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vpi_iterate returns 0 on error.

This commit is contained in:
steve 2002-07-19 01:12:50 +00:00
parent 2df2619029
commit 2fcfe9f2c3
1 changed files with 12 additions and 3 deletions
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15
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 1.20 2002/07/17 05:13:43 steve Exp $"
#ident "$Id: vpi_priv.cc,v 1.21 2002/07/19 01:12:50 steve Exp $"
#endif
# include "vpi_priv.h"
@ -181,6 +181,10 @@ vpiHandle vpi_handle(int type, vpiHandle ref)
}
assert(ref);
if (ref->vpi_type->handle_ == 0)
return 0;
assert(ref->vpi_type->handle_);
return (ref->vpi_type->handle_)(type, ref);
}
@ -196,8 +200,6 @@ static vpiHandle vpi_iterate_global(int type)
case vpiModule:
return vpip_make_root_iterator();
default:
assert(0);
}
return 0;
@ -224,6 +226,10 @@ vpiHandle vpi_iterate(int type, vpiHandle ref)
vpiHandle vpi_handle_by_index(vpiHandle ref, int idx)
{
assert(ref);
if (ref->vpi_type->index_ == 0)
return 0;
assert(ref->vpi_type->index_);
return (ref->vpi_type->index_)(ref, idx);
}
@ -340,6 +346,9 @@ extern "C" void vpi_sim_vcontrol(int operation, va_list ap)
/*
* $Log: vpi_priv.cc,v $
* Revision 1.21 2002/07/19 01:12:50 steve
* vpi_iterate returns 0 on error.
*
* Revision 1.20 2002/07/17 05:13:43 steve
* Implementation of vpi_handle_by_name, and
* add the vpiVariables iterator.