From c8ab44d29c3384210cd8f27533abfd0fb2205cc5 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Thu, 1 Apr 2010 15:40:19 -0400
Subject: Set errno on failures.

---
 libdimension/point_light.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libdimension/point_light.c')

diff --git a/libdimension/point_light.c b/libdimension/point_light.c
index cc0e47a..1ca3c96 100644
--- a/libdimension/point_light.c
+++ b/libdimension/point_light.c
@@ -19,6 +19,7 @@
  *************************************************************************/
 
 #include "dimension.h"
+#include <errno.h>
 
 /*
  * Point light source
@@ -39,6 +40,7 @@ dmnsn_new_point_light(dmnsn_vector x0, dmnsn_color color)
     dmnsn_color *ptr = malloc(sizeof(dmnsn_color));
     if (!ptr) {
       dmnsn_delete_light(light);
+      errno = ENOMEM;
       return NULL;
     }
     *ptr = color;
-- 
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