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authorTon Voon <tonvoon@users.sourceforge.net>2007-01-24 22:47:25 +0000
committerTon Voon <tonvoon@users.sourceforge.net>2007-01-24 22:47:25 +0000
commitfe856aa957978504137c1d425815d4ed8a22be40 (patch)
treea5bb46ce0e64b2056f75700eadbf27aba7c39418 /gl/stripslash.c
parent210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff)
downloadmonitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'gl/stripslash.c')
-rw-r--r--gl/stripslash.c45
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diff --git a/gl/stripslash.c b/gl/stripslash.c
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1/* stripslash.c -- remove redundant trailing slashes from a file name
2
3 Copyright (C) 1990, 2001, 2003-2006 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19#include <config.h>
20
21#include "dirname.h"
22
23/* Remove trailing slashes from FILE. Return true if a trailing slash
24 was removed. This is useful when using file name completion from a
25 shell that adds a "/" after directory names (such as tcsh and
26 bash), because on symlinks to directories, several system calls
27 have different semantics according to whether a trailing slash is
28 present. */
29
30bool
31strip_trailing_slashes (char *file)
32{
33 char *base = last_component (file);
34 char *base_lim;
35 bool had_slash;
36
37 /* last_component returns "" for file system roots, but we need to turn
38 `///' into `/'. */
39 if (! *base)
40 base = file;
41 base_lim = base + base_len (base);
42 had_slash = (*base_lim != '\0');
43 *base_lim = '\0';
44 return had_slash;
45}