source: grub-pc/trunk/fuentes/grub-core/gnulib/wctype.in.h @ 22

Last change on this file since 22 was 22, checked in by mabarracus, 4 years ago

updated version and apply net.ifnames=0 into debian/rules

File size: 12.8 KB
Line 
1/* A substitute for ISO C99 <wctype.h>, for platforms that lack it.
2
3   Copyright (C) 2006-2013 Free Software Foundation, Inc.
4
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
7   the Free Software Foundation; either version 3, 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 General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program; if not, see <http://www.gnu.org/licenses/>.  */
17
18/* Written by Bruno Haible and Paul Eggert.  */
19
20/*
21 * ISO C 99 <wctype.h> for platforms that lack it.
22 * <http://www.opengroup.org/susv3xbd/wctype.h.html>
23 *
24 * iswctype, towctrans, towlower, towupper, wctrans, wctype,
25 * wctrans_t, and wctype_t are not yet implemented.
26 */
27
28#ifndef _@GUARD_PREFIX@_WCTYPE_H
29
30#if __GNUC__ >= 3
31@PRAGMA_SYSTEM_HEADER@
32#endif
33@PRAGMA_COLUMNS@
34
35#if @HAVE_WINT_T@
36/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>.
37   Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
38   <wchar.h>.
39   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
40   included before <wchar.h>.  */
41# include <stddef.h>
42# include <stdio.h>
43# include <time.h>
44# include <wchar.h>
45#endif
46
47/* Include the original <wctype.h> if it exists.
48   BeOS 5 has the functions but no <wctype.h>.  */
49/* The include_next requires a split double-inclusion guard.  */
50#if @HAVE_WCTYPE_H@
51# @INCLUDE_NEXT@ @NEXT_WCTYPE_H@
52#endif
53
54#ifndef _@GUARD_PREFIX@_WCTYPE_H
55#define _@GUARD_PREFIX@_WCTYPE_H
56
57_GL_INLINE_HEADER_BEGIN
58#ifndef _GL_WCTYPE_INLINE
59# define _GL_WCTYPE_INLINE _GL_INLINE
60#endif
61
62/* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */
63
64/* The definition of _GL_WARN_ON_USE is copied here.  */
65
66/* Solaris 2.6 <wctype.h> includes <widec.h> which includes <euc.h> which
67   #defines a number of identifiers in the application namespace.  Revert
68   these #defines.  */
69#ifdef __sun
70# undef multibyte
71# undef eucw1
72# undef eucw2
73# undef eucw3
74# undef scrw1
75# undef scrw2
76# undef scrw3
77#endif
78
79/* Define wint_t and WEOF.  (Also done in wchar.in.h.)  */
80#if !@HAVE_WINT_T@ && !defined wint_t
81# define wint_t int
82# ifndef WEOF
83#  define WEOF -1
84# endif
85#else
86/* MSVC defines wint_t as 'unsigned short' in <crtdefs.h>.
87   This is too small: ISO C 99 section 7.24.1.(2) says that wint_t must be
88   "unchanged by default argument promotions".  Override it.  */
89# if defined _MSC_VER
90#  if !GNULIB_defined_wint_t
91#   include <crtdefs.h>
92typedef unsigned int rpl_wint_t;
93#   undef wint_t
94#   define wint_t rpl_wint_t
95#   define GNULIB_defined_wint_t 1
96#  endif
97# endif
98# ifndef WEOF
99#  define WEOF ((wint_t) -1)
100# endif
101#endif
102
103
104#if !GNULIB_defined_wctype_functions
105
106/* FreeBSD 4.4 to 4.11 has <wctype.h> but lacks the functions.
107   Linux libc5 has <wctype.h> and the functions but they are broken.
108   Assume all 11 functions (all isw* except iswblank) are implemented the
109   same way, or not at all.  */
110# if ! @HAVE_ISWCNTRL@ || @REPLACE_ISWCNTRL@
111
112/* IRIX 5.3 has macros but no functions, its isw* macros refer to an
113   undefined variable _ctmp_ and to <ctype.h> macros like _P, and they
114   refer to system functions like _iswctype that are not in the
115   standard C library.  Rather than try to get ancient buggy
116   implementations like this to work, just disable them.  */
117#  undef iswalnum
118#  undef iswalpha
119#  undef iswblank
120#  undef iswcntrl
121#  undef iswdigit
122#  undef iswgraph
123#  undef iswlower
124#  undef iswprint
125#  undef iswpunct
126#  undef iswspace
127#  undef iswupper
128#  undef iswxdigit
129#  undef towlower
130#  undef towupper
131
132/* Linux libc5 has <wctype.h> and the functions but they are broken.  */
133#  if @REPLACE_ISWCNTRL@
134#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
135#    define iswalnum rpl_iswalnum
136#    define iswalpha rpl_iswalpha
137#    define iswblank rpl_iswblank
138#    define iswcntrl rpl_iswcntrl
139#    define iswdigit rpl_iswdigit
140#    define iswgraph rpl_iswgraph
141#    define iswlower rpl_iswlower
142#    define iswprint rpl_iswprint
143#    define iswpunct rpl_iswpunct
144#    define iswspace rpl_iswspace
145#    define iswupper rpl_iswupper
146#    define iswxdigit rpl_iswxdigit
147#   endif
148#  endif
149#  if @REPLACE_TOWLOWER@
150#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
151#    define towlower rpl_towlower
152#    define towupper rpl_towupper
153#   endif
154#  endif
155
156_GL_WCTYPE_INLINE int
157#  if @REPLACE_ISWCNTRL@
158rpl_iswalnum
159#  else
160iswalnum
161#  endif
162         (wint_t wc)
163{
164  return ((wc >= '0' && wc <= '9')
165          || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z'));
166}
167
168_GL_WCTYPE_INLINE int
169#  if @REPLACE_ISWCNTRL@
170rpl_iswalpha
171#  else
172iswalpha
173#  endif
174         (wint_t wc)
175{
176  return (wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z';
177}
178
179_GL_WCTYPE_INLINE int
180#  if @REPLACE_ISWCNTRL@
181rpl_iswblank
182#  else
183iswblank
184#  endif
185         (wint_t wc)
186{
187  return wc == ' ' || wc == '\t';
188}
189
190_GL_WCTYPE_INLINE int
191#  if @REPLACE_ISWCNTRL@
192rpl_iswcntrl
193#  else
194iswcntrl
195#  endif
196        (wint_t wc)
197{
198  return (wc & ~0x1f) == 0 || wc == 0x7f;
199}
200
201_GL_WCTYPE_INLINE int
202#  if @REPLACE_ISWCNTRL@
203rpl_iswdigit
204#  else
205iswdigit
206#  endif
207         (wint_t wc)
208{
209  return wc >= '0' && wc <= '9';
210}
211
212_GL_WCTYPE_INLINE int
213#  if @REPLACE_ISWCNTRL@
214rpl_iswgraph
215#  else
216iswgraph
217#  endif
218         (wint_t wc)
219{
220  return wc >= '!' && wc <= '~';
221}
222
223_GL_WCTYPE_INLINE int
224#  if @REPLACE_ISWCNTRL@
225rpl_iswlower
226#  else
227iswlower
228#  endif
229         (wint_t wc)
230{
231  return wc >= 'a' && wc <= 'z';
232}
233
234_GL_WCTYPE_INLINE int
235#  if @REPLACE_ISWCNTRL@
236rpl_iswprint
237#  else
238iswprint
239#  endif
240         (wint_t wc)
241{
242  return wc >= ' ' && wc <= '~';
243}
244
245_GL_WCTYPE_INLINE int
246#  if @REPLACE_ISWCNTRL@
247rpl_iswpunct
248#  else
249iswpunct
250#  endif
251         (wint_t wc)
252{
253  return (wc >= '!' && wc <= '~'
254          && !((wc >= '0' && wc <= '9')
255               || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'Z')));
256}
257
258_GL_WCTYPE_INLINE int
259#  if @REPLACE_ISWCNTRL@
260rpl_iswspace
261#  else
262iswspace
263#  endif
264         (wint_t wc)
265{
266  return (wc == ' ' || wc == '\t'
267          || wc == '\n' || wc == '\v' || wc == '\f' || wc == '\r');
268}
269
270_GL_WCTYPE_INLINE int
271#  if @REPLACE_ISWCNTRL@
272rpl_iswupper
273#  else
274iswupper
275#  endif
276         (wint_t wc)
277{
278  return wc >= 'A' && wc <= 'Z';
279}
280
281_GL_WCTYPE_INLINE int
282#  if @REPLACE_ISWCNTRL@
283rpl_iswxdigit
284#  else
285iswxdigit
286#  endif
287          (wint_t wc)
288{
289  return ((wc >= '0' && wc <= '9')
290          || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'F'));
291}
292
293_GL_WCTYPE_INLINE wint_t
294#  if @REPLACE_TOWLOWER@
295rpl_towlower
296#  else
297towlower
298#  endif
299         (wint_t wc)
300{
301  return (wc >= 'A' && wc <= 'Z' ? wc - 'A' + 'a' : wc);
302}
303
304_GL_WCTYPE_INLINE wint_t
305#  if @REPLACE_TOWLOWER@
306rpl_towupper
307#  else
308towupper
309#  endif
310         (wint_t wc)
311{
312  return (wc >= 'a' && wc <= 'z' ? wc - 'a' + 'A' : wc);
313}
314
315# elif @GNULIB_ISWBLANK@ && (! @HAVE_ISWBLANK@ || @REPLACE_ISWBLANK@)
316/* Only the iswblank function is missing.  */
317
318#  if @REPLACE_ISWBLANK@
319#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
320#    define iswblank rpl_iswblank
321#   endif
322_GL_FUNCDECL_RPL (iswblank, int, (wint_t wc));
323#  else
324_GL_FUNCDECL_SYS (iswblank, int, (wint_t wc));
325#  endif
326
327# endif
328
329# if defined __MINGW32__
330
331/* On native Windows, wchar_t is uint16_t, and wint_t is uint32_t.
332   The functions towlower and towupper are implemented in the MSVCRT library
333   to take a wchar_t argument and return a wchar_t result.  mingw declares
334   these functions to take a wint_t argument and return a wint_t result.
335   This means that:
336   1. When the user passes an argument outside the range 0x0000..0xFFFF, the
337      function will look only at the lower 16 bits.  This is allowed according
338      to POSIX.
339   2. The return value is returned in the lower 16 bits of the result register.
340      The upper 16 bits are random: whatever happened to be in that part of the
341      result register.  We need to fix this by adding a zero-extend from
342      wchar_t to wint_t after the call.  */
343
344_GL_WCTYPE_INLINE wint_t
345rpl_towlower (wint_t wc)
346{
347  return (wint_t) (wchar_t) towlower (wc);
348}
349#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
350#   define towlower rpl_towlower
351#  endif
352
353_GL_WCTYPE_INLINE wint_t
354rpl_towupper (wint_t wc)
355{
356  return (wint_t) (wchar_t) towupper (wc);
357}
358#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
359#   define towupper rpl_towupper
360#  endif
361
362# endif /* __MINGW32__ */
363
364# define GNULIB_defined_wctype_functions 1
365#endif
366
367#if @REPLACE_ISWCNTRL@
368_GL_CXXALIAS_RPL (iswalnum, int, (wint_t wc));
369_GL_CXXALIAS_RPL (iswalpha, int, (wint_t wc));
370_GL_CXXALIAS_RPL (iswcntrl, int, (wint_t wc));
371_GL_CXXALIAS_RPL (iswdigit, int, (wint_t wc));
372_GL_CXXALIAS_RPL (iswgraph, int, (wint_t wc));
373_GL_CXXALIAS_RPL (iswlower, int, (wint_t wc));
374_GL_CXXALIAS_RPL (iswprint, int, (wint_t wc));
375_GL_CXXALIAS_RPL (iswpunct, int, (wint_t wc));
376_GL_CXXALIAS_RPL (iswspace, int, (wint_t wc));
377_GL_CXXALIAS_RPL (iswupper, int, (wint_t wc));
378_GL_CXXALIAS_RPL (iswxdigit, int, (wint_t wc));
379#else
380_GL_CXXALIAS_SYS (iswalnum, int, (wint_t wc));
381_GL_CXXALIAS_SYS (iswalpha, int, (wint_t wc));
382_GL_CXXALIAS_SYS (iswcntrl, int, (wint_t wc));
383_GL_CXXALIAS_SYS (iswdigit, int, (wint_t wc));
384_GL_CXXALIAS_SYS (iswgraph, int, (wint_t wc));
385_GL_CXXALIAS_SYS (iswlower, int, (wint_t wc));
386_GL_CXXALIAS_SYS (iswprint, int, (wint_t wc));
387_GL_CXXALIAS_SYS (iswpunct, int, (wint_t wc));
388_GL_CXXALIAS_SYS (iswspace, int, (wint_t wc));
389_GL_CXXALIAS_SYS (iswupper, int, (wint_t wc));
390_GL_CXXALIAS_SYS (iswxdigit, int, (wint_t wc));
391#endif
392_GL_CXXALIASWARN (iswalnum);
393_GL_CXXALIASWARN (iswalpha);
394_GL_CXXALIASWARN (iswcntrl);
395_GL_CXXALIASWARN (iswdigit);
396_GL_CXXALIASWARN (iswgraph);
397_GL_CXXALIASWARN (iswlower);
398_GL_CXXALIASWARN (iswprint);
399_GL_CXXALIASWARN (iswpunct);
400_GL_CXXALIASWARN (iswspace);
401_GL_CXXALIASWARN (iswupper);
402_GL_CXXALIASWARN (iswxdigit);
403
404#if @GNULIB_ISWBLANK@
405# if @REPLACE_ISWCNTRL@ || @REPLACE_ISWBLANK@
406_GL_CXXALIAS_RPL (iswblank, int, (wint_t wc));
407# else
408_GL_CXXALIAS_SYS (iswblank, int, (wint_t wc));
409# endif
410_GL_CXXALIASWARN (iswblank);
411#endif
412
413#if !@HAVE_WCTYPE_T@
414# if !GNULIB_defined_wctype_t
415typedef void * wctype_t;
416#  define GNULIB_defined_wctype_t 1
417# endif
418#endif
419
420/* Get a descriptor for a wide character property.  */
421#if @GNULIB_WCTYPE@
422# if !@HAVE_WCTYPE_T@
423_GL_FUNCDECL_SYS (wctype, wctype_t, (const char *name));
424# endif
425_GL_CXXALIAS_SYS (wctype, wctype_t, (const char *name));
426_GL_CXXALIASWARN (wctype);
427#elif defined GNULIB_POSIXCHECK
428# undef wctype
429# if HAVE_RAW_DECL_WCTYPE
430_GL_WARN_ON_USE (wctype, "wctype is unportable - "
431                 "use gnulib module wctype for portability");
432# endif
433#endif
434
435/* Test whether a wide character has a given property.
436   The argument WC must be either a wchar_t value or WEOF.
437   The argument DESC must have been returned by the wctype() function.  */
438#if @GNULIB_ISWCTYPE@
439# if !@HAVE_WCTYPE_T@
440_GL_FUNCDECL_SYS (iswctype, int, (wint_t wc, wctype_t desc));
441# endif
442_GL_CXXALIAS_SYS (iswctype, int, (wint_t wc, wctype_t desc));
443_GL_CXXALIASWARN (iswctype);
444#elif defined GNULIB_POSIXCHECK
445# undef iswctype
446# if HAVE_RAW_DECL_ISWCTYPE
447_GL_WARN_ON_USE (iswctype, "iswctype is unportable - "
448                 "use gnulib module iswctype for portability");
449# endif
450#endif
451
452#if @REPLACE_TOWLOWER@ || defined __MINGW32__
453_GL_CXXALIAS_RPL (towlower, wint_t, (wint_t wc));
454_GL_CXXALIAS_RPL (towupper, wint_t, (wint_t wc));
455#else
456_GL_CXXALIAS_SYS (towlower, wint_t, (wint_t wc));
457_GL_CXXALIAS_SYS (towupper, wint_t, (wint_t wc));
458#endif
459_GL_CXXALIASWARN (towlower);
460_GL_CXXALIASWARN (towupper);
461
462#if !@HAVE_WCTRANS_T@
463# if !GNULIB_defined_wctrans_t
464typedef void * wctrans_t;
465#  define GNULIB_defined_wctrans_t 1
466# endif
467#endif
468
469/* Get a descriptor for a wide character case conversion.  */
470#if @GNULIB_WCTRANS@
471# if !@HAVE_WCTRANS_T@
472_GL_FUNCDECL_SYS (wctrans, wctrans_t, (const char *name));
473# endif
474_GL_CXXALIAS_SYS (wctrans, wctrans_t, (const char *name));
475_GL_CXXALIASWARN (wctrans);
476#elif defined GNULIB_POSIXCHECK
477# undef wctrans
478# if HAVE_RAW_DECL_WCTRANS
479_GL_WARN_ON_USE (wctrans, "wctrans is unportable - "
480                 "use gnulib module wctrans for portability");
481# endif
482#endif
483
484/* Perform a given case conversion on a wide character.
485   The argument WC must be either a wchar_t value or WEOF.
486   The argument DESC must have been returned by the wctrans() function.  */
487#if @GNULIB_TOWCTRANS@
488# if !@HAVE_WCTRANS_T@
489_GL_FUNCDECL_SYS (towctrans, wint_t, (wint_t wc, wctrans_t desc));
490# endif
491_GL_CXXALIAS_SYS (towctrans, wint_t, (wint_t wc, wctrans_t desc));
492_GL_CXXALIASWARN (towctrans);
493#elif defined GNULIB_POSIXCHECK
494# undef towctrans
495# if HAVE_RAW_DECL_TOWCTRANS
496_GL_WARN_ON_USE (towctrans, "towctrans is unportable - "
497                 "use gnulib module towctrans for portability");
498# endif
499#endif
500
501_GL_INLINE_HEADER_END
502
503#endif /* _@GUARD_PREFIX@_WCTYPE_H */
504#endif /* _@GUARD_PREFIX@_WCTYPE_H */
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