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update to the example, safeguard return value of ngSpice_GVI_handle

This commit is contained in:
Holger Vogt 2018-05-30 22:12:06 +02:00
parent 1d9ab3eb5c
commit 732c684756
1 changed files with 18 additions and 11 deletions
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29
visualc/ng_shared_xspice_v/src/main_xspice.c
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@ -259,9 +259,8 @@ int main()
/* read current plot while simulation continues */
curplot = ((char * (*)()) ngSpice_CurPlot_handle)();
printf("\nCurrent plot is %s\n\n", curplot);
/*
vecarray = ((char ** (*)(char*)) ngSpice_AllVecs_handle)(curplot);
// get length of first vector
/* get length of first vector */
if (vecarray) {
char plotvec[256];
pvector_info myvec;
@ -269,10 +268,13 @@ int main()
vecname = vecarray[0];
sprintf(plotvec, "%s.%s", curplot, vecname);
myvec = ((pvector_info(*)(char*)) ngSpice_GVI_handle)(plotvec);
veclength = myvec->v_length;
printf("\nActual length of vector %s is %d\n\n", plotvec, veclength);
if (myvec) {
veclength = myvec->v_length;
printf("\nActual length of vector %s is %d\n\n", plotvec, veclength);
}
else
printf("\nCould not read vector %s\n\n", plotvec);
}
*/
/* wait until simulation finishes */
for (;;) {
#if defined(__MINGW32__) || defined(_MSC_VER)
@ -414,7 +416,7 @@ endsim2:
/* read current plot while simulation continues */
curplot = ((char * (*)()) ngSpice_CurPlot_handle)();
printf("\nCurrent plot is %s\n\n", curplot);
ret = ((int * (*)(char*)) ngSpice_Command_handle)("bg_halt");
vecarray = ((char ** (*)(char*)) ngSpice_AllVecs_handle)(curplot);
/* get length of first vector */
if (vecarray) {
@ -424,10 +426,15 @@ endsim2:
vecname = vecarray[0];
sprintf(plotvec, "%s.%s", curplot, vecname);
myvec = ((pvector_info(*)(char*)) ngSpice_GVI_handle)(plotvec);
veclength = myvec->v_length;
printf("\nActual length of vector %s is %d\n\n", plotvec, veclength);
if (myvec) {
veclength = myvec->v_length;
printf("\nActual length of vector %s is %d\n\n", plotvec, veclength);
}
else
printf("\nCould not read vector %s\n\n", plotvec);
}
ret = ((int * (*)(char*)) ngSpice_Command_handle)("display");
ret = ((int * (*)(char*)) ngSpice_Command_handle)("bg_resume");
/* wait until simulation finishes */
for (;;) {
#if defined(__MINGW32__) || defined(_MSC_VER)
@ -442,12 +449,12 @@ endsim2:
}
ret = ((int * (*)(char*)) ngSpice_Command_handle)("display");
ret = ((int * (*)(char*)) ngSpice_Command_handle)("quit");
#if 0
/* unload now */
dlclose(ngdllhandle);
ngdllhandle = NULL;
printf("Unloaded\n\n");
#if 0
if (will_unload) {
printf("Unload now\n");
dlclose(ngdllhandle);