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Member "sitecopy-0.16.6/lib/basename.c" (2 Jan 2005, 1681 Bytes) of archive /linux/www/sitecopy-0.16.6.tar.gz:


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    1 /* basename.c -- return the last element in a path
    2    Copyright (C) 1990, 1998, 1999 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 #if HAVE_CONFIG_H
   19 # include <config.h>
   20 #endif
   21 
   22 #include <basename.h>
   23 
   24 #ifndef FILESYSTEM_PREFIX_LEN
   25 # define FILESYSTEM_PREFIX_LEN(Filename) 0
   26 #endif
   27 
   28 #ifndef ISSLASH
   29 # define ISSLASH(C) ((C) == '/')
   30 #endif
   31 
   32 /* In general, we can't use the builtin `basename' function if available,
   33    since it has different meanings in different environments.
   34    In some environments the builtin `basename' modifies its argument.
   35    If NAME is all slashes, be sure to return `/'.  */
   36 
   37 char *
   38 base_name (char const *name)
   39 {
   40   char const *base = name += FILESYSTEM_PREFIX_LEN (name);
   41   int all_slashes = 1;
   42   char const *p;
   43 
   44   for (p = name; *p; p++)
   45     {
   46       if (ISSLASH (*p))
   47     base = p + 1;
   48       else
   49     all_slashes = 0;
   50     }
   51 
   52   /* If NAME is all slashes, arrange to return `/'.  */
   53   if (*base == '\0' && ISSLASH (*name) && all_slashes)
   54     --base;
   55 
   56   return (char *) base;
   57 }