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Syntax check: If the first character in a netlist 

or .control line is one of =[]?()&%$§\"!:, then ngspice
replaces it by '*' and issues a warning.
'set strict_errorhandling' will force ngspice existing.
This commit is contained in:
Holger Vogt 2020-07-21 00:05:06 +02:00
parent 0e22e1af9c
commit c8a9a2f0f1
1 changed files with 16 additions and 1 deletions
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17
src/frontend/inpcom.c
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@ -8261,7 +8261,7 @@ static void ltspice_compat_a(struct card *oldcard)
static void inp_check_syntax(struct card *deck) static void inp_check_syntax(struct card *deck)
{ {
struct card *card; struct card *card;
int check_control = 0, check_subs = 0, check_if = 0; int check_control = 0, check_subs = 0, check_if = 0, check_ch = 0;
/* will lead to crash in inp.c, fcn inp_spsource */ /* will lead to crash in inp.c, fcn inp_spsource */
if (ciprefix(".param", deck->line) || ciprefix(".meas", deck->line)) { if (ciprefix(".param", deck->line) || ciprefix(".meas", deck->line)) {
@ -8273,6 +8273,21 @@ static void inp_check_syntax(struct card *deck)
char *cut_line = card->line; char *cut_line = card->line;
if (*cut_line == '*' || *cut_line == '\0') if (*cut_line == '*' || *cut_line == '\0')
continue; continue;
// check for unusable leading characters and change them to '*'
if (strchr("=[]?()&%$§\"!:,", *cut_line)) {
if (ft_stricterror) {
fprintf(stderr, "Error: '%c' is not allowed as first character in line %s.\n", *cut_line, cut_line);
controlled_exit(EXIT_BAD);
}
else {
if (!check_ch) {
fprintf(stderr, "Warning: Unusal leading characters like '%c' or others out of '= [] ? () & %$§\"!:,'\n", *cut_line);
fprintf(stderr, " in netlist or included files, will be replaced with '*'\n");
check_ch = 1; /* just one warning */
}
*cut_line = '*';
}
}
// check for .control ... .endc // check for .control ... .endc
if (ciprefix(".control", cut_line)) { if (ciprefix(".control", cut_line)) {
if (check_control > 0) { if (check_control > 0) {