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vpi_iterate return null if there is nothing to iterate.

This commit is contained in:
steve 2002-07-12 02:04:44 +00:00
parent a748604418
commit 5a885165b2
1 changed files with 8 additions and 3 deletions
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11
vvp/vpi_priv.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#if !defined(WINNT)
#ident "$Id: vpi_priv.cc,v 1.18 2002/07/05 17:14:15 steve Exp $"
#ident "$Id: vpi_priv.cc,v 1.19 2002/07/12 02:04:44 steve Exp $"
#endif
# include "vpi_priv.h"
@ -215,8 +215,10 @@ vpiHandle vpi_iterate(int type, vpiHandle ref)
if (ref == 0)
return vpi_iterate_global(type);
assert(ref->vpi_type->iterate_);
return (ref->vpi_type->iterate_)(type, ref);
if (ref->vpi_type->iterate_)
return (ref->vpi_type->iterate_)(type, ref);
else
return 0;
}
vpiHandle vpi_handle_by_index(vpiHandle ref, int idx)
@ -246,6 +248,9 @@ extern "C" void vpi_sim_vcontrol(int operation, va_list ap)
/*
* $Log: vpi_priv.cc,v $
* Revision 1.19 2002/07/12 02:04:44 steve
* vpi_iterate return null if there is nothing to iterate.
*
* Revision 1.18 2002/07/05 17:14:15 steve
* Names of vpi objects allocated as vpip_strings.
*