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2ff16592d8
Mark internal intl functions with attribute_hidden to allow direct access within libc.so and libc.a without using GOT nor PLT. [BZ #18822] * intl/gettextP.h (__dcngettext): Add attribute_hidden. (__dcigettext): Likewise.
308 lines
9.8 KiB
C
308 lines
9.8 KiB
C
/* Header describing internals of libintl library.
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Copyright (C) 1995-2017 Free Software Foundation, Inc.
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Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
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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 Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) 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
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef _GETTEXTP_H
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#define _GETTEXTP_H
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#include <stddef.h> /* Get size_t. */
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#ifdef _LIBC
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# include "../iconv/gconv_int.h"
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#else
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# if HAVE_ICONV
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# include <iconv.h>
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# endif
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#endif
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/* Handle multi-threaded applications. */
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#ifdef _LIBC
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# include <libc-lock.h>
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# define gl_rwlock_define __libc_rwlock_define
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#else
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# include "lock.h"
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#endif
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#ifdef _LIBC
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struct loaded_domain;
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extern char *__gettext (const char *__msgid);
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extern char *__dgettext (const char *__domainname, const char *__msgid);
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extern char *__dcgettext (const char *__domainname, const char *__msgid,
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int __category);
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extern char *__ngettext (const char *__msgid1, const char *__msgid2,
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unsigned long int __n);
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extern char *__dngettext (const char *__domainname,
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const char *__msgid1, const char *__msgid2,
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unsigned long int n);
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extern char *__dcngettext (const char *__domainname,
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const char *__msgid1, const char *__msgid2,
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unsigned long int __n, int __category)
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attribute_hidden;
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extern char *__dcigettext (const char *__domainname,
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const char *__msgid1, const char *__msgid2,
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int __plural, unsigned long int __n,
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int __category) attribute_hidden;
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extern char *__textdomain (const char *__domainname);
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extern char *__bindtextdomain (const char *__domainname,
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const char *__dirname);
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extern char *__bind_textdomain_codeset (const char *__domainname,
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const char *__codeset);
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extern void _nl_finddomain_subfreeres (void) attribute_hidden;
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extern void _nl_unload_domain (struct loaded_domain *__domain)
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attribute_hidden;
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#else
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/* Declare the exported libintl_* functions, in a way that allows us to
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call them under their real name. */
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# undef _INTL_REDIRECT_INLINE
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# undef _INTL_REDIRECT_MACROS
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# define _INTL_REDIRECT_MACROS
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# include "libgnuintl.h"
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# ifdef IN_LIBGLOCALE
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extern char *gl_dcigettext (const char *__domainname,
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const char *__msgid1, const char *__msgid2,
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int __plural, unsigned long int __n,
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int __category,
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const char *__localename, const char *__encoding);
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# else
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extern char *libintl_dcigettext (const char *__domainname,
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const char *__msgid1, const char *__msgid2,
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int __plural, unsigned long int __n,
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int __category);
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# endif
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#endif
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#include "loadinfo.h"
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#include "gmo.h" /* Get nls_uint32. */
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/* @@ end of prolog @@ */
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#ifndef attribute_hidden
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# define attribute_hidden
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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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#ifndef W
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# define W(flag, data) ((flag) ? SWAP (data) : (data))
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#endif
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#ifdef _LIBC
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# include <byteswap.h>
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# define SWAP(i) bswap_32 (i)
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#else
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static inline nls_uint32
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# ifdef __cplusplus
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SWAP (nls_uint32 i)
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# else
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SWAP (i)
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nls_uint32 i;
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# endif
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{
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return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
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}
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#endif
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/* In-memory representation of system dependent string. */
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struct sysdep_string_desc
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{
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/* Length of addressed string, including the trailing NUL. */
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size_t length;
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/* Pointer to addressed string. */
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const char *pointer;
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};
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/* Cache of translated strings after charset conversion.
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Note: The strings are converted to the target encoding only on an as-needed
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basis. */
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struct converted_domain
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{
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/* The target encoding name. */
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const char *encoding;
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/* The descriptor for conversion from the message catalog's encoding to
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this target encoding. */
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#ifdef _LIBC
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__gconv_t conv;
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#else
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# if HAVE_ICONV
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iconv_t conv;
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# endif
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#endif
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/* The table of translated strings after charset conversion. */
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char **conv_tab;
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};
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/* The representation of an opened message catalog. */
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struct loaded_domain
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{
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/* Pointer to memory containing the .mo file. */
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const char *data;
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/* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed. */
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int use_mmap;
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/* Size of mmap()ed memory. */
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size_t mmap_size;
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/* 1 if the .mo file uses a different endianness than this machine. */
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int must_swap;
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/* Pointer to additional malloc()ed memory. */
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void *malloced;
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/* Number of static strings pairs. */
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nls_uint32 nstrings;
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/* Pointer to descriptors of original strings in the file. */
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const struct string_desc *orig_tab;
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/* Pointer to descriptors of translated strings in the file. */
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const struct string_desc *trans_tab;
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/* Number of system dependent strings pairs. */
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nls_uint32 n_sysdep_strings;
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/* Pointer to descriptors of original sysdep strings. */
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const struct sysdep_string_desc *orig_sysdep_tab;
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/* Pointer to descriptors of translated sysdep strings. */
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const struct sysdep_string_desc *trans_sysdep_tab;
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/* Size of hash table. */
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nls_uint32 hash_size;
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/* Pointer to hash table. */
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const nls_uint32 *hash_tab;
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/* 1 if the hash table uses a different endianness than this machine. */
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int must_swap_hash_tab;
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/* Cache of charset conversions of the translated strings. */
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struct converted_domain *conversions;
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size_t nconversions;
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gl_rwlock_define (, conversions_lock)
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const struct expression *plural;
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unsigned long int nplurals;
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};
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/* We want to allocate a string at the end of the struct. But ISO C
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doesn't allow zero sized arrays. */
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#ifdef __GNUC__
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# define ZERO 0
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#else
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# define ZERO 1
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#endif
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/* A set of settings bound to a message domain. Used to store settings
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from bindtextdomain() and bind_textdomain_codeset(). */
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struct binding
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{
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struct binding *next;
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char *dirname;
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char *codeset;
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char domainname[ZERO];
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};
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/* A counter which is incremented each time some previous translations
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become invalid.
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This variable is part of the external ABI of the GNU libintl. */
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#ifdef IN_LIBGLOCALE
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# include <glocale/config.h>
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extern LIBGLOCALE_DLL_EXPORTED int _nl_msg_cat_cntr;
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#else
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extern LIBINTL_DLL_EXPORTED int _nl_msg_cat_cntr;
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#endif
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#ifndef _LIBC
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extern const char *_nl_language_preferences_default (void);
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# define gl_locale_name_canonicalize _nl_locale_name_canonicalize
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extern void _nl_locale_name_canonicalize (char *name);
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# define gl_locale_name_from_win32_LANGID _nl_locale_name_from_win32_LANGID
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/* extern const char *_nl_locale_name_from_win32_LANGID (LANGID langid); */
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# define gl_locale_name_from_win32_LCID _nl_locale_name_from_win32_LCID
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/* extern const char *_nl_locale_name_from_win32_LCID (LCID lcid); */
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# define gl_locale_name_thread_unsafe _nl_locale_name_thread_unsafe
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extern const char *_nl_locale_name_thread_unsafe (int category,
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const char *categoryname);
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# define gl_locale_name_thread _nl_locale_name_thread
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/* extern const char *_nl_locale_name_thread (int category,
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const char *categoryname); */
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# define gl_locale_name_posix _nl_locale_name_posix
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extern const char *_nl_locale_name_posix (int category,
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const char *categoryname);
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# define gl_locale_name_environ _nl_locale_name_environ
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extern const char *_nl_locale_name_environ (int category,
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const char *categoryname);
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# define gl_locale_name_default _nl_locale_name_default
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extern const char *_nl_locale_name_default (void);
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# define gl_locale_name _nl_locale_name
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/* extern const char *_nl_locale_name (int category,
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const char *categoryname); */
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#endif
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struct loaded_l10nfile *_nl_find_domain (const char *__dirname, char *__locale,
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const char *__domainname,
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struct binding *__domainbinding)
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attribute_hidden;
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void _nl_load_domain (struct loaded_l10nfile *__domain,
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struct binding *__domainbinding)
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attribute_hidden;
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#ifdef IN_LIBGLOCALE
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char *_nl_find_msg (struct loaded_l10nfile *domain_file,
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struct binding *domainbinding, const char *encoding,
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const char *msgid,
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size_t *lengthp)
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attribute_hidden;
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#else
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char *_nl_find_msg (struct loaded_l10nfile *domain_file,
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struct binding *domainbinding, const char *msgid,
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int convert, size_t *lengthp)
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attribute_hidden;
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#endif
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/* The internal variables in the standalone libintl.a must have different
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names than the internal variables in GNU libc, otherwise programs
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using libintl.a cannot be linked statically. */
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#if !defined _LIBC
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# define _nl_default_dirname libintl_nl_default_dirname
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# define _nl_domain_bindings libintl_nl_domain_bindings
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#endif
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/* Contains the default location of the message catalogs. */
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extern const char _nl_default_dirname[];
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#ifdef _LIBC
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libc_hidden_proto (_nl_default_dirname)
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#endif
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/* List with bindings of specific domains. */
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extern struct binding *_nl_domain_bindings;
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/* The internal variables in the standalone libintl.a must have different
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names than the internal variables in GNU libc, otherwise programs
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using libintl.a cannot be linked statically. */
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#if !defined _LIBC
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# define _nl_default_default_domain libintl_nl_default_default_domain
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# define _nl_current_default_domain libintl_nl_current_default_domain
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#endif
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/* Name of the default text domain. */
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extern const char _nl_default_default_domain[] attribute_hidden;
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/* Default text domain in which entries for gettext(3) are to be found. */
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extern const char *_nl_current_default_domain attribute_hidden;
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/* @@ begin of epilog @@ */
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#endif /* gettextP.h */
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