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-rw-r--r--gl/wchar.in.h219
1 files changed, 218 insertions, 1 deletions
diff --git a/gl/wchar.in.h b/gl/wchar.in.h
index b721572..e069cfa 100644
--- a/gl/wchar.in.h
+++ b/gl/wchar.in.h
@@ -1,6 +1,6 @@
1/* A substitute for ISO C99 <wchar.h>, for platforms that have issues. 1/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.
2 2
3 Copyright (C) 2007 Free Software Foundation, Inc. 3 Copyright (C) 2007-2009 Free Software Foundation, Inc.
4 4
5 This program is free software; you can redistribute it and/or modify 5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by 6 it under the terms of the GNU General Public License as published by
@@ -26,6 +26,25 @@
26 * the declaration of wcwidth(). 26 * the declaration of wcwidth().
27 */ 27 */
28 28
29#if __GNUC__ >= 3
30@PRAGMA_SYSTEM_HEADER@
31#endif
32
33#if defined __need_mbstate_t || (defined __hpux && ((defined _INTTYPES_INCLUDED && !defined strtoimax) || defined _GL_JUST_INCLUDE_SYSTEM_WCHAR_H))
34/* Special invocation convention:
35 - Inside uClibc header files.
36 - On HP-UX 11.00 we have a sequence of nested includes
37 <wchar.h> -> <stdlib.h> -> <stdint.h>, and the latter includes <wchar.h>,
38 once indirectly <stdint.h> -> <sys/types.h> -> <inttypes.h> -> <wchar.h>
39 and once directly. In both situations 'wint_t' is not yet defined,
40 therefore we cannot provide the function overrides; instead include only
41 the system's <wchar.h>. */
42
43#@INCLUDE_NEXT@ @NEXT_WCHAR_H@
44
45#else
46/* Normal invocation convention. */
47
29#ifndef _GL_WCHAR_H 48#ifndef _GL_WCHAR_H
30 49
31/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before 50/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
@@ -53,6 +72,203 @@ extern "C" {
53#endif 72#endif
54 73
55 74
75/* Define wint_t. (Also done in wctype.in.h.) */
76#if !@HAVE_WINT_T@ && !defined wint_t
77# define wint_t int
78# ifndef WEOF
79# define WEOF -1
80# endif
81#endif
82
83
84/* Override mbstate_t if it is too small.
85 On IRIX 6.5, sizeof (mbstate_t) == 1, which is not sufficient for
86 implementing mbrtowc for encodings like UTF-8. */
87#if !(@HAVE_MBSINIT@ && @HAVE_MBRTOWC@) || @REPLACE_MBSTATE_T@
88typedef int rpl_mbstate_t;
89# undef mbstate_t
90# define mbstate_t rpl_mbstate_t
91# define GNULIB_defined_mbstate_t 1
92#endif
93
94
95/* Convert a single-byte character to a wide character. */
96#if @GNULIB_BTOWC@
97# if @REPLACE_BTOWC@
98# undef btowc
99# define btowc rpl_btowc
100# endif
101# if !@HAVE_BTOWC@ || @REPLACE_BTOWC@
102extern wint_t btowc (int c);
103# endif
104#elif defined GNULIB_POSIXCHECK
105# undef btowc
106# define btowc(c) \
107 (GL_LINK_WARNING ("btowc is unportable - " \
108 "use gnulib module btowc for portability"), \
109 btowc (c))
110#endif
111
112
113/* Convert a wide character to a single-byte character. */
114#if @GNULIB_WCTOB@
115# if @REPLACE_WCTOB@
116# undef wctob
117# define wctob rpl_wctob
118# endif
119# if (!defined wctob && !@HAVE_DECL_WCTOB@) || @REPLACE_WCTOB@
120/* wctob is provided by gnulib, or wctob exists but is not declared. */
121extern int wctob (wint_t wc);
122# endif
123#elif defined GNULIB_POSIXCHECK
124# undef wctob
125# define wctob(w) \
126 (GL_LINK_WARNING ("wctob is unportable - " \
127 "use gnulib module wctob for portability"), \
128 wctob (w))
129#endif
130
131
132/* Test whether *PS is in the initial state. */
133#if @GNULIB_MBSINIT@
134# if @REPLACE_MBSINIT@
135# undef mbsinit
136# define mbsinit rpl_mbsinit
137# endif
138# if !@HAVE_MBSINIT@ || @REPLACE_MBSINIT@
139extern int mbsinit (const mbstate_t *ps);
140# endif
141#elif defined GNULIB_POSIXCHECK
142# undef mbsinit
143# define mbsinit(p) \
144 (GL_LINK_WARNING ("mbsinit is unportable - " \
145 "use gnulib module mbsinit for portability"), \
146 mbsinit (p))
147#endif
148
149
150/* Convert a multibyte character to a wide character. */
151#if @GNULIB_MBRTOWC@
152# if @REPLACE_MBRTOWC@
153# undef mbrtowc
154# define mbrtowc rpl_mbrtowc
155# endif
156# if !@HAVE_MBRTOWC@ || @REPLACE_MBRTOWC@
157extern size_t mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps);
158# endif
159#elif defined GNULIB_POSIXCHECK
160# undef mbrtowc
161# define mbrtowc(w,s,n,p) \
162 (GL_LINK_WARNING ("mbrtowc is unportable - " \
163 "use gnulib module mbrtowc for portability"), \
164 mbrtowc (w, s, n, p))
165#endif
166
167
168/* Recognize a multibyte character. */
169#if @GNULIB_MBRLEN@
170# if @REPLACE_MBRLEN@
171# undef mbrlen
172# define mbrlen rpl_mbrlen
173# endif
174# if !@HAVE_MBRLEN@ || @REPLACE_MBRLEN@
175extern size_t mbrlen (const char *s, size_t n, mbstate_t *ps);
176# endif
177#elif defined GNULIB_POSIXCHECK
178# undef mbrlen
179# define mbrlen(s,n,p) \
180 (GL_LINK_WARNING ("mbrlen is unportable - " \
181 "use gnulib module mbrlen for portability"), \
182 mbrlen (s, n, p))
183#endif
184
185
186/* Convert a string to a wide string. */
187#if @GNULIB_MBSRTOWCS@
188# if @REPLACE_MBSRTOWCS@
189# undef mbsrtowcs
190# define mbsrtowcs rpl_mbsrtowcs
191# endif
192# if !@HAVE_MBSRTOWCS@ || @REPLACE_MBSRTOWCS@
193extern size_t mbsrtowcs (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps);
194# endif
195#elif defined GNULIB_POSIXCHECK
196# undef mbsrtowcs
197# define mbsrtowcs(d,s,l,p) \
198 (GL_LINK_WARNING ("mbsrtowcs is unportable - " \
199 "use gnulib module mbsrtowcs for portability"), \
200 mbsrtowcs (d, s, l, p))
201#endif
202
203
204/* Convert a string to a wide string. */
205#if @GNULIB_MBSNRTOWCS@
206# if @REPLACE_MBSNRTOWCS@
207# undef mbsnrtowcs
208# define mbsnrtowcs rpl_mbsnrtowcs
209# endif
210# if !@HAVE_MBSNRTOWCS@ || @REPLACE_MBSNRTOWCS@
211extern size_t mbsnrtowcs (wchar_t *dest, const char **srcp, size_t srclen, size_t len, mbstate_t *ps);
212# endif
213#elif defined GNULIB_POSIXCHECK
214# undef mbsnrtowcs
215# define mbsnrtowcs(d,s,n,l,p) \
216 (GL_LINK_WARNING ("mbsnrtowcs is unportable - " \
217 "use gnulib module mbsnrtowcs for portability"), \
218 mbsnrtowcs (d, s, n, l, p))
219#endif
220
221
222/* Convert a wide character to a multibyte character. */
223#if @GNULIB_WCRTOMB@
224# if @REPLACE_WCRTOMB@
225# undef wcrtomb
226# define wcrtomb rpl_wcrtomb
227# endif
228# if !@HAVE_WCRTOMB@ || @REPLACE_WCRTOMB@
229extern size_t wcrtomb (char *s, wchar_t wc, mbstate_t *ps);
230# endif
231#elif defined GNULIB_POSIXCHECK
232# undef wcrtomb
233# define wcrtomb(s,w,p) \
234 (GL_LINK_WARNING ("wcrtomb is unportable - " \
235 "use gnulib module wcrtomb for portability"), \
236 wcrtomb (s, w, p))
237#endif
238
239
240/* Convert a wide string to a string. */
241#if @GNULIB_WCSRTOMBS@
242# if @REPLACE_WCSRTOMBS@
243# undef wcsrtombs
244# define wcsrtombs rpl_wcsrtombs
245# endif
246# if !@HAVE_WCSRTOMBS@ || @REPLACE_WCSRTOMBS@
247extern size_t wcsrtombs (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps);
248# endif
249#elif defined GNULIB_POSIXCHECK
250# undef wcsrtombs
251# define wcsrtombs(d,s,l,p) \
252 (GL_LINK_WARNING ("wcsrtombs is unportable - " \
253 "use gnulib module wcsrtombs for portability"), \
254 wcsrtombs (d, s, l, p))
255#endif
256
257
258/* Convert a wide string to a string. */
259#if @GNULIB_WCSNRTOMBS@
260# if !@HAVE_WCSNRTOMBS@
261extern size_t wcsnrtombs (char *dest, const wchar_t **srcp, size_t srclen, size_t len, mbstate_t *ps);
262# endif
263#elif defined GNULIB_POSIXCHECK
264# undef wcsnrtombs
265# define wcsnrtombs(d,s,n,l,p) \
266 (GL_LINK_WARNING ("wcsnrtombs is unportable - " \
267 "use gnulib module wcsnrtombs for portability"), \
268 wcsnrtombs (d, s, n, l, p))
269#endif
270
271
56/* Return the number of screen columns needed for WC. */ 272/* Return the number of screen columns needed for WC. */
57#if @GNULIB_WCWIDTH@ 273#if @GNULIB_WCWIDTH@
58# if @REPLACE_WCWIDTH@ 274# if @REPLACE_WCWIDTH@
@@ -80,3 +296,4 @@ extern int wcwidth (int /* actually wchar_t */);
80 296
81#endif /* _GL_WCHAR_H */ 297#endif /* _GL_WCHAR_H */
82#endif /* _GL_WCHAR_H */ 298#endif /* _GL_WCHAR_H */
299#endif