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PR/26453: Ken Raeburn: make zero byte allocations return NULL instead of error 

out.
This commit is contained in:
christos 2012-03-12 17:41:59 +00:00
parent 1d34190ecc
commit 0357fcd849
1 changed files with 4 additions and 4 deletions
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8
gnu/dist/diffutils/lib/xmalloc.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: xmalloc.c,v 1.1.1.1 2003/01/26 00:43:15 wiz Exp $ */
/* $NetBSD: xmalloc.c,v 1.2 2012/03/12 17:41:59 christos Exp $ */
/* xmalloc.c -- malloc with out of memory checking
Copyright (C) 1990-1999, 2000, 2002 Free Software Foundation, Inc.
@ -84,7 +84,7 @@ xmalloc (size_t n)
void *p;
p = malloc (n);
if (p == 0)
if (p == 0 && n)
xalloc_die ();
return p;
}
@ -96,7 +96,7 @@ void *
xrealloc (void *p, size_t n)
{
p = realloc (p, n);
if (p == 0)
if (p == 0 && n)
xalloc_die ();
return p;
}
@ -109,7 +109,7 @@ xcalloc (size_t n, size_t s)
void *p;
p = calloc (n, s);
if (p == 0)
if (p == 0 && n && s)
xalloc_die ();
return p;
}