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# locale-ja.m4 serial 2 (gettext-0.16.2)
dnl Copyright (C) 2003, 2005-2007 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Bruno Haible.
dnl Determine the name of a japanese locale with EUC-JP encoding.
AC_DEFUN([gt_LOCALE_JA],
[
AC_REQUIRE([AC_CANONICAL_HOST])
AC_REQUIRE([AM_LANGINFO_CODESET])
AC_CACHE_CHECK([for a traditional japanese locale], gt_cv_locale_ja, [
macosx=
changequote(,)dnl
case "$host_os" in
darwin[56]*) ;;
darwin*) macosx=yes;;
esac
changequote([,])dnl
if test -n "$macosx"; then
# On Darwin 7 (MacOS X), the libc supports some locales in non-UTF-8
# encodings, but the kernel does not support them. The documentation
# says:
# "... all code that calls BSD system routines should ensure
# that the const *char parameters of these routines are in UTF-8
# encoding. All BSD system functions expect their string
# parameters to be in UTF-8 encoding and nothing else."
# See the comments in config.charset. Therefore we bypass the test.
gt_cv_locale_ja=none
else
AC_LANG_CONFTEST([AC_LANG_SOURCE([
changequote(,)dnl
#include <locale.h>
#include <time.h>
#if HAVE_LANGINFO_CODESET
# include <langinfo.h>
#endif
struct tm t;
char buf[16];
int main ()
{
const char *p;
/* Check whether the given locale name is recognized by the system. */
if (setlocale (LC_ALL, "") == NULL) return 1;
/* Check whether nl_langinfo(CODESET) is nonempty.
On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET)
is empty, and the behaviour of Tcl 8.4 in this locale is not useful. */
#if HAVE_LANGINFO_CODESET
if (nl_langinfo (CODESET) [0] == '\0') return 1;
#endif
/* Check whether in a month name, no byte in the range 0x80..0x9F occurs.
This excludes the UTF-8 encoding. */
t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4;
if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1;
for (p = buf; *p != '\0'; p++)
if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0)
return 1;
return 0;
}
changequote([,])dnl
])])
if AC_TRY_EVAL([ac_link]) && test -s conftest$ac_exeext; then
# Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
# otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the
# configure script would override the LC_ALL setting. Likewise for
# LC_CTYPE, which is also set at the beginning of the configure script.
# Test for the AIX locale name.
if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
gt_cv_locale_ja=ja_JP
else
# Test for the locale name with explicit encoding suffix.
if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
gt_cv_locale_ja=ja_JP.EUC-JP
else
# Test for the HP-UX, OSF/1, NetBSD locale name.
if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
gt_cv_locale_ja=ja_JP.eucJP
else
# Test for the IRIX, FreeBSD locale name.
if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
gt_cv_locale_ja=ja_JP.EUC
else
# Test for the Solaris 7 locale name.
if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
gt_cv_locale_ja=ja
else
# Special test for NetBSD 1.6.
if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then
gt_cv_locale_ja=ja_JP.eucJP
else
# None found.
gt_cv_locale_ja=none
fi
fi
fi
fi
fi
fi
fi
rm -fr conftest*
fi
])
LOCALE_JA=$gt_cv_locale_ja
AC_SUBST([LOCALE_JA])
])
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