ngspice/src/spicelib/parser/inpgval.c

111 lines
3.9 KiB
C

/**********
Copyright 1990 Regents of the University of California. All rights reserved.
Author: 1985 Thomas L. Quarles
**********/
#include "ngspice/ngspice.h"
#include <stdio.h>
#include "ngspice/ifsim.h"
#include "ngspice/inpdefs.h"
#include "ngspice/inpptree.h"
#include "inpxx.h"
extern bool ft_ngdebug;
IFvalue *
INPgetValue(CKTcircuit *ckt, char **line, int type, INPtables *tab)
{
double *list;
int *ilist;
double tmp;
char *word;
int error;
static IFvalue temp;
INPparseTree *pt;
char *compline = *line;
/* make sure we get rid of extra bits in type */
type &= IF_VARTYPES;
if (type == IF_INTEGER) {
tmp = INPevaluate(line, &error, 1);
temp.iValue = (int) floor(0.5 + tmp);
/* printf(" returning integer value %d\n",temp.iValue); */
} else if (type == IF_REAL) {
temp.rValue = INPevaluate(line, &error, 1);
/* printf(" returning real value %e\n",temp.rValue); */
} else if (type == IF_REALVEC) {
/* read until error occurs. If error, and first
character of remaining line is ')', everything is o.k.
If first token is already in error, return NULL.*/
temp.v.numValue = 0;
list = TMALLOC(double, 1);
tmp = INPevaluate(line, &error, 1);
if (error) {
if(ft_ngdebug)
fprintf(stderr, "\nError: Could not read parameter in front of\n %s\n", *line);
tfree(list);
return NULL;
}
while (error == 0) {
/* printf(" returning vector value %g\n",tmp); */
temp.v.numValue++;
list = TREALLOC(double, list, temp.v.numValue);
list[temp.v.numValue - 1] = tmp;
tmp = INPevaluate(line, &error, 1);
}
if (error && ft_ngdebug && !eq(*line, "") && !prefix(")", *line) &&
temp.v.numValue > 1) {
fprintf(stderr, "\nWarning: Reading a vector without limiting parens may be dangerous\n%s\nat\n", compline);
fprintf(stderr, "%*s%s\n", (int)(*line - compline)," ", *line);
}
temp.v.vec.rVec = list;
} else if (type == IF_INTVEC) {
/* read until error occurs. If error, and first
character of remaining line is ')', everything is o.k.
If first token is already in error, return NULL.*/
temp.v.numValue = 0;
ilist = TMALLOC(int, 1);
tmp = INPevaluate(line, &error, 1);
if (error) {
tfree(ilist);
return NULL;
}
while (error == 0) {
/* printf(" returning vector value %g\n",tmp); */
temp.v.numValue++;
ilist = TREALLOC(int, ilist, temp.v.numValue);
ilist[temp.v.numValue - 1] = (int) floor(0.5 + tmp);
tmp = INPevaluate(line, &error, 1);
}
if (error && ft_ngdebug && !eq(*line, "") && !prefix(")", *line) &&
temp.v.numValue > 1) {
fprintf(stderr, "\nWarning: Reading a vector without limiting parens may be dangerous\n%s\nat\n", compline);
fprintf(stderr, "%*s%s\n", (int)(*line - compline), " ", *line);
}
temp.v.vec.iVec = ilist;
} else if (type == IF_FLAG) {
temp.iValue = 1;
} else if (type == IF_NODE) {
INPgetNetTok(line, &word, 1);
INPtermInsert(ckt, &word, tab, &(temp.nValue));
} else if (type == IF_INSTANCE) {
INPgetNetTok(line, &word, 1);
INPinsert(&word, tab);
temp.uValue = word;
} else if (type == IF_STRING) {
INPgetStr(line, &word, 1);
temp.sValue = word;
} else if (type == IF_PARSETREE) {
INPgetTree(line, &pt, ckt, tab);
if (!pt)
return NULL;
temp.tValue = (IFparseTree *) pt;
/* INPptPrint("Parse tree is: ", temp.tValue); */
} else {
/* don't know what type of parameter caller is talking about! */
return NULL;
}
return &temp;
}