149 lines
3.9 KiB
C
149 lines
3.9 KiB
C
/* $NetBSD: textdomain.c,v 1.12 2007/09/25 08:19:09 junyoung Exp $ */
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/*-
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* Copyright (c) 2000, 2001 Citrus Project,
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: textdomain.c,v 1.12 2007/09/25 08:19:09 junyoung Exp $");
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#include <sys/param.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <libintl.h>
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#include "libintl_local.h"
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#include "pathnames.h"
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static struct domainbinding __default_binding = {
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NULL, DEFAULT_DOMAINNAME, _PATH_TEXTDOMAIN,
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};
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struct domainbinding *__bindings = &__default_binding;
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char __current_domainname[PATH_MAX] = DEFAULT_DOMAINNAME;
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static struct domainbinding *domainbinding_lookup(const char *, int);
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/*
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* set the default domainname for dcngettext() and friends.
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*/
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char *
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textdomain(const char *domainname)
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{
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/* NULL pointer gives the current setting */
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if (!domainname)
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return __current_domainname;
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/* empty string sets the value back to the default */
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if (!*domainname) {
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strlcpy(__current_domainname, DEFAULT_DOMAINNAME,
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sizeof(__current_domainname));
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} else {
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strlcpy(__current_domainname, domainname,
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sizeof(__current_domainname));
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}
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return __current_domainname;
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}
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char *
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bindtextdomain(const char *domainname, const char *dirname)
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{
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struct domainbinding *p;
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/* NULL pointer or empty string returns NULL with no operation */
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if (!domainname || !*domainname)
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return NULL;
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if (dirname && (strlen(dirname) + 1 > sizeof(p->path)))
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return NULL;
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#if 0
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/* disallow relative path */
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if (dirname[0] != '/')
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return NULL;
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#endif
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if (strlen(domainname) + 1 > sizeof(p->domainname))
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return NULL;
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p = domainbinding_lookup(domainname, (dirname != NULL));
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if (!dirname) {
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if (p)
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return (p->path);
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else
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return (char *)__UNCONST(_PATH_TEXTDOMAIN);
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}
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strlcpy(p->path, dirname, sizeof(p->path));
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p->mohandle.mo.mo_magic = 0; /* invalidate current mapping */
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return (p->path);
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}
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char *
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bind_textdomain_codeset(const char *domainname, const char *codeset)
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{
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struct domainbinding *p;
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p = domainbinding_lookup(domainname, (codeset != NULL));
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if (p == NULL)
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return NULL;
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if (codeset) {
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if (p->codeset)
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free(p->codeset);
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p->codeset = strdup(codeset);
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}
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return p->codeset;
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}
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/*
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* lookup binding for the domainname
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*/
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static struct domainbinding *
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domainbinding_lookup(const char *domainname, int alloc)
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{
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struct domainbinding *p;
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for (p = __bindings; p; p = p->next)
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if (strcmp(p->domainname, domainname) == 0)
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break;
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if (!p && alloc) {
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p = (struct domainbinding *)malloc(sizeof(*p));
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if (!p)
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return NULL;
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memset(p, 0, sizeof(*p));
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p->next = __bindings;
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strlcpy(p->domainname, domainname, sizeof(p->domainname));
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__bindings = p;
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}
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return p;
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}
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