lib/isc/lib.c

	lib.c revision 3759f10fc543747668b1ca4b4671f35b0dea8445
/*
 * Copyright (C) 2004, 2005, 2007, 2009, 2013-2015  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 1999-2001  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/* $Id: lib.c,v 1.16 2009/09/02 23:48:02 tbox Exp $ */

/*! \file */

#include <config.h>

#include <stdio.h>
#include <stdlib.h>

#include <isc/app.h>
#include <isc/lib.h>
#include <isc/mem.h>
#include <isc/msgs.h>
#include <isc/once.h>
#include <isc/print.h>
#include <isc/socket.h>
#include <isc/task.h>
#include <isc/timer.h>
#include <isc/util.h>

/***
 *** Globals
 ***/

LIBISC_EXTERNAL_DATA isc_msgcat_t *     isc_msgcat = NULL;


/***
 *** Private
 ***/

static isc_once_t       msgcat_once = ISC_ONCE_INIT;

/***
 *** Functions
 ***/

static void
open_msgcat(void) {
    isc_msgcat_open("libisc.cat", &isc_msgcat);
}

void
isc_lib_initmsgcat(void) {
    isc_result_t result;

    /*!
     * Initialize the ISC library's message catalog, isc_msgcat, if it
     * has not already been initialized.
     */

    result = isc_once_do(&msgcat_once, open_msgcat);
    if (result != ISC_R_SUCCESS) {
        /*
         * Normally we'd use RUNTIME_CHECK() or FATAL_ERROR(), but
         * we can't do that here, since they might call us!
         * (Note that the catalog might be open anyway, so we might
         * as well try to  provide an internationalized message.)
         */
        fprintf(stderr, "%s:%d: %s: isc_once_do() %s.\n",
            __FILE__, __LINE__,
            isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
                       ISC_MSG_FATALERROR, "fatal error"),
            isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
                       ISC_MSG_FAILED, "failed"));
        abort();
    }
}

static isc_once_t       register_once = ISC_ONCE_INIT;

static void
do_register(void) {
    isc_bind9 = ISC_FALSE;

    RUNTIME_CHECK(isc__mem_register() == ISC_R_SUCCESS);
    RUNTIME_CHECK(isc__app_register() == ISC_R_SUCCESS);
    RUNTIME_CHECK(isc__task_register() == ISC_R_SUCCESS);
    RUNTIME_CHECK(isc__socket_register() == ISC_R_SUCCESS);
    RUNTIME_CHECK(isc__timer_register() == ISC_R_SUCCESS);
}

void
isc_lib_register(void) {
    RUNTIME_CHECK(isc_once_do(&register_once, do_register)
              == ISC_R_SUCCESS);
}