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For scheduled put values save the string and free it after the put. 

Users expect that vpi_put_value() will keep a copy of the string
that is passed to it. This patch implements this buy copying the
string and then freeing it after the actual put_value call.
This commit is contained in:
Cary R 2008-11-19 14:39:59 -08:00 committed by Stephen Williams
parent a288b0180c
commit c9077bd0be
1 changed files with 32 additions and 0 deletions
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32
vvp/vpi_priv.cc
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@ -677,6 +677,22 @@ struct vpip_put_value_event : vvp_gen_event_s {
void vpip_put_value_event::run_run() void vpip_put_value_event::run_run()
{ {
handle->vpi_type->vpi_put_value_ (handle, &value, flags); handle->vpi_type->vpi_put_value_ (handle, &value, flags);
switch (value.format) {
/* Free the copied string. */
case vpiBinStrVal:
case vpiOctStrVal:
case vpiDecStrVal:
case vpiHexStrVal:
case vpiStringVal:
free(value.value.str);
break;
/* If these are every copied then free them too. */
case vpiTimeVal:
case vpiVectorVal:
case vpiStrengthVal:
default:
break;
}
} }
vpiHandle vpi_put_value(vpiHandle obj, s_vpi_value*vp, vpiHandle vpi_put_value(vpiHandle obj, s_vpi_value*vp,
@ -720,6 +736,22 @@ vpiHandle vpi_put_value(vpiHandle obj, s_vpi_value*vp,
vpip_put_value_event*put = new vpip_put_value_event; vpip_put_value_event*put = new vpip_put_value_event;
put->handle = obj; put->handle = obj;
put->value = *vp; put->value = *vp;
switch (put->value.format) {
/* If this is scheduled make a copy of the string. */
case vpiBinStrVal:
case vpiOctStrVal:
case vpiDecStrVal:
case vpiHexStrVal:
case vpiStringVal:
put->value.value.str = strdup(put->value.value.str);
break;
/* Do these also need to be copied? */
case vpiTimeVal:
case vpiVectorVal:
case vpiStrengthVal:
default:
break;
}
put->flags = flags; put->flags = flags;
schedule_generic(put, dly, false); schedule_generic(put, dly, false);
return 0; return 0;