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remove memory leak 

Add callback function to delete locally malloced memory
This commit is contained in:
Holger Vogt 2021-10-31 16:05:42 +01:00
parent e22c05a4b6
commit 8ccdfab48c
1 changed files with 31 additions and 1 deletions
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32
src/xspice/icm/digital/d_source/cfunc.mod
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@ -106,7 +106,7 @@ typedef enum token_type_s {CNV_NO_TOK,CNV_STRING_TOK} Cnv_Token_Type_t;
/*=== FUNCTION PROTOTYPE DEFINITIONS ===*/
static void free_local_data(Local_Data_t *loc);
@ -820,6 +820,20 @@ static int cm_read_source(FILE *source, Local_Data_t *loc)
}
static void cm_d_source_callback(ARGS,
Mif_Callback_Reason_t reason)
{
switch (reason) {
case MIF_CB_DESTROY: {
Local_Data_t *loc = STATIC_VAR(locdata);
if (loc) {
free_local_data(loc);
STATIC_VAR(locdata) = loc = NULL;
}
break;
} /* end of case MIF_CB_DESTROY */
} /* end of switch over reason being called */
} /* end of function cm_d_source_callback */
@ -956,6 +970,7 @@ void cm_d_source(ARGS)
/*** allocate static storage for *loc ***/
STATIC_VAR (locdata) = calloc (1 , sizeof ( Local_Data_t ));
loc = STATIC_VAR (locdata);
CALLBACK = cm_d_source_callback;
/*** allocate storage for *index, *bits & *timepoint ***/
@ -1162,5 +1177,20 @@ void cm_d_source(ARGS)
}
}
/* Free memory allocations in Local_Data_t structure */
static void free_local_data(Local_Data_t *loc)
{
if (loc == (Local_Data_t *) NULL) {
return;
}
/* Free data table and related values */
if (loc->all_timepoints) {
free(loc->all_timepoints);
}
if (loc->all_data) {
free(loc->all_data);
}
free(loc);
} /* end of function free_local_data */