diff --git a/src/frontend/inpcom.c b/src/frontend/inpcom.c index 4b46781af..61dc1a077 100644 --- a/src/frontend/inpcom.c +++ b/src/frontend/inpcom.c @@ -1,3424 +1,3424 @@ -/********** -Copyright 1990 Regents of the University of California. All rights reserved. -Author: 1985 Wayne A. Christopher -**********/ - -/* - * For dealing with spice input decks and command scripts - */ - -/* h_vogt 20 April 2008 - * For xspice and num_pram compatibility .cmodel added - * .cmodel will be replaced by .model in inp_fix_param_values() - * and then the entire line is skipped (will not be changed by this function). - * Usage of numparam requires {} around the parameters in the .cmodel line. - */ - -/* - * SJB 21 April 2005 - * Added support for end-of-line comments that begin with any of the following: - * ';' (for PSpice compatability) - * '$ ' (for HSpice compatability) - * '//' (like in c++ and as per the numparam code) - * '--' (as per the numparam code) - * Any following text to the end of the line is ignored. - * Note requirement for $ to be followed by a space. This is to avoid conflict - * with use in front of a variable. - * Comments on a contunuation line (i.e. line begining with '+') are allowed - * and are removed before lines are stitched. - * Lines that contain only an end-of-line comment with or withou leading white - * space are also allowed. - */ - -/* - * SJB 22 May 2001 - * Fixed memory leaks in inp_readall() when first(?) line of input begins with a '@'. - * Fixed memory leaks in inp_readall() when .include lines have errors - * Fixed crash where a NULL pointer gets freed in inp_readall() - */ - -#include "ngspice.h" - -#ifdef HAVE_LIBGEN_H /* dirname */ -#include -#define HAVE_DECL_BASENAME 1 -#endif - -#ifdef HAVE_LIBIBERTY_H /* asprintf etc. */ -#include -#undef AND /* obsolete macro in ansidecl.h */ -#endif - -#include "cpdefs.h" -#include "ftedefs.h" -#include "dvec.h" -#include "fteinp.h" - -#include "inpcom.h" -#include "variable.h" -#include "../misc/util.h" /* dirname() */ -#include "../misc/stringutil.h" -#include - -#ifdef XSPICE -/* gtri - add - 12/12/90 - wbk - include new stuff */ -#include "ipctiein.h" -#include "enh.h" -/* gtri - end - 12/12/90 */ -#endif - -/* SJB - Uncomment this line for debug tracing */ -/*#define TRACE*/ - -/* uncomment this line for getting deck output after all - manipulations into debug-out.txt */ -/* #define OUTDECK */ - -#ifdef HAS_WINDOWS -void winmessage(char* new_msg); -#endif - -/* globals -- wanted to avoid complicating inp_readall interface */ -static char *library_file[1000]; -static char *library_name[1000][1000]; -struct line *library_ll_ptr[1000][1000]; -struct line *libraries[1000]; -int num_libraries; -int num_lib_names[1000]; -static char *global; -static char *subckt_w_params[1000]; -static int num_subckt_w_params; -static char *func_names[1000]; -static char *func_params[1000][1000]; -static char *func_macro[5000]; -static int num_functions; -static int num_parameters[1000]; - -/* Collect information for dynamic allocation of numparam arrays */ -/* number of lines in input deck */ -int dynmaxline; /* inpcom.c 1529 */ -/* max. line length in input deck */ -int dynLlen; /* inpcom.c 1526 */ - /* number of lines in deck after expansion */ -int dynMaxckt = 0; /* subckt.c 307 */ -/* number of parameter substitutions */ -long dynsubst; /* spicenum.c 221 */ - -/* static declarations */ -static char * readline(FILE *fd); -static int get_number_terminals( char *c ); -static void inp_stripcomments_deck(struct line *deck); -static void inp_stripcomments_line(char * s); -static void inp_fix_for_numparam(struct line *deck); -static void inp_remove_excess_ws(struct line *deck); -static void inp_determine_libraries(struct line *deck, char *lib_name); -static void inp_init_lib_data(); -static void inp_grab_func(struct line *deck); -static void inp_fix_inst_calls_for_numparam( struct line *deck); -static void inp_expand_macros_in_func(); -static void inp_expand_macros_in_deck( struct line *deck ); -static void inp_fix_param_values( struct line *deck ); -static void inp_reorder_params( struct line *deck, struct line *list_head, struct line *end ); -static int inp_split_multi_param_lines( struct line *deck, int line_number ); -static void inp_sort_params( struct line *start_card, struct line *end_card, struct line *card_bf_start, struct line *s_c, struct line *e_c ); -static char* inp_remove_ws( char *s ); - -/*-------------------------------------------------------------------------* - * This routine reads a line (of arbitrary length), up to a '\n' or 'EOF' * - * and returns a pointer to the resulting null terminated string. * - * The '\n' if found, is included in the returned string. * - * From: jason@ucbopal.BERKELEY.EDU (Jason Venner) * - * Newsgroups: net.sources * - *-------------------------------------------------------------------------*/ -#define STRGROW 256 - -static char * -readline(FILE *fd) -{ - int c; - int memlen; - char *strptr; - int strlen; - - strptr = NULL; - strlen = 0; - memlen = STRGROW; - strptr = tmalloc(memlen); - memlen -= 1; /* Save constant -1's in while loop */ - while((c = getc(fd)) != EOF) { - if (strlen == 0 && (c == '\t' || c == ' ')) /* Leading spaces away */ - continue; - strptr[strlen] = c; - strlen++; - if( strlen >= memlen ) { - memlen += STRGROW; - if( !(strptr = trealloc(strptr, memlen + 1))) { - return (NULL); - } - } - if (c == '\n') { - break; - } - } - if (!strlen) { - tfree(strptr); - return (NULL); - } -// strptr[strlen] = '\0'; - /* Trim the string */ - strptr = trealloc(strptr, strlen + 1); - strptr[strlen] = '\0'; - return (strptr); -} - - -/*-------------------------------------------------------------------------* - * Look up the variable sourcepath and try everything in the list in order * - * if the file isn't in . and it isn't an abs path name. * - *-------------------------------------------------------------------------*/ -FILE * -inp_pathopen(char *name, char *mode) -{ - FILE *fp; - char buf[BSIZE_SP]; - struct variable *v; - - /* If this is an abs pathname, or there is no sourcepath var, just - * do an fopen. - */ - if (index(name, DIR_TERM) - || !cp_getvar("sourcepath", VT_LIST, (char *) &v)) - return (fopen(name, mode)); - - while (v) { - switch (v->va_type) { - case VT_STRING: - cp_wstrip(v->va_string); - (void) sprintf(buf, "%s%s%s", v->va_string, DIR_PATHSEP, name); - break; - case VT_NUM: - (void) sprintf(buf, "%d%s%s", v->va_num, DIR_PATHSEP, name); - break; - case VT_REAL: /* This is foolish */ - (void) sprintf(buf, "%g%s%s", v->va_real, DIR_PATHSEP, name); - break; - } - if ((fp = fopen(buf, mode))) - return (fp); - v = v->va_next; - } - return (NULL); -} - - -/* replace " gnd " by " 0 " - and then remove excessive white spaces */ -static void -inp_fix_gnd_name( struct line *deck ) { - struct line *c = deck; - char *gnd; - bool found_gnd = FALSE; - - while ( c != NULL ) { - gnd = c->li_line; - if ( *gnd == '*' ) { c = c->li_next; continue; } - /* replace " gnd " by " 0 " */ - while ( (gnd = strstr( gnd, "gnd " ) ) ) { - if ( isspace(*(gnd-1)) ) { - memcpy( gnd, "0 ", 4 ); - } - gnd += 4; - found_gnd = TRUE; - } - /* remove white spaces after replacement, retain " 0 " */ - if (found_gnd) - c->li_line = inp_remove_ws(c->li_line); - c = c->li_next; - found_gnd = FALSE; - } -} - -static struct line* -create_new_card( char *card_str, int *line_number ) { - char *str = strdup(card_str); - struct line *newcard = alloc(struct line); - - newcard->li_line = str; - newcard->li_linenum = *line_number; - newcard->li_error = NULL; - newcard->li_actual = NULL; - - *line_number = *line_number + 1; - - return newcard; -} - -static void -inp_chk_for_multi_in_vcvs( struct line *deck, int *line_number ) { - struct line *c, *a_card, *model_card, *next_card; - char *line, *bool_ptr, *str_ptr1, *str_ptr2, keep, *comma_ptr, *xy_values1[5], *xy_values2[5]; - char *node_str, *ctrl_node_str, *xy_str1, *model_name, *fcn_name; - char big_buf[1000]; - int xy_count1 = 0, xy_count2 = 0; - - for ( c = deck; c != NULL; c = c->li_next ) { - str_ptr1 = line = c->li_line; - if ( *line == 'e' ) { - if ( (bool_ptr = strstr( line, "nand(" )) || - (bool_ptr = strstr( line, "and(" )) || - (bool_ptr = strstr( line, "nor(" )) || - (bool_ptr = strstr( line, "or(" )) ) { - while ( !isspace(*str_ptr1) ) str_ptr1++; - keep = *str_ptr1; *str_ptr1 = '\0'; - model_name = strdup(line); *str_ptr1 = keep; - - str_ptr2 = bool_ptr - 1; - while ( isspace(*str_ptr1) ) str_ptr1++; - while ( isspace(*str_ptr2) ) str_ptr2--; - str_ptr2++; - keep = *str_ptr2; *str_ptr2 = '\0'; - node_str = strdup(str_ptr1); *str_ptr2 = keep; - - str_ptr1 = bool_ptr + 1; - while ( *str_ptr1 != '(' ) str_ptr1++; - *str_ptr1 = '\0'; fcn_name = strdup(bool_ptr); - *str_ptr1 = '('; - - str_ptr1 = strstr( str_ptr1, ")" ); - str_ptr1++; - comma_ptr = str_ptr2 = strstr( line, "," ); - str_ptr2--; - while( isspace(*str_ptr2) ) str_ptr2--; - - while ( isspace(*str_ptr1) ) str_ptr1++; - if ( *str_ptr2 == '}' ) { - while ( *str_ptr2 != '{' ) str_ptr2--; - xy_str1 = str_ptr2; str_ptr2--; - while ( isspace(*str_ptr2) ) str_ptr2--; - str_ptr2++; - } else { - while ( !isspace(*str_ptr2) ) str_ptr2--; - xy_str1 = str_ptr2 + 1; - while ( isspace(*str_ptr2) ) str_ptr2--; - str_ptr2++; - } - keep = *str_ptr2; *str_ptr2 = '\0'; - ctrl_node_str = strdup(str_ptr1); *str_ptr2 = keep; - - str_ptr1 = comma_ptr + 1; - while ( isspace(*str_ptr1) ) str_ptr1++; - if ( *str_ptr1 == '{' ) { - while ( *str_ptr1 != '}' ) str_ptr1++; - str_ptr1++; - } else { - while ( !isspace(*str_ptr1) ) str_ptr1++; - } - keep = *str_ptr1; *str_ptr1 = '\0'; - xy_count1 = get_comma_separated_values( xy_values1, xy_str1 ); - *str_ptr1 = keep; - - while ( isspace(*str_ptr1) ) str_ptr1++; - xy_count2 = get_comma_separated_values( xy_values2, str_ptr1 ); - - // place restrictions on only having 2 point values; this can change later - if ( xy_count1 != 2 && xy_count2 != 2 ) { - fprintf(stderr,"ERROR: only expecting 2 pair values for multi-input vcvs!\n"); - } - - sprintf( big_buf, "%s %%vd[ %s ] %%vd( %s ) %s", model_name, ctrl_node_str, node_str, model_name ); - a_card = create_new_card( big_buf, line_number ); - *a_card->li_line = 'a'; - - sprintf( big_buf, ".model %s multi_input_pwl ( x = [%s %s] y = [%s %s] model = \"%s\" )", model_name, xy_values1[0], xy_values2[0], - xy_values1[1], xy_values2[1], fcn_name ); - model_card = create_new_card( big_buf, line_number ); - - tfree(model_name); tfree(node_str); tfree(fcn_name); tfree(ctrl_node_str); - tfree(xy_values1[0]); tfree(xy_values1[1]); tfree(xy_values2[0]); tfree(xy_values2[1]); - - *c->li_line = '*'; - next_card = c->li_next; - c->li_next = a_card; - a_card->li_next = model_card; - model_card->li_next = next_card; - } - } - } -} - -static void -inp_add_control_section( struct line *deck, int *line_number ) { - struct line *c, *newcard, *prev_card = NULL; - bool found_control = FALSE, found_run = FALSE; - bool found_end = FALSE; - char *op_line = NULL, rawfile[1000], *line; - - for ( c = deck; c != NULL; c = c->li_next ) { - if ( *c->li_line == '*' ) continue; - if ( ciprefix( ".op ", c->li_line ) ) { - *c->li_line = '*'; - op_line = c->li_line + 1; - } - if ( ciprefix( ".end", c->li_line ) ) found_end = TRUE; - if ( found_control && ciprefix( "run", c->li_line ) ) found_run = TRUE; - - if ( ciprefix( ".control", c->li_line ) ) found_control = TRUE; - if ( ciprefix( ".endc", c->li_line ) ) { - found_control = FALSE; - - if ( !found_run ) { - newcard = create_new_card( "run", line_number ); - prev_card->li_next = newcard; - newcard->li_next = c; - prev_card = newcard; - found_run = TRUE; - } - if ( cp_getvar( "rawfile", VT_STRING, rawfile ) ) { - line = tmalloc( strlen("write") + strlen(rawfile) + 2 ); - sprintf(line, "write %s", rawfile); - newcard = create_new_card( line, line_number ); - prev_card->li_next = newcard; - newcard->li_next = c; - prev_card = newcard; - tfree(line); - } - } - prev_card = c; - } - // check if need to add control section - if ( !found_run && found_end ) { - prev_card = deck->li_next; - newcard = create_new_card( ".endc", line_number ); - deck->li_next = newcard; - newcard->li_next = prev_card; - - if ( cp_getvar( "rawfile", VT_STRING, rawfile ) ) { - line = tmalloc( strlen("write") + strlen(rawfile) + 2 ); - sprintf(line, "write %s", rawfile); - prev_card = deck->li_next; - newcard = create_new_card( line, line_number ); - deck->li_next = newcard; - newcard->li_next = prev_card; - tfree(line); - } - if ( op_line != NULL ) { - prev_card = deck->li_next; - newcard = create_new_card( op_line, line_number ); - deck->li_next = newcard; - newcard->li_next = prev_card; - } - - prev_card = deck->li_next; - newcard = create_new_card( "run", line_number ); - deck->li_next = newcard; - newcard->li_next = prev_card; - - prev_card = deck->li_next; - newcard = create_new_card( ".control", line_number ); - deck->li_next = newcard; - newcard->li_next = prev_card; - } -} - -// look for shell-style end-of-line continuation '\\' -static bool -chk_for_line_continuation( char *line ) { - char *ptr = line + strlen(line) - 1; - - if ( *line != '*' && *line != '$' ) { - while ( ptr >= line && *ptr && isspace(*ptr) ) ptr--; - - if ( (ptr-1) >= line && *ptr == '\\' && *(ptr-1) && *(ptr-1) == '\\' ) { - *ptr = ' '; *(ptr-1) = ' '; - return TRUE; - } - } - - return FALSE; -} - -// -// change .macro --> .subckt -// .eom --> .ends -// .subckt (1 2 3) --> .subckt 1 2 3 -// v(1,11) --> 0 -// x1 (1 2 3) --> x1 1 2 3 -// .param func1(x,y) = {x*y} --> .func func1(x,y) {x*y} -// -static void -inp_fix_macro_param_func_paren_io( struct line *begin_card ) { - struct line *card; - char *str_ptr, *new_str, *open_paren_ptr, *search_ptr, *fcn_name; - bool is_func = FALSE; - - for ( card = begin_card; card != NULL; card = card->li_next ) { - - if ( *card->li_line == '*' ) continue; - - // zero out any voltage node references on .param lines - if ( ciprefix( ".param", card->li_line ) ) { - search_ptr = card->li_line; - while( ( open_paren_ptr = strstr( search_ptr, "(" ) ) ) { - fcn_name = open_paren_ptr - 1; - while ( *fcn_name != '\0' && fcn_name != search_ptr && (isalnum(*fcn_name) || *fcn_name == '_' ) ) fcn_name--; - if ( fcn_name != search_ptr ) fcn_name++; - *open_paren_ptr = '\0'; - if ( strcmp( fcn_name, "v" ) == 0 ) { - *open_paren_ptr = ' '; - *fcn_name = '0'; - fcn_name++; - while ( *fcn_name != ')' ) { *fcn_name = ' '; fcn_name++; } - *fcn_name = ' '; - } - else { - *open_paren_ptr = '('; - } - search_ptr = open_paren_ptr + 1; - } - } - - if ( ciprefix( ".macro", card->li_line ) || ciprefix( ".eom", card->li_line ) ) { - str_ptr = card->li_line; - while( !isspace(*str_ptr) ) str_ptr++; - - if ( ciprefix( ".macro", card->li_line ) ) { - new_str = tmalloc( strlen(".subckt") + strlen(str_ptr) + 1 ); - sprintf( new_str, ".subckt%s", str_ptr ); - } else { - new_str = tmalloc( strlen(".ends") + strlen(str_ptr) + 1 ); - sprintf( new_str, ".ends%s", str_ptr ); - } - - tfree( card->li_line ); - card->li_line = new_str; - } - if ( ciprefix( ".subckt", card->li_line ) || ciprefix( "x", card->li_line ) ) { - str_ptr = card->li_line; - while( !isspace(*str_ptr) ) str_ptr++; // skip over .subckt, instance name - while( isspace(*str_ptr) ) str_ptr++; - if ( ciprefix( ".subckt", card->li_line ) ) { - while( !isspace(*str_ptr) ) str_ptr++; // skip over subckt name - while( isspace(*str_ptr) ) str_ptr++; - } - if ( *str_ptr == '(' ) { - *str_ptr = ' '; - while ( *str_ptr && *str_ptr != '\0' ) { - if ( *str_ptr == ')' ) { *str_ptr = ' '; break; } - str_ptr++; - } - } - } - is_func = FALSE; - if ( ciprefix( ".param", card->li_line ) ) { - str_ptr = card->li_line; - while ( !isspace( *str_ptr ) ) str_ptr++; // skip over .param - while ( isspace( *str_ptr ) ) str_ptr++; - while ( !isspace( *str_ptr ) && *str_ptr != '=' ) { - if ( *str_ptr == '(' ) is_func = TRUE; - str_ptr++; - } - - if ( is_func ) { - if ( ( str_ptr = strstr( card->li_line, "=" ) ) ) *str_ptr = ' '; - - str_ptr = card->li_line + 1; - *str_ptr = 'f'; *(str_ptr+1) = 'u'; *(str_ptr+2) = 'n'; - *(str_ptr+3) = 'c'; *(str_ptr+4) = ' '; - } - } - } -} - -static char * -get_instance_subckt( char *line ) -{ - char *equal_ptr = NULL, *end_ptr = line + strlen(line) - 1, *inst_name_ptr = NULL, *inst_name = NULL; - char keep = ' '; - - // see if instance has parameters - if ( ( equal_ptr = strstr( line, "=" ) ) ) { - end_ptr = equal_ptr - 1; - while ( isspace(*end_ptr) ) end_ptr--; - while ( !isspace(*end_ptr) ) end_ptr--; - while ( isspace(*end_ptr) ) end_ptr--; - end_ptr++; - keep = *end_ptr; - *end_ptr = '\0'; - } - inst_name_ptr = end_ptr; - while ( !isspace(*inst_name_ptr) ) inst_name_ptr--; - inst_name_ptr++; - - inst_name = strdup(inst_name_ptr); - - if ( equal_ptr ) *end_ptr = keep; - - return inst_name; -} - -static char* -get_subckt_model_name( char *line ) -{ - char *name = line, *end_ptr = NULL, *subckt_name; - char keep; - - while ( !isspace( *name ) ) name++; // eat .subckt|.model - while ( isspace( *name ) ) name++; - - end_ptr = name; - while ( !isspace( *end_ptr ) ) end_ptr++; - keep = *end_ptr; - *end_ptr = '\0'; - - subckt_name = strdup(name); - *end_ptr = keep; - - return subckt_name; -} - -static char* -get_model_name( char *line, int num_terminals ) -{ - char *beg_ptr = line, *end_ptr, keep, *model_name = NULL; - int i = 0; - - while ( !isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; // eat device name - while ( isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; - - for ( i = 0; i < num_terminals; i++ ) { - while ( !isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; - while ( isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; - } - end_ptr = beg_ptr; - while ( *end_ptr != '\0' && !isspace( *end_ptr ) ) end_ptr++; - keep = *end_ptr; - *end_ptr = '\0'; - - model_name = strdup( beg_ptr ); - - *end_ptr = keep; - - return model_name; -} - -static char * -get_adevice_model_name( char *line ) -{ - char *model_name, *ptr_end = line + strlen(line), *ptr_beg, keep; - - while ( isspace( *(ptr_end-1) ) ) ptr_end--; - ptr_beg = ptr_end - 1; - - while ( !isspace(*ptr_beg) ) ptr_beg--; - ptr_beg++; - keep = *ptr_end; *ptr_end = '\0'; - model_name = strdup(ptr_beg); - *ptr_end = keep; - - return model_name; -} - -static void -get_subckts_for_subckt( struct line *start_card, char *subckt_name, - char *used_subckt_names[], int *num_used_subckt_names, - char *used_model_names[], int *num_used_model_names, - bool has_models ) -{ - struct line *card; - char *line = NULL, *curr_subckt_name, *inst_subckt_name, *model_name, *new_names[100]; - bool found_subckt = FALSE, have_subckt = FALSE, found_model = FALSE; - int i, num_terminals = 0, tmp_cnt = 0; - - for ( card = start_card; card != NULL; card = card->li_next ) { - line = card->li_line; - - if ( *line == '*' ) continue; - - if ( ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) && found_subckt ) - break; - - if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) { - curr_subckt_name = get_subckt_model_name( line ); - - if ( strcmp( curr_subckt_name, subckt_name ) == 0 ) { - found_subckt = TRUE; - } - - tfree(curr_subckt_name); - } - if ( found_subckt ) { - if ( *line == 'x' ) { - inst_subckt_name = get_instance_subckt( line ); - have_subckt = FALSE; - for ( i = 0; i < *num_used_subckt_names; i++ ) - if ( strcmp( used_subckt_names[i], inst_subckt_name ) == 0 ) - have_subckt = TRUE; - if ( !have_subckt ) { - new_names[tmp_cnt++] = used_subckt_names[*num_used_subckt_names] = inst_subckt_name; - *num_used_subckt_names = *num_used_subckt_names + 1; - } - else tfree( inst_subckt_name ); - } - else if ( *line == 'a' ) { - model_name = get_adevice_model_name( line ); - found_model = FALSE; - for ( i = 0; i < *num_used_model_names; i++ ) - if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; - if ( !found_model ) { - used_model_names[*num_used_model_names] = model_name; - *num_used_model_names = *num_used_model_names + 1; - } - else tfree( model_name ); - } - else if ( has_models ) { - num_terminals = get_number_terminals( line ); - - if ( num_terminals != 0 ) { - model_name = get_model_name( line, num_terminals ); - - if ( isalpha( *model_name ) ) { - found_model = FALSE; - for ( i = 0; i < *num_used_model_names; i++ ) - if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; - if ( !found_model ) { - used_model_names[*num_used_model_names] = model_name; - *num_used_model_names = *num_used_model_names + 1; - } - else tfree( model_name ); - } - else { - tfree( model_name ); - } - } - } - } - } - // now make recursive call on instances just found above - for ( i = 0; i < tmp_cnt; i++ ) - get_subckts_for_subckt( start_card, new_names[i], used_subckt_names, num_used_subckt_names, - used_model_names, num_used_model_names, has_models ); -} - -/* - check if current token matches model bin name -- .[0-9]+ - */ -static bool -model_bin_match( char* token, char* model_name ) -{ - char* dot_char; - bool flag = FALSE; - - if ( strncmp( model_name, token, strlen(token) ) == 0 ) { - if ( (dot_char = strstr( model_name, "." )) ) { - flag = TRUE; - dot_char++; - while( *dot_char != '\0' ) { - if ( !isdigit( *dot_char ) ) { - flag = FALSE; - break; - } - dot_char++; - } - } - } - return flag; -} - -/* - iterate through the deck and comment out unused subckts, models - (don't want to waste time processing everything) - also comment out .param lines with no parameters defined - */ -static void -comment_out_unused_subckt_models( struct line *start_card ) -{ - struct line *card; - char *used_subckt_names[1000], *used_model_names[1000], *line = NULL, *subckt_name, *model_name; - int num_used_subckt_names = 0, num_used_model_names = 0, i = 0, num_terminals = 0, tmp_cnt = 0; - bool processing_subckt = FALSE, found_subckt = FALSE, remove_subckt = FALSE, found_model = FALSE, has_models = FALSE; - - for ( card = start_card; card != NULL; card = card->li_next ) { - if ( ciprefix( ".model", card->li_line ) ) has_models = TRUE; - if ( ciprefix( ".cmodel", card->li_line ) ) has_models = TRUE; - if ( ciprefix( ".param", card->li_line ) && !strstr( card->li_line, "=" ) ) *card->li_line = '*'; - } - - for ( card = start_card; card != NULL; card = card->li_next ) { - line = card->li_line; - - if ( *line == '*' ) continue; - - if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) processing_subckt = TRUE; - if ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) processing_subckt = FALSE; - if ( !processing_subckt ) { - if ( *line == 'x' ) { - subckt_name = get_instance_subckt( line ); - found_subckt = FALSE; - for ( i = 0; i < num_used_subckt_names; i++ ) - if ( strcmp( used_subckt_names[i], subckt_name ) == 0 ) found_subckt = TRUE; - if ( !found_subckt ) { - used_subckt_names[num_used_subckt_names++] = subckt_name; - tmp_cnt++; - } - else tfree( subckt_name ); - } - else if ( *line == 'a' ) { - model_name = get_adevice_model_name( line ); - found_model = FALSE; - for ( i = 0; i < num_used_model_names; i++ ) - if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; - if ( !found_model ) used_model_names[num_used_model_names++] = model_name; - else tfree( model_name ); - } - else if ( has_models ) { - /* This is a preliminary version, until we have found a reliable - method to detect the model name out of the input line (Many - options have to be taken into account.). */ - num_terminals = get_number_terminals( line ); - if ( num_terminals != 0 ) { - bool model_ok = FALSE; - char *tmp_name, *tmp_name1; - tmp_name = tmp_name1 = model_name = get_model_name( line, num_terminals ); - /* first character of model name is character from alphabet */ - if ( isalpha( *model_name ) ) model_ok = TRUE; - /* first character is digit, second is alpha, third is digit, - e.g. 1N4002 */ - else if ((strlen(model_name) > 2) && isdigit(*tmp_name) && isalpha(*(++tmp_name)) && - isdigit(*(++tmp_name))) model_ok = TRUE; - /* first character is is digit, second is alpha, third is alpha, fourth is digit - e.g. 2SK456 */ - else if ((strlen(model_name) > 3) && isdigit(*tmp_name1) && isalpha(*(++tmp_name1)) && - isalpha(*(++tmp_name1)) && isdigit(*(++tmp_name1))) model_ok = TRUE; - /* Check if model has already been recognized, if not, add its name to - list used_model_names[i] */ - if (model_ok) { - found_model = FALSE; - for ( i = 0; i < num_used_model_names; i++ ) - if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; - if ( !found_model ) used_model_names[num_used_model_names++] = model_name; - else tfree( model_name ); - } else { - tfree( model_name ); - } - } - } /* if ( has_models ) */ - } /* if ( !processing_subckt ) */ - } /* for loop through all cards */ - for ( i = 0; i < tmp_cnt; i++ ) - get_subckts_for_subckt( start_card, used_subckt_names[i], used_subckt_names, - &num_used_subckt_names, used_model_names, &num_used_model_names, has_models ); - - /* comment out any unused subckts */ - for ( card = start_card; card != NULL; card = card->li_next ) { - line = card->li_line; - - if ( *line == '*' ) continue; - - if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) { - subckt_name = get_subckt_model_name( line ); - remove_subckt = TRUE; - for ( i = 0; i < num_used_subckt_names; i++ ) - if ( strcmp( used_subckt_names[i], subckt_name ) == 0 ) remove_subckt = FALSE; - tfree(subckt_name); - } - if ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) { - if ( remove_subckt ) *line = '*'; - remove_subckt = FALSE; - } - if ( remove_subckt ) *line = '*'; - else if ( has_models && (ciprefix( ".model", line ) || ciprefix( ".cmodel", line )) ) { - model_name = get_subckt_model_name( line ); - found_model = FALSE; - for ( i = 0; i < num_used_model_names; i++ ) - if ( strcmp( used_model_names[i], model_name ) == 0 || model_bin_match( used_model_names[i], model_name ) ) found_model = TRUE; - if ( !found_model ) *line = '*'; - tfree(model_name); - } - } - for ( i = 0; i < num_used_subckt_names; i++ ) tfree(used_subckt_names[i]); - for ( i = 0; i < num_used_model_names; i++ ) tfree(used_model_names[i]); -} - -static char* -inp_fix_ternary_operator_str( char *line ) -{ - char *conditional, *if_str, *else_str, *question, *colon, keep, *str_ptr, *str_ptr2, *new_str; - char *paren_ptr = NULL, *end_str = NULL, *beg_str = NULL; - int count = 0; - - if ( !strstr( line, "?" ) && !strstr( line, ":" ) ) return line; - - str_ptr = line; - if ( ciprefix( ".param", line ) || ciprefix( ".func", line ) || ciprefix( ".meas", line ) ) { - - str_ptr = line; - if ( ciprefix( ".param", line ) || ciprefix( ".meas", line ) ) str_ptr = strstr( line, "=" ); - else str_ptr = strstr( line, ")" ); - - str_ptr++; - while( isspace(*str_ptr) ) str_ptr++; - if ( *str_ptr == '{' ) { str_ptr++; while( isspace(*str_ptr) ) str_ptr++; } - - question = strstr( str_ptr, "?" ); - paren_ptr = strstr( str_ptr, "(" ); - - if ( paren_ptr != NULL && paren_ptr < question ) { - str_ptr = question; - while ( *str_ptr != '(' ) str_ptr--; - *str_ptr = '\0'; - beg_str = strdup(line); - *str_ptr = '('; - str_ptr++; - paren_ptr = NULL; - } - else { - keep = *str_ptr; *str_ptr = '\0'; - beg_str = strdup(line); - *str_ptr = keep; - } - } - - // get conditional - str_ptr2 = question = strstr( str_ptr, "?" ); - str_ptr2--; - while ( isspace(*str_ptr2) ) str_ptr2--; - if ( *str_ptr2 == ')' ) { - while ( *str_ptr != '(' ) str_ptr--; - } - str_ptr2++; keep = *str_ptr2; *str_ptr2 = '\0'; - conditional = strdup(str_ptr); - *str_ptr2 = keep; - - // get if - str_ptr = question + 1; - while ( isspace(*str_ptr) ) str_ptr++; - if ( *str_ptr == '(' ) { - // find closing paren - count = 1; - str_ptr2 = str_ptr + 1; - while ( count != 0 && *str_ptr2 != '\0' ) { - str_ptr2++; - if ( *str_ptr2 == '(' ) count++; - if ( *str_ptr2 == ')' ) count--; - } - if ( count != 0 ) { - fprintf(stderr, "ERROR: problem parsing 'if' of ternary string %s!\n", line); - exit (-1); - } - colon = str_ptr2 + 1; - while ( *colon != ':' && *colon != '\0' ) colon++; - if ( *colon != ':' ) { - fprintf(stderr,"ERROR: problem parsing ternary string (finding ':') %s!\n", line); - exit(-1); - } - } - else if ( ( colon = strstr( str_ptr, ":" ) ) ) { - str_ptr2 = colon - 1; - while ( isspace(*str_ptr2) ) str_ptr2--; - } - else { - fprintf(stderr,"ERROR: problem parsing ternary string (missing ':') %s!\n", line); - exit(-1); - } - str_ptr2++; keep = *str_ptr2; *str_ptr2 = '\0'; - if_str = inp_fix_ternary_operator_str(strdup(str_ptr)); - *str_ptr2 = keep; - - // get else - str_ptr = colon + 1; - while ( isspace(*str_ptr) ) str_ptr++; - if ( paren_ptr != NULL ) { - // find end paren ')' - bool found_paren = FALSE; - count = 0; str_ptr2 = str_ptr; - while ( *str_ptr2 != '\0' ) { - if ( *str_ptr2 == '(' ) { count++; found_paren = TRUE; } - if ( *str_ptr2 == ')' ) count--; - str_ptr2++; - if ( found_paren && count == 0 ) break; - } - if ( found_paren && count != 0 ) { - fprintf( stderr, "ERROR: problem parsing ternary line %s!\n", line ); - exit(-1); - } - keep = *str_ptr2; - *str_ptr2 = '\0'; - else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); - if ( keep != '}' ) { - end_str = inp_fix_ternary_operator_str(strdup(str_ptr2+1)); - } else { - *str_ptr2 = keep; - end_str = strdup(str_ptr2); - } - *str_ptr2 = keep; - } - else { - if ( ( str_ptr2 = strstr( str_ptr, "}" ) ) ) { - *str_ptr2 = '\0'; - else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); - *str_ptr2 = '}'; - end_str = strdup(str_ptr2); - } else { - else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); - } - } - - if ( end_str != NULL ) { - if ( beg_str != NULL ) { - new_str = tmalloc( strlen(beg_str) + strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + strlen(end_str) + 5 ); - sprintf( new_str, "%sternary_fcn(%s,%s,%s)%s", beg_str, conditional, if_str, else_str, end_str ); - } else { - new_str = tmalloc( strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + strlen(end_str) + 5 ); - sprintf( new_str, "ternary_fcn(%s,%s,%s)%s", conditional, if_str, else_str, end_str ); - } - } - else { - if ( beg_str != NULL ) { - new_str = tmalloc( strlen(beg_str) + strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + 5 ); - sprintf( new_str, "%sternary_fcn(%s,%s,%s)", beg_str, conditional, if_str, else_str ); - } else { - new_str = tmalloc( strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + 5 ); - sprintf( new_str, "ternary_fcn(%s,%s,%s)", conditional, if_str, else_str ); - } - } - - tfree(line); - tfree(conditional); tfree(if_str); tfree(else_str); - if ( beg_str != NULL ) tfree(beg_str); - if ( end_str != NULL ) tfree(end_str); - - return new_str; -} - -static void -inp_fix_ternary_operator( struct line *start_card ) -{ - struct line *card; - char *line; - - for ( card = start_card; card != NULL; card = card->li_next ) { - line = card->li_line; - - if ( *line == '*' ) continue; - if ( strstr( line, "?" ) && strstr( line, ":" ) ) { - card->li_line = inp_fix_ternary_operator_str( line ); - } - } -} - -/*------------------------------------------------------------------------- - * Read the entire input file and return a pointer to the first line of - * the linked list of 'card' records in data. The pointer is stored in - * *data. - *-------------------------------------------------------------------------*/ -void -inp_readall(FILE *fp, struct line **data, int call_depth, char *dir_name) -{ - struct line *end = NULL, *cc = NULL, *prev = NULL, *working, *newcard, *start_lib, *global_card, *tmp_ptr = NULL, *tmp_ptr2 = NULL; - char *buffer = NULL, *s, *t, *y, *z, c; - /* segfault fix */ -#ifdef XSPICE - char big_buff[5000]; - int line_count = 0; - Ipc_Status_t ipc_status; - char ipc_buffer[1025]; /* Had better be big enough */ - int ipc_len; -#endif - char *copys=NULL, big_buff2[5000]; - char *global_copy = NULL, keep_char; - int line_number = 1; /* sjb - renamed to avoid confusion with struct line */ - int line_number_orig = 1, line_number_lib = 1, line_number_inc = 1; - int no_braces = 0; /* number of '{' */ - FILE *newfp; -#if defined(TRACE) || defined(OUTDECK) - FILE *fdo; -#endif - struct line *tmp_ptr1 = NULL; - - int i, j; - bool found_library, found_lib_name, found_end = FALSE, shell_eol_continuation = FALSE; - bool dir_name_flag = FALSE; - - struct variable *v; - char *s_ptr, *s_lower; - - /* Must set this to NULL or non-tilde includes segfault. -- Tim Molteno */ - /* copys = NULL; */ /* This caused a parse error with gcc 2.96. Why??? */ - - if ( call_depth == 0 ) { - num_subckt_w_params = 0; - num_libraries = 0; - num_functions = 0; - global = NULL; - found_end = FALSE; - } - -/* gtri - modify - 12/12/90 - wbk - read from mailbox if ipc enabled */ -#ifdef XSPICE - - /* First read in all lines & put them in the struct cc */ - while (1) { - /* If IPC is not enabled, do equivalent of what SPICE did before */ - if(! g_ipc.enabled) { - if ( call_depth == 0 && line_count == 0 ) { - line_count++; - if ( fgets( big_buff, 5000, fp ) ) { -/* buffer = tmalloc( strlen(big_buff) + 1 ); - strcpy(buffer, big_buff); */ - buffer = copy(big_buff); - } - } - else { - buffer = readline(fp); - if(! buffer) { - break; - } - } - } - else { - /* else, get the line from the ipc channel. */ - /* We assume that newlines are not sent by the client */ - /* so we add them here */ - ipc_status = ipc_get_line(ipc_buffer, &ipc_len, IPC_WAIT); - if(ipc_status == IPC_STATUS_END_OF_DECK) { - buffer = NULL; - break; - } - else if(ipc_status == IPC_STATUS_OK) { - buffer = (void *) tmalloc(strlen(ipc_buffer) + 3); - strcpy(buffer, ipc_buffer); - strcat(buffer, "\n"); - } - else { /* No good way to report this so just die */ - exit(1); - } - } - -/* gtri - end - 12/12/90 */ -#else - while ((buffer = readline(fp))) { -#endif - -#ifdef TRACE - /* SDB debug statement */ - printf ("in inp_readall, just read %s", buffer); -#endif - - if ( !buffer ) { - continue; - } - /* OK -- now we have loaded the next line into 'buffer'. Process it. */ - /* If input line is blank, ignore it & continue looping. */ - if ( (strcmp(buffer,"\n") == 0) || (strcmp(buffer,"\r\n") == 0) ) { - if ( call_depth != 0 || (call_depth == 0 && cc != NULL) ) { - line_number_orig++; - tfree(buffer); /* was allocated by readline() */ - continue; - } - } - - if (*buffer == '@') { - tfree(buffer); /* was allocated by readline() */ - break; - } - - /* now handle .lib statements */ - if (ciprefix(".lib", buffer)) { - for ( s = buffer; *s && !isspace(*s); s++ ); /* skip over .lib */ - while ( isspace(*s) || isquote(*s) ) s++; /* advance past space chars */ - if ( !*s ) { /* if at end of line, error */ - fprintf(cp_err, "Error: .lib filename missing\n"); - tfree(buffer); /* was allocated by readline() */ - continue; - } /* Now s points to first char after .lib */ - for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); /* skip to end of word */ - y = t; - while ( isspace(*y) || isquote(*y) ) y++; /* advance past space chars */ - // check if rest of line commented out - if ( *y && *y != '$' ) { /* .lib */ - for ( z = y; *z && !isspace(*z) && !isquote(*z); z++ ); - c = *t; - *t = '\0'; - *z = '\0'; - - if ( *s == '~' ) { - copys = cp_tildexpand(s); /* allocates memory, but can also return NULL */ - if( copys != NULL ) { - s = copys; /* reuse s, but remember, buffer still points to allocated memory */ - } - } - /* lower case the file name for later string compares */ -/* s_ptr = strdup(s); */ - s_lower = strdup(s); - for(s_ptr = s_lower; *s_ptr && (*s_ptr != '\n'); s_ptr++) *s_ptr = tolower(*s_ptr); - - found_library = FALSE; - for ( i = 0; i < num_libraries; i++ ) { - if ( strcmp( library_file[i], s_lower ) == 0 ) { - found_library = TRUE; - break; - } - } - if ( found_library ) { - if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ - } else { - if ( dir_name != NULL ) sprintf( big_buff2, "%s/%s", dir_name, s ); - else sprintf( big_buff2, "./%s", s ); - dir_name_flag = FALSE; - if ( !( newfp = inp_pathopen( s, "r" ) ) ) { - dir_name_flag = TRUE; - if ( !( newfp = inp_pathopen( big_buff2, "r" ) ) ) { - perror(s); - if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ - tfree(buffer); /* allocated by readline() above */ - continue; - } - } - if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ - - library_file[num_libraries++] = strdup(s_lower); - - if ( dir_name_flag == FALSE ) { - char *s_dup = strdup(s); - inp_readall(newfp, &libraries[num_libraries-1], call_depth+1, dirname(s_dup)); - tfree(s_dup); - } - else - inp_readall(newfp, &libraries[num_libraries-1], call_depth+1, dir_name); - - fclose(newfp); - } - *t = c; - tfree(s_lower); - - /* Make the .lib a comment */ - *buffer = '*'; - } - } /* end of .lib handling */ - - /* now handle .include statements */ - if (ciprefix(".include", buffer) || ciprefix(".inc", buffer)) { - for (s = buffer; *s && !isspace(*s); s++) /* advance past non-space chars */ - ; - while (isspace(*s) || isquote(*s)) /* now advance past space chars */ - s++; - if (!*s) { /* if at end of line, error */ - fprintf(cp_err, "Error: .include filename missing\n"); - tfree(buffer); /* was allocated by readline() */ - continue; - } /* Now s points to first char after .include */ - for (t = s; *t && !isspace(*t) && !isquote(*t); t++) /* now advance past non-space chars */ - ; - *t = '\0'; /* place \0 and end of file name in buffer */ - - if (*s == '~') { - copys = cp_tildexpand(s); /* allocates memory, but can also return NULL */ - if(copys != NULL) { - s = copys; /* reuse s, but remember, buffer still points to allocated memory */ - } - } - - /* open file specified by .include statement */ - if ( dir_name != NULL ) sprintf( big_buff2, "%s/%s", dir_name, s ); - else sprintf( big_buff2, "./%s", s ); - dir_name_flag = FALSE; - if (!(newfp = inp_pathopen(s, "r"))) { - dir_name_flag = TRUE; - if ( !( newfp = inp_pathopen( big_buff2, "r" ) ) ) { - perror(s); - if(copys) { - tfree(copys); /* allocated by the cp_tildexpand() above */ - } - tfree(buffer); /* allocated by readline() above */ - continue; - } - } - - if(copys) { - tfree(copys); /* allocated by the cp_tildexpand() above */ - } - - if ( dir_name_flag == FALSE ) { - char *s_dup = strdup(s); - inp_readall(newfp, &newcard, call_depth+1, dirname(s_dup)); /* read stuff in include file into netlist */ - tfree(s_dup); - } - else - inp_readall(newfp, &newcard, call_depth+1, dir_name); /* read stuff in include file into netlist */ - - (void) fclose(newfp); - - /* Make the .include a comment */ - *buffer = '*'; - - /* now check if this is the first pass (i.e. end points to null) */ - if (end) { /* end already exists */ - end->li_next = alloc(struct line); /* create next card */ - end = end->li_next; /* make end point to next card */ - } else { - end = cc = alloc(struct line); /* create the deck & end. cc will - point to beginning of deck, end to - the end */ - } - - /* now fill out rest of struct end. */ - end->li_next = NULL; - end->li_error = NULL; - end->li_actual = NULL; - end->li_line = copy(buffer); - end->li_linenum = end->li_linenum_orig = line_number++; - if (newcard) { - end->li_next = newcard; - /* Renumber the lines */ - line_number_inc = 1; - for (end = newcard; end && end->li_next; end = end->li_next) { - end->li_linenum = line_number++; - end->li_linenum_orig = line_number_inc++; - } - end->li_linenum = line_number++; /* SJB - renumber the last line */ - end->li_linenum_orig = line_number_inc++; /* SJB - renumber the last line */ - } - - /* Fix the buffer up a bit. */ - (void) strncpy(buffer + 1, "end of:", 7); - } /* end of .include handling */ - - /* loop through 'buffer' until end is reached. Then test for - premature end. If premature end is reached, spew - error and zap the line. */ - if ( !ciprefix( "write", buffer ) ) { // exclude 'write' command so filename case preserved - for (s = buffer; *s && (*s != '\n') && (*s != '\0'); s++) *s = tolower(*s); - if (!*s) { - //fprintf(cp_err, "Warning: premature EOF\n"); - } - *s = '\0'; /* Zap the newline. */ - - if((s-1) >= buffer && *(s-1) == '\r') /* Zop the carriage return under windows */ - *(s-1) = '\0'; - } - - if (ciprefix(".end", buffer) && strlen(buffer) == 4 ) { - found_end = TRUE; - *buffer = '*'; - } - - if ( ciprefix( ".global", buffer ) ) { - for ( s = buffer; *s && !isspace(*s); s++ ); - - if ( global == NULL ) { - global = strdup(buffer); - } else { - global_copy = tmalloc( strlen(global) + strlen(s) + 1 ); - sprintf( global_copy, "%s%s", global, s ); - tfree(global); - global = global_copy; - } - *buffer = '*'; - } - - if ( shell_eol_continuation ) { - char *new_buffer = tmalloc( strlen(buffer) + 2); - sprintf( new_buffer, "+%s", buffer ); - - tfree(buffer); - buffer = new_buffer; - } - - shell_eol_continuation = chk_for_line_continuation( buffer ); - - /* now check if this is the first pass (i.e. end points to null) */ - if (end) { /* end already exists */ - end->li_next = alloc(struct line); /* create next card */ - end = end->li_next; /* point to next card */ - } else { /* End doesn't exist. Create it. */ - end = cc = alloc(struct line); /* note that cc points to beginning - of deck, end to the end */ - } - - /* now put buffer into li */ - end->li_next = NULL; - end->li_error = NULL; - end->li_actual = NULL; - end->li_line = copy(buffer); - end->li_linenum = line_number++; - end->li_linenum_orig = line_number_orig++; - tfree(buffer); - } /* end while ((buffer = readline(fp))) */ - - if (!end) { /* No stuff here */ - *data = NULL; - return; - } - - if ( call_depth == 0 && found_end == TRUE) { - if ( global == NULL ) { - global = tmalloc( strlen(".global gnd") + 1 ); - sprintf( global, ".global gnd" ); - } - global_card = alloc(struct line); - global_card->li_error = NULL; - global_card->li_actual = NULL; - global_card->li_line = global; - global_card->li_linenum = 1; - - prev = cc->li_next; - cc->li_next = global_card; - global_card->li_next = prev; - - inp_init_lib_data(); - inp_determine_libraries(cc, NULL); - } - - /* - add libraries - */ - found_lib_name = FALSE; - if ( call_depth == 0 ) { - for( i = 0; i < num_libraries; i++ ) { - working = libraries[i]; - while ( working ) { - buffer = working->li_line; - - if ( found_lib_name && ciprefix(".endl", buffer) ) { - /* Make the .endl a comment */ - *buffer = '*'; - found_lib_name = FALSE; - - /* set pointer and continue to avoid deleting below */ - tmp_ptr2 = working->li_next; - working->li_next = tmp_ptr; - working = tmp_ptr2; - - /* end = working; - * working = working->li_next; - * end->li_next = NULL; */ - - continue; - } /* for ... */ - - if ( ciprefix(".lib", buffer) ) { - if ( found_lib_name == TRUE ) { - fprintf( stderr, "ERROR: .lib is missing .endl!\n" ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit(-1); - } - - for ( s = buffer; *s && !isspace(*s); s++ ); /* skip over .lib */ - while ( isspace(*s) || isquote(*s) ) s++; /* advance past space chars */ - for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); /* skip to end of word */ - keep_char = *t; - *t = '\0'; - /* see if library we want to copy */ - found_lib_name = FALSE; - for( j = 0; j < num_lib_names[i]; j++ ) { - if ( strcmp( library_name[i][j], s ) == 0 ) { - found_lib_name = TRUE; - start_lib = working; - - /* make the .lib a comment */ - *buffer = '*'; - - tmp_ptr = library_ll_ptr[i][j]->li_next; - library_ll_ptr[i][j]->li_next = working; - - /* renumber lines */ - line_number_lib = 1; - for ( start_lib = working; !ciprefix(".endl", start_lib->li_line); start_lib = start_lib->li_next ) { - start_lib->li_linenum = line_number++; - start_lib->li_linenum_orig = line_number_lib++; - } - start_lib->li_linenum = line_number++; // renumber endl line - start_lib->li_linenum_orig = line_number_lib++; - break; - } - } - *t = keep_char; - } - prev = working; - working = working->li_next; - - if ( found_lib_name == FALSE ) { - tfree(prev->li_line); - tfree(prev); - } - } /* end while */ - } /* end for */ - - if ( found_end == TRUE ) { - end->li_next = alloc(struct line); /* create next card */ - end = end->li_next; /* point to next card */ - - buffer = tmalloc( strlen( ".end" ) + 1 ); - sprintf( buffer, ".end" ); - - /* now put buffer into li */ - end->li_next = NULL; - end->li_error = NULL; - end->li_actual = NULL; - end->li_line = buffer; - end->li_linenum = end->li_linenum_orig = line_number++; - end->li_linenum_orig = line_number_orig++; - } - } - - /* Now clean up li: remove comments & stitch together continuation lines. */ - working = cc->li_next; /* cc points to head of deck. Start with the - next card. */ - - /* sjb - strip or convert end-of-line comments. - This must be cone before stitching continuation lines. - If the line only contains an end-of-line comment then it is converted - into a normal comment with a '*' at the start. This will then get - stripped in the following code. */ - inp_stripcomments_deck(working); - - while (working) { - for (s = working->li_line; (c = *s) && c <= ' '; s++) - ; - -#ifdef TRACE - /* SDB debug statement */ - printf("In inp_readall, processing linked list element line = %d, s = %s . . . \n", working->li_linenum,s); -#endif - - switch (c) { - case '#': - case '$': - case '*': - case '\0': - /* this used to be commented out. Why? */ - /* prev = NULL; */ - working = working->li_next; /* for these chars, go to next card */ - break; - - case '+': /* handle continuation */ - if (!prev) { - working->li_error = copy( - "Illegal continuation line: ignored."); - working = working->li_next; - break; - } - - /* create buffer and write last and current line into it. */ - buffer = tmalloc(strlen(prev->li_line) + strlen(s) + 2); - (void) sprintf(buffer, "%s %s", prev->li_line, s + 1); - - s = prev->li_line; - prev->li_line = buffer; - prev->li_next = working->li_next; - working->li_next = NULL; - if (prev->li_actual) { - for (end = prev->li_actual; end->li_next; end = end->li_next) - ; - end->li_next = working; - tfree(s); - } else { - newcard = alloc(struct line); - newcard->li_linenum = prev->li_linenum; - newcard->li_line = s; - newcard->li_next = working; - newcard->li_error = NULL; - newcard->li_actual = NULL; - prev->li_actual = newcard; - } - working = prev->li_next; - break; - - default: /* regular one-line card */ - prev = working; - working = working->li_next; - break; - } - } - - working = cc->li_next; - - inp_fix_for_numparam(working); - inp_remove_excess_ws(working); - - if ( call_depth == 0 ) { - comment_out_unused_subckt_models(working); - - line_number = inp_split_multi_param_lines(working, line_number); - - inp_fix_macro_param_func_paren_io(working); - inp_fix_ternary_operator(working); - inp_grab_func(working); - - inp_expand_macros_in_func(); - inp_expand_macros_in_deck(working); - inp_fix_param_values(working); - - /* get end card as last card in list; end card pntr does not appear to always - be correct at this point */ - for(newcard = working; newcard != NULL; newcard = newcard->li_next) - end = newcard; - - inp_reorder_params(working, cc, end); - inp_fix_inst_calls_for_numparam(working); - inp_fix_gnd_name(working); - inp_chk_for_multi_in_vcvs(working, &line_number); - - if (cp_getvar("addcontrol", VT_BOOL, (char *) &v)) - inp_add_control_section(working, &line_number); - } - *data = cc; - - /* get max. line length and number of lines in input deck, - and renumber the lines, - count the number of '{' per line as an upper estimate of the number - of parameter substitutions in a line*/ - dynmaxline = 0; - dynLlen = 0; - for(tmp_ptr1 = cc; tmp_ptr1 != NULL; tmp_ptr1 = tmp_ptr1->li_next) { - char *s; - int braces_per_line = 0; - /* count number of lines */ - dynmaxline++; - /* renumber the lines of the processed input deck */ - tmp_ptr1->li_linenum = dynmaxline; - if (dynLlen < strlen(tmp_ptr1->li_line)) - dynLlen = strlen(tmp_ptr1->li_line); - /* count '{' */ - for (s = tmp_ptr1->li_line; *s; s++) - if (*s == '{') braces_per_line++; - if (no_braces < braces_per_line) no_braces = braces_per_line; - } - -#if defined(TRACE) || defined(OUTDECK) - /*debug: print into file*/ - fdo = fopen("debug-out.txt", "w"); - for(tmp_ptr1 = cc; tmp_ptr1 != NULL; tmp_ptr1 = tmp_ptr1->li_next) - fprintf(fdo, "%d %d %s\n", tmp_ptr1->li_linenum_orig, tmp_ptr1->li_linenum, tmp_ptr1->li_line); - - (void) fclose(fdo); - fprintf(stdout, "max line length %d, max subst. per line %d, number of lines %d\n", - dynLlen, no_braces, dynmaxline); -#endif - /* max line length increased by maximum number of parameter substitutions per line - times parameter string length (25) */ - dynLlen += no_braces * 25; - /* several times a string of length dynLlen is used for messages, thus give it a - minimum length */ - if (dynLlen < 512) dynLlen = 512; - return; -} - -/*-------------------------------------------------------------------------* - * * - *-------------------------------------------------------------------------*/ -void -inp_casefix(char *string) -{ -#ifdef HAVE_CTYPE_H - if (string) - while (*string) { - /* Let's make this really idiot-proof. */ -#ifdef HAS_ASCII - *string = strip(*string); -#endif - if (*string == '"') { - *string++ = ' '; - while (*string && *string != '"') - string++; - if (*string == '"') - *string = ' '; - } - if (!isspace(*string) && !isprint(*string)) - *string = '_'; - if (isupper(*string)) - *string = tolower(*string); - string++; - } - return; -#endif -} - -/* Strip all end-of-line comments from a deck */ -static void -inp_stripcomments_deck(struct line *deck) -{ - struct line *c=deck; - while( c!=NULL) { - inp_stripcomments_line(c->li_line); - c= c->li_next; - } -} - -/* Strip end of line comment from a string and remove trailing white space - supports comments that begin with single characters ';' - or double characters '$ ' or '//' or '--' - If there is only white space before the end-of-line comment the - the whole line is converted to a normal comment line (i.e. one that - begins with a '*'). - BUG: comment characters in side of string literals are not ignored. */ -static void -inp_stripcomments_line(char * s) -{ - char c = ' '; /* anything other than a comment character */ - char * d = s; - if(*s=='\0') return; /* empty line */ - - /* look for comments */ - while((c=*d)!='\0') { - d++; - if (*d==';') { - break; - } else if ((c=='$') && (*d==' ')) { - d--; /* move d back to first comment character */ - break; - } else if( (*d==c) && ((c=='/') || (c=='-'))) { - d--; /* move d back to first comment character */ - break; - } - } - /* d now points to the first comment character of the null at the string end */ - - /* check for special case of comment at start of line */ - if(d==s) { - *s = '*'; /* turn into normal comment */ - return; - } - - if(d>s) { - d--; - /* d now points to character just before comment */ - - /* eat white space at end of line */ - while(d>=s) { - if( (*d!=' ') && (*d!='\t' ) ) - break; - d--; - } - d++; - /* d now points to the first white space character before the - end-of-line or end-of-line comment, or it points to the first - end-of-line comment character, or to the begining of the line */ - } - - /* Check for special case of comment at start of line - with or without preceeding white space */ - if(d<=s) { - *s = '*'; /* turn the whole line into normal comment */ - return; - } - - *d='\0'; /* terminate line in new location */ -} - -static void -inp_change_quotes( char *s ) -{ - bool first_quote = FALSE; - - while ( *s ) { - if ( *s == '\'' ) { - if ( first_quote == FALSE ) { - *s = '{'; - first_quote = TRUE; - } else { - *s = '}'; - first_quote = FALSE; - } - } - s++; - } -} - -static char* -inp_fix_subckt( char *s ) -{ - struct line *head=NULL, *newcard=NULL, *start_card=NULL, *end_card=NULL, *prev_card=NULL, *c=NULL; - char *equal = strstr( s, "=" ); - char *beg, *buffer, *ptr1, *ptr2, *str, *new_str = NULL; - char keep; - int num_params = 0, i = 0; - - if ( !strstr( s, "params:" ) && equal != NULL ) { - /* get subckt name (ptr1 will point to name) */ - for ( ptr1 = s; *ptr1 && !isspace(*ptr1); ptr1++ ); - while ( isspace(*ptr1) ) ptr1++; - for ( ptr2 = ptr1; *ptr2 && !isspace(*ptr2) && !isquote(*ptr2); ptr2++ ); - - keep = *ptr2; - *ptr2 = '\0'; - - subckt_w_params[num_subckt_w_params++] = strdup(ptr1); - - *ptr2 = keep; - - /* go to beginning of first parameter word */ - /* s will contain only subckt definition */ - /* beg will point to start of param list */ - for ( beg = equal-1; *beg && isspace(*beg); beg-- ); - for ( ; *beg && !isspace(*beg); beg-- ); - *beg = '\0'; - beg++; - - head = alloc(struct line); - /* create list of parameters that need to get sorted */ - while ( ( ptr1 = strstr( beg, "=" ) ) ) { - ptr2 = ptr1+1; - ptr1--; - while ( isspace(*ptr1) ) ptr1--; - while ( !isspace(*ptr1) && *ptr1 != '\0' ) ptr1--; - ptr1++; /* ptr1 points to beginning of parameter */ - - while ( isspace(*ptr2) ) ptr2++; - while ( *ptr2 && !isspace(*ptr2) ) ptr2++; /* ptr2 points to end of parameter */ - - keep = *ptr2; - *ptr2 = '\0'; - beg = ptr2+1; - - newcard = alloc(struct line); - str = strdup(ptr1); - - newcard->li_line = str; - newcard->li_next = NULL; - - if ( start_card == NULL ) head->li_next = start_card = newcard; - else prev_card->li_next = newcard; - - prev_card = end_card = newcard; - num_params++; - } - - /* now sort parameters in order of dependencies */ - inp_sort_params( start_card, end_card, head, start_card, end_card ); - - /* create new ordered parameter string for subckt call */ - c=head->li_next; - tfree(head); - for( i = 0; i < num_params && c!= NULL; i++ ) { - if ( new_str == NULL ) new_str = strdup(c->li_line); - else { - str = new_str; - new_str = tmalloc( strlen(str) + strlen(c->li_line) + 2 ); - sprintf( new_str, "%s %s", str, c->li_line ); - tfree(str); - } - tfree(c->li_line); - head = c; - c = c->li_next; - tfree(head); - } - - /* create buffer and insert params: */ - buffer = tmalloc( strlen(s) + 9 + strlen(new_str) + 1 ); - sprintf( buffer, "%s params: %s", s, new_str ); - - tfree(s); tfree(new_str); - - s = buffer; - } - return s; -} - -static char* -inp_remove_ws( char *s ) -{ - char *big_buff; - int big_buff_index = 0; - char *buffer, *curr; - bool is_expression = FALSE; - - big_buff = tmalloc( strlen(s) + 1 ); - curr = s; - - while ( *curr != '\0' ) { - if ( *curr == '{' ) is_expression = TRUE; - if ( *curr == '}' ) is_expression = FALSE; - - big_buff[big_buff_index++] = *curr; - if ( *curr == '=' || (is_expression && (is_arith_char(*curr) || *curr == ',')) ) { - curr++; - while ( isspace(*curr) ) curr++; - - if ( *curr == '{' ) is_expression = TRUE; - if ( *curr == '}' ) is_expression = FALSE; - - big_buff[big_buff_index++] = *curr; - } - curr++; - if ( isspace(*curr) ) { - while ( isspace(*curr) ) curr++; - if ( is_expression ) { - if ( *curr != '=' && !is_arith_char(*curr) && *curr != ',' ) big_buff[big_buff_index++] = ' '; - } else { - if ( *curr != '=' ) big_buff[big_buff_index++] = ' '; - } - } - } -// big_buff[big_buff_index++] = *curr; - big_buff[big_buff_index] = '\0'; - - buffer = copy(big_buff); - - tfree(s); - tfree(big_buff); - - return buffer; -} - -static void -inp_fix_for_numparam(struct line *deck) -{ - bool found_control = FALSE; - struct line *c=deck; - while( c!=NULL) { - if ( ciprefix( ".modif", c->li_line ) ) *c->li_line = '*'; - if ( ciprefix( "*lib", c->li_line ) ) { - c = c->li_next; - continue; - } - - /* exclude plot line between .control and .endc from getting quotes changed */ - if ( ciprefix( ".control", c->li_line ) ) found_control = TRUE; - if ( ciprefix( ".endc", c->li_line ) ) found_control = FALSE; - if ((found_control) && (ciprefix( "plot", c->li_line ))) { - c = c->li_next; - continue; - } - - if ( !ciprefix( "*lib", c->li_line ) && !ciprefix( "*inc", c->li_line ) ) - inp_change_quotes(c->li_line); - - if ( ciprefix( ".subckt", c->li_line ) ) { - c->li_line = inp_fix_subckt(c->li_line); - } - - c = c->li_next; - } -} - -static void -inp_remove_excess_ws(struct line *deck ) -{ - struct line *c = deck; - while ( c != NULL ) { - if ( *c->li_line == '*' ) { c = c->li_next; continue; } - c->li_line = inp_remove_ws(c->li_line); /* freed in fcn */ - c = c->li_next; - } -} - -static void -inp_determine_libraries( struct line *deck, char *lib_name ) -{ - struct line *c = deck; - char *line, *s, *t, *y, *z, *copys, keep_char1, keep_char2; - int i, j; - bool found_lib_name = FALSE; - bool read_line = FALSE; - - if ( lib_name == NULL ) read_line = TRUE; - - while ( c != NULL ) { - line = c->li_line; - - if ( ciprefix( ".endl", line ) && lib_name != NULL ) read_line = FALSE; - - if ( ciprefix( "*lib", line ) || ciprefix( ".lib", line ) ) { - for ( s = line; *s && !isspace(*s); s++); - while ( isspace(*s) || isquote(*s) ) s++; - for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); - y = t; - while ( isspace(*y) || isquote(*y) ) y++; - - /* .lib */ - if ( !*y ) { - keep_char1 = *t; - *t = '\0'; - - if ( lib_name != NULL && strcmp( lib_name, s ) == 0 ) read_line = TRUE; - *t = keep_char1; - } - /* .lib */ - else if ( read_line == TRUE ) { - for ( z = y; *z && !isspace(*z) && !isquote(*z); z++ ); - keep_char1 = *t; keep_char2 = *z; - *t = '\0'; *z = '\0'; - - if ( *s == '~' ) { - copys = cp_tildexpand(s); - if ( copys != NULL ) { - s = copys; - } - } - for ( i = 0; i < num_libraries; i++ ) - if ( strcmp( library_file[i], s ) == 0 ) { - found_lib_name = FALSE; - for ( j = 0; j < num_lib_names[i] && found_lib_name == FALSE; j++ ) - if ( strcmp( library_name[i][j], y ) == 0 ) found_lib_name = TRUE; - - if ( found_lib_name == FALSE ) { - library_ll_ptr[i][num_lib_names[i]] = c; - library_name[i][num_lib_names[i]++] = strdup(y); - /* see if other libraries referenced */ - inp_determine_libraries( libraries[i], y ); - } - } - *line = '*'; /* comment out .lib line */ - *t = keep_char1; *z = keep_char2; - } - } - c = c->li_next; - } -} - -static void -inp_init_lib_data() -{ - int i; - - for ( i = 0; i < num_libraries; i++ ) - num_lib_names[i] = 0; -} - -static char* -inp_get_subckt_name( char *s ) -{ - char *end_ptr = strstr( s, "=" ); - char *subckt_name, *subckt_name_copy; - char keep; - - if ( end_ptr != NULL ) { - end_ptr--; - while ( isspace(*end_ptr) ) end_ptr--; - for( ;*end_ptr && !isspace(*end_ptr); end_ptr--); - } else { - end_ptr = s + strlen(s); - } - - subckt_name = end_ptr; - while ( isspace( *subckt_name ) ) subckt_name--; - for( ; !isspace(*subckt_name); subckt_name-- ); - subckt_name++; - - keep = *end_ptr; - *end_ptr = '\0'; - - subckt_name_copy = strdup( subckt_name ); - - *end_ptr = keep; - - return subckt_name_copy; -} - -static int -inp_get_params( char *line, char *param_names[], char *param_values[] ) -{ - char *equal_ptr = strstr( line, "=" ); - char *end, *name, *value; - int num_params = 0; - char tmp_str[1000]; - char keep; - bool is_expression = FALSE; - - while ( ( equal_ptr = strstr( line, "=" ) ) ) { - - // check for equality '==' - if ( *(equal_ptr+1) == '=' ) { line = equal_ptr+2; continue; } - // check for '!=', '<=', '>=' - if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { line = equal_ptr+1; continue; } - - is_expression = FALSE; - - /* get parameter name */ - name = equal_ptr - 1; - while ( *name && isspace(*name) ) name--; - end = name + 1; - while ( *name && !isspace(*name) ) name--; - name++; - - keep = *end; - *end = '\0'; - param_names[num_params++] = strdup(name); - *end = keep; - - /* get parameter value */ - value = equal_ptr + 1; - while ( *value && isspace(*value) ) value++; - - if ( *value == '{' ) is_expression = TRUE; - end = value; - if ( is_expression ) { - while ( *end && *end != '}' ) end++; - } else { - while ( *end && !isspace(*end) ) end++; - } - if ( is_expression ) end++; - keep = *end; - *end = '\0'; - - if ( *value != '{' && - !( isdigit( *value ) || ( *value == '.' && isdigit(*(value+1)) ) ) ) { - sprintf( tmp_str, "{%s}", value ); - value = tmp_str; - } - param_values[num_params-1] = strdup(value); - *end = keep; - - line = end; - } - - return num_params; -} - -static char* -inp_fix_inst_line( char *inst_line, - int num_subckt_params, char *subckt_param_names[], char *subckt_param_values[], - int num_inst_params, char *inst_param_names[], char *inst_param_values[] ) -{ - char *end = strstr( inst_line, "=" ), *inst_name, *inst_name_end = inst_line; - char *curr_line = inst_line, *new_line = NULL; - char keep; - int i, j; - - while ( !isspace(*inst_name_end) ) inst_name_end++; - keep = *inst_name_end; - *inst_name_end = '\0'; - inst_name = strdup( inst_line ); - *inst_name_end = keep; - - if ( end != NULL ) { - end--; - while ( isspace( *end ) ) end--; - while ( !isspace( *end ) ) end--; - *end = '\0'; - } - - for ( i = 0; i < num_subckt_params; i++ ) { - for ( j = 0; j < num_inst_params; j++ ) { - if ( strcmp( subckt_param_names[i], inst_param_names[j] ) == 0 ) { - tfree( subckt_param_values[i] ); - subckt_param_values[i] = strdup( inst_param_values[j] ); - } - } - } - - for ( i = 0; i < num_subckt_params; i++ ) { - new_line = tmalloc( strlen( curr_line ) + strlen( subckt_param_values[i] ) + 2 ); - sprintf( new_line, "%s %s", curr_line, subckt_param_values[i] ); - - tfree( curr_line ); - tfree( subckt_param_names[i] ); - tfree( subckt_param_values[i] ); - - curr_line = new_line; - } - - for ( i = 0; i < num_inst_params; i++ ) { - tfree( inst_param_names[i] ); - tfree( inst_param_values[i] ); - } - - tfree( inst_name ); - - return curr_line; -} - -static bool -found_mult_param( int num_params, char *param_names[] ) -{ - bool found_mult = FALSE; - int i; - - for ( i = 0; i < num_params; i++ ) { - if ( strcmp( param_names[i], "m" ) == 0 ) { - found_mult = TRUE; - } - } - return found_mult; -} - -static int -inp_fix_subckt_multiplier( struct line *subckt_card, - int num_subckt_params, char *subckt_param_names[], char *subckt_param_values[] ) -{ - struct line *card; - char *new_str; - - subckt_param_names[num_subckt_params] = strdup("m"); - subckt_param_values[num_subckt_params] = strdup("1"); - num_subckt_params = num_subckt_params + 1; - - if ( !strstr( subckt_card->li_line, "params:" ) ) { - new_str = tmalloc( strlen( subckt_card->li_line ) + 13 ); - sprintf( new_str, "%s params: m=1", subckt_card->li_line ); - subckt_w_params[num_subckt_w_params++] = get_subckt_model_name( subckt_card->li_line ); - } else { - new_str = tmalloc( strlen( subckt_card->li_line ) + 5 ); - sprintf( new_str, "%s m=1", subckt_card->li_line ); - } - - tfree( subckt_card->li_line ); - subckt_card->li_line = new_str; - - for ( card = subckt_card->li_next; - card != NULL && !ciprefix( ".ends", card->li_line ); - card = card->li_next ) { - new_str = tmalloc( strlen( card->li_line ) + 7 ); - sprintf( new_str, "%s m={m}", card->li_line ); - - tfree( card->li_line ); - card->li_line = new_str; - } - - return num_subckt_params; -} - -static void -inp_fix_inst_calls_for_numparam(struct line *deck) -{ - struct line *c = deck; - struct line *d, *p = NULL; - char *inst_line; - char *subckt_line; - char *subckt_name; - char *subckt_param_names[1000]; - char *subckt_param_values[1000]; - char *inst_param_names[1000]; - char *inst_param_values[1000]; - char name_w_space[1000]; - int num_subckt_params = 0; - int num_inst_params = 0; - int i,j,k; - bool flag = FALSE; - bool found_subckt = FALSE; - bool found_param_match = FALSE; - - // first iterate through instances and find occurences where 'm' multiplier needs to be - // added to the subcircuit -- subsequent instances will then need this parameter as well - for ( c = deck; c != NULL; c = c->li_next ) { - inst_line = c->li_line; - - if ( *inst_line == '*' ) { continue; } - if ( ciprefix( "x", inst_line ) ) { - num_inst_params = inp_get_params( inst_line, inst_param_names, inst_param_values ); - subckt_name = inp_get_subckt_name( inst_line ); - - if ( found_mult_param( num_inst_params, inst_param_names ) ) { - flag = FALSE; - // iterate through the deck to find the subckt (last one defined wins) - d = deck; - while ( d != NULL ) { - subckt_line = d->li_line; - if ( ciprefix( ".subckt", subckt_line ) ) { - for ( ; *subckt_line && !isspace(*subckt_line); subckt_line++ ); - while ( isspace(*subckt_line) ) subckt_line++; - - sprintf( name_w_space, "%s ", subckt_name ); - if ( strncmp( subckt_line, name_w_space, strlen(name_w_space) ) == 0 ) { - p = d; - flag = TRUE; - } - } - d = d->li_next; - } - if ( flag ) { - num_subckt_params = inp_get_params( p->li_line, subckt_param_names, subckt_param_values ); - - if ( num_subckt_params == 0 || !found_mult_param( num_subckt_params, subckt_param_names ) ) { - inp_fix_subckt_multiplier( p, num_subckt_params, subckt_param_names, subckt_param_values ); - } - } - } - tfree(subckt_name ); - if ( flag ) - for (i=0; i < num_subckt_params; i++) { - tfree(subckt_param_names[i]); - tfree(subckt_param_values[i]); - } - for (i=0; i < num_inst_params; i++) { - tfree(inst_param_names[i]); - tfree(inst_param_values[i]); - } - } - } - - c = deck; - while ( c != NULL ) { - inst_line = c->li_line; - - if ( *inst_line == '*' ) { c = c->li_next; continue; } - if ( ciprefix( "x", inst_line ) ) { - subckt_name = inp_get_subckt_name( inst_line ); - for ( i = 0; i < num_subckt_w_params; i++ ) { - if ( strcmp( subckt_w_params[i], subckt_name ) == 0 ) { - sprintf( name_w_space, "%s ", subckt_name ); - - /* find .subckt line */ - found_subckt = FALSE; - - d = deck; - while ( d != NULL ) { - subckt_line = d->li_line; - if ( ciprefix( ".subckt", subckt_line ) ) { - for ( ; *subckt_line && !isspace(*subckt_line); subckt_line++ ); - while ( isspace(*subckt_line) ) subckt_line++; - - if ( strncmp( subckt_line, name_w_space, strlen(name_w_space) ) == 0 ) { - num_subckt_params = inp_get_params( subckt_line, subckt_param_names, subckt_param_values ); - num_inst_params = inp_get_params( inst_line, inst_param_names, inst_param_values ); - - // make sure that if have inst params that one matches subckt - found_param_match = FALSE; - if ( num_inst_params == 0 ) found_param_match = TRUE; - else { - for ( j = 0; j < num_inst_params; j++ ) { - for ( k = 0; k < num_subckt_params; k++ ) { - if ( strcmp( subckt_param_names[k], inst_param_names[j] ) == 0 ) { - found_param_match = TRUE; - break; - } - } - if ( found_param_match ) break; - } - } - - if ( !found_param_match ) { - // comment out .subckt and continue - while ( d != NULL && !ciprefix( ".ends", d->li_line ) ) { *(d->li_line) = '*'; d = d->li_next; } - *(d->li_line) = '*'; d = d->li_next; continue; - } - - c->li_line = inp_fix_inst_line( inst_line, num_subckt_params, subckt_param_names, subckt_param_values, num_inst_params, inst_param_names, inst_param_values ); - found_subckt = TRUE; - for (i=0; i < num_subckt_params; i++) { - tfree(subckt_param_names[i]); - tfree(subckt_param_values[i]); - } - for (i=0; i < num_inst_params; i++) { - tfree(inst_param_names[i]); - tfree(inst_param_values[i]); - } - } - } - if ( found_subckt ) break; - d = d->li_next; - } - break; - } - } - tfree(subckt_name); - } - c = c->li_next; - } -} - -static void -inp_get_func_from_line( char *line ) -{ - char *ptr, *end; - char keep; - char temp_buf[5000]; - int num_params = 0; - int str_len = 0; - int i = 0; - - /* get function name */ - while ( !isspace( *line ) ) line++; - while ( isspace( *line ) ) line++; - end = line; - while ( !isspace( *end ) && *end != '(' ) end++; - keep = *end; - *end = '\0'; - - /* see if already encountered this function */ - for ( i = 0; i < num_functions; i++ ) - if ( strcmp( func_names[i], line ) == 0 ) break; - - func_names[num_functions++] = strdup(line); - *end = keep; - - num_params = 0; - - /* get function parameters */ - while ( *end != '(' ) end++; - while ( *end != ')' ) { - end++; - ptr = end; - while ( isspace( *ptr ) ) ptr++; - end = ptr; - while ( !isspace( *end ) && *end != ',' && *end != ')' ) end++; - keep = *end; - *end = '\0'; - func_params[num_functions-1][num_params++] = strdup(ptr); - *end = keep; - } - num_parameters[num_functions-1] = num_params; - - /* get function macro */ - str_len = 0; - while ( *end != '{' ) end++; - end++; - while ( *end != '}' ) { - while ( isspace( *end ) ) end++; - if ( *end != '}' ) temp_buf[str_len++] = *end; - end++; - } - temp_buf[str_len++] = '\0'; - - func_macro[num_functions-1] = strdup(temp_buf); -} - -// -// only grab global functions; skip subckt functions -// -static void -inp_grab_func( struct line *deck ) -{ - struct line *c = deck; - bool is_subckt = FALSE; - - while ( c != NULL ) { - if ( *c->li_line == '*' ) { c = c->li_next; continue; } - if ( ciprefix( ".subckt", c->li_line ) ) is_subckt = TRUE; - if ( ciprefix( ".ends", c->li_line ) ) is_subckt = FALSE; - - if ( !is_subckt && ciprefix( ".func", c->li_line ) ) { - inp_get_func_from_line( c->li_line ); - *c->li_line = '*'; - } - c = c->li_next; - } -} - -static void -inp_grab_subckt_func( struct line *subckt ) -{ - struct line *c = subckt; - - while ( !ciprefix( ".ends", c->li_line ) ) { - if ( ciprefix( ".func", c->li_line ) ) { - inp_get_func_from_line( c->li_line ); - *c->li_line = '*'; - } - c = c->li_next; - } -} - -static char* -inp_do_macro_param_replace( int fcn_number, char *params[] ) -{ - char *param_ptr, *curr_ptr, *new_str, *curr_str = NULL, *search_ptr; - char keep, before, after; - int i; - - for ( i = 0; i < num_parameters[fcn_number]; i++ ) { - if ( curr_str == NULL ) - search_ptr = curr_ptr = func_macro[fcn_number]; - else { - search_ptr = curr_ptr = curr_str; - curr_str = NULL; - } - while ( ( param_ptr = strstr( search_ptr, func_params[fcn_number][i] ) ) ) { - - /* make sure actually have the parameter name */ - before = *(param_ptr-1); - after = *(param_ptr+strlen(func_params[fcn_number][i])); - if ( !(is_arith_char(before) || isspace(before) || before == ',' || before == '=' || (param_ptr-1) < curr_ptr ) || - !(is_arith_char(after) || isspace(after) || after == ',' || after == '=' || after == '\0' ) ) { - search_ptr = param_ptr + 1; - continue; - } - - keep = *param_ptr; - *param_ptr = '\0'; - - if ( curr_str != NULL ) { - if ( str_has_arith_char( params[i] ) ) { - new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + strlen(params[i]) + 3 ); - sprintf( new_str, "%s%s(%s)", curr_str, curr_ptr, params[i] ); - } else { - new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + strlen(params[i]) + 1 ); - sprintf( new_str, "%s%s%s", curr_str, curr_ptr, params[i] ); - } - - tfree( curr_str ); - } else { - if ( str_has_arith_char( params[i] ) ) { - new_str = tmalloc( strlen(curr_ptr) + strlen(params[i]) + 3 ); - sprintf( new_str, "%s(%s)", curr_ptr, params[i] ); - } else { - new_str = tmalloc( strlen(curr_ptr) + strlen(params[i]) + 1 ); - sprintf( new_str, "%s%s", curr_ptr, params[i] ); - } - } - curr_str = new_str; - - *param_ptr = keep; - search_ptr = curr_ptr = param_ptr + strlen(func_params[fcn_number][i]); - } - if ( param_ptr == NULL ) { - if ( curr_str == NULL ) { - curr_str = curr_ptr; - } else { - new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + 1 ); - sprintf( new_str, "%s%s", curr_str, curr_ptr ); - tfree(curr_str); - curr_str = new_str; - } - } - } - return curr_str; -} - -static char* -inp_expand_macro_in_str( char *str ) -{ - int i; - char *c; - char *open_paren_ptr, *close_paren_ptr, *fcn_name, *comma_ptr, *params[1000]; - char *curr_ptr, *new_str, *macro_str, *curr_str = NULL; - int num_parens, num_params; - char *orig_ptr = str, *search_ptr = str, *orig_str = strdup(str); - char keep; - - while ( ( open_paren_ptr = strstr( search_ptr, "(" ) ) ) { - fcn_name = open_paren_ptr - 1; - while ( fcn_name != search_ptr && (isalnum(*fcn_name) || *fcn_name == '_') ) fcn_name--; - if ( fcn_name != search_ptr ) fcn_name++; - - *open_paren_ptr = '\0'; - close_paren_ptr = NULL; - - if ( open_paren_ptr != fcn_name ) { - for ( i = 0; i < num_functions; i++ ) { - if ( strcmp( func_names[i], fcn_name ) == 0 ) { - - /* find the closing paren */ - close_paren_ptr = NULL; - num_parens = 0; - for ( c = open_paren_ptr + 1; *c && *c != '\0'; c++ ) { - if ( *c == '(' ) num_parens++; - if ( *c == ')' ) { - if ( num_parens != 0 ) num_parens--; - else { - close_paren_ptr = c; - break; - } - } - } - if ( close_paren_ptr == NULL ) { - fprintf( stderr, "ERROR: did not find closing parenthesis for function call in str: %s\n", orig_str ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit( -1 ); - } - *close_paren_ptr = '\0'; - - /* get the parameters */ - curr_ptr = open_paren_ptr+1; - while ( isspace(*curr_ptr) ) curr_ptr++; - num_params = 0; - if ( ciprefix( "v(", curr_ptr ) ) { - // look for any commas and change to ' ' - char *str_ptr = curr_ptr; - while ( *str_ptr != '\0' && *str_ptr != ')' ) { if ( *str_ptr == ',' || *str_ptr == '(' ) *str_ptr = ' '; str_ptr++; } - if ( *str_ptr == ')' ) *str_ptr = ' '; - } - while ( ( comma_ptr = strstr( curr_ptr, "," ) ) ) { - while ( isspace(*curr_ptr) ) curr_ptr++; - *comma_ptr = '\0'; - params[num_params++] = inp_expand_macro_in_str( strdup( curr_ptr ) ); - *comma_ptr = ','; - curr_ptr = comma_ptr+1; - } - while ( isspace(*curr_ptr) ) curr_ptr++; - /* get the last parameter */ - params[num_params++] = inp_expand_macro_in_str( strdup( curr_ptr ) ); - - if ( num_parameters[i] != num_params ) { - fprintf( stderr, "ERROR: parameter mismatch for function call in str: %s\n", orig_ptr ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit( -1 ); - } - - macro_str = inp_do_macro_param_replace( i, params ); - keep = *fcn_name; - *fcn_name = '\0'; - - if ( curr_str == NULL ) { - new_str = tmalloc( strlen(str) + strlen(macro_str) + strlen(close_paren_ptr+1) + 3 ); - sprintf( new_str, "%s(%s)", str, macro_str ); - curr_str = new_str; - } else { - new_str = tmalloc( strlen(curr_str) + strlen(str) + strlen(macro_str) + strlen(close_paren_ptr+1) + 3 ); - sprintf( new_str, "%s%s(%s)", curr_str, str, macro_str ); - tfree(curr_str); - curr_str = new_str; - } - - *fcn_name = keep; - *close_paren_ptr = ')'; - - search_ptr = str = close_paren_ptr+1; - break; - } /* if strcmp */ - } /* for loop over function names */ - } - *open_paren_ptr = '('; - search_ptr = open_paren_ptr + 1; - } - - if ( curr_str == NULL ) { - curr_str = orig_ptr; - } - else { - if ( str != NULL ) { - new_str = tmalloc( strlen(curr_str) + strlen(str) + 1 ); - sprintf( new_str, "%s%s", curr_str, str ); - tfree(curr_str); - curr_str = new_str; - } - tfree(orig_ptr); - } - - tfree(orig_str); - - return curr_str; -} - -static void -inp_expand_macros_in_func() -{ - int i; - - for ( i = 0; i < num_functions; i++ ) { - func_macro[i] = inp_expand_macro_in_str( func_macro[i] ); - } -} - -static void -inp_expand_macros_in_deck( struct line *deck ) -{ - struct line *c = deck; - int prev_num_functions = 0, i, j; - - while ( c != NULL ) { - if ( *c->li_line == '*' ) { c = c->li_next; continue; } - if ( ciprefix( ".subckt", c->li_line ) ) { - prev_num_functions = num_functions; - inp_grab_subckt_func( c ); - if ( prev_num_functions != num_functions ) inp_expand_macros_in_func(); - } - if ( ciprefix( ".ends", c->li_line ) ) { - if ( prev_num_functions != num_functions ) { - for ( i = prev_num_functions; i < num_functions; i++ ) { - tfree( func_names[i] ); - tfree( func_macro[i] ); - for ( j = 0; j < num_parameters[i]; j++ ) tfree( func_params[i][j] ); - num_functions = prev_num_functions; - } - } - } - - if ( *c->li_line != '*' ) c->li_line = inp_expand_macro_in_str( c->li_line ); - c = c->li_next; - } -} - -static void -inp_fix_param_values( struct line *deck ) -{ - struct line *c = deck; - char *line, *beg_of_str, *end_of_str, *old_str, *equal_ptr, *new_str; - char *vec_str, *natok, *buffer, *newvec, *whereisgt; - bool control_section = FALSE, has_paren = FALSE; - int n = 0; - wordlist *wl, *nwl; - - while ( c != NULL ) { - line = c->li_line; - - if ( *line == '*' || (ciprefix( ".param", line ) && strstr( line, "{" )) ) { c = c->li_next; continue; } - - if ( ciprefix( ".control", line ) ) { control_section = TRUE; c = c->li_next; continue; } - if ( ciprefix( ".endc", line ) ) { control_section = FALSE; c = c->li_next; continue; } - if ( control_section || ciprefix( ".option", line ) ) { c = c->li_next; continue; } /* no handling of params in "option" lines */ - if ( ciprefix( "set", line ) ) { c = c->li_next; continue; } /* no handling of params in "set" lines */ - if ( *line == 'b' ) { c = c->li_next; continue; } /* no handling of params in B source lines */ - - /* for xspice .cmodel: replace .cmodel with .model and skip entire line) */ - if ( ciprefix( ".cmodel", line ) ) { - *(++line) = 'm'; - *(++line) = 'o'; - *(++line) = 'd'; - *(++line) = 'e'; - *(++line) = 'l'; - *(++line) = ' '; - c = c->li_next; continue; } - - /* exclude CIDER models */ - if ( ciprefix( ".model", line ) && ( strstr(line, "numos") || strstr(line, "numd") || strstr(line, "nbjt") || - strstr(line, "nbjt2") || strstr(line, "numd2") ) ) - { c = c->li_next; continue; } - /* exclude CIDER devices with ic.file parameter */ - if ( strstr(line, "ic.file")) { c = c->li_next; continue; } - - while ( ( equal_ptr = strstr( line, "=" ) ) ) { - - // skip over equality '==' - if ( *(equal_ptr+1) == '=' ) { line += 2; continue; } - // check for '!=', '<=', '>=' - if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { line += 1; continue; } - - beg_of_str = equal_ptr + 1; - while ( isspace(*beg_of_str) ) beg_of_str++; - /* all cases where no {} have to be put around selected token */ - if ( isdigit(*beg_of_str) || *beg_of_str == '{' || *beg_of_str == '.' || - *beg_of_str == '"' || ( *beg_of_str == '-' && isdigit(*(beg_of_str+1)) ) || - ciprefix("true", beg_of_str) || ciprefix("false", beg_of_str) ) { - line = equal_ptr + 1; - } else if (*beg_of_str == '[') { - /* A vector following the '=' token: code to put curly brackets around all params - inside a pair of square brackets */ - end_of_str = beg_of_str; - n = 0; - while (*end_of_str != ']') { - end_of_str++; - n++; - } - vec_str = tmalloc(n); /* string xx yyy from vector [xx yyy] */ - *vec_str = '\0'; - strncat(vec_str, beg_of_str + 1, n - 1); - - /* work on vector elements inside [] */ - nwl = NULL; - for (;;) { - natok = gettok(&vec_str); - if (!natok) break; - wl = alloc(struct wordlist); - - buffer = tmalloc(strlen(natok) + 4); - if ( isdigit(*natok) || *natok == '{' || *natok == '.' || - *natok == '"' || ( *natok == '-' && isdigit(*(natok+1)) ) || - ciprefix("true", natok) || ciprefix("false", natok) || - eq(natok, "<") || eq(natok, ">")) { - (void) sprintf(buffer, "%s", natok); - /* A complex value found inside a vector [< x1 y1> ] */ - /* < xx and yy > have been dealt with before */ - /* */ - } else if (strchr(natok, '>')) { - if (isdigit(*natok) || ( *natok == '-' && isdigit(*(natok+1))) ) { - (void) sprintf(buffer, "%s", natok); - } else { - whereisgt = strchr(natok, '>'); - *whereisgt = '}'; - (void) sprintf(buffer, "{%s>", natok); - } - /* all other tokens */ - } else { - (void) sprintf(buffer, "{%s}", natok); - } - tfree(natok); - wl->wl_word = copy(buffer); - tfree(buffer); - wl->wl_next = nwl; - if (nwl) - nwl->wl_prev = wl; - nwl = wl; - } - nwl = wl_reverse(nwl); - /* new vector elements */ - newvec = wl_flatten(nwl); - wl_free(nwl); - /* insert new vector into actual line */ - *equal_ptr = '\0'; - new_str = tmalloc( strlen(c->li_line) + strlen(newvec) + strlen(end_of_str+1) + 5 ); - sprintf( new_str, "%s=[%s] %s", c->li_line, newvec, end_of_str+1 ); - tfree(newvec); - - old_str = c->li_line; - c->li_line = new_str; - line = new_str + strlen(old_str) + 1; - tfree(old_str); - } else if (*beg_of_str == '<') { - /* A complex value following the '=' token: code to put curly brackets around all params - inside a pair < > */ - end_of_str = beg_of_str; - n = 0; - while (*end_of_str != '>') { - end_of_str++; - n++; - } - vec_str = tmalloc(n); /* string xx yyy from vector [xx yyy] */ - *vec_str = '\0'; - strncat(vec_str, beg_of_str + 1, n - 1); - - /* work on tokens inside <> */ - nwl = NULL; - for (;;) { - natok = gettok(&vec_str); - if (!natok) break; - wl = alloc(struct wordlist); - - buffer = tmalloc(strlen(natok) + 4); - if ( isdigit(*natok) || *natok == '{' || *natok == '.' || - *natok == '"' || ( *natok == '-' && isdigit(*(natok+1)) ) || - ciprefix("true", natok) || ciprefix("false", natok)) { - (void) sprintf(buffer, "%s", natok); - } else { - (void) sprintf(buffer, "{%s}", natok); - } - tfree(natok); - wl->wl_word = copy(buffer); - tfree(buffer); - wl->wl_next = nwl; - if (nwl) - nwl->wl_prev = wl; - nwl = wl; - } - nwl = wl_reverse(nwl); - /* new elements of complex variable */ - newvec = wl_flatten(nwl); - wl_free(nwl); - /* insert new complex value into actual line */ - *equal_ptr = '\0'; - new_str = tmalloc( strlen(c->li_line) + strlen(newvec) + strlen(end_of_str+1) + 5 ); - sprintf( new_str, "%s=<%s> %s", c->li_line, newvec, end_of_str+1 ); - tfree(newvec); - - old_str = c->li_line; - c->li_line = new_str; - line = new_str + strlen(old_str) + 1; - tfree(old_str); - } else { - /* put {} around token to be accepted as numparam */ - end_of_str = beg_of_str; - while ( *end_of_str != '\0' && (!isspace(*end_of_str) || has_paren) ) { - if ( *end_of_str == '(' ) has_paren = TRUE; - if ( *end_of_str == ')' ) has_paren = FALSE; - end_of_str++; - } - - *equal_ptr = '\0'; - - if ( *end_of_str == '\0' ) { - new_str = tmalloc( strlen(c->li_line) + strlen(beg_of_str) + 4 ); - sprintf( new_str, "%s={%s}", c->li_line, beg_of_str ); - - } else { - *end_of_str = '\0'; - - new_str = tmalloc( strlen(c->li_line) + strlen(beg_of_str) + strlen(end_of_str+1) + 5 ); - sprintf( new_str, "%s={%s} %s", c->li_line, beg_of_str, end_of_str+1 ); - } - old_str = c->li_line; - c->li_line = new_str; - - line = new_str + strlen(old_str) + 1; - tfree(old_str); - } - } - c = c->li_next; - } -} - -static char* -get_param_name( char *line ) -{ - char *name, *equal_ptr, *beg; - char keep; - - if ( ( equal_ptr = strstr( line, "=" ) ) ) - { - equal_ptr--; - while ( isspace(*equal_ptr) ) equal_ptr--; - equal_ptr++; - - beg = equal_ptr-1; - while ( !isspace(*beg) && beg != line ) beg--; - if ( beg != line ) beg++; - keep = *equal_ptr; - *equal_ptr = '\0'; - name = strdup(beg); - *equal_ptr = keep; - } - else - { - fprintf( stderr, "ERROR: could not find '=' on parameter line '%s'!\n", line ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit(-1); - } - return name; -} - -static char* -get_param_str( char *line ) -{ - char *equal_ptr; - - if ( ( equal_ptr = strstr( line, "=" ) ) ) { - equal_ptr++; - while ( isspace(*equal_ptr) ) equal_ptr++; - return equal_ptr; - } - return line; -} - -static int -//inp_get_param_level( int param_num, char *depends_on[12000][100], char *param_names[12000], char *param_strs[12000], int total_params, int *level ) -inp_get_param_level( int param_num, char ***depends_on, char **param_names, char **param_strs, int total_params, int *level ) -{ - int index1 = 0, comp_level = 0, temp_level = 0; - int index2 = 0; - - if ( *(level+param_num) != -1 ) return *(level+param_num); - - while ( depends_on[param_num][index1] != NULL ) - { - index2 = 0; - while ( index2 <= total_params && param_names[index2] != depends_on[param_num][index1] ) index2++; - - if ( index2 > total_params ) - { - fprintf( stderr, "ERROR: unable to find dependency parameter for %s!\n", param_names[param_num] ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit( -1 ); - } - temp_level = inp_get_param_level( index2, depends_on, param_names, param_strs, total_params, level ); - temp_level++; - - if ( temp_level > comp_level ) comp_level = temp_level; - index1++; - } - *(level+param_num) = comp_level; - return comp_level; -} - -static int -get_number_terminals( char *c ) -{ - int i, j, k; - char *name[12]; - char nam_buf[33]; - bool area_found = FALSE; - - switch (*c) { - case 'r': case 'c': case 'l': case 'k': case 'f': case 'h': case 'b': - case 'v': case 'i': case 'w': case 'd': - return 2; - break; - case 'u': case 'j': case 'z': - return 3; - break; - case 't': case 'o': case 'g': case 'e': case 's': case 'y': - return 4; - break; - case 'm': /* recognition of 4, 5, 6, or 7 nodes for SOI devices needed */ - i = 0; - /* find the first token with "off" or "=" in the line*/ - while ( (i < 20) && (*c != '\0') ) { - char *inst = gettok_instance(&c); - strncpy(nam_buf, inst, 32); - txfree(inst); - if (strstr(nam_buf, "off") || strstr(nam_buf, "=")) break; - i++; - } - return i-2; - break; - case 'p': /* recognition of up to 100 cpl nodes */ - i = j = 0; - /* find the last token in the line*/ - while ( (i < 100) && (*c != '\0') ) { - strncpy(nam_buf, gettok_instance(&c), 32); - if (strstr(nam_buf, "=")) j++; - i++; - } - if (i == 100) return 0; - return i-j-2; - break; - case 'q': /* recognition of 3/4 terminal bjt's needed */ - /* QXXXXXXX NC NB NE MNAME */ - /* 12 tokens maximum */ - i = j = 0; - while ( (i < 12) && (*c != '\0') ) { - char* comma; - name[i] = gettok_instance(&c); - if (strstr(name[i], "off") || strstr(name[i], "=")) j++; - /* If we have IC=VBE, VCE instead of IC=VBE,VCE we need to inc j */ - if ((comma = strstr(name[i], ",")) && ( *(++comma) == '\0')) j++; - /* If we have IC=VBE , VCE ("," is a token) we need to inc j */ - if (eq(name[i], ",")) j++; - i++; - } - i--; - area_found = FALSE; - for (k = i; k > i-j-1; k--) { - bool only_digits = TRUE; - char* nametmp = name[k]; - /* MNAME has to contain at least one alpha character. AREA may be assumed - if we have a token with only digits, and where the previous token does not - end with a ',' */ - while (*nametmp) { - if (isalpha(*nametmp) || (*nametmp == ',')) only_digits = FALSE; - nametmp++; - } - if (only_digits && (strstr(name[k-1],",") == NULL)) area_found = TRUE; - } - if (area_found) { - return i-j-2; - } else { - return i-j-1; - } - break; - default: - return 0; - break; - } -} - -/* sort parameters based on parameter dependencies */ -static void -inp_sort_params( struct line *start_card, struct line *end_card, struct line *card_bf_start, struct line *s_c, struct line *e_c ) -{ - char *param_name = NULL, *param_str = NULL, *param_ptr = NULL; - int i, j, num_params = 0, ind = 0, max_level = 0, num_terminals = 0; - bool in_control = FALSE; - - bool found_in_list = FALSE; - - struct line *ptr; - char *curr_line; - char *str_ptr, *beg, *end, *new_str; - int skipped = 0; - int arr_size = 12000; - - int *level; - int *param_skip; - char **param_names; - char **param_strs; - char ***depends_on; - struct line **ptr_array; - struct line **ptr_array_ordered; - - if ( start_card == NULL ) return; - - /* determine the number of lines with .param */ - ptr = start_card; - while ( ptr != NULL ) - { - if ( strstr( ptr->li_line, "=" ) ) { - num_params++; - } - ptr = ptr->li_next; - } - - arr_size = num_params; - num_params = 0; /* This is just to keep the code in row 2907ff. */ - - // dynamic memory allocation - level = (int *) tmalloc(arr_size*sizeof(int)); - param_skip = (int *) tmalloc(arr_size*sizeof(int)); - param_names = (char **) tmalloc(arr_size*sizeof(char*)); - param_strs = (char **) tmalloc(arr_size*sizeof(char*)); - - /* array[row][column] -> depends_on[array_size][100] */ - /* rows */ - depends_on = (char ***) tmalloc(sizeof(char **) * arr_size); - /* columns */ - for (i = 0; i < arr_size; i++) - { - depends_on[i] = (char **) tmalloc(sizeof(char *) * 100); - } - - ptr_array = (struct line **) tmalloc(arr_size*sizeof(struct line *)); - ptr_array_ordered = (struct line **) tmalloc(arr_size*sizeof(struct line *)); - - ptr = start_card; - while ( ptr != NULL ) - { - // ignore .param lines without '=' - if ( strstr( ptr->li_line, "=" ) ) { - depends_on[num_params][0] = NULL; - level[num_params] = -1; - param_names[num_params] = get_param_name( ptr->li_line ); /* strdup in fcn */ - param_strs[num_params] = strdup( get_param_str( ptr->li_line ) ); - - ptr_array[num_params++] = ptr; - } - ptr = ptr->li_next; - } - // look for duplicately defined parameters and mark earlier one to skip - // param list is ordered as defined in netlist - for ( i = 0; i < num_params; i++ ) - param_skip[i] = 0; - for ( i = 0; i < num_params; i++ ) - for ( j = num_params-1; j >= 0; j-- ) - { - if ( i != j && i < j && strcmp( param_names[i], param_names[j] ) == 0 ) { - // skip earlier one in list - param_skip[i] = 1; - skipped++; - } - } - - for ( i = 0; i < num_params; i++ ) - { - if ( param_skip[i] == 1 ) continue; - - param_name = param_names[i]; - for ( j = 0; j < num_params; j++ ) - { - if ( j == i ) continue; - - param_str = param_strs[j]; - - while ( ( param_ptr = strstr( param_str, param_name ) ) ) - { - if ( !isalnum( *(param_ptr-1) ) && *(param_ptr-1) != '_' && - !isalnum( *(param_ptr+strlen(param_name)) ) && *(param_ptr+strlen(param_name)) != '_' ) - { - ind = 0; - found_in_list = FALSE; - while ( depends_on[j][ind] != NULL ) { - if ( strcmp( param_name, depends_on[j][ind] ) == 0 ) { found_in_list = TRUE; break; } - ind++; - } - if ( !found_in_list ) { - depends_on[j][ind++] = param_name; - depends_on[j][ind] = NULL; - } - break; - } - param_str = param_ptr + strlen(param_name); - } - } - } - - for ( i = 0; i < num_params; i++ ) - { - level[i] = inp_get_param_level( i, depends_on, param_names, param_strs, num_params, level ); - if ( level[i] > max_level ) max_level = level[i]; - } - - /* look for unquoted parameters and quote them */ - ptr = s_c; - in_control = FALSE; - while ( ptr != NULL && ptr != e_c ) - { - curr_line = ptr->li_line; - - if ( ciprefix( ".control", curr_line ) ) { in_control = TRUE; ptr = ptr->li_next; continue; } - if ( ciprefix( ".endc", curr_line ) ) { in_control = FALSE; ptr = ptr->li_next; continue; } - if ( in_control || curr_line[0] == '.' || curr_line[0] == '*' ) { ptr = ptr->li_next; continue; } - - num_terminals = get_number_terminals( curr_line ); - - if ( num_terminals <= 0 ) { ptr = ptr->li_next; continue; } - - for ( i = 0; i < num_params; i++ ) - { - str_ptr = curr_line; - - for ( j = 0; j < num_terminals+1; j++ ) - { - while ( !isspace(*str_ptr) && *str_ptr != '\0' ) str_ptr++; - while ( isspace(*str_ptr) && *str_ptr != '\0' ) str_ptr++; - } - - while ( ( str_ptr = strstr( str_ptr, param_names[i] ) ) ) - { - /* make sure actually have the parameter name */ - char before = *(str_ptr-1); - char after = *(str_ptr+strlen(param_names[i])); - if ( !( is_arith_char(before) || isspace(before) || (str_ptr-1) < curr_line ) || - !( is_arith_char(after) || isspace(after) || after == '\0' ) ) { - str_ptr = str_ptr + 1; - continue; - } - beg = str_ptr - 1; - end = str_ptr + strlen(param_names[i]); - if ( ( isspace(*beg) || *beg == '=' ) && - ( isspace(*end) || *end == '\0' ) ) - { - *str_ptr = '\0'; - if ( *end != '\0' ) - { - new_str = tmalloc( strlen(curr_line) + strlen(param_names[i]) + strlen(end) + 3 ); - sprintf( new_str, "%s{%s}%s", curr_line, param_names[i], end ); - } - else - { - new_str = tmalloc( strlen(curr_line) + strlen(param_names[i]) + 3 ); - sprintf( new_str, "%s{%s}", curr_line, param_names[i] ); - } - str_ptr = new_str + strlen(curr_line) + strlen(param_names[i]); - - tfree(ptr->li_line); - curr_line = ptr->li_line = new_str; - } - str_ptr++; - } - } - ptr = ptr->li_next; - } - - ind = 0; - for ( i = 0; i <= max_level; i++ ) - for ( j = num_params-1; j >= 0; j-- ) - { - if ( level[j] == i ) { - if ( param_skip[j] == 0 ) { - ptr_array_ordered[ind++] = ptr_array[j]; - } - } - } - - num_params -= skipped; - if ( ind != num_params ) - { - fprintf( stderr, "ERROR: found wrong number of parameters during levelization ( %d instead of %d parameter s)!\n", ind, num_params ); -#ifdef HAS_WINDOWS - winmessage("Fatal error in SPICE"); -#endif - exit(-1); - } - - /* fix next ptrs */ - ptr = card_bf_start->li_next; - card_bf_start->li_next = ptr_array_ordered[0]; - ptr_array_ordered[num_params-1]->li_next = ptr; - for ( i = 0; i < num_params-1; i++ ) - ptr_array_ordered[i]->li_next = ptr_array_ordered[i+1]; - - // clean up memory - for ( i = 0; i < num_params; i++ ) - { - tfree( param_names[i] ); - tfree( param_strs[i] ); - } - - tfree(level); - tfree(param_skip); - tfree(param_names); - tfree(param_strs); - - for (i = 0; i< arr_size; i++) - tfree(depends_on[i]); - tfree(depends_on); - - tfree(ptr_array); - tfree(ptr_array_ordered); - -} - -static void -inp_add_params_to_subckt( struct line *subckt_card ) -{ - struct line *card = subckt_card->li_next; - char *curr_line = card->li_line; - char *subckt_line = subckt_card->li_line; - char *new_line, *param_ptr, *subckt_name, *end_ptr; - char keep; - - while ( card != NULL && ciprefix( ".param", curr_line ) ) { - param_ptr = strstr( curr_line, " " ); - while ( isspace(*param_ptr) ) param_ptr++; - - if ( !strstr( subckt_line, "params:" ) ) { - new_line = tmalloc( strlen(subckt_line) + strlen("params: ") + strlen(param_ptr) + 2 ); - sprintf( new_line, "%s params: %s", subckt_line, param_ptr ); - - subckt_name = subckt_card->li_line; - while ( !isspace(*subckt_name) ) subckt_name++; - while ( isspace(*subckt_name) ) subckt_name++; - end_ptr = subckt_name; - while ( !isspace(*end_ptr) ) end_ptr++; - keep = *end_ptr; - *end_ptr = '\0'; - subckt_w_params[num_subckt_w_params++] = strdup(subckt_name); - *end_ptr = keep; - } else { - new_line = tmalloc( strlen(subckt_line) + strlen(param_ptr) + 2 ); - sprintf( new_line, "%s %s", subckt_line, param_ptr ); - } - - tfree( subckt_line ); - subckt_card->li_line = subckt_line = new_line; - - *curr_line = '*'; - - card = card->li_next; - curr_line = card->li_line; - } -} - -static void -inp_reorder_params( struct line *deck, struct line *list_head, struct line *end ) -{ - struct line *c = deck, *subckt_card = NULL, *param_card = NULL, *prev_card = list_head; - struct line *subckt_param_card = NULL, *first_param_card = NULL, *first_subckt_param_card = NULL; - char *curr_line; - bool processing_subckt = FALSE; - - /* move .param lines to beginning of deck */ - while ( c != NULL ) { - curr_line = c->li_line; - if ( *curr_line == '*' ) { c = c->li_next; continue; } - if ( ciprefix( ".subckt", curr_line ) ) { - processing_subckt = TRUE; - subckt_card = c; - first_subckt_param_card = NULL; - } - if ( ciprefix( ".ends", curr_line ) && processing_subckt ) { - processing_subckt = FALSE; - if ( first_subckt_param_card != NULL ) { - inp_sort_params( first_subckt_param_card, subckt_param_card, subckt_card, subckt_card, c ); - inp_add_params_to_subckt( subckt_card ); - } - } - - if ( ciprefix( ".param", curr_line ) ) { - if ( !processing_subckt ) { - if ( first_param_card == NULL ) { - first_param_card = c; - } else { - param_card->li_next = c; - } - param_card = c; - prev_card->li_next = c->li_next; - param_card->li_next = NULL; - c = prev_card; - } else { - if ( first_subckt_param_card == NULL ) { - first_subckt_param_card = c; - } else { - subckt_param_card->li_next = c; - } - subckt_param_card = c; - prev_card->li_next = c->li_next; - c = prev_card; - subckt_param_card->li_next = NULL; - } - } - prev_card = c; - c = c->li_next; - } - inp_sort_params( first_param_card, param_card, list_head, deck, end ); -} - -// iterate through deck and find lines with multiply defined parameters -// -// split line up into multiple lines and place those new lines immediately -// afetr the current multi-param line in the deck -static int -inp_split_multi_param_lines( struct line *deck, int line_num ) -{ - struct line *card = deck, *param_end = NULL, *param_beg = NULL, *prev = NULL, *tmp_ptr; - char *curr_line, *equal_ptr, *beg_param, *end_param, *new_line; - char *array[5000]; - int counter = 0, i; - bool get_expression = FALSE, get_paren_expression = FALSE; - char keep; - - while ( card != NULL ) - { - curr_line = card->li_line; - - if ( *curr_line == '*' ) { card = card->li_next; continue; } - - if ( ciprefix( ".param", curr_line ) ) - { - counter = 0; - while ( ( equal_ptr = strstr( curr_line, "=" ) ) ) { - // check for equality '==' - if ( *(equal_ptr+1) == '=' ) { curr_line = equal_ptr+2; continue; } - // check for '!=', '<=', '>=' - if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { curr_line = equal_ptr+1; continue; } - counter++; curr_line = equal_ptr + 1; - } - if ( counter <= 1 ) { card = card->li_next; continue; } - - // need to split multi param line - curr_line = card->li_line; - counter = 0; - while ( curr_line < card->li_line+strlen(card->li_line) && ( equal_ptr = strstr( curr_line, "=" ) ) ) - { - // check for equality '==' - if ( *(equal_ptr+1) == '=' ) { curr_line = equal_ptr+2; continue; } - // check for '!=', '<=', '>=' - if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { curr_line = equal_ptr+1; continue; } - - beg_param = equal_ptr - 1; - end_param = equal_ptr + 1; - while ( isspace(*beg_param) ) beg_param--; - while ( !isspace(*beg_param) ) beg_param--; - while ( isspace(*end_param) ) end_param++; - while ( *end_param != '\0' && (!isspace(*end_param) || get_expression || get_paren_expression) ) { - if ( *end_param == '{' ) get_expression = TRUE; - if ( *end_param == '(' ) get_paren_expression = TRUE; - if ( *end_param == '}' ) get_expression = FALSE; - if ( *end_param == ')' ) get_paren_expression = FALSE; - end_param++; - } - beg_param++; - keep = *end_param; - *end_param = '\0'; - new_line = tmalloc( strlen(".param ") + strlen(beg_param) + 1 ); - sprintf( new_line, ".param %s", beg_param ); - array[counter++] = new_line; - *end_param = keep; - curr_line = end_param; - } - tmp_ptr = card->li_next; - for ( i = 0; i < counter; i++ ) - { - if ( param_end ) - { - param_end->li_next = alloc(struct line); - param_end = param_end->li_next; - } - else - { - param_end = param_beg = alloc(struct line); - } - param_end->li_next = NULL; - param_end->li_error = NULL; - param_end->li_actual = NULL; - param_end->li_line = array[i]; - param_end->li_linenum = line_num++; - } - // comment out current multi-param line - *(card->li_line) = '*'; - // insert new param lines immediately after current line - tmp_ptr = card->li_next; - card->li_next = param_beg; - param_end->li_next = tmp_ptr; - // point 'card' pointer to last in scalar list - card = param_end; - - param_beg = param_end = NULL; - } // if ( ciprefix( ".param", curr_line ) ) - prev = card; - card = card->li_next; - } // while ( card != NULL ) - if ( param_end ) - { - prev->li_next = param_beg; - prev = param_end; - } - return line_num; -} +/********** +Copyright 1990 Regents of the University of California. All rights reserved. +Author: 1985 Wayne A. Christopher +**********/ + +/* + * For dealing with spice input decks and command scripts + */ + +/* h_vogt 20 April 2008 + * For xspice and num_pram compatibility .cmodel added + * .cmodel will be replaced by .model in inp_fix_param_values() + * and then the entire line is skipped (will not be changed by this function). + * Usage of numparam requires {} around the parameters in the .cmodel line. + */ + +/* + * SJB 21 April 2005 + * Added support for end-of-line comments that begin with any of the following: + * ';' (for PSpice compatability) + * '$ ' (for HSpice compatability) + * '//' (like in c++ and as per the numparam code) + * '--' (as per the numparam code) + * Any following text to the end of the line is ignored. + * Note requirement for $ to be followed by a space. This is to avoid conflict + * with use in front of a variable. + * Comments on a contunuation line (i.e. line begining with '+') are allowed + * and are removed before lines are stitched. + * Lines that contain only an end-of-line comment with or withou leading white + * space are also allowed. + */ + +/* + * SJB 22 May 2001 + * Fixed memory leaks in inp_readall() when first(?) line of input begins with a '@'. + * Fixed memory leaks in inp_readall() when .include lines have errors + * Fixed crash where a NULL pointer gets freed in inp_readall() + */ + +#include "ngspice.h" + +#ifdef HAVE_LIBGEN_H /* dirname */ +#include +#define HAVE_DECL_BASENAME 1 +#endif + +#ifdef HAVE_LIBIBERTY_H /* asprintf etc. */ +#include +#undef AND /* obsolete macro in ansidecl.h */ +#endif + +#include "cpdefs.h" +#include "ftedefs.h" +#include "dvec.h" +#include "fteinp.h" + +#include "inpcom.h" +#include "variable.h" +#include "../misc/util.h" /* dirname() */ +#include "../misc/stringutil.h" +#include + +#ifdef XSPICE +/* gtri - add - 12/12/90 - wbk - include new stuff */ +#include "ipctiein.h" +#include "enh.h" +/* gtri - end - 12/12/90 */ +#endif + +/* SJB - Uncomment this line for debug tracing */ +/*#define TRACE*/ + +/* uncomment this line for getting deck output after all + manipulations into debug-out.txt */ +/* #define OUTDECK */ + +#ifdef HAS_WINDOWS +void winmessage(char* new_msg); +#endif + +/* globals -- wanted to avoid complicating inp_readall interface */ +static char *library_file[1000]; +static char *library_name[1000][1000]; +struct line *library_ll_ptr[1000][1000]; +struct line *libraries[1000]; +int num_libraries; +int num_lib_names[1000]; +static char *global; +static char *subckt_w_params[1000]; +static int num_subckt_w_params; +static char *func_names[1000]; +static char *func_params[1000][1000]; +static char *func_macro[5000]; +static int num_functions; +static int num_parameters[1000]; + +/* Collect information for dynamic allocation of numparam arrays */ +/* number of lines in input deck */ +int dynmaxline; /* inpcom.c 1529 */ +/* max. line length in input deck */ +int dynLlen; /* inpcom.c 1526 */ + /* number of lines in deck after expansion */ +int dynMaxckt = 0; /* subckt.c 307 */ +/* number of parameter substitutions */ +long dynsubst; /* spicenum.c 221 */ + +/* static declarations */ +static char * readline(FILE *fd); +static int get_number_terminals( char *c ); +static void inp_stripcomments_deck(struct line *deck); +static void inp_stripcomments_line(char * s); +static void inp_fix_for_numparam(struct line *deck); +static void inp_remove_excess_ws(struct line *deck); +static void inp_determine_libraries(struct line *deck, char *lib_name); +static void inp_init_lib_data(); +static void inp_grab_func(struct line *deck); +static void inp_fix_inst_calls_for_numparam( struct line *deck); +static void inp_expand_macros_in_func(); +static void inp_expand_macros_in_deck( struct line *deck ); +static void inp_fix_param_values( struct line *deck ); +static void inp_reorder_params( struct line *deck, struct line *list_head, struct line *end ); +static int inp_split_multi_param_lines( struct line *deck, int line_number ); +static void inp_sort_params( struct line *start_card, struct line *end_card, struct line *card_bf_start, struct line *s_c, struct line *e_c ); +static char* inp_remove_ws( char *s ); + +/*-------------------------------------------------------------------------* + * This routine reads a line (of arbitrary length), up to a '\n' or 'EOF' * + * and returns a pointer to the resulting null terminated string. * + * The '\n' if found, is included in the returned string. * + * From: jason@ucbopal.BERKELEY.EDU (Jason Venner) * + * Newsgroups: net.sources * + *-------------------------------------------------------------------------*/ +#define STRGROW 256 + +static char * +readline(FILE *fd) +{ + int c; + int memlen; + char *strptr; + int strlen; + + strptr = NULL; + strlen = 0; + memlen = STRGROW; + strptr = tmalloc(memlen); + memlen -= 1; /* Save constant -1's in while loop */ + while((c = getc(fd)) != EOF) { + if (strlen == 0 && (c == '\t' || c == ' ')) /* Leading spaces away */ + continue; + strptr[strlen] = c; + strlen++; + if( strlen >= memlen ) { + memlen += STRGROW; + if( !(strptr = trealloc(strptr, memlen + 1))) { + return (NULL); + } + } + if (c == '\n') { + break; + } + } + if (!strlen) { + tfree(strptr); + return (NULL); + } +// strptr[strlen] = '\0'; + /* Trim the string */ + strptr = trealloc(strptr, strlen + 1); + strptr[strlen] = '\0'; + return (strptr); +} + + +/*-------------------------------------------------------------------------* + * Look up the variable sourcepath and try everything in the list in order * + * if the file isn't in . and it isn't an abs path name. * + *-------------------------------------------------------------------------*/ +FILE * +inp_pathopen(char *name, char *mode) +{ + FILE *fp; + char buf[BSIZE_SP]; + struct variable *v; + + /* If this is an abs pathname, or there is no sourcepath var, just + * do an fopen. + */ + if (index(name, DIR_TERM) + || !cp_getvar("sourcepath", VT_LIST, (char *) &v)) + return (fopen(name, mode)); + + while (v) { + switch (v->va_type) { + case VT_STRING: + cp_wstrip(v->va_string); + (void) sprintf(buf, "%s%s%s", v->va_string, DIR_PATHSEP, name); + break; + case VT_NUM: + (void) sprintf(buf, "%d%s%s", v->va_num, DIR_PATHSEP, name); + break; + case VT_REAL: /* This is foolish */ + (void) sprintf(buf, "%g%s%s", v->va_real, DIR_PATHSEP, name); + break; + } + if ((fp = fopen(buf, mode))) + return (fp); + v = v->va_next; + } + return (NULL); +} + + +/* replace " gnd " by " 0 " + and then remove excessive white spaces */ +static void +inp_fix_gnd_name( struct line *deck ) { + struct line *c = deck; + char *gnd; + bool found_gnd = FALSE; + + while ( c != NULL ) { + gnd = c->li_line; + if ( *gnd == '*' ) { c = c->li_next; continue; } + /* replace " gnd " by " 0 " */ + while ( (gnd = strstr( gnd, "gnd " ) ) ) { + if ( isspace(*(gnd-1)) ) { + memcpy( gnd, "0 ", 4 ); + } + gnd += 4; + found_gnd = TRUE; + } + /* remove white spaces after replacement, retain " 0 " */ + if (found_gnd) + c->li_line = inp_remove_ws(c->li_line); + c = c->li_next; + found_gnd = FALSE; + } +} + +static struct line* +create_new_card( char *card_str, int *line_number ) { + char *str = strdup(card_str); + struct line *newcard = alloc(struct line); + + newcard->li_line = str; + newcard->li_linenum = *line_number; + newcard->li_error = NULL; + newcard->li_actual = NULL; + + *line_number = *line_number + 1; + + return newcard; +} + +static void +inp_chk_for_multi_in_vcvs( struct line *deck, int *line_number ) { + struct line *c, *a_card, *model_card, *next_card; + char *line, *bool_ptr, *str_ptr1, *str_ptr2, keep, *comma_ptr, *xy_values1[5], *xy_values2[5]; + char *node_str, *ctrl_node_str, *xy_str1, *model_name, *fcn_name; + char big_buf[1000]; + int xy_count1 = 0, xy_count2 = 0; + + for ( c = deck; c != NULL; c = c->li_next ) { + str_ptr1 = line = c->li_line; + if ( *line == 'e' ) { + if ( (bool_ptr = strstr( line, "nand(" )) || + (bool_ptr = strstr( line, "and(" )) || + (bool_ptr = strstr( line, "nor(" )) || + (bool_ptr = strstr( line, "or(" )) ) { + while ( !isspace(*str_ptr1) ) str_ptr1++; + keep = *str_ptr1; *str_ptr1 = '\0'; + model_name = strdup(line); *str_ptr1 = keep; + + str_ptr2 = bool_ptr - 1; + while ( isspace(*str_ptr1) ) str_ptr1++; + while ( isspace(*str_ptr2) ) str_ptr2--; + str_ptr2++; + keep = *str_ptr2; *str_ptr2 = '\0'; + node_str = strdup(str_ptr1); *str_ptr2 = keep; + + str_ptr1 = bool_ptr + 1; + while ( *str_ptr1 != '(' ) str_ptr1++; + *str_ptr1 = '\0'; fcn_name = strdup(bool_ptr); + *str_ptr1 = '('; + + str_ptr1 = strstr( str_ptr1, ")" ); + str_ptr1++; + comma_ptr = str_ptr2 = strstr( line, "," ); + str_ptr2--; + while( isspace(*str_ptr2) ) str_ptr2--; + + while ( isspace(*str_ptr1) ) str_ptr1++; + if ( *str_ptr2 == '}' ) { + while ( *str_ptr2 != '{' ) str_ptr2--; + xy_str1 = str_ptr2; str_ptr2--; + while ( isspace(*str_ptr2) ) str_ptr2--; + str_ptr2++; + } else { + while ( !isspace(*str_ptr2) ) str_ptr2--; + xy_str1 = str_ptr2 + 1; + while ( isspace(*str_ptr2) ) str_ptr2--; + str_ptr2++; + } + keep = *str_ptr2; *str_ptr2 = '\0'; + ctrl_node_str = strdup(str_ptr1); *str_ptr2 = keep; + + str_ptr1 = comma_ptr + 1; + while ( isspace(*str_ptr1) ) str_ptr1++; + if ( *str_ptr1 == '{' ) { + while ( *str_ptr1 != '}' ) str_ptr1++; + str_ptr1++; + } else { + while ( !isspace(*str_ptr1) ) str_ptr1++; + } + keep = *str_ptr1; *str_ptr1 = '\0'; + xy_count1 = get_comma_separated_values( xy_values1, xy_str1 ); + *str_ptr1 = keep; + + while ( isspace(*str_ptr1) ) str_ptr1++; + xy_count2 = get_comma_separated_values( xy_values2, str_ptr1 ); + + // place restrictions on only having 2 point values; this can change later + if ( xy_count1 != 2 && xy_count2 != 2 ) { + fprintf(stderr,"ERROR: only expecting 2 pair values for multi-input vcvs!\n"); + } + + sprintf( big_buf, "%s %%vd[ %s ] %%vd( %s ) %s", model_name, ctrl_node_str, node_str, model_name ); + a_card = create_new_card( big_buf, line_number ); + *a_card->li_line = 'a'; + + sprintf( big_buf, ".model %s multi_input_pwl ( x = [%s %s] y = [%s %s] model = \"%s\" )", model_name, xy_values1[0], xy_values2[0], + xy_values1[1], xy_values2[1], fcn_name ); + model_card = create_new_card( big_buf, line_number ); + + tfree(model_name); tfree(node_str); tfree(fcn_name); tfree(ctrl_node_str); + tfree(xy_values1[0]); tfree(xy_values1[1]); tfree(xy_values2[0]); tfree(xy_values2[1]); + + *c->li_line = '*'; + next_card = c->li_next; + c->li_next = a_card; + a_card->li_next = model_card; + model_card->li_next = next_card; + } + } + } +} + +static void +inp_add_control_section( struct line *deck, int *line_number ) { + struct line *c, *newcard, *prev_card = NULL; + bool found_control = FALSE, found_run = FALSE; + bool found_end = FALSE; + char *op_line = NULL, rawfile[1000], *line; + + for ( c = deck; c != NULL; c = c->li_next ) { + if ( *c->li_line == '*' ) continue; + if ( ciprefix( ".op ", c->li_line ) ) { + *c->li_line = '*'; + op_line = c->li_line + 1; + } + if ( ciprefix( ".end", c->li_line ) ) found_end = TRUE; + if ( found_control && ciprefix( "run", c->li_line ) ) found_run = TRUE; + + if ( ciprefix( ".control", c->li_line ) ) found_control = TRUE; + if ( ciprefix( ".endc", c->li_line ) ) { + found_control = FALSE; + + if ( !found_run ) { + newcard = create_new_card( "run", line_number ); + prev_card->li_next = newcard; + newcard->li_next = c; + prev_card = newcard; + found_run = TRUE; + } + if ( cp_getvar( "rawfile", VT_STRING, rawfile ) ) { + line = tmalloc( strlen("write") + strlen(rawfile) + 2 ); + sprintf(line, "write %s", rawfile); + newcard = create_new_card( line, line_number ); + prev_card->li_next = newcard; + newcard->li_next = c; + prev_card = newcard; + tfree(line); + } + } + prev_card = c; + } + // check if need to add control section + if ( !found_run && found_end ) { + prev_card = deck->li_next; + newcard = create_new_card( ".endc", line_number ); + deck->li_next = newcard; + newcard->li_next = prev_card; + + if ( cp_getvar( "rawfile", VT_STRING, rawfile ) ) { + line = tmalloc( strlen("write") + strlen(rawfile) + 2 ); + sprintf(line, "write %s", rawfile); + prev_card = deck->li_next; + newcard = create_new_card( line, line_number ); + deck->li_next = newcard; + newcard->li_next = prev_card; + tfree(line); + } + if ( op_line != NULL ) { + prev_card = deck->li_next; + newcard = create_new_card( op_line, line_number ); + deck->li_next = newcard; + newcard->li_next = prev_card; + } + + prev_card = deck->li_next; + newcard = create_new_card( "run", line_number ); + deck->li_next = newcard; + newcard->li_next = prev_card; + + prev_card = deck->li_next; + newcard = create_new_card( ".control", line_number ); + deck->li_next = newcard; + newcard->li_next = prev_card; + } +} + +// look for shell-style end-of-line continuation '\\' +static bool +chk_for_line_continuation( char *line ) { + char *ptr = line + strlen(line) - 1; + + if ( *line != '*' && *line != '$' ) { + while ( ptr >= line && *ptr && isspace(*ptr) ) ptr--; + + if ( (ptr-1) >= line && *ptr == '\\' && *(ptr-1) && *(ptr-1) == '\\' ) { + *ptr = ' '; *(ptr-1) = ' '; + return TRUE; + } + } + + return FALSE; +} + +// +// change .macro --> .subckt +// .eom --> .ends +// .subckt (1 2 3) --> .subckt 1 2 3 +// v(1,11) --> 0 +// x1 (1 2 3) --> x1 1 2 3 +// .param func1(x,y) = {x*y} --> .func func1(x,y) {x*y} +// +static void +inp_fix_macro_param_func_paren_io( struct line *begin_card ) { + struct line *card; + char *str_ptr, *new_str, *open_paren_ptr, *search_ptr, *fcn_name; + bool is_func = FALSE; + + for ( card = begin_card; card != NULL; card = card->li_next ) { + + if ( *card->li_line == '*' ) continue; + + // zero out any voltage node references on .param lines + if ( ciprefix( ".param", card->li_line ) ) { + search_ptr = card->li_line; + while( ( open_paren_ptr = strstr( search_ptr, "(" ) ) ) { + fcn_name = open_paren_ptr - 1; + while ( *fcn_name != '\0' && fcn_name != search_ptr && (isalnum(*fcn_name) || *fcn_name == '_' ) ) fcn_name--; + if ( fcn_name != search_ptr ) fcn_name++; + *open_paren_ptr = '\0'; + if ( strcmp( fcn_name, "v" ) == 0 ) { + *open_paren_ptr = ' '; + *fcn_name = '0'; + fcn_name++; + while ( *fcn_name != ')' ) { *fcn_name = ' '; fcn_name++; } + *fcn_name = ' '; + } + else { + *open_paren_ptr = '('; + } + search_ptr = open_paren_ptr + 1; + } + } + + if ( ciprefix( ".macro", card->li_line ) || ciprefix( ".eom", card->li_line ) ) { + str_ptr = card->li_line; + while( !isspace(*str_ptr) ) str_ptr++; + + if ( ciprefix( ".macro", card->li_line ) ) { + new_str = tmalloc( strlen(".subckt") + strlen(str_ptr) + 1 ); + sprintf( new_str, ".subckt%s", str_ptr ); + } else { + new_str = tmalloc( strlen(".ends") + strlen(str_ptr) + 1 ); + sprintf( new_str, ".ends%s", str_ptr ); + } + + tfree( card->li_line ); + card->li_line = new_str; + } + if ( ciprefix( ".subckt", card->li_line ) || ciprefix( "x", card->li_line ) ) { + str_ptr = card->li_line; + while( !isspace(*str_ptr) ) str_ptr++; // skip over .subckt, instance name + while( isspace(*str_ptr) ) str_ptr++; + if ( ciprefix( ".subckt", card->li_line ) ) { + while( !isspace(*str_ptr) ) str_ptr++; // skip over subckt name + while( isspace(*str_ptr) ) str_ptr++; + } + if ( *str_ptr == '(' ) { + *str_ptr = ' '; + while ( *str_ptr && *str_ptr != '\0' ) { + if ( *str_ptr == ')' ) { *str_ptr = ' '; break; } + str_ptr++; + } + } + } + is_func = FALSE; + if ( ciprefix( ".param", card->li_line ) ) { + str_ptr = card->li_line; + while ( !isspace( *str_ptr ) ) str_ptr++; // skip over .param + while ( isspace( *str_ptr ) ) str_ptr++; + while ( !isspace( *str_ptr ) && *str_ptr != '=' ) { + if ( *str_ptr == '(' ) is_func = TRUE; + str_ptr++; + } + + if ( is_func ) { + if ( ( str_ptr = strstr( card->li_line, "=" ) ) ) *str_ptr = ' '; + + str_ptr = card->li_line + 1; + *str_ptr = 'f'; *(str_ptr+1) = 'u'; *(str_ptr+2) = 'n'; + *(str_ptr+3) = 'c'; *(str_ptr+4) = ' '; + } + } + } +} + +static char * +get_instance_subckt( char *line ) +{ + char *equal_ptr = NULL, *end_ptr = line + strlen(line) - 1, *inst_name_ptr = NULL, *inst_name = NULL; + char keep = ' '; + + // see if instance has parameters + if ( ( equal_ptr = strstr( line, "=" ) ) ) { + end_ptr = equal_ptr - 1; + while ( isspace(*end_ptr) ) end_ptr--; + while ( !isspace(*end_ptr) ) end_ptr--; + while ( isspace(*end_ptr) ) end_ptr--; + end_ptr++; + keep = *end_ptr; + *end_ptr = '\0'; + } + inst_name_ptr = end_ptr; + while ( !isspace(*inst_name_ptr) ) inst_name_ptr--; + inst_name_ptr++; + + inst_name = strdup(inst_name_ptr); + + if ( equal_ptr ) *end_ptr = keep; + + return inst_name; +} + +static char* +get_subckt_model_name( char *line ) +{ + char *name = line, *end_ptr = NULL, *subckt_name; + char keep; + + while ( !isspace( *name ) ) name++; // eat .subckt|.model + while ( isspace( *name ) ) name++; + + end_ptr = name; + while ( !isspace( *end_ptr ) ) end_ptr++; + keep = *end_ptr; + *end_ptr = '\0'; + + subckt_name = strdup(name); + *end_ptr = keep; + + return subckt_name; +} + +static char* +get_model_name( char *line, int num_terminals ) +{ + char *beg_ptr = line, *end_ptr, keep, *model_name = NULL; + int i = 0; + + while ( !isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; // eat device name + while ( isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; + + for ( i = 0; i < num_terminals; i++ ) { + while ( !isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; + while ( isspace( *beg_ptr ) && *beg_ptr != '\0' ) beg_ptr++; + } + end_ptr = beg_ptr; + while ( *end_ptr != '\0' && !isspace( *end_ptr ) ) end_ptr++; + keep = *end_ptr; + *end_ptr = '\0'; + + model_name = strdup( beg_ptr ); + + *end_ptr = keep; + + return model_name; +} + +static char * +get_adevice_model_name( char *line ) +{ + char *model_name, *ptr_end = line + strlen(line), *ptr_beg, keep; + + while ( isspace( *(ptr_end-1) ) ) ptr_end--; + ptr_beg = ptr_end - 1; + + while ( !isspace(*ptr_beg) ) ptr_beg--; + ptr_beg++; + keep = *ptr_end; *ptr_end = '\0'; + model_name = strdup(ptr_beg); + *ptr_end = keep; + + return model_name; +} + +static void +get_subckts_for_subckt( struct line *start_card, char *subckt_name, + char *used_subckt_names[], int *num_used_subckt_names, + char *used_model_names[], int *num_used_model_names, + bool has_models ) +{ + struct line *card; + char *line = NULL, *curr_subckt_name, *inst_subckt_name, *model_name, *new_names[100]; + bool found_subckt = FALSE, have_subckt = FALSE, found_model = FALSE; + int i, num_terminals = 0, tmp_cnt = 0; + + for ( card = start_card; card != NULL; card = card->li_next ) { + line = card->li_line; + + if ( *line == '*' ) continue; + + if ( ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) && found_subckt ) + break; + + if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) { + curr_subckt_name = get_subckt_model_name( line ); + + if ( strcmp( curr_subckt_name, subckt_name ) == 0 ) { + found_subckt = TRUE; + } + + tfree(curr_subckt_name); + } + if ( found_subckt ) { + if ( *line == 'x' ) { + inst_subckt_name = get_instance_subckt( line ); + have_subckt = FALSE; + for ( i = 0; i < *num_used_subckt_names; i++ ) + if ( strcmp( used_subckt_names[i], inst_subckt_name ) == 0 ) + have_subckt = TRUE; + if ( !have_subckt ) { + new_names[tmp_cnt++] = used_subckt_names[*num_used_subckt_names] = inst_subckt_name; + *num_used_subckt_names = *num_used_subckt_names + 1; + } + else tfree( inst_subckt_name ); + } + else if ( *line == 'a' ) { + model_name = get_adevice_model_name( line ); + found_model = FALSE; + for ( i = 0; i < *num_used_model_names; i++ ) + if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; + if ( !found_model ) { + used_model_names[*num_used_model_names] = model_name; + *num_used_model_names = *num_used_model_names + 1; + } + else tfree( model_name ); + } + else if ( has_models ) { + num_terminals = get_number_terminals( line ); + + if ( num_terminals != 0 ) { + model_name = get_model_name( line, num_terminals ); + + if ( isalpha( *model_name ) ) { + found_model = FALSE; + for ( i = 0; i < *num_used_model_names; i++ ) + if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; + if ( !found_model ) { + used_model_names[*num_used_model_names] = model_name; + *num_used_model_names = *num_used_model_names + 1; + } + else tfree( model_name ); + } + else { + tfree( model_name ); + } + } + } + } + } + // now make recursive call on instances just found above + for ( i = 0; i < tmp_cnt; i++ ) + get_subckts_for_subckt( start_card, new_names[i], used_subckt_names, num_used_subckt_names, + used_model_names, num_used_model_names, has_models ); +} + +/* + check if current token matches model bin name -- .[0-9]+ + */ +static bool +model_bin_match( char* token, char* model_name ) +{ + char* dot_char; + bool flag = FALSE; + + if ( strncmp( model_name, token, strlen(token) ) == 0 ) { + if ( (dot_char = strstr( model_name, "." )) ) { + flag = TRUE; + dot_char++; + while( *dot_char != '\0' ) { + if ( !isdigit( *dot_char ) ) { + flag = FALSE; + break; + } + dot_char++; + } + } + } + return flag; +} + +/* + iterate through the deck and comment out unused subckts, models + (don't want to waste time processing everything) + also comment out .param lines with no parameters defined + */ +static void +comment_out_unused_subckt_models( struct line *start_card ) +{ + struct line *card; + char *used_subckt_names[1000], *used_model_names[1000], *line = NULL, *subckt_name, *model_name; + int num_used_subckt_names = 0, num_used_model_names = 0, i = 0, num_terminals = 0, tmp_cnt = 0; + bool processing_subckt = FALSE, found_subckt = FALSE, remove_subckt = FALSE, found_model = FALSE, has_models = FALSE; + + for ( card = start_card; card != NULL; card = card->li_next ) { + if ( ciprefix( ".model", card->li_line ) ) has_models = TRUE; + if ( ciprefix( ".cmodel", card->li_line ) ) has_models = TRUE; + if ( ciprefix( ".param", card->li_line ) && !strstr( card->li_line, "=" ) ) *card->li_line = '*'; + } + + for ( card = start_card; card != NULL; card = card->li_next ) { + line = card->li_line; + + if ( *line == '*' ) continue; + + if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) processing_subckt = TRUE; + if ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) processing_subckt = FALSE; + if ( !processing_subckt ) { + if ( *line == 'x' ) { + subckt_name = get_instance_subckt( line ); + found_subckt = FALSE; + for ( i = 0; i < num_used_subckt_names; i++ ) + if ( strcmp( used_subckt_names[i], subckt_name ) == 0 ) found_subckt = TRUE; + if ( !found_subckt ) { + used_subckt_names[num_used_subckt_names++] = subckt_name; + tmp_cnt++; + } + else tfree( subckt_name ); + } + else if ( *line == 'a' ) { + model_name = get_adevice_model_name( line ); + found_model = FALSE; + for ( i = 0; i < num_used_model_names; i++ ) + if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; + if ( !found_model ) used_model_names[num_used_model_names++] = model_name; + else tfree( model_name ); + } + else if ( has_models ) { + /* This is a preliminary version, until we have found a reliable + method to detect the model name out of the input line (Many + options have to be taken into account.). */ + num_terminals = get_number_terminals( line ); + if ( num_terminals != 0 ) { + bool model_ok = FALSE; + char *tmp_name, *tmp_name1; + tmp_name = tmp_name1 = model_name = get_model_name( line, num_terminals ); + /* first character of model name is character from alphabet */ + if ( isalpha( *model_name ) ) model_ok = TRUE; + /* first character is digit, second is alpha, third is digit, + e.g. 1N4002 */ + else if ((strlen(model_name) > 2) && isdigit(*tmp_name) && isalpha(*(++tmp_name)) && + isdigit(*(++tmp_name))) model_ok = TRUE; + /* first character is is digit, second is alpha, third is alpha, fourth is digit + e.g. 2SK456 */ + else if ((strlen(model_name) > 3) && isdigit(*tmp_name1) && isalpha(*(++tmp_name1)) && + isalpha(*(++tmp_name1)) && isdigit(*(++tmp_name1))) model_ok = TRUE; + /* Check if model has already been recognized, if not, add its name to + list used_model_names[i] */ + if (model_ok) { + found_model = FALSE; + for ( i = 0; i < num_used_model_names; i++ ) + if ( strcmp( used_model_names[i], model_name ) == 0 ) found_model = TRUE; + if ( !found_model ) used_model_names[num_used_model_names++] = model_name; + else tfree( model_name ); + } else { + tfree( model_name ); + } + } + } /* if ( has_models ) */ + } /* if ( !processing_subckt ) */ + } /* for loop through all cards */ + for ( i = 0; i < tmp_cnt; i++ ) + get_subckts_for_subckt( start_card, used_subckt_names[i], used_subckt_names, + &num_used_subckt_names, used_model_names, &num_used_model_names, has_models ); + + /* comment out any unused subckts */ + for ( card = start_card; card != NULL; card = card->li_next ) { + line = card->li_line; + + if ( *line == '*' ) continue; + + if ( ciprefix( ".subckt", line ) || ciprefix( ".macro", line ) ) { + subckt_name = get_subckt_model_name( line ); + remove_subckt = TRUE; + for ( i = 0; i < num_used_subckt_names; i++ ) + if ( strcmp( used_subckt_names[i], subckt_name ) == 0 ) remove_subckt = FALSE; + tfree(subckt_name); + } + if ( ciprefix( ".ends", line ) || ciprefix( ".eom", line ) ) { + if ( remove_subckt ) *line = '*'; + remove_subckt = FALSE; + } + if ( remove_subckt ) *line = '*'; + else if ( has_models && (ciprefix( ".model", line ) || ciprefix( ".cmodel", line )) ) { + model_name = get_subckt_model_name( line ); + found_model = FALSE; + for ( i = 0; i < num_used_model_names; i++ ) + if ( strcmp( used_model_names[i], model_name ) == 0 || model_bin_match( used_model_names[i], model_name ) ) found_model = TRUE; + if ( !found_model ) *line = '*'; + tfree(model_name); + } + } + for ( i = 0; i < num_used_subckt_names; i++ ) tfree(used_subckt_names[i]); + for ( i = 0; i < num_used_model_names; i++ ) tfree(used_model_names[i]); +} + +static char* +inp_fix_ternary_operator_str( char *line ) +{ + char *conditional, *if_str, *else_str, *question, *colon, keep, *str_ptr, *str_ptr2, *new_str; + char *paren_ptr = NULL, *end_str = NULL, *beg_str = NULL; + int count = 0; + + if ( !strstr( line, "?" ) && !strstr( line, ":" ) ) return line; + + str_ptr = line; + if ( ciprefix( ".param", line ) || ciprefix( ".func", line ) || ciprefix( ".meas", line ) ) { + + str_ptr = line; + if ( ciprefix( ".param", line ) || ciprefix( ".meas", line ) ) str_ptr = strstr( line, "=" ); + else str_ptr = strstr( line, ")" ); + + str_ptr++; + while( isspace(*str_ptr) ) str_ptr++; + if ( *str_ptr == '{' ) { str_ptr++; while( isspace(*str_ptr) ) str_ptr++; } + + question = strstr( str_ptr, "?" ); + paren_ptr = strstr( str_ptr, "(" ); + + if ( paren_ptr != NULL && paren_ptr < question ) { + str_ptr = question; + while ( *str_ptr != '(' ) str_ptr--; + *str_ptr = '\0'; + beg_str = strdup(line); + *str_ptr = '('; + str_ptr++; + paren_ptr = NULL; + } + else { + keep = *str_ptr; *str_ptr = '\0'; + beg_str = strdup(line); + *str_ptr = keep; + } + } + + // get conditional + str_ptr2 = question = strstr( str_ptr, "?" ); + str_ptr2--; + while ( isspace(*str_ptr2) ) str_ptr2--; + if ( *str_ptr2 == ')' ) { + while ( *str_ptr != '(' ) str_ptr--; + } + str_ptr2++; keep = *str_ptr2; *str_ptr2 = '\0'; + conditional = strdup(str_ptr); + *str_ptr2 = keep; + + // get if + str_ptr = question + 1; + while ( isspace(*str_ptr) ) str_ptr++; + if ( *str_ptr == '(' ) { + // find closing paren + count = 1; + str_ptr2 = str_ptr + 1; + while ( count != 0 && *str_ptr2 != '\0' ) { + str_ptr2++; + if ( *str_ptr2 == '(' ) count++; + if ( *str_ptr2 == ')' ) count--; + } + if ( count != 0 ) { + fprintf(stderr, "ERROR: problem parsing 'if' of ternary string %s!\n", line); + exit (-1); + } + colon = str_ptr2 + 1; + while ( *colon != ':' && *colon != '\0' ) colon++; + if ( *colon != ':' ) { + fprintf(stderr,"ERROR: problem parsing ternary string (finding ':') %s!\n", line); + exit(-1); + } + } + else if ( ( colon = strstr( str_ptr, ":" ) ) ) { + str_ptr2 = colon - 1; + while ( isspace(*str_ptr2) ) str_ptr2--; + } + else { + fprintf(stderr,"ERROR: problem parsing ternary string (missing ':') %s!\n", line); + exit(-1); + } + str_ptr2++; keep = *str_ptr2; *str_ptr2 = '\0'; + if_str = inp_fix_ternary_operator_str(strdup(str_ptr)); + *str_ptr2 = keep; + + // get else + str_ptr = colon + 1; + while ( isspace(*str_ptr) ) str_ptr++; + if ( paren_ptr != NULL ) { + // find end paren ')' + bool found_paren = FALSE; + count = 0; str_ptr2 = str_ptr; + while ( *str_ptr2 != '\0' ) { + if ( *str_ptr2 == '(' ) { count++; found_paren = TRUE; } + if ( *str_ptr2 == ')' ) count--; + str_ptr2++; + if ( found_paren && count == 0 ) break; + } + if ( found_paren && count != 0 ) { + fprintf( stderr, "ERROR: problem parsing ternary line %s!\n", line ); + exit(-1); + } + keep = *str_ptr2; + *str_ptr2 = '\0'; + else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); + if ( keep != '}' ) { + end_str = inp_fix_ternary_operator_str(strdup(str_ptr2+1)); + } else { + *str_ptr2 = keep; + end_str = strdup(str_ptr2); + } + *str_ptr2 = keep; + } + else { + if ( ( str_ptr2 = strstr( str_ptr, "}" ) ) ) { + *str_ptr2 = '\0'; + else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); + *str_ptr2 = '}'; + end_str = strdup(str_ptr2); + } else { + else_str = inp_fix_ternary_operator_str(strdup(str_ptr)); + } + } + + if ( end_str != NULL ) { + if ( beg_str != NULL ) { + new_str = tmalloc( strlen(beg_str) + strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + strlen(end_str) + 5 ); + sprintf( new_str, "%sternary_fcn(%s,%s,%s)%s", beg_str, conditional, if_str, else_str, end_str ); + } else { + new_str = tmalloc( strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + strlen(end_str) + 5 ); + sprintf( new_str, "ternary_fcn(%s,%s,%s)%s", conditional, if_str, else_str, end_str ); + } + } + else { + if ( beg_str != NULL ) { + new_str = tmalloc( strlen(beg_str) + strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + 5 ); + sprintf( new_str, "%sternary_fcn(%s,%s,%s)", beg_str, conditional, if_str, else_str ); + } else { + new_str = tmalloc( strlen("ternary_fcn") + strlen(conditional) + strlen(if_str) + strlen(else_str) + 5 ); + sprintf( new_str, "ternary_fcn(%s,%s,%s)", conditional, if_str, else_str ); + } + } + + tfree(line); + tfree(conditional); tfree(if_str); tfree(else_str); + if ( beg_str != NULL ) tfree(beg_str); + if ( end_str != NULL ) tfree(end_str); + + return new_str; +} + +static void +inp_fix_ternary_operator( struct line *start_card ) +{ + struct line *card; + char *line; + + for ( card = start_card; card != NULL; card = card->li_next ) { + line = card->li_line; + + if ( *line == '*' ) continue; + if ( strstr( line, "?" ) && strstr( line, ":" ) ) { + card->li_line = inp_fix_ternary_operator_str( line ); + } + } +} + +/*------------------------------------------------------------------------- + * Read the entire input file and return a pointer to the first line of + * the linked list of 'card' records in data. The pointer is stored in + * *data. + *-------------------------------------------------------------------------*/ +void +inp_readall(FILE *fp, struct line **data, int call_depth, char *dir_name) +{ + struct line *end = NULL, *cc = NULL, *prev = NULL, *working, *newcard, *start_lib, *global_card, *tmp_ptr = NULL, *tmp_ptr2 = NULL; + char *buffer = NULL, *s, *t, *y, *z, c; + /* segfault fix */ +#ifdef XSPICE + char big_buff[5000]; + int line_count = 0; + Ipc_Status_t ipc_status; + char ipc_buffer[1025]; /* Had better be big enough */ + int ipc_len; +#endif + char *copys=NULL, big_buff2[5000]; + char *global_copy = NULL, keep_char; + int line_number = 1; /* sjb - renamed to avoid confusion with struct line */ + int line_number_orig = 1, line_number_lib = 1, line_number_inc = 1; + int no_braces = 0; /* number of '{' */ + FILE *newfp; +#if defined(TRACE) || defined(OUTDECK) + FILE *fdo; +#endif + struct line *tmp_ptr1 = NULL; + + int i, j; + bool found_library, found_lib_name, found_end = FALSE, shell_eol_continuation = FALSE; + bool dir_name_flag = FALSE; + + struct variable *v; + char *s_ptr, *s_lower; + + /* Must set this to NULL or non-tilde includes segfault. -- Tim Molteno */ + /* copys = NULL; */ /* This caused a parse error with gcc 2.96. Why??? */ + + if ( call_depth == 0 ) { + num_subckt_w_params = 0; + num_libraries = 0; + num_functions = 0; + global = NULL; + found_end = FALSE; + } + +/* gtri - modify - 12/12/90 - wbk - read from mailbox if ipc enabled */ +#ifdef XSPICE + + /* First read in all lines & put them in the struct cc */ + while (1) { + /* If IPC is not enabled, do equivalent of what SPICE did before */ + if(! g_ipc.enabled) { + if ( call_depth == 0 && line_count == 0 ) { + line_count++; + if ( fgets( big_buff, 5000, fp ) ) { +/* buffer = tmalloc( strlen(big_buff) + 1 ); + strcpy(buffer, big_buff); */ + buffer = copy(big_buff); + } + } + else { + buffer = readline(fp); + if(! buffer) { + break; + } + } + } + else { + /* else, get the line from the ipc channel. */ + /* We assume that newlines are not sent by the client */ + /* so we add them here */ + ipc_status = ipc_get_line(ipc_buffer, &ipc_len, IPC_WAIT); + if(ipc_status == IPC_STATUS_END_OF_DECK) { + buffer = NULL; + break; + } + else if(ipc_status == IPC_STATUS_OK) { + buffer = (void *) tmalloc(strlen(ipc_buffer) + 3); + strcpy(buffer, ipc_buffer); + strcat(buffer, "\n"); + } + else { /* No good way to report this so just die */ + exit(1); + } + } + +/* gtri - end - 12/12/90 */ +#else + while ((buffer = readline(fp))) { +#endif + +#ifdef TRACE + /* SDB debug statement */ + printf ("in inp_readall, just read %s", buffer); +#endif + + if ( !buffer ) { + continue; + } + /* OK -- now we have loaded the next line into 'buffer'. Process it. */ + /* If input line is blank, ignore it & continue looping. */ + if ( (strcmp(buffer,"\n") == 0) || (strcmp(buffer,"\r\n") == 0) ) { + if ( call_depth != 0 || (call_depth == 0 && cc != NULL) ) { + line_number_orig++; + tfree(buffer); /* was allocated by readline() */ + continue; + } + } + + if (*buffer == '@') { + tfree(buffer); /* was allocated by readline() */ + break; + } + + /* now handle .lib statements */ + if (ciprefix(".lib", buffer)) { + for ( s = buffer; *s && !isspace(*s); s++ ); /* skip over .lib */ + while ( isspace(*s) || isquote(*s) ) s++; /* advance past space chars */ + if ( !*s ) { /* if at end of line, error */ + fprintf(cp_err, "Error: .lib filename missing\n"); + tfree(buffer); /* was allocated by readline() */ + continue; + } /* Now s points to first char after .lib */ + for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); /* skip to end of word */ + y = t; + while ( isspace(*y) || isquote(*y) ) y++; /* advance past space chars */ + // check if rest of line commented out + if ( *y && *y != '$' ) { /* .lib */ + for ( z = y; *z && !isspace(*z) && !isquote(*z); z++ ); + c = *t; + *t = '\0'; + *z = '\0'; + + if ( *s == '~' ) { + copys = cp_tildexpand(s); /* allocates memory, but can also return NULL */ + if( copys != NULL ) { + s = copys; /* reuse s, but remember, buffer still points to allocated memory */ + } + } + /* lower case the file name for later string compares */ +/* s_ptr = strdup(s); */ + s_lower = strdup(s); + for(s_ptr = s_lower; *s_ptr && (*s_ptr != '\n'); s_ptr++) *s_ptr = tolower(*s_ptr); + + found_library = FALSE; + for ( i = 0; i < num_libraries; i++ ) { + if ( strcmp( library_file[i], s_lower ) == 0 ) { + found_library = TRUE; + break; + } + } + if ( found_library ) { + if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ + } else { + if ( dir_name != NULL ) sprintf( big_buff2, "%s/%s", dir_name, s ); + else sprintf( big_buff2, "./%s", s ); + dir_name_flag = FALSE; + if ( !( newfp = inp_pathopen( s, "r" ) ) ) { + dir_name_flag = TRUE; + if ( !( newfp = inp_pathopen( big_buff2, "r" ) ) ) { + perror(s); + if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ + tfree(buffer); /* allocated by readline() above */ + continue; + } + } + if(copys) tfree(copys); /* allocated by the cp_tildexpand() above */ + + library_file[num_libraries++] = strdup(s_lower); + + if ( dir_name_flag == FALSE ) { + char *s_dup = strdup(s); + inp_readall(newfp, &libraries[num_libraries-1], call_depth+1, dirname(s_dup)); + tfree(s_dup); + } + else + inp_readall(newfp, &libraries[num_libraries-1], call_depth+1, dir_name); + + fclose(newfp); + } + *t = c; + tfree(s_lower); + + /* Make the .lib a comment */ + *buffer = '*'; + } + } /* end of .lib handling */ + + /* now handle .include statements */ + if (ciprefix(".include", buffer) || ciprefix(".inc", buffer)) { + for (s = buffer; *s && !isspace(*s); s++) /* advance past non-space chars */ + ; + while (isspace(*s) || isquote(*s)) /* now advance past space chars */ + s++; + if (!*s) { /* if at end of line, error */ + fprintf(cp_err, "Error: .include filename missing\n"); + tfree(buffer); /* was allocated by readline() */ + continue; + } /* Now s points to first char after .include */ + for (t = s; *t && !isspace(*t) && !isquote(*t); t++) /* now advance past non-space chars */ + ; + *t = '\0'; /* place \0 and end of file name in buffer */ + + if (*s == '~') { + copys = cp_tildexpand(s); /* allocates memory, but can also return NULL */ + if(copys != NULL) { + s = copys; /* reuse s, but remember, buffer still points to allocated memory */ + } + } + + /* open file specified by .include statement */ + if ( dir_name != NULL ) sprintf( big_buff2, "%s/%s", dir_name, s ); + else sprintf( big_buff2, "./%s", s ); + dir_name_flag = FALSE; + if (!(newfp = inp_pathopen(s, "r"))) { + dir_name_flag = TRUE; + if ( !( newfp = inp_pathopen( big_buff2, "r" ) ) ) { + perror(s); + if(copys) { + tfree(copys); /* allocated by the cp_tildexpand() above */ + } + tfree(buffer); /* allocated by readline() above */ + continue; + } + } + + if(copys) { + tfree(copys); /* allocated by the cp_tildexpand() above */ + } + + if ( dir_name_flag == FALSE ) { + char *s_dup = strdup(s); + inp_readall(newfp, &newcard, call_depth+1, dirname(s_dup)); /* read stuff in include file into netlist */ + tfree(s_dup); + } + else + inp_readall(newfp, &newcard, call_depth+1, dir_name); /* read stuff in include file into netlist */ + + (void) fclose(newfp); + + /* Make the .include a comment */ + *buffer = '*'; + + /* now check if this is the first pass (i.e. end points to null) */ + if (end) { /* end already exists */ + end->li_next = alloc(struct line); /* create next card */ + end = end->li_next; /* make end point to next card */ + } else { + end = cc = alloc(struct line); /* create the deck & end. cc will + point to beginning of deck, end to + the end */ + } + + /* now fill out rest of struct end. */ + end->li_next = NULL; + end->li_error = NULL; + end->li_actual = NULL; + end->li_line = copy(buffer); + end->li_linenum = end->li_linenum_orig = line_number++; + if (newcard) { + end->li_next = newcard; + /* Renumber the lines */ + line_number_inc = 1; + for (end = newcard; end && end->li_next; end = end->li_next) { + end->li_linenum = line_number++; + end->li_linenum_orig = line_number_inc++; + } + end->li_linenum = line_number++; /* SJB - renumber the last line */ + end->li_linenum_orig = line_number_inc++; /* SJB - renumber the last line */ + } + + /* Fix the buffer up a bit. */ + (void) strncpy(buffer + 1, "end of:", 7); + } /* end of .include handling */ + + /* loop through 'buffer' until end is reached. Then test for + premature end. If premature end is reached, spew + error and zap the line. */ + if ( !ciprefix( "write", buffer ) ) { // exclude 'write' command so filename case preserved + for (s = buffer; *s && (*s != '\n') && (*s != '\0'); s++) *s = tolower(*s); + if (!*s) { + //fprintf(cp_err, "Warning: premature EOF\n"); + } + *s = '\0'; /* Zap the newline. */ + + if((s-1) >= buffer && *(s-1) == '\r') /* Zop the carriage return under windows */ + *(s-1) = '\0'; + } + + if (ciprefix(".end", buffer) && strlen(buffer) == 4 ) { + found_end = TRUE; + *buffer = '*'; + } + + if ( ciprefix( ".global", buffer ) ) { + for ( s = buffer; *s && !isspace(*s); s++ ); + + if ( global == NULL ) { + global = strdup(buffer); + } else { + global_copy = tmalloc( strlen(global) + strlen(s) + 1 ); + sprintf( global_copy, "%s%s", global, s ); + tfree(global); + global = global_copy; + } + *buffer = '*'; + } + + if ( shell_eol_continuation ) { + char *new_buffer = tmalloc( strlen(buffer) + 2); + sprintf( new_buffer, "+%s", buffer ); + + tfree(buffer); + buffer = new_buffer; + } + + shell_eol_continuation = chk_for_line_continuation( buffer ); + + /* now check if this is the first pass (i.e. end points to null) */ + if (end) { /* end already exists */ + end->li_next = alloc(struct line); /* create next card */ + end = end->li_next; /* point to next card */ + } else { /* End doesn't exist. Create it. */ + end = cc = alloc(struct line); /* note that cc points to beginning + of deck, end to the end */ + } + + /* now put buffer into li */ + end->li_next = NULL; + end->li_error = NULL; + end->li_actual = NULL; + end->li_line = copy(buffer); + end->li_linenum = line_number++; + end->li_linenum_orig = line_number_orig++; + tfree(buffer); + } /* end while ((buffer = readline(fp))) */ + + if (!end) { /* No stuff here */ + *data = NULL; + return; + } + + if ( call_depth == 0 && found_end == TRUE) { + if ( global == NULL ) { + global = tmalloc( strlen(".global gnd") + 1 ); + sprintf( global, ".global gnd" ); + } + global_card = alloc(struct line); + global_card->li_error = NULL; + global_card->li_actual = NULL; + global_card->li_line = global; + global_card->li_linenum = 1; + + prev = cc->li_next; + cc->li_next = global_card; + global_card->li_next = prev; + + inp_init_lib_data(); + inp_determine_libraries(cc, NULL); + } + + /* + add libraries + */ + found_lib_name = FALSE; + if ( call_depth == 0 ) { + for( i = 0; i < num_libraries; i++ ) { + working = libraries[i]; + while ( working ) { + buffer = working->li_line; + + if ( found_lib_name && ciprefix(".endl", buffer) ) { + /* Make the .endl a comment */ + *buffer = '*'; + found_lib_name = FALSE; + + /* set pointer and continue to avoid deleting below */ + tmp_ptr2 = working->li_next; + working->li_next = tmp_ptr; + working = tmp_ptr2; + + /* end = working; + * working = working->li_next; + * end->li_next = NULL; */ + + continue; + } /* for ... */ + + if ( ciprefix(".lib", buffer) ) { + if ( found_lib_name == TRUE ) { + fprintf( stderr, "ERROR: .lib is missing .endl!\n" ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit(-1); + } + + for ( s = buffer; *s && !isspace(*s); s++ ); /* skip over .lib */ + while ( isspace(*s) || isquote(*s) ) s++; /* advance past space chars */ + for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); /* skip to end of word */ + keep_char = *t; + *t = '\0'; + /* see if library we want to copy */ + found_lib_name = FALSE; + for( j = 0; j < num_lib_names[i]; j++ ) { + if ( strcmp( library_name[i][j], s ) == 0 ) { + found_lib_name = TRUE; + start_lib = working; + + /* make the .lib a comment */ + *buffer = '*'; + + tmp_ptr = library_ll_ptr[i][j]->li_next; + library_ll_ptr[i][j]->li_next = working; + + /* renumber lines */ + line_number_lib = 1; + for ( start_lib = working; !ciprefix(".endl", start_lib->li_line); start_lib = start_lib->li_next ) { + start_lib->li_linenum = line_number++; + start_lib->li_linenum_orig = line_number_lib++; + } + start_lib->li_linenum = line_number++; // renumber endl line + start_lib->li_linenum_orig = line_number_lib++; + break; + } + } + *t = keep_char; + } + prev = working; + working = working->li_next; + + if ( found_lib_name == FALSE ) { + tfree(prev->li_line); + tfree(prev); + } + } /* end while */ + } /* end for */ + + if ( found_end == TRUE ) { + end->li_next = alloc(struct line); /* create next card */ + end = end->li_next; /* point to next card */ + + buffer = tmalloc( strlen( ".end" ) + 1 ); + sprintf( buffer, ".end" ); + + /* now put buffer into li */ + end->li_next = NULL; + end->li_error = NULL; + end->li_actual = NULL; + end->li_line = buffer; + end->li_linenum = end->li_linenum_orig = line_number++; + end->li_linenum_orig = line_number_orig++; + } + } + + /* Now clean up li: remove comments & stitch together continuation lines. */ + working = cc->li_next; /* cc points to head of deck. Start with the + next card. */ + + /* sjb - strip or convert end-of-line comments. + This must be cone before stitching continuation lines. + If the line only contains an end-of-line comment then it is converted + into a normal comment with a '*' at the start. This will then get + stripped in the following code. */ + inp_stripcomments_deck(working); + + while (working) { + for (s = working->li_line; (c = *s) && c <= ' '; s++) + ; + +#ifdef TRACE + /* SDB debug statement */ + printf("In inp_readall, processing linked list element line = %d, s = %s . . . \n", working->li_linenum,s); +#endif + + switch (c) { + case '#': + case '$': + case '*': + case '\0': + /* this used to be commented out. Why? */ + /* prev = NULL; */ + working = working->li_next; /* for these chars, go to next card */ + break; + + case '+': /* handle continuation */ + if (!prev) { + working->li_error = copy( + "Illegal continuation line: ignored."); + working = working->li_next; + break; + } + + /* create buffer and write last and current line into it. */ + buffer = tmalloc(strlen(prev->li_line) + strlen(s) + 2); + (void) sprintf(buffer, "%s %s", prev->li_line, s + 1); + + s = prev->li_line; + prev->li_line = buffer; + prev->li_next = working->li_next; + working->li_next = NULL; + if (prev->li_actual) { + for (end = prev->li_actual; end->li_next; end = end->li_next) + ; + end->li_next = working; + tfree(s); + } else { + newcard = alloc(struct line); + newcard->li_linenum = prev->li_linenum; + newcard->li_line = s; + newcard->li_next = working; + newcard->li_error = NULL; + newcard->li_actual = NULL; + prev->li_actual = newcard; + } + working = prev->li_next; + break; + + default: /* regular one-line card */ + prev = working; + working = working->li_next; + break; + } + } + + working = cc->li_next; + + inp_fix_for_numparam(working); + inp_remove_excess_ws(working); + + if ( call_depth == 0 ) { + comment_out_unused_subckt_models(working); + + line_number = inp_split_multi_param_lines(working, line_number); + + inp_fix_macro_param_func_paren_io(working); + inp_fix_ternary_operator(working); + inp_grab_func(working); + + inp_expand_macros_in_func(); + inp_expand_macros_in_deck(working); + inp_fix_param_values(working); + + /* get end card as last card in list; end card pntr does not appear to always + be correct at this point */ + for(newcard = working; newcard != NULL; newcard = newcard->li_next) + end = newcard; + + inp_reorder_params(working, cc, end); + inp_fix_inst_calls_for_numparam(working); + inp_fix_gnd_name(working); + inp_chk_for_multi_in_vcvs(working, &line_number); + + if (cp_getvar("addcontrol", VT_BOOL, (char *) &v)) + inp_add_control_section(working, &line_number); + } + *data = cc; + + /* get max. line length and number of lines in input deck, + and renumber the lines, + count the number of '{' per line as an upper estimate of the number + of parameter substitutions in a line*/ + dynmaxline = 0; + dynLlen = 0; + for(tmp_ptr1 = cc; tmp_ptr1 != NULL; tmp_ptr1 = tmp_ptr1->li_next) { + char *s; + int braces_per_line = 0; + /* count number of lines */ + dynmaxline++; + /* renumber the lines of the processed input deck */ + tmp_ptr1->li_linenum = dynmaxline; + if (dynLlen < strlen(tmp_ptr1->li_line)) + dynLlen = strlen(tmp_ptr1->li_line); + /* count '{' */ + for (s = tmp_ptr1->li_line; *s; s++) + if (*s == '{') braces_per_line++; + if (no_braces < braces_per_line) no_braces = braces_per_line; + } + +#if defined(TRACE) || defined(OUTDECK) + /*debug: print into file*/ + fdo = fopen("debug-out.txt", "w"); + for(tmp_ptr1 = cc; tmp_ptr1 != NULL; tmp_ptr1 = tmp_ptr1->li_next) + fprintf(fdo, "%d %d %s\n", tmp_ptr1->li_linenum_orig, tmp_ptr1->li_linenum, tmp_ptr1->li_line); + + (void) fclose(fdo); + fprintf(stdout, "max line length %d, max subst. per line %d, number of lines %d\n", + dynLlen, no_braces, dynmaxline); +#endif + /* max line length increased by maximum number of parameter substitutions per line + times parameter string length (25) */ + dynLlen += no_braces * 25; + /* several times a string of length dynLlen is used for messages, thus give it a + minimum length */ + if (dynLlen < 512) dynLlen = 512; + return; +} + +/*-------------------------------------------------------------------------* + * * + *-------------------------------------------------------------------------*/ +void +inp_casefix(char *string) +{ +#ifdef HAVE_CTYPE_H + if (string) + while (*string) { + /* Let's make this really idiot-proof. */ +#ifdef HAS_ASCII + *string = strip(*string); +#endif + if (*string == '"') { + *string++ = ' '; + while (*string && *string != '"') + string++; + if (*string == '"') + *string = ' '; + } + if (!isspace(*string) && !isprint(*string)) + *string = '_'; + if (isupper(*string)) + *string = tolower(*string); + string++; + } + return; +#endif +} + +/* Strip all end-of-line comments from a deck */ +static void +inp_stripcomments_deck(struct line *deck) +{ + struct line *c=deck; + while( c!=NULL) { + inp_stripcomments_line(c->li_line); + c= c->li_next; + } +} + +/* Strip end of line comment from a string and remove trailing white space + supports comments that begin with single characters ';' + or double characters '$ ' or '//' or '--' + If there is only white space before the end-of-line comment the + the whole line is converted to a normal comment line (i.e. one that + begins with a '*'). + BUG: comment characters in side of string literals are not ignored. */ +static void +inp_stripcomments_line(char * s) +{ + char c = ' '; /* anything other than a comment character */ + char * d = s; + if(*s=='\0') return; /* empty line */ + + /* look for comments */ + while((c=*d)!='\0') { + d++; + if (*d==';') { + break; + } else if ((c=='$') && (*d==' ')) { + d--; /* move d back to first comment character */ + break; + } else if( (*d==c) && ((c=='/') || (c=='-'))) { + d--; /* move d back to first comment character */ + break; + } + } + /* d now points to the first comment character of the null at the string end */ + + /* check for special case of comment at start of line */ + if(d==s) { + *s = '*'; /* turn into normal comment */ + return; + } + + if(d>s) { + d--; + /* d now points to character just before comment */ + + /* eat white space at end of line */ + while(d>=s) { + if( (*d!=' ') && (*d!='\t' ) ) + break; + d--; + } + d++; + /* d now points to the first white space character before the + end-of-line or end-of-line comment, or it points to the first + end-of-line comment character, or to the begining of the line */ + } + + /* Check for special case of comment at start of line + with or without preceeding white space */ + if(d<=s) { + *s = '*'; /* turn the whole line into normal comment */ + return; + } + + *d='\0'; /* terminate line in new location */ +} + +static void +inp_change_quotes( char *s ) +{ + bool first_quote = FALSE; + + while ( *s ) { + if ( *s == '\'' ) { + if ( first_quote == FALSE ) { + *s = '{'; + first_quote = TRUE; + } else { + *s = '}'; + first_quote = FALSE; + } + } + s++; + } +} + +static char* +inp_fix_subckt( char *s ) +{ + struct line *head=NULL, *newcard=NULL, *start_card=NULL, *end_card=NULL, *prev_card=NULL, *c=NULL; + char *equal = strstr( s, "=" ); + char *beg, *buffer, *ptr1, *ptr2, *str, *new_str = NULL; + char keep; + int num_params = 0, i = 0; + + if ( !strstr( s, "params:" ) && equal != NULL ) { + /* get subckt name (ptr1 will point to name) */ + for ( ptr1 = s; *ptr1 && !isspace(*ptr1); ptr1++ ); + while ( isspace(*ptr1) ) ptr1++; + for ( ptr2 = ptr1; *ptr2 && !isspace(*ptr2) && !isquote(*ptr2); ptr2++ ); + + keep = *ptr2; + *ptr2 = '\0'; + + subckt_w_params[num_subckt_w_params++] = strdup(ptr1); + + *ptr2 = keep; + + /* go to beginning of first parameter word */ + /* s will contain only subckt definition */ + /* beg will point to start of param list */ + for ( beg = equal-1; *beg && isspace(*beg); beg-- ); + for ( ; *beg && !isspace(*beg); beg-- ); + *beg = '\0'; + beg++; + + head = alloc(struct line); + /* create list of parameters that need to get sorted */ + while ( ( ptr1 = strstr( beg, "=" ) ) ) { + ptr2 = ptr1+1; + ptr1--; + while ( isspace(*ptr1) ) ptr1--; + while ( !isspace(*ptr1) && *ptr1 != '\0' ) ptr1--; + ptr1++; /* ptr1 points to beginning of parameter */ + + while ( isspace(*ptr2) ) ptr2++; + while ( *ptr2 && !isspace(*ptr2) ) ptr2++; /* ptr2 points to end of parameter */ + + keep = *ptr2; + *ptr2 = '\0'; + beg = ptr2+1; + + newcard = alloc(struct line); + str = strdup(ptr1); + + newcard->li_line = str; + newcard->li_next = NULL; + + if ( start_card == NULL ) head->li_next = start_card = newcard; + else prev_card->li_next = newcard; + + prev_card = end_card = newcard; + num_params++; + } + + /* now sort parameters in order of dependencies */ + inp_sort_params( start_card, end_card, head, start_card, end_card ); + + /* create new ordered parameter string for subckt call */ + c=head->li_next; + tfree(head); + for( i = 0; i < num_params && c!= NULL; i++ ) { + if ( new_str == NULL ) new_str = strdup(c->li_line); + else { + str = new_str; + new_str = tmalloc( strlen(str) + strlen(c->li_line) + 2 ); + sprintf( new_str, "%s %s", str, c->li_line ); + tfree(str); + } + tfree(c->li_line); + head = c; + c = c->li_next; + tfree(head); + } + + /* create buffer and insert params: */ + buffer = tmalloc( strlen(s) + 9 + strlen(new_str) + 1 ); + sprintf( buffer, "%s params: %s", s, new_str ); + + tfree(s); tfree(new_str); + + s = buffer; + } + return s; +} + +static char* +inp_remove_ws( char *s ) +{ + char *big_buff; + int big_buff_index = 0; + char *buffer, *curr; + bool is_expression = FALSE; + + big_buff = tmalloc( strlen(s) + 1 ); + curr = s; + + while ( *curr != '\0' ) { + if ( *curr == '{' ) is_expression = TRUE; + if ( *curr == '}' ) is_expression = FALSE; + + big_buff[big_buff_index++] = *curr; + if ( *curr == '=' || (is_expression && (is_arith_char(*curr) || *curr == ',')) ) { + curr++; + while ( isspace(*curr) ) curr++; + + if ( *curr == '{' ) is_expression = TRUE; + if ( *curr == '}' ) is_expression = FALSE; + + big_buff[big_buff_index++] = *curr; + } + curr++; + if ( isspace(*curr) ) { + while ( isspace(*curr) ) curr++; + if ( is_expression ) { + if ( *curr != '=' && !is_arith_char(*curr) && *curr != ',' ) big_buff[big_buff_index++] = ' '; + } else { + if ( *curr != '=' ) big_buff[big_buff_index++] = ' '; + } + } + } +// big_buff[big_buff_index++] = *curr; + big_buff[big_buff_index] = '\0'; + + buffer = copy(big_buff); + + tfree(s); + tfree(big_buff); + + return buffer; +} + +static void +inp_fix_for_numparam(struct line *deck) +{ + bool found_control = FALSE; + struct line *c=deck; + while( c!=NULL) { + if ( ciprefix( ".modif", c->li_line ) ) *c->li_line = '*'; + if ( ciprefix( "*lib", c->li_line ) ) { + c = c->li_next; + continue; + } + + /* exclude plot line between .control and .endc from getting quotes changed */ + if ( ciprefix( ".control", c->li_line ) ) found_control = TRUE; + if ( ciprefix( ".endc", c->li_line ) ) found_control = FALSE; + if ((found_control) && (ciprefix( "plot", c->li_line ))) { + c = c->li_next; + continue; + } + + if ( !ciprefix( "*lib", c->li_line ) && !ciprefix( "*inc", c->li_line ) ) + inp_change_quotes(c->li_line); + + if ( ciprefix( ".subckt", c->li_line ) ) { + c->li_line = inp_fix_subckt(c->li_line); + } + + c = c->li_next; + } +} + +static void +inp_remove_excess_ws(struct line *deck ) +{ + struct line *c = deck; + while ( c != NULL ) { + if ( *c->li_line == '*' ) { c = c->li_next; continue; } + c->li_line = inp_remove_ws(c->li_line); /* freed in fcn */ + c = c->li_next; + } +} + +static void +inp_determine_libraries( struct line *deck, char *lib_name ) +{ + struct line *c = deck; + char *line, *s, *t, *y, *z, *copys, keep_char1, keep_char2; + int i, j; + bool found_lib_name = FALSE; + bool read_line = FALSE; + + if ( lib_name == NULL ) read_line = TRUE; + + while ( c != NULL ) { + line = c->li_line; + + if ( ciprefix( ".endl", line ) && lib_name != NULL ) read_line = FALSE; + + if ( ciprefix( "*lib", line ) || ciprefix( ".lib", line ) ) { + for ( s = line; *s && !isspace(*s); s++); + while ( isspace(*s) || isquote(*s) ) s++; + for ( t = s; *t && !isspace(*t) && !isquote(*t); t++ ); + y = t; + while ( isspace(*y) || isquote(*y) ) y++; + + /* .lib */ + if ( !*y ) { + keep_char1 = *t; + *t = '\0'; + + if ( lib_name != NULL && strcmp( lib_name, s ) == 0 ) read_line = TRUE; + *t = keep_char1; + } + /* .lib */ + else if ( read_line == TRUE ) { + for ( z = y; *z && !isspace(*z) && !isquote(*z); z++ ); + keep_char1 = *t; keep_char2 = *z; + *t = '\0'; *z = '\0'; + + if ( *s == '~' ) { + copys = cp_tildexpand(s); + if ( copys != NULL ) { + s = copys; + } + } + for ( i = 0; i < num_libraries; i++ ) + if ( strcmp( library_file[i], s ) == 0 ) { + found_lib_name = FALSE; + for ( j = 0; j < num_lib_names[i] && found_lib_name == FALSE; j++ ) + if ( strcmp( library_name[i][j], y ) == 0 ) found_lib_name = TRUE; + + if ( found_lib_name == FALSE ) { + library_ll_ptr[i][num_lib_names[i]] = c; + library_name[i][num_lib_names[i]++] = strdup(y); + /* see if other libraries referenced */ + inp_determine_libraries( libraries[i], y ); + } + } + *line = '*'; /* comment out .lib line */ + *t = keep_char1; *z = keep_char2; + } + } + c = c->li_next; + } +} + +static void +inp_init_lib_data() +{ + int i; + + for ( i = 0; i < num_libraries; i++ ) + num_lib_names[i] = 0; +} + +static char* +inp_get_subckt_name( char *s ) +{ + char *end_ptr = strstr( s, "=" ); + char *subckt_name, *subckt_name_copy; + char keep; + + if ( end_ptr != NULL ) { + end_ptr--; + while ( isspace(*end_ptr) ) end_ptr--; + for( ;*end_ptr && !isspace(*end_ptr); end_ptr--); + } else { + end_ptr = s + strlen(s); + } + + subckt_name = end_ptr; + while ( isspace( *subckt_name ) ) subckt_name--; + for( ; !isspace(*subckt_name); subckt_name-- ); + subckt_name++; + + keep = *end_ptr; + *end_ptr = '\0'; + + subckt_name_copy = strdup( subckt_name ); + + *end_ptr = keep; + + return subckt_name_copy; +} + +static int +inp_get_params( char *line, char *param_names[], char *param_values[] ) +{ + char *equal_ptr = strstr( line, "=" ); + char *end, *name, *value; + int num_params = 0; + char tmp_str[1000]; + char keep; + bool is_expression = FALSE; + + while ( ( equal_ptr = strstr( line, "=" ) ) ) { + + // check for equality '==' + if ( *(equal_ptr+1) == '=' ) { line = equal_ptr+2; continue; } + // check for '!=', '<=', '>=' + if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { line = equal_ptr+1; continue; } + + is_expression = FALSE; + + /* get parameter name */ + name = equal_ptr - 1; + while ( *name && isspace(*name) ) name--; + end = name + 1; + while ( *name && !isspace(*name) ) name--; + name++; + + keep = *end; + *end = '\0'; + param_names[num_params++] = strdup(name); + *end = keep; + + /* get parameter value */ + value = equal_ptr + 1; + while ( *value && isspace(*value) ) value++; + + if ( *value == '{' ) is_expression = TRUE; + end = value; + if ( is_expression ) { + while ( *end && *end != '}' ) end++; + } else { + while ( *end && !isspace(*end) ) end++; + } + if ( is_expression ) end++; + keep = *end; + *end = '\0'; + + if ( *value != '{' && + !( isdigit( *value ) || ( *value == '.' && isdigit(*(value+1)) ) ) ) { + sprintf( tmp_str, "{%s}", value ); + value = tmp_str; + } + param_values[num_params-1] = strdup(value); + *end = keep; + + line = end; + } + + return num_params; +} + +static char* +inp_fix_inst_line( char *inst_line, + int num_subckt_params, char *subckt_param_names[], char *subckt_param_values[], + int num_inst_params, char *inst_param_names[], char *inst_param_values[] ) +{ + char *end = strstr( inst_line, "=" ), *inst_name, *inst_name_end = inst_line; + char *curr_line = inst_line, *new_line = NULL; + char keep; + int i, j; + + while ( !isspace(*inst_name_end) ) inst_name_end++; + keep = *inst_name_end; + *inst_name_end = '\0'; + inst_name = strdup( inst_line ); + *inst_name_end = keep; + + if ( end != NULL ) { + end--; + while ( isspace( *end ) ) end--; + while ( !isspace( *end ) ) end--; + *end = '\0'; + } + + for ( i = 0; i < num_subckt_params; i++ ) { + for ( j = 0; j < num_inst_params; j++ ) { + if ( strcmp( subckt_param_names[i], inst_param_names[j] ) == 0 ) { + tfree( subckt_param_values[i] ); + subckt_param_values[i] = strdup( inst_param_values[j] ); + } + } + } + + for ( i = 0; i < num_subckt_params; i++ ) { + new_line = tmalloc( strlen( curr_line ) + strlen( subckt_param_values[i] ) + 2 ); + sprintf( new_line, "%s %s", curr_line, subckt_param_values[i] ); + + tfree( curr_line ); + tfree( subckt_param_names[i] ); + tfree( subckt_param_values[i] ); + + curr_line = new_line; + } + + for ( i = 0; i < num_inst_params; i++ ) { + tfree( inst_param_names[i] ); + tfree( inst_param_values[i] ); + } + + tfree( inst_name ); + + return curr_line; +} + +static bool +found_mult_param( int num_params, char *param_names[] ) +{ + bool found_mult = FALSE; + int i; + + for ( i = 0; i < num_params; i++ ) { + if ( strcmp( param_names[i], "m" ) == 0 ) { + found_mult = TRUE; + } + } + return found_mult; +} + +static int +inp_fix_subckt_multiplier( struct line *subckt_card, + int num_subckt_params, char *subckt_param_names[], char *subckt_param_values[] ) +{ + struct line *card; + char *new_str; + + subckt_param_names[num_subckt_params] = strdup("m"); + subckt_param_values[num_subckt_params] = strdup("1"); + num_subckt_params = num_subckt_params + 1; + + if ( !strstr( subckt_card->li_line, "params:" ) ) { + new_str = tmalloc( strlen( subckt_card->li_line ) + 13 ); + sprintf( new_str, "%s params: m=1", subckt_card->li_line ); + subckt_w_params[num_subckt_w_params++] = get_subckt_model_name( subckt_card->li_line ); + } else { + new_str = tmalloc( strlen( subckt_card->li_line ) + 5 ); + sprintf( new_str, "%s m=1", subckt_card->li_line ); + } + + tfree( subckt_card->li_line ); + subckt_card->li_line = new_str; + + for ( card = subckt_card->li_next; + card != NULL && !ciprefix( ".ends", card->li_line ); + card = card->li_next ) { + new_str = tmalloc( strlen( card->li_line ) + 7 ); + sprintf( new_str, "%s m={m}", card->li_line ); + + tfree( card->li_line ); + card->li_line = new_str; + } + + return num_subckt_params; +} + +static void +inp_fix_inst_calls_for_numparam(struct line *deck) +{ + struct line *c = deck; + struct line *d, *p = NULL; + char *inst_line; + char *subckt_line; + char *subckt_name; + char *subckt_param_names[1000]; + char *subckt_param_values[1000]; + char *inst_param_names[1000]; + char *inst_param_values[1000]; + char name_w_space[1000]; + int num_subckt_params = 0; + int num_inst_params = 0; + int i,j,k; + bool flag = FALSE; + bool found_subckt = FALSE; + bool found_param_match = FALSE; + + // first iterate through instances and find occurences where 'm' multiplier needs to be + // added to the subcircuit -- subsequent instances will then need this parameter as well + for ( c = deck; c != NULL; c = c->li_next ) { + inst_line = c->li_line; + + if ( *inst_line == '*' ) { continue; } + if ( ciprefix( "x", inst_line ) ) { + num_inst_params = inp_get_params( inst_line, inst_param_names, inst_param_values ); + subckt_name = inp_get_subckt_name( inst_line ); + + if ( found_mult_param( num_inst_params, inst_param_names ) ) { + flag = FALSE; + // iterate through the deck to find the subckt (last one defined wins) + d = deck; + while ( d != NULL ) { + subckt_line = d->li_line; + if ( ciprefix( ".subckt", subckt_line ) ) { + for ( ; *subckt_line && !isspace(*subckt_line); subckt_line++ ); + while ( isspace(*subckt_line) ) subckt_line++; + + sprintf( name_w_space, "%s ", subckt_name ); + if ( strncmp( subckt_line, name_w_space, strlen(name_w_space) ) == 0 ) { + p = d; + flag = TRUE; + } + } + d = d->li_next; + } + if ( flag ) { + num_subckt_params = inp_get_params( p->li_line, subckt_param_names, subckt_param_values ); + + if ( num_subckt_params == 0 || !found_mult_param( num_subckt_params, subckt_param_names ) ) { + inp_fix_subckt_multiplier( p, num_subckt_params, subckt_param_names, subckt_param_values ); + } + } + } + tfree(subckt_name ); + if ( flag ) + for (i=0; i < num_subckt_params; i++) { + tfree(subckt_param_names[i]); + tfree(subckt_param_values[i]); + } + for (i=0; i < num_inst_params; i++) { + tfree(inst_param_names[i]); + tfree(inst_param_values[i]); + } + } + } + + c = deck; + while ( c != NULL ) { + inst_line = c->li_line; + + if ( *inst_line == '*' ) { c = c->li_next; continue; } + if ( ciprefix( "x", inst_line ) ) { + subckt_name = inp_get_subckt_name( inst_line ); + for ( i = 0; i < num_subckt_w_params; i++ ) { + if ( strcmp( subckt_w_params[i], subckt_name ) == 0 ) { + sprintf( name_w_space, "%s ", subckt_name ); + + /* find .subckt line */ + found_subckt = FALSE; + + d = deck; + while ( d != NULL ) { + subckt_line = d->li_line; + if ( ciprefix( ".subckt", subckt_line ) ) { + for ( ; *subckt_line && !isspace(*subckt_line); subckt_line++ ); + while ( isspace(*subckt_line) ) subckt_line++; + + if ( strncmp( subckt_line, name_w_space, strlen(name_w_space) ) == 0 ) { + num_subckt_params = inp_get_params( subckt_line, subckt_param_names, subckt_param_values ); + num_inst_params = inp_get_params( inst_line, inst_param_names, inst_param_values ); + + // make sure that if have inst params that one matches subckt + found_param_match = FALSE; + if ( num_inst_params == 0 ) found_param_match = TRUE; + else { + for ( j = 0; j < num_inst_params; j++ ) { + for ( k = 0; k < num_subckt_params; k++ ) { + if ( strcmp( subckt_param_names[k], inst_param_names[j] ) == 0 ) { + found_param_match = TRUE; + break; + } + } + if ( found_param_match ) break; + } + } + + if ( !found_param_match ) { + // comment out .subckt and continue + while ( d != NULL && !ciprefix( ".ends", d->li_line ) ) { *(d->li_line) = '*'; d = d->li_next; } + *(d->li_line) = '*'; d = d->li_next; continue; + } + + c->li_line = inp_fix_inst_line( inst_line, num_subckt_params, subckt_param_names, subckt_param_values, num_inst_params, inst_param_names, inst_param_values ); + found_subckt = TRUE; + for (i=0; i < num_subckt_params; i++) { + tfree(subckt_param_names[i]); + tfree(subckt_param_values[i]); + } + for (i=0; i < num_inst_params; i++) { + tfree(inst_param_names[i]); + tfree(inst_param_values[i]); + } + } + } + if ( found_subckt ) break; + d = d->li_next; + } + break; + } + } + tfree(subckt_name); + } + c = c->li_next; + } +} + +static void +inp_get_func_from_line( char *line ) +{ + char *ptr, *end; + char keep; + char temp_buf[5000]; + int num_params = 0; + int str_len = 0; + int i = 0; + + /* get function name */ + while ( !isspace( *line ) ) line++; + while ( isspace( *line ) ) line++; + end = line; + while ( !isspace( *end ) && *end != '(' ) end++; + keep = *end; + *end = '\0'; + + /* see if already encountered this function */ + for ( i = 0; i < num_functions; i++ ) + if ( strcmp( func_names[i], line ) == 0 ) break; + + func_names[num_functions++] = strdup(line); + *end = keep; + + num_params = 0; + + /* get function parameters */ + while ( *end != '(' ) end++; + while ( *end != ')' ) { + end++; + ptr = end; + while ( isspace( *ptr ) ) ptr++; + end = ptr; + while ( !isspace( *end ) && *end != ',' && *end != ')' ) end++; + keep = *end; + *end = '\0'; + func_params[num_functions-1][num_params++] = strdup(ptr); + *end = keep; + } + num_parameters[num_functions-1] = num_params; + + /* get function macro */ + str_len = 0; + while ( *end != '{' ) end++; + end++; + while ( *end != '}' ) { + while ( isspace( *end ) ) end++; + if ( *end != '}' ) temp_buf[str_len++] = *end; + end++; + } + temp_buf[str_len++] = '\0'; + + func_macro[num_functions-1] = strdup(temp_buf); +} + +// +// only grab global functions; skip subckt functions +// +static void +inp_grab_func( struct line *deck ) +{ + struct line *c = deck; + bool is_subckt = FALSE; + + while ( c != NULL ) { + if ( *c->li_line == '*' ) { c = c->li_next; continue; } + if ( ciprefix( ".subckt", c->li_line ) ) is_subckt = TRUE; + if ( ciprefix( ".ends", c->li_line ) ) is_subckt = FALSE; + + if ( !is_subckt && ciprefix( ".func", c->li_line ) ) { + inp_get_func_from_line( c->li_line ); + *c->li_line = '*'; + } + c = c->li_next; + } +} + +static void +inp_grab_subckt_func( struct line *subckt ) +{ + struct line *c = subckt; + + while ( !ciprefix( ".ends", c->li_line ) ) { + if ( ciprefix( ".func", c->li_line ) ) { + inp_get_func_from_line( c->li_line ); + *c->li_line = '*'; + } + c = c->li_next; + } +} + +static char* +inp_do_macro_param_replace( int fcn_number, char *params[] ) +{ + char *param_ptr, *curr_ptr, *new_str, *curr_str = NULL, *search_ptr; + char keep, before, after; + int i; + + for ( i = 0; i < num_parameters[fcn_number]; i++ ) { + if ( curr_str == NULL ) + search_ptr = curr_ptr = func_macro[fcn_number]; + else { + search_ptr = curr_ptr = curr_str; + curr_str = NULL; + } + while ( ( param_ptr = strstr( search_ptr, func_params[fcn_number][i] ) ) ) { + + /* make sure actually have the parameter name */ + before = *(param_ptr-1); + after = *(param_ptr+strlen(func_params[fcn_number][i])); + if ( !(is_arith_char(before) || isspace(before) || before == ',' || before == '=' || (param_ptr-1) < curr_ptr ) || + !(is_arith_char(after) || isspace(after) || after == ',' || after == '=' || after == '\0' ) ) { + search_ptr = param_ptr + 1; + continue; + } + + keep = *param_ptr; + *param_ptr = '\0'; + + if ( curr_str != NULL ) { + if ( str_has_arith_char( params[i] ) ) { + new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + strlen(params[i]) + 3 ); + sprintf( new_str, "%s%s(%s)", curr_str, curr_ptr, params[i] ); + } else { + new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + strlen(params[i]) + 1 ); + sprintf( new_str, "%s%s%s", curr_str, curr_ptr, params[i] ); + } + + tfree( curr_str ); + } else { + if ( str_has_arith_char( params[i] ) ) { + new_str = tmalloc( strlen(curr_ptr) + strlen(params[i]) + 3 ); + sprintf( new_str, "%s(%s)", curr_ptr, params[i] ); + } else { + new_str = tmalloc( strlen(curr_ptr) + strlen(params[i]) + 1 ); + sprintf( new_str, "%s%s", curr_ptr, params[i] ); + } + } + curr_str = new_str; + + *param_ptr = keep; + search_ptr = curr_ptr = param_ptr + strlen(func_params[fcn_number][i]); + } + if ( param_ptr == NULL ) { + if ( curr_str == NULL ) { + curr_str = curr_ptr; + } else { + new_str = tmalloc( strlen(curr_str) + strlen(curr_ptr) + 1 ); + sprintf( new_str, "%s%s", curr_str, curr_ptr ); + tfree(curr_str); + curr_str = new_str; + } + } + } + return curr_str; +} + +static char* +inp_expand_macro_in_str( char *str ) +{ + int i; + char *c; + char *open_paren_ptr, *close_paren_ptr, *fcn_name, *comma_ptr, *params[1000]; + char *curr_ptr, *new_str, *macro_str, *curr_str = NULL; + int num_parens, num_params; + char *orig_ptr = str, *search_ptr = str, *orig_str = strdup(str); + char keep; + + while ( ( open_paren_ptr = strstr( search_ptr, "(" ) ) ) { + fcn_name = open_paren_ptr - 1; + while ( fcn_name != search_ptr && (isalnum(*fcn_name) || *fcn_name == '_') ) fcn_name--; + if ( fcn_name != search_ptr ) fcn_name++; + + *open_paren_ptr = '\0'; + close_paren_ptr = NULL; + + if ( open_paren_ptr != fcn_name ) { + for ( i = 0; i < num_functions; i++ ) { + if ( strcmp( func_names[i], fcn_name ) == 0 ) { + + /* find the closing paren */ + close_paren_ptr = NULL; + num_parens = 0; + for ( c = open_paren_ptr + 1; *c && *c != '\0'; c++ ) { + if ( *c == '(' ) num_parens++; + if ( *c == ')' ) { + if ( num_parens != 0 ) num_parens--; + else { + close_paren_ptr = c; + break; + } + } + } + if ( close_paren_ptr == NULL ) { + fprintf( stderr, "ERROR: did not find closing parenthesis for function call in str: %s\n", orig_str ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit( -1 ); + } + *close_paren_ptr = '\0'; + + /* get the parameters */ + curr_ptr = open_paren_ptr+1; + while ( isspace(*curr_ptr) ) curr_ptr++; + num_params = 0; + if ( ciprefix( "v(", curr_ptr ) ) { + // look for any commas and change to ' ' + char *str_ptr = curr_ptr; + while ( *str_ptr != '\0' && *str_ptr != ')' ) { if ( *str_ptr == ',' || *str_ptr == '(' ) *str_ptr = ' '; str_ptr++; } + if ( *str_ptr == ')' ) *str_ptr = ' '; + } + while ( ( comma_ptr = strstr( curr_ptr, "," ) ) ) { + while ( isspace(*curr_ptr) ) curr_ptr++; + *comma_ptr = '\0'; + params[num_params++] = inp_expand_macro_in_str( strdup( curr_ptr ) ); + *comma_ptr = ','; + curr_ptr = comma_ptr+1; + } + while ( isspace(*curr_ptr) ) curr_ptr++; + /* get the last parameter */ + params[num_params++] = inp_expand_macro_in_str( strdup( curr_ptr ) ); + + if ( num_parameters[i] != num_params ) { + fprintf( stderr, "ERROR: parameter mismatch for function call in str: %s\n", orig_ptr ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit( -1 ); + } + + macro_str = inp_do_macro_param_replace( i, params ); + keep = *fcn_name; + *fcn_name = '\0'; + + if ( curr_str == NULL ) { + new_str = tmalloc( strlen(str) + strlen(macro_str) + strlen(close_paren_ptr+1) + 3 ); + sprintf( new_str, "%s(%s)", str, macro_str ); + curr_str = new_str; + } else { + new_str = tmalloc( strlen(curr_str) + strlen(str) + strlen(macro_str) + strlen(close_paren_ptr+1) + 3 ); + sprintf( new_str, "%s%s(%s)", curr_str, str, macro_str ); + tfree(curr_str); + curr_str = new_str; + } + + *fcn_name = keep; + *close_paren_ptr = ')'; + + search_ptr = str = close_paren_ptr+1; + break; + } /* if strcmp */ + } /* for loop over function names */ + } + *open_paren_ptr = '('; + search_ptr = open_paren_ptr + 1; + } + + if ( curr_str == NULL ) { + curr_str = orig_ptr; + } + else { + if ( str != NULL ) { + new_str = tmalloc( strlen(curr_str) + strlen(str) + 1 ); + sprintf( new_str, "%s%s", curr_str, str ); + tfree(curr_str); + curr_str = new_str; + } + tfree(orig_ptr); + } + + tfree(orig_str); + + return curr_str; +} + +static void +inp_expand_macros_in_func() +{ + int i; + + for ( i = 0; i < num_functions; i++ ) { + func_macro[i] = inp_expand_macro_in_str( func_macro[i] ); + } +} + +static void +inp_expand_macros_in_deck( struct line *deck ) +{ + struct line *c = deck; + int prev_num_functions = 0, i, j; + + while ( c != NULL ) { + if ( *c->li_line == '*' ) { c = c->li_next; continue; } + if ( ciprefix( ".subckt", c->li_line ) ) { + prev_num_functions = num_functions; + inp_grab_subckt_func( c ); + if ( prev_num_functions != num_functions ) inp_expand_macros_in_func(); + } + if ( ciprefix( ".ends", c->li_line ) ) { + if ( prev_num_functions != num_functions ) { + for ( i = prev_num_functions; i < num_functions; i++ ) { + tfree( func_names[i] ); + tfree( func_macro[i] ); + for ( j = 0; j < num_parameters[i]; j++ ) tfree( func_params[i][j] ); + num_functions = prev_num_functions; + } + } + } + + if ( *c->li_line != '*' ) c->li_line = inp_expand_macro_in_str( c->li_line ); + c = c->li_next; + } +} + +static void +inp_fix_param_values( struct line *deck ) +{ + struct line *c = deck; + char *line, *beg_of_str, *end_of_str, *old_str, *equal_ptr, *new_str; + char *vec_str, *natok, *buffer, *newvec, *whereisgt; + bool control_section = FALSE, has_paren = FALSE; + int n = 0; + wordlist *wl, *nwl; + + while ( c != NULL ) { + line = c->li_line; + + if ( *line == '*' || (ciprefix( ".param", line ) && strstr( line, "{" )) ) { c = c->li_next; continue; } + + if ( ciprefix( ".control", line ) ) { control_section = TRUE; c = c->li_next; continue; } + if ( ciprefix( ".endc", line ) ) { control_section = FALSE; c = c->li_next; continue; } + if ( control_section || ciprefix( ".option", line ) ) { c = c->li_next; continue; } /* no handling of params in "option" lines */ + if ( ciprefix( "set", line ) ) { c = c->li_next; continue; } /* no handling of params in "set" lines */ + if ( *line == 'b' ) { c = c->li_next; continue; } /* no handling of params in B source lines */ + + /* for xspice .cmodel: replace .cmodel with .model and skip entire line) */ + if ( ciprefix( ".cmodel", line ) ) { + *(++line) = 'm'; + *(++line) = 'o'; + *(++line) = 'd'; + *(++line) = 'e'; + *(++line) = 'l'; + *(++line) = ' '; + c = c->li_next; continue; } + + /* exclude CIDER models */ + if ( ciprefix( ".model", line ) && ( strstr(line, "numos") || strstr(line, "numd") || strstr(line, "nbjt") || + strstr(line, "nbjt2") || strstr(line, "numd2") ) ) + { c = c->li_next; continue; } + /* exclude CIDER devices with ic.file parameter */ + if ( strstr(line, "ic.file")) { c = c->li_next; continue; } + + while ( ( equal_ptr = strstr( line, "=" ) ) ) { + + // skip over equality '==' + if ( *(equal_ptr+1) == '=' ) { line += 2; continue; } + // check for '!=', '<=', '>=' + if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { line += 1; continue; } + + beg_of_str = equal_ptr + 1; + while ( isspace(*beg_of_str) ) beg_of_str++; + /* all cases where no {} have to be put around selected token */ + if ( isdigit(*beg_of_str) || *beg_of_str == '{' || *beg_of_str == '.' || + *beg_of_str == '"' || ( *beg_of_str == '-' && isdigit(*(beg_of_str+1)) ) || + ciprefix("true", beg_of_str) || ciprefix("false", beg_of_str) ) { + line = equal_ptr + 1; + } else if (*beg_of_str == '[') { + /* A vector following the '=' token: code to put curly brackets around all params + inside a pair of square brackets */ + end_of_str = beg_of_str; + n = 0; + while (*end_of_str != ']') { + end_of_str++; + n++; + } + vec_str = tmalloc(n); /* string xx yyy from vector [xx yyy] */ + *vec_str = '\0'; + strncat(vec_str, beg_of_str + 1, n - 1); + + /* work on vector elements inside [] */ + nwl = NULL; + for (;;) { + natok = gettok(&vec_str); + if (!natok) break; + wl = alloc(struct wordlist); + + buffer = tmalloc(strlen(natok) + 4); + if ( isdigit(*natok) || *natok == '{' || *natok == '.' || + *natok == '"' || ( *natok == '-' && isdigit(*(natok+1)) ) || + ciprefix("true", natok) || ciprefix("false", natok) || + eq(natok, "<") || eq(natok, ">")) { + (void) sprintf(buffer, "%s", natok); + /* A complex value found inside a vector [< x1 y1> ] */ + /* < xx and yy > have been dealt with before */ + /* */ + } else if (strchr(natok, '>')) { + if (isdigit(*natok) || ( *natok == '-' && isdigit(*(natok+1))) ) { + (void) sprintf(buffer, "%s", natok); + } else { + whereisgt = strchr(natok, '>'); + *whereisgt = '}'; + (void) sprintf(buffer, "{%s>", natok); + } + /* all other tokens */ + } else { + (void) sprintf(buffer, "{%s}", natok); + } + tfree(natok); + wl->wl_word = copy(buffer); + tfree(buffer); + wl->wl_next = nwl; + if (nwl) + nwl->wl_prev = wl; + nwl = wl; + } + nwl = wl_reverse(nwl); + /* new vector elements */ + newvec = wl_flatten(nwl); + wl_free(nwl); + /* insert new vector into actual line */ + *equal_ptr = '\0'; + new_str = tmalloc( strlen(c->li_line) + strlen(newvec) + strlen(end_of_str+1) + 5 ); + sprintf( new_str, "%s=[%s] %s", c->li_line, newvec, end_of_str+1 ); + tfree(newvec); + + old_str = c->li_line; + c->li_line = new_str; + line = new_str + strlen(old_str) + 1; + tfree(old_str); + } else if (*beg_of_str == '<') { + /* A complex value following the '=' token: code to put curly brackets around all params + inside a pair < > */ + end_of_str = beg_of_str; + n = 0; + while (*end_of_str != '>') { + end_of_str++; + n++; + } + vec_str = tmalloc(n); /* string xx yyy from vector [xx yyy] */ + *vec_str = '\0'; + strncat(vec_str, beg_of_str + 1, n - 1); + + /* work on tokens inside <> */ + nwl = NULL; + for (;;) { + natok = gettok(&vec_str); + if (!natok) break; + wl = alloc(struct wordlist); + + buffer = tmalloc(strlen(natok) + 4); + if ( isdigit(*natok) || *natok == '{' || *natok == '.' || + *natok == '"' || ( *natok == '-' && isdigit(*(natok+1)) ) || + ciprefix("true", natok) || ciprefix("false", natok)) { + (void) sprintf(buffer, "%s", natok); + } else { + (void) sprintf(buffer, "{%s}", natok); + } + tfree(natok); + wl->wl_word = copy(buffer); + tfree(buffer); + wl->wl_next = nwl; + if (nwl) + nwl->wl_prev = wl; + nwl = wl; + } + nwl = wl_reverse(nwl); + /* new elements of complex variable */ + newvec = wl_flatten(nwl); + wl_free(nwl); + /* insert new complex value into actual line */ + *equal_ptr = '\0'; + new_str = tmalloc( strlen(c->li_line) + strlen(newvec) + strlen(end_of_str+1) + 5 ); + sprintf( new_str, "%s=<%s> %s", c->li_line, newvec, end_of_str+1 ); + tfree(newvec); + + old_str = c->li_line; + c->li_line = new_str; + line = new_str + strlen(old_str) + 1; + tfree(old_str); + } else { + /* put {} around token to be accepted as numparam */ + end_of_str = beg_of_str; + while ( *end_of_str != '\0' && (!isspace(*end_of_str) || has_paren) ) { + if ( *end_of_str == '(' ) has_paren = TRUE; + if ( *end_of_str == ')' ) has_paren = FALSE; + end_of_str++; + } + + *equal_ptr = '\0'; + + if ( *end_of_str == '\0' ) { + new_str = tmalloc( strlen(c->li_line) + strlen(beg_of_str) + 4 ); + sprintf( new_str, "%s={%s}", c->li_line, beg_of_str ); + + } else { + *end_of_str = '\0'; + + new_str = tmalloc( strlen(c->li_line) + strlen(beg_of_str) + strlen(end_of_str+1) + 5 ); + sprintf( new_str, "%s={%s} %s", c->li_line, beg_of_str, end_of_str+1 ); + } + old_str = c->li_line; + c->li_line = new_str; + + line = new_str + strlen(old_str) + 1; + tfree(old_str); + } + } + c = c->li_next; + } +} + +static char* +get_param_name( char *line ) +{ + char *name, *equal_ptr, *beg; + char keep; + + if ( ( equal_ptr = strstr( line, "=" ) ) ) + { + equal_ptr--; + while ( isspace(*equal_ptr) ) equal_ptr--; + equal_ptr++; + + beg = equal_ptr-1; + while ( !isspace(*beg) && beg != line ) beg--; + if ( beg != line ) beg++; + keep = *equal_ptr; + *equal_ptr = '\0'; + name = strdup(beg); + *equal_ptr = keep; + } + else + { + fprintf( stderr, "ERROR: could not find '=' on parameter line '%s'!\n", line ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit(-1); + } + return name; +} + +static char* +get_param_str( char *line ) +{ + char *equal_ptr; + + if ( ( equal_ptr = strstr( line, "=" ) ) ) { + equal_ptr++; + while ( isspace(*equal_ptr) ) equal_ptr++; + return equal_ptr; + } + return line; +} + +static int +//inp_get_param_level( int param_num, char *depends_on[12000][100], char *param_names[12000], char *param_strs[12000], int total_params, int *level ) +inp_get_param_level( int param_num, char ***depends_on, char **param_names, char **param_strs, int total_params, int *level ) +{ + int index1 = 0, comp_level = 0, temp_level = 0; + int index2 = 0; + + if ( *(level+param_num) != -1 ) return *(level+param_num); + + while ( depends_on[param_num][index1] != NULL ) + { + index2 = 0; + while ( index2 <= total_params && param_names[index2] != depends_on[param_num][index1] ) index2++; + + if ( index2 > total_params ) + { + fprintf( stderr, "ERROR: unable to find dependency parameter for %s!\n", param_names[param_num] ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit( -1 ); + } + temp_level = inp_get_param_level( index2, depends_on, param_names, param_strs, total_params, level ); + temp_level++; + + if ( temp_level > comp_level ) comp_level = temp_level; + index1++; + } + *(level+param_num) = comp_level; + return comp_level; +} + +static int +get_number_terminals( char *c ) +{ + int i, j, k; + char *name[12]; + char nam_buf[33]; + bool area_found = FALSE; + + switch (*c) { + case 'r': case 'c': case 'l': case 'k': case 'f': case 'h': case 'b': + case 'v': case 'i': case 'w': case 'd': + return 2; + break; + case 'u': case 'j': case 'z': + return 3; + break; + case 't': case 'o': case 'g': case 'e': case 's': case 'y': + return 4; + break; + case 'm': /* recognition of 4, 5, 6, or 7 nodes for SOI devices needed */ + i = 0; + /* find the first token with "off" or "=" in the line*/ + while ( (i < 20) && (*c != '\0') ) { + char *inst = gettok_instance(&c); + strncpy(nam_buf, inst, 32); + txfree(inst); + if (strstr(nam_buf, "off") || strstr(nam_buf, "=")) break; + i++; + } + return i-2; + break; + case 'p': /* recognition of up to 100 cpl nodes */ + i = j = 0; + /* find the last token in the line*/ + while ( (i < 100) && (*c != '\0') ) { + strncpy(nam_buf, gettok_instance(&c), 32); + if (strstr(nam_buf, "=")) j++; + i++; + } + if (i == 100) return 0; + return i-j-2; + break; + case 'q': /* recognition of 3/4 terminal bjt's needed */ + /* QXXXXXXX NC NB NE MNAME */ + /* 12 tokens maximum */ + i = j = 0; + while ( (i < 12) && (*c != '\0') ) { + char* comma; + name[i] = gettok_instance(&c); + if (strstr(name[i], "off") || strstr(name[i], "=")) j++; + /* If we have IC=VBE, VCE instead of IC=VBE,VCE we need to inc j */ + if ((comma = strstr(name[i], ",")) && ( *(++comma) == '\0')) j++; + /* If we have IC=VBE , VCE ("," is a token) we need to inc j */ + if (eq(name[i], ",")) j++; + i++; + } + i--; + area_found = FALSE; + for (k = i; k > i-j-1; k--) { + bool only_digits = TRUE; + char* nametmp = name[k]; + /* MNAME has to contain at least one alpha character. AREA may be assumed + if we have a token with only digits, and where the previous token does not + end with a ',' */ + while (*nametmp) { + if (isalpha(*nametmp) || (*nametmp == ',')) only_digits = FALSE; + nametmp++; + } + if (only_digits && (strstr(name[k-1],",") == NULL)) area_found = TRUE; + } + if (area_found) { + return i-j-2; + } else { + return i-j-1; + } + break; + default: + return 0; + break; + } +} + +/* sort parameters based on parameter dependencies */ +static void +inp_sort_params( struct line *start_card, struct line *end_card, struct line *card_bf_start, struct line *s_c, struct line *e_c ) +{ + char *param_name = NULL, *param_str = NULL, *param_ptr = NULL; + int i, j, num_params = 0, ind = 0, max_level = 0, num_terminals = 0; + bool in_control = FALSE; + + bool found_in_list = FALSE; + + struct line *ptr; + char *curr_line; + char *str_ptr, *beg, *end, *new_str; + int skipped = 0; + int arr_size = 12000; + + int *level; + int *param_skip; + char **param_names; + char **param_strs; + char ***depends_on; + struct line **ptr_array; + struct line **ptr_array_ordered; + + if ( start_card == NULL ) return; + + /* determine the number of lines with .param */ + ptr = start_card; + while ( ptr != NULL ) + { + if ( strstr( ptr->li_line, "=" ) ) { + num_params++; + } + ptr = ptr->li_next; + } + + arr_size = num_params; + num_params = 0; /* This is just to keep the code in row 2907ff. */ + + // dynamic memory allocation + level = (int *) tmalloc(arr_size*sizeof(int)); + param_skip = (int *) tmalloc(arr_size*sizeof(int)); + param_names = (char **) tmalloc(arr_size*sizeof(char*)); + param_strs = (char **) tmalloc(arr_size*sizeof(char*)); + + /* array[row][column] -> depends_on[array_size][100] */ + /* rows */ + depends_on = (char ***) tmalloc(sizeof(char **) * arr_size); + /* columns */ + for (i = 0; i < arr_size; i++) + { + depends_on[i] = (char **) tmalloc(sizeof(char *) * 100); + } + + ptr_array = (struct line **) tmalloc(arr_size*sizeof(struct line *)); + ptr_array_ordered = (struct line **) tmalloc(arr_size*sizeof(struct line *)); + + ptr = start_card; + while ( ptr != NULL ) + { + // ignore .param lines without '=' + if ( strstr( ptr->li_line, "=" ) ) { + depends_on[num_params][0] = NULL; + level[num_params] = -1; + param_names[num_params] = get_param_name( ptr->li_line ); /* strdup in fcn */ + param_strs[num_params] = strdup( get_param_str( ptr->li_line ) ); + + ptr_array[num_params++] = ptr; + } + ptr = ptr->li_next; + } + // look for duplicately defined parameters and mark earlier one to skip + // param list is ordered as defined in netlist + for ( i = 0; i < num_params; i++ ) + param_skip[i] = 0; + for ( i = 0; i < num_params; i++ ) + for ( j = num_params-1; j >= 0; j-- ) + { + if ( i != j && i < j && strcmp( param_names[i], param_names[j] ) == 0 ) { + // skip earlier one in list + param_skip[i] = 1; + skipped++; + } + } + + for ( i = 0; i < num_params; i++ ) + { + if ( param_skip[i] == 1 ) continue; + + param_name = param_names[i]; + for ( j = 0; j < num_params; j++ ) + { + if ( j == i ) continue; + + param_str = param_strs[j]; + + while ( ( param_ptr = strstr( param_str, param_name ) ) ) + { + if ( !isalnum( *(param_ptr-1) ) && *(param_ptr-1) != '_' && + !isalnum( *(param_ptr+strlen(param_name)) ) && *(param_ptr+strlen(param_name)) != '_' ) + { + ind = 0; + found_in_list = FALSE; + while ( depends_on[j][ind] != NULL ) { + if ( strcmp( param_name, depends_on[j][ind] ) == 0 ) { found_in_list = TRUE; break; } + ind++; + } + if ( !found_in_list ) { + depends_on[j][ind++] = param_name; + depends_on[j][ind] = NULL; + } + break; + } + param_str = param_ptr + strlen(param_name); + } + } + } + + for ( i = 0; i < num_params; i++ ) + { + level[i] = inp_get_param_level( i, depends_on, param_names, param_strs, num_params, level ); + if ( level[i] > max_level ) max_level = level[i]; + } + + /* look for unquoted parameters and quote them */ + ptr = s_c; + in_control = FALSE; + while ( ptr != NULL && ptr != e_c ) + { + curr_line = ptr->li_line; + + if ( ciprefix( ".control", curr_line ) ) { in_control = TRUE; ptr = ptr->li_next; continue; } + if ( ciprefix( ".endc", curr_line ) ) { in_control = FALSE; ptr = ptr->li_next; continue; } + if ( in_control || curr_line[0] == '.' || curr_line[0] == '*' ) { ptr = ptr->li_next; continue; } + + num_terminals = get_number_terminals( curr_line ); + + if ( num_terminals <= 0 ) { ptr = ptr->li_next; continue; } + + for ( i = 0; i < num_params; i++ ) + { + str_ptr = curr_line; + + for ( j = 0; j < num_terminals+1; j++ ) + { + while ( !isspace(*str_ptr) && *str_ptr != '\0' ) str_ptr++; + while ( isspace(*str_ptr) && *str_ptr != '\0' ) str_ptr++; + } + + while ( ( str_ptr = strstr( str_ptr, param_names[i] ) ) ) + { + /* make sure actually have the parameter name */ + char before = *(str_ptr-1); + char after = *(str_ptr+strlen(param_names[i])); + if ( !( is_arith_char(before) || isspace(before) || (str_ptr-1) < curr_line ) || + !( is_arith_char(after) || isspace(after) || after == '\0' ) ) { + str_ptr = str_ptr + 1; + continue; + } + beg = str_ptr - 1; + end = str_ptr + strlen(param_names[i]); + if ( ( isspace(*beg) || *beg == '=' ) && + ( isspace(*end) || *end == '\0' ) ) + { + *str_ptr = '\0'; + if ( *end != '\0' ) + { + new_str = tmalloc( strlen(curr_line) + strlen(param_names[i]) + strlen(end) + 3 ); + sprintf( new_str, "%s{%s}%s", curr_line, param_names[i], end ); + } + else + { + new_str = tmalloc( strlen(curr_line) + strlen(param_names[i]) + 3 ); + sprintf( new_str, "%s{%s}", curr_line, param_names[i] ); + } + str_ptr = new_str + strlen(curr_line) + strlen(param_names[i]); + + tfree(ptr->li_line); + curr_line = ptr->li_line = new_str; + } + str_ptr++; + } + } + ptr = ptr->li_next; + } + + ind = 0; + for ( i = 0; i <= max_level; i++ ) + for ( j = num_params-1; j >= 0; j-- ) + { + if ( level[j] == i ) { + if ( param_skip[j] == 0 ) { + ptr_array_ordered[ind++] = ptr_array[j]; + } + } + } + + num_params -= skipped; + if ( ind != num_params ) + { + fprintf( stderr, "ERROR: found wrong number of parameters during levelization ( %d instead of %d parameter s)!\n", ind, num_params ); +#ifdef HAS_WINDOWS + winmessage("Fatal error in SPICE"); +#endif + exit(-1); + } + + /* fix next ptrs */ + ptr = card_bf_start->li_next; + card_bf_start->li_next = ptr_array_ordered[0]; + ptr_array_ordered[num_params-1]->li_next = ptr; + for ( i = 0; i < num_params-1; i++ ) + ptr_array_ordered[i]->li_next = ptr_array_ordered[i+1]; + + // clean up memory + for ( i = 0; i < num_params; i++ ) + { + tfree( param_names[i] ); + tfree( param_strs[i] ); + } + + tfree(level); + tfree(param_skip); + tfree(param_names); + tfree(param_strs); + + for (i = 0; i< arr_size; i++) + tfree(depends_on[i]); + tfree(depends_on); + + tfree(ptr_array); + tfree(ptr_array_ordered); + +} + +static void +inp_add_params_to_subckt( struct line *subckt_card ) +{ + struct line *card = subckt_card->li_next; + char *curr_line = card->li_line; + char *subckt_line = subckt_card->li_line; + char *new_line, *param_ptr, *subckt_name, *end_ptr; + char keep; + + while ( card != NULL && ciprefix( ".param", curr_line ) ) { + param_ptr = strstr( curr_line, " " ); + while ( isspace(*param_ptr) ) param_ptr++; + + if ( !strstr( subckt_line, "params:" ) ) { + new_line = tmalloc( strlen(subckt_line) + strlen("params: ") + strlen(param_ptr) + 2 ); + sprintf( new_line, "%s params: %s", subckt_line, param_ptr ); + + subckt_name = subckt_card->li_line; + while ( !isspace(*subckt_name) ) subckt_name++; + while ( isspace(*subckt_name) ) subckt_name++; + end_ptr = subckt_name; + while ( !isspace(*end_ptr) ) end_ptr++; + keep = *end_ptr; + *end_ptr = '\0'; + subckt_w_params[num_subckt_w_params++] = strdup(subckt_name); + *end_ptr = keep; + } else { + new_line = tmalloc( strlen(subckt_line) + strlen(param_ptr) + 2 ); + sprintf( new_line, "%s %s", subckt_line, param_ptr ); + } + + tfree( subckt_line ); + subckt_card->li_line = subckt_line = new_line; + + *curr_line = '*'; + + card = card->li_next; + curr_line = card->li_line; + } +} + +static void +inp_reorder_params( struct line *deck, struct line *list_head, struct line *end ) +{ + struct line *c = deck, *subckt_card = NULL, *param_card = NULL, *prev_card = list_head; + struct line *subckt_param_card = NULL, *first_param_card = NULL, *first_subckt_param_card = NULL; + char *curr_line; + bool processing_subckt = FALSE; + + /* move .param lines to beginning of deck */ + while ( c != NULL ) { + curr_line = c->li_line; + if ( *curr_line == '*' ) { c = c->li_next; continue; } + if ( ciprefix( ".subckt", curr_line ) ) { + processing_subckt = TRUE; + subckt_card = c; + first_subckt_param_card = NULL; + } + if ( ciprefix( ".ends", curr_line ) && processing_subckt ) { + processing_subckt = FALSE; + if ( first_subckt_param_card != NULL ) { + inp_sort_params( first_subckt_param_card, subckt_param_card, subckt_card, subckt_card, c ); + inp_add_params_to_subckt( subckt_card ); + } + } + + if ( ciprefix( ".param", curr_line ) ) { + if ( !processing_subckt ) { + if ( first_param_card == NULL ) { + first_param_card = c; + } else { + param_card->li_next = c; + } + param_card = c; + prev_card->li_next = c->li_next; + param_card->li_next = NULL; + c = prev_card; + } else { + if ( first_subckt_param_card == NULL ) { + first_subckt_param_card = c; + } else { + subckt_param_card->li_next = c; + } + subckt_param_card = c; + prev_card->li_next = c->li_next; + c = prev_card; + subckt_param_card->li_next = NULL; + } + } + prev_card = c; + c = c->li_next; + } + inp_sort_params( first_param_card, param_card, list_head, deck, end ); +} + +// iterate through deck and find lines with multiply defined parameters +// +// split line up into multiple lines and place those new lines immediately +// afetr the current multi-param line in the deck +static int +inp_split_multi_param_lines( struct line *deck, int line_num ) +{ + struct line *card = deck, *param_end = NULL, *param_beg = NULL, *prev = NULL, *tmp_ptr; + char *curr_line, *equal_ptr, *beg_param, *end_param, *new_line; + char *array[5000]; + int counter = 0, i; + bool get_expression = FALSE, get_paren_expression = FALSE; + char keep; + + while ( card != NULL ) + { + curr_line = card->li_line; + + if ( *curr_line == '*' ) { card = card->li_next; continue; } + + if ( ciprefix( ".param", curr_line ) ) + { + counter = 0; + while ( ( equal_ptr = strstr( curr_line, "=" ) ) ) { + // check for equality '==' + if ( *(equal_ptr+1) == '=' ) { curr_line = equal_ptr+2; continue; } + // check for '!=', '<=', '>=' + if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { curr_line = equal_ptr+1; continue; } + counter++; curr_line = equal_ptr + 1; + } + if ( counter <= 1 ) { card = card->li_next; continue; } + + // need to split multi param line + curr_line = card->li_line; + counter = 0; + while ( curr_line < card->li_line+strlen(card->li_line) && ( equal_ptr = strstr( curr_line, "=" ) ) ) + { + // check for equality '==' + if ( *(equal_ptr+1) == '=' ) { curr_line = equal_ptr+2; continue; } + // check for '!=', '<=', '>=' + if ( *(equal_ptr-1) == '!' || *(equal_ptr-1) == '<' || *(equal_ptr-1) == '>' ) { curr_line = equal_ptr+1; continue; } + + beg_param = equal_ptr - 1; + end_param = equal_ptr + 1; + while ( isspace(*beg_param) ) beg_param--; + while ( !isspace(*beg_param) ) beg_param--; + while ( isspace(*end_param) ) end_param++; + while ( *end_param != '\0' && (!isspace(*end_param) || get_expression || get_paren_expression) ) { + if ( *end_param == '{' ) get_expression = TRUE; + if ( *end_param == '(' ) get_paren_expression = TRUE; + if ( *end_param == '}' ) get_expression = FALSE; + if ( *end_param == ')' ) get_paren_expression = FALSE; + end_param++; + } + beg_param++; + keep = *end_param; + *end_param = '\0'; + new_line = tmalloc( strlen(".param ") + strlen(beg_param) + 1 ); + sprintf( new_line, ".param %s", beg_param ); + array[counter++] = new_line; + *end_param = keep; + curr_line = end_param; + } + tmp_ptr = card->li_next; + for ( i = 0; i < counter; i++ ) + { + if ( param_end ) + { + param_end->li_next = alloc(struct line); + param_end = param_end->li_next; + } + else + { + param_end = param_beg = alloc(struct line); + } + param_end->li_next = NULL; + param_end->li_error = NULL; + param_end->li_actual = NULL; + param_end->li_line = array[i]; + param_end->li_linenum = line_num++; + } + // comment out current multi-param line + *(card->li_line) = '*'; + // insert new param lines immediately after current line + tmp_ptr = card->li_next; + card->li_next = param_beg; + param_end->li_next = tmp_ptr; + // point 'card' pointer to last in scalar list + card = param_end; + + param_beg = param_end = NULL; + } // if ( ciprefix( ".param", curr_line ) ) + prev = card; + card = card->li_next; + } // while ( card != NULL ) + if ( param_end ) + { + prev->li_next = param_beg; + prev = param_end; + } + return line_num; +}