New dmnsn_malloc() function, and friends.

I'm tired of checking for malloc failures everywhere, considering it never
happens.  So just bail out whenever it does.  A lot of stuff is guaranteed
to succeed if it returns now.

1 files changed, 8 insertions, 14 deletions

diff --git a/libdimension/point_light.c b/libdimension/point_light.c
index 1ca3c96..02ab2ea 100644
--- a/libdimension/point_light.c
+++ b/libdimension/point_light.c
@@ -35,20 +35,14 @@ dmnsn_light *
 dmnsn_new_point_light(dmnsn_vector x0, dmnsn_color color)
 {
   dmnsn_light *light = dmnsn_new_light();
-  if (light) {
-    /* Allocate room for the transformation matrix */
-    dmnsn_color *ptr = malloc(sizeof(dmnsn_color));
-    if (!ptr) {
-      dmnsn_delete_light(light);
-      errno = ENOMEM;
-      return NULL;
-    }
-    *ptr = color;
 
-    light->x0       = x0;
-    light->light_fn = &dmnsn_point_light_fn;
-    light->free_fn  = &free;
-    light->ptr      = ptr;
-  }
+  dmnsn_color *ptr = dmnsn_malloc(sizeof(dmnsn_color));
+  *ptr = color;
+
+  light->x0       = x0;
+  light->light_fn = &dmnsn_point_light_fn;
+  light->free_fn  = &free;
+  light->ptr      = ptr;
+
   return light;
 }