diff options
author | Neil Jerram <neil@ossau.uklinux.net> | 2008-02-06 22:22:14 +0000 |
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committer | Neil Jerram <neil@ossau.uklinux.net> | 2008-02-06 22:22:14 +0000 |
commit | 4a19ed04528750e7764837494dea39556aca09f8 (patch) | |
tree | 14cc88191da44f31d2ff099d4567ea72363d1f49 /libguile/gc-malloc.c | |
parent | 189171c5bb05de698d7704d86c57208773a0de4a (diff) | |
download | guile-4a19ed04528750e7764837494dea39556aca09f8.tar.gz |
(scm_gc_malloc): Return NULL if requested size is 0.
(scm_gc_free): Don't call `free' if mem is NULL.
Diffstat (limited to 'libguile/gc-malloc.c')
-rw-r--r-- | libguile/gc-malloc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libguile/gc-malloc.c b/libguile/gc-malloc.c index 4c71be6b7..165ddf46e 100644 --- a/libguile/gc-malloc.c +++ b/libguile/gc-malloc.c @@ -319,7 +319,7 @@ scm_gc_malloc (size_t size, const char *what) to write it the program is killed with signal 11. --hwn */ - void *ptr = scm_malloc (size); + void *ptr = size ? scm_malloc (size) : NULL; scm_gc_register_collectable_memory (ptr, size, what); return ptr; } @@ -365,7 +365,8 @@ void scm_gc_free (void *mem, size_t size, const char *what) { scm_gc_unregister_collectable_memory (mem, size, what); - free (mem); + if (mem) + free (mem); } char * |