1 # locale-ar.m4 serial 3
2 dnl Copyright (C) 2003, 2005-2011 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 dnl From Ben Pfaff, based on locale-fr.m4 by Bruno Haible.
9 dnl Determine the name of an Arabic locale with traditional encoding.
10 AC_DEFUN([gt_LOCALE_AR],
12 AC_REQUIRE([AC_CANONICAL_HOST])
13 AC_REQUIRE([AM_LANGINFO_CODESET])
14 AC_CACHE_CHECK([for a traditional Arabic locale], [gt_cv_locale_ar], [
15 AC_LANG_CONFTEST([AC_LANG_SOURCE([
19 #if HAVE_LANGINFO_CODESET
20 # include <langinfo.h>
27 /* Check whether the given locale name is recognized by the system. */
28 #if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
29 /* On native Win32, setlocale(category, "") looks at the system settings,
30 not at the environment variables. Also, when an encoding suffix such
31 as ".65001" or ".54936" is speficied, it succeeds but sets the LC_CTYPE
32 category of the locale to "C". */
33 if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
34 || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
37 if (setlocale (LC_ALL, "") == NULL) return 1;
39 /* Check that nl_langinfo(CODESET) is nonempty and not "ASCII" or "646"
41 #if HAVE_LANGINFO_CODESET
43 const char *cs = nl_langinfo (CODESET);
44 if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0
45 || cs[strlen (cs) - 1] != '6')
50 /* On Cygwin, avoid locale names without encoding suffix, because the
51 locale_charset() function relies on the encoding suffix. Note that
52 LC_ALL is set on the command line. */
53 if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
59 if AC_TRY_EVAL([ac_link]) && test -s conftest$ac_exeext; then
60 # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
61 # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the
62 # configure script would override the LC_ALL setting. Likewise for
63 # LC_CTYPE, which is also set at the beginning of the configure script.
65 # - The usual locale name: ar_SA
66 # - The locale name with explicit encoding suffix: ar_SA.ISO-8859-6
67 # - The HP-UX locale name: ar_SA.iso88596
68 # - The Solaris 7 locale name: ar
69 # Also try ar_EG instead of ar_SA because Egypt is a large country too.
70 for gt_cv_locale_ar in ar_SA ar_SA.ISO-8859-6 ar_SA.iso88596 ar_EG ar_EG.ISO-8859-6 ar_EG.iso88596 ar none; do
71 if test $gt_cv_locale_ar = none; then
74 if (LC_ALL=$gt_cv_locale_ar LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
81 LOCALE_AR=$gt_cv_locale_ar