Mercurial > hg > octave-jordi > gnulib-hg

annotate m4/mbsrtowcs.m4 @ 17954:65f6122c1b68

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
sync gettext .m4 files from gettext
author Karl Berry <karl@freefriends.org>
date Tue, 07 Apr 2015 09:46:17 -0700
parents ab58d4870664
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
15483
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
1 # mbsrtowcs.m4 serial 13
17848
ab58d4870664 version-etc: new year
Paul Eggert <eggert@cs.ucla.edu>
parents: 17587
diff changeset
2 dnl Copyright (C) 2008-2015 Free Software Foundation, Inc.
10913
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
3 dnl This file is free software; the Free Software Foundation
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
4 dnl gives unlimited permission to copy and/or distribute it,
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
5 dnl with or without modifications, as long as this notice is preserved.
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
6
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
7 AC_DEFUN([gl_FUNC_MBSRTOWCS],
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
8 [
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
9 AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
10
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
11 AC_REQUIRE([AC_TYPE_MBSTATE_T])
10925
c8051e85cbfd Override mbsrtowcs when redefining mbstate_t.
Bruno Haible <bruno@clisp.org>
parents: 10913
diff changeset
12 gl_MBSTATE_T_BROKEN
13158
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
13
10913
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
14 AC_CHECK_FUNCS_ONCE([mbsrtowcs])
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
15 if test $ac_cv_func_mbsrtowcs = no; then
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
16 HAVE_MBSRTOWCS=0
15483
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
17 AC_CHECK_DECLS([mbsrtowcs],,, [[
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
18 /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
19 <wchar.h>.
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
20 BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
21 included before <wchar.h>. */
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
22 #include <stddef.h>
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
23 #include <stdio.h>
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
24 #include <time.h>
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
25 #include <wchar.h>
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
26 ]])
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
27 if test $ac_cv_have_decl_mbsrtowcs = yes; then
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
28 dnl On Minix 3.1.8, the system's <wchar.h> declares mbsrtowcs() although
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
29 dnl it does not have the function. Avoid a collision with gnulib's
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
30 dnl replacement.
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
31 REPLACE_MBSRTOWCS=1
1aca03539329 Work around declaration collisions on Minix.
Bruno Haible <bruno@clisp.org>
parents: 15033
diff changeset
32 fi
13158
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
33 else
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
34 if test $REPLACE_MBSTATE_T = 1; then
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
35 REPLACE_MBSRTOWCS=1
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
36 else
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
37 gl_MBSRTOWCS_WORKS
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
38 case "$gl_cv_func_mbsrtowcs_works" in
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
39 *yes) ;;
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
40 *) REPLACE_MBSRTOWCS=1 ;;
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
41 esac
6c2a74cfe75b mbsinit, mbrtowc, wcrtomb: Improve idioms.
Bruno Haible <bruno@clisp.org>
parents: 12559
diff changeset
42 fi
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
43 fi
10913
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
44 ])
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
45
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
46 dnl Test whether mbsrtowcs works.
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
47 dnl Result is gl_cv_func_mbsrtowcs_works.
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
48
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
49 AC_DEFUN([gl_MBSRTOWCS_WORKS],
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
50 [
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
51 AC_REQUIRE([AC_PROG_CC])
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
52 AC_REQUIRE([gt_LOCALE_FR])
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
53 AC_REQUIRE([gt_LOCALE_FR_UTF8])
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
54 AC_REQUIRE([gt_LOCALE_JA])
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
55 AC_REQUIRE([gt_LOCALE_ZH_CN])
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
56 AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
57 AC_CACHE_CHECK([whether mbsrtowcs works],
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
58 [gl_cv_func_mbsrtowcs_works],
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
59 [
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
60 dnl Initial guess, used when cross-compiling or when no suitable locale
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
61 dnl is present.
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
62 changequote(,)dnl
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
63 case "$host_os" in
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
64 # Guess no on HP-UX, Solaris, mingw.
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
65 hpux* | solaris* | mingw*) gl_cv_func_mbsrtowcs_works="guessing no" ;;
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
66 # Guess yes otherwise.
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
67 *) gl_cv_func_mbsrtowcs_works="guessing yes" ;;
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
68 esac
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
69 changequote([,])dnl
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
70 if test $LOCALE_FR != none || test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none || test $LOCALE_ZH_CN != none; then
13579
da9779900713 Modernize AC_TRY_RUN invocations.
Bruno Haible <bruno@clisp.org>
parents: 13158
diff changeset
71 AC_RUN_IFELSE(
da9779900713 Modernize AC_TRY_RUN invocations.
Bruno Haible <bruno@clisp.org>
parents: 13158
diff changeset
72 [AC_LANG_SOURCE([[
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
73 #include <locale.h>
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
74 #include <string.h>
14020
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
75 /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
76 <wchar.h>.
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
77 BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
78 included before <wchar.h>. */
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
79 #include <stddef.h>
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
80 #include <stdio.h>
318a4063e921 Ensure all prerequisites of <wchar.h> are included.
Bruno Haible <bruno@clisp.org>
parents: 13918
diff changeset
81 #include <time.h>
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
82 #include <wchar.h>
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
83 int main ()
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
84 {
13918
d5a74c6ec06b Put more information about failed tests into the test return codes.
Bruno Haible <bruno@clisp.org>
parents: 13579
diff changeset
85 int result = 0;
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
86 /* Test whether the function supports a NULL destination argument.
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
87 This fails on native Windows. */
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
88 if (setlocale (LC_ALL, "$LOCALE_FR") != NULL)
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
89 {
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
90 const char input[] = "\337er";
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
91 const char *src = input;
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
92 mbstate_t state;
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
93
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
94 memset (&state, '\0', sizeof (mbstate_t));
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
95 if (mbsrtowcs (NULL, &src, 1, &state) != 3
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
96 || src != input)
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
97 result |= 1;
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
98 }
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
99 /* Test whether the function works when started with a conversion state
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
100 in non-initial state. This fails on HP-UX 11.11 and Solaris 10. */
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
101 if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL)
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
102 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
103 const char input[] = "B\303\274\303\237er";
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
104 mbstate_t state;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
105
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
106 memset (&state, '\0', sizeof (mbstate_t));
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
107 if (mbrtowc (NULL, input + 1, 1, &state) == (size_t)(-2))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
108 if (!mbsinit (&state))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
109 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
110 const char *src = input + 2;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
111 if (mbsrtowcs (NULL, &src, 10, &state) != 4)
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
112 result |= 2;
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
113 }
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
114 }
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
115 if (setlocale (LC_ALL, "$LOCALE_JA") != NULL)
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
116 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
117 const char input[] = "<\306\374\313\334\270\354>";
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
118 mbstate_t state;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
119
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
120 memset (&state, '\0', sizeof (mbstate_t));
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
121 if (mbrtowc (NULL, input + 3, 1, &state) == (size_t)(-2))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
122 if (!mbsinit (&state))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
123 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
124 const char *src = input + 4;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
125 if (mbsrtowcs (NULL, &src, 10, &state) != 3)
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
126 result |= 4;
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
127 }
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
128 }
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
129 if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL)
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
130 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
131 const char input[] = "B\250\271\201\060\211\070er";
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
132 mbstate_t state;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
133
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
134 memset (&state, '\0', sizeof (mbstate_t));
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
135 if (mbrtowc (NULL, input + 1, 1, &state) == (size_t)(-2))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
136 if (!mbsinit (&state))
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
137 {
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
138 const char *src = input + 2;
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
139 if (mbsrtowcs (NULL, &src, 10, &state) != 4)
14336
42c6fa4a6b25 mbsrtowcs: Work around bug on native Windows.
Bruno Haible <bruno@clisp.org>
parents: 14079
diff changeset
140 result |= 8;
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
141 }
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
142 }
13918
d5a74c6ec06b Put more information about failed tests into the test return codes.
Bruno Haible <bruno@clisp.org>
parents: 13579
diff changeset
143 return result;
13579
da9779900713 Modernize AC_TRY_RUN invocations.
Bruno Haible <bruno@clisp.org>
parents: 13158
diff changeset
144 }]])],
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
145 [gl_cv_func_mbsrtowcs_works=yes],
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
146 [gl_cv_func_mbsrtowcs_works=no],
11493
fcd8e65744b2 Fix cross-compilation results.
Bruno Haible <bruno@clisp.org>
parents: 10932
diff changeset
147 [:])
10931
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
148 fi
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
149 ])
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
150 ])
33d6ff26aa7b Work around mbsrtowcs bug on various platforms.
Bruno Haible <bruno@clisp.org>
parents: 10925
diff changeset
151
10913
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
152 # Prerequisites of lib/mbsrtowcs.c.
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
153 AC_DEFUN([gl_PREREQ_MBSRTOWCS], [
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
154 :
b97cc734ef40 New module 'mbsrtowcs'.
Bruno Haible <bruno@clisp.org>
parents:
diff changeset
155 ])