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basename.c
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basename.c
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/* wvWare
* Copyright (C) Caolan McNamara, Dom Lachowicz, and others
*
* 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
* of the License, 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., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "wv.h"
/* basename -- strip directory and suffix from filenames
Copyright (C) 1990-1997, 1999 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Remove SUFFIX from the end of NAME if it is there, unless NAME
consists entirely of SUFFIX. */
void
remove_suffix (char *name, const char *suffix)
{
char *np;
const char *sp;
/*lvm007@aha.ru fix for filename case insencetivity in Win*/
#ifdef _WIN32
_strlwr(name);
#endif
np = name + strlen (name);
sp = suffix + strlen (suffix);
while (np > name && sp > suffix)
if (*--np != *--sp)
return;
if (np > name)
*np = '\0';
}
#ifndef FILESYSTEM_PREFIX_LEN
# define FILESYSTEM_PREFIX_LEN(Filename) 0
#endif
/*lvm007@aha.ru fix for filename back splashes*/
#ifndef ISSLASH
#ifndef _WIN32
# define ISSLASH(C) ((C) == '/')
#else
# define ISSLASH(C) ((C) == '/'||(C) == '\\')
#endif
#endif
/* In general, we can't use the builtin `basename' function if available,
since it has different meanings in different environments.
In some environments the builtin `basename' modifies its argument.
If NAME is all slashes, be sure to return `/'. */
char *
base_name (char const *name)
{
char const *base = name += FILESYSTEM_PREFIX_LEN (name);
int all_slashes = 1;
char const *p;
for (p = name; *p; p++)
{
if (ISSLASH (*p))
base = p + 1;
else
all_slashes = 0;
}
/* If NAME is all slashes, arrange to return `/'. */
if (*base == '\0' && ISSLASH (*name) && all_slashes)
--base;
return (char *) base;
}