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Diffstat (limited to 'meta/recipes-core/gettext/gettext-minimal-0.21/aclocal/iconv.m4')
-rw-r--r-- | meta/recipes-core/gettext/gettext-minimal-0.21/aclocal/iconv.m4 | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/meta/recipes-core/gettext/gettext-minimal-0.21/aclocal/iconv.m4 b/meta/recipes-core/gettext/gettext-minimal-0.21/aclocal/iconv.m4 new file mode 100644 index 0000000000..e593b7270a --- /dev/null +++ b/meta/recipes-core/gettext/gettext-minimal-0.21/aclocal/iconv.m4 | |||
@@ -0,0 +1,288 @@ | |||
1 | # iconv.m4 serial 21 | ||
2 | dnl Copyright (C) 2000-2002, 2007-2014, 2016-2020 Free Software Foundation, | ||
3 | dnl Inc. | ||
4 | dnl This file is free software; the Free Software Foundation | ||
5 | dnl gives unlimited permission to copy and/or distribute it, | ||
6 | dnl with or without modifications, as long as this notice is preserved. | ||
7 | |||
8 | dnl From Bruno Haible. | ||
9 | |||
10 | AC_DEFUN([AM_ICONV_LINKFLAGS_BODY], | ||
11 | [ | ||
12 | dnl Prerequisites of AC_LIB_LINKFLAGS_BODY. | ||
13 | AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) | ||
14 | AC_REQUIRE([AC_LIB_RPATH]) | ||
15 | |||
16 | dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV | ||
17 | dnl accordingly. | ||
18 | AC_LIB_LINKFLAGS_BODY([iconv]) | ||
19 | ]) | ||
20 | |||
21 | AC_DEFUN([AM_ICONV_LINK], | ||
22 | [ | ||
23 | dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and | ||
24 | dnl those with the standalone portable GNU libiconv installed). | ||
25 | AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles | ||
26 | |||
27 | dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV | ||
28 | dnl accordingly. | ||
29 | AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) | ||
30 | |||
31 | dnl Add $INCICONV to CPPFLAGS before performing the following checks, | ||
32 | dnl because if the user has installed libiconv and not disabled its use | ||
33 | dnl via --without-libiconv-prefix, he wants to use it. The first | ||
34 | dnl AC_LINK_IFELSE will then fail, the second AC_LINK_IFELSE will succeed. | ||
35 | am_save_CPPFLAGS="$CPPFLAGS" | ||
36 | AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV]) | ||
37 | |||
38 | AC_CACHE_CHECK([for iconv], [am_cv_func_iconv], [ | ||
39 | am_cv_func_iconv="no, consider installing GNU libiconv" | ||
40 | am_cv_lib_iconv=no | ||
41 | AC_LINK_IFELSE( | ||
42 | [AC_LANG_PROGRAM( | ||
43 | [[ | ||
44 | #include <stdlib.h> | ||
45 | #include <iconv.h> | ||
46 | ]], | ||
47 | [[iconv_t cd = iconv_open("",""); | ||
48 | iconv(cd,NULL,NULL,NULL,NULL); | ||
49 | iconv_close(cd);]])], | ||
50 | [am_cv_func_iconv=yes]) | ||
51 | if test "$am_cv_func_iconv" != yes; then | ||
52 | am_save_LIBS="$LIBS" | ||
53 | LIBS="$LIBS $LIBICONV" | ||
54 | AC_LINK_IFELSE( | ||
55 | [AC_LANG_PROGRAM( | ||
56 | [[ | ||
57 | #include <stdlib.h> | ||
58 | #include <iconv.h> | ||
59 | ]], | ||
60 | [[iconv_t cd = iconv_open("",""); | ||
61 | iconv(cd,NULL,NULL,NULL,NULL); | ||
62 | iconv_close(cd);]])], | ||
63 | [am_cv_lib_iconv=yes] | ||
64 | [am_cv_func_iconv=yes]) | ||
65 | LIBS="$am_save_LIBS" | ||
66 | fi | ||
67 | ]) | ||
68 | if test "$am_cv_func_iconv" = yes; then | ||
69 | AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [ | ||
70 | dnl This tests against bugs in AIX 5.1, AIX 6.1..7.1, HP-UX 11.11, | ||
71 | dnl Solaris 10. | ||
72 | am_save_LIBS="$LIBS" | ||
73 | if test $am_cv_lib_iconv = yes; then | ||
74 | LIBS="$LIBS $LIBICONV" | ||
75 | fi | ||
76 | am_cv_func_iconv_works=no | ||
77 | for ac_iconv_const in '' 'const'; do | ||
78 | AC_RUN_IFELSE( | ||
79 | [AC_LANG_PROGRAM( | ||
80 | [[ | ||
81 | #include <iconv.h> | ||
82 | #include <string.h> | ||
83 | |||
84 | #ifndef ICONV_CONST | ||
85 | # define ICONV_CONST $ac_iconv_const | ||
86 | #endif | ||
87 | ]], | ||
88 | [[int result = 0; | ||
89 | /* Test against AIX 5.1 bug: Failures are not distinguishable from successful | ||
90 | returns. */ | ||
91 | { | ||
92 | iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8"); | ||
93 | if (cd_utf8_to_88591 != (iconv_t)(-1)) | ||
94 | { | ||
95 | static ICONV_CONST char input[] = "\342\202\254"; /* EURO SIGN */ | ||
96 | char buf[10]; | ||
97 | ICONV_CONST char *inptr = input; | ||
98 | size_t inbytesleft = strlen (input); | ||
99 | char *outptr = buf; | ||
100 | size_t outbytesleft = sizeof (buf); | ||
101 | size_t res = iconv (cd_utf8_to_88591, | ||
102 | &inptr, &inbytesleft, | ||
103 | &outptr, &outbytesleft); | ||
104 | if (res == 0) | ||
105 | result |= 1; | ||
106 | iconv_close (cd_utf8_to_88591); | ||
107 | } | ||
108 | } | ||
109 | /* Test against Solaris 10 bug: Failures are not distinguishable from | ||
110 | successful returns. */ | ||
111 | { | ||
112 | iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646"); | ||
113 | if (cd_ascii_to_88591 != (iconv_t)(-1)) | ||
114 | { | ||
115 | static ICONV_CONST char input[] = "\263"; | ||
116 | char buf[10]; | ||
117 | ICONV_CONST char *inptr = input; | ||
118 | size_t inbytesleft = strlen (input); | ||
119 | char *outptr = buf; | ||
120 | size_t outbytesleft = sizeof (buf); | ||
121 | size_t res = iconv (cd_ascii_to_88591, | ||
122 | &inptr, &inbytesleft, | ||
123 | &outptr, &outbytesleft); | ||
124 | if (res == 0) | ||
125 | result |= 2; | ||
126 | iconv_close (cd_ascii_to_88591); | ||
127 | } | ||
128 | } | ||
129 | /* Test against AIX 6.1..7.1 bug: Buffer overrun. */ | ||
130 | { | ||
131 | iconv_t cd_88591_to_utf8 = iconv_open ("UTF-8", "ISO-8859-1"); | ||
132 | if (cd_88591_to_utf8 != (iconv_t)(-1)) | ||
133 | { | ||
134 | static ICONV_CONST char input[] = "\304"; | ||
135 | static char buf[2] = { (char)0xDE, (char)0xAD }; | ||
136 | ICONV_CONST char *inptr = input; | ||
137 | size_t inbytesleft = 1; | ||
138 | char *outptr = buf; | ||
139 | size_t outbytesleft = 1; | ||
140 | size_t res = iconv (cd_88591_to_utf8, | ||
141 | &inptr, &inbytesleft, | ||
142 | &outptr, &outbytesleft); | ||
143 | if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD) | ||
144 | result |= 4; | ||
145 | iconv_close (cd_88591_to_utf8); | ||
146 | } | ||
147 | } | ||
148 | #if 0 /* This bug could be worked around by the caller. */ | ||
149 | /* Test against HP-UX 11.11 bug: Positive return value instead of 0. */ | ||
150 | { | ||
151 | iconv_t cd_88591_to_utf8 = iconv_open ("utf8", "iso88591"); | ||
152 | if (cd_88591_to_utf8 != (iconv_t)(-1)) | ||
153 | { | ||
154 | static ICONV_CONST char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337"; | ||
155 | char buf[50]; | ||
156 | ICONV_CONST char *inptr = input; | ||
157 | size_t inbytesleft = strlen (input); | ||
158 | char *outptr = buf; | ||
159 | size_t outbytesleft = sizeof (buf); | ||
160 | size_t res = iconv (cd_88591_to_utf8, | ||
161 | &inptr, &inbytesleft, | ||
162 | &outptr, &outbytesleft); | ||
163 | if ((int)res > 0) | ||
164 | result |= 8; | ||
165 | iconv_close (cd_88591_to_utf8); | ||
166 | } | ||
167 | } | ||
168 | #endif | ||
169 | /* Test against HP-UX 11.11 bug: No converter from EUC-JP to UTF-8 is | ||
170 | provided. */ | ||
171 | { | ||
172 | /* Try standardized names. */ | ||
173 | iconv_t cd1 = iconv_open ("UTF-8", "EUC-JP"); | ||
174 | /* Try IRIX, OSF/1 names. */ | ||
175 | iconv_t cd2 = iconv_open ("UTF-8", "eucJP"); | ||
176 | /* Try AIX names. */ | ||
177 | iconv_t cd3 = iconv_open ("UTF-8", "IBM-eucJP"); | ||
178 | /* Try HP-UX names. */ | ||
179 | iconv_t cd4 = iconv_open ("utf8", "eucJP"); | ||
180 | if (cd1 == (iconv_t)(-1) && cd2 == (iconv_t)(-1) | ||
181 | && cd3 == (iconv_t)(-1) && cd4 == (iconv_t)(-1)) | ||
182 | result |= 16; | ||
183 | if (cd1 != (iconv_t)(-1)) | ||
184 | iconv_close (cd1); | ||
185 | if (cd2 != (iconv_t)(-1)) | ||
186 | iconv_close (cd2); | ||
187 | if (cd3 != (iconv_t)(-1)) | ||
188 | iconv_close (cd3); | ||
189 | if (cd4 != (iconv_t)(-1)) | ||
190 | iconv_close (cd4); | ||
191 | } | ||
192 | return result; | ||
193 | ]])], | ||
194 | [am_cv_func_iconv_works=yes], , | ||
195 | [case "$host_os" in | ||
196 | aix* | hpux*) am_cv_func_iconv_works="guessing no" ;; | ||
197 | *) am_cv_func_iconv_works="guessing yes" ;; | ||
198 | esac]) | ||
199 | test "$am_cv_func_iconv_works" = no || break | ||
200 | done | ||
201 | LIBS="$am_save_LIBS" | ||
202 | ]) | ||
203 | case "$am_cv_func_iconv_works" in | ||
204 | *no) am_func_iconv=no am_cv_lib_iconv=no ;; | ||
205 | *) am_func_iconv=yes ;; | ||
206 | esac | ||
207 | else | ||
208 | am_func_iconv=no am_cv_lib_iconv=no | ||
209 | fi | ||
210 | if test "$am_func_iconv" = yes; then | ||
211 | AC_DEFINE([HAVE_ICONV], [1], | ||
212 | [Define if you have the iconv() function and it works.]) | ||
213 | fi | ||
214 | if test "$am_cv_lib_iconv" = yes; then | ||
215 | AC_MSG_CHECKING([how to link with libiconv]) | ||
216 | AC_MSG_RESULT([$LIBICONV]) | ||
217 | else | ||
218 | dnl If $LIBICONV didn't lead to a usable library, we don't need $INCICONV | ||
219 | dnl either. | ||
220 | CPPFLAGS="$am_save_CPPFLAGS" | ||
221 | LIBICONV= | ||
222 | LTLIBICONV= | ||
223 | fi | ||
224 | AC_SUBST([LIBICONV]) | ||
225 | AC_SUBST([LTLIBICONV]) | ||
226 | ]) | ||
227 | |||
228 | dnl Define AM_ICONV using AC_DEFUN_ONCE for Autoconf >= 2.64, in order to | ||
229 | dnl avoid warnings like | ||
230 | dnl "warning: AC_REQUIRE: `AM_ICONV' was expanded before it was required". | ||
231 | dnl This is tricky because of the way 'aclocal' is implemented: | ||
232 | dnl - It requires defining an auxiliary macro whose name ends in AC_DEFUN. | ||
233 | dnl Otherwise aclocal's initial scan pass would miss the macro definition. | ||
234 | dnl - It requires a line break inside the AC_DEFUN_ONCE and AC_DEFUN expansions. | ||
235 | dnl Otherwise aclocal would emit many "Use of uninitialized value $1" | ||
236 | dnl warnings. | ||
237 | m4_define([gl_iconv_AC_DEFUN], | ||
238 | m4_version_prereq([2.64], | ||
239 | [[AC_DEFUN_ONCE( | ||
240 | [$1], [$2])]], | ||
241 | [m4_ifdef([gl_00GNULIB], | ||
242 | [[AC_DEFUN_ONCE( | ||
243 | [$1], [$2])]], | ||
244 | [[AC_DEFUN( | ||
245 | [$1], [$2])]])])) | ||
246 | gl_iconv_AC_DEFUN([AM_ICONV], | ||
247 | [ | ||
248 | AM_ICONV_LINK | ||
249 | if test "$am_cv_func_iconv" = yes; then | ||
250 | AC_MSG_CHECKING([for iconv declaration]) | ||
251 | AC_CACHE_VAL([am_cv_proto_iconv], [ | ||
252 | AC_COMPILE_IFELSE( | ||
253 | [AC_LANG_PROGRAM( | ||
254 | [[ | ||
255 | #include <stdlib.h> | ||
256 | #include <iconv.h> | ||
257 | extern | ||
258 | #ifdef __cplusplus | ||
259 | "C" | ||
260 | #endif | ||
261 | #if defined(__STDC__) || defined(_MSC_VER) || defined(__cplusplus) | ||
262 | size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); | ||
263 | #else | ||
264 | size_t iconv(); | ||
265 | #endif | ||
266 | ]], | ||
267 | [[]])], | ||
268 | [am_cv_proto_iconv_arg1=""], | ||
269 | [am_cv_proto_iconv_arg1="const"]) | ||
270 | am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) | ||
271 | am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` | ||
272 | AC_MSG_RESULT([ | ||
273 | $am_cv_proto_iconv]) | ||
274 | else | ||
275 | dnl When compiling GNU libiconv on a system that does not have iconv yet, | ||
276 | dnl pick the POSIX compliant declaration without 'const'. | ||
277 | am_cv_proto_iconv_arg1="" | ||
278 | fi | ||
279 | AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1], | ||
280 | [Define as const if the declaration of iconv() needs const.]) | ||
281 | dnl Also substitute ICONV_CONST in the gnulib generated <iconv.h>. | ||
282 | m4_ifdef([gl_ICONV_H_DEFAULTS], | ||
283 | [AC_REQUIRE([gl_ICONV_H_DEFAULTS]) | ||
284 | if test -n "$am_cv_proto_iconv_arg1"; then | ||
285 | ICONV_CONST="const" | ||
286 | fi | ||
287 | ]) | ||
288 | ]) | ||