/*
============
idProgram::FindFreeResultDef
============
*/
idVarDef *idProgram::FindFreeResultDef( idTypeDef *type, const char *name, idVarDef *scope, const idVarDef *a, const idVarDef *b )
{
idVarDef *def;
for( def = GetDefList( name ); def != NULL; def = def->Next() )
{
if( def == a || def == b )
{
continue;
}
if( def->TypeDef() != type )
{
continue;
}
if( def->scope != scope )
{
continue;
}
if( def->numUsers <= 1 )
{
continue;
}
return def;
}
return AllocDef( type, name, scope, false );
}
/*
============
idProgram::GetDef
If type is NULL, it will match any type
============
*/
idVarDef *idProgram::GetDef( const idTypeDef *type, const char *name, const idVarDef *scope ) const {
idVarDef *def;
idVarDef *bestDef;
int bestDepth;
int depth;
bestDepth = 0;
bestDef = NULL;
for( def = GetDefList( name ); def != NULL; def = def->Next() ) {
if ( def->scope->Type() == ev_namespace ) {
depth = def->DepthOfScope( scope );
if ( !depth ) {
// not in the same namespace
continue;
}
} else if ( def->scope != scope ) {
// in a different function
continue;
} else {
depth = 1;
}
if ( !bestDef || ( depth < bestDepth ) ) {
bestDepth = depth;
bestDef = def;
}
}
// see if the name is already in use for another type
if ( bestDef && type && ( bestDef->TypeDef() != type ) ) {
throw idCompileError( va( "Type mismatch on redeclaration of %s", name ) );
}
return bestDef;
}
