diff options
Diffstat (limited to 'intl/loadmsgcat.c')
| -rw-r--r-- | intl/loadmsgcat.c | 567 |
1 files changed, 0 insertions, 567 deletions
diff --git a/intl/loadmsgcat.c b/intl/loadmsgcat.c deleted file mode 100644 index f99ebee..0000000 --- a/intl/loadmsgcat.c +++ /dev/null @@ -1,567 +0,0 @@ -/* Load needed message catalogs. - Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc. - - This program 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, or (at your option) - any later version. - - This program 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. - - You should have received a copy of the GNU Library General Public - License along with this program; 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 - <features.h>, and once <features.h> has been included, it's too late. */ -#ifndef _GNU_SOURCE -# define _GNU_SOURCE 1 -#endif - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <ctype.h> -#include <errno.h> -#include <fcntl.h> -#include <sys/types.h> -#include <sys/stat.h> - -#ifdef __GNUC__ -# define alloca __builtin_alloca -# define HAVE_ALLOCA 1 -#else -# if defined HAVE_ALLOCA_H || defined _LIBC -# include <alloca.h> -# else -# ifdef _AIX - #pragma alloca -# else -# ifndef alloca -char *alloca (); -# endif -# endif -# endif -#endif - -#include <stdlib.h> -#include <string.h> - -#if defined HAVE_UNISTD_H || defined _LIBC -# include <unistd.h> -#endif - -#ifdef _LIBC -# include <langinfo.h> -# include <locale.h> -#endif - -#if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \ - || (defined _LIBC && defined _POSIX_MAPPED_FILES) -# include <sys/mman.h> -# undef HAVE_MMAP -# define HAVE_MMAP 1 -#else -# undef HAVE_MMAP -#endif - -#include "gettext.h" -#include "gettextP.h" - -#ifdef _LIBC -# include "../locale/localeinfo.h" -#endif - -/* @@ end of prolog @@ */ - -#ifdef _LIBC -/* Rename the non ISO C functions. This is required by the standard - because some ISO C functions will require linking with this object - file and the name space must not be polluted. */ -# define open __open -# define close __close -# define read __read -# define mmap __mmap -# define munmap __munmap -#endif - -/* Names for the libintl functions are a problem. They must not clash - 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 __ - prefix. So we have to make a difference here. */ -#ifdef _LIBC -# define PLURAL_PARSE __gettextparse -#else -# define PLURAL_PARSE gettextparse__ -#endif - -/* For those losing systems which don't have `alloca' we have to add - some additional code emulating it. */ -#ifdef HAVE_ALLOCA -# define freea(p) /* nothing */ -#else -# define alloca(n) malloc (n) -# define freea(p) free (p) -#endif - -/* For systems that distinguish between text and binary I/O. - O_BINARY is usually declared in <fcntl.h>. */ -#if !defined O_BINARY && defined _O_BINARY - /* For MSC-compatible compilers. */ -# define O_BINARY _O_BINARY -# define O_TEXT _O_TEXT -#endif -#ifdef __BEOS__ - /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */ -# undef O_BINARY -# undef O_TEXT -#endif -/* On reasonable systems, binary I/O is the default. */ -#ifndef O_BINARY -# define O_BINARY 0 -#endif - -/* We need a sign, whether a new catalog was loaded, which can be associated - with all translations. This is important if the translations are - cached by one of GCC's features. */ -int _nl_msg_cat_cntr; - -#if (defined __GNUC__ && !defined __APPLE_CC__) \ - || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L) - -/* These structs are the constant expression for the germanic plural - form determination. It represents the expression "n != 1". */ -static const struct expression plvar = -{ - .nargs = 0, - .operation = var, -}; -static const struct expression plone = -{ - .nargs = 0, - .operation = num, - .val = - { - .num = 1 - } -}; -static struct expression germanic_plural = -{ - .nargs = 2, - .operation = not_equal, - .val = - { - .args = - { - [0] = (struct expression *) &plvar, - [1] = (struct expression *) &plone - } - } -}; - -# define INIT_GERMANIC_PLURAL() - -#else - -/* For compilers without support for ISO C 99 struct/union initializers: - Initialization at run-time. */ - -static struct expression plvar; -static struct expression plone; -static struct expression germanic_plural; - -static void -init_germanic_plural () -{ - if (plone.val.num == 0) - { - plvar.nargs = 0; - plvar.operation = var; - - plone.nargs = 0; - plone.operation = num; - plone.val.num = 1; - - germanic_plural.nargs = 2; - germanic_plural.operation = not_equal; - germanic_plural.val.args[0] = &plvar; - germanic_plural.val.args[1] = &plone; - } -} - -# define INIT_GERMANIC_PLURAL() init_germanic_plural () - -#endif - - -/* Initialize the codeset dependent parts of an opened message catalog. - Return the header entry. */ -const char * -internal_function -_nl_init_domain_conv (domain_file, domain, domainbinding) - struct loaded_l10nfile *domain_file; - struct loaded_domain *domain; - struct binding *domainbinding; -{ - /* Find out about the character set the file is encoded with. - This can be found (in textual form) in the entry "". If this - entry does not exist or if this does not contain the `charset=' - information, we will assume the charset matches the one the - current locale and we don't have to perform any conversion. */ - char *nullentry; - size_t nullentrylen; - - /* Preinitialize fields, to avoid recursion during _nl_find_msg. */ - domain->codeset_cntr = - (domainbinding != NULL ? domainbinding->codeset_cntr : 0); -#ifdef _LIBC - domain->conv = (__gconv_t) -1; -#else -# if HAVE_ICONV - domain->conv = (iconv_t) -1; -# endif -#endif - domain->conv_tab = NULL; - - /* Get the header entry. */ - nullentry = _nl_find_msg (domain_file, domainbinding, "", &nullentrylen); - - if (nullentry != NULL) - { -#if defined _LIBC || HAVE_ICONV - const char *charsetstr; - - charsetstr = strstr (nullentry, "charset="); - if (charsetstr != NULL) - { - size_t len; - char *charset; - const char *outcharset; - - charsetstr += strlen ("charset="); - len = strcspn (charsetstr, " \t\n"); - - charset = (char *) alloca (len + 1); -# if defined _LIBC || HAVE_MEMPCPY - *((char *) mempcpy (charset, charsetstr, len)) = '\0'; -# else - memcpy (charset, charsetstr, len); - charset[len] = '\0'; -# endif - - /* The output charset should normally be determined by the - locale. But sometimes the locale is not used or not correctly - set up, so we provide a possibility for the user to override - this. Moreover, the value specified through - bind_textdomain_codeset overrides both. */ - if (domainbinding != NULL && domainbinding->codeset != NULL) - outcharset = domainbinding->codeset; - else - { - outcharset = getenv ("OUTPUT_CHARSET"); - if (outcharset == NULL || outcharset[0] == '\0') - { -# ifdef _LIBC - outcharset = (*_nl_current[LC_CTYPE])->values[_NL_ITEM_INDEX (CODESET)].string; -# else -# if HAVE_ICONV - extern const char *locale_charset (void); - outcharset = locale_charset (); -# endif -# endif - } - } - -# ifdef _LIBC - /* We always want to use transliteration. */ - outcharset = norm_add_slashes (outcharset, "TRANSLIT"); - charset = norm_add_slashes (charset, NULL); - if (__gconv_open (outcharset, charset, &domain->conv, - GCONV_AVOID_NOCONV) - != __GCONV_OK) - domain->conv = (__gconv_t) -1; -# else -# if HAVE_ICONV - /* When using GNU libiconv, we want to use transliteration. */ -# if _LIBICONV_VERSION >= 0x0105 - len = strlen (outcharset); - { - char *tmp = (char *) alloca (len + 10 + 1); - memcpy (tmp, outcharset, len); - memcpy (tmp + len, "//TRANSLIT", 10 + 1); - outcharset = tmp; - } -# endif - domain->conv = iconv_open (outcharset, charset); -# if _LIBICONV_VERSION >= 0x0105 - freea (outcharset); -# endif -# endif -# endif - - freea (charset); - } -#endif /* _LIBC || HAVE_ICONV */ - } - - return nullentry; -} - -/* Frees the codeset dependent parts of an opened message catalog. */ -void -internal_function -_nl_free_domain_conv (domain) - struct loaded_domain *domain; -{ - if (domain->conv_tab != NULL && domain->conv_tab != (char **) -1) - free (domain->conv_tab); - -#ifdef _LIBC - if (domain->conv != (__gconv_t) -1) - __gconv_close (domain->conv); -#else -# if HAVE_ICONV - if (domain->conv != (iconv_t) -1) - iconv_close (domain->conv); -# endif -#endif -} - -/* Load the message catalogs specified by FILENAME. If it is no valid - message catalog do nothing. */ -void -internal_function -_nl_load_domain (domain_file, domainbinding) - struct loaded_l10nfile *domain_file; - struct binding *domainbinding; -{ - int fd; - size_t size; -#ifdef _LIBC - struct stat64 st; -#else - struct stat st; -#endif - struct mo_file_header *data = (struct mo_file_header *) -1; - int use_mmap = 0; - struct loaded_domain *domain; - const char *nullentry; - - domain_file->decided = 1; - domain_file->data = NULL; - - /* Note that it would be useless to store domainbinding in domain_file - because domainbinding might be == NULL now but != NULL later (after - a call to bind_textdomain_codeset). */ - - /* If the record does not represent a valid locale the FILENAME - might be NULL. This can happen when according to the given - specification the locale file name is different for XPG and CEN - syntax. */ - if (domain_file->filename == NULL) - return; - - /* Try to open the addressed file. */ - fd = open (domain_file->filename, O_RDONLY | O_BINARY); - if (fd == -1) - return; - - /* We must know about the size of the file. */ - if ( -#ifdef _LIBC - __builtin_expect (fstat64 (fd, &st) != 0, 0) -#else - __builtin_expect (fstat (fd, &st) != 0, 0) -#endif - || __builtin_expect ((size = (size_t) st.st_size) != st.st_size, 0) - || __builtin_expect (size < sizeof (struct mo_file_header), 0)) - { - /* Something went wrong. */ - close (fd); - return; - } - -#ifdef HAVE_MMAP - /* Now we are ready to load the file. If mmap() is available we try - this first. If not available or it failed we try to load it. */ - data = (struct mo_file_header *) mmap (NULL, size, PROT_READ, - MAP_PRIVATE, fd, 0); - - if (__builtin_expect (data != (struct mo_file_header *) -1, 1)) - { - /* mmap() call was successful. */ - close (fd); - use_mmap = 1; - } -#endif - - /* If the data is not yet available (i.e. mmap'ed) we try to load - it manually. */ - if (data == (struct mo_file_header *) -1) - { - size_t to_read; - char *read_ptr; - - data = (struct mo_file_header *) malloc (size); - if (data == NULL) - return; - - to_read = size; - read_ptr = (char *) data; - do - { - long int nb = (long int) read (fd, read_ptr, to_read); - if (nb <= 0) - { -#ifdef EINTR - if (nb == -1 && errno == EINTR) - continue; -#endif - close (fd); - return; - } - read_ptr += nb; - to_read -= nb; - } - while (to_read > 0); - - close (fd); - } - - /* Using the magic number we can test whether it really is a message - catalog file. */ - if (__builtin_expect (data->magic != _MAGIC && data->magic != _MAGIC_SWAPPED, - 0)) - { - /* The magic number is wrong: not a message catalog file. */ -#ifdef HAVE_MMAP - if (use_mmap) - munmap ((caddr_t) data, size); - else -#endif - free (data); - return; - } - - domain = (struct loaded_domain *) malloc (sizeof (struct loaded_domain)); - if (domain == NULL) - return; - domain_file->data = domain; - - domain->data = (char *) data; - domain->use_mmap = use_mmap; - domain->mmap_size = size; - domain->must_swap = data->magic != _MAGIC; - - /* Fill in the information about the available tables. */ - switch (W (domain->must_swap, data->revision)) - { - case 0: - domain->nstrings = W (domain->must_swap, data->nstrings); - domain->orig_tab = (struct string_desc *) - ((char *) data + W (domain->must_swap, data->orig_tab_offset)); - domain->trans_tab = (struct string_desc *) - ((char *) data + W (domain->must_swap, data->trans_tab_offset)); - domain->hash_size = W (domain->must_swap, data->hash_tab_size); - domain->hash_tab = (nls_uint32 *) - ((char *) data + W (domain->must_swap, data->hash_tab_offset)); - break; - default: - /* This is an invalid revision. */ -#ifdef HAVE_MMAP - if (use_mmap) - munmap ((caddr_t) data, size); - else -#endif - free (data); - free (domain); - domain_file->data = NULL; - return; - } - - /* Now initialize the character set converter from the character set - the file is encoded with (found in the header entry) to the domain's - specified character set or the locale's character set. */ - nullentry = _nl_init_domain_conv (domain_file, domain, domainbinding); - - /* Also look for a plural specification. */ - if (nullentry != NULL) - { - const char *plural; - const char *nplurals; - - plural = strstr (nullentry, "plural="); - nplurals = strstr (nullentry, "nplurals="); - if (plural == NULL || nplurals == NULL) - goto no_plural; - else - { - /* First get the number. */ - char *endp; - unsigned long int n; - struct parse_args args; - - nplurals += 9; - while (*nplurals != '\0' && isspace (*nplurals)) - ++nplurals; -#if defined HAVE_STRTOUL || defined _LIBC - n = strtoul (nplurals, &endp, 10); -#else - for (endp = nplurals, n = 0; *endp >= '0' && *endp <= '9'; endp++) - n = n * 10 + (*endp - '0'); -#endif - domain->nplurals = n; - if (nplurals == endp) - goto no_plural; - - /* Due to the restrictions bison imposes onto the interface of the - scanner function we have to put the input string and the result - passed up from the parser into the same structure which address - is passed down to the parser. */ - plural += 7; - args.cp = plural; - if (PLURAL_PARSE (&args) != 0) - goto no_plural; - domain->plural = args.res; - } - } - else - { - /* By default we are using the Germanic form: singular form only - for `one', the plural form otherwise. Yes, this is also what - English is using since English is a Germanic language. */ - no_plural: - INIT_GERMANIC_PLURAL (); - domain->plural = &germanic_plural; - domain->nplurals = 2; - } -} - - -#ifdef _LIBC -void -internal_function -_nl_unload_domain (domain) - struct loaded_domain *domain; -{ - if (domain->plural != &germanic_plural) - __gettext_free_exp (domain->plural); - - _nl_free_domain_conv (domain); - -# ifdef _POSIX_MAPPED_FILES - if (domain->use_mmap) - munmap ((caddr_t) domain->data, domain->mmap_size); - else -# endif /* _POSIX_MAPPED_FILES */ - free ((void *) domain->data); - - free (domain); -} -#endif |