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/* case insensitive memory block comparison
Copyright (C) 1996,1998 Free Software Foundation, Inc.
This file is part of Gforth.
Gforth 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* this is mainly useful for testing for equality; to get a version
that delivers the right < and > results in any locale, you would
have to work with strcoll and some hackery */
#include <ctype.h>
#include "forth.h"
Cell memcasecmp(const Char *s1, const Char *s2, Cell n)
{
Cell i;
for (i=0; i<n; i++) {
Char c1=toupper(s1[i]);
Char c2=toupper(s2[i]);
if (c1 != c2)
return c1-c2;
}
return 0;
}
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