/* Implementation of the internal dcigettext function.
- Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1995-2002,2003,2004,2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ 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,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ 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
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
/* Tell glibc's <string.h> to provide a prototype for mempcpy().
This must come before <config.h> because <config.h> may include
#include <sys/types.h>
-#if defined __GNUC__ && !defined C_ALLOCA
+#ifdef __GNUC__
# define alloca __builtin_alloca
# define HAVE_ALLOCA 1
#else
-# if (defined HAVE_ALLOCA_H || defined _LIBC) && !defined C_ALLOCA
+# if defined HAVE_ALLOCA_H || defined _LIBC
# include <alloca.h>
# else
# ifdef _AIX
# define __set_errno(val) errno = (val)
#endif
-#if defined STDC_HEADERS || defined _LIBC
-# include <stddef.h>
-# include <stdlib.h>
-#else
-char *getenv ();
-# ifdef HAVE_MALLOC_H
-# include <malloc.h>
-# else
-void free ();
-# endif
-#endif
-
-#if defined HAVE_STRING_H || defined _LIBC
-# include <string.h>
-#else
-# include <strings.h>
-#endif
-#if !HAVE_STRCHR && !defined _LIBC
-# ifndef strchr
-# define strchr index
-# endif
-#endif
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
#if defined HAVE_UNISTD_H || defined _LIBC
# include <unistd.h>
#endif
-#if defined HAVE_LOCALE_H || defined _LIBC
-# include <locale.h>
-#endif
+#include <locale.h>
#if defined HAVE_SYS_PARAM_H || defined _LIBC
# include <sys/param.h>
#endif
#include "gettextP.h"
+#include "plural-exp.h"
#ifdef _LIBC
# include <libintl.h>
#else
names than the internal variables in GNU libc, otherwise programs
using libintl.a cannot be linked statically. */
#if !defined _LIBC
-# define _nl_default_default_domain _nl_default_default_domain__
-# define _nl_current_default_domain _nl_current_default_domain__
-# define _nl_default_dirname _nl_default_dirname__
-# define _nl_domain_bindings _nl_domain_bindings__
+# define _nl_default_default_domain libintl_nl_default_default_domain
+# define _nl_current_default_domain libintl_nl_current_default_domain
+# define _nl_default_dirname libintl_nl_default_dirname
+# define _nl_domain_bindings libintl_nl_domain_bindings
#endif
/* Some compilers, like SunOS4 cc, don't have offsetof in <stddef.h>. */
# define PATH_MAX _POSIX_PATH_MAX
#endif
-/* XPG3 defines the result of `setlocale (category, NULL)' as:
- ``Directs `setlocale()' to query `category' and return the current
- setting of `local'.''
- However it does not specify the exact format. Neither do SUSV2 and
- ISO C 99. So we can use this feature only on selected systems (e.g.
- those using GNU C Library). */
-#ifdef _LIBC
-# define HAVE_LOCALE_NULL
-#endif
-
/* This is the type used for the search tree where known translations
are stored. */
struct known_translation_t
{
/* Domain in which to search. */
- char *domainname;
+ const char *domainname;
/* The category. */
int category;
/* Name of the default domain used for gettext(3) prior any call to
textdomain(3). The default value for this is "messages". */
-const char _nl_default_default_domain[] = "messages";
+const char _nl_default_default_domain[] attribute_hidden = "messages";
/* Value used as the default domain for gettext(3). */
-const char *_nl_current_default_domain = _nl_default_default_domain;
+const char *_nl_current_default_domain attribute_hidden
+ = _nl_default_default_domain;
/* Contains the default location of the message catalogs. */
+
+#ifdef _LIBC
+extern const char _nl_default_dirname[];
+libc_hidden_proto (_nl_default_dirname)
+#endif
const char _nl_default_dirname[] = LOCALEDIR;
+#ifdef _LIBC
+libc_hidden_data_def (_nl_default_dirname)
+#endif
/* List with bindings of specific domains created by bindtextdomain()
calls. */
const char *translation,
size_t translation_len))
internal_function;
-static unsigned long int plural_eval PARAMS ((struct expression *pexp,
- unsigned long int n))
- internal_function;
-static const char *category_to_name PARAMS ((int category)) internal_function;
static const char *guess_category_value PARAMS ((int category,
const char *categoryname))
internal_function;
+#ifdef _LIBC
+# include "../locale/localeinfo.h"
+# define category_to_name(category) _nl_category_names[category]
+#else
+static const char *category_to_name PARAMS ((int category)) internal_function;
+#endif
/* For those loosing systems which don't have `alloca' we have to add
some additional code emulating it. */
#ifdef HAVE_ALLOCA
/* Nothing has to be done. */
+# define freea(p) /* nothing */
# define ADD_BLOCK(list, address) /* nothing */
# define FREE_BLOCKS(list) /* nothing */
#else
while (list != NULL) { \
struct block_list *old = list; \
list = list->next; \
+ free (old->address); \
free (old); \
} \
} while (0)
# undef alloca
# define alloca(size) (malloc (size))
+# define freea(p) free (p)
#endif /* have alloca */
#ifdef _LIBC
# define DCIGETTEXT __dcigettext
#else
-# define DCIGETTEXT dcigettext__
+# define DCIGETTEXT libintl_dcigettext
#endif
/* Lock variable to protect the global data in the gettext implementation. */
-__libc_rwlock_define_initialized (, _nl_state_lock)
+#ifdef _LIBC
+__libc_rwlock_define_initialized (, _nl_state_lock attribute_hidden)
+#endif
/* Checking whether the binaries runs SUID must be done and glibc provides
easier methods therefore we make a difference here. */
# define ENABLE_SECURE __libc_enable_secure
# define DETERMINE_SECURE
#else
+# ifndef HAVE_GETUID
+# define getuid() 0
+# endif
+# ifndef HAVE_GETGID
+# define getgid() 0
+# endif
+# ifndef HAVE_GETEUID
+# define geteuid() getuid()
+# endif
+# ifndef HAVE_GETEGID
+# define getegid() getgid()
+# endif
static int enable_secure;
# define ENABLE_SECURE (enable_secure == 1)
# define DETERMINE_SECURE \
}
#endif
+/* Get the function to evaluate the plural expression. */
+#include "plural-eval.c"
+
/* Look up MSGID in the DOMAINNAME message catalog for the current
CATEGORY locale and, if PLURAL is nonzero, search over string
depending on the plural form determined by N. */
if (msgid1 == NULL)
return NULL;
+#ifdef _LIBC
+ if (category < 0 || category >= __LC_LAST || category == LC_ALL)
+ /* Bogus. */
+ return (plural == 0
+ ? (char *) msgid1
+ /* Use the Germanic plural rule. */
+ : n == 1 ? (char *) msgid1 : (char *) msgid2);
+#endif
+
__libc_rwlock_rdlock (_nl_state_lock);
/* If DOMAINNAME is NULL, we are interested in the default domain. If
search = (struct known_translation_t *)
alloca (offsetof (struct known_translation_t, msgid) + msgid_len);
memcpy (search->msgid, msgid1, msgid_len);
- search->domainname = (char *) domainname;
+ search->domainname = domainname;
search->category = category;
+ /* Since tfind/tsearch manage a balanced tree, concurrent tfind and
+ tsearch calls can be fatal. */
+ __libc_rwlock_define_initialized (static, tree_lock);
+ __libc_rwlock_rdlock (tree_lock);
+
foundp = (struct known_translation_t **) tfind (search, &root, transcmp);
+
+ __libc_rwlock_unlock (tree_lock);
+
+ freea (search);
if (foundp != NULL && (*foundp)->counter == _nl_msg_cat_cntr)
{
/* Now deal with plural. */
path_max = (unsigned int) PATH_MAX;
path_max += 2; /* The getcwd docs say to do this. */
- dirname = (char *) alloca (path_max + dirname_len);
- ADD_BLOCK (block_list, dirname);
-
- __set_errno (0);
- while ((ret = getcwd (dirname, path_max)) == NULL && errno == ERANGE)
+ for (;;)
{
- path_max += PATH_INCR;
dirname = (char *) alloca (path_max + dirname_len);
ADD_BLOCK (block_list, dirname);
+
__set_errno (0);
+ ret = getcwd (dirname, path_max);
+ if (ret != NULL || errno != ERANGE)
+ break;
+
+ path_max += path_max / 2;
+ path_max += PATH_INCR;
}
if (ret == NULL)
/* Found the translation of MSGID1 in domain DOMAIN:
starting at RETVAL, RETLEN bytes. */
FREE_BLOCKS (block_list);
- __set_errno (saved_errno);
#if defined HAVE_TSEARCH || defined _LIBC
if (foundp == NULL)
{
+ msgid_len + domainname_len + 1);
if (newp != NULL)
{
- newp->domainname =
- mempcpy (newp->msgid, msgid1, msgid_len);
- memcpy (newp->domainname, domainname, domainname_len + 1);
+ char *new_domainname;
+
+ new_domainname = mempcpy (newp->msgid, msgid1, msgid_len);
+ memcpy (new_domainname, domainname, domainname_len + 1);
+ newp->domainname = new_domainname;
newp->category = category;
newp->counter = _nl_msg_cat_cntr;
newp->domain = domain;
newp->translation = retval;
newp->translation_length = retlen;
+ __libc_rwlock_wrlock (tree_lock);
+
/* Insert the entry in the search tree. */
foundp = (struct known_translation_t **)
tsearch (newp, &root, transcmp);
+
+ __libc_rwlock_unlock (tree_lock);
+
if (foundp == NULL
|| __builtin_expect (*foundp != newp, 0))
/* The insert failed. */
(*foundp)->translation_length = retlen;
}
#endif
+ __set_errno (saved_errno);
+
/* Now deal with plural. */
if (plural)
retval = plural_lookup (domain, n, retval, retlen);
size_t *lengthp;
{
struct loaded_domain *domain;
+ nls_uint32 nstrings;
size_t act;
char *result;
size_t resultlen;
- if (domain_file->decided == 0)
+ if (domain_file->decided <= 0)
_nl_load_domain (domain_file, domainbinding);
if (domain_file->data == NULL)
domain = (struct loaded_domain *) domain_file->data;
+ nstrings = domain->nstrings;
+
/* Locate the MSGID and its translation. */
- if (domain->hash_size > 2 && domain->hash_tab != NULL)
+ if (domain->hash_tab != NULL)
{
/* Use the hashing table. */
nls_uint32 len = strlen (msgid);
- nls_uint32 hash_val = hash_string (msgid);
+ nls_uint32 hash_val = __hash_string (msgid);
nls_uint32 idx = hash_val % domain->hash_size;
nls_uint32 incr = 1 + (hash_val % (domain->hash_size - 2));
while (1)
{
- nls_uint32 nstr = W (domain->must_swap, domain->hash_tab[idx]);
+ nls_uint32 nstr =
+ W (domain->must_swap_hash_tab, domain->hash_tab[idx]);
if (nstr == 0)
/* Hash table entry is empty. */
return NULL;
- /* Compare msgid with the original string at index nstr-1.
+ nstr--;
+
+ /* Compare msgid with the original string at index nstr.
We compare the lengths with >=, not ==, because plural entries
are represented by strings with an embedded NUL. */
- if (W (domain->must_swap, domain->orig_tab[nstr - 1].length) >= len
- && (strcmp (msgid,
- domain->data + W (domain->must_swap,
- domain->orig_tab[nstr - 1].offset))
- == 0))
+ if (nstr < nstrings
+ ? W (domain->must_swap, domain->orig_tab[nstr].length) >= len
+ && (strcmp (msgid,
+ domain->data + W (domain->must_swap,
+ domain->orig_tab[nstr].offset))
+ == 0)
+ : domain->orig_sysdep_tab[nstr - nstrings].length > len
+ && (strcmp (msgid,
+ domain->orig_sysdep_tab[nstr - nstrings].pointer)
+ == 0))
{
- act = nstr - 1;
+ act = nstr;
goto found;
}
size_t top, bottom;
bottom = 0;
- top = domain->nstrings;
+ top = nstrings;
while (bottom < top)
{
int cmp_val;
found:
/* The translation was found at index ACT. If we have to convert the
string to use a different character set, this is the time. */
- result = ((char *) domain->data
- + W (domain->must_swap, domain->trans_tab[act].offset));
- resultlen = W (domain->must_swap, domain->trans_tab[act].length) + 1;
+ if (act < nstrings)
+ {
+ result = (char *)
+ (domain->data + W (domain->must_swap, domain->trans_tab[act].offset));
+ resultlen = W (domain->must_swap, domain->trans_tab[act].length) + 1;
+ }
+ else
+ {
+ result = (char *) domain->trans_sysdep_tab[act - nstrings].pointer;
+ resultlen = domain->trans_sysdep_tab[act - nstrings].length;
+ }
#if defined _LIBC || HAVE_ICONV
if (domain->codeset_cntr
NULs. */
if (domain->conv_tab == NULL
- && ((domain->conv_tab = (char **) calloc (domain->nstrings,
- sizeof (char *)))
+ && ((domain->conv_tab =
+ (char **) calloc (nstrings + domain->n_sysdep_strings,
+ sizeof (char *)))
== NULL))
/* Mark that we didn't succeed allocating a table. */
domain->conv_tab = (char **) -1;
goto converted;
}
- inbuf = result;
+ inbuf = (const unsigned char *) result;
# else
# if HAVE_ICONV
const char *inptr = (const char *) inbuf;
newmem->next = transmem_list;
transmem_list = newmem;
- freemem = newmem->data;
+ freemem = (unsigned char *) newmem->data;
freemem_size -= offsetof (struct transmem_list, data);
# else
transmem_list = newmem;
return (char *) p;
}
-
-/* Function to evaluate the plural expression and return an index value. */
-static unsigned long int
-internal_function
-plural_eval (pexp, n)
- struct expression *pexp;
- unsigned long int n;
-{
- switch (pexp->nargs)
- {
- case 0:
- switch (pexp->operation)
- {
- case var:
- return n;
- case num:
- return pexp->val.num;
- default:
- break;
- }
- /* NOTREACHED */
- break;
- case 1:
- {
- /* pexp->operation must be lnot. */
- unsigned long int arg = plural_eval (pexp->val.args[0], n);
- return ! arg;
- }
- case 2:
- {
- unsigned long int leftarg = plural_eval (pexp->val.args[0], n);
- if (pexp->operation == lor)
- return leftarg || plural_eval (pexp->val.args[1], n);
- else if (pexp->operation == land)
- return leftarg && plural_eval (pexp->val.args[1], n);
- else
- {
- unsigned long int rightarg = plural_eval (pexp->val.args[1], n);
-
- switch (pexp->operation)
- {
- case mult:
- return leftarg * rightarg;
- case divide:
- return leftarg / rightarg;
- case module:
- return leftarg % rightarg;
- case plus:
- return leftarg + rightarg;
- case minus:
- return leftarg - rightarg;
- case less_than:
- return leftarg < rightarg;
- case greater_than:
- return leftarg > rightarg;
- case less_or_equal:
- return leftarg <= rightarg;
- case greater_or_equal:
- return leftarg >= rightarg;
- case equal:
- return leftarg == rightarg;
- case not_equal:
- return leftarg != rightarg;
- default:
- break;
- }
- }
- /* NOTREACHED */
- break;
- }
- case 3:
- {
- /* pexp->operation must be qmop. */
- unsigned long int boolarg = plural_eval (pexp->val.args[0], n);
- return plural_eval (pexp->val.args[boolarg ? 1 : 2], n);
- }
- }
- /* NOTREACHED */
- return 0;
-}
-
-
+#ifndef _LIBC
/* Return string representation of locale CATEGORY. */
static const char *
internal_function
return retval;
}
+#endif
/* Guess value of current locale from value of the environment variables. */
static const char *
/* We have to proceed with the POSIX methods of looking to `LC_ALL',
`LC_xxx', and `LANG'. On some systems this can be done by the
`setlocale' function itself. */
-#if defined _LIBC || (defined HAVE_SETLOCALE && defined HAVE_LC_MESSAGES && defined HAVE_LOCALE_NULL)
- retval = setlocale (category, NULL);
+#ifdef _LIBC
+ retval = __current_locale_name (category);
#else
- /* Setting of LC_ALL overwrites all other. */
- retval = getenv ("LC_ALL");
- if (retval == NULL || retval[0] == '\0')
- {
- /* Next comes the name of the desired category. */
- retval = getenv (categoryname);
- if (retval == NULL || retval[0] == '\0')
- {
- /* Last possibility is the LANG environment variable. */
- retval = getenv ("LANG");
- if (retval == NULL || retval[0] == '\0')
- /* We use C as the default domain. POSIX says this is
- implementation defined. */
- return "C";
- }
- }
+ retval = _nl_locale_name (category, categoryname);
#endif
return language != NULL && strcmp (retval, "C") != 0 ? language : retval;
#ifdef _LIBC
/* If we want to free all resources we have to do some work at
program's end. */
-static void __attribute__ ((unused))
-free_mem (void)
+libc_freeres_fn (free_mem)
{
void *old;
free (old);
}
}
-
-text_set_element (__libc_subfreeres, free_mem);
#endif