1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# langinfo_h.m4 serial 3
dnl Copyright (C) 2009, 2010 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.
AC_DEFUN([gl_LANGINFO_H],
[
AC_REQUIRE([gl_LANGINFO_H_DEFAULTS])
dnl Persuade glibc-2.0.6 <langinfo.h> to define CODESET.
AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
gl_CHECK_NEXT_HEADERS([langinfo.h])
dnl Determine whether <langinfo.h> exists. It is missing on mingw and BeOS.
HAVE_LANGINFO_CODESET=0
HAVE_LANGINFO_ERA=0
AC_CHECK_HEADERS_ONCE([langinfo.h])
if test $ac_cv_header_langinfo_h = yes; then
HAVE_LANGINFO_H=1
dnl Determine what <langinfo.h> defines. CODESET and ERA etc. are missing
dnl on OpenBSD 3.8.
AC_CACHE_CHECK([whether langinfo.h defines CODESET],
[gl_cv_header_langinfo_codeset],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <langinfo.h>
int a = CODESET;
]])],
[gl_cv_header_langinfo_codeset=yes],
[gl_cv_header_langinfo_codeset=no])
])
if test $gl_cv_header_langinfo_codeset = yes; then
HAVE_LANGINFO_CODESET=1
fi
AC_CACHE_CHECK([whether langinfo.h defines ERA],
[gl_cv_header_langinfo_era],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <langinfo.h>
int a = ERA;
]])],
[gl_cv_header_langinfo_era=yes],
[gl_cv_header_langinfo_era=no])
])
if test $gl_cv_header_langinfo_era = yes; then
HAVE_LANGINFO_ERA=1
fi
else
HAVE_LANGINFO_H=0
fi
AC_SUBST([HAVE_LANGINFO_H])
AC_SUBST([HAVE_LANGINFO_CODESET])
AC_SUBST([HAVE_LANGINFO_ERA])
dnl Check for declarations of anything we want to poison if the
dnl corresponding gnulib module is not in use.
gl_WARN_ON_USE_PREPARE([[#include <langinfo.h>
]], [nl_langinfo])
])
AC_DEFUN([gl_LANGINFO_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_LANGINFO_H_DEFAULTS])
GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
])
AC_DEFUN([gl_LANGINFO_H_DEFAULTS],
[
GNULIB_NL_LANGINFO=0; AC_SUBST([GNULIB_NL_LANGINFO])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_NL_LANGINFO=1; AC_SUBST([HAVE_NL_LANGINFO])
REPLACE_NL_LANGINFO=0; AC_SUBST([REPLACE_NL_LANGINFO])
])
|
