/*
*  fn2upr v1.0  Converts lowercase filenames to uppercase
*
*  Copyright (C) 2003 Mats Peterson
*
*  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; see the file COPYING.  If not, write to
*  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
*  Boston, MA 02111-1307, USA.
*
*  Please send any comments/bug reports to
*  [email protected]  (Mats Peterson)
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>


char *fn_toupper(char *fname)
{
   static char tmp[256];
   int i;

   for (i = strlen(fname) - 1; (fname[i] != '/') && (i > -1); i--)
       tmp[i] = toupper(fname[i]);
   for (; i > -1; i--)
       tmp[i] = fname[i];

   tmp[strlen(fname)] = 0;
   return tmp;
}

void usage(void)
{
   fprintf(stderr, "usage: fn2upr file ...\n");
   exit(0);
}

int main(int argc, char **argv)
{
   int i;

   if (argc == 1)
       usage();

   for (i = 1; i < argc; i++) {
       printf("Renaming %s\n", argv[i]);
       if (rename(argv[i], fn_toupper(argv[i])) == -1)
           perror("rename");
   }
   printf("\nFinished.\n\n");
   exit(0);
}