/* Implementation of the bindtextdomain(3) function
|
/* Implementation of the bindtextdomain(3) function
|
Copyright (C) 1995-1998, 2000, 2001 Free Software Foundation, Inc.
|
Copyright (C) 1995-1998, 2000, 2001 Free Software Foundation, Inc.
|
This file is part of the GNU C Library.
|
This file is part of the GNU C Library.
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
The GNU C Library is free software; you can redistribute it and/or
|
modify it under the terms of the GNU Lesser General Public
|
modify it under the terms of the GNU Lesser General Public
|
License as published by the Free Software Foundation; either
|
License as published by the Free Software Foundation; either
|
version 2.1 of the License, or (at your option) any later version.
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
The GNU C Library is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
Lesser General Public License for more details.
|
Lesser General Public License for more details.
|
|
|
You should have received a copy of the GNU Lesser General Public
|
You should have received a copy of the GNU Lesser General Public
|
License along with the GNU C Library; if not, write to the Free
|
License along with the GNU C Library; if not, write to the Free
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
02111-1307 USA. */
|
02111-1307 USA. */
|
|
|
#ifdef HAVE_CONFIG_H
|
#ifdef HAVE_CONFIG_H
|
# include <config.h>
|
# include <config.h>
|
#endif
|
#endif
|
|
|
#if defined STDC_HEADERS || defined _LIBC
|
#if defined STDC_HEADERS || defined _LIBC
|
# include <stdlib.h>
|
# include <stdlib.h>
|
#else
|
#else
|
# ifdef HAVE_MALLOC_H
|
# ifdef HAVE_MALLOC_H
|
# include <malloc.h>
|
# include <malloc.h>
|
# else
|
# else
|
void free ();
|
void free ();
|
# endif
|
# endif
|
#endif
|
#endif
|
|
|
#if defined HAVE_STRING_H || defined _LIBC
|
#if defined HAVE_STRING_H || defined _LIBC
|
# include <string.h>
|
# include <string.h>
|
#else
|
#else
|
# include <strings.h>
|
# include <strings.h>
|
# ifndef memcpy
|
# ifndef memcpy
|
# define memcpy(Dst, Src, Num) (bcopy (Src, Dst, Num), (Dst))
|
# define memcpy(Dst, Src, Num) (bcopy (Src, Dst, Num), (Dst))
|
# endif
|
# endif
|
#endif
|
#endif
|
|
|
#ifdef _LIBC
|
#ifdef _LIBC
|
# include <libintl.h>
|
# include <libintl.h>
|
#else
|
#else
|
# include "libgnuintl.h"
|
# include "libgnuintl.h"
|
#endif
|
#endif
|
#include "gettextP.h"
|
#include "gettextP.h"
|
|
|
#ifdef _LIBC
|
#ifdef _LIBC
|
/* We have to handle multi-threaded applications. */
|
/* We have to handle multi-threaded applications. */
|
# include <bits/libc-lock.h>
|
# include <bits/libc-lock.h>
|
#else
|
#else
|
/* Provide dummy implementation if this is outside glibc. */
|
/* Provide dummy implementation if this is outside glibc. */
|
# define __libc_rwlock_define(CLASS, NAME)
|
# define __libc_rwlock_define(CLASS, NAME)
|
# define __libc_rwlock_wrlock(NAME)
|
# define __libc_rwlock_wrlock(NAME)
|
# define __libc_rwlock_unlock(NAME)
|
# define __libc_rwlock_unlock(NAME)
|
#endif
|
#endif
|
|
|
/* The internal variables in the standalone libintl.a must have different
|
/* The internal variables in the standalone libintl.a must have different
|
names than the internal variables in GNU libc, otherwise programs
|
names than the internal variables in GNU libc, otherwise programs
|
using libintl.a cannot be linked statically. */
|
using libintl.a cannot be linked statically. */
|
#if !defined _LIBC
|
#if !defined _LIBC
|
# define _nl_default_dirname _nl_default_dirname__
|
# define _nl_default_dirname _nl_default_dirname__
|
# define _nl_domain_bindings _nl_domain_bindings__
|
# define _nl_domain_bindings _nl_domain_bindings__
|
#endif
|
#endif
|
|
|
/* Some compilers, like SunOS4 cc, don't have offsetof in <stddef.h>. */
|
/* Some compilers, like SunOS4 cc, don't have offsetof in <stddef.h>. */
|
#ifndef offsetof
|
#ifndef offsetof
|
# define offsetof(type,ident) ((size_t)&(((type*)0)->ident))
|
# define offsetof(type,ident) ((size_t)&(((type*)0)->ident))
|
#endif
|
#endif
|
|
|
/* @@ end of prolog @@ */
|
/* @@ end of prolog @@ */
|
|
|
/* Contains the default location of the message catalogs. */
|
/* Contains the default location of the message catalogs. */
|
extern const char _nl_default_dirname[];
|
extern const char _nl_default_dirname[];
|
|
|
/* List with bindings of specific domains. */
|
/* List with bindings of specific domains. */
|
extern struct binding *_nl_domain_bindings;
|
extern struct binding *_nl_domain_bindings;
|
|
|
/* Lock variable to protect the global data in the gettext implementation. */
|
/* Lock variable to protect the global data in the gettext implementation. */
|
__libc_rwlock_define (extern, _nl_state_lock)
|
__libc_rwlock_define (extern, _nl_state_lock)
|
|
|
|
|
/* Names for the libintl functions are a problem. They must not clash
|
/* Names for the libintl functions are a problem. They must not clash
|
with existing names and they should follow ANSI C. But this source
|
with existing names and they should follow ANSI C. But this source
|
code is also used in GNU C Library where the names have a __
|
code is also used in GNU C Library where the names have a __
|
prefix. So we have to make a difference here. */
|
prefix. So we have to make a difference here. */
|
#ifdef _LIBC
|
#ifdef _LIBC
|
# define BINDTEXTDOMAIN __bindtextdomain
|
# define BINDTEXTDOMAIN __bindtextdomain
|
# define BIND_TEXTDOMAIN_CODESET __bind_textdomain_codeset
|
# define BIND_TEXTDOMAIN_CODESET __bind_textdomain_codeset
|
# ifdef _GLIBC
|
# ifdef _GLIBC
|
# ifndef strdup
|
# ifndef strdup
|
# define strdup(str) __strdup (str)
|
# define strdup(str) __strdup (str)
|
# endif
|
# endif
|
# endif
|
# endif
|
#else
|
#else
|
# define BINDTEXTDOMAIN bindtextdomain__
|
# define BINDTEXTDOMAIN bindtextdomain__
|
# define BIND_TEXTDOMAIN_CODESET bind_textdomain_codeset__
|
# define BIND_TEXTDOMAIN_CODESET bind_textdomain_codeset__
|
#endif
|
#endif
|
|
|
/* Prototypes for local functions. */
|
/* Prototypes for local functions. */
|
static void set_binding_values PARAMS ((const char *domainname,
|
static void set_binding_values PARAMS ((const char *domainname,
|
const char **dirnamep,
|
const char **dirnamep,
|
const char **codesetp));
|
const char **codesetp));
|
|
|
/* Specifies the directory name *DIRNAMEP and the output codeset *CODESETP
|
/* Specifies the directory name *DIRNAMEP and the output codeset *CODESETP
|
to be used for the DOMAINNAME message catalog.
|
to be used for the DOMAINNAME message catalog.
|
If *DIRNAMEP or *CODESETP is NULL, the corresponding attribute is not
|
If *DIRNAMEP or *CODESETP is NULL, the corresponding attribute is not
|
modified, only the current value is returned.
|
modified, only the current value is returned.
|
If DIRNAMEP or CODESETP is NULL, the corresponding attribute is neither
|
If DIRNAMEP or CODESETP is NULL, the corresponding attribute is neither
|
modified nor returned. */
|
modified nor returned. */
|
static void
|
static void
|
set_binding_values (domainname, dirnamep, codesetp)
|
set_binding_values (domainname, dirnamep, codesetp)
|
const char *domainname;
|
const char *domainname;
|
const char **dirnamep;
|
const char **dirnamep;
|
const char **codesetp;
|
const char **codesetp;
|
{
|
{
|
struct binding *binding;
|
struct binding *binding;
|
int modified;
|
int modified;
|
|
|
/* Some sanity checks. */
|
/* Some sanity checks. */
|
if (domainname == NULL || domainname[0] == '\0')
|
if (domainname == NULL || domainname[0] == '\0')
|
{
|
{
|
if (dirnamep)
|
if (dirnamep)
|
*dirnamep = NULL;
|
*dirnamep = NULL;
|
if (codesetp)
|
if (codesetp)
|
*codesetp = NULL;
|
*codesetp = NULL;
|
return;
|
return;
|
}
|
}
|
|
|
__libc_rwlock_wrlock (_nl_state_lock);
|
__libc_rwlock_wrlock (_nl_state_lock);
|
|
|
modified = 0;
|
modified = 0;
|
|
|
for (binding = _nl_domain_bindings; binding != NULL; binding = binding->next)
|
for (binding = _nl_domain_bindings; binding != NULL; binding = binding->next)
|
{
|
{
|
int compare = strcmp (domainname, binding->domainname);
|
int compare = strcmp (domainname, binding->domainname);
|
if (compare == 0)
|
if (compare == 0)
|
/* We found it! */
|
/* We found it! */
|
break;
|
break;
|
if (compare < 0)
|
if (compare < 0)
|
{
|
{
|
/* It is not in the list. */
|
/* It is not in the list. */
|
binding = NULL;
|
binding = NULL;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
if (binding != NULL)
|
if (binding != NULL)
|
{
|
{
|
if (dirnamep)
|
if (dirnamep)
|
{
|
{
|
const char *dirname = *dirnamep;
|
const char *dirname = *dirnamep;
|
|
|
if (dirname == NULL)
|
if (dirname == NULL)
|
/* The current binding has be to returned. */
|
/* The current binding has be to returned. */
|
*dirnamep = binding->dirname;
|
*dirnamep = binding->dirname;
|
else
|
else
|
{
|
{
|
/* The domain is already bound. If the new value and the old
|
/* The domain is already bound. If the new value and the old
|
one are equal we simply do nothing. Otherwise replace the
|
one are equal we simply do nothing. Otherwise replace the
|
old binding. */
|
old binding. */
|
char *result = binding->dirname;
|
char *result = binding->dirname;
|
if (strcmp (dirname, result) != 0)
|
if (strcmp (dirname, result) != 0)
|
{
|
{
|
if (strcmp (dirname, _nl_default_dirname) == 0)
|
if (strcmp (dirname, _nl_default_dirname) == 0)
|
result = (char *) _nl_default_dirname;
|
result = (char *) _nl_default_dirname;
|
else
|
else
|
{
|
{
|
#if defined _LIBC || defined HAVE_STRDUP
|
#if defined _LIBC || defined HAVE_STRDUP
|
result = strdup (dirname);
|
result = strdup (dirname);
|
#else
|
#else
|
size_t len = strlen (dirname) + 1;
|
size_t len = strlen (dirname) + 1;
|
result = (char *) malloc (len);
|
result = (char *) malloc (len);
|
if (__builtin_expect (result != NULL, 1))
|
if (__builtin_expect (result != NULL, 1))
|
memcpy (result, dirname, len);
|
memcpy (result, dirname, len);
|
#endif
|
#endif
|
}
|
}
|
|
|
if (__builtin_expect (result != NULL, 1))
|
if (__builtin_expect (result != NULL, 1))
|
{
|
{
|
if (binding->dirname != _nl_default_dirname)
|
if (binding->dirname != _nl_default_dirname)
|
free (binding->dirname);
|
free (binding->dirname);
|
|
|
binding->dirname = result;
|
binding->dirname = result;
|
modified = 1;
|
modified = 1;
|
}
|
}
|
}
|
}
|
*dirnamep = result;
|
*dirnamep = result;
|
}
|
}
|
}
|
}
|
|
|
if (codesetp)
|
if (codesetp)
|
{
|
{
|
const char *codeset = *codesetp;
|
const char *codeset = *codesetp;
|
|
|
if (codeset == NULL)
|
if (codeset == NULL)
|
/* The current binding has be to returned. */
|
/* The current binding has be to returned. */
|
*codesetp = binding->codeset;
|
*codesetp = binding->codeset;
|
else
|
else
|
{
|
{
|
/* The domain is already bound. If the new value and the old
|
/* The domain is already bound. If the new value and the old
|
one are equal we simply do nothing. Otherwise replace the
|
one are equal we simply do nothing. Otherwise replace the
|
old binding. */
|
old binding. */
|
char *result = binding->codeset;
|
char *result = binding->codeset;
|
if (result == NULL || strcmp (codeset, result) != 0)
|
if (result == NULL || strcmp (codeset, result) != 0)
|
{
|
{
|
#if defined _LIBC || defined HAVE_STRDUP
|
#if defined _LIBC || defined HAVE_STRDUP
|
result = strdup (codeset);
|
result = strdup (codeset);
|
#else
|
#else
|
size_t len = strlen (codeset) + 1;
|
size_t len = strlen (codeset) + 1;
|
result = (char *) malloc (len);
|
result = (char *) malloc (len);
|
if (__builtin_expect (result != NULL, 1))
|
if (__builtin_expect (result != NULL, 1))
|
memcpy (result, codeset, len);
|
memcpy (result, codeset, len);
|
#endif
|
#endif
|
|
|
if (__builtin_expect (result != NULL, 1))
|
if (__builtin_expect (result != NULL, 1))
|
{
|
{
|
if (binding->codeset != NULL)
|
if (binding->codeset != NULL)
|
free (binding->codeset);
|
free (binding->codeset);
|
|
|
binding->codeset = result;
|
binding->codeset = result;
|
++binding->codeset_cntr;
|
++binding->codeset_cntr;
|
modified = 1;
|
modified = 1;
|
}
|
}
|
}
|
}
|
*codesetp = result;
|
*codesetp = result;
|
}
|
}
|
}
|
}
|
}
|
}
|
else if ((dirnamep == NULL || *dirnamep == NULL)
|
else if ((dirnamep == NULL || *dirnamep == NULL)
|
&& (codesetp == NULL || *codesetp == NULL))
|
&& (codesetp == NULL || *codesetp == NULL))
|
{
|
{
|
/* Simply return the default values. */
|
/* Simply return the default values. */
|
if (dirnamep)
|
if (dirnamep)
|
*dirnamep = _nl_default_dirname;
|
*dirnamep = _nl_default_dirname;
|
if (codesetp)
|
if (codesetp)
|
*codesetp = NULL;
|
*codesetp = NULL;
|
}
|
}
|
else
|
else
|
{
|
{
|
/* We have to create a new binding. */
|
/* We have to create a new binding. */
|
size_t len = strlen (domainname) + 1;
|
size_t len = strlen (domainname) + 1;
|
struct binding *new_binding =
|
struct binding *new_binding =
|
(struct binding *) malloc (offsetof (struct binding, domainname) + len);
|
(struct binding *) malloc (offsetof (struct binding, domainname) + len);
|
|
|
if (__builtin_expect (new_binding == NULL, 0))
|
if (__builtin_expect (new_binding == NULL, 0))
|
goto failed;
|
goto failed;
|
|
|
memcpy (new_binding->domainname, domainname, len);
|
memcpy (new_binding->domainname, domainname, len);
|
|
|
if (dirnamep)
|
if (dirnamep)
|
{
|
{
|
const char *dirname = *dirnamep;
|
const char *dirname = *dirnamep;
|
|
|
if (dirname == NULL)
|
if (dirname == NULL)
|
/* The default value. */
|
/* The default value. */
|
dirname = _nl_default_dirname;
|
dirname = _nl_default_dirname;
|
else
|
else
|
{
|
{
|
if (strcmp (dirname, _nl_default_dirname) == 0)
|
if (strcmp (dirname, _nl_default_dirname) == 0)
|
dirname = _nl_default_dirname;
|
dirname = _nl_default_dirname;
|
else
|
else
|
{
|
{
|
char *result;
|
char *result;
|
#if defined _LIBC || defined HAVE_STRDUP
|
#if defined _LIBC || defined HAVE_STRDUP
|
result = strdup (dirname);
|
result = strdup (dirname);
|
if (__builtin_expect (result == NULL, 0))
|
if (__builtin_expect (result == NULL, 0))
|
goto failed_dirname;
|
goto failed_dirname;
|
#else
|
#else
|
size_t len = strlen (dirname) + 1;
|
size_t len = strlen (dirname) + 1;
|
result = (char *) malloc (len);
|
result = (char *) malloc (len);
|
if (__builtin_expect (result == NULL, 0))
|
if (__builtin_expect (result == NULL, 0))
|
goto failed_dirname;
|
goto failed_dirname;
|
memcpy (result, dirname, len);
|
memcpy (result, dirname, len);
|
#endif
|
#endif
|
dirname = result;
|
dirname = result;
|
}
|
}
|
}
|
}
|
*dirnamep = dirname;
|
*dirnamep = dirname;
|
new_binding->dirname = (char *) dirname;
|
new_binding->dirname = (char *) dirname;
|
}
|
}
|
else
|
else
|
/* The default value. */
|
/* The default value. */
|
new_binding->dirname = (char *) _nl_default_dirname;
|
new_binding->dirname = (char *) _nl_default_dirname;
|
|
|
new_binding->codeset_cntr = 0;
|
new_binding->codeset_cntr = 0;
|
|
|
if (codesetp)
|
if (codesetp)
|
{
|
{
|
const char *codeset = *codesetp;
|
const char *codeset = *codesetp;
|
|
|
if (codeset != NULL)
|
if (codeset != NULL)
|
{
|
{
|
char *result;
|
char *result;
|
|
|
#if defined _LIBC || defined HAVE_STRDUP
|
#if defined _LIBC || defined HAVE_STRDUP
|
result = strdup (codeset);
|
result = strdup (codeset);
|
if (__builtin_expect (result == NULL, 0))
|
if (__builtin_expect (result == NULL, 0))
|
goto failed_codeset;
|
goto failed_codeset;
|
#else
|
#else
|
size_t len = strlen (codeset) + 1;
|
size_t len = strlen (codeset) + 1;
|
result = (char *) malloc (len);
|
result = (char *) malloc (len);
|
if (__builtin_expect (result == NULL, 0))
|
if (__builtin_expect (result == NULL, 0))
|
goto failed_codeset;
|
goto failed_codeset;
|
memcpy (result, codeset, len);
|
memcpy (result, codeset, len);
|
#endif
|
#endif
|
codeset = result;
|
codeset = result;
|
++new_binding->codeset_cntr;
|
++new_binding->codeset_cntr;
|
}
|
}
|
*codesetp = codeset;
|
*codesetp = codeset;
|
new_binding->codeset = (char *) codeset;
|
new_binding->codeset = (char *) codeset;
|
}
|
}
|
else
|
else
|
new_binding->codeset = NULL;
|
new_binding->codeset = NULL;
|
|
|
/* Now enqueue it. */
|
/* Now enqueue it. */
|
if (_nl_domain_bindings == NULL
|
if (_nl_domain_bindings == NULL
|
|| strcmp (domainname, _nl_domain_bindings->domainname) < 0)
|
|| strcmp (domainname, _nl_domain_bindings->domainname) < 0)
|
{
|
{
|
new_binding->next = _nl_domain_bindings;
|
new_binding->next = _nl_domain_bindings;
|
_nl_domain_bindings = new_binding;
|
_nl_domain_bindings = new_binding;
|
}
|
}
|
else
|
else
|
{
|
{
|
binding = _nl_domain_bindings;
|
binding = _nl_domain_bindings;
|
while (binding->next != NULL
|
while (binding->next != NULL
|
&& strcmp (domainname, binding->next->domainname) > 0)
|
&& strcmp (domainname, binding->next->domainname) > 0)
|
binding = binding->next;
|
binding = binding->next;
|
|
|
new_binding->next = binding->next;
|
new_binding->next = binding->next;
|
binding->next = new_binding;
|
binding->next = new_binding;
|
}
|
}
|
|
|
modified = 1;
|
modified = 1;
|
|
|
/* Here we deal with memory allocation failures. */
|
/* Here we deal with memory allocation failures. */
|
if (0)
|
if (0)
|
{
|
{
|
failed_codeset:
|
failed_codeset:
|
if (new_binding->dirname != _nl_default_dirname)
|
if (new_binding->dirname != _nl_default_dirname)
|
free (new_binding->dirname);
|
free (new_binding->dirname);
|
failed_dirname:
|
failed_dirname:
|
free (new_binding);
|
free (new_binding);
|
failed:
|
failed:
|
if (dirnamep)
|
if (dirnamep)
|
*dirnamep = NULL;
|
*dirnamep = NULL;
|
if (codesetp)
|
if (codesetp)
|
*codesetp = NULL;
|
*codesetp = NULL;
|
}
|
}
|
}
|
}
|
|
|
/* If we modified any binding, we flush the caches. */
|
/* If we modified any binding, we flush the caches. */
|
if (modified)
|
if (modified)
|
++_nl_msg_cat_cntr;
|
++_nl_msg_cat_cntr;
|
|
|
__libc_rwlock_unlock (_nl_state_lock);
|
__libc_rwlock_unlock (_nl_state_lock);
|
}
|
}
|
|
|
/* Specify that the DOMAINNAME message catalog will be found
|
/* Specify that the DOMAINNAME message catalog will be found
|
in DIRNAME rather than in the system locale data base. */
|
in DIRNAME rather than in the system locale data base. */
|
char *
|
char *
|
BINDTEXTDOMAIN (domainname, dirname)
|
BINDTEXTDOMAIN (domainname, dirname)
|
const char *domainname;
|
const char *domainname;
|
const char *dirname;
|
const char *dirname;
|
{
|
{
|
set_binding_values (domainname, &dirname, NULL);
|
set_binding_values (domainname, &dirname, NULL);
|
return (char *) dirname;
|
return (char *) dirname;
|
}
|
}
|
|
|
/* Specify the character encoding in which the messages from the
|
/* Specify the character encoding in which the messages from the
|
DOMAINNAME message catalog will be returned. */
|
DOMAINNAME message catalog will be returned. */
|
char *
|
char *
|
BIND_TEXTDOMAIN_CODESET (domainname, codeset)
|
BIND_TEXTDOMAIN_CODESET (domainname, codeset)
|
const char *domainname;
|
const char *domainname;
|
const char *codeset;
|
const char *codeset;
|
{
|
{
|
set_binding_values (domainname, NULL, &codeset);
|
set_binding_values (domainname, NULL, &codeset);
|
return (char *) codeset;
|
return (char *) codeset;
|
}
|
}
|
|
|
#ifdef _LIBC
|
#ifdef _LIBC
|
/* Aliases for function names in GNU C Library. */
|
/* Aliases for function names in GNU C Library. */
|
weak_alias (__bindtextdomain, bindtextdomain);
|
weak_alias (__bindtextdomain, bindtextdomain);
|
weak_alias (__bind_textdomain_codeset, bind_textdomain_codeset);
|
weak_alias (__bind_textdomain_codeset, bind_textdomain_codeset);
|
#endif
|
#endif
|
|
|
