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-rw-r--r--gl/m4/locale_h.m4134
1 files changed, 93 insertions, 41 deletions
diff --git a/gl/m4/locale_h.m4 b/gl/m4/locale_h.m4
index 8bd12e8..a33a0a4 100644
--- a/gl/m4/locale_h.m4
+++ b/gl/m4/locale_h.m4
@@ -1,13 +1,13 @@
1# locale_h.m4 serial 19 1# locale_h.m4 serial 28
2dnl Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc. 2dnl Copyright (C) 2007, 2009-2023 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
6 6
7AC_DEFUN([gl_LOCALE_H], 7AC_DEFUN_ONCE([gl_LOCALE_H],
8[ 8[
9 dnl Use AC_REQUIRE here, so that the default behavior below is expanded 9 dnl Ensure to expand the default settings once only, before all statements
10 dnl once only, before all statements that occur in other macros. 10 dnl that occur in other macros.
11 AC_REQUIRE([gl_LOCALE_H_DEFAULTS]) 11 AC_REQUIRE([gl_LOCALE_H_DEFAULTS])
12 12
13 dnl Persuade glibc <locale.h> to define locale_t and the int_p_*, int_n_* 13 dnl Persuade glibc <locale.h> to define locale_t and the int_p_*, int_n_*
@@ -17,7 +17,9 @@ AC_DEFUN([gl_LOCALE_H],
17 dnl If <stddef.h> is replaced, then <locale.h> must also be replaced. 17 dnl If <stddef.h> is replaced, then <locale.h> must also be replaced.
18 AC_REQUIRE([gl_STDDEF_H]) 18 AC_REQUIRE([gl_STDDEF_H])
19 19
20 dnl Solaris 11 2011-11 defines the int_p_*, int_n_* members of 'struct lconv' 20 AC_REQUIRE([gl_LOCALE_T])
21
22 dnl Solaris 11.0 defines the int_p_*, int_n_* members of 'struct lconv'
21 dnl only if _LCONV_C99 is defined. 23 dnl only if _LCONV_C99 is defined.
22 AC_REQUIRE([AC_CANONICAL_HOST]) 24 AC_REQUIRE([AC_CANONICAL_HOST])
23 case "$host_os" in 25 case "$host_os" in
@@ -37,34 +39,6 @@ AC_DEFUN([gl_LOCALE_H],
37 [gl_cv_header_locale_h_posix2001=yes], 39 [gl_cv_header_locale_h_posix2001=yes],
38 [gl_cv_header_locale_h_posix2001=no])]) 40 [gl_cv_header_locale_h_posix2001=no])])
39 41
40 dnl Check for <xlocale.h>.
41 AC_CHECK_HEADERS_ONCE([xlocale.h])
42 if test $ac_cv_header_xlocale_h = yes; then
43 HAVE_XLOCALE_H=1
44 dnl Check whether use of locale_t requires inclusion of <xlocale.h>,
45 dnl e.g. on Mac OS X 10.5. If <locale.h> does not define locale_t by
46 dnl itself, we assume that <xlocale.h> will do so.
47 AC_CACHE_CHECK([whether locale.h defines locale_t],
48 [gl_cv_header_locale_has_locale_t],
49 [AC_COMPILE_IFELSE(
50 [AC_LANG_PROGRAM(
51 [[#include <locale.h>
52 locale_t x;]],
53 [[]])],
54 [gl_cv_header_locale_has_locale_t=yes],
55 [gl_cv_header_locale_has_locale_t=no])
56 ])
57 if test $gl_cv_header_locale_has_locale_t = yes; then
58 gl_cv_header_locale_h_needs_xlocale_h=no
59 else
60 gl_cv_header_locale_h_needs_xlocale_h=yes
61 fi
62 else
63 HAVE_XLOCALE_H=0
64 gl_cv_header_locale_h_needs_xlocale_h=no
65 fi
66 AC_SUBST([HAVE_XLOCALE_H])
67
68 dnl Check whether 'struct lconv' is complete. 42 dnl Check whether 'struct lconv' is complete.
69 dnl Bionic libc's 'struct lconv' is just a dummy. 43 dnl Bionic libc's 'struct lconv' is just a dummy.
70 dnl On OpenBSD 4.9, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 1.5.x, 44 dnl On OpenBSD 4.9, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 1.5.x,
@@ -82,7 +56,20 @@ AC_DEFUN([gl_LOCALE_H],
82 [gl_cv_sys_struct_lconv_ok=no]) 56 [gl_cv_sys_struct_lconv_ok=no])
83 ]) 57 ])
84 if test $gl_cv_sys_struct_lconv_ok = no; then 58 if test $gl_cv_sys_struct_lconv_ok = no; then
85 REPLACE_STRUCT_LCONV=1 59 dnl On native Windows with MSVC, merely define these member names as macros.
60 dnl This avoids trouble in C++ mode.
61 case "$host_os" in
62 mingw*)
63 AC_EGREP_CPP([Special], [
64#ifdef _MSC_VER
65 Special
66#endif
67 ],
68 [],
69 [REPLACE_STRUCT_LCONV=1])
70 ;;
71 *) REPLACE_STRUCT_LCONV=1 ;;
72 esac
86 fi 73 fi
87 74
88 dnl <locale.h> is always overridden, because of GNULIB_POSIXCHECK. 75 dnl <locale.h> is always overridden, because of GNULIB_POSIXCHECK.
@@ -96,27 +83,92 @@ AC_DEFUN([gl_LOCALE_H],
96# include <xlocale.h> 83# include <xlocale.h>
97#endif 84#endif
98 ]], 85 ]],
99 [setlocale duplocale]) 86 [setlocale newlocale duplocale freelocale])
87])
88
89dnl Checks to determine whether the system has the locale_t type,
90dnl and how to obtain it.
91AC_DEFUN([gl_LOCALE_T],
92[
93 dnl Persuade glibc and Solaris <locale.h> to define locale_t.
94 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
95
96 dnl Check whether use of locale_t requires inclusion of <xlocale.h>,
97 dnl e.g. on Mac OS X 10.5. If <locale.h> does not define locale_t by
98 dnl itself, we assume that <xlocale.h> will do so.
99 AC_CACHE_CHECK([whether locale.h defines locale_t],
100 [gl_cv_header_locale_has_locale_t],
101 [AC_COMPILE_IFELSE(
102 [AC_LANG_PROGRAM(
103 [[#include <locale.h>
104 locale_t x;]],
105 [[]])],
106 [gl_cv_header_locale_has_locale_t=yes],
107 [gl_cv_header_locale_has_locale_t=no])
108 ])
109
110 dnl Check for <xlocale.h>.
111 AC_CHECK_HEADERS_ONCE([xlocale.h])
112 if test $ac_cv_header_xlocale_h = yes; then
113 HAVE_XLOCALE_H=1
114 if test $gl_cv_header_locale_has_locale_t = yes; then
115 gl_cv_header_locale_h_needs_xlocale_h=no
116 else
117 gl_cv_header_locale_h_needs_xlocale_h=yes
118 fi
119 HAVE_LOCALE_T=1
120 else
121 HAVE_XLOCALE_H=0
122 gl_cv_header_locale_h_needs_xlocale_h=no
123 if test $gl_cv_header_locale_has_locale_t = yes; then
124 HAVE_LOCALE_T=1
125 else
126 HAVE_LOCALE_T=0
127 fi
128 fi
129 AC_SUBST([HAVE_XLOCALE_H])
100]) 130])
101 131
132# gl_LOCALE_MODULE_INDICATOR([modulename])
133# sets the shell variable that indicates the presence of the given module
134# to a C preprocessor expression that will evaluate to 1.
135# This macro invocation must not occur in macros that are AC_REQUIREd.
102AC_DEFUN([gl_LOCALE_MODULE_INDICATOR], 136AC_DEFUN([gl_LOCALE_MODULE_INDICATOR],
103[ 137[
104 dnl Use AC_REQUIRE here, so that the default settings are expanded once only. 138 dnl Ensure to expand the default settings once only.
105 AC_REQUIRE([gl_LOCALE_H_DEFAULTS]) 139 gl_LOCALE_H_REQUIRE_DEFAULTS
106 gl_MODULE_INDICATOR_SET_VARIABLE([$1]) 140 gl_MODULE_INDICATOR_SET_VARIABLE([$1])
107 dnl Define it also as a C macro, for the benefit of the unit tests. 141 dnl Define it also as a C macro, for the benefit of the unit tests.
108 gl_MODULE_INDICATOR_FOR_TESTS([$1]) 142 gl_MODULE_INDICATOR_FOR_TESTS([$1])
109]) 143])
110 144
145# Initializes the default values for AC_SUBSTed shell variables.
146# This macro must not be AC_REQUIREd. It must only be invoked, and only
147# outside of macros or in macros that are not AC_REQUIREd.
148AC_DEFUN([gl_LOCALE_H_REQUIRE_DEFAULTS],
149[
150 m4_defun(GL_MODULE_INDICATOR_PREFIX[_LOCALE_H_MODULE_INDICATOR_DEFAULTS], [
151 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_LOCALECONV])
152 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETLOCALE])
153 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETLOCALE_NULL])
154 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_DUPLOCALE])
155 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_LOCALENAME])
156 ])
157 m4_require(GL_MODULE_INDICATOR_PREFIX[_LOCALE_H_MODULE_INDICATOR_DEFAULTS])
158 AC_REQUIRE([gl_LOCALE_H_DEFAULTS])
159])
160
111AC_DEFUN([gl_LOCALE_H_DEFAULTS], 161AC_DEFUN([gl_LOCALE_H_DEFAULTS],
112[ 162[
113 GNULIB_LOCALECONV=0; AC_SUBST([GNULIB_LOCALECONV])
114 GNULIB_SETLOCALE=0; AC_SUBST([GNULIB_SETLOCALE])
115 GNULIB_DUPLOCALE=0; AC_SUBST([GNULIB_DUPLOCALE])
116 dnl Assume proper GNU behavior unless another module says otherwise. 163 dnl Assume proper GNU behavior unless another module says otherwise.
164 HAVE_NEWLOCALE=1; AC_SUBST([HAVE_NEWLOCALE])
117 HAVE_DUPLOCALE=1; AC_SUBST([HAVE_DUPLOCALE]) 165 HAVE_DUPLOCALE=1; AC_SUBST([HAVE_DUPLOCALE])
166 HAVE_FREELOCALE=1; AC_SUBST([HAVE_FREELOCALE])
118 REPLACE_LOCALECONV=0; AC_SUBST([REPLACE_LOCALECONV]) 167 REPLACE_LOCALECONV=0; AC_SUBST([REPLACE_LOCALECONV])
119 REPLACE_SETLOCALE=0; AC_SUBST([REPLACE_SETLOCALE]) 168 REPLACE_SETLOCALE=0; AC_SUBST([REPLACE_SETLOCALE])
169 REPLACE_NEWLOCALE=0; AC_SUBST([REPLACE_NEWLOCALE])
120 REPLACE_DUPLOCALE=0; AC_SUBST([REPLACE_DUPLOCALE]) 170 REPLACE_DUPLOCALE=0; AC_SUBST([REPLACE_DUPLOCALE])
171 REPLACE_FREELOCALE=0; AC_SUBST([REPLACE_FREELOCALE])
121 REPLACE_STRUCT_LCONV=0; AC_SUBST([REPLACE_STRUCT_LCONV]) 172 REPLACE_STRUCT_LCONV=0; AC_SUBST([REPLACE_STRUCT_LCONV])
173 LOCALENAME_ENHANCE_LOCALE_FUNCS=0; AC_SUBST([LOCALENAME_ENHANCE_LOCALE_FUNCS])
122]) 174])