root/libutil/die.c

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DEFINITIONS

This source file includes following definitions.
  1. setquiet
  2. setverbose
  3. setdebug
  4. sethandler
  5. die
  6. die_with_code
  7. message
  8. warning

/*
 * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003
 *      Tama Communications Corporation
 *
 * This file is part of GNU GLOBAL.
 *
 * This program 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#ifdef STDC_HEADERS
#include <stdlib.h>
#endif

#include "die.h"

static int quiet;
static int verbose;
static int debug;
static void (*exit_proc)(void);

void
setquiet(void)
{
        quiet = 1;
}
void
setverbose(void)
{
        verbose = 1;
}
void
setdebug(void)
{
        debug = 1;
}
void
sethandler(void (*proc)(void))
{
        exit_proc = proc;
}
void
die(const char *s, ...)
{
        va_list ap;

        if (!quiet) {
                fprintf(stderr, "%s: ", progname);
                va_start(ap, s);
                (void)vfprintf(stderr, s, ap);
                va_end(ap);
                fputs("\n", stderr);
        }
        if (exit_proc)
                (*exit_proc)();
        if (debug)
                abort();
        exit(1);
}

void
die_with_code(int n, const char *s, ...)
{
        va_list ap;

        if (!quiet) {
                fprintf(stderr, "%s: ", progname);
                va_start(ap, s);
                (void)vfprintf(stderr, s, ap);
                va_end(ap);
                fputs("\n", stderr);
        }
        if (exit_proc)
                (*exit_proc)();
        if (debug)
                abort();
        exit(n);
}
void
message(const char *s, ...)
{
        va_list ap;

        if (!quiet && verbose) {
                va_start(ap, s);
                (void)vfprintf(stderr, s, ap);
                va_end(ap);
                fputs("\n", stderr);
        }
}
void
warning(const char *s, ...)
{
        va_list ap;

        if (!quiet) {
                fputs("Warning: ", stderr);
                va_start(ap, s);
                (void)vfprintf(stderr, s, ap);
                va_end(ap);
                fputs("\n", stderr);
        }
}

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