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/* Copyright (C) 1995-1999, 2000-2003 Free Software Foundation, Inc.
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Contributed 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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USA. */
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/* Tell glibc's <string.h> to provide a prototype for stpcpy().
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This must come before <config.h> because <config.h> may include
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<features.h>, and once <features.h> has been included, it's too late. */
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#ifndef _GNU_SOURCE
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# define _GNU_SOURCE 1
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#endif
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <string.h>
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#if defined _LIBC || defined HAVE_ARGZ_H
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# include <argz.h>
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#endif
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#include <ctype.h>
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#include <sys/types.h>
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#include <stdlib.h>
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#include "loadinfo.h"
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/* On some strange systems still no definition of NULL is found. Sigh! */
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#ifndef NULL
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# if defined __STDC__ && __STDC__
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# define NULL ((void *) 0)
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# else
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# define NULL 0
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# endif
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#endif
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/* @@ end of prolog @@ */
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#ifdef _LIBC
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/* Rename the non ANSI C functions. This is required by the standard
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because some ANSI C functions will require linking with this object
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file and the name space must not be polluted. */
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# ifndef stpcpy
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# define stpcpy(dest, src) __stpcpy(dest, src)
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# endif
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#else
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# ifndef HAVE_STPCPY
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zoff99 |
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char *stpcpy (char *dest, const char *src);
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zoff99 |
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# endif
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#endif
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/* Pathname support.
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ISSLASH(C) tests whether C is a directory separator character.
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IS_ABSOLUTE_PATH(P) tests whether P is an absolute path. If it is not,
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it may be concatenated to a directory pathname.
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*/
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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 ISSLASH(C) ((C) == '/' || (C) == '\\')
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# define HAS_DEVICE(P) \
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((((P)[0] >= 'A' && (P)[0] <= 'Z') || ((P)[0] >= 'a' && (P)[0] <= 'z')) \
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&& (P)[1] == ':')
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# define IS_ABSOLUTE_PATH(P) (ISSLASH ((P)[0]) || HAS_DEVICE (P))
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#else
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/* Unix */
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# define ISSLASH(C) ((C) == '/')
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# define IS_ABSOLUTE_PATH(P) ISSLASH ((P)[0])
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#endif
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/* Define function which are usually not available. */
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#if !defined _LIBC && !defined HAVE___ARGZ_COUNT
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/* Returns the number of strings in ARGZ. */
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static size_t
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argz_count__ (const char *argz, size_t len)
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{
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size_t count = 0;
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while (len > 0)
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{
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size_t part_len = strlen (argz);
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argz += part_len + 1;
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len -= part_len + 1;
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count++;
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}
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return count;
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}
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# undef __argz_count
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# define __argz_count(argz, len) argz_count__ (argz, len)
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#else
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# ifdef _LIBC
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# define __argz_count(argz, len) INTUSE(__argz_count) (argz, len)
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# endif
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#endif /* !_LIBC && !HAVE___ARGZ_COUNT */
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#if !defined _LIBC && !defined HAVE___ARGZ_STRINGIFY
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/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
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except the last into the character SEP. */
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static void
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argz_stringify__ (char *argz, size_t len, int sep)
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{
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while (len > 0)
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{
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size_t part_len = strlen (argz);
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argz += part_len;
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len -= part_len + 1;
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if (len > 0)
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*argz++ = sep;
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}
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}
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# undef __argz_stringify
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# define __argz_stringify(argz, len, sep) argz_stringify__ (argz, len, sep)
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#else
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# ifdef _LIBC
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# define __argz_stringify(argz, len, sep) \
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INTUSE(__argz_stringify) (argz, len, sep)
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# endif
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#endif /* !_LIBC && !HAVE___ARGZ_STRINGIFY */
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#if !defined _LIBC && !defined HAVE___ARGZ_NEXT
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static char *
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argz_next__ (char *argz, size_t argz_len, const char *entry)
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{
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if (entry)
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{
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if (entry < argz + argz_len)
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entry = strchr (entry, '\0') + 1;
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| 141 |
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return entry >= argz + argz_len ? NULL : (char *) entry;
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}
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else
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if (argz_len > 0)
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return argz;
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else
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return 0;
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}
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# undef __argz_next
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# define __argz_next(argz, len, entry) argz_next__ (argz, len, entry)
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#endif /* !_LIBC && !HAVE___ARGZ_NEXT */
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/* Return number of bits set in X. */
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static inline int
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pop (int x)
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{
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/* We assume that no more than 16 bits are used. */
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x = ((x & ~0x5555) >> 1) + (x & 0x5555);
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x = ((x & ~0x3333) >> 2) + (x & 0x3333);
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x = ((x >> 4) + x) & 0x0f0f;
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x = ((x >> 8) + x) & 0xff;
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return x;
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}
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struct loaded_l10nfile *
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_nl_make_l10nflist (struct loaded_l10nfile **l10nfile_list,
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const char *dirlist, size_t dirlist_len,
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int mask, const char *language, const char *territory,
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const char *codeset, 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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{
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char *abs_filename;
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struct loaded_l10nfile **lastp;
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struct loaded_l10nfile *retval;
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char *cp;
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size_t dirlist_count;
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size_t entries;
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int cnt;
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/* If LANGUAGE contains an absolute directory specification, we ignore
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DIRLIST. */
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if (IS_ABSOLUTE_PATH (language))
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dirlist_len = 0;
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| 190 |
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/* Allocate room for the full file name. */
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abs_filename = (char *) malloc (dirlist_len
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+ strlen (language)
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+ ((mask & TERRITORY) != 0
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? strlen (territory) + 1 : 0)
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+ ((mask & XPG_CODESET) != 0
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? strlen (codeset) + 1 : 0)
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+ ((mask & XPG_NORM_CODESET) != 0
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? strlen (normalized_codeset) + 1 : 0)
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+ (((mask & XPG_MODIFIER) != 0
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|| (mask & CEN_AUDIENCE) != 0)
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? strlen (modifier) + 1 : 0)
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+ ((mask & CEN_SPECIAL) != 0
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? strlen (special) + 1 : 0)
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+ (((mask & CEN_SPONSOR) != 0
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|| (mask & CEN_REVISION) != 0)
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? (1 + ((mask & CEN_SPONSOR) != 0
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? strlen (sponsor) : 0)
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+ ((mask & CEN_REVISION) != 0
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| 209 |
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? strlen (revision) + 1 : 0)) : 0)
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| 210 |
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+ 1 + strlen (filename) + 1);
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| 211 |
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| 212 |
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if (abs_filename == NULL)
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| 213 |
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return NULL;
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| 214 |
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| 215 |
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/* Construct file name. */
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| 216 |
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cp = abs_filename;
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if (dirlist_len > 0)
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| 218 |
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{
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| 219 |
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memcpy (cp, dirlist, dirlist_len);
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| 220 |
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__argz_stringify (cp, dirlist_len, PATH_SEPARATOR);
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| 221 |
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cp += dirlist_len;
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| 222 |
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cp[-1] = '/';
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| 223 |
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}
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| 224 |
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| 225 |
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cp = stpcpy (cp, language);
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| 226 |
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| 227 |
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if ((mask & TERRITORY) != 0)
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| 228 |
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{
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| 229 |
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*cp++ = '_';
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| 230 |
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cp = stpcpy (cp, territory);
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| 231 |
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}
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| 232 |
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if ((mask & XPG_CODESET) != 0)
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| 233 |
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{
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| 234 |
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*cp++ = '.';
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| 235 |
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cp = stpcpy (cp, codeset);
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| 236 |
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}
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| 237 |
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if ((mask & XPG_NORM_CODESET) != 0)
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| 238 |
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{
|
| 239 |
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*cp++ = '.';
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| 240 |
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cp = stpcpy (cp, normalized_codeset);
|
| 241 |
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}
|
| 242 |
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if ((mask & (XPG_MODIFIER | CEN_AUDIENCE)) != 0)
|
| 243 |
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{
|
| 244 |
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/* This component can be part of both syntaces but has different
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| 245 |
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leading characters. For CEN we use `+', else `@'. */
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| 246 |
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*cp++ = (mask & CEN_AUDIENCE) != 0 ? '+' : '@';
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| 247 |
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cp = stpcpy (cp, modifier);
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| 248 |
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}
|
| 249 |
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if ((mask & CEN_SPECIAL) != 0)
|
| 250 |
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{
|
| 251 |
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*cp++ = '+';
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| 252 |
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cp = stpcpy (cp, special);
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| 253 |
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}
|
| 254 |
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if ((mask & (CEN_SPONSOR | CEN_REVISION)) != 0)
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| 255 |
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{
|
| 256 |
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*cp++ = ',';
|
| 257 |
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if ((mask & CEN_SPONSOR) != 0)
|
| 258 |
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cp = stpcpy (cp, sponsor);
|
| 259 |
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if ((mask & CEN_REVISION) != 0)
|
| 260 |
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{
|
| 261 |
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*cp++ = '_';
|
| 262 |
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cp = stpcpy (cp, revision);
|
| 263 |
|
|
}
|
| 264 |
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|
}
|
| 265 |
|
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| 266 |
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|
*cp++ = '/';
|
| 267 |
|
|
stpcpy (cp, filename);
|
| 268 |
|
|
|
| 269 |
|
|
/* Look in list of already loaded domains whether it is already
|
| 270 |
|
|
available. */
|
| 271 |
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lastp = l10nfile_list;
|
| 272 |
|
|
for (retval = *l10nfile_list; retval != NULL; retval = retval->next)
|
| 273 |
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|
if (retval->filename != NULL)
|
| 274 |
|
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{
|
| 275 |
|
|
int compare = strcmp (retval->filename, abs_filename);
|
| 276 |
|
|
if (compare == 0)
|
| 277 |
|
|
/* We found it! */
|
| 278 |
|
|
break;
|
| 279 |
|
|
if (compare < 0)
|
| 280 |
|
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{
|
| 281 |
|
|
/* It's not in the list. */
|
| 282 |
|
|
retval = NULL;
|
| 283 |
|
|
break;
|
| 284 |
|
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}
|
| 285 |
|
|
|
| 286 |
|
|
lastp = &retval->next;
|
| 287 |
|
|
}
|
| 288 |
|
|
|
| 289 |
|
|
if (retval != NULL || do_allocate == 0)
|
| 290 |
|
|
{
|
| 291 |
|
|
free (abs_filename);
|
| 292 |
|
|
return retval;
|
| 293 |
|
|
}
|
| 294 |
|
|
|
| 295 |
|
|
dirlist_count = (dirlist_len > 0 ? __argz_count (dirlist, dirlist_len) : 1);
|
| 296 |
|
|
|
| 297 |
|
|
/* Allocate a new loaded_l10nfile. */
|
| 298 |
|
|
retval =
|
| 299 |
|
|
(struct loaded_l10nfile *)
|
| 300 |
|
|
malloc (sizeof (*retval)
|
| 301 |
|
|
+ (((dirlist_count << pop (mask)) + (dirlist_count > 1 ? 1 : 0))
|
| 302 |
|
|
* sizeof (struct loaded_l10nfile *)));
|
| 303 |
|
|
if (retval == NULL)
|
| 304 |
|
|
return NULL;
|
| 305 |
|
|
|
| 306 |
|
|
retval->filename = abs_filename;
|
| 307 |
|
|
|
| 308 |
|
|
/* We set retval->data to NULL here; it is filled in later.
|
| 309 |
|
|
Setting retval->decided to 1 here means that retval does not
|
| 310 |
|
|
correspond to a real file (dirlist_count > 1) or is not worth
|
| 311 |
|
|
looking up (if an unnormalized codeset was specified). */
|
| 312 |
|
|
retval->decided = (dirlist_count > 1
|
| 313 |
|
|
|| ((mask & XPG_CODESET) != 0
|
| 314 |
|
|
&& (mask & XPG_NORM_CODESET) != 0));
|
| 315 |
|
|
retval->data = NULL;
|
| 316 |
|
|
|
| 317 |
|
|
retval->next = *lastp;
|
| 318 |
|
|
*lastp = retval;
|
| 319 |
|
|
|
| 320 |
|
|
entries = 0;
|
| 321 |
|
|
/* Recurse to fill the inheritance list of RETVAL.
|
| 322 |
|
|
If the DIRLIST is a real list (i.e. DIRLIST_COUNT > 1), the RETVAL
|
| 323 |
|
|
entry does not correspond to a real file; retval->filename contains
|
| 324 |
|
|
colons. In this case we loop across all elements of DIRLIST and
|
| 325 |
|
|
across all bit patterns dominated by MASK.
|
| 326 |
|
|
If the DIRLIST is a single directory or entirely redundant (i.e.
|
| 327 |
|
|
DIRLIST_COUNT == 1), we loop across all bit patterns dominated by
|
| 328 |
|
|
MASK, excluding MASK itself.
|
| 329 |
|
|
In either case, we loop down from MASK to 0. This has the effect
|
| 330 |
|
|
that the extra bits in the locale name are dropped in this order:
|
| 331 |
|
|
first the modifier, then the territory, then the codeset, then the
|
| 332 |
|
|
normalized_codeset. */
|
| 333 |
|
|
for (cnt = dirlist_count > 1 ? mask : mask - 1; cnt >= 0; --cnt)
|
| 334 |
|
|
if ((cnt & ~mask) == 0
|
| 335 |
|
|
&& ((cnt & CEN_SPECIFIC) == 0 || (cnt & XPG_SPECIFIC) == 0)
|
| 336 |
|
|
&& ((cnt & XPG_CODESET) == 0 || (cnt & XPG_NORM_CODESET) == 0))
|
| 337 |
|
|
{
|
| 338 |
|
|
if (dirlist_count > 1)
|
| 339 |
|
|
{
|
| 340 |
|
|
/* Iterate over all elements of the DIRLIST. */
|
| 341 |
|
|
char *dir = NULL;
|
| 342 |
|
|
|
| 343 |
|
|
while ((dir = __argz_next ((char *) dirlist, dirlist_len, dir))
|
| 344 |
|
|
!= NULL)
|
| 345 |
|
|
retval->successor[entries++]
|
| 346 |
|
|
= _nl_make_l10nflist (l10nfile_list, dir, strlen (dir) + 1,
|
| 347 |
|
|
cnt, language, territory, codeset,
|
| 348 |
|
|
normalized_codeset, modifier, special,
|
| 349 |
|
|
sponsor, revision, filename, 1);
|
| 350 |
|
|
}
|
| 351 |
|
|
else
|
| 352 |
|
|
retval->successor[entries++]
|
| 353 |
|
|
= _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len,
|
| 354 |
|
|
cnt, language, territory, codeset,
|
| 355 |
|
|
normalized_codeset, modifier, special,
|
| 356 |
|
|
sponsor, revision, filename, 1);
|
| 357 |
|
|
}
|
| 358 |
|
|
retval->successor[entries] = NULL;
|
| 359 |
|
|
|
| 360 |
|
|
return retval;
|
| 361 |
|
|
}
|
| 362 |
|
|
|
| 363 |
|
|
/* Normalize codeset name. There is no standard for the codeset
|
| 364 |
|
|
names. Normalization allows the user to use any of the common
|
| 365 |
|
|
names. The return value is dynamically allocated and has to be
|
| 366 |
|
|
freed by the caller. */
|
| 367 |
|
|
const char *
|
| 368 |
|
|
_nl_normalize_codeset (const char *codeset, size_t name_len)
|
| 369 |
|
|
{
|
| 370 |
|
|
int len = 0;
|
| 371 |
|
|
int only_digit = 1;
|
| 372 |
|
|
char *retval;
|
| 373 |
|
|
char *wp;
|
| 374 |
|
|
size_t cnt;
|
| 375 |
|
|
|
| 376 |
|
|
for (cnt = 0; cnt < name_len; ++cnt)
|
| 377 |
|
|
if (isalnum ((unsigned char) codeset[cnt]))
|
| 378 |
|
|
{
|
| 379 |
|
|
++len;
|
| 380 |
|
|
|
| 381 |
|
|
if (isalpha ((unsigned char) codeset[cnt]))
|
| 382 |
|
|
only_digit = 0;
|
| 383 |
|
|
}
|
| 384 |
|
|
|
| 385 |
|
|
retval = (char *) malloc ((only_digit ? 3 : 0) + len + 1);
|
| 386 |
|
|
|
| 387 |
|
|
if (retval != NULL)
|
| 388 |
|
|
{
|
| 389 |
|
|
if (only_digit)
|
| 390 |
|
|
wp = stpcpy (retval, "iso");
|
| 391 |
|
|
else
|
| 392 |
|
|
wp = retval;
|
| 393 |
|
|
|
| 394 |
|
|
for (cnt = 0; cnt < name_len; ++cnt)
|
| 395 |
|
|
if (isalpha ((unsigned char) codeset[cnt]))
|
| 396 |
|
|
*wp++ = tolower ((unsigned char) codeset[cnt]);
|
| 397 |
|
|
else if (isdigit ((unsigned char) codeset[cnt]))
|
| 398 |
|
|
*wp++ = codeset[cnt];
|
| 399 |
|
|
|
| 400 |
|
|
*wp = '\0';
|
| 401 |
|
|
}
|
| 402 |
|
|
|
| 403 |
|
|
return (const char *) retval;
|
| 404 |
|
|
}
|
| 405 |
|
|
|
| 406 |
|
|
|
| 407 |
|
|
/* @@ begin of epilog @@ */
|
| 408 |
|
|
|
| 409 |
|
|
/* We don't want libintl.a to depend on any other library. So we
|
| 410 |
|
|
avoid the non-standard function stpcpy. In GNU C Library this
|
| 411 |
|
|
function is available, though. Also allow the symbol HAVE_STPCPY
|
| 412 |
|
|
to be defined. */
|
| 413 |
zoff99 |
40 |
#if 0 // 4.8
|
| 414 |
zoff99 |
2 |
#if !_LIBC && !HAVE_STPCPY
|
| 415 |
zoff99 |
40 |
char *
|
| 416 |
zoff99 |
2 |
stpcpy (char *dest, const char *src)
|
| 417 |
|
|
{
|
| 418 |
|
|
while ((*dest++ = *src++) != '\0')
|
| 419 |
|
|
/* Do nothing. */ ;
|
| 420 |
|
|
return dest - 1;
|
| 421 |
|
|
}
|
| 422 |
|
|
#endif
|
| 423 |
zoff99 |
40 |
#endif
|
| 424 |
|
|
|
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| 
Revision Log