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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/filefn.h
3// Purpose: File- and directory-related functions
4// Author: Julian Smart
5// Modified by:
6// Created: 29/01/98
7// RCS-ID: $Id$
8// Copyright: (c) 1998 Julian Smart
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifndef _FILEFN_H_
13#define _FILEFN_H_
14
15#include "wx/list.h"
16#include "wx/arrstr.h"
17
18#ifndef __WXPALMOS5__
19#ifdef __WXWINCE__
20 #include "wx/msw/wince/time.h"
21 #include "wx/msw/private.h"
22#else
23 #include <time.h>
24#endif
25
26#ifdef __WXWINCE__
27// Nothing
28#elif !defined(__MWERKS__)
29 #include <sys/types.h>
30 #include <sys/stat.h>
31#else
32 #ifdef __MACH__
33 #include <sys/types.h>
34 #include <utime.h>
35 #include <sys/stat.h>
36 #include <unistd.h>
37 #else
38 #include <stat.h>
39 #include <unistd.h>
40 #include <unix.h>
41 #endif
42#endif
43#endif // !__WXPALMOS5__
44
45#ifdef __OS2__
46// need to check for __OS2__ first since currently both
47// __OS2__ and __UNIX__ are defined.
48 #include <process.h>
49 #include "wx/os2/private.h"
50 #ifdef __WATCOMC__
51 #include <direct.h>
52 #endif
53 #include <io.h>
54 #ifdef __EMX__
55 #include <unistd.h>
56 #endif
57#elif defined(__UNIX__)
58 #include <unistd.h>
59 #include <dirent.h>
60#endif
61
62#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
63#if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__WXWINCE__) && !defined(__CYGWIN__)
64 #include <direct.h>
65 #include <dos.h>
66 #include <io.h>
67#endif // __WINDOWS__
68#endif // native Win compiler
69
70#if defined(__DOS__)
71 #ifdef __WATCOMC__
72 #include <direct.h>
73 #include <dos.h>
74 #include <io.h>
75 #endif
76 #ifdef __DJGPP__
77 #include <io.h>
78 #include <unistd.h>
79 #endif
80#endif
81
82#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
83 // this (3.1 I believe) and how to test for it.
84 // If this works for Borland 4.0 as well, then no worries.
85 #include <dir.h>
86#endif
87
88#ifndef __WXPALMOS5__
89#ifndef __WXWINCE__
90 #include <fcntl.h> // O_RDONLY &c
91#endif
92#endif // !__WXPALMOS5__
93// ----------------------------------------------------------------------------
94// constants
95// ----------------------------------------------------------------------------
96
97#if defined(__VISUALC__) || defined(__DIGITALMARS__)
98 typedef int mode_t;
99#endif
100
101#ifdef __WXWINCE__
102 typedef long off_t;
103#else
104 // define off_t
105 #if !defined(__WXMAC__) || defined(__UNIX__) || defined(__MACH__)
106 #include <sys/types.h>
107 #else
108 typedef long off_t;
109 #endif
110#endif
111
112#if (defined(__VISUALC__) && !defined(__WXWINCE__)) || ( defined(__MWERKS__) && defined( __INTEL__) )
113 typedef _off_t off_t;
114#elif defined(__SYMANTEC__)
115 typedef long off_t;
116#elif defined(__MWERKS__) && !defined(__INTEL__) && !defined(__MACH__)
117 typedef long off_t;
118#elif defined(__WXPALMOS5__)
119 typedef long off_t;
120#endif
121
122enum wxSeekMode
123{
124 wxFromStart,
125 wxFromCurrent,
126 wxFromEnd
127};
128
129enum wxFileKind
130{
131 wxFILE_KIND_UNKNOWN,
132 wxFILE_KIND_DISK, // a file supporting seeking to arbitrary offsets
133 wxFILE_KIND_TERMINAL, // a tty
134 wxFILE_KIND_PIPE // a pipe
135};
136
137// ----------------------------------------------------------------------------
138// declare our versions of low level file functions: some compilers prepend
139// underscores to the usual names, some also have Unicode versions of them
140// ----------------------------------------------------------------------------
141
142// Wrappers around Win32 api functions like CreateFile, ReadFile and such
143// Implemented in filefnwce.cpp
144#if defined( __WXWINCE__)
145 typedef __int64 wxFileOffset;
146 #define wxFileOffsetFmtSpec _("I64")
147 WXDLLIMPEXP_BASE int wxCRT_Open(const wxChar *filename, int oflag, int WXUNUSED(pmode));
148 WXDLLIMPEXP_BASE int wxCRT_Access(const wxChar *name, int WXUNUSED(how));
149 WXDLLIMPEXP_BASE int wxClose(int fd);
150 WXDLLIMPEXP_BASE int wxFsync(int WXUNUSED(fd));
151 WXDLLIMPEXP_BASE int wxRead(int fd, void *buf, unsigned int count);
152 WXDLLIMPEXP_BASE int wxWrite(int fd, const void *buf, unsigned int count);
153 WXDLLIMPEXP_BASE int wxEof(int fd);
154 WXDLLIMPEXP_BASE wxFileOffset wxSeek(int fd, wxFileOffset offset, int origin);
155 #define wxLSeek wxSeek
156 WXDLLIMPEXP_BASE wxFileOffset wxTell(int fd);
157
158 // always Unicode under WinCE
159 #define wxCRT_MkDir _wmkdir
160 #define wxCRT_RmDir _wrmdir
161 #define wxCRT_Stat _wstat
162 #define wxStructStat struct _stat
163#elif (defined(__WXMSW__) || defined(__OS2__)) && !defined(__WXPALMOS__) && \
164 ( \
165 defined(__VISUALC__) || \
166 defined(__MINGW64__) || \
167 (defined(__MINGW32__) && !defined(__WINE__) && \
168 wxCHECK_W32API_VERSION(0, 5)) || \
169 defined(__MWERKS__) || \
170 defined(__DMC__) || \
171 defined(__WATCOMC__) || \
172 defined(__BORLANDC__) \
173 )
174
175 #undef wxHAS_HUGE_FILES
176
177 // detect compilers which have support for huge files
178 #if defined(__VISUALC__)
179 #define wxHAS_HUGE_FILES 1
180 #elif defined(__MINGW32__) || defined(__MINGW64__)
181 #define wxHAS_HUGE_FILES 1
182 #elif defined(_LARGE_FILES)
183 #define wxHAS_HUGE_FILES 1
184 #endif
185
186 // other Windows compilers (DMC, Watcom, Metrowerks and Borland) don't have
187 // huge file support (or at least not all functions needed for it by wx)
188 // currently
189
190 // types
191
192 #ifdef wxHAS_HUGE_FILES
193 typedef wxLongLong_t wxFileOffset;
194 #define wxFileOffsetFmtSpec wxLongLongFmtSpec
195 #else
196 typedef off_t wxFileOffset;
197 #endif
198
199 // at least Borland 5.5 doesn't like "struct ::stat" so don't use the scope
200 // resolution operator present in wxPOSIX_IDENT for it
201 #ifdef __BORLANDC__
202 #define wxPOSIX_STRUCT(s) struct s
203 #else
204 #define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s)
205 #endif
206
207 // Notice that Watcom is the only compiler to have a wide char
208 // version of struct stat as well as a wide char stat function variant.
209 // This was dropped since OW 1.4 "for consistency across platforms".
210 //
211 // Borland is also special in that it uses _stat with Unicode functions
212 // (for MSVC compatibility?) but stat with ANSI ones
213 #ifdef __BORLANDC__
214 #if wxHAS_HUGE_FILES
215 #define wxStructStat struct stati64
216 #else
217 #if wxUSE_UNICODE
218 #define wxStructStat struct _stat
219 #else
220 #define wxStructStat struct stat
221 #endif
222 #endif
223 #else // !__BORLANDC__
224 #ifdef wxHAS_HUGE_FILES
225 #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
226 #define wxStructStat struct _wstati64
227 #else
228 #define wxStructStat struct _stati64
229 #endif
230 #else
231 #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
232 #define wxStructStat struct _wstat
233 #else
234 #define wxStructStat struct _stat
235 #endif
236 #endif
237 #endif // __BORLANDC__/!__BORLANDC__
238
239
240 // functions
241
242 // MSVC and compatible compilers prepend underscores to the POSIX function
243 // names, other compilers don't and even if their later versions usually do
244 // define the versions with underscores for MSVC compatibility, it's better
245 // to avoid using them as they're not present in earlier versions and
246 // always using the native functions spelling is easier than testing for
247 // the versions
248 #if defined(__BORLANDC__) || defined(__DMC__) || defined(__WATCOMC__) || defined(__MINGW64__)
249 #define wxPOSIX_IDENT(func) ::func
250 #else // by default assume MSVC-compatible names
251 #define wxPOSIX_IDENT(func) _ ## func
252 #define wxHAS_UNDERSCORES_IN_POSIX_IDENTS
253 #endif
254
255 // first functions not working with strings, i.e. without ANSI/Unicode
256 // complications
257 #define wxClose wxPOSIX_IDENT(close)
258
259 #if defined(__MWERKS__)
260 #if __MSL__ >= 0x6000
261 #define wxRead(fd, buf, nCount) _read(fd, (void *)buf, nCount)
262 #define wxWrite(fd, buf, nCount) _write(fd, (void *)buf, nCount)
263 #else
264 #define wxRead(fd, buf, nCount)\
265 _read(fd, (const char *)buf, nCount)
266 #define wxWrite(fd, buf, nCount)\
267 _write(fd, (const char *)buf, nCount)
268 #endif
269 #else // __MWERKS__
270 #define wxRead wxPOSIX_IDENT(read)
271 #define wxWrite wxPOSIX_IDENT(write)
272 #endif
273
274 #ifdef wxHAS_HUGE_FILES
275 #ifndef __MINGW64__
276 #define wxSeek wxPOSIX_IDENT(lseeki64)
277 #define wxLseek wxPOSIX_IDENT(lseeki64)
278 #define wxTell wxPOSIX_IDENT(telli64)
279 #else
280 // unfortunately, mingw-W64 is somewhat inconsistent...
281 #define wxSeek _lseeki64
282 #define wxLseek _lseeki64
283 #define wxTell _telli64
284 #endif
285 #else // !wxHAS_HUGE_FILES
286 #define wxSeek wxPOSIX_IDENT(lseek)
287 #define wxLseek wxPOSIX_IDENT(lseek)
288 #define wxTell wxPOSIX_IDENT(tell)
289 #endif // wxHAS_HUGE_FILES/!wxHAS_HUGE_FILES
290
291 #ifndef __WATCOMC__
292 #if !defined(__BORLANDC__) || (__BORLANDC__ > 0x540)
293 // NB: this one is not POSIX and always has the underscore
294 #define wxFsync _commit
295
296 // could be already defined by configure (Cygwin)
297 #ifndef HAVE_FSYNC
298 #define HAVE_FSYNC
299 #endif
300 #endif // BORLANDC
301 #endif
302
303 #define wxEof wxPOSIX_IDENT(eof)
304
305 // then the functions taking strings
306
307 // first the ANSI versions
308 #define wxCRT_OpenA wxPOSIX_IDENT(open)
309 #define wxCRT_AccessA wxPOSIX_IDENT(access)
310 #define wxCRT_MkDirA wxPOSIX_IDENT(mkdir)
311 #define wxCRT_RmDirA wxPOSIX_IDENT(rmdir)
312 #ifdef wxHAS_HUGE_FILES
313 #define wxCRT_StatA wxPOSIX_IDENT(stati64)
314 #else
315 // Unfortunately Watcom is not consistent
316 #if defined(__OS2__) && defined(__WATCOMC__)
317 #define wxCRT_StatA _stat
318 #else
319 #define wxCRT_StatA wxPOSIX_IDENT(stat)
320 #endif
321 #endif
322
323 // then wide char ones
324 #if wxUSE_UNICODE
325 // special workaround for buggy wopen() in bcc 5.5
326 #if defined(__BORLANDC__) && \
327 (__BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551)
328 WXDLLIMPEXP_BASE int wxCRT_OpenW(const wxChar *pathname,
329 int flags, mode_t mode);
330 #else
331 #define wxCRT_OpenW _wopen
332 #endif
333
334 #define wxCRT_AccessW _waccess
335 #define wxCRT_MkDirW _wmkdir
336 #define wxCRT_RmDirW _wrmdir
337 #ifdef wxHAS_HUGE_FILES
338 #define wxCRT_StatW _wstati64
339 #else
340 #define wxCRT_StatW _wstat
341 #endif
342 #endif // wxUSE_UNICODE
343
344
345 // finally the default char-type versions
346 #if wxUSE_UNICODE
347 #if wxUSE_UNICODE_MSLU
348 // implement the missing file functions in Win9x ourselves
349 WXDLLIMPEXP_BASE int wxMSLU__wopen(const wxChar *name,
350 int flags, int mode);
351 WXDLLIMPEXP_BASE int wxMSLU__waccess(const wxChar *name,
352 int mode);
353 WXDLLIMPEXP_BASE int wxMSLU__wmkdir(const wxChar *name);
354 WXDLLIMPEXP_BASE int wxMSLU__wrmdir(const wxChar *name);
355
356 WXDLLIMPEXP_BASE int
357 wxMSLU__wstat(const wxChar *name, wxStructStat *buffer);
358
359 #define wxCRT_Open wxMSLU__wopen
360
361 #define wxCRT_Access wxMSLU__waccess
362 #define wxCRT_MkDir wxMSLU__wmkdir
363 #define wxCRT_RmDir wxMSLU__wrmdir
364 #define wxCRT_Stat wxMSLU__wstat
365 #else // !wxUSE_UNICODE_MSLU
366 #define wxCRT_Open wxCRT_OpenW
367 #define wxCRT_Access wxCRT_AccessW
368 #define wxCRT_MkDir wxCRT_MkDirW
369 #define wxCRT_RmDir wxCRT_RmDirW
370 #define wxCRT_Stat wxCRT_StatW
371 #endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU
372 #else // !wxUSE_UNICODE
373 #define wxCRT_Open wxCRT_OpenA
374 #define wxCRT_Access wxCRT_AccessA
375 #define wxCRT_MkDir wxCRT_MkDirA
376 #define wxCRT_RmDir wxCRT_RmDirA
377 #define wxCRT_Stat wxCRT_StatA
378 #endif // wxUSE_UNICODE/!wxUSE_UNICODE
379
380
381 // constants (unless already defined by the user code)
382 #ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS
383 #ifndef O_RDONLY
384 #define O_RDONLY _O_RDONLY
385 #define O_WRONLY _O_WRONLY
386 #define O_RDWR _O_RDWR
387 #define O_EXCL _O_EXCL
388 #define O_CREAT _O_CREAT
389 #define O_BINARY _O_BINARY
390 #endif
391
392 #ifndef S_IFMT
393 #define S_IFMT _S_IFMT
394 #define S_IFDIR _S_IFDIR
395 #define S_IFREG _S_IFREG
396 #endif
397 #endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS
398
399 #ifdef wxHAS_HUGE_FILES
400 // wxFile is present and supports large files. Currently wxFFile
401 // doesn't have large file support with any Windows compiler (even
402 // Win64 ones).
403 #if wxUSE_FILE
404 #define wxHAS_LARGE_FILES
405 #endif
406 #endif
407
408 // it's a private define, undefine it so that nobody gets tempted to use it
409 #undef wxHAS_HUGE_FILES
410#elif defined (__WXPALMOS__)
411 typedef off_t wxFileOffset;
412#ifdef _LARGE_FILES
413 #define wxFileOffsetFmtSpec wxLongLongFmtSpec
414 wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t), BadFileSizeType );
415 // wxFile is present and supports large files
416 #ifdef wxUSE_FILE
417 #define wxHAS_LARGE_FILES
418 #endif
419 // wxFFile is present and supports large files
420 #if SIZEOF_LONG == 8 || defined HAVE_FSEEKO
421 #define wxHAS_LARGE_FFILES
422 #endif
423#else
424 #define wxFileOffsetFmtSpec _T("")
425#endif
426 #define wxClose close
427 #define wxRead ::read
428 #define wxWrite ::write
429 #define wxLseek lseek
430 #define wxSeek lseek
431 #define wxFsync fsync
432 #define wxEof eof
433
434 #define wxCRT_MkDir mkdir
435 #define wxCRT_RmDir rmdir
436
437 #define wxTell(fd) lseek(fd, 0, SEEK_CUR)
438
439 #define wxStructStat struct stat
440
441 #define wxCRT_Open open
442 #define wxCRT_Stat svfs_stat
443 #define wxCRT_Lstat lstat
444 #define wxCRT_Access access
445
446 #define wxHAS_NATIVE_LSTAT
447#else // Unix or Windows using unknown compiler, assume POSIX supported
448 typedef off_t wxFileOffset;
449 #ifdef HAVE_LARGEFILE_SUPPORT
450 #define wxFileOffsetFmtSpec wxLongLongFmtSpec
451 wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t),
452 BadFileSizeType );
453 // wxFile is present and supports large files
454 #if wxUSE_FILE
455 #define wxHAS_LARGE_FILES
456 #endif
457 // wxFFile is present and supports large files
458 #if wxUSE_FFILE && (SIZEOF_LONG == 8 || defined HAVE_FSEEKO)
459 #define wxHAS_LARGE_FFILES
460 #endif
461 #else
462 #define wxFileOffsetFmtSpec _T("")
463 #endif
464 // functions
465 #define wxClose close
466 #define wxRead ::read
467 #define wxWrite ::write
468 #define wxLseek lseek
469 #define wxSeek lseek
470 #define wxFsync fsync
471 #define wxEof eof
472
473 #define wxCRT_MkDir mkdir
474 #define wxCRT_RmDir rmdir
475
476 #define wxTell(fd) lseek(fd, 0, SEEK_CUR)
477
478 #define wxStructStat struct stat
479
480 #define wxCRT_Open open
481 #define wxCRT_Stat stat
482 #define wxCRT_Lstat lstat
483 #define wxCRT_Access access
484
485 #define wxHAS_NATIVE_LSTAT
486#endif // platforms
487
488// if the platform doesn't have symlinks, define wxCRT_Lstat to be the same as
489// wxCRT_Stat to avoid #ifdefs in the code using it
490#ifndef wxHAS_NATIVE_LSTAT
491 #define wxCRT_Lstat wxCRT_Stat
492#endif
493
494inline int wxAccess(const wxString& path, mode_t mode)
495 { return wxCRT_Access(path.fn_str(), mode); }
496inline int wxOpen(const wxString& path, int flags, mode_t mode)
497 { return wxCRT_Open(path.fn_str(), flags, mode); }
498
499// FIXME-CE: provide our own implementations of the missing CRT functions
500#ifndef __WXWINCE__
501inline int wxStat(const wxString& path, wxStructStat *buf)
502 { return wxCRT_Stat(path.fn_str(), buf); }
503inline int wxLstat(const wxString& path, wxStructStat *buf)
504 { return wxCRT_Lstat(path.fn_str(), buf); }
505inline int wxRmDir(const wxString& path)
506 { return wxCRT_RmDir(path.fn_str()); }
507#if defined(__WINDOWS__) || (defined(__OS2__) && defined(__WATCOMC__))
508inline int wxMkDir(const wxString& path, mode_t WXUNUSED(mode) = 0)
509 { return wxCRT_MkDir(path.fn_str()); }
510#else
511inline int wxMkDir(const wxString& path, mode_t mode)
512 { return wxCRT_MkDir(path.fn_str(), mode); }
513#endif
514#endif // !__WXWINCE__
515
516#ifdef O_BINARY
517 #define wxO_BINARY O_BINARY
518#else
519 #define wxO_BINARY 0
520#endif
521
522#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
523//
524// VisualAge C++ V4.0 cannot have any external linkage const decs
525// in headers included by more than one primary source
526//
527extern const int wxInvalidOffset;
528#else
529const int wxInvalidOffset = -1;
530#endif
531
532// ----------------------------------------------------------------------------
533// functions
534// ----------------------------------------------------------------------------
535WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename);
536
537// does the path exist? (may have or not '/' or '\\' at the end)
538WXDLLIMPEXP_BASE bool wxDirExists(const wxString& pathName);
539
540WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename);
541
542// Get filename
543WXDLLIMPEXP_BASE wxChar* wxFileNameFromPath(wxChar *path);
544WXDLLIMPEXP_BASE wxString wxFileNameFromPath(const wxString& path);
545
546// Get directory
547WXDLLIMPEXP_BASE wxString wxPathOnly(const wxString& path);
548
549// all deprecated functions below are deprecated in favour of wxFileName's methods
550#if WXWIN_COMPATIBILITY_2_8
551
552wxDEPRECATED( WXDLLIMPEXP_BASE void wxDos2UnixFilename(char *s) );
553wxDEPRECATED( WXDLLIMPEXP_BASE void wxDos2UnixFilename(wchar_t *s) );
554
555wxDEPRECATED_BUT_USED_INTERNALLY(
556 WXDLLIMPEXP_BASE void wxUnix2DosFilename(char *s) );
557wxDEPRECATED_BUT_USED_INTERNALLY(
558 WXDLLIMPEXP_BASE void wxUnix2DosFilename(wchar_t *s) );
559
560// Strip the extension, in situ
561// Deprecated in favour of wxFileName::StripExtension() but notice that their
562// behaviour is slightly different, see the manual
563wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(char *buffer) );
564wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(wchar_t *buffer) );
565wxDEPRECATED( WXDLLIMPEXP_BASE void wxStripExtension(wxString& buffer) );
566
567// Get a temporary filename
568wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE wxChar* wxGetTempFileName(const wxString& prefix, wxChar *buf = NULL) );
569wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE bool wxGetTempFileName(const wxString& prefix, wxString& buf) );
570
571// Expand file name (~/ and ${OPENWINHOME}/ stuff)
572wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE char* wxExpandPath(char *dest, const wxString& path) );
573wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE wchar_t* wxExpandPath(wchar_t *dest, const wxString& path) );
574 // DEPRECATED: use wxFileName::Normalize(wxPATH_NORM_ENV_VARS)
575
576// Contract w.r.t environment (</usr/openwin/lib, OPENWHOME> -> ${OPENWINHOME}/lib)
577// and make (if under the home tree) relative to home
578// [caller must copy-- volatile]
579wxDEPRECATED(
580WXDLLIMPEXP_BASE wxChar* wxContractPath(const wxString& filename,
581 const wxString& envname = wxEmptyString,
582 const wxString& user = wxEmptyString) );
583 // DEPRECATED: use wxFileName::ReplaceEnvVariable and wxFileName::ReplaceHomeDir
584
585// Destructive removal of /./ and /../ stuff
586wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE char* wxRealPath(char *path) );
587wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE wchar_t* wxRealPath(wchar_t *path) );
588wxDEPRECATED_BUT_USED_INTERNALLY( WXDLLIMPEXP_BASE wxString wxRealPath(const wxString& path) );
589 // DEPRECATED: use wxFileName::Normalize instead
590
591// Allocate a copy of the full absolute path
592wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* wxCopyAbsolutePath(const wxString& path) );
593 // DEPRECATED: use wxFileName::MakeAbsolute instead
594#endif
595
596// Get first file name matching given wild card.
597// Flags are reserved for future use.
598#define wxFILE 1
599#define wxDIR 2
600WXDLLIMPEXP_BASE wxString wxFindFirstFile(const wxString& spec, int flags = wxFILE);
601WXDLLIMPEXP_BASE wxString wxFindNextFile();
602
603// Does the pattern contain wildcards?
604WXDLLIMPEXP_BASE bool wxIsWild(const wxString& pattern);
605
606// Does the pattern match the text (usually a filename)?
607// If dot_special is true, doesn't match * against . (eliminating
608// `hidden' dot files)
609WXDLLIMPEXP_BASE bool wxMatchWild(const wxString& pattern, const wxString& text, bool dot_special = true);
610
611// Concatenate two files to form third
612WXDLLIMPEXP_BASE bool wxConcatFiles(const wxString& file1, const wxString& file2, const wxString& file3);
613
614// Copy file1 to file2
615WXDLLIMPEXP_BASE bool wxCopyFile(const wxString& file1, const wxString& file2,
616 bool overwrite = true);
617
618// Remove file
619WXDLLIMPEXP_BASE bool wxRemoveFile(const wxString& file);
620
621// Rename file
622WXDLLIMPEXP_BASE bool wxRenameFile(const wxString& file1, const wxString& file2, bool overwrite = true);
623
624// Get current working directory.
625#if WXWIN_COMPATIBILITY_2_6
626// If buf is NULL, allocates space using new, else
627// copies into buf.
628// IMPORTANT NOTE getcwd is know not to work under some releases
629// of Win32s 1.3, according to MS release notes!
630wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* wxGetWorkingDirectory(wxChar *buf = NULL, int sz = 1000) );
631// new and preferred version of wxGetWorkingDirectory
632// NB: can't have the same name because of overloading ambiguity
633#endif // WXWIN_COMPATIBILITY_2_6
634WXDLLIMPEXP_BASE wxString wxGetCwd();
635
636// Set working directory
637WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d);
638
639// Make directory
640WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = 0777);
641
642// Remove directory. Flags reserved for future use.
643WXDLLIMPEXP_BASE bool wxRmdir(const wxString& dir, int flags = 0);
644
645// Return the type of an open file
646WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(int fd);
647WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(FILE *fp);
648
649#if WXWIN_COMPATIBILITY_2_6
650// compatibility defines, don't use in new code
651wxDEPRECATED( inline bool wxPathExists(const wxChar *pszPathName) );
652inline bool wxPathExists(const wxChar *pszPathName)
653{
654 return wxDirExists(pszPathName);
655}
656#endif //WXWIN_COMPATIBILITY_2_6
657
658// permissions; these functions work both on files and directories:
659WXDLLIMPEXP_BASE bool wxIsWritable(const wxString &path);
660WXDLLIMPEXP_BASE bool wxIsReadable(const wxString &path);
661WXDLLIMPEXP_BASE bool wxIsExecutable(const wxString &path);
662
663// ----------------------------------------------------------------------------
664// separators in file names
665// ----------------------------------------------------------------------------
666
667// between file name and extension
668#define wxFILE_SEP_EXT wxT('.')
669
670// between drive/volume name and the path
671#define wxFILE_SEP_DSK wxT(':')
672
673// between the path components
674#define wxFILE_SEP_PATH_DOS wxT('\\')
675#define wxFILE_SEP_PATH_UNIX wxT('/')
676#define wxFILE_SEP_PATH_MAC wxT(':')
677#define wxFILE_SEP_PATH_VMS wxT('.') // VMS also uses '[' and ']'
678
679// separator in the path list (as in PATH environment variable)
680// there is no PATH variable in Classic Mac OS so just use the
681// semicolon (it must be different from the file name separator)
682// NB: these are strings and not characters on purpose!
683#define wxPATH_SEP_DOS wxT(";")
684#define wxPATH_SEP_UNIX wxT(":")
685#define wxPATH_SEP_MAC wxT(";")
686
687// platform independent versions
688#if defined(__UNIX__) && !defined(__OS2__)
689 // CYGWIN also uses UNIX settings
690 #define wxFILE_SEP_PATH wxFILE_SEP_PATH_UNIX
691 #define wxPATH_SEP wxPATH_SEP_UNIX
692#elif defined(__WXPALMOS__)
693 #define wxFILE_SEP_PATH wxFILE_SEP_PATH_UNIX
694 #define wxPATH_SEP wxPATH_SEP_UNIX
695#elif defined(__MAC__)
696 #define wxFILE_SEP_PATH wxFILE_SEP_PATH_MAC
697 #define wxPATH_SEP wxPATH_SEP_MAC
698#else // Windows and OS/2
699 #define wxFILE_SEP_PATH wxFILE_SEP_PATH_DOS
700 #define wxPATH_SEP wxPATH_SEP_DOS
701#endif // Unix/Windows
702
703// this is useful for wxString::IsSameAs(): to compare two file names use
704// filename1.IsSameAs(filename2, wxARE_FILENAMES_CASE_SENSITIVE)
705#if defined(__UNIX__) && !defined(__DARWIN__) && !defined(__OS2__)
706 #define wxARE_FILENAMES_CASE_SENSITIVE true
707#else // Windows, Mac OS and OS/2
708 #define wxARE_FILENAMES_CASE_SENSITIVE false
709#endif // Unix/Windows
710
711// is the char a path separator?
712inline bool wxIsPathSeparator(wxChar c)
713{
714 // under DOS/Windows we should understand both Unix and DOS file separators
715#if ( defined(__UNIX__) && !defined(__OS2__) )|| defined(__MAC__)
716 return c == wxFILE_SEP_PATH;
717#else
718 return c == wxFILE_SEP_PATH_DOS || c == wxFILE_SEP_PATH_UNIX;
719#endif
720}
721
722// does the string ends with path separator?
723WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxString& filename);
724
725#if WXWIN_COMPATIBILITY_2_8
726// split the full path into path (including drive for DOS), name and extension
727// (understands both '/' and '\\')
728// Deprecated in favour of wxFileName::SplitPath
729wxDEPRECATED( WXDLLIMPEXP_BASE void wxSplitPath(const wxString& fileName,
730 wxString *pstrPath,
731 wxString *pstrName,
732 wxString *pstrExt) );
733#endif
734
735// find a file in a list of directories, returns false if not found
736WXDLLIMPEXP_BASE bool wxFindFileInPath(wxString *pStr, const wxString& szPath, const wxString& szFile);
737
738// Get the OS directory if appropriate (such as the Windows directory).
739// On non-Windows platform, probably just return the empty string.
740WXDLLIMPEXP_BASE wxString wxGetOSDirectory();
741
742#if wxUSE_DATETIME
743
744// Get file modification time
745WXDLLIMPEXP_BASE time_t wxFileModificationTime(const wxString& filename);
746
747#endif // wxUSE_DATETIME
748
749// Parses the wildCard, returning the number of filters.
750// Returns 0 if none or if there's a problem,
751// The arrays will contain an equal number of items found before the error.
752// wildCard is in the form:
753// "All files (*)|*|Image Files (*.jpeg *.png)|*.jpg;*.png"
754WXDLLIMPEXP_BASE int wxParseCommonDialogsFilter(const wxString& wildCard, wxArrayString& descriptions, wxArrayString& filters);
755
756// ----------------------------------------------------------------------------
757// classes
758// ----------------------------------------------------------------------------
759
760#ifdef __UNIX__
761
762// set umask to the given value in ctor and reset it to the old one in dtor
763class WXDLLIMPEXP_BASE wxUmaskChanger
764{
765public:
766 // change the umask to the given one if it is not -1: this allows to write
767 // the same code whether you really want to change umask or not, as is in
768 // wxFileConfig::Flush() for example
769 wxUmaskChanger(int umaskNew)
770 {
771 m_umaskOld = umaskNew == -1 ? -1 : (int)umask((mode_t)umaskNew);
772 }
773
774 ~wxUmaskChanger()
775 {
776 if ( m_umaskOld != -1 )
777 umask((mode_t)m_umaskOld);
778 }
779
780private:
781 int m_umaskOld;
782};
783
784// this macro expands to an "anonymous" wxUmaskChanger object under Unix and
785// nothing elsewhere
786#define wxCHANGE_UMASK(m) wxUmaskChanger wxMAKE_UNIQUE_NAME(umaskChanger_)(m)
787
788#else // !__UNIX__
789
790#define wxCHANGE_UMASK(m)
791
792#endif // __UNIX__/!__UNIX__
793
794
795// Path searching
796class WXDLLIMPEXP_BASE wxPathList : public wxArrayString
797{
798public:
799 wxPathList() {}
800 wxPathList(const wxArrayString &arr)
801 { Add(arr); }
802
803 // Adds all paths in environment variable
804 void AddEnvList(const wxString& envVariable);
805
806 // Adds given path to this list
807 bool Add(const wxString& path);
808 void Add(const wxArrayString &paths);
809
810 // Find the first full path for which the file exists
811 wxString FindValidPath(const wxString& filename) const;
812
813 // Find the first full path for which the file exists; ensure it's an
814 // absolute path that gets returned.
815 wxString FindAbsoluteValidPath(const wxString& filename) const;
816
817 // Given full path and filename, add path to list
818 bool EnsureFileAccessible(const wxString& path);
819
820#if WXWIN_COMPATIBILITY_2_6
821 // Returns true if the path is in the list
822 wxDEPRECATED( bool Member(const wxString& path) const );
823#endif
824};
825
826#endif // _WX_FILEFN_H_
wxWidgets (Impactor)