xref: /minix3/external/bsd/bind/dist/lib/isc/lib.c (revision 00b67f09dd46474d133c95011a48590a8e8f94c7)
1 /*	$NetBSD: lib.c,v 1.7 2014/12/10 04:37:59 christos Exp $	*/
2 
3 /*
4  * Copyright (C) 2004, 2005, 2007, 2009, 2013, 2014  Internet Systems Consortium, Inc. ("ISC")
5  * Copyright (C) 1999-2001  Internet Software Consortium.
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
12  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
13  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
14  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
15  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
16  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 /* Id: lib.c,v 1.16 2009/09/02 23:48:02 tbox Exp  */
21 
22 /*! \file */
23 
24 #include <config.h>
25 
26 #include <stdio.h>
27 #include <stdlib.h>
28 
29 #include <isc/app.h>
30 #include <isc/lib.h>
31 #include <isc/mem.h>
32 #include <isc/msgs.h>
33 #include <isc/once.h>
34 #include <isc/socket.h>
35 #include <isc/task.h>
36 #include <isc/timer.h>
37 #include <isc/util.h>
38 
39 /***
40  *** Globals
41  ***/
42 
43 LIBISC_EXTERNAL_DATA isc_msgcat_t *		isc_msgcat = NULL;
44 
45 
46 /***
47  *** Private
48  ***/
49 
50 static isc_once_t		msgcat_once = ISC_ONCE_INIT;
51 
52 /***
53  *** Functions
54  ***/
55 
56 static void
open_msgcat(void)57 open_msgcat(void) {
58 	isc_msgcat_open("libisc.cat", &isc_msgcat);
59 }
60 
61 void
isc_lib_initmsgcat(void)62 isc_lib_initmsgcat(void) {
63 	isc_result_t result;
64 
65 	/*!
66 	 * Initialize the ISC library's message catalog, isc_msgcat, if it
67 	 * has not already been initialized.
68 	 */
69 
70 	result = isc_once_do(&msgcat_once, open_msgcat);
71 	if (result != ISC_R_SUCCESS) {
72 		/*
73 		 * Normally we'd use RUNTIME_CHECK() or FATAL_ERROR(), but
74 		 * we can't do that here, since they might call us!
75 		 * (Note that the catalog might be open anyway, so we might
76 		 * as well try to  provide an internationalized message.)
77 		 */
78 		fprintf(stderr, "%s:%d: %s: isc_once_do() %s.\n",
79 			__FILE__, __LINE__,
80 			isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
81 				       ISC_MSG_FATALERROR, "fatal error"),
82 			isc_msgcat_get(isc_msgcat, ISC_MSGSET_GENERAL,
83 				       ISC_MSG_FAILED, "failed"));
84 		abort();
85 	}
86 }
87 
88 static isc_once_t		register_once = ISC_ONCE_INIT;
89 
90 static void
do_register(void)91 do_register(void) {
92 	isc_bind9 = ISC_FALSE;
93 
94 	RUNTIME_CHECK(isc__mem_register() == ISC_R_SUCCESS);
95 	RUNTIME_CHECK(isc__app_register() == ISC_R_SUCCESS);
96 	RUNTIME_CHECK(isc__task_register() == ISC_R_SUCCESS);
97 	RUNTIME_CHECK(isc__socket_register() == ISC_R_SUCCESS);
98 	RUNTIME_CHECK(isc__timer_register() == ISC_R_SUCCESS);
99 }
100 
101 void
isc_lib_register(void)102 isc_lib_register(void) {
103 	RUNTIME_CHECK(isc_once_do(&register_once, do_register)
104 		      == ISC_R_SUCCESS);
105 }
106