1 # locale-tr.m4 serial 11
2 dnl Copyright (C) 2003, 2005-2018 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.
9 dnl Determine the name of a turkish locale with UTF-8 encoding.
10 AC_DEFUN([gt_LOCALE_TR_UTF8],
12 AC_REQUIRE([AC_CANONICAL_HOST])
13 AC_REQUIRE([AM_LANGINFO_CODESET])
14 AC_CACHE_CHECK([for a turkish Unicode locale], [gt_cv_locale_tr_utf8], [
15 AC_LANG_CONFTEST([AC_LANG_SOURCE([
19 #if HAVE_LANGINFO_CODESET
20 # include <langinfo.h>
27 /* On BeOS, locales are not implemented in libc. Rather, libintl
28 imitates locale dependent behaviour by looking at the environment
29 variables, and all locales use the UTF-8 encoding. But BeOS does not
30 implement the Turkish upper-/lowercase mappings. Therefore, let this
31 program return 1 on BeOS. */
32 /* Check whether the given locale name is recognized by the system. */
33 #if defined _WIN32 && !defined __CYGWIN__
34 /* On native Windows, setlocale(category, "") looks at the system settings,
35 not at the environment variables. Also, when an encoding suffix such
36 as ".65001" or ".54936" is specified, it succeeds but sets the LC_CTYPE
37 category of the locale to "C". */
38 if (setlocale (LC_ALL, getenv ("LC_ALL")) == NULL
39 || strcmp (setlocale (LC_CTYPE, NULL), "C") == 0)
42 if (setlocale (LC_ALL, "") == NULL) return 1;
44 /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646".
45 On Mac OS X 10.3.5 (Darwin 7.5) in the tr_TR locale, nl_langinfo(CODESET)
46 is empty, and the behaviour of Tcl 8.4 in this locale is not useful.
47 On OpenBSD 4.0, when an unsupported locale is specified, setlocale()
48 succeeds but then nl_langinfo(CODESET) is "646". In this situation,
49 some unit tests fail. */
50 #if HAVE_LANGINFO_CODESET
52 const char *cs = nl_langinfo (CODESET);
53 if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
58 /* On Cygwin, avoid locale names without encoding suffix, because the
59 locale_charset() function relies on the encoding suffix. Note that
60 LC_ALL is set on the command line. */
61 if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1;
63 /* Check whether in the abbreviation of the eighth month, the second
64 character (should be U+011F: LATIN SMALL LETTER G WITH BREVE) is
65 two bytes long, with UTF-8 encoding. */
66 t.tm_year = 1992 - 1900; t.tm_mon = 8 - 1; t.tm_mday = 19;
67 if (strftime (buf, sizeof (buf), "%b", &t) < 4
68 || buf[1] != (char) 0xc4 || buf[2] != (char) 0x9f)
70 /* Check whether the upper-/lowercase mappings are as expected for
72 if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i'
73 || towupper(0x0131) != 'I' || towlower ('I') != 0x0131)
79 if AC_TRY_EVAL([ac_link]) && test -s conftest$ac_exeext; then
81 # Handle native Windows specially, because there setlocale() interprets
82 # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
83 # "fr" or "fra" as "French" or "French_France.1252",
84 # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
85 # "ja" as "Japanese" or "Japanese_Japan.932",
88 # Test for the hypothetical native Windows locale name.
89 if (LC_ALL=Turkish_Turkey.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
90 gt_cv_locale_tr_utf8=Turkish_Turkey.65001
93 gt_cv_locale_tr_utf8=none
97 # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
98 # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
99 # configure script would override the LC_ALL setting. Likewise for
100 # LC_CTYPE, which is also set at the beginning of the configure script.
101 # Test for the usual locale name.
102 if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
103 gt_cv_locale_tr_utf8=tr_TR
105 # Test for the locale name with explicit encoding suffix.
106 if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
107 gt_cv_locale_tr_utf8=tr_TR.UTF-8
109 # Test for the Solaris 7 locale name.
110 if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
111 gt_cv_locale_tr_utf8=tr.UTF-8
114 gt_cv_locale_tr_utf8=none
121 gt_cv_locale_tr_utf8=none
125 LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8
126 AC_SUBST([LOCALE_TR_UTF8])