157 lines
6 KiB
C
157 lines
6 KiB
C
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/* Copyright (C) 1996-1999, 2000-2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published
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by the Free Software Foundation; either version 2, or (at your option)
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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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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
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USA. */
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#ifndef _LOADINFO_H
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#define _LOADINFO_H 1
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/* Declarations of locale dependent catalog lookup functions.
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Implemented in
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localealias.c Possibly replace a locale name by another.
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explodename.c Split a locale name into its various fields.
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l10nflist.c Generate a list of filenames of possible message catalogs.
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finddomain.c Find and open the relevant message catalogs.
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The main function _nl_find_domain() in finddomain.c is declared
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in gettextP.h.
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*/
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#ifndef PARAMS
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# if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
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# define PARAMS(args) args
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# else
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# define PARAMS(args) ()
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# endif
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#endif
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#ifndef internal_function
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# define internal_function
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#endif
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/* Tell the compiler when a conditional or integer expression is
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almost always true or almost always false. */
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#ifndef HAVE_BUILTIN_EXPECT
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# define __builtin_expect(expr, val) (expr)
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#endif
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/* Separator in PATH like lists of pathnames. */
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#if defined _WIN32 || defined __WIN32__ || defined __EMX__ || defined __DJGPP__
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/* Win32, OS/2, DOS */
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# define PATH_SEPARATOR ';'
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#else
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/* Unix */
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# define PATH_SEPARATOR ':'
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#endif
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/* Encoding of locale name parts. */
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#define CEN_REVISION 1
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#define CEN_SPONSOR 2
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#define CEN_SPECIAL 4
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#define XPG_NORM_CODESET 8
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#define XPG_CODESET 16
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#define TERRITORY 32
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#define CEN_AUDIENCE 64
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#define XPG_MODIFIER 128
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#define CEN_SPECIFIC (CEN_REVISION|CEN_SPONSOR|CEN_SPECIAL|CEN_AUDIENCE)
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#define XPG_SPECIFIC (XPG_CODESET|XPG_NORM_CODESET|XPG_MODIFIER)
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struct loaded_l10nfile
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{
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const char *filename;
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int decided;
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const void *data;
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struct loaded_l10nfile *next;
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struct loaded_l10nfile *successor[1];
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};
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/* Normalize codeset name. There is no standard for the codeset
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names. Normalization allows the user to use any of the common
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names. The return value is dynamically allocated and has to be
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freed by the caller. */
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extern const char *_nl_normalize_codeset PARAMS ((const char *codeset,
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size_t name_len));
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/* Lookup a locale dependent file.
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*L10NFILE_LIST denotes a pool of lookup results of locale dependent
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files of the same kind, sorted in decreasing order of ->filename.
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DIRLIST and DIRLIST_LEN are an argz list of directories in which to
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look, containing at least one directory (i.e. DIRLIST_LEN > 0).
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MASK, LANGUAGE, TERRITORY, CODESET, NORMALIZED_CODESET, MODIFIER,
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SPECIAL, SPONSOR, REVISION are the pieces of the locale name, as
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produced by _nl_explode_name(). FILENAME is the filename suffix.
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The return value is the lookup result, either found in *L10NFILE_LIST,
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or - if DO_ALLOCATE is nonzero - freshly allocated, or possibly NULL.
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If the return value is non-NULL, it is added to *L10NFILE_LIST, and
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its ->next field denotes the chaining inside *L10NFILE_LIST, and
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furthermore its ->successor[] field contains a list of other lookup
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results from which this lookup result inherits. */
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extern struct loaded_l10nfile *
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_nl_make_l10nflist PARAMS ((struct loaded_l10nfile **l10nfile_list,
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const char *dirlist, size_t dirlist_len, int mask,
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const char *language, const char *territory,
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const char *codeset,
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const char *normalized_codeset,
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const char *modifier, const char *special,
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const char *sponsor, const char *revision,
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const char *filename, int do_allocate));
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/* Lookup the real locale name for a locale alias NAME, or NULL if
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NAME is not a locale alias (but possibly a real locale name).
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The return value is statically allocated and must not be freed. */
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extern const char *_nl_expand_alias PARAMS ((const char *name));
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/* Split a locale name NAME into its pieces: language, modifier,
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territory, codeset, special, sponsor, revision.
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NAME gets destructively modified: NUL bytes are inserted here and
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there. *LANGUAGE gets assigned NAME. Each of *MODIFIER, *TERRITORY,
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*CODESET, *SPECIAL, *SPONSOR, *REVISION gets assigned either a
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pointer into the old NAME string, or NULL. *NORMALIZED_CODESET
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gets assigned the expanded *CODESET, if it is different from *CODESET;
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this one is dynamically allocated and has to be freed by the caller.
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The return value is a bitmask, where each bit corresponds to one
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filled-in value:
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XPG_MODIFIER, CEN_AUDIENCE for *MODIFIER,
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TERRITORY for *TERRITORY,
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XPG_CODESET for *CODESET,
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XPG_NORM_CODESET for *NORMALIZED_CODESET,
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CEN_SPECIAL for *SPECIAL,
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CEN_SPONSOR for *SPONSOR,
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CEN_REVISION for *REVISION.
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*/
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extern int _nl_explode_name PARAMS ((char *name, const char **language,
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const char **modifier,
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const char **territory,
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const char **codeset,
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const char **normalized_codeset,
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const char **special,
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const char **sponsor,
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const char **revision));
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/* Split a locale name NAME into a leading language part and all the
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rest. Return a pointer to the first character after the language,
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i.e. to the first byte of the rest. */
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extern char *_nl_find_language PARAMS ((const char *name));
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#endif /* loadinfo.h */
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