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1/////////////////////////////////////////////////////////////////////////////
2// Name: filefn.cpp
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// ============================================================================
13// declarations
14// ============================================================================
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
20#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
21 #pragma implementation "filefn.h"
22#endif
23
24// For compilers that support precompilation, includes "wx.h".
25#include "wx/wxprec.h"
26#include "wx/defs.h"
27
28#ifdef __BORLANDC__
29 #pragma hdrstop
30#endif
31
32#include "wx/utils.h"
33#include "wx/intl.h"
34#include "wx/file.h" // This does include filefn.h
35#include "wx/filename.h"
36#include "wx/dir.h"
37
38// there are just too many of those...
39#ifdef __VISUALC__
40 #pragma warning(disable:4706) // assignment within conditional expression
41#endif // VC++
42
43#include <ctype.h>
44#include <stdio.h>
45#include <stdlib.h>
46#include <string.h>
47#if !defined(__WATCOMC__)
48 #if !(defined(_MSC_VER) && (_MSC_VER > 800))
49 #include <errno.h>
50 #endif
51#endif
52
53#if defined(__WXMAC__)
54 #include "wx/mac/private.h" // includes mac headers
55#endif
56
57#include "wx/log.h"
58
59// No, Cygwin doesn't appear to have fnmatch.h after all.
60#if defined(HAVE_FNMATCH_H)
61 #include "fnmatch.h"
62#endif
63
64#ifdef __WINDOWS__
65 #include "wx/msw/private.h"
66 #include "wx/msw/mslu.h"
67
68 // sys/cygwin.h is needed for cygwin_conv_to_full_win32_path()
69 //
70 // note that it must be included after <windows.h>
71 #ifdef __GNUWIN32__
72 #ifdef __CYGWIN__
73 #include <sys/cygwin.h>
74 #endif
75 #endif // __GNUWIN32__
76
77 // io.h is needed for _get_osfhandle()
78 // Already included by filefn.h for many Windows compilers
79 #if defined __MWERKS__ || defined __CYGWIN__
80 #include <io.h>
81 #endif
82#endif // __WINDOWS__
83
84#if defined(__VMS__)
85 #include <fab.h>
86#endif
87
88// TODO: Borland probably has _wgetcwd as well?
89#ifdef _MSC_VER
90 #define HAVE_WGETCWD
91#endif
92
93// ----------------------------------------------------------------------------
94// constants
95// ----------------------------------------------------------------------------
96
97#ifndef _MAXPATHLEN
98 #define _MAXPATHLEN 1024
99#endif
100
101#ifdef __WXMAC__
102# include "MoreFilesX.h"
103#endif
104
105// ----------------------------------------------------------------------------
106// private globals
107// ----------------------------------------------------------------------------
108
109// MT-FIXME: get rid of this horror and all code using it
110static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN];
111
112#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
113//
114// VisualAge C++ V4.0 cannot have any external linkage const decs
115// in headers included by more than one primary source
116//
117const int wxInvalidOffset = -1;
118#endif
119
120// ----------------------------------------------------------------------------
121// macros
122// ----------------------------------------------------------------------------
123
124// we need to translate Mac filenames before passing them to OS functions
125#define OS_FILENAME(s) (s.fn_str())
126
127// ============================================================================
128// implementation
129// ============================================================================
130
131#ifdef wxNEED_WX_UNISTD_H
132
133WXDLLEXPORT int wxStat( const wxChar *file_name, wxStructStat *buf )
134{
135 return stat( wxConvFile.cWX2MB( file_name ), buf );
136}
137
138WXDLLEXPORT int wxAccess( const wxChar *pathname, int mode )
139{
140 return access( wxConvFile.cWX2MB( pathname ), mode );
141}
142
143WXDLLEXPORT int wxOpen( const wxChar *pathname, int flags, mode_t mode )
144{
145 return open( wxConvFile.cWX2MB( pathname ), flags, mode );
146}
147
148#endif
149 // wxNEED_WX_UNISTD_H
150
151// ----------------------------------------------------------------------------
152// wxPathList
153// ----------------------------------------------------------------------------
154
155// IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
156
157static inline wxChar* MYcopystring(const wxString& s)
158{
159 wxChar* copy = new wxChar[s.length() + 1];
160 return wxStrcpy(copy, s.c_str());
161}
162
163static inline wxChar* MYcopystring(const wxChar* s)
164{
165 wxChar* copy = new wxChar[wxStrlen(s) + 1];
166 return wxStrcpy(copy, s);
167}
168
169void wxPathList::Add (const wxString& path)
170{
171 wxStringList::Add (WXSTRINGCAST path);
172}
173
174// Add paths e.g. from the PATH environment variable
175void wxPathList::AddEnvList (const wxString& envVariable)
176{
177 // No environment variables on WinCE
178#ifndef __WXWINCE__
179 static const wxChar PATH_TOKS[] =
180#if defined(__WINDOWS__) || defined(__OS2__)
181 /*
182 The space has been removed from the tokenizers, otherwise a
183 path such as "C:\Program Files" would be split into 2 paths:
184 "C:\Program" and "Files"
185 */
186// wxT(" ;"); // Don't seperate with colon in DOS (used for drive)
187 wxT(";"); // Don't seperate with colon in DOS (used for drive)
188#else
189 wxT(" :;");
190#endif
191
192 wxChar *val = wxGetenv (WXSTRINGCAST envVariable);
193 if (val && *val)
194 {
195 wxChar *s = MYcopystring (val);
196 wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr);
197
198 if (token)
199 {
200 Add(token);
201 while (token)
202 {
203 if ( (token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr))
204 != NULL )
205 {
206 Add(token);
207 }
208 }
209 }
210
211 // suppress warning about unused variable save_ptr when wxStrtok() is a
212 // macro which throws away its third argument
213 save_ptr = token;
214
215 delete [] s;
216 }
217#else // __WXWINCE__
218 wxUnusedVar(envVariable);
219#endif // !__WXWINCE__/__WXWINCE__
220}
221
222// Given a full filename (with path), ensure that that file can
223// be accessed again USING FILENAME ONLY by adding the path
224// to the list if not already there.
225void wxPathList::EnsureFileAccessible (const wxString& path)
226{
227 wxString path_only(wxPathOnly(path));
228 if ( !path_only.empty() )
229 {
230 if ( !Member(path_only) )
231 Add(path_only);
232 }
233}
234
235bool wxPathList::Member (const wxString& path)
236{
237 for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext())
238 {
239 wxString path2( node->GetData() );
240 if (
241#if defined(__WINDOWS__) || defined(__OS2__) || defined(__VMS__) || defined(__WXMAC__)
242 // Case INDEPENDENT
243 path.CompareTo (path2, wxString::ignoreCase) == 0
244#else
245 // Case sensitive File System
246 path.CompareTo (path2) == 0
247#endif
248 )
249 return true;
250 }
251 return false;
252}
253
254wxString wxPathList::FindValidPath (const wxString& file)
255{
256 if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file)))
257 return wxString(wxFileFunctionsBuffer);
258
259 wxChar buf[_MAXPATHLEN];
260 wxStrcpy(buf, wxFileFunctionsBuffer);
261
262 wxChar *filename = wxIsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf;
263
264 for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext())
265 {
266 const wxChar *path = node->GetData();
267 wxStrcpy (wxFileFunctionsBuffer, path);
268 wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1];
269 if (ch != wxT('\\') && ch != wxT('/'))
270 wxStrcat (wxFileFunctionsBuffer, wxT("/"));
271 wxStrcat (wxFileFunctionsBuffer, filename);
272#ifdef __WINDOWS__
273 wxUnix2DosFilename (wxFileFunctionsBuffer);
274#endif
275 if (wxFileExists (wxFileFunctionsBuffer))
276 {
277 return wxString(wxFileFunctionsBuffer); // Found!
278 }
279 } // for()
280
281 return wxEmptyString; // Not found
282}
283
284wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
285{
286 wxString f = FindValidPath(file);
287 if ( f.empty() || wxIsAbsolutePath(f) )
288 return f;
289
290 wxString buf;
291 wxGetWorkingDirectory(wxStringBuffer(buf, _MAXPATHLEN), _MAXPATHLEN);
292
293 if ( !wxEndsWithPathSeparator(buf) )
294 {
295 buf += wxFILE_SEP_PATH;
296 }
297 buf += f;
298
299 return buf;
300}
301
302bool
303wxFileExists (const wxString& filename)
304{
305#if defined(__WXPALMOS__)
306 return false;
307#elif defined(__WIN32__) && !defined(__WXMICROWIN__)
308 // we must use GetFileAttributes() instead of the ANSI C functions because
309 // it can cope with network (UNC) paths unlike them
310 DWORD ret = ::GetFileAttributes(filename);
311
312 return (ret != (DWORD)-1) && !(ret & FILE_ATTRIBUTE_DIRECTORY);
313#else // !__WIN32__
314 wxStructStat st;
315#ifndef wxNEED_WX_UNISTD_H
316 return wxStat( filename.fn_str() , &st) == 0 && (st.st_mode & S_IFREG);
317#else
318 return wxStat( filename , &st) == 0 && (st.st_mode & S_IFREG);
319#endif
320#endif // __WIN32__/!__WIN32__
321}
322
323bool
324wxIsAbsolutePath (const wxString& filename)
325{
326 if (!filename.empty())
327 {
328#if defined(__WXMAC__) && !defined(__DARWIN__)
329 // Classic or Carbon CodeWarrior like
330 // Carbon with Apple DevTools is Unix like
331
332 // This seems wrong to me, but there is no fix. since
333 // "MacOS:MyText.txt" is absolute whereas "MyDir:MyText.txt"
334 // is not. Or maybe ":MyDir:MyText.txt" has to be used? RR.
335 if (filename.Find(':') != wxNOT_FOUND && filename[0] != ':')
336 return true ;
337#else
338 // Unix like or Windows
339 if (filename[0] == wxT('/'))
340 return true;
341#endif
342#ifdef __VMS__
343 if ((filename[0] == wxT('[') && filename[1] != wxT('.')))
344 return true;
345#endif
346#if defined(__WINDOWS__) || defined(__OS2__)
347 // MSDOS like
348 if (filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':')))
349 return true;
350#endif
351 }
352 return false ;
353}
354
355/*
356 * Strip off any extension (dot something) from end of file,
357 * IF one exists. Inserts zero into buffer.
358 *
359 */
360
361void wxStripExtension(wxChar *buffer)
362{
363 int len = wxStrlen(buffer);
364 int i = len-1;
365 while (i > 0)
366 {
367 if (buffer[i] == wxT('.'))
368 {
369 buffer[i] = 0;
370 break;
371 }
372 i --;
373 }
374}
375
376void wxStripExtension(wxString& buffer)
377{
378 //RN: Be careful about the handling the case where
379 //buffer.Length() == 0
380 for(size_t i = buffer.Length() - 1; i != wxString::npos; --i)
381 {
382 if (buffer.GetChar(i) == wxT('.'))
383 {
384 buffer = buffer.Left(i);
385 break;
386 }
387 }
388}
389
390// Destructive removal of /./ and /../ stuff
391wxChar *wxRealPath (wxChar *path)
392{
393#ifdef __WXMSW__
394 static const wxChar SEP = wxT('\\');
395 wxUnix2DosFilename(path);
396#else
397 static const wxChar SEP = wxT('/');
398#endif
399 if (path[0] && path[1]) {
400 /* MATTHEW: special case "/./x" */
401 wxChar *p;
402 if (path[2] == SEP && path[1] == wxT('.'))
403 p = &path[0];
404 else
405 p = &path[2];
406 for (; *p; p++)
407 {
408 if (*p == SEP)
409 {
410 if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0')))
411 {
412 wxChar *q;
413 for (q = p - 1; q >= path && *q != SEP; q--)
414 {
415 // Empty
416 }
417
418 if (q[0] == SEP && (q[1] != wxT('.') || q[2] != wxT('.') || q[3] != SEP)
419 && (q - 1 <= path || q[-1] != SEP))
420 {
421 wxStrcpy (q, p + 3);
422 if (path[0] == wxT('\0'))
423 {
424 path[0] = SEP;
425 path[1] = wxT('\0');
426 }
427#if defined(__WXMSW__) || defined(__OS2__)
428 /* Check that path[2] is NULL! */
429 else if (path[1] == wxT(':') && !path[2])
430 {
431 path[2] = SEP;
432 path[3] = wxT('\0');
433 }
434#endif
435 p = q - 1;
436 }
437 }
438 else if (p[1] == wxT('.') && (p[2] == SEP || p[2] == wxT('\0')))
439 wxStrcpy (p, p + 2);
440 }
441 }
442 }
443 return path;
444}
445
446// Must be destroyed
447wxChar *wxCopyAbsolutePath(const wxString& filename)
448{
449 if (filename.empty())
450 return (wxChar *) NULL;
451
452 if (! wxIsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) {
453 wxChar buf[_MAXPATHLEN];
454 buf[0] = wxT('\0');
455 wxGetWorkingDirectory(buf, WXSIZEOF(buf));
456 wxChar ch = buf[wxStrlen(buf) - 1];
457#ifdef __WXMSW__
458 if (ch != wxT('\\') && ch != wxT('/'))
459 wxStrcat(buf, wxT("\\"));
460#else
461 if (ch != wxT('/'))
462 wxStrcat(buf, wxT("/"));
463#endif
464 wxStrcat(buf, wxFileFunctionsBuffer);
465 return MYcopystring( wxRealPath(buf) );
466 }
467 return MYcopystring( wxFileFunctionsBuffer );
468}
469
470/*-
471 Handles:
472 ~/ => home dir
473 ~user/ => user's home dir
474 If the environment variable a = "foo" and b = "bar" then:
475 Unix:
476 $a => foo
477 $a$b => foobar
478 $a.c => foo.c
479 xxx$a => xxxfoo
480 ${a}! => foo!
481 $(b)! => bar!
482 \$a => \$a
483 MSDOS:
484 $a ==> $a
485 $(a) ==> foo
486 $(a)$b ==> foo$b
487 $(a)$(b)==> foobar
488 test.$$ ==> test.$$
489 */
490
491/* input name in name, pathname output to buf. */
492
493wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
494{
495 register wxChar *d, *s, *nm;
496 wxChar lnm[_MAXPATHLEN];
497 int q;
498
499 // Some compilers don't like this line.
500// const wxChar trimchars[] = wxT("\n \t");
501
502 wxChar trimchars[4];
503 trimchars[0] = wxT('\n');
504 trimchars[1] = wxT(' ');
505 trimchars[2] = wxT('\t');
506 trimchars[3] = 0;
507
508#ifdef __WXMSW__
509 const wxChar SEP = wxT('\\');
510#else
511 const wxChar SEP = wxT('/');
512#endif
513 buf[0] = wxT('\0');
514 if (name == NULL || *name == wxT('\0'))
515 return buf;
516 nm = MYcopystring(name); // Make a scratch copy
517 wxChar *nm_tmp = nm;
518
519 /* Skip leading whitespace and cr */
520 while (wxStrchr((wxChar *)trimchars, *nm) != NULL)
521 nm++;
522 /* And strip off trailing whitespace and cr */
523 s = nm + (q = wxStrlen(nm)) - 1;
524 while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL)
525 *s = wxT('\0');
526
527 s = nm;
528 d = lnm;
529#ifdef __WXMSW__
530 q = FALSE;
531#else
532 q = nm[0] == wxT('\\') && nm[1] == wxT('~');
533#endif
534
535 /* Expand inline environment variables */
536#ifdef __VISAGECPP__
537 while (*d)
538 {
539 *d++ = *s;
540 if(*s == wxT('\\'))
541 {
542 *(d - 1) = *++s;
543 if (*d)
544 {
545 s++;
546 continue;
547 }
548 else
549 break;
550 }
551 else
552#else
553 while ((*d++ = *s) != 0) {
554# ifndef __WXMSW__
555 if (*s == wxT('\\')) {
556 if ((*(d - 1) = *++s)) {
557 s++;
558 continue;
559 } else
560 break;
561 } else
562# endif
563#endif
564 // No env variables on WinCE
565#ifndef __WXWINCE__
566#ifdef __WXMSW__
567 if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')')))
568#else
569 if (*s++ == wxT('$'))
570#endif
571 {
572 register wxChar *start = d;
573 register int braces = (*s == wxT('{') || *s == wxT('('));
574 register wxChar *value;
575 while ((*d++ = *s) != 0)
576 if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) )
577 break;
578 else
579 s++;
580 *--d = 0;
581 value = wxGetenv(braces ? start + 1 : start);
582 if (value) {
583 for ((d = start - 1); (*d++ = *value++) != 0;)
584 {
585 // Empty
586 }
587
588 d--;
589 if (braces && *s)
590 s++;
591 }
592 }
593#endif
594 // __WXWINCE__
595 }
596
597 /* Expand ~ and ~user */
598 nm = lnm;
599 if (nm[0] == wxT('~') && !q)
600 {
601 /* prefix ~ */
602 if (nm[1] == SEP || nm[1] == 0)
603 { /* ~/filename */
604 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
605 if ((s = WXSTRINGCAST wxGetUserHome(wxEmptyString)) != NULL) {
606 if (*++nm)
607 nm++;
608 }
609 } else
610 { /* ~user/filename */
611 register wxChar *nnm;
612 register wxChar *home;
613 for (s = nm; *s && *s != SEP; s++)
614 {
615 // Empty
616 }
617 int was_sep; /* MATTHEW: Was there a separator, or NULL? */
618 was_sep = (*s == SEP);
619 nnm = *s ? s + 1 : s;
620 *s = 0;
621 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
622 if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) {
623 if (was_sep) /* replace only if it was there: */
624 *s = SEP;
625 s = NULL;
626 } else {
627 nm = nnm;
628 s = home;
629 }
630 }
631 }
632
633 d = buf;
634 if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */
635 /* Copy home dir */
636 while (wxT('\0') != (*d++ = *s++))
637 /* loop */;
638 // Handle root home
639 if (d - 1 > buf && *(d - 2) != SEP)
640 *(d - 1) = SEP;
641 }
642 s = nm;
643 while ((*d++ = *s++) != 0)
644 {
645 // Empty
646 }
647 delete[] nm_tmp; // clean up alloc
648 /* Now clean up the buffer */
649 return wxRealPath(buf);
650}
651
652/* Contract Paths to be build upon an environment variable
653 component:
654
655 example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib
656
657 The call wxExpandPath can convert these back!
658 */
659wxChar *
660wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
661{
662 static wxChar dest[_MAXPATHLEN];
663
664 if (filename.empty())
665 return (wxChar *) NULL;
666
667 wxStrcpy (dest, WXSTRINGCAST filename);
668#ifdef __WXMSW__
669 wxUnix2DosFilename(dest);
670#endif
671
672 // Handle environment
673 const wxChar *val;
674#ifndef __WXWINCE__
675 wxChar *tcp;
676 if (!envname.empty() && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
677 (tcp = wxStrstr (dest, val)) != NULL)
678 {
679 wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
680 *tcp++ = wxT('$');
681 *tcp++ = wxT('{');
682 wxStrcpy (tcp, WXSTRINGCAST envname);
683 wxStrcat (tcp, wxT("}"));
684 wxStrcat (tcp, wxFileFunctionsBuffer);
685 }
686#else
687 wxUnusedVar(envname);
688#endif
689
690 // Handle User's home (ignore root homes!)
691 val = wxGetUserHome (user);
692 if (!val)
693 return dest;
694
695 const size_t len = wxStrlen(val);
696 if (len <= 2)
697 return dest;
698
699 if (wxStrncmp(dest, val, len) == 0)
700 {
701 wxStrcpy(wxFileFunctionsBuffer, wxT("~"));
702 if (!user.empty())
703 wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user);
704 wxStrcat(wxFileFunctionsBuffer, dest + len);
705 wxStrcpy (dest, wxFileFunctionsBuffer);
706 }
707
708 return dest;
709}
710
711// Return just the filename, not the path (basename)
712wxChar *wxFileNameFromPath (wxChar *path)
713{
714 wxString p = path;
715 wxString n = wxFileNameFromPath(p);
716
717 return path + p.length() - n.length();
718}
719
720wxString wxFileNameFromPath (const wxString& path)
721{
722 wxString name, ext;
723 wxFileName::SplitPath(path, NULL, &name, &ext);
724
725 wxString fullname = name;
726 if ( !ext.empty() )
727 {
728 fullname << wxFILE_SEP_EXT << ext;
729 }
730
731 return fullname;
732}
733
734// Return just the directory, or NULL if no directory
735wxChar *
736wxPathOnly (wxChar *path)
737{
738 if (path && *path)
739 {
740 static wxChar buf[_MAXPATHLEN];
741
742 // Local copy
743 wxStrcpy (buf, path);
744
745 int l = wxStrlen(path);
746 int i = l - 1;
747
748 // Search backward for a backward or forward slash
749 while (i > -1)
750 {
751#if defined(__WXMAC__) && !defined(__DARWIN__)
752 // Classic or Carbon CodeWarrior like
753 // Carbon with Apple DevTools is Unix like
754 if (path[i] == wxT(':') )
755 {
756 buf[i] = 0;
757 return buf;
758 }
759#else
760 // Unix like or Windows
761 if (path[i] == wxT('/') || path[i] == wxT('\\'))
762 {
763 buf[i] = 0;
764 return buf;
765 }
766#endif
767#ifdef __VMS__
768 if (path[i] == wxT(']'))
769 {
770 buf[i+1] = 0;
771 return buf;
772 }
773#endif
774 i --;
775 }
776
777#if defined(__WXMSW__) || defined(__OS2__)
778 // Try Drive specifier
779 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
780 {
781 // A:junk --> A:. (since A:.\junk Not A:\junk)
782 buf[2] = wxT('.');
783 buf[3] = wxT('\0');
784 return buf;
785 }
786#endif
787 }
788 return (wxChar *) NULL;
789}
790
791// Return just the directory, or NULL if no directory
792wxString wxPathOnly (const wxString& path)
793{
794 if (!path.empty())
795 {
796 wxChar buf[_MAXPATHLEN];
797
798 // Local copy
799 wxStrcpy (buf, WXSTRINGCAST path);
800
801 int l = path.Length();
802 int i = l - 1;
803
804 // Search backward for a backward or forward slash
805 while (i > -1)
806 {
807#if defined(__WXMAC__) && !defined(__DARWIN__)
808 // Classic or Carbon CodeWarrior like
809 // Carbon with Apple DevTools is Unix like
810 if (path[i] == wxT(':') )
811 {
812 buf[i] = 0;
813 return wxString(buf);
814 }
815#else
816 // Unix like or Windows
817 if (path[i] == wxT('/') || path[i] == wxT('\\'))
818 {
819 // Don't return an empty string
820 if (i == 0)
821 i ++;
822 buf[i] = 0;
823 return wxString(buf);
824 }
825#endif
826#ifdef __VMS__
827 if (path[i] == wxT(']'))
828 {
829 buf[i+1] = 0;
830 return wxString(buf);
831 }
832#endif
833 i --;
834 }
835
836#if defined(__WXMSW__) || defined(__OS2__)
837 // Try Drive specifier
838 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
839 {
840 // A:junk --> A:. (since A:.\junk Not A:\junk)
841 buf[2] = wxT('.');
842 buf[3] = wxT('\0');
843 return wxString(buf);
844 }
845#endif
846 }
847 return wxEmptyString;
848}
849
850// Utility for converting delimiters in DOS filenames to UNIX style
851// and back again - or we get nasty problems with delimiters.
852// Also, convert to lower case, since case is significant in UNIX.
853
854#if defined(__WXMAC__)
855
856#if TARGET_API_MAC_OSX
857#define kDefaultPathStyle kCFURLPOSIXPathStyle
858#else
859#define kDefaultPathStyle kCFURLHFSPathStyle
860#endif
861
862wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent )
863{
864 CFURLRef fullURLRef;
865 fullURLRef = CFURLCreateFromFSRef(NULL, fsRef);
866 if ( additionalPathComponent )
867 {
868 CFURLRef parentURLRef = fullURLRef ;
869 fullURLRef = CFURLCreateCopyAppendingPathComponent(NULL, parentURLRef,
870 additionalPathComponent,false);
871 CFRelease( parentURLRef ) ;
872 }
873 CFStringRef cfString = CFURLCopyFileSystemPath(fullURLRef, kDefaultPathStyle);
874 CFRelease( fullURLRef ) ;
875 return wxMacCFStringHolder(cfString).AsString(wxLocale::GetSystemEncoding());
876}
877
878OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef )
879{
880 OSStatus err = noErr ;
881 CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, wxMacCFStringHolder(path ,wxLocale::GetSystemEncoding() ) , kDefaultPathStyle, false);
882 if ( NULL != url )
883 {
884 if ( CFURLGetFSRef(url, fsRef) == false )
885 err = fnfErr ;
886 CFRelease( url ) ;
887 }
888 else
889 {
890 err = fnfErr ;
891 }
892 return err ;
893}
894
895wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname )
896{
897 CFStringRef cfname = CFStringCreateWithCharacters( kCFAllocatorDefault,
898 uniname->unicode,
899 uniname->length );
900 return wxMacCFStringHolder(cfname).AsString() ;
901}
902
903wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
904{
905 FSRef fsRef ;
906 if ( FSpMakeFSRef( spec , &fsRef) == noErr )
907 {
908 return wxMacFSRefToPath( &fsRef ) ;
909 }
910 return wxEmptyString ;
911}
912
913void wxMacFilename2FSSpec( const wxString& path , FSSpec *spec )
914{
915 OSStatus err = noErr ;
916 FSRef fsRef ;
917 wxMacPathToFSRef( path , &fsRef ) ;
918 err = FSRefMakeFSSpec( &fsRef , spec ) ;
919}
920
921#endif // __WXMAC__
922
923void
924wxDos2UnixFilename (wxChar *s)
925{
926 if (s)
927 while (*s)
928 {
929 if (*s == _T('\\'))
930 *s = _T('/');
931#ifdef __WXMSW__
932 else
933 *s = (wxChar)wxTolower (*s); // Case INDEPENDENT
934#endif
935 s++;
936 }
937}
938
939void
940#if defined(__WXMSW__) || defined(__OS2__)
941wxUnix2DosFilename (wxChar *s)
942#else
943wxUnix2DosFilename (wxChar *WXUNUSED(s) )
944#endif
945{
946// Yes, I really mean this to happen under DOS only! JACS
947#if defined(__WXMSW__) || defined(__OS2__)
948 if (s)
949 while (*s)
950 {
951 if (*s == wxT('/'))
952 *s = wxT('\\');
953 s++;
954 }
955#endif
956}
957
958// Concatenate two files to form third
959bool
960wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
961{
962 wxString outfile;
963 if ( !wxGetTempFileName( wxT("cat"), outfile) )
964 return false;
965
966 FILE *fp1 wxDUMMY_INITIALIZE(NULL);
967 FILE *fp2 = NULL;
968 FILE *fp3 = NULL;
969 // Open the inputs and outputs
970 if ((fp1 = wxFopen ( file1, wxT("rb"))) == NULL ||
971 (fp2 = wxFopen ( file2, wxT("rb"))) == NULL ||
972 (fp3 = wxFopen ( outfile, wxT("wb"))) == NULL)
973 {
974 if (fp1)
975 fclose (fp1);
976 if (fp2)
977 fclose (fp2);
978 if (fp3)
979 fclose (fp3);
980 return false;
981 }
982
983 int ch;
984 while ((ch = getc (fp1)) != EOF)
985 (void) putc (ch, fp3);
986 fclose (fp1);
987
988 while ((ch = getc (fp2)) != EOF)
989 (void) putc (ch, fp3);
990 fclose (fp2);
991
992 fclose (fp3);
993 bool result = wxRenameFile(outfile, file3);
994 return result;
995}
996
997// Copy files
998bool
999wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
1000{
1001#if defined(__WIN32__) && !defined(__WXMICROWIN__)
1002 // CopyFile() copies file attributes and modification time too, so use it
1003 // instead of our code if available
1004 //
1005 // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
1006 if ( !::CopyFile(file1, file2, !overwrite) )
1007 {
1008 wxLogSysError(_("Failed to copy the file '%s' to '%s'"),
1009 file1.c_str(), file2.c_str());
1010
1011 return false;
1012 }
1013#elif defined(__OS2__)
1014 if ( ::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) != 0 )
1015 return false;
1016#elif defined(__PALMOS__)
1017 // TODO with http://www.palmos.com/dev/support/docs/protein_books/Memory_Databases_Files/
1018 return false;
1019#elif wxUSE_FILE // !Win32
1020
1021 wxStructStat fbuf;
1022 // get permissions of file1
1023 if ( wxStat( file1.c_str(), &fbuf) != 0 )
1024 {
1025 // the file probably doesn't exist or we haven't the rights to read
1026 // from it anyhow
1027 wxLogSysError(_("Impossible to get permissions for file '%s'"),
1028 file1.c_str());
1029 return false;
1030 }
1031
1032 // open file1 for reading
1033 wxFile fileIn(file1, wxFile::read);
1034 if ( !fileIn.IsOpened() )
1035 return false;
1036
1037 // remove file2, if it exists. This is needed for creating
1038 // file2 with the correct permissions in the next step
1039 if ( wxFileExists(file2) && (!overwrite || !wxRemoveFile(file2)))
1040 {
1041 wxLogSysError(_("Impossible to overwrite the file '%s'"),
1042 file2.c_str());
1043 return false;
1044 }
1045
1046 // reset the umask as we want to create the file with exactly the same
1047 // permissions as the original one
1048 wxCHANGE_UMASK(0);
1049
1050 // create file2 with the same permissions than file1 and open it for
1051 // writing
1052
1053 wxFile fileOut;
1054 if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) )
1055 return false;
1056
1057 // copy contents of file1 to file2
1058 char buf[4096];
1059 size_t count;
1060 for ( ;; )
1061 {
1062 count = fileIn.Read(buf, WXSIZEOF(buf));
1063 if ( fileIn.Error() )
1064 return false;
1065
1066 // end of file?
1067 if ( !count )
1068 break;
1069
1070 if ( fileOut.Write(buf, count) < count )
1071 return false;
1072 }
1073
1074 // we can expect fileIn to be closed successfully, but we should ensure
1075 // that fileOut was closed as some write errors (disk full) might not be
1076 // detected before doing this
1077 if ( !fileIn.Close() || !fileOut.Close() )
1078 return false;
1079
1080#if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__)
1081 // no chmod in VA. Should be some permission API for HPFS386 partitions
1082 // however
1083 if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 )
1084 {
1085 wxLogSysError(_("Impossible to set permissions for the file '%s'"),
1086 file2.c_str());
1087 return false;
1088 }
1089#endif // OS/2 || Mac
1090
1091#else // !Win32 && ! wxUSE_FILE
1092
1093 // impossible to simulate with wxWidgets API
1094 wxUnusedVar(file1);
1095 wxUnusedVar(file2);
1096 wxUnusedVar(overwrite);
1097 return false;
1098
1099#endif // __WXMSW__ && __WIN32__
1100
1101 return true;
1102}
1103
1104bool
1105wxRenameFile (const wxString& file1, const wxString& file2)
1106{
1107#if !defined(__WXWINCE__) && !defined(__WXPALMOS__)
1108 // Normal system call
1109 if ( wxRename (file1, file2) == 0 )
1110 return true;
1111#endif
1112
1113 // Try to copy
1114 if (wxCopyFile(file1, file2)) {
1115 wxRemoveFile(file1);
1116 return true;
1117 }
1118 // Give up
1119 return false;
1120}
1121
1122bool wxRemoveFile(const wxString& file)
1123{
1124#if defined(__VISUALC__) \
1125 || defined(__BORLANDC__) \
1126 || defined(__WATCOMC__) \
1127 || defined(__DMC__) \
1128 || defined(__GNUWIN32__) \
1129 || (defined(__MWERKS__) && defined(__MSL__))
1130 int res = wxRemove(file);
1131#elif defined(__WXMAC__)
1132 int res = unlink(wxFNCONV(file));
1133#elif defined(__WXPALMOS__)
1134 int res = 1;
1135 // TODO with VFSFileDelete()
1136#else
1137 int res = unlink(OS_FILENAME(file));
1138#endif
1139
1140 return res == 0;
1141}
1142
1143bool wxMkdir(const wxString& dir, int perm)
1144{
1145#if defined(__WXPALMOS__)
1146 return false;
1147#elif defined(__WXMAC__) && !defined(__UNIX__)
1148 return (mkdir( wxFNCONV(dir) , 0 ) == 0);
1149#else // !Mac
1150 const wxChar *dirname = dir.c_str();
1151
1152 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1153 // for the GNU compiler
1154#if (!(defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WINE__) || defined(__WXMICROWIN__)
1155 #if defined(MSVCRT)
1156 wxUnusedVar(perm);
1157 if ( mkdir(wxFNCONV(dirname)) != 0 )
1158 #else
1159 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1160 #endif
1161#elif defined(__OS2__)
1162 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1163#elif defined(__DOS__)
1164 #if defined(__WATCOMC__)
1165 (void)perm;
1166 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1167 #elif defined(__DJGPP__)
1168 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1169 #else
1170 #error "Unsupported DOS compiler!"
1171 #endif
1172#else // !MSW, !DOS and !OS/2 VAC++
1173 wxUnusedVar(perm);
1174#ifdef __WXWINCE__
1175 if ( !CreateDirectory(dirname, NULL) )
1176#else
1177 if ( wxMkDir(dir.fn_str()) != 0 )
1178#endif
1179#endif // !MSW/MSW
1180 {
1181 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1182
1183 return false;
1184 }
1185
1186 return true;
1187#endif // Mac/!Mac
1188}
1189
1190bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1191{
1192#if defined(__VMS__)
1193 return false; //to be changed since rmdir exists in VMS7.x
1194#elif defined(__OS2__)
1195 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1196#elif defined(__WXWINCE__)
1197 return (CreateDirectory(dir, NULL) != 0);
1198#elif defined(__WXPALMOS__)
1199 // TODO with VFSFileRename()
1200 return false;
1201#else
1202 return (wxRmDir(OS_FILENAME(dir)) == 0);
1203#endif
1204}
1205
1206// does the path exists? (may have or not '/' or '\\' at the end)
1207bool wxDirExists(const wxChar *pszPathName)
1208{
1209 wxString strPath(pszPathName);
1210
1211#if defined(__WINDOWS__) || defined(__OS2__)
1212 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1213 // so remove all trailing backslashes from the path - but don't do this for
1214 // the pathes "d:\" (which are different from "d:") nor for just "\"
1215 while ( wxEndsWithPathSeparator(strPath) )
1216 {
1217 size_t len = strPath.length();
1218 if ( len == 1 || (len == 3 && strPath[len - 2] == _T(':')) )
1219 break;
1220
1221 strPath.Truncate(len - 1);
1222 }
1223#endif // __WINDOWS__
1224
1225#ifdef __OS2__
1226 // OS/2 can't handle "d:", it wants either "d:\" or "d:."
1227 if (strPath.length() == 2 && strPath[1u] == _T(':'))
1228 strPath << _T('.');
1229#endif
1230
1231#if defined(__WXPALMOS__)
1232 return false;
1233#elif defined(__WIN32__) && !defined(__WXMICROWIN__)
1234 // stat() can't cope with network paths
1235 DWORD ret = ::GetFileAttributes(strPath);
1236
1237 return (ret != (DWORD)-1) && (ret & FILE_ATTRIBUTE_DIRECTORY);
1238#elif defined(__OS2__)
1239 return (::DosSetCurrentDir(WXSTRINGCAST strPath));
1240#else // !__WIN32__
1241
1242 wxStructStat st;
1243#ifndef __VISAGECPP__
1244 return wxStat(strPath.c_str(), &st) == 0 && ((st.st_mode & S_IFMT) == S_IFDIR);
1245#else
1246 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1247 return wxStat(pszPathName, &st) == 0 && (st.st_mode == S_IFDIR);
1248#endif
1249
1250#endif // __WIN32__/!__WIN32__
1251}
1252
1253// Get a temporary filename, opening and closing the file.
1254wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1255{
1256#if wxUSE_FILE
1257 wxString filename = wxFileName::CreateTempFileName(prefix);
1258 if ( filename.empty() )
1259 return NULL;
1260
1261 if ( buf )
1262 wxStrcpy(buf, filename);
1263 else
1264 buf = MYcopystring(filename);
1265
1266 return buf;
1267#else
1268 wxUnusedVar(prefix);
1269 wxUnusedVar(buf);
1270 // wxFileName::CreateTempFileName needs wxFile class enabled
1271 return NULL;
1272#endif
1273}
1274
1275bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1276{
1277 buf = wxGetTempFileName(prefix);
1278
1279 return !buf.empty();
1280}
1281
1282// Get first file name matching given wild card.
1283
1284static wxDir *gs_dir = NULL;
1285static wxString gs_dirPath;
1286
1287wxString wxFindFirstFile(const wxChar *spec, int flags)
1288{
1289 wxSplitPath(spec, &gs_dirPath, NULL, NULL);
1290 if ( gs_dirPath.empty() )
1291 gs_dirPath = wxT(".");
1292 if ( !wxEndsWithPathSeparator(gs_dirPath ) )
1293 gs_dirPath << wxFILE_SEP_PATH;
1294
1295 if (gs_dir)
1296 delete gs_dir;
1297 gs_dir = new wxDir(gs_dirPath);
1298
1299 if ( !gs_dir->IsOpened() )
1300 {
1301 wxLogSysError(_("Can not enumerate files '%s'"), spec);
1302 return wxEmptyString;
1303 }
1304
1305 int dirFlags;
1306 switch (flags)
1307 {
1308 case wxDIR: dirFlags = wxDIR_DIRS; break;
1309 case wxFILE: dirFlags = wxDIR_FILES; break;
1310 default: dirFlags = wxDIR_DIRS | wxDIR_FILES; break;
1311 }
1312
1313 wxString result;
1314 gs_dir->GetFirst(&result, wxFileNameFromPath(wxString(spec)), dirFlags);
1315 if ( result.empty() )
1316 {
1317 wxDELETE(gs_dir);
1318 return result;
1319 }
1320
1321 return gs_dirPath + result;
1322}
1323
1324wxString wxFindNextFile()
1325{
1326 wxASSERT_MSG( gs_dir, wxT("You must call wxFindFirstFile before!") );
1327
1328 wxString result;
1329 gs_dir->GetNext(&result);
1330
1331 if ( result.empty() )
1332 {
1333 wxDELETE(gs_dir);
1334 return result;
1335 }
1336
1337 return gs_dirPath + result;
1338}
1339
1340
1341// Get current working directory.
1342// If buf is NULL, allocates space using new, else
1343// copies into buf.
1344wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1345{
1346#if defined(__WXPALMOS__)
1347 // TODO ?
1348 return NULL;
1349#elif defined(__WXWINCE__)
1350 // TODO
1351 wxUnusedVar(buf);
1352 wxUnusedVar(sz);
1353 return NULL;
1354#else
1355 if ( !buf )
1356 {
1357 buf = new wxChar[sz + 1];
1358 }
1359
1360 bool ok wxDUMMY_INITIALIZE(false);
1361
1362 // for the compilers which have Unicode version of _getcwd(), call it
1363 // directly, for the others call the ANSI version and do the translation
1364#if !wxUSE_UNICODE
1365 #define cbuf buf
1366#else // wxUSE_UNICODE
1367 bool needsANSI = true;
1368
1369 #if !defined(HAVE_WGETCWD) || wxUSE_UNICODE_MSLU
1370 // This is not legal code as the compiler
1371 // is allowed destroy the wxCharBuffer.
1372 // wxCharBuffer c_buffer(sz);
1373 // char *cbuf = (char*)(const char*)c_buffer;
1374 char cbuf[_MAXPATHLEN];
1375 #endif
1376
1377 #ifdef HAVE_WGETCWD
1378 #if wxUSE_UNICODE_MSLU
1379 if ( wxGetOsVersion() != wxWIN95 )
1380 #else
1381 char *cbuf = NULL; // never really used because needsANSI will always be false
1382 #endif
1383 {
1384 ok = _wgetcwd(buf, sz) != NULL;
1385 needsANSI = false;
1386 }
1387 #endif
1388
1389 if ( needsANSI )
1390#endif // wxUSE_UNICODE
1391 {
1392 #if defined(_MSC_VER) || defined(__MINGW32__)
1393 ok = _getcwd(cbuf, sz) != NULL;
1394 #elif defined(__WXMAC__) && !defined(__DARWIN__)
1395 char lbuf[1024] ;
1396 if ( getcwd( lbuf , sizeof( lbuf ) ) )
1397 {
1398 wxString res( lbuf , *wxConvCurrent ) ;
1399 wxStrcpy( buf , res ) ;
1400 ok = true;
1401 }
1402 else
1403 ok = false ;
1404 #elif defined(__OS2__)
1405 APIRET rc;
1406 ULONG ulDriveNum = 0;
1407 ULONG ulDriveMap = 0;
1408 rc = ::DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
1409 ok = rc == 0;
1410 if (ok)
1411 {
1412 sz -= 3;
1413 rc = ::DosQueryCurrentDir( 0 // current drive
1414 ,cbuf + 3
1415 ,(PULONG)&sz
1416 );
1417 cbuf[0] = 'A' + (ulDriveNum - 1);
1418 cbuf[1] = ':';
1419 cbuf[2] = '\\';
1420 ok = rc == 0;
1421 }
1422 #else // !Win32/VC++ !Mac !OS2
1423 ok = getcwd(cbuf, sz) != NULL;
1424 #endif // platform
1425
1426 #if wxUSE_UNICODE && !(defined(__WXMAC__) && !defined(__DARWIN__))
1427 // finally convert the result to Unicode if needed
1428 wxConvFile.MB2WC(buf, cbuf, sz);
1429 #endif // wxUSE_UNICODE
1430 }
1431
1432 if ( !ok )
1433 {
1434 wxLogSysError(_("Failed to get the working directory"));
1435
1436 // VZ: the old code used to return "." on error which didn't make any
1437 // sense at all to me - empty string is a better error indicator
1438 // (NULL might be even better but I'm afraid this could lead to
1439 // problems with the old code assuming the return is never NULL)
1440 buf[0] = _T('\0');
1441 }
1442 else // ok, but we might need to massage the path into the right format
1443 {
1444#ifdef __DJGPP__
1445 // VS: DJGPP is a strange mix of DOS and UNIX API and returns paths
1446 // with / deliminers. We don't like that.
1447 for (wxChar *ch = buf; *ch; ch++)
1448 {
1449 if (*ch == wxT('/'))
1450 *ch = wxT('\\');
1451 }
1452#endif // __DJGPP__
1453
1454// MBN: we hope that in the case the user is compiling a GTK+/Motif app,
1455// he needs Unix as opposed to Win32 pathnames
1456#if defined( __CYGWIN__ ) && defined( __WINDOWS__ )
1457 // another example of DOS/Unix mix (Cygwin)
1458 wxString pathUnix = buf;
1459 cygwin_conv_to_full_win32_path(pathUnix, buf);
1460#endif // __CYGWIN__
1461 }
1462
1463 return buf;
1464
1465#if !wxUSE_UNICODE
1466 #undef cbuf
1467#endif
1468
1469#endif
1470 // __WXWINCE__
1471}
1472
1473wxString wxGetCwd()
1474{
1475 wxChar *buffer = new wxChar[_MAXPATHLEN];
1476 wxGetWorkingDirectory(buffer, _MAXPATHLEN);
1477 wxString str( buffer );
1478 delete [] buffer;
1479
1480 return str;
1481}
1482
1483bool wxSetWorkingDirectory(const wxString& d)
1484{
1485#if defined(__OS2__)
1486 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1487#elif defined(__UNIX__) || defined(__WXMAC__) || defined(__DOS__)
1488 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1489#elif defined(__WINDOWS__)
1490
1491#ifdef __WIN32__
1492#ifdef __WXWINCE__
1493 // No equivalent in WinCE
1494 wxUnusedVar(d);
1495 return false;
1496#else
1497 return (bool)(SetCurrentDirectory(d) != 0);
1498#endif
1499#else
1500 // Must change drive, too.
1501 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1502 if (isDriveSpec)
1503 {
1504 wxChar firstChar = d[0];
1505
1506 // To upper case
1507 if (firstChar > 90)
1508 firstChar = firstChar - 32;
1509
1510 // To a drive number
1511 unsigned int driveNo = firstChar - 64;
1512 if (driveNo > 0)
1513 {
1514 unsigned int noDrives;
1515 _dos_setdrive(driveNo, &noDrives);
1516 }
1517 }
1518 bool success = (chdir(WXSTRINGCAST d) == 0);
1519
1520 return success;
1521#endif
1522
1523#endif
1524}
1525
1526// Get the OS directory if appropriate (such as the Windows directory).
1527// On non-Windows platform, probably just return the empty string.
1528wxString wxGetOSDirectory()
1529{
1530#ifdef __WXWINCE__
1531 return wxString(wxT("\\Windows"));
1532#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__)
1533 wxChar buf[256];
1534 GetWindowsDirectory(buf, 256);
1535 return wxString(buf);
1536#elif defined(__WXMAC__)
1537 return wxMacFindFolder(kOnSystemDisk, 'macs', false);
1538#else
1539 return wxEmptyString;
1540#endif
1541}
1542
1543bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1544{
1545 size_t len = wxStrlen(pszFileName);
1546
1547 return len && wxIsPathSeparator(pszFileName[len - 1]);
1548}
1549
1550// find a file in a list of directories, returns false if not found
1551bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1552{
1553 // we assume that it's not empty
1554 wxCHECK_MSG( !wxIsEmpty(pszFile), false,
1555 _T("empty file name in wxFindFileInPath"));
1556
1557 // skip path separator in the beginning of the file name if present
1558 if ( wxIsPathSeparator(*pszFile) )
1559 pszFile++;
1560
1561 // copy the path (strtok will modify it)
1562 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1563 wxStrcpy(szPath, pszPath);
1564
1565 wxString strFile;
1566 wxChar *pc, *save_ptr;
1567 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1568 pc != NULL;
1569 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1570 {
1571 // search for the file in this directory
1572 strFile = pc;
1573 if ( !wxEndsWithPathSeparator(pc) )
1574 strFile += wxFILE_SEP_PATH;
1575 strFile += pszFile;
1576
1577 if ( wxFileExists(strFile) ) {
1578 *pStr = strFile;
1579 break;
1580 }
1581 }
1582
1583 // suppress warning about unused variable save_ptr when wxStrtok() is a
1584 // macro which throws away its third argument
1585 save_ptr = pc;
1586
1587 delete [] szPath;
1588
1589 return pc != NULL; // if true => we breaked from the loop
1590}
1591
1592void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1593 wxString *pstrPath,
1594 wxString *pstrName,
1595 wxString *pstrExt)
1596{
1597 // it can be empty, but it shouldn't be NULL
1598 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1599
1600 wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt);
1601}
1602
1603time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1604{
1605#if defined(__WXPALMOS__)
1606 return 0;
1607#elif defined(__WXWINCE__)
1608 FILETIME creationTime, lastAccessTime, lastWriteTime;
1609 HANDLE fileHandle = ::CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL,
1610 0, FILE_ATTRIBUTE_NORMAL, 0);
1611 if (fileHandle == INVALID_HANDLE_VALUE)
1612 return 0;
1613 else
1614 {
1615 if (GetFileTime(fileHandle, & creationTime, & lastAccessTime, & lastWriteTime))
1616 {
1617 CloseHandle(fileHandle);
1618
1619 wxDateTime dateTime;
1620 FILETIME ftLocal;
1621 if ( !::FileTimeToLocalFileTime(&lastWriteTime, &ftLocal) )
1622 {
1623 wxLogLastError(_T("FileTimeToLocalFileTime"));
1624 }
1625
1626 SYSTEMTIME st;
1627 if ( !::FileTimeToSystemTime(&ftLocal, &st) )
1628 {
1629 wxLogLastError(_T("FileTimeToSystemTime"));
1630 }
1631
1632 dateTime.Set(st.wDay, wxDateTime::Month(st.wMonth - 1), st.wYear,
1633 st.wHour, st.wMinute, st.wSecond, st.wMilliseconds);
1634 return dateTime.GetTicks();
1635 }
1636 else
1637 return 0;
1638 }
1639#else
1640 wxStructStat buf;
1641 wxStat( filename, &buf);
1642
1643 return buf.st_mtime;
1644#endif
1645}
1646
1647
1648// Parses the filterStr, returning the number of filters.
1649// Returns 0 if none or if there's a problem.
1650// filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpeg"
1651
1652int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr, wxArrayString& descriptions, wxArrayString& filters)
1653{
1654 descriptions.Clear();
1655 filters.Clear();
1656
1657 wxString str(filterStr);
1658
1659 wxString description, filter;
1660 int pos = 0;
1661 while( pos != wxNOT_FOUND )
1662 {
1663 pos = str.Find(wxT('|'));
1664 if ( pos == wxNOT_FOUND )
1665 {
1666 // if there are no '|'s at all in the string just take the entire
1667 // string as filter and make description empty for later autocompletion
1668 if ( filters.IsEmpty() )
1669 {
1670 descriptions.Add(wxEmptyString);
1671 filters.Add(filterStr);
1672 }
1673 else
1674 {
1675 wxFAIL_MSG( _T("missing '|' in the wildcard string!") );
1676 }
1677
1678 break;
1679 }
1680
1681 description = str.Left(pos);
1682 str = str.Mid(pos + 1);
1683 pos = str.Find(wxT('|'));
1684 if ( pos == wxNOT_FOUND )
1685 {
1686 filter = str;
1687 }
1688 else
1689 {
1690 filter = str.Left(pos);
1691 str = str.Mid(pos + 1);
1692 }
1693
1694 descriptions.Add(description);
1695 filters.Add(filter);
1696 }
1697
1698#if defined(__WXMOTIF__)
1699 // split it so there is one wildcard per entry
1700 for( size_t i = 0 ; i < descriptions.GetCount() ; i++ )
1701 {
1702 pos = filters[i].Find(wxT(';'));
1703 if (pos != wxNOT_FOUND)
1704 {
1705 // first split only filters
1706 descriptions.Insert(descriptions[i],i+1);
1707 filters.Insert(filters[i].Mid(pos+1),i+1);
1708 filters[i]=filters[i].Left(pos);
1709
1710 // autoreplace new filter in description with pattern:
1711 // C/C++ Files(*.cpp;*.c;*.h)|*.cpp;*.c;*.h
1712 // cause split into:
1713 // C/C++ Files(*.cpp)|*.cpp
1714 // C/C++ Files(*.c;*.h)|*.c;*.h
1715 // and next iteration cause another split into:
1716 // C/C++ Files(*.cpp)|*.cpp
1717 // C/C++ Files(*.c)|*.c
1718 // C/C++ Files(*.h)|*.h
1719 for ( size_t k=i;k<i+2;k++ )
1720 {
1721 pos = descriptions[k].Find(filters[k]);
1722 if (pos != wxNOT_FOUND)
1723 {
1724 wxString before = descriptions[k].Left(pos);
1725 wxString after = descriptions[k].Mid(pos+filters[k].Len());
1726 pos = before.Find(_T('('),true);
1727 if (pos>before.Find(_T(')'),true))
1728 {
1729 before = before.Left(pos+1);
1730 before << filters[k];
1731 pos = after.Find(_T(')'));
1732 int pos1 = after.Find(_T('('));
1733 if (pos != wxNOT_FOUND && (pos<pos1 || pos1==wxNOT_FOUND))
1734 {
1735 before << after.Mid(pos);
1736 descriptions[k] = before;
1737 }
1738 }
1739 }
1740 }
1741 }
1742 }
1743#endif
1744
1745 // autocompletion
1746 for( size_t j = 0 ; j < descriptions.GetCount() ; j++ )
1747 {
1748 if ( descriptions[j].empty() && !filters[j].empty() )
1749 {
1750 descriptions[j].Printf(_("Files (%s)"), filters[j].c_str());
1751 }
1752 }
1753
1754 return filters.GetCount();
1755}
1756
1757
1758//------------------------------------------------------------------------
1759// wild character routines
1760//------------------------------------------------------------------------
1761
1762bool wxIsWild( const wxString& pattern )
1763{
1764 wxString tmp = pattern;
1765 wxChar *pat = WXSTRINGCAST(tmp);
1766 while (*pat)
1767 {
1768 switch (*pat++)
1769 {
1770 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1771 return true;
1772 case wxT('\\'):
1773 if (!*pat++)
1774 return false;
1775 }
1776 }
1777 return false;
1778}
1779
1780/*
1781* Written By Douglas A. Lewis <dalewis@cs.Buffalo.EDU>
1782*
1783* The match procedure is public domain code (from ircII's reg.c)
1784*/
1785
1786bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1787{
1788 if (text.empty())
1789 {
1790 /* Match if both are empty. */
1791 return pat.empty();
1792 }
1793
1794 const wxChar *m = pat.c_str(),
1795 *n = text.c_str(),
1796 *ma = NULL,
1797 *na = NULL,
1798 *mp = NULL,
1799 *np = NULL;
1800 int just = 0,
1801 pcount = 0,
1802 acount = 0,
1803 count = 0;
1804
1805 if (dot_special && (*n == wxT('.')))
1806 {
1807 /* Never match so that hidden Unix files
1808 * are never found. */
1809 return false;
1810 }
1811
1812 for (;;)
1813 {
1814 if (*m == wxT('*'))
1815 {
1816 ma = ++m;
1817 na = n;
1818 just = 1;
1819 mp = NULL;
1820 acount = count;
1821 }
1822 else if (*m == wxT('?'))
1823 {
1824 m++;
1825 if (!*n++)
1826 return false;
1827 }
1828 else
1829 {
1830 if (*m == wxT('\\'))
1831 {
1832 m++;
1833 /* Quoting "nothing" is a bad thing */
1834 if (!*m)
1835 return false;
1836 }
1837 if (!*m)
1838 {
1839 /*
1840 * If we are out of both strings or we just
1841 * saw a wildcard, then we can say we have a
1842 * match
1843 */
1844 if (!*n)
1845 return true;
1846 if (just)
1847 return true;
1848 just = 0;
1849 goto not_matched;
1850 }
1851 /*
1852 * We could check for *n == NULL at this point, but
1853 * since it's more common to have a character there,
1854 * check to see if they match first (m and n) and
1855 * then if they don't match, THEN we can check for
1856 * the NULL of n
1857 */
1858 just = 0;
1859 if (*m == *n)
1860 {
1861 m++;
1862 if (*n == wxT(' '))
1863 mp = NULL;
1864 count++;
1865 n++;
1866 }
1867 else
1868 {
1869
1870 not_matched:
1871
1872 /*
1873 * If there are no more characters in the
1874 * string, but we still need to find another
1875 * character (*m != NULL), then it will be
1876 * impossible to match it
1877 */
1878 if (!*n)
1879 return false;
1880 if (mp)
1881 {
1882 m = mp;
1883 if (*np == wxT(' '))
1884 {
1885 mp = NULL;
1886 goto check_percent;
1887 }
1888 n = ++np;
1889 count = pcount;
1890 }
1891 else
1892 check_percent:
1893
1894 if (ma)
1895 {
1896 m = ma;
1897 n = ++na;
1898 count = acount;
1899 }
1900 else
1901 return false;
1902 }
1903 }
1904 }
1905}
1906
1907// Return the type of an open file
1908//
1909// Some file types on some platforms seem seekable but in fact are not.
1910// The main use of this function is to allow such cases to be detected
1911// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
1912//
1913// This is important for the archive streams, which benefit greatly from
1914// being able to seek on a stream, but which will produce corrupt archives
1915// if they unknowingly seek on a non-seekable stream.
1916//
1917// wxFILE_KIND_DISK is a good catch all return value, since other values
1918// disable features of the archive streams. Some other value must be returned
1919// for a file type that appears seekable but isn't.
1920//
1921// Known examples:
1922// * Pipes on Windows
1923// * Files on VMS with a record format other than StreamLF
1924//
1925wxFileKind wxGetFileKind(int fd)
1926{
1927#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
1928 switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
1929 {
1930 case FILE_TYPE_CHAR:
1931 return wxFILE_KIND_TERMINAL;
1932 case FILE_TYPE_DISK:
1933 return wxFILE_KIND_DISK;
1934 case FILE_TYPE_PIPE:
1935 return wxFILE_KIND_PIPE;
1936 }
1937
1938 return wxFILE_KIND_UNKNOWN;
1939
1940#elif defined(__UNIX__)
1941 if (isatty(fd))
1942 return wxFILE_KIND_TERMINAL;
1943
1944 struct stat st;
1945 fstat(fd, &st);
1946
1947 if (S_ISFIFO(st.st_mode))
1948 return wxFILE_KIND_PIPE;
1949 if (!S_ISREG(st.st_mode))
1950 return wxFILE_KIND_UNKNOWN;
1951
1952 #if defined(__VMS__)
1953 if (st.st_fab_rfm != FAB$C_STMLF)
1954 return wxFILE_KIND_UNKNOWN;
1955 #endif
1956
1957 return wxFILE_KIND_DISK;
1958
1959#else
1960 #define wxFILEKIND_STUB
1961 (void)fd;
1962 return wxFILE_KIND_DISK;
1963#endif
1964}
1965
1966wxFileKind wxGetFileKind(FILE *fp)
1967{
1968 // Note: The watcom rtl dll doesn't have fileno (the static lib does).
1969 // Should be fixed in version 1.4.
1970#if defined(wxFILEKIND_STUB) || \
1971 (defined(__WATCOMC__) && __WATCOMC__ <= 1230 && defined(__SW_BR))
1972 (void)fp;
1973 return wxFILE_KIND_DISK;
1974#else
1975 return wxGetFileKind(fileno(fp));
1976#endif
1977}
1978
1979#ifdef __VISUALC__
1980 #pragma warning(default:4706) // assignment within conditional expression
1981#endif // VC++
wxWidgets (Impactor)