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fix for bpyob.foreach_set(), when the list is empty

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Campbell Barton
2010-01-05 13:55:51 +00:00
parent cc72f7e1b1
commit 01b762e846
1 changed files with 4 additions and 1 deletions
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5
source/blender/python/intern/bpy_rna.c
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@@ -2241,6 +2241,7 @@ static void foreach_attr_type( BPy_PropertyRNA *self, char *attr,
*attr_tot= 0; *attr_tot= 0;
*attr_signed= FALSE; *attr_signed= FALSE;
/* note: this is fail with zero length lists, so dont let this get caled in that case */
RNA_PROP_BEGIN(&self->ptr, itemptr, self->prop) { RNA_PROP_BEGIN(&self->ptr, itemptr, self->prop) {
prop = RNA_struct_find_property(&itemptr, attr); prop = RNA_struct_find_property(&itemptr, attr);
*raw_type= RNA_property_raw_type(prop); *raw_type= RNA_property_raw_type(prop);
@@ -2297,7 +2298,9 @@ static int foreach_parse_args(
#endif #endif
} }
if (*size == 0) { /* check 'attr_tot' otherwise we dont know if any values were set
* this isnt ideal because it means running on an empty list may fail silently when its not compatible. */
if (*size == 0 && *attr_tot != 0) {
PyErr_SetString( PyExc_AttributeError, "attribute does not support foreach method" ); PyErr_SetString( PyExc_AttributeError, "attribute does not support foreach method" );
return -1; return -1;
} }