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source: kBuild/trunk/src/grep/m4/locale-tr.m4

Last change on this file was 3529, checked in by bird, 3 years ago

Imported grep 3.7 from grep-3.7.tar.gz (sha256: c22b0cf2d4f6bbe599c902387e8058990e1eee99aef333a203829e5fd3dbb342), applying minimal auto-props.

  • Property svn:eol-style set to LF
File size: 5.0 KB
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1# locale-tr.m4 serial 13
2dnl Copyright (C) 2003, 2005-2021 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 turkish locale with UTF-8 encoding.
10AC_DEFUN([gt_LOCALE_TR_UTF8],
11[
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([[
16#include <locale.h>
17#include <time.h>
18#if HAVE_LANGINFO_CODESET
19# include <langinfo.h>
20#endif
21#include <stdlib.h>
22#include <string.h>
23#include <wctype.h>
24struct tm t;
25char buf[16];
26int main () {
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)
40 return 1;
41#else
42 if (setlocale (LC_ALL, "") == NULL) return 1;
43#endif
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
51 {
52 const char *cs = nl_langinfo (CODESET);
53 if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0)
54 return 1;
55 }
56#endif
57#ifdef __CYGWIN__
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;
62#endif
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)
69 return 1;
70 /* Check whether the upper-/lowercase mappings are as expected for
71 Turkish. */
72 if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i'
73 || towupper(0x0131) != 'I' || towlower ('I') != 0x0131)
74 return 1;
75 return 0;
76}
77 ]])])
78 if AC_TRY_EVAL([ac_link]) && test -s conftest$ac_exeext; then
79 case "$host_os" in
80 # Handle native Windows specially, because there setlocale() interprets
81 # "ar" as "Arabic" or "Arabic_Saudi Arabia.1256",
82 # "fr" or "fra" as "French" or "French_France.1252",
83 # "ge"(!) or "deu"(!) as "German" or "German_Germany.1252",
84 # "ja" as "Japanese" or "Japanese_Japan.932",
85 # and similar.
86 mingw*)
87 # Test for the hypothetical native Windows locale name.
88 if (LC_ALL=Turkish_Turkey.65001 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
89 gt_cv_locale_tr_utf8=Turkish_Turkey.65001
90 else
91 # None found.
92 gt_cv_locale_tr_utf8=none
93 fi
94 ;;
95 *)
96 # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because
97 # otherwise on Mac OS X 10.3.5 the LC_TIME=C from the beginning of the
98 # configure script would override the LC_ALL setting. Likewise for
99 # LC_CTYPE, which is also set at the beginning of the configure script.
100 # Test for the usual locale name.
101 if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
102 gt_cv_locale_tr_utf8=tr_TR
103 else
104 # Test for the locale name with explicit encoding suffix.
105 if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
106 gt_cv_locale_tr_utf8=tr_TR.UTF-8
107 else
108 # Test for the Solaris 7 locale name.
109 if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then
110 gt_cv_locale_tr_utf8=tr.UTF-8
111 else
112 # None found.
113 gt_cv_locale_tr_utf8=none
114 fi
115 fi
116 fi
117 ;;
118 esac
119 else
120 gt_cv_locale_tr_utf8=none
121 fi
122 rm -fr conftest*
123 ])
124 LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8
125 AC_SUBST([LOCALE_TR_UTF8])
126])
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