1
/* Handle list of needed message catalogs
2
Copyright (C) 1995-1999, 2000-2001, 2003 Free Software Foundation, Inc.
3
Written by Ulrich Drepper <drepper@gnu.org>, 1995.
5
This program is free software; you can redistribute it and/or modify it
6
under the terms of the GNU Library General Public License as published
7
by the Free Software Foundation; either version 2, or (at your option)
10
This program is distributed in the hope that it will be useful,
11
but WITHOUT ANY WARRANTY; without even the implied warranty of
12
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13
Library General Public License for more details.
15
You should have received a copy of the GNU Library General Public
16
License along with this program; if not, write to the Free Software
17
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
25
#include <sys/types.h>
29
#if defined HAVE_UNISTD_H || defined _LIBC
37
# include "libgnuintl.h"
40
/* @@ end of prolog @@ */
41
/* List of already loaded domains. */
42
static struct loaded_l10nfile *_nl_loaded_domains;
45
/* Return a data structure describing the message catalog described by
46
the DOMAINNAME and CATEGORY parameters with respect to the currently
47
established bindings. */
48
struct loaded_l10nfile *
50
_nl_find_domain (const char *dirname, char *locale,
51
const char *domainname, struct binding *domainbinding)
53
struct loaded_l10nfile *retval;
56
const char *territory;
58
const char *normalized_codeset;
62
const char *alias_value;
65
/* LOCALE can consist of up to four recognized parts for the XPG syntax:
67
language[_territory[.codeset]][@modifier]
69
and six parts for the CEN syntax:
71
language[_territory][+audience][+special][,[sponsor][_revision]]
73
Beside the first part all of them are allowed to be missing. If
74
the full specified locale is not found, the less specific one are
75
looked for. The various parts will be stripped off according to
81
(5) normalized codeset
86
/* If we have already tested for this locale entry there has to
87
be one data set in the list of loaded domains. */
88
retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
89
strlen (dirname) + 1, 0, locale, NULL, NULL,
90
NULL, NULL, NULL, NULL, NULL, domainname, 0);
93
/* We know something about this locale. */
96
if (retval->decided == 0)
97
_nl_load_domain (retval, domainbinding);
99
if (retval->data != NULL)
102
for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
104
if (retval->successor[cnt]->decided == 0)
105
_nl_load_domain (retval->successor[cnt], domainbinding);
107
if (retval->successor[cnt]->data != NULL)
110
return cnt >= 0 ? retval : NULL;
114
/* See whether the locale value is an alias. If yes its value
115
*overwrites* the alias name. No test for the original value is
117
alias_value = _nl_expand_alias (locale);
118
if (alias_value != NULL)
120
#if defined _LIBC || defined HAVE_STRDUP
121
locale = strdup (alias_value);
125
size_t len = strlen (alias_value) + 1;
126
locale = (char *) malloc (len);
130
memcpy (locale, alias_value, len);
134
/* Now we determine the single parts of the locale name. First
135
look for the language. Termination symbols are `_' and `@' if
136
we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
137
mask = _nl_explode_name (locale, &language, &modifier, &territory,
138
&codeset, &normalized_codeset, &special,
139
&sponsor, &revision);
141
/* Create all possible locale entries which might be interested in
143
retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
144
strlen (dirname) + 1, mask, language, territory,
145
codeset, normalized_codeset, modifier, special,
146
sponsor, revision, domainname, 1);
148
/* This means we are out of core. */
151
if (retval->decided == 0)
152
_nl_load_domain (retval, domainbinding);
153
if (retval->data == NULL)
156
for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
158
if (retval->successor[cnt]->decided == 0)
159
_nl_load_domain (retval->successor[cnt], domainbinding);
160
if (retval->successor[cnt]->data != NULL)
165
/* The room for an alias was dynamically allocated. Free it now. */
166
if (alias_value != NULL)
169
/* The space for normalized_codeset is dynamically allocated. Free it. */
170
if (mask & XPG_NORM_CODESET)
171
free ((void *) normalized_codeset);
178
libc_freeres_fn (free_mem)
180
struct loaded_l10nfile *runp = _nl_loaded_domains;
184
struct loaded_l10nfile *here = runp;
185
if (runp->data != NULL)
186
_nl_unload_domain ((struct loaded_domain *) runp->data);
188
free ((char *) here->filename);