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Add extra whitespace in driver-vpi/main.c for readability.

This commit is contained in:
Martin Whitaker 2015-05-10 13:19:16 +01:00
parent 6069cbfc3c
commit 676d23f973
1 changed files with 44 additions and 44 deletions
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88
driver-vpi/main.c
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@ -90,8 +90,8 @@ static void myExit(int exitVal)
static void usage(void) static void usage(void)
{ {
fprintf(stderr,"usage: iverilog-vpi" IVERILOG_SUFFIX " [options] [src and obj files]...\n"); fprintf(stderr, "usage: iverilog-vpi" IVERILOG_SUFFIX " [options] [src and obj files]...\n");
fprintf(stderr," or iverilog-vpi" IVERILOG_SUFFIX " -mingw=dir\n"); fprintf(stderr, " or iverilog-vpi" IVERILOG_SUFFIX " -mingw=dir\n");
myExit(1); myExit(1);
} }
@ -100,7 +100,7 @@ static void initDynString(char **str)
*str = (char *) malloc(1); *str = (char *) malloc(1);
if (!*str) { if (!*str) {
fprintf(stderr,"error: out of memory\n"); fprintf(stderr, "error: out of memory\n");
myExit(4); myExit(4);
} }
@ -148,7 +148,7 @@ static int endsIn (char *end, char *str)
ext = str + (strlen(str) - strlen(end)); ext = str + (strlen(str) - strlen(end));
return stricmp(end,ext) ? 0 : 1; return stricmp(end, ext) ? 0 : 1;
} }
/* return true if "str" begins with "prefix", case insensitive */ /* return true if "str" begins with "prefix", case insensitive */
@ -158,7 +158,7 @@ static int startsWith (char *prefix, char *str)
if (strlen(prefix) >= strlen(str)) if (strlen(prefix) >= strlen(str))
return 0; return 0;
return strnicmp(prefix,str,strlen(prefix)) ? 0 : 1; return strnicmp(prefix, str, strlen(prefix)) ? 0 : 1;
} }
/* append "app" to "ptr", allocating memory as needed */ /* append "app" to "ptr", allocating memory as needed */
@ -167,26 +167,26 @@ static int startsWith (char *prefix, char *str)
static void appendn (char **ptr, char *app, size_t count) static void appendn (char **ptr, char *app, size_t count)
{ {
char *nptr = (char *) realloc(*ptr, strlen(*ptr) + char *nptr = (char *) realloc(*ptr, strlen(*ptr) +
(count?count:strlen(app)) + 1); (count ? count : strlen(app)) + 1);
if (nptr == NULL) { if (nptr == NULL) {
fprintf(stderr,"error: out of memory\n"); fprintf(stderr, "error: out of memory\n");
free(*ptr); free(*ptr);
myExit(4); myExit(4);
} }
*ptr = nptr; *ptr = nptr;
if (count) if (count)
strncat(*ptr,app,count); strncat(*ptr, app, count);
else else
strcat(*ptr,app); strcat(*ptr, app);
} }
/* append "app" to "ptr", allocating memory as needed */ /* append "app" to "ptr", allocating memory as needed */
static void append (char **ptr, char *app) static void append (char **ptr, char *app)
{ {
appendn(ptr,app,0); appendn(ptr, app, 0);
} }
/* if the string does not end with a backslash, add one */ /* if the string does not end with a backslash, add one */
@ -194,7 +194,7 @@ static void append (char **ptr, char *app)
static void appendBackSlash(char **str) static void appendBackSlash(char **str)
{ {
if ((*str)[strlen(*str)-1] != '\\') if ((*str)[strlen(*str)-1] != '\\')
append(str,"\\"); append(str, "\\");
} }
/* copy count characters of "str" to "ptr", allocating memory as needed */ /* copy count characters of "str" to "ptr", allocating memory as needed */
@ -202,28 +202,28 @@ static void appendBackSlash(char **str)
static void assignn (char **ptr, char *str, size_t count) static void assignn (char **ptr, char *str, size_t count)
{ {
char *nptr = (char *) realloc(*ptr, (count?count:strlen(str)) + 1); char *nptr = (char *) realloc(*ptr, (count ? count : strlen(str)) + 1);
if (nptr == NULL) { if (nptr == NULL) {
fprintf(stderr,"error: out of memory\n"); fprintf(stderr, "error: out of memory\n");
free(*ptr); free(*ptr);
myExit(4); myExit(4);
} }
*ptr = nptr; *ptr = nptr;
if (count) { if (count) {
strncpy(*ptr,str,count); strncpy(*ptr, str, count);
(*ptr)[count] = 0; (*ptr)[count] = 0;
} }
else else
strcpy(*ptr,str); strcpy(*ptr, str);
} }
/* copy count characters of "str" to "ptr", allocating memory as needed */ /* copy count characters of "str" to "ptr", allocating memory as needed */
static void assign (char **ptr, char *str) static void assign (char **ptr, char *str)
{ {
assignn(ptr,str,0); assignn(ptr, str, 0);
} }
/* get a copy of a Icarus Verilog registry string key */ /* get a copy of a Icarus Verilog registry string key */
@ -235,11 +235,11 @@ static int GetRegistryKey(char *key, char **value)
char *regKeyBuffer; char *regKeyBuffer;
DWORD regKeyType, regKeySize; DWORD regKeyType, regKeySize;
lrv = RegOpenKeyEx(HKEY_LOCAL_MACHINE,"Software\\Icarus Verilog",0,KEY_QUERY_VALUE,&hkKey); lrv = RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Icarus Verilog", 0, KEY_QUERY_VALUE, &hkKey);
if (lrv != ERROR_SUCCESS) if (lrv != ERROR_SUCCESS)
return 0; return 0;
lrv = RegQueryValueEx(hkKey,key,NULL,&regKeyType,NULL,&regKeySize); lrv = RegQueryValueEx(hkKey, key, NULL, &regKeyType, NULL, &regKeySize);
if ((lrv != ERROR_SUCCESS) || (regKeyType != REG_SZ) || (!regKeySize)) { if ((lrv != ERROR_SUCCESS) || (regKeyType != REG_SZ) || (!regKeySize)) {
lrv = RegCloseKey(hkKey); lrv = RegCloseKey(hkKey);
return 0; return 0;
@ -248,7 +248,7 @@ static int GetRegistryKey(char *key, char **value)
regKeyBuffer = (char *) malloc(regKeySize+1); regKeyBuffer = (char *) malloc(regKeySize+1);
if (!regKeyBuffer) { if (!regKeyBuffer) {
lrv = RegCloseKey(hkKey); lrv = RegCloseKey(hkKey);
fprintf(stderr,"error: out of memory\n"); fprintf(stderr, "error: out of memory\n");
myExit(4); myExit(4);
} }
regKeyBuffer[regKeySize] = 0; /* makes sure there is a trailing NULL */ regKeyBuffer[regKeySize] = 0; /* makes sure there is a trailing NULL */
@ -264,7 +264,7 @@ static int GetRegistryKey(char *key, char **value)
RegCloseKey(hkKey); RegCloseKey(hkKey);
assign(value,regKeyBuffer); assign(value, regKeyBuffer);
free(regKeyBuffer); free(regKeyBuffer);
return 1; return 1;
@ -296,8 +296,8 @@ static void SetRegistryKey(char *key, char *value)
strlen(value)+1); strlen(value)+1);
RegCloseKey(hkKey); RegCloseKey(hkKey);
printf("info: storing %s in Windows' registry entry\n",value); printf("info: storing %s in Windows' registry entry\n", value);
printf(" HKEY_LOCAL_MACHINE\\Software\\Icarus Verilog\\%s\n",key); printf(" HKEY_LOCAL_MACHINE\\Software\\Icarus Verilog\\%s\n", key);
} }
/* parse the command line, assign results to global variable strings */ /* parse the command line, assign results to global variable strings */
@ -353,7 +353,7 @@ static int parse(int argc, char *argv[])
/* Check for compiled object files */ /* Check for compiled object files */
else if (endsIn(dot_o_ext, argv[idx])) { else if (endsIn(dot_o_ext, argv[idx])) {
++srcFileCnt; ++srcFileCnt;
append(&gstr.pOBJ," "); append(&gstr.pOBJ, " ");
append(&gstr.pOBJ, argv[idx]); append(&gstr.pOBJ, argv[idx]);
if (!*gstr.pOUT) if (!*gstr.pOUT)
assignn(&gstr.pOUT, argv[idx], assignn(&gstr.pOUT, argv[idx],
@ -412,7 +412,7 @@ static int parse(int argc, char *argv[])
} }
/* In case there is a --name without source/object files */ /* In case there is a --name without source/object files */
if (0 == srcFileCnt) assign(&gstr.pOUT,""); if (0 == srcFileCnt) assign(&gstr.pOUT, "");
if (*gstr.pOUT) { if (*gstr.pOUT) {
/* We have a valid result file so add the .vpi extension */ /* We have a valid result file so add the .vpi extension */
@ -435,23 +435,23 @@ static void checkMingwDir(char *root)
char *path; char *path;
initDynString(&path); initDynString(&path);
assign(&path,gstr.pMINGW); assign(&path, gstr.pMINGW);
appendBackSlash(&path); appendBackSlash(&path);
append(&path,"bin\\"); append(&path, "bin\\");
append(&path, gstr.pCCNAME); append(&path, gstr.pCCNAME);
append(&path,".exe"); append(&path, ".exe");
irv = _stat(path,&stat_buf); irv = _stat(path,&stat_buf);
deInitDynString(path); deInitDynString(path);
if (irv) { if (irv) {
fprintf(stderr,"error: %s\n", root); fprintf(stderr, "error: %s\n", root);
fprintf(stderr," does not appear to be the valid root directory of\n"); fprintf(stderr, " does not appear to be the valid root directory of\n");
fprintf(stderr," MinGW. Use the -mingw option of iverilog-vpi.exe to\n"); fprintf(stderr, " MinGW. Use the -mingw option of iverilog-vpi.exe to\n");
fprintf(stderr," point to the MinGW root directory. For a Windows command\n"); fprintf(stderr, " point to the MinGW root directory. For a Windows command\n");
fprintf(stderr," shell the option would be something like -mingw=c:\\mingw\n"); fprintf(stderr, " shell the option would be something like -mingw=c:\\mingw\n");
fprintf(stderr," For a Cygwin shell the option would be something like\n"); fprintf(stderr, " For a Cygwin shell the option would be something like\n");
fprintf(stderr," -mingw=c:\\\\mingw\n"); fprintf(stderr, " -mingw=c:\\\\mingw\n");
myExit(5); myExit(5);
} }
} }
@ -476,12 +476,12 @@ static void setup_mingw_environment(void)
return; return;
} else { } else {
fprintf(stderr,"error: cannot locate the MinGW C compiler - either add its location\n"); fprintf(stderr, "error: cannot locate the MinGW C compiler - either add its location\n");
fprintf(stderr," to the PATH environment variable or use the -mingw option of\n"); fprintf(stderr, " to the PATH environment variable or use the -mingw option of\n");
fprintf(stderr," iverilog-vpi.exe to point to the MinGW root directory. For\n"); fprintf(stderr, " iverilog-vpi.exe to point to the MinGW root directory. For\n");
fprintf(stderr," a Windows command shell the option would be something like\n"); fprintf(stderr, " a Windows command shell the option would be something like\n");
fprintf(stderr," -mingw=c:\\mingw For a Cygwin shell the option would be\n"); fprintf(stderr, " -mingw=c:\\mingw For a Cygwin shell the option would be\n");
fprintf(stderr," something like -mingw=c:\\\\mingw\n"); fprintf(stderr, " something like -mingw=c:\\\\mingw\n");
myExit(5); myExit(5);
} }
@ -518,13 +518,13 @@ static void setup_ivl_environment(void)
GetModuleFileName(NULL, path, sizeof(path)); GetModuleFileName(NULL, path, sizeof(path));
ptr = strrchr(path, '\\'); ptr = strrchr(path, '\\');
if (!ptr) { if (!ptr) {
fprintf(stderr,"error: couldn't find start of program name in command path '%s'\n", path); fprintf(stderr, "error: couldn't find start of program name in command path '%s'\n", path);
myExit(6); myExit(6);
} }
*ptr = 0; *ptr = 0;
ptr = strrchr(path, '\\'); ptr = strrchr(path, '\\');
if (!ptr) { if (!ptr) {
fprintf(stderr,"error: couldn't find start of bin directory in command path '%s'\n", path); fprintf(stderr, "error: couldn't find start of bin directory in command path '%s'\n", path);
myExit(6); myExit(6);
} }
*ptr = 0; *ptr = 0;
@ -618,7 +618,7 @@ static void compile_and_link(void)
compile(gstr.pCXSRC, gstr.pCXFLAGS, &gstr.pOBJ, &compile_errors, IVERILOG_VPI_CXX); compile(gstr.pCXSRC, gstr.pCXFLAGS, &gstr.pOBJ, &compile_errors, IVERILOG_VPI_CXX);
if (compile_errors) { if (compile_errors) {
fprintf(stderr,"iverilog-vpi: %d file(s) failed to compile.\n", fprintf(stderr, "iverilog-vpi: %d file(s) failed to compile.\n",
compile_errors); compile_errors);
myExit(2); myExit(2);
} }
@ -649,7 +649,7 @@ int main(int argc, char *argv[])
{ {
init(); init();
if (!parse(argc,argv)) usage(); if (!parse(argc, argv)) usage();
setup_mingw_environment(); setup_mingw_environment();
setup_ivl_environment(); setup_ivl_environment();