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e65fc94b LC |
1 | /* A substitute for ISO C99 <wchar.h>, for platforms that have issues. |
2 | ||
61cd9dc9 | 3 | Copyright (C) 2007-2010 Free Software Foundation, Inc. |
e65fc94b LC |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU Lesser General Public License as published by | |
7 | the Free Software Foundation; either version 2, or (at your option) | |
8 | any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public License | |
16 | along with this program; if not, write to the Free Software Foundation, | |
17 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | |
18 | ||
19 | /* Written by Eric Blake. */ | |
20 | ||
21 | /* | |
22 | * ISO C 99 <wchar.h> for platforms that have issues. | |
23 | * <http://www.opengroup.org/susv3xbd/wchar.h.html> | |
24 | * | |
25 | * For now, this just ensures proper prerequisite inclusion order and | |
26 | * the declaration of wcwidth(). | |
27 | */ | |
28 | ||
aa7a939c | 29 | #if __GNUC__ >= 3 |
e65fc94b | 30 | @PRAGMA_SYSTEM_HEADER@ |
aa7a939c | 31 | #endif |
0f00f2c3 | 32 | @PRAGMA_COLUMNS@ |
e65fc94b | 33 | |
61cd9dc9 | 34 | #if defined __need_mbstate_t || defined __need_wint_t || (defined __hpux && ((defined _INTTYPES_INCLUDED && !defined strtoimax) || defined _GL_JUST_INCLUDE_SYSTEM_WCHAR_H)) || defined _GL_ALREADY_INCLUDING_WCHAR_H |
f240aacb | 35 | /* Special invocation convention: |
61cd9dc9 | 36 | - Inside glibc and uClibc header files. |
f240aacb LC |
37 | - On HP-UX 11.00 we have a sequence of nested includes |
38 | <wchar.h> -> <stdlib.h> -> <stdint.h>, and the latter includes <wchar.h>, | |
39 | once indirectly <stdint.h> -> <sys/types.h> -> <inttypes.h> -> <wchar.h> | |
40 | and once directly. In both situations 'wint_t' is not yet defined, | |
41 | therefore we cannot provide the function overrides; instead include only | |
42 | the system's <wchar.h>. | |
43 | - On IRIX 6.5, similarly, we have an include <wchar.h> -> <wctype.h>, and | |
44 | the latter includes <wchar.h>. But here, we have no way to detect whether | |
45 | <wctype.h> is completely included or is still being included. */ | |
e65fc94b LC |
46 | |
47 | #@INCLUDE_NEXT@ @NEXT_WCHAR_H@ | |
48 | ||
49 | #else | |
50 | /* Normal invocation convention. */ | |
51 | ||
52 | #ifndef _GL_WCHAR_H | |
53 | ||
f240aacb LC |
54 | #define _GL_ALREADY_INCLUDING_WCHAR_H |
55 | ||
0f00f2c3 LC |
56 | #if @HAVE_FEATURES_H@ |
57 | # include <features.h> /* for __GLIBC__ */ | |
58 | #endif | |
59 | ||
e65fc94b LC |
60 | /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before |
61 | <wchar.h>. | |
62 | BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be | |
61cd9dc9 LC |
63 | included before <wchar.h>. |
64 | But avoid namespace pollution on glibc systems. */ | |
65 | #ifndef __GLIBC__ | |
66 | # include <stddef.h> | |
67 | # include <stdio.h> | |
68 | # include <time.h> | |
69 | #endif | |
e65fc94b LC |
70 | |
71 | /* Include the original <wchar.h> if it exists. | |
72 | Some builds of uClibc lack it. */ | |
73 | /* The include_next requires a split double-inclusion guard. */ | |
74 | #if @HAVE_WCHAR_H@ | |
75 | # @INCLUDE_NEXT@ @NEXT_WCHAR_H@ | |
76 | #endif | |
77 | ||
f240aacb LC |
78 | #undef _GL_ALREADY_INCLUDING_WCHAR_H |
79 | ||
e65fc94b LC |
80 | #ifndef _GL_WCHAR_H |
81 | #define _GL_WCHAR_H | |
82 | ||
f4c79b3c LC |
83 | /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ |
84 | ||
1cd4fffc LC |
85 | /* The definition of _GL_ARG_NONNULL is copied here. */ |
86 | ||
61cd9dc9 LC |
87 | /* The definition of _GL_WARN_ON_USE is copied here. */ |
88 | ||
e65fc94b | 89 | |
a927b6c1 | 90 | /* Define wint_t and WEOF. (Also done in wctype.in.h.) */ |
aa7a939c LC |
91 | #if !@HAVE_WINT_T@ && !defined wint_t |
92 | # define wint_t int | |
4a462e35 NJ |
93 | # ifndef WEOF |
94 | # define WEOF -1 | |
95 | # endif | |
a927b6c1 LC |
96 | #else |
97 | # ifndef WEOF | |
98 | # define WEOF ((wint_t) -1) | |
99 | # endif | |
4a462e35 NJ |
100 | #endif |
101 | ||
102 | ||
103 | /* Override mbstate_t if it is too small. | |
104 | On IRIX 6.5, sizeof (mbstate_t) == 1, which is not sufficient for | |
105 | implementing mbrtowc for encodings like UTF-8. */ | |
106 | #if !(@HAVE_MBSINIT@ && @HAVE_MBRTOWC@) || @REPLACE_MBSTATE_T@ | |
107 | typedef int rpl_mbstate_t; | |
108 | # undef mbstate_t | |
109 | # define mbstate_t rpl_mbstate_t | |
110 | # define GNULIB_defined_mbstate_t 1 | |
111 | #endif | |
112 | ||
113 | ||
114 | /* Convert a single-byte character to a wide character. */ | |
115 | #if @GNULIB_BTOWC@ | |
116 | # if @REPLACE_BTOWC@ | |
f4c79b3c LC |
117 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
118 | # undef btowc | |
119 | # define btowc rpl_btowc | |
120 | # endif | |
121 | _GL_FUNCDECL_RPL (btowc, wint_t, (int c)); | |
122 | _GL_CXXALIAS_RPL (btowc, wint_t, (int c)); | |
123 | # else | |
124 | # if !@HAVE_BTOWC@ | |
125 | _GL_FUNCDECL_SYS (btowc, wint_t, (int c)); | |
126 | # endif | |
127 | _GL_CXXALIAS_SYS (btowc, wint_t, (int c)); | |
4a462e35 | 128 | # endif |
f4c79b3c | 129 | _GL_CXXALIASWARN (btowc); |
4a462e35 NJ |
130 | #elif defined GNULIB_POSIXCHECK |
131 | # undef btowc | |
61cd9dc9 LC |
132 | # if HAVE_RAW_DECL_BTOWC |
133 | _GL_WARN_ON_USE (btowc, "btowc is unportable - " | |
134 | "use gnulib module btowc for portability"); | |
135 | # endif | |
4a462e35 NJ |
136 | #endif |
137 | ||
138 | ||
139 | /* Convert a wide character to a single-byte character. */ | |
140 | #if @GNULIB_WCTOB@ | |
141 | # if @REPLACE_WCTOB@ | |
f4c79b3c LC |
142 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
143 | # undef wctob | |
144 | # define wctob rpl_wctob | |
145 | # endif | |
146 | _GL_FUNCDECL_RPL (wctob, int, (wint_t wc)); | |
147 | _GL_CXXALIAS_RPL (wctob, int, (wint_t wc)); | |
148 | # else | |
149 | # if !defined wctob && !@HAVE_DECL_WCTOB@ | |
4a462e35 | 150 | /* wctob is provided by gnulib, or wctob exists but is not declared. */ |
f4c79b3c LC |
151 | _GL_FUNCDECL_SYS (wctob, int, (wint_t wc)); |
152 | # endif | |
153 | _GL_CXXALIAS_SYS (wctob, int, (wint_t wc)); | |
4a462e35 | 154 | # endif |
f4c79b3c | 155 | _GL_CXXALIASWARN (wctob); |
4a462e35 NJ |
156 | #elif defined GNULIB_POSIXCHECK |
157 | # undef wctob | |
61cd9dc9 LC |
158 | # if HAVE_RAW_DECL_WCTOB |
159 | _GL_WARN_ON_USE (wctob, "wctob is unportable - " | |
160 | "use gnulib module wctob for portability"); | |
161 | # endif | |
4a462e35 NJ |
162 | #endif |
163 | ||
164 | ||
165 | /* Test whether *PS is in the initial state. */ | |
166 | #if @GNULIB_MBSINIT@ | |
167 | # if @REPLACE_MBSINIT@ | |
f4c79b3c LC |
168 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
169 | # undef mbsinit | |
170 | # define mbsinit rpl_mbsinit | |
171 | # endif | |
172 | _GL_FUNCDECL_RPL (mbsinit, int, (const mbstate_t *ps)); | |
173 | _GL_CXXALIAS_RPL (mbsinit, int, (const mbstate_t *ps)); | |
174 | # else | |
175 | # if !@HAVE_MBSINIT@ | |
176 | _GL_FUNCDECL_SYS (mbsinit, int, (const mbstate_t *ps)); | |
177 | # endif | |
178 | _GL_CXXALIAS_SYS (mbsinit, int, (const mbstate_t *ps)); | |
4a462e35 | 179 | # endif |
f4c79b3c | 180 | _GL_CXXALIASWARN (mbsinit); |
4a462e35 NJ |
181 | #elif defined GNULIB_POSIXCHECK |
182 | # undef mbsinit | |
61cd9dc9 LC |
183 | # if HAVE_RAW_DECL_MBSINIT |
184 | _GL_WARN_ON_USE (mbsinit, "mbsinit is unportable - " | |
185 | "use gnulib module mbsinit for portability"); | |
186 | # endif | |
4a462e35 NJ |
187 | #endif |
188 | ||
189 | ||
190 | /* Convert a multibyte character to a wide character. */ | |
191 | #if @GNULIB_MBRTOWC@ | |
192 | # if @REPLACE_MBRTOWC@ | |
f4c79b3c LC |
193 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
194 | # undef mbrtowc | |
195 | # define mbrtowc rpl_mbrtowc | |
196 | # endif | |
197 | _GL_FUNCDECL_RPL (mbrtowc, size_t, | |
198 | (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); | |
199 | _GL_CXXALIAS_RPL (mbrtowc, size_t, | |
200 | (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); | |
201 | # else | |
202 | # if !@HAVE_MBRTOWC@ | |
203 | _GL_FUNCDECL_SYS (mbrtowc, size_t, | |
204 | (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); | |
205 | # endif | |
206 | _GL_CXXALIAS_SYS (mbrtowc, size_t, | |
207 | (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)); | |
4a462e35 | 208 | # endif |
f4c79b3c | 209 | _GL_CXXALIASWARN (mbrtowc); |
4a462e35 NJ |
210 | #elif defined GNULIB_POSIXCHECK |
211 | # undef mbrtowc | |
61cd9dc9 LC |
212 | # if HAVE_RAW_DECL_MBRTOWC |
213 | _GL_WARN_ON_USE (mbrtowc, "mbrtowc is unportable - " | |
214 | "use gnulib module mbrtowc for portability"); | |
215 | # endif | |
4a462e35 NJ |
216 | #endif |
217 | ||
218 | ||
219 | /* Recognize a multibyte character. */ | |
220 | #if @GNULIB_MBRLEN@ | |
221 | # if @REPLACE_MBRLEN@ | |
f4c79b3c LC |
222 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
223 | # undef mbrlen | |
224 | # define mbrlen rpl_mbrlen | |
225 | # endif | |
226 | _GL_FUNCDECL_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); | |
227 | _GL_CXXALIAS_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); | |
228 | # else | |
229 | # if !@HAVE_MBRLEN@ | |
230 | _GL_FUNCDECL_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); | |
231 | # endif | |
232 | _GL_CXXALIAS_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps)); | |
4a462e35 | 233 | # endif |
f4c79b3c | 234 | _GL_CXXALIASWARN (mbrlen); |
4a462e35 NJ |
235 | #elif defined GNULIB_POSIXCHECK |
236 | # undef mbrlen | |
61cd9dc9 LC |
237 | # if HAVE_RAW_DECL_MBRLEN |
238 | _GL_WARN_ON_USE (mbrlen, "mbrlen is unportable - " | |
239 | "use gnulib module mbrlen for portability"); | |
240 | # endif | |
4a462e35 NJ |
241 | #endif |
242 | ||
243 | ||
244 | /* Convert a string to a wide string. */ | |
245 | #if @GNULIB_MBSRTOWCS@ | |
246 | # if @REPLACE_MBSRTOWCS@ | |
f4c79b3c LC |
247 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
248 | # undef mbsrtowcs | |
249 | # define mbsrtowcs rpl_mbsrtowcs | |
250 | # endif | |
251 | _GL_FUNCDECL_RPL (mbsrtowcs, size_t, | |
252 | (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps) | |
253 | _GL_ARG_NONNULL ((2))); | |
254 | _GL_CXXALIAS_RPL (mbsrtowcs, size_t, | |
255 | (wchar_t *dest, const char **srcp, size_t len, | |
256 | mbstate_t *ps)); | |
257 | # else | |
258 | # if !@HAVE_MBSRTOWCS@ | |
259 | _GL_FUNCDECL_SYS (mbsrtowcs, size_t, | |
260 | (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps) | |
261 | _GL_ARG_NONNULL ((2))); | |
262 | # endif | |
263 | _GL_CXXALIAS_SYS (mbsrtowcs, size_t, | |
264 | (wchar_t *dest, const char **srcp, size_t len, | |
265 | mbstate_t *ps)); | |
4a462e35 | 266 | # endif |
f4c79b3c | 267 | _GL_CXXALIASWARN (mbsrtowcs); |
4a462e35 NJ |
268 | #elif defined GNULIB_POSIXCHECK |
269 | # undef mbsrtowcs | |
61cd9dc9 LC |
270 | # if HAVE_RAW_DECL_MBSRTOWCS |
271 | _GL_WARN_ON_USE (mbsrtowcs, "mbsrtowcs is unportable - " | |
272 | "use gnulib module mbsrtowcs for portability"); | |
273 | # endif | |
4a462e35 NJ |
274 | #endif |
275 | ||
276 | ||
277 | /* Convert a string to a wide string. */ | |
278 | #if @GNULIB_MBSNRTOWCS@ | |
279 | # if @REPLACE_MBSNRTOWCS@ | |
f4c79b3c LC |
280 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
281 | # undef mbsnrtowcs | |
282 | # define mbsnrtowcs rpl_mbsnrtowcs | |
283 | # endif | |
284 | _GL_FUNCDECL_RPL (mbsnrtowcs, size_t, | |
285 | (wchar_t *dest, const char **srcp, size_t srclen, size_t len, | |
286 | mbstate_t *ps) | |
287 | _GL_ARG_NONNULL ((2))); | |
288 | _GL_CXXALIAS_RPL (mbsnrtowcs, size_t, | |
289 | (wchar_t *dest, const char **srcp, size_t srclen, size_t len, | |
290 | mbstate_t *ps)); | |
291 | # else | |
292 | # if !@HAVE_MBSNRTOWCS@ | |
293 | _GL_FUNCDECL_SYS (mbsnrtowcs, size_t, | |
294 | (wchar_t *dest, const char **srcp, size_t srclen, size_t len, | |
295 | mbstate_t *ps) | |
296 | _GL_ARG_NONNULL ((2))); | |
297 | # endif | |
298 | _GL_CXXALIAS_SYS (mbsnrtowcs, size_t, | |
299 | (wchar_t *dest, const char **srcp, size_t srclen, size_t len, | |
300 | mbstate_t *ps)); | |
4a462e35 | 301 | # endif |
f4c79b3c | 302 | _GL_CXXALIASWARN (mbsnrtowcs); |
4a462e35 NJ |
303 | #elif defined GNULIB_POSIXCHECK |
304 | # undef mbsnrtowcs | |
61cd9dc9 LC |
305 | # if HAVE_RAW_DECL_MBSNRTOWCS |
306 | _GL_WARN_ON_USE (mbsnrtowcs, "mbsnrtowcs is unportable - " | |
307 | "use gnulib module mbsnrtowcs for portability"); | |
308 | # endif | |
4a462e35 NJ |
309 | #endif |
310 | ||
311 | ||
312 | /* Convert a wide character to a multibyte character. */ | |
313 | #if @GNULIB_WCRTOMB@ | |
314 | # if @REPLACE_WCRTOMB@ | |
f4c79b3c LC |
315 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
316 | # undef wcrtomb | |
317 | # define wcrtomb rpl_wcrtomb | |
318 | # endif | |
319 | _GL_FUNCDECL_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); | |
320 | _GL_CXXALIAS_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); | |
321 | # else | |
322 | # if !@HAVE_WCRTOMB@ | |
323 | _GL_FUNCDECL_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); | |
324 | # endif | |
325 | _GL_CXXALIAS_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps)); | |
4a462e35 | 326 | # endif |
f4c79b3c | 327 | _GL_CXXALIASWARN (wcrtomb); |
4a462e35 NJ |
328 | #elif defined GNULIB_POSIXCHECK |
329 | # undef wcrtomb | |
61cd9dc9 LC |
330 | # if HAVE_RAW_DECL_WCRTOMB |
331 | _GL_WARN_ON_USE (wcrtomb, "wcrtomb is unportable - " | |
332 | "use gnulib module wcrtomb for portability"); | |
333 | # endif | |
4a462e35 NJ |
334 | #endif |
335 | ||
336 | ||
337 | /* Convert a wide string to a string. */ | |
338 | #if @GNULIB_WCSRTOMBS@ | |
339 | # if @REPLACE_WCSRTOMBS@ | |
f4c79b3c LC |
340 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
341 | # undef wcsrtombs | |
342 | # define wcsrtombs rpl_wcsrtombs | |
343 | # endif | |
344 | _GL_FUNCDECL_RPL (wcsrtombs, size_t, | |
345 | (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps) | |
346 | _GL_ARG_NONNULL ((2))); | |
347 | _GL_CXXALIAS_RPL (wcsrtombs, size_t, | |
348 | (char *dest, const wchar_t **srcp, size_t len, | |
349 | mbstate_t *ps)); | |
350 | # else | |
351 | # if !@HAVE_WCSRTOMBS@ | |
352 | _GL_FUNCDECL_SYS (wcsrtombs, size_t, | |
353 | (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps) | |
354 | _GL_ARG_NONNULL ((2))); | |
355 | # endif | |
356 | _GL_CXXALIAS_SYS (wcsrtombs, size_t, | |
357 | (char *dest, const wchar_t **srcp, size_t len, | |
358 | mbstate_t *ps)); | |
4a462e35 | 359 | # endif |
f4c79b3c | 360 | _GL_CXXALIASWARN (wcsrtombs); |
4a462e35 NJ |
361 | #elif defined GNULIB_POSIXCHECK |
362 | # undef wcsrtombs | |
61cd9dc9 LC |
363 | # if HAVE_RAW_DECL_WCSRTOMBS |
364 | _GL_WARN_ON_USE (wcsrtombs, "wcsrtombs is unportable - " | |
365 | "use gnulib module wcsrtombs for portability"); | |
366 | # endif | |
4a462e35 NJ |
367 | #endif |
368 | ||
369 | ||
370 | /* Convert a wide string to a string. */ | |
371 | #if @GNULIB_WCSNRTOMBS@ | |
f240aacb | 372 | # if @REPLACE_WCSNRTOMBS@ |
f4c79b3c LC |
373 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
374 | # undef wcsnrtombs | |
375 | # define wcsnrtombs rpl_wcsnrtombs | |
376 | # endif | |
377 | _GL_FUNCDECL_RPL (wcsnrtombs, size_t, | |
378 | (char *dest, const wchar_t **srcp, size_t srclen, size_t len, | |
379 | mbstate_t *ps) | |
380 | _GL_ARG_NONNULL ((2))); | |
381 | _GL_CXXALIAS_RPL (wcsnrtombs, size_t, | |
382 | (char *dest, const wchar_t **srcp, size_t srclen, size_t len, | |
383 | mbstate_t *ps)); | |
384 | # else | |
385 | # if !@HAVE_WCSNRTOMBS@ | |
386 | _GL_FUNCDECL_SYS (wcsnrtombs, size_t, | |
387 | (char *dest, const wchar_t **srcp, size_t srclen, size_t len, | |
388 | mbstate_t *ps) | |
389 | _GL_ARG_NONNULL ((2))); | |
390 | # endif | |
391 | _GL_CXXALIAS_SYS (wcsnrtombs, size_t, | |
392 | (char *dest, const wchar_t **srcp, size_t srclen, size_t len, | |
393 | mbstate_t *ps)); | |
4a462e35 | 394 | # endif |
f4c79b3c | 395 | _GL_CXXALIASWARN (wcsnrtombs); |
4a462e35 NJ |
396 | #elif defined GNULIB_POSIXCHECK |
397 | # undef wcsnrtombs | |
61cd9dc9 LC |
398 | # if HAVE_RAW_DECL_WCSNRTOMBS |
399 | _GL_WARN_ON_USE (wcsnrtombs, "wcsnrtombs is unportable - " | |
400 | "use gnulib module wcsnrtombs for portability"); | |
401 | # endif | |
aa7a939c LC |
402 | #endif |
403 | ||
404 | ||
e65fc94b LC |
405 | /* Return the number of screen columns needed for WC. */ |
406 | #if @GNULIB_WCWIDTH@ | |
407 | # if @REPLACE_WCWIDTH@ | |
f4c79b3c LC |
408 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
409 | # undef wcwidth | |
410 | # define wcwidth rpl_wcwidth | |
411 | # endif | |
412 | _GL_FUNCDECL_RPL (wcwidth, int, (wchar_t)); | |
413 | _GL_CXXALIAS_RPL (wcwidth, int, (wchar_t)); | |
e65fc94b | 414 | # else |
a927b6c1 | 415 | # if !@HAVE_DECL_WCWIDTH@ |
e65fc94b | 416 | /* wcwidth exists but is not declared. */ |
f4c79b3c | 417 | _GL_FUNCDECL_SYS (wcwidth, int, (wchar_t)); |
e65fc94b | 418 | # endif |
f4c79b3c | 419 | _GL_CXXALIAS_SYS (wcwidth, int, (wchar_t)); |
e65fc94b | 420 | # endif |
f4c79b3c | 421 | _GL_CXXALIASWARN (wcwidth); |
e65fc94b LC |
422 | #elif defined GNULIB_POSIXCHECK |
423 | # undef wcwidth | |
61cd9dc9 LC |
424 | # if HAVE_RAW_DECL_WCWIDTH |
425 | _GL_WARN_ON_USE (wcwidth, "wcwidth is unportable - " | |
426 | "use gnulib module wcwidth for portability"); | |
427 | # endif | |
e65fc94b LC |
428 | #endif |
429 | ||
430 | ||
e65fc94b LC |
431 | #endif /* _GL_WCHAR_H */ |
432 | #endif /* _GL_WCHAR_H */ | |
433 | #endif |