1# locale-ja.m4 serial 3 (gettext-0.17) 2dnl Copyright (C) 2003, 2005-2007 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7dnl From Bruno Haible. 8 9dnl Determine the name of a japanese locale with EUC-JP encoding. 10AC_DEFUN([gt_LOCALE_JA], 11[ 12 AC_REQUIRE([AC_CANONICAL_HOST]) 13 AC_REQUIRE([AM_LANGINFO_CODESET]) 14 AC_CACHE_CHECK([for a traditional japanese locale], gt_cv_locale_ja, [ 15 macosx= 16changequote(,)dnl 17 case "$host_os" in 18 darwin[56]*) ;; 19 darwin*) macosx=yes;; 20 esac 21changequote([,])dnl 22 if test -n "$macosx"; then 23 # On Darwin 7 (MacOS X), the libc supports some locales in non-UTF-8 24 # encodings, but the kernel does not support them. The documentation 25 # says: 26 # "... all code that calls BSD system routines should ensure 27 # that the const *char parameters of these routines are in UTF-8 28 # encoding. All BSD system functions expect their string 29 # parameters to be in UTF-8 encoding and nothing else." 30 # See the comments in config.charset. Therefore we bypass the test. 31 gt_cv_locale_ja=none 32 else 33 AC_LANG_CONFTEST([AC_LANG_SOURCE([ 34changequote(,)dnl 35#include <locale.h> 36#include <time.h> 37#if HAVE_LANGINFO_CODESET 38# include <langinfo.h> 39#endif 40#include <stdlib.h> 41#include <string.h> 42struct tm t; 43char buf[16]; 44int main () 45{ 46 const char *p; 47 /* Check whether the given locale name is recognized by the system. */ 48 if (setlocale (LC_ALL, "") == NULL) return 1; 49 /* Check whether nl_langinfo(CODESET) is nonempty. 50 On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) 51 is empty, and the behaviour of Tcl 8.4 in this locale is not useful. */ 52#if HAVE_LANGINFO_CODESET 53 if (nl_langinfo (CODESET) [0] == '\0') return 1; 54#endif 55#ifdef __CYGWIN__ 56 /* On Cygwin, avoid locale names without encoding suffix, because the 57 locale_charset() function relies on the encoding suffix. Note that 58 LC_ALL is set on the command line. */ 59 if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; 60#endif 61 /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. 62 This excludes the UTF-8 encoding. */ 63 t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; 64 if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; 65 for (p = buf; *p != '\0'; p++) 66 if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) 67 return 1; 68 return 0; 69} 70changequote([,])dnl 71 ])]) 72 if AC_TRY_EVAL([ac_link]) && test -s conftest$ac_exeext; then 73 # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because 74 # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the 75 # configure script would override the LC_ALL setting. Likewise for 76 # LC_CTYPE, which is also set at the beginning of the configure script. 77 # Test for the AIX locale name. 78 if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then 79 gt_cv_locale_ja=ja_JP 80 else 81 # Test for the locale name with explicit encoding suffix. 82 if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then 83 gt_cv_locale_ja=ja_JP.EUC-JP 84 else 85 # Test for the HP-UX, OSF/1, NetBSD locale name. 86 if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then 87 gt_cv_locale_ja=ja_JP.eucJP 88 else 89 # Test for the IRIX, FreeBSD locale name. 90 if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then 91 gt_cv_locale_ja=ja_JP.EUC 92 else 93 # Test for the Solaris 7 locale name. 94 if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then 95 gt_cv_locale_ja=ja 96 else 97 # Special test for NetBSD 1.6. 98 if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then 99 gt_cv_locale_ja=ja_JP.eucJP 100 else 101 # None found. 102 gt_cv_locale_ja=none 103 fi 104 fi 105 fi 106 fi 107 fi 108 fi 109 fi 110 rm -fr conftest* 111 fi 112 ]) 113 LOCALE_JA=$gt_cv_locale_ja 114 AC_SUBST([LOCALE_JA]) 115]) 116