X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Frealloc.c;h=d0d3e4ab07c242e9ca96710be79c703bd181895b;hb=c2f78d65241d3711416d2e79d1018dd7aa1bb385;hp=91fa3b250b109d831e80553b30e038f6a84e0727;hpb=6f68d6c8b00a12f088ca37ed29e2c7d404dcef4e;p=gnulib.git

diff --git a/lib/realloc.c b/lib/realloc.c
index 91fa3b250..d0d3e4ab0 100644
--- a/lib/realloc.c
+++ b/lib/realloc.c
@@ -1,4 +1,4 @@
-/* Work around bug on some systems where realloc (NULL, n) fails.
+/* Work around bug on some systems where realloc (NULL, 0) fails.
    Copyright (C) 1997 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
@@ -24,16 +24,20 @@
 
 #include <sys/types.h>
 
+char *malloc ();
 char *realloc ();
 
 /* Change the size of an allocated block of memory P to N bytes,
-   with error checking.  If P is NULL, use malloc.  */
+   with error checking.  If N is zero, change it to 1.  If P is NULL,
+   use malloc.  */
 
 char *
 rpl_realloc (p, n)
      char *p;
      size_t n;
 {
+  if (n == 0)
+    n = 1;
   if (p == 0)
     return malloc (n);
   return realloc (p, n);