From: Martin Mares <mj@ucw.cz>
Date: Tue, 6 Jul 2004 10:52:31 +0000 (+0000)
Subject: Added a note on xrealloc(NULL, x).
X-Git-Tag: holmes-import~967
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=b1abd4eddb7e59715f6505e77f87cb0610d7cc6e;p=libucw.git

Added a note on xrealloc(NULL, x).
---

diff --git a/lib/realloc.c b/lib/realloc.c
index 536f61f9..c4328870 100644
--- a/lib/realloc.c
+++ b/lib/realloc.c
@@ -16,6 +16,7 @@
 void *
 xrealloc(void *old, uns size)
 {
+  /* We assume that realloc(NULL, x) works like malloc(x), which is true with the glibc. */
   void *x = realloc(old, size);
   if (!x)
     die("Cannot reallocate %d bytes of memory", size);