Mercurial > hg > octave-lojdl > gnulib-hg
changeset 5683:d0a22d17762b
Set errno when malloc() fails.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Fri, 04 Mar 2005 12:28:13 +0000 |
| parents | f8c8874bd832 |
| children | 0aebab2c04d4 |
| files | lib/pagealign_alloc.c |
| diffstat | 1 files changed, 6 insertions(+), 1 deletions(-) [+] |
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--- a/lib/pagealign_alloc.c +++ b/lib/pagealign_alloc.c @@ -149,7 +149,12 @@ size_t pagesize = getpagesize (); void *unaligned_ptr = malloc (size + pagesize - 1); if (unaligned_ptr == NULL) - return NULL; + { + /* Set errno. We don't know whether malloc already set errno: some + implementations of malloc do, some don't. */ + errno = ENOMEM; + return NULL; + } ret = (char *) unaligned_ptr + ((- (unsigned long) unaligned_ptr) & (pagesize - 1)); new_memnode (ret, unaligned_ptr);