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Improve response to error: reporting the error when 

detecting an expression, not simply move on with a
wrong meas result.
This commit is contained in:
Holger Vogt 2024-03-29 17:21:38 +01:00
parent e561249e9b
commit cac87d9dd0
1 changed files with 24 additions and 3 deletions
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27
src/frontend/com_measure2.c
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@ -57,7 +57,24 @@ typedef enum AnalysisType {
static void measure_errMessage(const char *mName, const char *mFunction,
const char *trigTarg, const char *errMsg, int chk_only);
/* like in string.c, here special without () */
static bool
is_arith_char2(char c)
{
return c != '\0' && strchr("*/<>?:|&^!%\\", c);
}
static bool
str_has_arith_char2(char* s)
{
if (*s == '+' || *s == '-')
s++;
for (; *s; s++)
if (is_arith_char2(*s))
return TRUE;
return FALSE;
}
/** return precision (either 5 or value of environment variable NGSPICE_MEAS_PRECISION) */
int
@ -466,7 +483,7 @@ com_measure_when(
}
/* 'dc' is special: it may start at an arbitrary scale value.
Use m_td to store this value, a delay TD does not make sense */
Use m_td to store this value, as a delay TD does not make sense */
if (dc_check && (i == 0))
meas->m_td = scaleValue;
/* if analysis tran, suppress values below TD */
@ -1480,8 +1497,12 @@ measure_parse_when(
if (cieq("ac", meas->m_analysis) || cieq("sp", meas->m_analysis))
correct_vec(meas);
} else {
meas->m_val = INPevaluate(&pVar2, &err, 1);
if (err) {
if (str_has_arith_char2(pVar2)) {
snprintf(errBuf, 99, "Expressions like %s are not supported.\n", pVar2);
return MEASUREMENT_FAILURE;
}
meas->m_val = INPevaluate2(&pVar2, &err, 0);
if (err || (*pVar2 && (!strchr("avfc", *pVar2) || *(pVar2 + 1) != '\0'))) {
snprintf(errBuf, 99, "Cannot evaluate %s \n", pVar2);
return MEASUREMENT_FAILURE;
}