Workaround for Rockbox's broken memset on ARM

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9476 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 19 insertions, 3 deletions

diff --git a/apps/plugins/doom/z_zone.c b/apps/plugins/doom/z_zone.c
index ed3a6918d9..cc3d11abc4 100644
--- a/apps/plugins/doom/z_zone.c
+++ b/apps/plugins/doom/z_zone.c
@@ -630,9 +630,25 @@ void *(Z_Calloc)(size_t n1, size_t n2, int tag, void **user
                  , const char *file, int line
 #endif
                 )
-{
-   return
-      (n1*=n2) ? memset((Z_Malloc)(n1, tag, user DA(file, line)), 0, n1) : NULL;
+{  void* s;
+
+   /* The ARM version of memset doesn't correctly return a pointer
+      to the memory address being set, so we have to do this the long
+      way...  Revert this when the ARM memset is fixed.
+
+    */
+
+#if 1
+   if (n1*=n2) {
+       s = (Z_Malloc)(n1,tag,user DA(file,line));
+       memset(s, 0, n1);
+       return s;
+   } else {
+       return NULL;
+   }
+#else
+   return (n1*=n2) ? memset((Z_Malloc)(n1, tag, user DA(file, line)), 0, n1) : NULL;
+#endif
 }
 
 char *(Z_Strdup)(const char *s, int tag, void **user