00b67f09dd
Also known as ISC bind. This import adds utilities such as host(1), dig(1), and nslookup(1), as well as many other tools and libraries. Change-Id: I035ca46e64f1965d57019e773f4ff0ef035e4aa3
134 lines
3.1 KiB
C
134 lines
3.1 KiB
C
/* $NetBSD: msgcat.c,v 1.4 2014/12/10 04:38:00 christos Exp $ */
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/*
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* Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC")
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* Copyright (C) 1999-2001 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* Id: msgcat.c,v 1.18 2007/06/19 23:47:18 tbox Exp */
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/*! \file msgcat.c
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*
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* \author Principal Author: Bob Halley
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*/
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#include <config.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <isc/magic.h>
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#include <isc/msgcat.h>
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#include <isc/util.h>
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#ifdef HAVE_CATGETS
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#include <nl_types.h> /* Required for nl_catd. */
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#endif
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/*
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* Implementation Notes:
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*
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* We use malloc() and free() instead of isc_mem_get() and isc_mem_put()
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* because we don't want to require a memory context to be specified
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* in order to use a message catalog.
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*/
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struct isc_msgcat {
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unsigned int magic;
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#ifdef HAVE_CATGETS
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nl_catd catalog;
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#endif
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};
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#define MSGCAT_MAGIC ISC_MAGIC('M', 'C', 'a', 't')
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#define VALID_MSGCAT(m) ISC_MAGIC_VALID(m, MSGCAT_MAGIC)
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void
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isc_msgcat_open(const char *name, isc_msgcat_t **msgcatp) {
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isc_msgcat_t *msgcat;
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/*
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* Open a message catalog.
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*/
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REQUIRE(name != NULL);
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REQUIRE(msgcatp != NULL && *msgcatp == NULL);
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msgcat = malloc(sizeof(*msgcat));
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if (msgcat == NULL) {
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*msgcatp = NULL;
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return;
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}
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#ifdef HAVE_CATGETS
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/*
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* We don't check if catopen() fails because we don't care.
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* If it does fail, then when we call catgets(), it will use
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* the default string.
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*/
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msgcat->catalog = catopen(name, 0);
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#endif
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msgcat->magic = MSGCAT_MAGIC;
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*msgcatp = msgcat;
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}
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void
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isc_msgcat_close(isc_msgcat_t **msgcatp) {
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isc_msgcat_t *msgcat;
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/*
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* Close a message catalog.
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*/
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REQUIRE(msgcatp != NULL);
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msgcat = *msgcatp;
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REQUIRE(VALID_MSGCAT(msgcat) || msgcat == NULL);
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if (msgcat != NULL) {
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#ifdef HAVE_CATGETS
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if (msgcat->catalog != (nl_catd)(-1))
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(void)catclose(msgcat->catalog);
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#endif
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msgcat->magic = 0;
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free(msgcat);
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}
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*msgcatp = NULL;
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}
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const char *
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isc_msgcat_get(isc_msgcat_t *msgcat, int set, int message,
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const char *default_text)
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{
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/*
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* Get message 'message' from message set 'set' in 'msgcat'. If it
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* is not available, use 'default'.
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*/
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REQUIRE(VALID_MSGCAT(msgcat) || msgcat == NULL);
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REQUIRE(set > 0);
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REQUIRE(message > 0);
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REQUIRE(default_text != NULL);
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#ifdef HAVE_CATGETS
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if (msgcat == NULL)
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return (default_text);
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return (catgets(msgcat->catalog, set, message, default_text));
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#else
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return (default_text);
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#endif
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}
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