summaryrefslogtreecommitdiffstats
path: root/lib/realloc.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/realloc.c')
-rw-r--r--lib/realloc.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/lib/realloc.c b/lib/realloc.c
new file mode 100644
index 0000000..d0d3e4a
--- /dev/null
+++ b/lib/realloc.c
@@ -0,0 +1,44 @@
1/* Work around bug on some systems where realloc (NULL, 0) fails.
2 Copyright (C) 1997 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
17
18/* written by Jim Meyering */
19
20#if HAVE_CONFIG_H
21# include <config.h>
22#endif
23#undef realloc
24
25#include <sys/types.h>
26
27char *malloc ();
28char *realloc ();
29
30/* Change the size of an allocated block of memory P to N bytes,
31 with error checking. If N is zero, change it to 1. If P is NULL,
32 use malloc. */
33
34char *
35rpl_realloc (p, n)
36 char *p;
37 size_t n;
38{
39 if (n == 0)
40 n = 1;
41 if (p == 0)
42 return malloc (n);
43 return realloc (p, n);
44}