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[wxWidgets.git] / src / common / filefn.cpp
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 license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __GNUG__
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"
35 #include "wx/filename.h"
36
37 // there are just too many of those...
38 #ifdef __VISUALC__
39 #pragma warning(disable:4706) // assignment within conditional expression
40 #endif // VC++
41
42 #include <ctype.h>
43 #include <stdio.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #if !defined(__WATCOMC__)
47 #if !(defined(_MSC_VER) && (_MSC_VER > 800))
48 #include <errno.h>
49 #endif
50 #endif
51
52 #include <time.h>
53
54 #ifndef __MWERKS__
55 #include <sys/types.h>
56 #include <sys/stat.h>
57 #else
58 #include <stat.h>
59 #include <unistd.h>
60 #include <unix.h>
61 #endif
62
63 #ifdef __UNIX__
64 #include <unistd.h>
65 #include <dirent.h>
66 #endif
67
68 #ifdef __WXPM__
69 #include <process.h>
70 #include "wx/os2/private.h"
71 #endif
72 #ifdef __WINDOWS__
73 #if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
74 #include <direct.h>
75 #include <dos.h>
76 #include <io.h>
77 #endif // __WINDOWS__
78 #endif // native Win compiler
79
80 #ifdef __GNUWIN32__
81 #include <wchar.h>
82 #ifndef __TWIN32__
83 #include <sys/unistd.h>
84 #endif
85 #endif
86
87 #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
88 // this (3.1 I believe) and how to test for it.
89 // If this works for Borland 4.0 as well, then no worries.
90 #include <dir.h>
91 #endif
92
93 #ifdef __SALFORDC__
94 #include <dir.h>
95 #include <unix.h>
96 #endif
97
98 #include "wx/setup.h"
99 #include "wx/log.h"
100
101 // No, Cygwin doesn't appear to have fnmatch.h after all.
102 #if defined(HAVE_FNMATCH_H)
103 #include "fnmatch.h"
104 #endif
105
106 #ifdef __WINDOWS__
107 #include <windows.h>
108 #endif
109
110 // ----------------------------------------------------------------------------
111 // constants
112 // ----------------------------------------------------------------------------
113
114 #define _MAXPATHLEN 500
115
116 extern wxChar *wxBuffer;
117
118 #ifdef __WXMAC__
119 # include "MoreFiles.h"
120 # include "MoreFilesExtras.h"
121 # include "FullPath.h"
122 # include "FSpCompat.h"
123 #endif
124
125 IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
126
127 // ----------------------------------------------------------------------------
128 // private globals
129 // ----------------------------------------------------------------------------
130
131 static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN];
132
133 #if defined(__VISAGECPP__) && __IBMCPP__ >= 400
134 //
135 // VisualAge C++ V4.0 cannot have any external linkage const decs
136 // in headers included by more than one primary source
137 //
138 const off_t wxInvalidOffset = (off_t)-1;
139 #endif
140
141 // ----------------------------------------------------------------------------
142 // macros
143 // ----------------------------------------------------------------------------
144
145 // we need to translate Mac filenames before passing them to OS functions
146 #define OS_FILENAME(s) (s.fn_str())
147
148 // ============================================================================
149 // implementation
150 // ============================================================================
151
152 void wxPathList::Add (const wxString& path)
153 {
154 wxStringList::Add (WXSTRINGCAST path);
155 }
156
157 // Add paths e.g. from the PATH environment variable
158 void wxPathList::AddEnvList (const wxString& envVariable)
159 {
160 static const wxChar PATH_TOKS[] =
161 #ifdef __WINDOWS__
162 wxT(" ;"); // Don't seperate with colon in DOS (used for drive)
163 #else
164 wxT(" :;");
165 #endif
166
167 wxChar *val = wxGetenv (WXSTRINGCAST envVariable);
168 if (val && *val)
169 {
170 wxChar *s = copystring (val);
171 wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr);
172
173 if (token)
174 {
175 Add (copystring (token));
176 while (token)
177 {
178 if ((token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr)) != NULL)
179 Add (wxString(token));
180 }
181 }
182
183 // suppress warning about unused variable save_ptr when wxStrtok() is a
184 // macro which throws away its third argument
185 save_ptr = token;
186
187 delete [] s;
188 }
189 }
190
191 // Given a full filename (with path), ensure that that file can
192 // be accessed again USING FILENAME ONLY by adding the path
193 // to the list if not already there.
194 void wxPathList::EnsureFileAccessible (const wxString& path)
195 {
196 wxString path_only(wxPathOnly(path));
197 if ( !path_only.IsEmpty() )
198 {
199 if ( !Member(path_only) )
200 Add(path_only);
201 }
202 }
203
204 bool wxPathList::Member (const wxString& path)
205 {
206 for (wxNode * node = First (); node != NULL; node = node->Next ())
207 {
208 wxString path2((wxChar *) node->Data ());
209 if (
210 #if defined(__WINDOWS__) || defined(__VMS__) || defined (__WXMAC__)
211 // Case INDEPENDENT
212 path.CompareTo (path2, wxString::ignoreCase) == 0
213 #else
214 // Case sensitive File System
215 path.CompareTo (path2) == 0
216 #endif
217 )
218 return TRUE;
219 }
220 return FALSE;
221 }
222
223 wxString wxPathList::FindValidPath (const wxString& file)
224 {
225 if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file)))
226 return wxString(wxFileFunctionsBuffer);
227
228 wxChar buf[_MAXPATHLEN];
229 wxStrcpy(buf, wxFileFunctionsBuffer);
230
231 wxChar *filename = (wxChar*) NULL; /* shut up buggy egcs warning */
232 filename = IsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf;
233
234 for (wxNode * node = First (); node; node = node->Next ())
235 {
236 wxChar *path = (wxChar *) node->Data ();
237 wxStrcpy (wxFileFunctionsBuffer, path);
238 wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1];
239 if (ch != wxT('\\') && ch != wxT('/'))
240 wxStrcat (wxFileFunctionsBuffer, wxT("/"));
241 wxStrcat (wxFileFunctionsBuffer, filename);
242 #ifdef __WINDOWS__
243 Unix2DosFilename (wxFileFunctionsBuffer);
244 #endif
245 if (wxFileExists (wxFileFunctionsBuffer))
246 {
247 return wxString(wxFileFunctionsBuffer); // Found!
248 }
249 } // for()
250
251 return wxString(wxT("")); // Not found
252 }
253
254 wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
255 {
256 wxString f = FindValidPath(file);
257 if ( wxIsAbsolutePath(f) )
258 return f;
259
260 wxString buf;
261 wxGetWorkingDirectory(buf.GetWriteBuf(_MAXPATHLEN), _MAXPATHLEN - 1);
262 buf.UngetWriteBuf();
263 if ( !wxEndsWithPathSeparator(buf) )
264 {
265 buf += wxFILE_SEP_PATH;
266 }
267 buf += f;
268
269 return buf;
270 }
271
272 bool
273 wxFileExists (const wxString& filename)
274 {
275 #ifdef __WINDOWS__
276 // GetFileAttributes can copy with network paths
277 DWORD ret = GetFileAttributes(filename);
278 DWORD isDir = (ret & FILE_ATTRIBUTE_DIRECTORY);
279 return ((ret != 0xffffffff) && (isDir == 0));
280 #else
281 wxStructStat stbuf;
282 if ( !filename.empty() && wxStat (OS_FILENAME(filename), &stbuf) == 0 )
283 return TRUE;
284
285 return FALSE;
286 #endif
287 }
288
289 bool
290 wxIsAbsolutePath (const wxString& filename)
291 {
292 if (filename != wxT(""))
293 {
294 #if defined(__WXMAC__) && !defined(__DARWIN__)
295 // Classic or Carbon CodeWarrior like
296 // Carbon with Apple DevTools is Unix like
297
298 // This seems wrong to me, but there is no fix. since
299 // "MacOS:MyText.txt" is absolute whereas "MyDir:MyText.txt"
300 // is not. Or maybe ":MyDir:MyText.txt" has to be used? RR.
301 if (filename.Find(':') != wxNOT_FOUND && filename[0] != ':')
302 return TRUE ;
303 #else
304 // Unix like or Windows
305 if (filename[0] == wxT('/'))
306 return TRUE;
307 #endif
308 #ifdef __VMS__
309 if ((filename[0] == wxT('[') && filename[1] != wxT('.')))
310 return TRUE;
311 #endif
312 #ifdef __WINDOWS__
313 // MSDOS like
314 if (filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':')))
315 return TRUE;
316 #endif
317 }
318 return FALSE ;
319 }
320
321 /*
322 * Strip off any extension (dot something) from end of file,
323 * IF one exists. Inserts zero into buffer.
324 *
325 */
326
327 void wxStripExtension(wxChar *buffer)
328 {
329 int len = wxStrlen(buffer);
330 int i = len-1;
331 while (i > 0)
332 {
333 if (buffer[i] == wxT('.'))
334 {
335 buffer[i] = 0;
336 break;
337 }
338 i --;
339 }
340 }
341
342 void wxStripExtension(wxString& buffer)
343 {
344 size_t len = buffer.Length();
345 size_t i = len-1;
346 while (i > 0)
347 {
348 if (buffer.GetChar(i) == wxT('.'))
349 {
350 buffer = buffer.Left(i);
351 break;
352 }
353 i --;
354 }
355 }
356
357 // Destructive removal of /./ and /../ stuff
358 wxChar *wxRealPath (wxChar *path)
359 {
360 #ifdef __WXMSW__
361 static const wxChar SEP = wxT('\\');
362 Unix2DosFilename(path);
363 #else
364 static const wxChar SEP = wxT('/');
365 #endif
366 if (path[0] && path[1]) {
367 /* MATTHEW: special case "/./x" */
368 wxChar *p;
369 if (path[2] == SEP && path[1] == wxT('.'))
370 p = &path[0];
371 else
372 p = &path[2];
373 for (; *p; p++)
374 {
375 if (*p == SEP)
376 {
377 if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0')))
378 {
379 wxChar *q;
380 for (q = p - 1; q >= path && *q != SEP; q--);
381 if (q[0] == SEP && (q[1] != wxT('.') || q[2] != wxT('.') || q[3] != SEP)
382 && (q - 1 <= path || q[-1] != SEP))
383 {
384 wxStrcpy (q, p + 3);
385 if (path[0] == wxT('\0'))
386 {
387 path[0] = SEP;
388 path[1] = wxT('\0');
389 }
390 #ifdef __WXMSW__
391 /* Check that path[2] is NULL! */
392 else if (path[1] == wxT(':') && !path[2])
393 {
394 path[2] = SEP;
395 path[3] = wxT('\0');
396 }
397 #endif
398 p = q - 1;
399 }
400 }
401 else if (p[1] == wxT('.') && (p[2] == SEP || p[2] == wxT('\0')))
402 wxStrcpy (p, p + 2);
403 }
404 }
405 }
406 return path;
407 }
408
409 // Must be destroyed
410 wxChar *wxCopyAbsolutePath(const wxString& filename)
411 {
412 if (filename == wxT(""))
413 return (wxChar *) NULL;
414
415 if (! IsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) {
416 wxChar buf[_MAXPATHLEN];
417 buf[0] = wxT('\0');
418 wxGetWorkingDirectory(buf, WXSIZEOF(buf));
419 wxChar ch = buf[wxStrlen(buf) - 1];
420 #ifdef __WXMSW__
421 if (ch != wxT('\\') && ch != wxT('/'))
422 wxStrcat(buf, wxT("\\"));
423 #else
424 if (ch != wxT('/'))
425 wxStrcat(buf, wxT("/"));
426 #endif
427 wxStrcat(buf, wxFileFunctionsBuffer);
428 return copystring( wxRealPath(buf) );
429 }
430 return copystring( wxFileFunctionsBuffer );
431 }
432
433 /*-
434 Handles:
435 ~/ => home dir
436 ~user/ => user's home dir
437 If the environment variable a = "foo" and b = "bar" then:
438 Unix:
439 $a => foo
440 $a$b => foobar
441 $a.c => foo.c
442 xxx$a => xxxfoo
443 ${a}! => foo!
444 $(b)! => bar!
445 \$a => \$a
446 MSDOS:
447 $a ==> $a
448 $(a) ==> foo
449 $(a)$b ==> foo$b
450 $(a)$(b)==> foobar
451 test.$$ ==> test.$$
452 */
453
454 /* input name in name, pathname output to buf. */
455
456 wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
457 {
458 register wxChar *d, *s, *nm;
459 wxChar lnm[_MAXPATHLEN];
460 int q;
461
462 // Some compilers don't like this line.
463 // const wxChar trimchars[] = wxT("\n \t");
464
465 wxChar trimchars[4];
466 trimchars[0] = wxT('\n');
467 trimchars[1] = wxT(' ');
468 trimchars[2] = wxT('\t');
469 trimchars[3] = 0;
470
471 #ifdef __WXMSW__
472 const wxChar SEP = wxT('\\');
473 #else
474 const wxChar SEP = wxT('/');
475 #endif
476 buf[0] = wxT('\0');
477 if (name == NULL || *name == wxT('\0'))
478 return buf;
479 nm = copystring(name); // Make a scratch copy
480 wxChar *nm_tmp = nm;
481
482 /* Skip leading whitespace and cr */
483 while (wxStrchr((wxChar *)trimchars, *nm) != NULL)
484 nm++;
485 /* And strip off trailing whitespace and cr */
486 s = nm + (q = wxStrlen(nm)) - 1;
487 while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL)
488 *s = wxT('\0');
489
490 s = nm;
491 d = lnm;
492 #ifdef __WXMSW__
493 q = FALSE;
494 #else
495 q = nm[0] == wxT('\\') && nm[1] == wxT('~');
496 #endif
497
498 /* Expand inline environment variables */
499 #ifdef __VISAGECPP__
500 while (*d)
501 {
502 *d++ = *s;
503 if(*s == wxT('\\'))
504 {
505 *(d - 1) = *++s;
506 if (*d)
507 {
508 s++;
509 continue;
510 }
511 else
512 break;
513 }
514 else
515 #else
516 while ((*d++ = *s) != 0) {
517 # ifndef __WXMSW__
518 if (*s == wxT('\\')) {
519 if ((*(d - 1) = *++s)) {
520 s++;
521 continue;
522 } else
523 break;
524 } else
525 # endif
526 #endif
527 #ifdef __WXMSW__
528 if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')')))
529 #else
530 if (*s++ == wxT('$'))
531 #endif
532 {
533 register wxChar *start = d;
534 register int braces = (*s == wxT('{') || *s == wxT('('));
535 register wxChar *value;
536 while ((*d++ = *s) != 0)
537 if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) )
538 break;
539 else
540 s++;
541 *--d = 0;
542 value = wxGetenv(braces ? start + 1 : start);
543 if (value) {
544 for ((d = start - 1); (*d++ = *value++) != 0;);
545 d--;
546 if (braces && *s)
547 s++;
548 }
549 }
550 }
551
552 /* Expand ~ and ~user */
553 nm = lnm;
554 s = wxT("");
555 if (nm[0] == wxT('~') && !q)
556 {
557 /* prefix ~ */
558 if (nm[1] == SEP || nm[1] == 0)
559 { /* ~/filename */
560 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
561 if ((s = WXSTRINGCAST wxGetUserHome(wxT(""))) != NULL) {
562 if (*++nm)
563 nm++;
564 }
565 } else
566 { /* ~user/filename */
567 register wxChar *nnm;
568 register wxChar *home;
569 for (s = nm; *s && *s != SEP; s++);
570 int was_sep; /* MATTHEW: Was there a separator, or NULL? */
571 was_sep = (*s == SEP);
572 nnm = *s ? s + 1 : s;
573 *s = 0;
574 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
575 if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) {
576 if (was_sep) /* replace only if it was there: */
577 *s = SEP;
578 s = wxT("");
579 } else {
580 nm = nnm;
581 s = home;
582 }
583 }
584 }
585
586 d = buf;
587 if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */
588 /* Copy home dir */
589 while (wxT('\0') != (*d++ = *s++))
590 /* loop */;
591 // Handle root home
592 if (d - 1 > buf && *(d - 2) != SEP)
593 *(d - 1) = SEP;
594 }
595 s = nm;
596 while ((*d++ = *s++) != 0);
597 delete[] nm_tmp; // clean up alloc
598 /* Now clean up the buffer */
599 return wxRealPath(buf);
600 }
601
602 /* Contract Paths to be build upon an environment variable
603 component:
604
605 example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib
606
607 The call wxExpandPath can convert these back!
608 */
609 wxChar *
610 wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
611 {
612 static wxChar dest[_MAXPATHLEN];
613
614 if (filename == wxT(""))
615 return (wxChar *) NULL;
616
617 wxStrcpy (dest, WXSTRINGCAST filename);
618 #ifdef __WXMSW__
619 Unix2DosFilename(dest);
620 #endif
621
622 // Handle environment
623 const wxChar *val = (const wxChar *) NULL;
624 wxChar *tcp = (wxChar *) NULL;
625 if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
626 (tcp = wxStrstr (dest, val)) != NULL)
627 {
628 wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
629 *tcp++ = wxT('$');
630 *tcp++ = wxT('{');
631 wxStrcpy (tcp, WXSTRINGCAST envname);
632 wxStrcat (tcp, wxT("}"));
633 wxStrcat (tcp, wxFileFunctionsBuffer);
634 }
635
636 // Handle User's home (ignore root homes!)
637 size_t len = 0;
638 if ((val = wxGetUserHome (user)) != NULL &&
639 (len = wxStrlen(val)) > 2 &&
640 wxStrncmp(dest, val, len) == 0)
641 {
642 wxStrcpy(wxFileFunctionsBuffer, wxT("~"));
643 if (user != wxT(""))
644 wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user);
645 #ifdef __WXMSW__
646 // strcat(wxFileFunctionsBuffer, "\\");
647 #else
648 // strcat(wxFileFunctionsBuffer, "/");
649 #endif
650 wxStrcat(wxFileFunctionsBuffer, dest + len);
651 wxStrcpy (dest, wxFileFunctionsBuffer);
652 }
653
654 return dest;
655 }
656
657 // Return just the filename, not the path
658 // (basename)
659 wxChar *wxFileNameFromPath (wxChar *path)
660 {
661 if (path)
662 {
663 register wxChar *tcp;
664
665 tcp = path + wxStrlen (path);
666 while (--tcp >= path)
667 {
668 #if defined(__WXMAC__) && !defined(__DARWIN__)
669 // Classic or Carbon CodeWarrior like
670 // Carbon with Apple DevTools is Unix like
671 if (*tcp == wxT(':'))
672 return tcp + 1;
673 #else
674 // Unix like or Windows
675 if (*tcp == wxT('/') || *tcp == wxT('\\'))
676 return tcp + 1;
677 #endif
678 #ifdef __VMS__
679 if (*tcp == wxT(':') || *tcp == wxT(']'))
680 return tcp + 1;
681 #endif
682 } /* while */
683 #if defined(__WXMSW__) || defined(__WXPM__)
684 // MSDOS like
685 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
686 return path + 2;
687 #endif
688 }
689 return path;
690 }
691
692 wxString wxFileNameFromPath (const wxString& path1)
693 {
694 if (path1 != wxT(""))
695 {
696 wxChar *path = WXSTRINGCAST path1 ;
697 register wxChar *tcp;
698
699 tcp = path + wxStrlen (path);
700 while (--tcp >= path)
701 {
702 #if defined(__WXMAC__) && !defined(__DARWIN__)
703 // Classic or Carbon CodeWarrior like
704 // Carbon with Apple DevTools is Unix like
705 if (*tcp == wxT(':') )
706 return wxString(tcp + 1);
707 #else
708 // Unix like or Windows
709 if (*tcp == wxT('/') || *tcp == wxT('\\'))
710 return wxString(tcp + 1);
711 #endif
712 #ifdef __VMS__
713 if (*tcp == wxT(':') || *tcp == wxT(']'))
714 return wxString(tcp + 1);
715 #endif
716 } /* while */
717 #if defined(__WXMSW__) || defined(__WXPM__)
718 // MSDOS like
719 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
720 return wxString(path + 2);
721 #endif
722 }
723 // Yes, this should return the path, not an empty string, otherwise
724 // we get "thing.txt" -> "".
725 return path1;
726 }
727
728 // Return just the directory, or NULL if no directory
729 wxChar *
730 wxPathOnly (wxChar *path)
731 {
732 if (path && *path)
733 {
734 static wxChar buf[_MAXPATHLEN];
735
736 // Local copy
737 wxStrcpy (buf, path);
738
739 int l = wxStrlen(path);
740 int i = l - 1;
741
742 // Search backward for a backward or forward slash
743 while (i > -1)
744 {
745 #if defined(__WXMAC__) && !defined(__DARWIN__)
746 // Classic or Carbon CodeWarrior like
747 // Carbon with Apple DevTools is Unix like
748 if (path[i] == wxT(':') )
749 {
750 buf[i] = 0;
751 return buf;
752 }
753 #else
754 // Unix like or Windows
755 if (path[i] == wxT('/') || path[i] == wxT('\\'))
756 {
757 buf[i] = 0;
758 return buf;
759 }
760 #endif
761 #ifdef __VMS__
762 if (path[i] == wxT(']'))
763 {
764 buf[i+1] = 0;
765 return buf;
766 }
767 #endif
768 i --;
769 }
770
771 #if defined(__WXMSW__) || defined(__WXPM__)
772 // Try Drive specifier
773 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
774 {
775 // A:junk --> A:. (since A:.\junk Not A:\junk)
776 buf[2] = wxT('.');
777 buf[3] = wxT('\0');
778 return buf;
779 }
780 #endif
781 }
782 return (wxChar *) NULL;
783 }
784
785 // Return just the directory, or NULL if no directory
786 wxString wxPathOnly (const wxString& path)
787 {
788 if (path != wxT(""))
789 {
790 wxChar buf[_MAXPATHLEN];
791
792 // Local copy
793 wxStrcpy (buf, WXSTRINGCAST path);
794
795 int l = path.Length();
796 int i = l - 1;
797
798 // Search backward for a backward or forward slash
799 while (i > -1)
800 {
801 #if defined(__WXMAC__) && !defined(__DARWIN__)
802 // Classic or Carbon CodeWarrior like
803 // Carbon with Apple DevTools is Unix like
804 if (path[i] == wxT(':') )
805 {
806 buf[i] = 0;
807 return wxString(buf);
808 }
809 #else
810 // Unix like or Windows
811 if (path[i] == wxT('/') || path[i] == wxT('\\'))
812 {
813 buf[i] = 0;
814 return wxString(buf);
815 }
816 #endif
817 #ifdef __VMS__
818 if (path[i] == wxT(']'))
819 {
820 buf[i+1] = 0;
821 return wxString(buf);
822 }
823 #endif
824 i --;
825 }
826
827 #if defined(__WXMSW__) || defined(__WXPM__)
828 // Try Drive specifier
829 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
830 {
831 // A:junk --> A:. (since A:.\junk Not A:\junk)
832 buf[2] = wxT('.');
833 buf[3] = wxT('\0');
834 return wxString(buf);
835 }
836 #endif
837 }
838 return wxString(wxT(""));
839 }
840
841 // Utility for converting delimiters in DOS filenames to UNIX style
842 // and back again - or we get nasty problems with delimiters.
843 // Also, convert to lower case, since case is significant in UNIX.
844
845 #if defined(__WXMAC__)
846 wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
847 {
848 #ifdef __DARWIN__
849 FSRef theRef;
850 char thePath[FILENAME_MAX];
851
852 // convert the FSSpec to an FSRef
853 (void) FSpMakeFSRef( spec, &theRef );
854 // get the POSIX path associated with the FSRef
855 (void) FSRefMakePath( &theRef, (UInt8 *)thePath, sizeof(thePath) );
856
857 // create path string for return value
858 wxString result( thePath ) ;
859 #else
860 Handle myPath ;
861 short length ;
862
863 // get length of path and allocate handle
864 FSpGetFullPath( spec , &length , &myPath ) ;
865 ::SetHandleSize( myPath , length + 1 ) ;
866 ::HLock( myPath ) ;
867 (*myPath)[length] = 0 ;
868 if ((length > 0) && ((*myPath)[length-1] == ':'))
869 (*myPath)[length-1] = 0 ;
870
871 // create path string for return value
872 wxString result( (char*) *myPath ) ;
873
874 // free allocated handle
875 ::HUnlock( myPath ) ;
876 ::DisposeHandle( myPath ) ;
877 #endif
878
879 return result ;
880 }
881
882 void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
883 {
884 #ifdef __DARWIN__
885 FSRef theRef;
886
887 // get the FSRef associated with the POSIX path
888 (void) FSPathMakeRef((const UInt8 *) path, &theRef, NULL);
889 // convert the FSRef to an FSSpec
890 (void) FSGetCatalogInfo(&theRef, kFSCatInfoNone, NULL, NULL, spec, NULL);
891 #else
892 FSpLocationFromFullPath( strlen(path) , path , spec ) ;
893 #endif
894 }
895
896 #ifndef __DARWIN__
897 // Mac file names are POSIX (Unix style) under Darwin
898 // therefore the conversion functions below are not needed
899
900 static char sMacFileNameConversion[ 1000 ] ;
901
902 wxString wxMac2UnixFilename (const char *str)
903 {
904 char *s = sMacFileNameConversion ;
905 strcpy( s , str ) ;
906 if (s)
907 {
908 memmove( s+1 , s ,strlen( s ) + 1) ;
909 if ( *s == ':' )
910 *s = '.' ;
911 else
912 *s = '/' ;
913
914 while (*s)
915 {
916 if (*s == ':')
917 *s = '/';
918 else
919 *s = wxTolower(*s); // Case INDEPENDENT
920 s++;
921 }
922 }
923 return wxString(sMacFileNameConversion) ;
924 }
925
926 wxString wxUnix2MacFilename (const char *str)
927 {
928 char *s = sMacFileNameConversion ;
929 strcpy( s , str ) ;
930 if (s)
931 {
932 if ( *s == '.' )
933 {
934 // relative path , since it goes on with slash which is translated to a :
935 memmove( s , s+1 ,strlen( s ) ) ;
936 }
937 else if ( *s == '/' )
938 {
939 // absolute path -> on mac just start with the drive name
940 memmove( s , s+1 ,strlen( s ) ) ;
941 }
942 else
943 {
944 wxASSERT_MSG( 1 , "unkown path beginning" ) ;
945 }
946 while (*s)
947 {
948 if (*s == '/' || *s == '\\')
949 {
950 // convert any back-directory situations
951 if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
952 {
953 *s = ':';
954 memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
955 }
956 else
957 *s = ':';
958 }
959 s++ ;
960 }
961 }
962 return wxString (sMacFileNameConversion) ;
963 }
964
965 wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
966 {
967 return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ;
968 }
969
970 void wxUnixFilename2FSSpec( const char *path , FSSpec *spec )
971 {
972 wxString var = wxUnix2MacFilename( path ) ;
973 wxMacFilename2FSSpec( var , spec ) ;
974 }
975 #endif // ! __DARWIN__
976
977 #endif // __WXMAC__
978
979 void
980 wxDos2UnixFilename (char *s)
981 {
982 if (s)
983 while (*s)
984 {
985 if (*s == '\\')
986 *s = '/';
987 #ifdef __WXMSW__
988 else
989 *s = wxTolower (*s); // Case INDEPENDENT
990 #endif
991 s++;
992 }
993 }
994
995 void
996 #if defined(__WXMSW__) || defined(__WXPM__)
997 wxUnix2DosFilename (wxChar *s)
998 #else
999 wxUnix2DosFilename (wxChar *WXUNUSED(s) )
1000 #endif
1001 {
1002 // Yes, I really mean this to happen under DOS only! JACS
1003 #if defined(__WXMSW__) || defined(__WXPM__)
1004 if (s)
1005 while (*s)
1006 {
1007 if (*s == wxT('/'))
1008 *s = wxT('\\');
1009 s++;
1010 }
1011 #endif
1012 }
1013
1014 // Concatenate two files to form third
1015 bool
1016 wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
1017 {
1018 wxString outfile;
1019 if ( !wxGetTempFileName("cat", outfile) )
1020 return FALSE;
1021
1022 FILE *fp1 = (FILE *) NULL;
1023 FILE *fp2 = (FILE *) NULL;
1024 FILE *fp3 = (FILE *) NULL;
1025 // Open the inputs and outputs
1026 if ((fp1 = wxFopen (OS_FILENAME( file1 ), wxT("rb"))) == NULL ||
1027 (fp2 = wxFopen (OS_FILENAME( file2 ), wxT("rb"))) == NULL ||
1028 (fp3 = wxFopen (OS_FILENAME( outfile ), wxT("wb"))) == NULL)
1029 {
1030 if (fp1)
1031 fclose (fp1);
1032 if (fp2)
1033 fclose (fp2);
1034 if (fp3)
1035 fclose (fp3);
1036 return FALSE;
1037 }
1038
1039 int ch;
1040 while ((ch = getc (fp1)) != EOF)
1041 (void) putc (ch, fp3);
1042 fclose (fp1);
1043
1044 while ((ch = getc (fp2)) != EOF)
1045 (void) putc (ch, fp3);
1046 fclose (fp2);
1047
1048 fclose (fp3);
1049 bool result = wxRenameFile(outfile, file3);
1050 return result;
1051 }
1052
1053 // Copy files
1054 bool
1055 wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
1056 {
1057 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
1058 // CopyFile() copies file attributes and modification time too, so use it
1059 // instead of our code if available
1060 //
1061 // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
1062 return ::CopyFile(file1, file2, !overwrite) != 0;
1063 #elif defined(__WXPM__)
1064 if (::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) == 0)
1065 return TRUE;
1066 else
1067 return FALSE;
1068 #else // !Win32
1069 wxStructStat fbuf;
1070
1071 // get permissions of file1
1072 if ( wxStat(OS_FILENAME(file1), &fbuf) != 0 )
1073 {
1074 // the file probably doesn't exist or we haven't the rights to read
1075 // from it anyhow
1076 wxLogSysError(_("Impossible to get permissions for file '%s'"),
1077 file1.c_str());
1078 return FALSE;
1079 }
1080
1081 // open file1 for reading
1082 wxFile fileIn(file1, wxFile::read);
1083 if ( !fileIn.IsOpened() )
1084 return FALSE;
1085
1086 // remove file2, if it exists. This is needed for creating
1087 // file2 with the correct permissions in the next step
1088 if ( wxFileExists(file2) && (!overwrite || !wxRemoveFile(file2)))
1089 {
1090 wxLogSysError(_("Impossible to overwrite the file '%s'"),
1091 file2.c_str());
1092 return FALSE;
1093 }
1094
1095 #ifdef __UNIX__
1096 // reset the umask as we want to create the file with exactly the same
1097 // permissions as the original one
1098 mode_t oldUmask = umask( 0 );
1099 #endif // __UNIX__
1100
1101 // create file2 with the same permissions than file1 and open it for
1102 // writing
1103 wxFile fileOut;
1104 if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) )
1105 return FALSE;
1106
1107 #ifdef __UNIX__
1108 /// restore the old umask
1109 umask(oldUmask);
1110 #endif // __UNIX__
1111
1112 // copy contents of file1 to file2
1113 char buf[4096];
1114 size_t count;
1115 for ( ;; )
1116 {
1117 count = fileIn.Read(buf, WXSIZEOF(buf));
1118 if ( fileIn.Error() )
1119 return FALSE;
1120
1121 // end of file?
1122 if ( !count )
1123 break;
1124
1125 if ( fileOut.Write(buf, count) < count )
1126 return FALSE;
1127 }
1128
1129 // we can expect fileIn to be closed successfully, but we should ensure
1130 // that fileOut was closed as some write errors (disk full) might not be
1131 // detected before doing this
1132 if ( !fileIn.Close() || !fileOut.Close() )
1133 return FALSE;
1134
1135 #if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__)
1136 // no chmod in VA. Should be some permission API for HPFS386 partitions
1137 // however
1138 if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 )
1139 {
1140 wxLogSysError(_("Impossible to set permissions for the file '%s'"),
1141 file2.c_str());
1142 return FALSE;
1143 }
1144 #endif // OS/2 || Mac
1145
1146 return TRUE;
1147 #endif // __WXMSW__ && __WIN32__
1148 }
1149
1150 bool
1151 wxRenameFile (const wxString& file1, const wxString& file2)
1152 {
1153 // Normal system call
1154 if ( wxRename (file1, file2) == 0 )
1155 return TRUE;
1156
1157 // Try to copy
1158 if (wxCopyFile(file1, file2)) {
1159 wxRemoveFile(file1);
1160 return TRUE;
1161 }
1162 // Give up
1163 return FALSE;
1164 }
1165
1166 bool wxRemoveFile(const wxString& file)
1167 {
1168 #if defined(__VISUALC__) \
1169 || defined(__BORLANDC__) \
1170 || defined(__WATCOMC__) \
1171 || defined(__GNUWIN32__)
1172 int res = wxRemove(file);
1173 #else
1174 int res = unlink(OS_FILENAME(file));
1175 #endif
1176
1177 return res == 0;
1178 }
1179
1180 bool wxMkdir(const wxString& dir, int perm)
1181 {
1182 #if defined(__WXMAC__) && !defined(__UNIX__)
1183 return (mkdir( dir , 0 ) == 0);
1184 #else // !Mac
1185 const wxChar *dirname = dir.c_str();
1186
1187 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1188 // for the GNU compiler
1189 #if (!(defined(__WXMSW__) || defined(__WXPM__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__) || defined(__WXMICROWIN__)
1190 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1191 #elif defined(__WXPM__)
1192 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1193 #else // !MSW and !OS/2 VAC++
1194 (void)perm;
1195 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1196 #endif // !MSW/MSW
1197 {
1198 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1199
1200 return FALSE;
1201 }
1202
1203 return TRUE;
1204 #endif // Mac/!Mac
1205 }
1206
1207 bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1208 {
1209 #ifdef __VMS__
1210 return FALSE; //to be changed since rmdir exists in VMS7.x
1211 #elif defined(__WXPM__)
1212 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1213 #else
1214
1215 #ifdef __SALFORDC__
1216 return FALSE; // What to do?
1217 #else
1218 return (wxRmDir(OS_FILENAME(dir)) == 0);
1219 #endif
1220
1221 #endif
1222 }
1223
1224 // does the path exists? (may have or not '/' or '\\' at the end)
1225 bool wxPathExists(const wxChar *pszPathName)
1226 {
1227 wxString strPath(pszPathName);
1228 #ifdef __WINDOWS__
1229 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1230 // so remove all trailing backslashes from the path - but don't do this for
1231 // the pathes "d:\" (which are different from "d:") nor for just "\"
1232 while ( wxEndsWithPathSeparator(strPath) )
1233 {
1234 size_t len = strPath.length();
1235 if ( len == 1 || (len == 3 && strPath[len - 2] == _T(':')) )
1236 break;
1237
1238 strPath.Truncate(len - 1);
1239 }
1240 #endif // __WINDOWS__
1241
1242 #ifdef __WINDOWS__
1243 // Stat can't cope with network paths
1244 DWORD ret = GetFileAttributes(strPath.c_str());
1245 DWORD isDir = (ret & FILE_ATTRIBUTE_DIRECTORY);
1246 return ((ret != 0xffffffff) && (isDir != 0));
1247 #else
1248
1249 wxStructStat st;
1250 #ifndef __VISAGECPP__
1251 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1252 ((st.st_mode & S_IFMT) == S_IFDIR);
1253 #else
1254 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1255 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1256 (st.st_mode == S_IFDIR);
1257 #endif
1258
1259 #endif
1260 }
1261
1262 // Get a temporary filename, opening and closing the file.
1263 wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1264 {
1265 #if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
1266
1267 #ifndef __WIN32__
1268 wxChar tmp[144];
1269 ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1270 #else
1271 wxChar tmp[MAX_PATH];
1272 wxChar tmpPath[MAX_PATH];
1273 ::GetTempPath(MAX_PATH, tmpPath);
1274 ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1275 #endif
1276 if (buf) wxStrcpy(buf, tmp);
1277 else buf = copystring(tmp);
1278 return buf;
1279
1280 #else
1281 static short last_temp = 0; // cache last to speed things a bit
1282 // At most 1000 temp files to a process! We use a ring count.
1283 wxChar tmp[100]; // FIXME static buffer
1284
1285 for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1286 {
1287 wxSprintf (tmp, wxT("/tmp/%s%d.%03x"), WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1288 if (!wxFileExists( tmp ))
1289 {
1290 // Touch the file to create it (reserve name)
1291 FILE *fd = fopen (wxFNCONV(tmp), "w");
1292 if (fd)
1293 fclose (fd);
1294 last_temp = suffix;
1295 if (buf)
1296 wxStrcpy( buf, tmp);
1297 else
1298 buf = copystring( tmp );
1299 return buf;
1300 }
1301 }
1302 wxLogError( _("wxWindows: error finding temporary file name.\n") );
1303 if (buf) buf[0] = 0;
1304 return (wxChar *) NULL;
1305 #endif
1306 }
1307
1308 bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1309 {
1310 wxChar buf2[512];
1311 if (wxGetTempFileName(prefix, buf2) != (wxChar*) NULL)
1312 {
1313 buf = buf2;
1314 return TRUE;
1315 }
1316 else
1317 return FALSE;
1318 }
1319
1320 // Get first file name matching given wild card.
1321
1322 #if defined(__UNIX__)
1323
1324 // Get first file name matching given wild card.
1325 // Flags are reserved for future use.
1326
1327 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1328 static DIR *gs_dirStream = (DIR *) NULL;
1329 static wxString gs_strFileSpec;
1330 static int gs_findFlags = 0;
1331 #endif
1332
1333 wxString wxFindFirstFile(const wxChar *spec, int flags)
1334 {
1335 wxString result;
1336 #ifdef __VMS
1337 wxChar *specvms = NULL;
1338 #endif
1339
1340 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1341 if (gs_dirStream)
1342 closedir(gs_dirStream); // edz 941103: better housekeping
1343
1344 gs_findFlags = flags;
1345
1346 gs_strFileSpec = spec;
1347
1348 // Find path only so we can concatenate
1349 // found file onto path
1350 wxString path(wxPathOnly(gs_strFileSpec));
1351
1352 // special case: path is really "/"
1353 if ( !path && gs_strFileSpec[0u] == wxT('/') )
1354 #ifdef __VMS
1355 {
1356 wxStrcpy( specvms , wxT( "[000000]" ) );
1357 gs_strFileSpec = specvms;
1358 wxString path_vms(wxPathOnly(gs_strFileSpec));
1359 path = path_vms;
1360 }
1361 #else
1362 path = wxT('/');
1363 #endif
1364 // path is empty => Local directory
1365 if ( !path )
1366 #ifdef __VMS
1367 {
1368 wxStrcpy( specvms , wxT( "[]" ) );
1369 gs_strFileSpec = specvms;
1370 wxString path_vms1(wxPathOnly(gs_strFileSpec));
1371 path = path_vms1;
1372 }
1373 #else
1374 path = wxT('.');
1375 #endif
1376
1377 gs_dirStream = opendir(path.fn_str());
1378 if ( !gs_dirStream )
1379 {
1380 wxLogSysError(_("Can not enumerate files in directory '%s'"),
1381 path.c_str());
1382 }
1383 else
1384 {
1385 result = wxFindNextFile();
1386 }
1387 #endif // !VMS6.x or earlier
1388
1389 return result;
1390 }
1391
1392 wxString wxFindNextFile()
1393 {
1394 wxString result;
1395
1396 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1397 wxCHECK_MSG( gs_dirStream, result, wxT("must call wxFindFirstFile first") );
1398
1399 // Find path only so we can concatenate
1400 // found file onto path
1401 wxString path(wxPathOnly(gs_strFileSpec));
1402 wxString name(wxFileNameFromPath(gs_strFileSpec));
1403
1404 /* MATTHEW: special case: path is really "/" */
1405 if ( !path && gs_strFileSpec[0u] == wxT('/'))
1406 path = wxT('/');
1407
1408 // Do the reading
1409 struct dirent *nextDir;
1410 for ( nextDir = readdir(gs_dirStream);
1411 nextDir != NULL;
1412 nextDir = readdir(gs_dirStream) )
1413 {
1414 if (wxMatchWild(name, nextDir->d_name, FALSE) && // RR: added FALSE to find hidden files
1415 strcmp(nextDir->d_name, ".") &&
1416 strcmp(nextDir->d_name, "..") )
1417 {
1418 result.Empty();
1419 if ( !path.IsEmpty() )
1420 {
1421 result = path;
1422 if ( path != wxT('/') )
1423 result += wxT('/');
1424 }
1425
1426 result += nextDir->d_name;
1427
1428 // Only return "." and ".." when they match
1429 bool isdir;
1430 if ( (strcmp(nextDir->d_name, ".") == 0) ||
1431 (strcmp(nextDir->d_name, "..") == 0))
1432 {
1433 if ( (gs_findFlags & wxDIR) != 0 )
1434 isdir = TRUE;
1435 else
1436 continue;
1437 }
1438 else
1439 isdir = wxDirExists(result);
1440
1441 // and only return directories when flags & wxDIR
1442 if ( !gs_findFlags ||
1443 ((gs_findFlags & wxDIR) && isdir) ||
1444 ((gs_findFlags & wxFILE) && !isdir) )
1445 {
1446 return result;
1447 }
1448 }
1449 }
1450
1451 result.Empty(); // not found
1452
1453 closedir(gs_dirStream);
1454 gs_dirStream = (DIR *) NULL;
1455 #endif // !VMS6.2 or earlier
1456
1457 return result;
1458 }
1459
1460 #elif defined(__WXMAC__)
1461
1462 struct MacDirectoryIterator
1463 {
1464 CInfoPBRec m_CPB ;
1465 wxInt16 m_index ;
1466 long m_dirId ;
1467 Str255 m_name ;
1468 } ;
1469
1470 static int g_iter_flags ;
1471
1472 static MacDirectoryIterator g_iter ;
1473 wxString g_iter_spec ;
1474
1475 wxString wxFindFirstFile(const wxChar *spec, int flags)
1476 {
1477 wxString result;
1478
1479 g_iter_spec = spec ;
1480 g_iter_spec.MakeUpper() ;
1481 g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
1482
1483 // Find path only so we can concatenate found file onto path
1484 wxString path(wxPathOnly(spec));
1485 FSSpec fsspec ;
1486
1487 wxMacFilename2FSSpec( path , &fsspec ) ;
1488 g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
1489 g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
1490 g_iter.m_index = 0 ;
1491
1492 Boolean isDir ;
1493 FSpGetDirectoryID( &fsspec , &g_iter.m_dirId , &isDir ) ;
1494 if ( !isDir )
1495 return wxEmptyString ;
1496
1497 return wxFindNextFile( ) ;
1498 }
1499
1500 wxString wxFindNextFile()
1501 {
1502 wxString result;
1503
1504 short err = noErr ;
1505 wxString name ;
1506
1507 while(1)
1508 {
1509 while ( err == noErr )
1510 {
1511 g_iter.m_index++ ;
1512 g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
1513 g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
1514 err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
1515 if ( err != noErr )
1516 break ;
1517
1518 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
1519 break ;
1520
1521 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
1522 continue ;
1523
1524 // hit !
1525 break ;
1526 }
1527 if ( err != noErr )
1528 {
1529 return wxEmptyString ;
1530 }
1531 FSSpec spec ;
1532
1533 FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
1534 g_iter.m_dirId,
1535 g_iter.m_name,
1536 &spec) ;
1537
1538 wxString name = wxMacFSSpec2MacFilename( &spec ) ;
1539 if ( g_iter_spec.Right(4)==(":*.*") || g_iter_spec.Right(2)==(":*") || name.Upper().Matches(g_iter_spec) )
1540 return name ;
1541 }
1542 return wxEmptyString ;
1543 }
1544
1545 #elif defined(__WXMSW__)
1546
1547 #ifdef __WIN32__
1548 static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1549 static WIN32_FIND_DATA gs_findDataStruct;
1550 #else // Win16
1551 #ifdef __BORLANDC__
1552 static struct ffblk gs_findDataStruct;
1553 #else
1554 static struct _find_t gs_findDataStruct;
1555 #endif // Borland
1556 #endif // Win32/16
1557
1558 static wxString gs_strFileSpec;
1559 static int gs_findFlags = 0;
1560
1561 wxString wxFindFirstFile(const wxChar *spec, int flags)
1562 {
1563 wxString result;
1564
1565 gs_strFileSpec = spec;
1566 gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1567
1568 // Find path only so we can concatenate found file onto path
1569 wxString path(wxPathOnly(gs_strFileSpec));
1570 if ( !path.IsEmpty() )
1571 result << path << wxT('\\');
1572
1573 #ifdef __WIN32__
1574 if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1575 FindClose(gs_hFileStruct);
1576
1577 gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1578
1579 if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1580 {
1581 result.Empty();
1582
1583 return result;
1584 }
1585
1586 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1587
1588 if (isdir && !(flags & wxDIR))
1589 return wxFindNextFile();
1590 else if (!isdir && flags && !(flags & wxFILE))
1591 return wxFindNextFile();
1592
1593 result += gs_findDataStruct.cFileName;
1594
1595 return result;
1596 #else // !Win32
1597 int flag = _A_NORMAL;
1598 if (flags & wxDIR)
1599 flag = _A_SUBDIR;
1600
1601 #ifdef __BORLANDC__
1602 if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1603 #else
1604 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1605 #endif
1606 {
1607 char attrib;
1608
1609 #ifdef __BORLANDC__
1610 attrib = gs_findDataStruct.ff_attrib;
1611 #else
1612 attrib = gs_findDataStruct.attrib;
1613 #endif
1614
1615 if (attrib & _A_SUBDIR) {
1616 if (!(gs_findFlags & wxDIR))
1617 return wxFindNextFile();
1618 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1619 return wxFindNextFile();
1620
1621 result +=
1622 #ifdef __BORLANDC__
1623 gs_findDataStruct.ff_name
1624 #else
1625 gs_findDataStruct.name
1626 #endif
1627 ;
1628 }
1629
1630 return result;
1631 #endif // __WIN32__
1632 }
1633
1634
1635 wxString wxFindNextFile()
1636 {
1637 wxString result;
1638
1639 // Find path only so we can concatenate found file onto path
1640 wxString path(wxPathOnly(gs_strFileSpec));
1641
1642 try_again:
1643
1644 #ifdef __WIN32__
1645 if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1646 return result;
1647
1648 bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1649 if (!success)
1650 {
1651 FindClose(gs_hFileStruct);
1652 gs_hFileStruct = INVALID_HANDLE_VALUE;
1653 }
1654 else
1655 {
1656 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1657
1658 if (isdir && !(gs_findFlags & wxDIR))
1659 goto try_again;
1660 else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1661 goto try_again;
1662
1663 if ( !path.IsEmpty() )
1664 result << path << wxT('\\');
1665 result << gs_findDataStruct.cFileName;
1666 }
1667
1668 return result;
1669 #else // Win16
1670
1671 #ifdef __BORLANDC__
1672 if (findnext(&gs_findDataStruct) == 0)
1673 #else
1674 if (_dos_findnext(&gs_findDataStruct) == 0)
1675 #endif
1676 {
1677 /* MATTHEW: [5] Check directory flag */
1678 char attrib;
1679
1680 #ifdef __BORLANDC__
1681 attrib = gs_findDataStruct.ff_attrib;
1682 #else
1683 attrib = gs_findDataStruct.attrib;
1684 #endif
1685
1686 if (attrib & _A_SUBDIR) {
1687 if (!(gs_findFlags & wxDIR))
1688 goto try_again;
1689 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1690 goto try_again;
1691
1692
1693 result +=
1694 #ifdef __BORLANDC__
1695 gs_findDataStruct.ff_name
1696 #else
1697 gs_findDataStruct.name
1698 #endif
1699 ;
1700 }
1701
1702 return result;
1703 #endif // Win32/16
1704 }
1705
1706 #elif defined(__WXPM__)
1707
1708 wxString wxFindFirstFile(const wxChar *spec, int flags)
1709 {
1710 wxString result;
1711
1712 /*
1713 // TODO: figure something out here for OS/2
1714 gs_strFileSpec = spec;
1715 gs_findFlags = flags;
1716
1717 // Find path only so we can concatenate found file onto path
1718 wxString path(wxPathOnly(gs_strFileSpec));
1719 if ( !path.IsEmpty() )
1720 result << path << wxT('\\');
1721
1722 int flag = _A_NORMAL;
1723 if (flags & wxDIR)
1724 flag = _A_SUBDIR;
1725
1726 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1727 {
1728 char attrib;
1729 attrib = gs_findDataStruct.attrib;
1730
1731 if (attrib & _A_SUBDIR) {
1732 if (!(gs_findFlags & wxDIR))
1733 return wxFindNextFile();
1734 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1735 return wxFindNextFile();
1736
1737 result += gs_findDataStruct.name;
1738 }
1739 */
1740 return result;
1741 }
1742
1743 wxString wxFindNextFile()
1744 {
1745 wxString result;
1746 // TODO:
1747 return result;
1748 }
1749
1750 #endif // Unix/Windows/OS/2
1751
1752 // Get current working directory.
1753 // If buf is NULL, allocates space using new, else
1754 // copies into buf.
1755 wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1756 {
1757 if (!buf)
1758 buf = new wxChar[sz+1];
1759 #if wxUSE_UNICODE
1760 char *cbuf = new char[sz+1];
1761 #ifdef _MSC_VER
1762 if (_getcwd(cbuf, sz) == NULL) {
1763 #elif defined(__WXMAC__) && !defined(__DARWIN__)
1764 enum
1765 {
1766 SFSaveDisk = 0x214, CurDirStore = 0x398
1767 };
1768 FSSpec cwdSpec ;
1769
1770 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1771 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1772 strcpy( buf , res ) ;
1773 if (0) {
1774 #else
1775 if (getcwd(cbuf, sz) == NULL) {
1776 #endif
1777 delete [] cbuf;
1778 #else // wxUnicode
1779 #ifdef _MSC_VER
1780 if (_getcwd(buf, sz) == NULL) {
1781 #elif defined(__WXMAC__) && !defined(__DARWIN__)
1782 FSSpec cwdSpec ;
1783 FCBPBRec pb;
1784 OSErr error;
1785 Str255 fileName ;
1786 pb.ioNamePtr = (StringPtr) &fileName;
1787 pb.ioVRefNum = 0;
1788 pb.ioRefNum = LMGetCurApRefNum();
1789 pb.ioFCBIndx = 0;
1790 error = PBGetFCBInfoSync(&pb);
1791 if ( error == noErr )
1792 {
1793 cwdSpec.vRefNum = pb.ioFCBVRefNum;
1794 cwdSpec.parID = pb.ioFCBParID;
1795 cwdSpec.name[0] = 0 ;
1796 wxString res = wxMacFSSpec2MacFilename( &cwdSpec ) ;
1797
1798 strcpy( buf , res ) ;
1799 buf[res.length()]=0 ;
1800 }
1801 else
1802 buf[0] = 0 ;
1803 /*
1804 this version will not always give back the application directory on mac
1805 enum
1806 {
1807 SFSaveDisk = 0x214, CurDirStore = 0x398
1808 };
1809 FSSpec cwdSpec ;
1810
1811 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1812 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1813 strcpy( buf , res ) ;
1814 */
1815 if (0) {
1816 #elif defined(__VISAGECPP__) || (defined (__OS2__) && defined (__WATCOMC__))
1817 APIRET rc;
1818 rc = ::DosQueryCurrentDir( 0 // current drive
1819 ,buf
1820 ,(PULONG)&sz
1821 );
1822 if (rc != 0) {
1823 #else
1824 if (getcwd(buf, sz) == NULL) {
1825 #endif
1826 #endif
1827 buf[0] = wxT('.');
1828 buf[1] = wxT('\0');
1829 }
1830 #if wxUSE_UNICODE
1831 else {
1832 wxConvFile.MB2WC(buf, cbuf, sz);
1833 delete [] cbuf;
1834 }
1835 #endif
1836 return buf;
1837 }
1838
1839 wxString wxGetCwd()
1840 {
1841 static const size_t maxPathLen = 1024;
1842
1843 wxString str;
1844 wxGetWorkingDirectory(str.GetWriteBuf(maxPathLen), maxPathLen);
1845 str.UngetWriteBuf();
1846
1847 return str;
1848 }
1849
1850 bool wxSetWorkingDirectory(const wxString& d)
1851 {
1852 #if defined( __UNIX__ ) || defined( __WXMAC__ )
1853 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1854 #elif defined(__WXPM__)
1855 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1856 #elif defined(__WINDOWS__)
1857
1858 #ifdef __WIN32__
1859 return (bool)(SetCurrentDirectory(d) != 0);
1860 #else
1861 // Must change drive, too.
1862 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1863 if (isDriveSpec)
1864 {
1865 wxChar firstChar = d[0];
1866
1867 // To upper case
1868 if (firstChar > 90)
1869 firstChar = firstChar - 32;
1870
1871 // To a drive number
1872 unsigned int driveNo = firstChar - 64;
1873 if (driveNo > 0)
1874 {
1875 unsigned int noDrives;
1876 _dos_setdrive(driveNo, &noDrives);
1877 }
1878 }
1879 bool success = (chdir(WXSTRINGCAST d) == 0);
1880
1881 return success;
1882 #endif
1883
1884 #endif
1885 }
1886
1887 // Get the OS directory if appropriate (such as the Windows directory).
1888 // On non-Windows platform, probably just return the empty string.
1889 wxString wxGetOSDirectory()
1890 {
1891 #if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
1892 wxChar buf[256];
1893 GetWindowsDirectory(buf, 256);
1894 return wxString(buf);
1895 #else
1896 return wxEmptyString;
1897 #endif
1898 }
1899
1900 bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1901 {
1902 size_t len = wxStrlen(pszFileName);
1903 if ( len == 0 )
1904 return FALSE;
1905 else
1906 return wxIsPathSeparator(pszFileName[len - 1]);
1907 }
1908
1909 // find a file in a list of directories, returns false if not found
1910 bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1911 {
1912 // we assume that it's not empty
1913 wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE,
1914 _T("empty file name in wxFindFileInPath"));
1915
1916 // skip path separator in the beginning of the file name if present
1917 if ( wxIsPathSeparator(*pszFile) )
1918 pszFile++;
1919
1920 // copy the path (strtok will modify it)
1921 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1922 wxStrcpy(szPath, pszPath);
1923
1924 wxString strFile;
1925 wxChar *pc, *save_ptr;
1926 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1927 pc != NULL;
1928 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1929 {
1930 // search for the file in this directory
1931 strFile = pc;
1932 if ( !wxEndsWithPathSeparator(pc) )
1933 strFile += wxFILE_SEP_PATH;
1934 strFile += pszFile;
1935
1936 if ( FileExists(strFile) ) {
1937 *pStr = strFile;
1938 break;
1939 }
1940 }
1941
1942 // suppress warning about unused variable save_ptr when wxStrtok() is a
1943 // macro which throws away its third argument
1944 save_ptr = pc;
1945
1946 delete [] szPath;
1947
1948 return pc != NULL; // if true => we breaked from the loop
1949 }
1950
1951 void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1952 wxString *pstrPath,
1953 wxString *pstrName,
1954 wxString *pstrExt)
1955 {
1956 // it can be empty, but it shouldn't be NULL
1957 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1958
1959 wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt);
1960 }
1961
1962 time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1963 {
1964 wxStructStat buf;
1965
1966 wxStat(filename.fn_str(), &buf);
1967 return buf.st_mtime;
1968 }
1969
1970
1971 //------------------------------------------------------------------------
1972 // wild character routines
1973 //------------------------------------------------------------------------
1974
1975 bool wxIsWild( const wxString& pattern )
1976 {
1977 wxString tmp = pattern;
1978 wxChar *pat = WXSTRINGCAST(tmp);
1979 while (*pat) {
1980 switch (*pat++) {
1981 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1982 return TRUE;
1983 case wxT('\\'):
1984 if (!*pat++)
1985 return FALSE;
1986 }
1987 }
1988 return FALSE;
1989 };
1990
1991 bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1992
1993 #if defined(HAVE_FNMATCH_H)
1994 {
1995 // this probably won't work well for multibyte chars in Unicode mode?
1996 if(dot_special)
1997 return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0;
1998 else
1999 return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0;
2000 }
2001 #else
2002
2003 // #pragma error Broken implementation of wxMatchWild() -- needs fixing!
2004
2005 /*
2006 * WARNING: this code is broken!
2007 */
2008 {
2009 wxString tmp1 = pat;
2010 wxChar *pattern = WXSTRINGCAST(tmp1);
2011 wxString tmp2 = text;
2012 wxChar *str = WXSTRINGCAST(tmp2);
2013 wxChar c;
2014 wxChar *cp;
2015 bool done = FALSE, ret_code, ok;
2016 // Below is for vi fans
2017 const wxChar OB = wxT('{'), CB = wxT('}');
2018
2019 // dot_special means '.' only matches '.'
2020 if (dot_special && *str == wxT('.') && *pattern != *str)
2021 return FALSE;
2022
2023 while ((*pattern != wxT('\0')) && (!done)
2024 && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) {
2025 switch (*pattern) {
2026 case wxT('\\'):
2027 pattern++;
2028 if (*pattern != wxT('\0'))
2029 pattern++;
2030 break;
2031 case wxT('*'):
2032 pattern++;
2033 ret_code = FALSE;
2034 while ((*str!=wxT('\0'))
2035 && ((ret_code=wxMatchWild(pattern, str++, FALSE)) == 0))
2036 /*loop*/;
2037 if (ret_code) {
2038 while (*str != wxT('\0'))
2039 str++;
2040 while (*pattern != wxT('\0'))
2041 pattern++;
2042 }
2043 break;
2044 case wxT('['):
2045 pattern++;
2046 repeat:
2047 if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) {
2048 done = TRUE;
2049 break;
2050 }
2051 if (*pattern == wxT('\\')) {
2052 pattern++;
2053 if (*pattern == wxT('\0')) {
2054 done = TRUE;
2055 break;
2056 }
2057 }
2058 if (*(pattern + 1) == wxT('-')) {
2059 c = *pattern;
2060 pattern += 2;
2061 if (*pattern == wxT(']')) {
2062 done = TRUE;
2063 break;
2064 }
2065 if (*pattern == wxT('\\')) {
2066 pattern++;
2067 if (*pattern == wxT('\0')) {
2068 done = TRUE;
2069 break;
2070 }
2071 }
2072 if ((*str < c) || (*str > *pattern)) {
2073 pattern++;
2074 goto repeat;
2075 }
2076 } else if (*pattern != *str) {
2077 pattern++;
2078 goto repeat;
2079 }
2080 pattern++;
2081 while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) {
2082 if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0')))
2083 pattern++;
2084 pattern++;
2085 }
2086 if (*pattern != wxT('\0')) {
2087 pattern++, str++;
2088 }
2089 break;
2090 case wxT('?'):
2091 pattern++;
2092 str++;
2093 break;
2094 case OB:
2095 pattern++;
2096 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2097 cp = str;
2098 ok = TRUE;
2099 while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0'))
2100 && (*pattern != wxT(',')) && (*pattern != CB)) {
2101 if (*pattern == wxT('\\'))
2102 pattern++;
2103 ok = (*pattern++ == *cp++);
2104 }
2105 if (*pattern == wxT('\0')) {
2106 ok = FALSE;
2107 done = TRUE;
2108 break;
2109 } else if (ok) {
2110 str = cp;
2111 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2112 if (*++pattern == wxT('\\')) {
2113 if (*++pattern == CB)
2114 pattern++;
2115 }
2116 }
2117 } else {
2118 while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) {
2119 if (*++pattern == wxT('\\')) {
2120 if (*++pattern == CB || *pattern == wxT(','))
2121 pattern++;
2122 }
2123 }
2124 }
2125 if (*pattern != wxT('\0'))
2126 pattern++;
2127 }
2128 break;
2129 default:
2130 if (*str == *pattern) {
2131 str++, pattern++;
2132 } else {
2133 done = TRUE;
2134 }
2135 }
2136 }
2137 while (*pattern == wxT('*'))
2138 pattern++;
2139 return ((*str == wxT('\0')) && (*pattern == wxT('\0')));
2140 };
2141
2142 #endif
2143
2144 #ifdef __VISUALC__
2145 #pragma warning(default:4706) // assignment within conditional expression
2146 #endif // VC++
wxWidgets (Impactor)