/* Handle list of needed message catalogs
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/* Handle list of needed message catalogs
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Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
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Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifdef HAVE_CONFIG_H
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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# include <config.h>
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#endif
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#endif
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#include <ctype.h>
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#include <ctype.h>
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#include <errno.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/types.h>
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#if defined STDC_HEADERS || defined _LIBC
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#if defined STDC_HEADERS || defined _LIBC
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# include <stdlib.h>
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# include <stdlib.h>
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#else
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#else
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# ifdef HAVE_MALLOC_H
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# ifdef HAVE_MALLOC_H
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# include <malloc.h>
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# include <malloc.h>
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# else
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# else
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void free ();
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void free ();
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# endif
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# endif
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#endif
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#endif
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#if defined HAVE_STRING_H || defined _LIBC
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#if defined HAVE_STRING_H || defined _LIBC
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# include <string.h>
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# include <string.h>
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#else
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#else
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# include <strings.h>
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# include <strings.h>
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# ifndef memcpy
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# ifndef memcpy
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# define memcpy(Dst, Src, Num) bcopy (Src, Dst, Num)
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# define memcpy(Dst, Src, Num) bcopy (Src, Dst, Num)
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# endif
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# endif
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#endif
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#endif
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#if !HAVE_STRCHR && !defined _LIBC
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#if !HAVE_STRCHR && !defined _LIBC
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# ifndef strchr
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# ifndef strchr
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# define strchr index
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# define strchr index
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# endif
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# endif
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#endif
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#endif
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#if defined HAVE_UNISTD_H || defined _LIBC
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#if defined HAVE_UNISTD_H || defined _LIBC
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# include <unistd.h>
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# include <unistd.h>
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#endif
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#endif
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#include "gettext.h"
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#include "gettext.h"
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#include "gettextP.h"
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#include "gettextP.h"
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#ifdef _LIBC
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#ifdef _LIBC
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# include <libintl.h>
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# include <libintl.h>
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#else
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#else
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# include "libgettext.h"
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# include "libgettext.h"
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#endif
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#endif
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/* @@ end of prolog @@ */
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/* @@ end of prolog @@ */
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/* List of already loaded domains. */
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/* List of already loaded domains. */
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static struct loaded_l10nfile *_nl_loaded_domains;
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static struct loaded_l10nfile *_nl_loaded_domains;
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/* Return a data structure describing the message catalog described by
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/* Return a data structure describing the message catalog described by
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the DOMAINNAME and CATEGORY parameters with respect to the currently
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the DOMAINNAME and CATEGORY parameters with respect to the currently
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established bindings. */
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established bindings. */
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struct loaded_l10nfile *
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struct loaded_l10nfile *
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_nl_find_domain (dirname, locale, domainname)
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_nl_find_domain (dirname, locale, domainname)
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const char *dirname;
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const char *dirname;
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char *locale;
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char *locale;
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const char *domainname;
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const char *domainname;
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{
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{
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struct loaded_l10nfile *retval;
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struct loaded_l10nfile *retval;
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const char *language;
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const char *language;
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const char *modifier;
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const char *modifier;
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const char *territory;
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const char *territory;
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const char *codeset;
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const char *codeset;
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const char *normalized_codeset;
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const char *normalized_codeset;
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const char *special;
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const char *special;
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const char *sponsor;
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const char *sponsor;
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const char *revision;
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const char *revision;
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const char *alias_value;
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const char *alias_value;
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int mask;
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int mask;
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/* LOCALE can consist of up to four recognized parts for the XPG syntax:
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/* LOCALE can consist of up to four recognized parts for the XPG syntax:
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language[_territory[.codeset]][@modifier]
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language[_territory[.codeset]][@modifier]
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and six parts for the CEN syntax:
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and six parts for the CEN syntax:
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language[_territory][+audience][+special][,[sponsor][_revision]]
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language[_territory][+audience][+special][,[sponsor][_revision]]
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Beside the first all of them are allowed to be missing. If the
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Beside the first all of them are allowed to be missing. If the
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full specified locale is not found, the less specific one are
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full specified locale is not found, the less specific one are
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looked for. The various part will be stripped of according to
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looked for. The various part will be stripped of according to
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the following order:
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the following order:
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(1) revision
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(1) revision
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(2) sponsor
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(2) sponsor
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(3) special
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(3) special
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(4) codeset
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(4) codeset
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(5) normalized codeset
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(5) normalized codeset
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(6) territory
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(6) territory
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(7) audience/modifier
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(7) audience/modifier
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*/
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*/
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/* If we have already tested for this locale entry there has to
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/* If we have already tested for this locale entry there has to
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be one data set in the list of loaded domains. */
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be one data set in the list of loaded domains. */
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retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
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retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
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strlen (dirname) + 1, 0, locale, NULL, NULL,
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strlen (dirname) + 1, 0, locale, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, domainname, 0);
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NULL, NULL, NULL, NULL, NULL, domainname, 0);
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if (retval != NULL)
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if (retval != NULL)
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{
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{
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/* We know something about this locale. */
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/* We know something about this locale. */
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int cnt;
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int cnt;
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if (retval->decided == 0)
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if (retval->decided == 0)
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_nl_load_domain (retval);
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_nl_load_domain (retval);
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if (retval->data != NULL)
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if (retval->data != NULL)
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return retval;
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return retval;
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for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
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for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
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{
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{
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if (retval->successor[cnt]->decided == 0)
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if (retval->successor[cnt]->decided == 0)
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_nl_load_domain (retval->successor[cnt]);
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_nl_load_domain (retval->successor[cnt]);
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if (retval->successor[cnt]->data != NULL)
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if (retval->successor[cnt]->data != NULL)
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break;
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break;
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}
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}
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return cnt >= 0 ? retval : NULL;
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return cnt >= 0 ? retval : NULL;
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/* NOTREACHED */
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/* NOTREACHED */
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}
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}
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/* See whether the locale value is an alias. If yes its value
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/* See whether the locale value is an alias. If yes its value
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*overwrites* the alias name. No test for the original value is
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*overwrites* the alias name. No test for the original value is
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done. */
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done. */
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alias_value = _nl_expand_alias (locale);
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alias_value = _nl_expand_alias (locale);
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if (alias_value != NULL)
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if (alias_value != NULL)
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{
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{
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size_t len = strlen (alias_value) + 1;
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size_t len = strlen (alias_value) + 1;
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locale = (char *) malloc (len);
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locale = (char *) malloc (len);
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if (locale == NULL)
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if (locale == NULL)
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return NULL;
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return NULL;
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memcpy (locale, alias_value, len);
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memcpy (locale, alias_value, len);
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}
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}
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/* Now we determine the single parts of the locale name. First
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/* Now we determine the single parts of the locale name. First
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look for the language. Termination symbols are `_' and `@' if
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look for the language. Termination symbols are `_' and `@' if
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we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
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we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
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mask = _nl_explode_name (locale, &language, &modifier, &territory,
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mask = _nl_explode_name (locale, &language, &modifier, &territory,
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&codeset, &normalized_codeset, &special,
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&codeset, &normalized_codeset, &special,
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&sponsor, &revision);
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&sponsor, &revision);
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/* Create all possible locale entries which might be interested in
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/* Create all possible locale entries which might be interested in
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generalization. */
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generalization. */
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retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
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retval = _nl_make_l10nflist (&_nl_loaded_domains, dirname,
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strlen (dirname) + 1, mask, language, territory,
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strlen (dirname) + 1, mask, language, territory,
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codeset, normalized_codeset, modifier, special,
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codeset, normalized_codeset, modifier, special,
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sponsor, revision, domainname, 1);
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sponsor, revision, domainname, 1);
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if (retval == NULL)
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if (retval == NULL)
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/* This means we are out of core. */
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/* This means we are out of core. */
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return NULL;
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return NULL;
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if (retval->decided == 0)
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if (retval->decided == 0)
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_nl_load_domain (retval);
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_nl_load_domain (retval);
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if (retval->data == NULL)
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if (retval->data == NULL)
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{
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{
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int cnt;
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int cnt;
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for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
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for (cnt = 0; retval->successor[cnt] != NULL; ++cnt)
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{
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{
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if (retval->successor[cnt]->decided == 0)
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if (retval->successor[cnt]->decided == 0)
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_nl_load_domain (retval->successor[cnt]);
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_nl_load_domain (retval->successor[cnt]);
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if (retval->successor[cnt]->data != NULL)
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if (retval->successor[cnt]->data != NULL)
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break;
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break;
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}
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}
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}
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}
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/* The room for an alias was dynamically allocated. Free it now. */
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/* The room for an alias was dynamically allocated. Free it now. */
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if (alias_value != NULL)
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if (alias_value != NULL)
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free (locale);
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free (locale);
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return retval;
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return retval;
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}
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}
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