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// -*- C++ -*-
/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
Written by James Clark (jjc@jclark.com)
This file is part of groff.
groff 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, or (at your option) any later
version.
groff 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 groff; see the file COPYING. If not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <ctype.h>
#ifdef __FreeBSD__
#include <locale.h>
#endif
#include "cmap.h"
cmap cmlower(CMAP_BUILTIN);
cmap cmupper(CMAP_BUILTIN);
#if defined(isascii) && !defined(__FreeBSD__)
#define ISASCII(c) isascii(c)
#else
#define ISASCII(c) (1)
#endif
cmap::cmap()
{
unsigned char *p = v;
for (int i = 0; i <= UCHAR_MAX; i++)
p[i] = i;
}
cmap::cmap(cmap_builtin)
{
// these are initialised by cmap_init::cmap_init()
}
int cmap_init::initialised = 0;
cmap_init::cmap_init()
{
if (initialised)
return;
initialised = 1;
#ifdef __FreeBSD__
(void) setlocale(LC_CTYPE, "");
#endif
for (int i = 0; i <= UCHAR_MAX; i++) {
cmupper.v[i] = ISASCII(i) && islower(i) ? toupper(i) : i;
cmlower.v[i] = ISASCII(i) && isupper(i) ? tolower(i) : i;
}
}
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