coreutils/lib/rename.c
2005-09-22 06:05:39 +00:00

59 lines
1.6 KiB
C

/* Work around the bug in some systems whereby rename fails when the source
file has a trailing slash. The rename functions of SunOS 4.1.1_U1 and
mips-dec-ultrix4.4 have this bug.
Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* written by Volker Borchert */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#undef rename
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "dirname.h"
#include "xalloc.h"
/* Rename the file SRC to DST, removing any trailing
slashes from SRC. Needed for SunOS 4.1.1_U1. */
int
rpl_rename (char const *src, char const *dst)
{
char *src_temp;
int ret_val;
size_t s_len = strlen (src);
if (s_len && src[s_len - 1] == '/')
{
src_temp = xstrdup (src);
strip_trailing_slashes (src_temp);
}
else
src_temp = (char *) src;
ret_val = rename (src_temp, dst);
if (src_temp != src)
free (src_temp);
return ret_val;
}