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/*
 * Copyright (c) 1997-2002 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden). 
 * All rights reserved. 
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions 
 * are met: 
 *
 * 1. Redistributions of source code must retain the above copyright 
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright 
 *    notice, this list of conditions and the following disclaimer in the 
 *    documentation and/or other materials provided with the distribution. 
 *
 * 3. Neither the name of the Institute nor the names of its contributors 
 *    may be used to endorse or promote products derived from this software 
 *    without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
 * SUCH DAMAGE. 
 */

#include "kcm_locl.h"

RCSID("$Id: main.c 15298 2005-05-30 10:58:14Z lha $");

sig_atomic_t exit_flag = 0;

krb5_context kcm_context = NULL;

static RETSIGTYPE
sigterm(int sig)
{
    exit_flag = 1;
}

static RETSIGTYPE
sigusr1(int sig)
{
    kcm_debug_ccache(kcm_context);
}

static RETSIGTYPE
sigusr2(int sig)
{
    kcm_debug_events(kcm_context);
}

int
main(int argc, char **argv)
{
    krb5_error_code ret;
    setprogname(argv[0]);

    ret = krb5_init_context(&kcm_context);
    if (ret) {
	errx (1, "krb5_init_context failed: %d", ret);
	return ret;
    }

    kcm_configure(argc, argv);
    
#ifdef HAVE_SIGACTION
    {
	struct sigaction sa;

	sa.sa_flags = 0;
	sa.sa_handler = sigterm;
	sigemptyset(&sa.sa_mask);

	sigaction(SIGINT, &sa, NULL);
	sigaction(SIGTERM, &sa, NULL);

	sa.sa_handler = sigusr1;
	sigaction(SIGUSR1, &sa, NULL);

	sa.sa_handler = sigusr2;
	sigaction(SIGUSR2, &sa, NULL);

	sa.sa_handler = SIG_IGN;
	sigaction(SIGPIPE, &sa, NULL);
    }
#else
    signal(SIGINT, sigterm);
    signal(SIGTERM, sigterm);
    signal(SIGUSR1, sigusr1);
    signal(SIGUSR2, sigusr2);
    signal(SIGPIPE, SIG_IGN);
#endif
    if (detach_from_console)
	daemon(0, 0);
    pidfile(NULL);
    kcm_loop();
    krb5_free_context(kcm_context);
    return 0;
}
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