#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <sys/types.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 <errno.h>
#ifndef errno
extern int errno;
#endif
#ifndef __set_errno
# define __set_errno(val) errno = (val)
#endif
#if defined STDC_HEADERS || defined _LIBC
# 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
# ifndef _GNU_SOURCE
# define _GNU_SOURCE 1
# endif
# include <string.h>
#else
# include <strings.h>
#endif
#if !HAVE_STRCHR && !defined _LIBC
# ifndef strchr
# define strchr index
# endif
#endif
#if defined HAVE_UNISTD_H || defined _LIBC
# include <unistd.h>
#endif
#include "gettext.h"
#include "gettextP.h"
#ifdef _LIBC
# include <libintl.h>
#else
# include "libgettext.h"
#endif
#include "hash-string.h"
#ifdef _LIBC
# define getcwd __getcwd
# ifndef stpcpy
# define stpcpy __stpcpy
# endif
#else
# if !defined HAVE_GETCWD
char *getwd ();
# define getcwd(buf, max) getwd (buf)
# else
char *getcwd ();
# endif
# ifndef HAVE_STPCPY
static char *stpcpy PARAMS ((char *dest, const char *src));
# endif
#endif
#define PATH_INCR 32
#if defined(_POSIX_VERSION) || (defined(HAVE_LIMITS_H) && !defined(__GNUC__))
# include <limits.h>
#endif
#ifndef _POSIX_PATH_MAX
# define _POSIX_PATH_MAX 255
#endif
#if !defined(PATH_MAX) && defined(_PC_PATH_MAX)
# define PATH_MAX (pathconf ("/", _PC_PATH_MAX) < 1 ? 1024 : pathconf ("/", _PC_PATH_MAX))
#endif
#if defined(HAVE_SYS_PARAM_H) && !defined(PATH_MAX) && !defined(MAXPATHLEN)
# include <sys/param.h>
#endif
#if !defined(PATH_MAX) && defined(MAXPATHLEN)
# define PATH_MAX MAXPATHLEN
#endif
#ifndef PATH_MAX
# define PATH_MAX _POSIX_PATH_MAX
#endif
#ifdef _LIBC
# define HAVE_LOCALE_NULL
#endif
const char _nl_default_default_domain[] = "messages";
const char *_nl_current_default_domain = _nl_default_default_domain;
const char _nl_default_dirname[] = GNULOCALEDIR;
struct binding *_nl_domain_bindings;
static char *find_msg PARAMS ((struct loaded_l10nfile *domain_file,
const char *msgid)) 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 HAVE_ALLOCA
# define ADD_BLOCK(list, address)
# define FREE_BLOCKS(list)
#else
struct block_list
{
void *address;
struct block_list *next;
};
# define ADD_BLOCK(list, addr) \
do { \
struct block_list *newp = (struct block_list *) malloc (sizeof (*newp)); \
\
if (newp != NULL) { \
newp->address = (addr); \
newp->next = (list); \
(list) = newp; \
} \
} while (0)
# define FREE_BLOCKS(list) \
do { \
while (list != NULL) { \
struct block_list *old = list; \
list = list->next; \
free (old); \
} \
} while (0)
# undef alloca
# define alloca(size) (malloc (size))
#endif
#ifdef _LIBC
# define DCGETTEXT __dcgettext
#else
# define DCGETTEXT dcgettext__
#endif
char *
DCGETTEXT (domainname, msgid, category)
const char *domainname;
const char *msgid;
int category;
{
#ifndef HAVE_ALLOCA
struct block_list *block_list = NULL;
#endif
struct loaded_l10nfile *domain;
struct binding *binding;
const char *categoryname;
const char *categoryvalue;
char *dirname, *xdomainname;
char *single_locale;
char *retval;
int saved_errno = errno;
if (msgid == NULL)
return NULL;
if (domainname == NULL)
domainname = _nl_current_default_domain;
for (binding = _nl_domain_bindings; binding != NULL; binding = binding->next)
{
int compare = strcmp (domainname, binding->domainname);
if (compare == 0)
break;
if (compare < 0)
{
binding = NULL;
break;
}
}
if (binding == NULL)
dirname = (char *) _nl_default_dirname;
else if (binding->dirname[0] == '/')
dirname = binding->dirname;
else
{
size_t dirname_len = strlen (binding->dirname) + 1;
size_t path_max;
char *ret;
path_max = (unsigned) PATH_MAX;
path_max += 2;
dirname = (char *) alloca (path_max + dirname_len);
ADD_BLOCK (block_list, dirname);
__set_errno (0);
while ((ret = getcwd (dirname, path_max)) == NULL && errno == ERANGE)
{
path_max += PATH_INCR;
dirname = (char *) alloca (path_max + dirname_len);
ADD_BLOCK (block_list, dirname);
__set_errno (0);
}
if (ret == NULL)
{
FREE_BLOCKS (block_list);
__set_errno (saved_errno);
return (char *) msgid;
}
stpcpy (stpcpy (strchr (dirname, '\0'), "/"), binding->dirname);
}
categoryname = category_to_name (category);
categoryvalue = guess_category_value (category, categoryname);
xdomainname = (char *) alloca (strlen (categoryname)
+ strlen (domainname) + 5);
ADD_BLOCK (block_list, xdomainname);
stpcpy (stpcpy (stpcpy (stpcpy (xdomainname, categoryname), "/"),
domainname),
".mo");
single_locale = (char *) alloca (strlen (categoryvalue) + 1);
ADD_BLOCK (block_list, single_locale);
while (1)
{
while (categoryvalue[0] != '\0' && categoryvalue[0] == ':')
++categoryvalue;
if (categoryvalue[0] == '\0')
{
single_locale[0] = 'C';
single_locale[1] = '\0';
}
else
{
char *cp = single_locale;
while (categoryvalue[0] != '\0' && categoryvalue[0] != ':')
*cp++ = *categoryvalue++;
*cp = '\0';
}
if (strcmp (single_locale, "C") == 0
|| strcmp (single_locale, "POSIX") == 0)
{
FREE_BLOCKS (block_list);
__set_errno (saved_errno);
return (char *) msgid;
}
domain = _nl_find_domain (dirname, single_locale, xdomainname);
if (domain != NULL)
{
retval = find_msg (domain, msgid);
if (retval == NULL)
{
int cnt;
for (cnt = 0; domain->successor[cnt] != NULL; ++cnt)
{
retval = find_msg (domain->successor[cnt], msgid);
if (retval != NULL)
break;
}
}
if (retval != NULL)
{
FREE_BLOCKS (block_list);
__set_errno (saved_errno);
return retval;
}
}
}
}
#ifdef _LIBC
weak_alias (__dcgettext, dcgettext);
#endif
static char *
internal_function
find_msg (domain_file, msgid)
struct loaded_l10nfile *domain_file;
const char *msgid;
{
size_t top, act, bottom;
struct loaded_domain *domain;
if (domain_file->decided == 0)
_nl_load_domain (domain_file);
if (domain_file->data == NULL)
return NULL;
domain = (struct loaded_domain *) domain_file->data;
if (domain->hash_size > 2 && domain->hash_tab != NULL)
{
nls_uint32 len = strlen (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));
nls_uint32 nstr = W (domain->must_swap, domain->hash_tab[idx]);
if (nstr == 0)
return NULL;
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)
return (char *) domain->data + W (domain->must_swap,
domain->trans_tab[nstr - 1].offset);
while (1)
{
if (idx >= domain->hash_size - incr)
idx -= domain->hash_size - incr;
else
idx += incr;
nstr = W (domain->must_swap, domain->hash_tab[idx]);
if (nstr == 0)
return NULL;
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)
return (char *) domain->data
+ W (domain->must_swap, domain->trans_tab[nstr - 1].offset);
}
}
bottom = 0;
top = domain->nstrings;
while (bottom < top)
{
int cmp_val;
act = (bottom + top) / 2;
cmp_val = strcmp (msgid, domain->data
+ W (domain->must_swap,
domain->orig_tab[act].offset));
if (cmp_val < 0)
top = act;
else if (cmp_val > 0)
bottom = act + 1;
else
break;
}
return bottom >= top ? NULL : (char *) domain->data
+ W (domain->must_swap,
domain->trans_tab[act].offset);
}
static const char *
internal_function
category_to_name (category)
int category;
{
const char *retval;
switch (category)
{
#ifdef LC_COLLATE
case LC_COLLATE:
retval = "LC_COLLATE";
break;
#endif
#ifdef LC_CTYPE
case LC_CTYPE:
retval = "LC_CTYPE";
break;
#endif
#ifdef LC_MONETARY
case LC_MONETARY:
retval = "LC_MONETARY";
break;
#endif
#ifdef LC_NUMERIC
case LC_NUMERIC:
retval = "LC_NUMERIC";
break;
#endif
#ifdef LC_TIME
case LC_TIME:
retval = "LC_TIME";
break;
#endif
#ifdef LC_MESSAGES
case LC_MESSAGES:
retval = "LC_MESSAGES";
break;
#endif
#ifdef LC_RESPONSE
case LC_RESPONSE:
retval = "LC_RESPONSE";
break;
#endif
#ifdef LC_ALL
case LC_ALL:
retval = "LC_ALL";
break;
#endif
default:
retval = "LC_XXX";
}
return retval;
}
static const char *
internal_function
guess_category_value (category, categoryname)
int category;
const char *categoryname;
{
const char *retval;
retval = getenv ("LANGUAGE");
if (retval != NULL && retval[0] != '\0')
return retval;
#if defined HAVE_SETLOCALE && defined HAVE_LC_MESSAGES && defined HAVE_LOCALE_NULL
return setlocale (category, NULL);
#else
retval = getenv ("LC_ALL");
if (retval != NULL && retval[0] != '\0')
return retval;
retval = getenv (categoryname);
if (retval != NULL && retval[0] != '\0')
return retval;
retval = getenv ("LANG");
if (retval != NULL && retval[0] != '\0')
return retval;
return "C";
#endif
}
#if !_LIBC && !HAVE_STPCPY
static char *
stpcpy (dest, src)
char *dest;
const char *src;
{
while ((*dest++ = *src++) != '\0')
;
return dest - 1;
}
#endif
#ifdef _LIBC
static void __attribute__ ((unused))
free_mem (void)
{
struct binding *runp;
for (runp = _nl_domain_bindings; runp != NULL; runp = runp->next)
{
free (runp->domainname);
if (runp->dirname != _nl_default_dirname)
free (runp->dirname);
}
if (_nl_current_default_domain != _nl_default_default_domain)
free ((char *) _nl_current_default_domain);
}
text_set_element (__libc_subfreeres, free_mem);
#endif