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/* stripslash.c -- remove redundant trailing slashes from a file name
Copyright (C) 1990, 2001, 2003, 2004, 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. */
#if HAVE_CONFIG_H
# include <config.h>
#endif
#include "dirname.h"
/* Remove trailing slashes from FILE.
Return true if a trailing slash was removed.
This is useful when using file name completion from a shell that
adds a "/" after directory names (such as tcsh and bash), because
the Unix rename and rmdir system calls return an "Invalid argument" error
when given a file that ends in "/" (except for the root directory). */
bool
strip_trailing_slashes (char *file)
{
char *base = base_name (file);
char *base_lim = base + base_len (base);
bool had_slash = (*base_lim != '\0');
*base_lim = '\0';
return had_slash;
}
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