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tetex-bin  3.0
rm-suffix.c
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00001 /* rm-suffix.c: remove any suffix.
00002 
00003 Copyright (C) 1992, 93, 95 Free Software Foundation, Inc.
00004 
00005 This library is free software; you can redistribute it and/or
00006 modify it under the terms of the GNU Library General Public
00007 License as published by the Free Software Foundation; either
00008 version 2 of the License, or (at your option) any later version.
00009 
00010 This library is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 Library General Public License for more details.
00014 
00015 You should have received a copy of the GNU Library General Public
00016 License along with this library; if not, write to the Free Software
00017 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
00018 
00019 #include <kpathsea/config.h>
00020 
00021 
00022 /* Generic const warning -- see extend-fname.c.  */
00023 
00024 string
00025 remove_suffix P1C(const_string, s)
00026 {
00027   string ret;
00028   const_string suffix = find_suffix (s);
00029   
00030   if (suffix)
00031     {
00032       /* Back up to before the dot.  */
00033       suffix--;
00034       ret = (string) xmalloc (suffix - s + 1);
00035       strncpy (ret, s, suffix - s);
00036       ret[suffix - s] = 0;
00037     }
00038   else
00039     ret = (string) s;
00040     
00041   return ret;
00042 }