dpkg/lib/myopt-util.c

/*
 * libdpkg - Debian packaging suite library routines
 * myopt-util.c - command line option utilities
 *
 * Copyright © 1994,1995 Ian Jackson <ian@chiark.greenend.org.uk>
 *
 * This 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.
 *
 * This 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 dpkg; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
#include <config.h>
#include <compat.h>

#include <dpkg-i18n.h>
#include <myopt.h>

#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>

#include <dpkg.h>

void
helponly(const struct cmdinfo *cip, const char *value)
{
	usage();
	exit(0);
}

void
versiononly(const struct cmdinfo *cip, const char *value)
{
	printversion();
	exit(0);
}

void
showcopyright(const struct cmdinfo *cip, const char *value)
{
	int fd;

	fd = open(COPYINGFILE, O_RDONLY);
	if (fd < 0)
		ohshite(_("cannot open GPL file"));
	fd_fd_copy(fd, 1, -1, "showcopyright");
	exit(0);
}