source/texk/kpathsea/uppercasify.c

   1 /* uppercasify.c: change all lowercase letters to uppercase.
   2
   3    Copyright 1993, 2008 Karl Berry.
   4
   5    This library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    This library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public License
  16    along with this library; if not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <kpathsea/config.h>
  19
  20 #include <kpathsea/c-ctype.h>
  21
  22
  23 string
  24 uppercasify (const_string s)
  25 {
  26   string target;
  27   string ret = xstrdup (s);
  28
  29   for (target = ret; *target; target++)
  30     {
  31       *target = TOUPPER (*target);
  32     }
  33
  34   return ret;
  35 }