File:  [gforth] / gforth / engine / Attic / memcmpc.c
Revision 1.5: download - view: text, annotated - select for diffs
Tue Dec 24 23:40:30 2002 UTC (19 years, 1 month ago) by anton
Branches: MAIN
CVS tags: HEAD
Gforth now supports large files (>2GB) on small machines (32-bits/cell).
forth.h now asks for all kinds of POSIX, X/Open, and GNU support.
rearranged include files such that forth.h precedes the system files.

/* 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
  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., 59 Temple Place, Suite 330, Boston, MA 02111, 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 "forth.h"
#include <ctype.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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