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fixed wxString::resize() which was completely broken
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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 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
116extern 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
125IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
126
127// ----------------------------------------------------------------------------
128// private globals
129// ----------------------------------------------------------------------------
130
131static 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//
138const 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
152void wxPathList::Add (const wxString& path)
153{
154 wxStringList::Add (WXSTRINGCAST path);
155}
156
157// Add paths e.g. from the PATH environment variable
158void 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.
194void 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
204bool 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
223wxString 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
254wxString 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
272bool
273wxFileExists (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
289bool
290wxIsAbsolutePath (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
327void 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
342void 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
358wxChar *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
410wxChar *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
456wxChar *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 --> ${OPENWINHOME}/lib
606
607 The call wxExpandPath can convert these back!
608 */
609wxChar *
610wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
611{
612 static wxChar dest[_MAXPATHLEN];
613
614 if (filename == wxT(""))
615 return (wxChar *) NULL;
616
617 wxStrcpy (dest, WXSTRINGCAST filename);
618#ifdef __WXMSW__
619 Unix2DosFilename(dest);
620#endif
621
622 // Handle environment
623 const wxChar *val = (const wxChar *) NULL;
624 wxChar *tcp = (wxChar *) NULL;
625 if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
626 (tcp = wxStrstr (dest, val)) != NULL)
627 {
628 wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
629 *tcp++ = wxT('$');
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)
659wxChar *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
692wxString 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
729wxChar *
730wxPathOnly (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
786wxString 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__)
846wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
847{
848 Handle myPath ;
849 short length ;
850
851 FSpGetFullPath( spec , &length , &myPath ) ;
852 ::SetHandleSize( myPath , length + 1 ) ;
853 ::HLock( myPath ) ;
854 (*myPath)[length] = 0 ;
855 if ( length > 0 && (*myPath)[length-1] ==':' )
856 (*myPath)[length-1] = 0 ;
857
858#ifdef __DARWIN__
859 wxString result( wxMac2UnixFilename((char*) *myPath) ) ;
860#else
861 wxString result( (char*) *myPath ) ;
862#endif
863 ::HUnlock( myPath ) ;
864 ::DisposeHandle( myPath ) ;
865 return result ;
866}
867
868void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
869{
870#ifdef __DARWIN__
871 const char *s = wxUnix2MacFilename(path);
872 FSpLocationFromFullPath( strlen(s) , s , spec ) ;
873#else
874 FSpLocationFromFullPath( strlen(path) , path , spec ) ;
875#endif
876}
877
878static char sMacFileNameConversion[ 1000 ] ;
879
880wxString wxMac2UnixFilename (const char *str)
881{
882 char *s = sMacFileNameConversion ;
883 strcpy( s , str ) ;
884 if (s)
885 {
886 memmove( s+1 , s ,strlen( s ) + 1) ;
887 if ( *s == ':' )
888 *s = '.' ;
889 else
890 *s = '/' ;
891
892 while (*s)
893 {
894 if (*s == ':')
895 *s = '/';
896 else
897 *s = wxTolower (*s); // Case INDEPENDENT
898 s++;
899 }
900 }
901 return wxString (sMacFileNameConversion) ;
902}
903
904wxString wxUnix2MacFilename (const char *str)
905{
906 char *s = sMacFileNameConversion ;
907 strcpy( s , str ) ;
908 if (s)
909 {
910 if ( *s == '.' )
911 {
912 // relative path , since it goes on with slash which is translated to a :
913 memmove( s , s+1 ,strlen( s ) ) ;
914 }
915 else if ( *s == '/' )
916 {
917 // absolute path -> on mac just start with the drive name
918 memmove( s , s+1 ,strlen( s ) ) ;
919 }
920 else
921 {
922 wxASSERT_MSG( 1 , "unkown path beginning" ) ;
923 }
924 while (*s)
925 {
926 if (*s == '/' || *s == '\\')
927 {
928 // convert any back-directory situations
929 if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
930 {
931 *s = ':';
932 memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
933 }
934 else
935 *s = ':';
936 }
937
938 s++ ;
939 }
940 }
941 return wxString (sMacFileNameConversion) ;
942}
943
944wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
945{
946 return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ;
947}
948
949void wxUnixFilename2FSSpec( const char *path , FSSpec *spec )
950{
951 wxString var = wxUnix2MacFilename( path ) ;
952 wxMacFilename2FSSpec( var , spec ) ;
953}
954
955#endif // __WXMAC__
956
957void
958wxDos2UnixFilename (char *s)
959{
960 if (s)
961 while (*s)
962 {
963 if (*s == '\\')
964 *s = '/';
965#ifdef __WXMSW__
966 else
967 *s = wxTolower (*s); // Case INDEPENDENT
968#endif
969 s++;
970 }
971}
972
973void
974#if defined(__WXMSW__) || defined(__WXPM__)
975wxUnix2DosFilename (wxChar *s)
976#else
977wxUnix2DosFilename (wxChar *WXUNUSED(s) )
978#endif
979{
980// Yes, I really mean this to happen under DOS only! JACS
981#if defined(__WXMSW__) || defined(__WXPM__)
982 if (s)
983 while (*s)
984 {
985 if (*s == wxT('/'))
986 *s = wxT('\\');
987 s++;
988 }
989#endif
990}
991
992// Concatenate two files to form third
993bool
994wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
995{
996 wxString outfile;
997 if ( !wxGetTempFileName("cat", outfile) )
998 return FALSE;
999
1000 FILE *fp1 = (FILE *) NULL;
1001 FILE *fp2 = (FILE *) NULL;
1002 FILE *fp3 = (FILE *) NULL;
1003 // Open the inputs and outputs
1004 if ((fp1 = wxFopen (OS_FILENAME( file1 ), wxT("rb"))) == NULL ||
1005 (fp2 = wxFopen (OS_FILENAME( file2 ), wxT("rb"))) == NULL ||
1006 (fp3 = wxFopen (OS_FILENAME( outfile ), wxT("wb"))) == NULL)
1007 {
1008 if (fp1)
1009 fclose (fp1);
1010 if (fp2)
1011 fclose (fp2);
1012 if (fp3)
1013 fclose (fp3);
1014 return FALSE;
1015 }
1016
1017 int ch;
1018 while ((ch = getc (fp1)) != EOF)
1019 (void) putc (ch, fp3);
1020 fclose (fp1);
1021
1022 while ((ch = getc (fp2)) != EOF)
1023 (void) putc (ch, fp3);
1024 fclose (fp2);
1025
1026 fclose (fp3);
1027 bool result = wxRenameFile(outfile, file3);
1028 return result;
1029}
1030
1031// Copy files
1032bool
1033wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
1034{
1035#if defined(__WIN32__) && !defined(__WXMICROWIN__)
1036 // CopyFile() copies file attributes and modification time too, so use it
1037 // instead of our code if available
1038 //
1039 // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
1040 return ::CopyFile(file1, file2, !overwrite) != 0;
1041#elif defined(__WXPM__)
1042 if (::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) == 0)
1043 return TRUE;
1044 else
1045 return FALSE;
1046#else // !Win32
1047 wxStructStat fbuf;
1048
1049 // get permissions of file1
1050 if ( wxStat(OS_FILENAME(file1), &fbuf) != 0 )
1051 {
1052 // the file probably doesn't exist or we haven't the rights to read
1053 // from it anyhow
1054 wxLogSysError(_("Impossible to get permissions for file '%s'"),
1055 file1.c_str());
1056 return FALSE;
1057 }
1058
1059 // open file1 for reading
1060 wxFile fileIn(file1, wxFile::read);
1061 if ( !fileIn.IsOpened() )
1062 return FALSE;
1063
1064 // remove file2, if it exists. This is needed for creating
1065 // file2 with the correct permissions in the next step
1066 if ( wxFileExists(file2) && (!overwrite || !wxRemoveFile(file2)))
1067 {
1068 wxLogSysError(_("Impossible to overwrite the file '%s'"),
1069 file2.c_str());
1070 return FALSE;
1071 }
1072
1073#ifdef __UNIX__
1074 // reset the umask as we want to create the file with exactly the same
1075 // permissions as the original one
1076 mode_t oldUmask = umask( 0 );
1077#endif // __UNIX__
1078
1079 // create file2 with the same permissions than file1 and open it for
1080 // writing
1081 wxFile fileOut;
1082 if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) )
1083 return FALSE;
1084
1085#ifdef __UNIX__
1086 /// restore the old umask
1087 umask(oldUmask);
1088#endif // __UNIX__
1089
1090 // copy contents of file1 to file2
1091 char buf[4096];
1092 size_t count;
1093 for ( ;; )
1094 {
1095 count = fileIn.Read(buf, WXSIZEOF(buf));
1096 if ( fileIn.Error() )
1097 return FALSE;
1098
1099 // end of file?
1100 if ( !count )
1101 break;
1102
1103 if ( fileOut.Write(buf, count) < count )
1104 return FALSE;
1105 }
1106
1107 // we can expect fileIn to be closed successfully, but we should ensure
1108 // that fileOut was closed as some write errors (disk full) might not be
1109 // detected before doing this
1110 if ( !fileIn.Close() || !fileOut.Close() )
1111 return FALSE;
1112
1113#if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__)
1114 // no chmod in VA. Should be some permission API for HPFS386 partitions
1115 // however
1116 if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 )
1117 {
1118 wxLogSysError(_("Impossible to set permissions for the file '%s'"),
1119 file2.c_str());
1120 return FALSE;
1121 }
1122#endif // OS/2 || Mac
1123
1124 return TRUE;
1125#endif // __WXMSW__ && __WIN32__
1126}
1127
1128bool
1129wxRenameFile (const wxString& file1, const wxString& file2)
1130{
1131 // Normal system call
1132 if ( wxRename (file1, file2) == 0 )
1133 return TRUE;
1134
1135 // Try to copy
1136 if (wxCopyFile(file1, file2)) {
1137 wxRemoveFile(file1);
1138 return TRUE;
1139 }
1140 // Give up
1141 return FALSE;
1142}
1143
1144bool wxRemoveFile(const wxString& file)
1145{
1146#if defined(__VISUALC__) \
1147 || defined(__BORLANDC__) \
1148 || defined(__WATCOMC__) \
1149 || defined(__GNUWIN32__)
1150 int res = wxRemove(file);
1151#else
1152 int res = unlink(OS_FILENAME(file));
1153#endif
1154
1155 return res == 0;
1156}
1157
1158bool wxMkdir(const wxString& dir, int perm)
1159{
1160#if defined(__WXMAC__) && !defined(__UNIX__)
1161 return (mkdir( dir , 0 ) == 0);
1162#else // !Mac
1163 const wxChar *dirname = dir.c_str();
1164
1165 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1166 // for the GNU compiler
1167#if (!(defined(__WXMSW__) || defined(__WXPM__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__) || defined(__WXMICROWIN__)
1168 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1169#elif defined(__WXPM__)
1170 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1171#else // !MSW and !OS/2 VAC++
1172 (void)perm;
1173 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1174#endif // !MSW/MSW
1175 {
1176 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1177
1178 return FALSE;
1179 }
1180
1181 return TRUE;
1182#endif // Mac/!Mac
1183}
1184
1185bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1186{
1187#ifdef __VMS__
1188 return FALSE; //to be changed since rmdir exists in VMS7.x
1189#elif defined(__WXPM__)
1190 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1191#else
1192
1193#ifdef __SALFORDC__
1194 return FALSE; // What to do?
1195#else
1196 return (wxRmDir(OS_FILENAME(dir)) == 0);
1197#endif
1198
1199#endif
1200}
1201
1202// does the path exists? (may have or not '/' or '\\' at the end)
1203bool wxPathExists(const wxChar *pszPathName)
1204{
1205 wxString strPath(pszPathName);
1206#ifdef __WINDOWS__
1207 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1208 // so remove all trailing backslashes from the path - but don't do this for
1209 // the pathes "d:\" (which are different from "d:") nor for just "\"
1210 while ( wxEndsWithPathSeparator(strPath) )
1211 {
1212 size_t len = strPath.length();
1213 if ( len == 1 || (len == 3 && strPath[len - 2] == _T(':')) )
1214 break;
1215
1216 strPath.Truncate(len - 1);
1217 }
1218#endif // __WINDOWS__
1219
1220#ifdef __WINDOWS__
1221 // Stat can't cope with network paths
1222 DWORD ret = GetFileAttributes(strPath.c_str());
1223 DWORD isDir = (ret & FILE_ATTRIBUTE_DIRECTORY);
1224 return ((ret != 0xffffffff) && (isDir != 0));
1225#else
1226
1227 wxStructStat st;
1228#ifndef __VISAGECPP__
1229 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1230 ((st.st_mode & S_IFMT) == S_IFDIR);
1231#else
1232 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1233 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1234 (st.st_mode == S_IFDIR);
1235#endif
1236
1237#endif
1238}
1239
1240// Get a temporary filename, opening and closing the file.
1241wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1242{
1243#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
1244
1245#ifndef __WIN32__
1246 wxChar tmp[144];
1247 ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1248#else
1249 wxChar tmp[MAX_PATH];
1250 wxChar tmpPath[MAX_PATH];
1251 ::GetTempPath(MAX_PATH, tmpPath);
1252 ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1253#endif
1254 if (buf) wxStrcpy(buf, tmp);
1255 else buf = copystring(tmp);
1256 return buf;
1257
1258#else
1259 static short last_temp = 0; // cache last to speed things a bit
1260 // At most 1000 temp files to a process! We use a ring count.
1261 wxChar tmp[100]; // FIXME static buffer
1262
1263 for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1264 {
1265 wxSprintf (tmp, wxT("/tmp/%s%d.%03x"), WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1266 if (!wxFileExists( tmp ))
1267 {
1268 // Touch the file to create it (reserve name)
1269 FILE *fd = fopen (wxFNCONV(tmp), "w");
1270 if (fd)
1271 fclose (fd);
1272 last_temp = suffix;
1273 if (buf)
1274 wxStrcpy( buf, tmp);
1275 else
1276 buf = copystring( tmp );
1277 return buf;
1278 }
1279 }
1280 wxLogError( _("wxWindows: error finding temporary file name.\n") );
1281 if (buf) buf[0] = 0;
1282 return (wxChar *) NULL;
1283#endif
1284}
1285
1286bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1287{
1288 wxChar buf2[512];
1289 if (wxGetTempFileName(prefix, buf2) != (wxChar*) NULL)
1290 {
1291 buf = buf2;
1292 return TRUE;
1293 }
1294 else
1295 return FALSE;
1296}
1297
1298// Get first file name matching given wild card.
1299
1300#if defined(__UNIX__) && !defined(__WXMAC__)
1301
1302// Get first file name matching given wild card.
1303// Flags are reserved for future use.
1304
1305#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1306 static DIR *gs_dirStream = (DIR *) NULL;
1307 static wxString gs_strFileSpec;
1308 static int gs_findFlags = 0;
1309#endif
1310
1311wxString wxFindFirstFile(const wxChar *spec, int flags)
1312{
1313 wxString result;
1314#ifdef __VMS
1315 wxChar *specvms = NULL;
1316#endif
1317
1318#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1319 if (gs_dirStream)
1320 closedir(gs_dirStream); // edz 941103: better housekeping
1321
1322 gs_findFlags = flags;
1323
1324 gs_strFileSpec = spec;
1325
1326 // Find path only so we can concatenate
1327 // found file onto path
1328 wxString path(wxPathOnly(gs_strFileSpec));
1329
1330 // special case: path is really "/"
1331 if ( !path && gs_strFileSpec[0u] == wxT('/') )
1332#ifdef __VMS
1333 {
1334 wxStrcpy( specvms , wxT( "[000000]" ) );
1335 gs_strFileSpec = specvms;
1336 wxString path_vms(wxPathOnly(gs_strFileSpec));
1337 path = path_vms;
1338 }
1339#else
1340 path = wxT('/');
1341#endif
1342 // path is empty => Local directory
1343 if ( !path )
1344#ifdef __VMS
1345 {
1346 wxStrcpy( specvms , wxT( "[]" ) );
1347 gs_strFileSpec = specvms;
1348 wxString path_vms1(wxPathOnly(gs_strFileSpec));
1349 path = path_vms1;
1350 }
1351#else
1352 path = wxT('.');
1353#endif
1354
1355 gs_dirStream = opendir(path.fn_str());
1356 if ( !gs_dirStream )
1357 {
1358 wxLogSysError(_("Can not enumerate files in directory '%s'"),
1359 path.c_str());
1360 }
1361 else
1362 {
1363 result = wxFindNextFile();
1364 }
1365#endif // !VMS6.x or earlier
1366
1367 return result;
1368}
1369
1370wxString wxFindNextFile()
1371{
1372 wxString result;
1373
1374#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1375 wxCHECK_MSG( gs_dirStream, result, wxT("must call wxFindFirstFile first") );
1376
1377 // Find path only so we can concatenate
1378 // found file onto path
1379 wxString path(wxPathOnly(gs_strFileSpec));
1380 wxString name(wxFileNameFromPath(gs_strFileSpec));
1381
1382 /* MATTHEW: special case: path is really "/" */
1383 if ( !path && gs_strFileSpec[0u] == wxT('/'))
1384 path = wxT('/');
1385
1386 // Do the reading
1387 struct dirent *nextDir;
1388 for ( nextDir = readdir(gs_dirStream);
1389 nextDir != NULL;
1390 nextDir = readdir(gs_dirStream) )
1391 {
1392 if (wxMatchWild(name, nextDir->d_name, FALSE) && // RR: added FALSE to find hidden files
1393 strcmp(nextDir->d_name, ".") &&
1394 strcmp(nextDir->d_name, "..") )
1395 {
1396 result.Empty();
1397 if ( !path.IsEmpty() )
1398 {
1399 result = path;
1400 if ( path != wxT('/') )
1401 result += wxT('/');
1402 }
1403
1404 result += nextDir->d_name;
1405
1406 // Only return "." and ".." when they match
1407 bool isdir;
1408 if ( (strcmp(nextDir->d_name, ".") == 0) ||
1409 (strcmp(nextDir->d_name, "..") == 0))
1410 {
1411 if ( (gs_findFlags & wxDIR) != 0 )
1412 isdir = TRUE;
1413 else
1414 continue;
1415 }
1416 else
1417 isdir = wxDirExists(result);
1418
1419 // and only return directories when flags & wxDIR
1420 if ( !gs_findFlags ||
1421 ((gs_findFlags & wxDIR) && isdir) ||
1422 ((gs_findFlags & wxFILE) && !isdir) )
1423 {
1424 return result;
1425 }
1426 }
1427 }
1428
1429 result.Empty(); // not found
1430
1431 closedir(gs_dirStream);
1432 gs_dirStream = (DIR *) NULL;
1433#endif // !VMS6.2 or earlier
1434
1435 return result;
1436}
1437
1438#elif defined(__WXMAC__)
1439
1440struct MacDirectoryIterator
1441{
1442 CInfoPBRec m_CPB ;
1443 wxInt16 m_index ;
1444 long m_dirId ;
1445 Str255 m_name ;
1446} ;
1447
1448static int g_iter_flags ;
1449
1450static MacDirectoryIterator g_iter ;
1451
1452wxString wxFindFirstFile(const wxChar *spec, int flags)
1453{
1454 wxString result;
1455
1456 g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
1457
1458 // Find path only so we can concatenate found file onto path
1459 wxString path(wxPathOnly(spec));
1460 if ( !path.IsEmpty() )
1461 result << path << wxT('\\');
1462
1463 FSSpec fsspec ;
1464
1465 wxMacFilename2FSSpec( result , &fsspec ) ;
1466 g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
1467 g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
1468 g_iter.m_index = 0 ;
1469
1470 Boolean isDir ;
1471 FSpGetDirectoryID( &fsspec , &g_iter.m_dirId , &isDir ) ;
1472 if ( !isDir )
1473 return wxEmptyString ;
1474
1475 return wxFindNextFile( ) ;
1476}
1477
1478wxString wxFindNextFile()
1479{
1480 wxString result;
1481
1482 short err = noErr ;
1483
1484 while ( err == noErr )
1485 {
1486 g_iter.m_index++ ;
1487 g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
1488 g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
1489 err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
1490 if ( err != noErr )
1491 break ;
1492
1493 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
1494 break ;
1495
1496 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
1497 continue ;
1498
1499 // hit !
1500 break ;
1501 }
1502 if ( err != noErr )
1503 {
1504 return wxEmptyString ;
1505 }
1506 FSSpec spec ;
1507
1508 FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
1509 g_iter.m_dirId,
1510 g_iter.m_name,
1511 &spec) ;
1512
1513 return wxMacFSSpec2MacFilename( &spec ) ;
1514}
1515
1516#elif defined(__WXMSW__)
1517
1518#ifdef __WIN32__
1519 static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1520 static WIN32_FIND_DATA gs_findDataStruct;
1521#else // Win16
1522 #ifdef __BORLANDC__
1523 static struct ffblk gs_findDataStruct;
1524 #else
1525 static struct _find_t gs_findDataStruct;
1526 #endif // Borland
1527#endif // Win32/16
1528
1529static wxString gs_strFileSpec;
1530static int gs_findFlags = 0;
1531
1532wxString wxFindFirstFile(const wxChar *spec, int flags)
1533{
1534 wxString result;
1535
1536 gs_strFileSpec = spec;
1537 gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1538
1539 // Find path only so we can concatenate found file onto path
1540 wxString path(wxPathOnly(gs_strFileSpec));
1541 if ( !path.IsEmpty() )
1542 result << path << wxT('\\');
1543
1544#ifdef __WIN32__
1545 if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1546 FindClose(gs_hFileStruct);
1547
1548 gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1549
1550 if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1551 {
1552 result.Empty();
1553
1554 return result;
1555 }
1556
1557 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1558
1559 if (isdir && !(flags & wxDIR))
1560 return wxFindNextFile();
1561 else if (!isdir && flags && !(flags & wxFILE))
1562 return wxFindNextFile();
1563
1564 result += gs_findDataStruct.cFileName;
1565
1566 return result;
1567#else // !Win32
1568 int flag = _A_NORMAL;
1569 if (flags & wxDIR)
1570 flag = _A_SUBDIR;
1571
1572#ifdef __BORLANDC__
1573 if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1574#else
1575 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1576#endif
1577 {
1578 char attrib;
1579
1580#ifdef __BORLANDC__
1581 attrib = gs_findDataStruct.ff_attrib;
1582#else
1583 attrib = gs_findDataStruct.attrib;
1584#endif
1585
1586 if (attrib & _A_SUBDIR) {
1587 if (!(gs_findFlags & wxDIR))
1588 return wxFindNextFile();
1589 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1590 return wxFindNextFile();
1591
1592 result +=
1593#ifdef __BORLANDC__
1594 gs_findDataStruct.ff_name
1595#else
1596 gs_findDataStruct.name
1597#endif
1598 ;
1599 }
1600
1601 return result;
1602#endif // __WIN32__
1603}
1604
1605
1606wxString wxFindNextFile()
1607{
1608 wxString result;
1609
1610 // Find path only so we can concatenate found file onto path
1611 wxString path(wxPathOnly(gs_strFileSpec));
1612
1613try_again:
1614
1615#ifdef __WIN32__
1616 if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1617 return result;
1618
1619 bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1620 if (!success)
1621 {
1622 FindClose(gs_hFileStruct);
1623 gs_hFileStruct = INVALID_HANDLE_VALUE;
1624 }
1625 else
1626 {
1627 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1628
1629 if (isdir && !(gs_findFlags & wxDIR))
1630 goto try_again;
1631 else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1632 goto try_again;
1633
1634 if ( !path.IsEmpty() )
1635 result << path << wxT('\\');
1636 result << gs_findDataStruct.cFileName;
1637 }
1638
1639 return result;
1640#else // Win16
1641
1642#ifdef __BORLANDC__
1643 if (findnext(&gs_findDataStruct) == 0)
1644#else
1645 if (_dos_findnext(&gs_findDataStruct) == 0)
1646#endif
1647 {
1648 /* MATTHEW: [5] Check directory flag */
1649 char attrib;
1650
1651#ifdef __BORLANDC__
1652 attrib = gs_findDataStruct.ff_attrib;
1653#else
1654 attrib = gs_findDataStruct.attrib;
1655#endif
1656
1657 if (attrib & _A_SUBDIR) {
1658 if (!(gs_findFlags & wxDIR))
1659 goto try_again;
1660 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1661 goto try_again;
1662
1663
1664 result +=
1665#ifdef __BORLANDC__
1666 gs_findDataStruct.ff_name
1667#else
1668 gs_findDataStruct.name
1669#endif
1670 ;
1671 }
1672
1673 return result;
1674#endif // Win32/16
1675}
1676
1677#elif defined(__WXPM__)
1678
1679wxString wxFindFirstFile(const wxChar *spec, int flags)
1680{
1681 wxString result;
1682
1683 /*
1684 // TODO: figure something out here for OS/2
1685 gs_strFileSpec = spec;
1686 gs_findFlags = flags;
1687
1688 // Find path only so we can concatenate found file onto path
1689 wxString path(wxPathOnly(gs_strFileSpec));
1690 if ( !path.IsEmpty() )
1691 result << path << wxT('\\');
1692
1693 int flag = _A_NORMAL;
1694 if (flags & wxDIR)
1695 flag = _A_SUBDIR;
1696
1697 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1698 {
1699 char attrib;
1700 attrib = gs_findDataStruct.attrib;
1701
1702 if (attrib & _A_SUBDIR) {
1703 if (!(gs_findFlags & wxDIR))
1704 return wxFindNextFile();
1705 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1706 return wxFindNextFile();
1707
1708 result += gs_findDataStruct.name;
1709 }
1710 */
1711 return result;
1712}
1713
1714wxString wxFindNextFile()
1715{
1716 wxString result;
1717 // TODO:
1718 return result;
1719}
1720
1721#endif // Unix/Windows/OS/2
1722
1723// Get current working directory.
1724// If buf is NULL, allocates space using new, else
1725// copies into buf.
1726wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1727{
1728 if (!buf)
1729 buf = new wxChar[sz+1];
1730#if wxUSE_UNICODE
1731 char *cbuf = new char[sz+1];
1732#ifdef _MSC_VER
1733 if (_getcwd(cbuf, sz) == NULL) {
1734#elif defined(__WXMAC__) && !defined(__DARWIN__)
1735 enum
1736 {
1737 SFSaveDisk = 0x214, CurDirStore = 0x398
1738 };
1739 FSSpec cwdSpec ;
1740
1741 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1742 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1743 strcpy( buf , res ) ;
1744 if (0) {
1745#else
1746 if (getcwd(cbuf, sz) == NULL) {
1747#endif
1748 delete [] cbuf;
1749#else // wxUnicode
1750#ifdef _MSC_VER
1751 if (_getcwd(buf, sz) == NULL) {
1752#elif defined(__WXMAC__) && !defined(__DARWIN__)
1753 FSSpec cwdSpec ;
1754 FCBPBRec pb;
1755 OSErr error;
1756 Str255 fileName ;
1757 pb.ioNamePtr = (StringPtr) &fileName;
1758 pb.ioVRefNum = 0;
1759 pb.ioRefNum = LMGetCurApRefNum();
1760 pb.ioFCBIndx = 0;
1761 error = PBGetFCBInfoSync(&pb);
1762 if ( error == noErr )
1763 {
1764 cwdSpec.vRefNum = pb.ioFCBVRefNum;
1765 cwdSpec.parID = pb.ioFCBParID;
1766 cwdSpec.name[0] = 0 ;
1767 wxString res = wxMacFSSpec2MacFilename( &cwdSpec ) ;
1768
1769 strcpy( buf , res ) ;
1770 buf[res.length()]=0 ;
1771 }
1772 else
1773 buf[0] = 0 ;
1774 /*
1775 this version will not always give back the application directory on mac
1776 enum
1777 {
1778 SFSaveDisk = 0x214, CurDirStore = 0x398
1779 };
1780 FSSpec cwdSpec ;
1781
1782 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1783 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1784 strcpy( buf , res ) ;
1785 */
1786 if (0) {
1787#elif defined(__VISAGECPP__) || (defined (__OS2__) && defined (__WATCOMC__))
1788 APIRET rc;
1789 rc = ::DosQueryCurrentDir( 0 // current drive
1790 ,buf
1791 ,(PULONG)&sz
1792 );
1793 if (rc != 0) {
1794#else
1795 if (getcwd(buf, sz) == NULL) {
1796#endif
1797#endif
1798 buf[0] = wxT('.');
1799 buf[1] = wxT('\0');
1800 }
1801#if wxUSE_UNICODE
1802 else {
1803 wxConvFile.MB2WC(buf, cbuf, sz);
1804 delete [] cbuf;
1805 }
1806#endif
1807 return buf;
1808}
1809
1810wxString wxGetCwd()
1811{
1812 static const size_t maxPathLen = 1024;
1813
1814 wxString str;
1815 wxGetWorkingDirectory(str.GetWriteBuf(maxPathLen), maxPathLen);
1816 str.UngetWriteBuf();
1817
1818 return str;
1819}
1820
1821bool wxSetWorkingDirectory(const wxString& d)
1822{
1823#if defined( __UNIX__ ) || defined( __WXMAC__ )
1824 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1825#elif defined(__WXPM__)
1826 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1827#elif defined(__WINDOWS__)
1828
1829#ifdef __WIN32__
1830 return (bool)(SetCurrentDirectory(d) != 0);
1831#else
1832 // Must change drive, too.
1833 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1834 if (isDriveSpec)
1835 {
1836 wxChar firstChar = d[0];
1837
1838 // To upper case
1839 if (firstChar > 90)
1840 firstChar = firstChar - 32;
1841
1842 // To a drive number
1843 unsigned int driveNo = firstChar - 64;
1844 if (driveNo > 0)
1845 {
1846 unsigned int noDrives;
1847 _dos_setdrive(driveNo, &noDrives);
1848 }
1849 }
1850 bool success = (chdir(WXSTRINGCAST d) == 0);
1851
1852 return success;
1853#endif
1854
1855#endif
1856}
1857
1858// Get the OS directory if appropriate (such as the Windows directory).
1859// On non-Windows platform, probably just return the empty string.
1860wxString wxGetOSDirectory()
1861{
1862#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
1863 wxChar buf[256];
1864 GetWindowsDirectory(buf, 256);
1865 return wxString(buf);
1866#else
1867 return wxEmptyString;
1868#endif
1869}
1870
1871bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1872{
1873 size_t len = wxStrlen(pszFileName);
1874 if ( len == 0 )
1875 return FALSE;
1876 else
1877 return wxIsPathSeparator(pszFileName[len - 1]);
1878}
1879
1880// find a file in a list of directories, returns false if not found
1881bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1882{
1883 // we assume that it's not empty
1884 wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE,
1885 _T("empty file name in wxFindFileInPath"));
1886
1887 // skip path separator in the beginning of the file name if present
1888 if ( wxIsPathSeparator(*pszFile) )
1889 pszFile++;
1890
1891 // copy the path (strtok will modify it)
1892 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1893 wxStrcpy(szPath, pszPath);
1894
1895 wxString strFile;
1896 wxChar *pc, *save_ptr;
1897 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1898 pc != NULL;
1899 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1900 {
1901 // search for the file in this directory
1902 strFile = pc;
1903 if ( !wxEndsWithPathSeparator(pc) )
1904 strFile += wxFILE_SEP_PATH;
1905 strFile += pszFile;
1906
1907 if ( FileExists(strFile) ) {
1908 *pStr = strFile;
1909 break;
1910 }
1911 }
1912
1913 // suppress warning about unused variable save_ptr when wxStrtok() is a
1914 // macro which throws away its third argument
1915 save_ptr = pc;
1916
1917 delete [] szPath;
1918
1919 return pc != NULL; // if true => we breaked from the loop
1920}
1921
1922void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1923 wxString *pstrPath,
1924 wxString *pstrName,
1925 wxString *pstrExt)
1926{
1927 // it can be empty, but it shouldn't be NULL
1928 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1929
1930 wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt);
1931}
1932
1933time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1934{
1935 wxStructStat buf;
1936
1937 wxStat(filename.fn_str(), &buf);
1938 return buf.st_mtime;
1939}
1940
1941
1942//------------------------------------------------------------------------
1943// wild character routines
1944//------------------------------------------------------------------------
1945
1946bool wxIsWild( const wxString& pattern )
1947{
1948 wxString tmp = pattern;
1949 wxChar *pat = WXSTRINGCAST(tmp);
1950 while (*pat) {
1951 switch (*pat++) {
1952 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1953 return TRUE;
1954 case wxT('\\'):
1955 if (!*pat++)
1956 return FALSE;
1957 }
1958 }
1959 return FALSE;
1960};
1961
1962bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1963
1964#if defined(HAVE_FNMATCH_H)
1965{
1966// this probably won't work well for multibyte chars in Unicode mode?
1967 if(dot_special)
1968 return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0;
1969 else
1970 return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0;
1971}
1972#else
1973
1974// #pragma error Broken implementation of wxMatchWild() -- needs fixing!
1975
1976 /*
1977 * WARNING: this code is broken!
1978 */
1979{
1980 wxString tmp1 = pat;
1981 wxChar *pattern = WXSTRINGCAST(tmp1);
1982 wxString tmp2 = text;
1983 wxChar *str = WXSTRINGCAST(tmp2);
1984 wxChar c;
1985 wxChar *cp;
1986 bool done = FALSE, ret_code, ok;
1987 // Below is for vi fans
1988 const wxChar OB = wxT('{'), CB = wxT('}');
1989
1990 // dot_special means '.' only matches '.'
1991 if (dot_special && *str == wxT('.') && *pattern != *str)
1992 return FALSE;
1993
1994 while ((*pattern != wxT('\0')) && (!done)
1995 && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) {
1996 switch (*pattern) {
1997 case wxT('\\'):
1998 pattern++;
1999 if (*pattern != wxT('\0'))
2000 pattern++;
2001 break;
2002 case wxT('*'):
2003 pattern++;
2004 ret_code = FALSE;
2005 while ((*str!=wxT('\0'))
2006 && ((ret_code=wxMatchWild(pattern, str++, FALSE)) == 0))
2007 /*loop*/;
2008 if (ret_code) {
2009 while (*str != wxT('\0'))
2010 str++;
2011 while (*pattern != wxT('\0'))
2012 pattern++;
2013 }
2014 break;
2015 case wxT('['):
2016 pattern++;
2017 repeat:
2018 if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) {
2019 done = TRUE;
2020 break;
2021 }
2022 if (*pattern == wxT('\\')) {
2023 pattern++;
2024 if (*pattern == wxT('\0')) {
2025 done = TRUE;
2026 break;
2027 }
2028 }
2029 if (*(pattern + 1) == wxT('-')) {
2030 c = *pattern;
2031 pattern += 2;
2032 if (*pattern == wxT(']')) {
2033 done = TRUE;
2034 break;
2035 }
2036 if (*pattern == wxT('\\')) {
2037 pattern++;
2038 if (*pattern == wxT('\0')) {
2039 done = TRUE;
2040 break;
2041 }
2042 }
2043 if ((*str < c) || (*str > *pattern)) {
2044 pattern++;
2045 goto repeat;
2046 }
2047 } else if (*pattern != *str) {
2048 pattern++;
2049 goto repeat;
2050 }
2051 pattern++;
2052 while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) {
2053 if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0')))
2054 pattern++;
2055 pattern++;
2056 }
2057 if (*pattern != wxT('\0')) {
2058 pattern++, str++;
2059 }
2060 break;
2061 case wxT('?'):
2062 pattern++;
2063 str++;
2064 break;
2065 case OB:
2066 pattern++;
2067 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2068 cp = str;
2069 ok = TRUE;
2070 while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0'))
2071 && (*pattern != wxT(',')) && (*pattern != CB)) {
2072 if (*pattern == wxT('\\'))
2073 pattern++;
2074 ok = (*pattern++ == *cp++);
2075 }
2076 if (*pattern == wxT('\0')) {
2077 ok = FALSE;
2078 done = TRUE;
2079 break;
2080 } else if (ok) {
2081 str = cp;
2082 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2083 if (*++pattern == wxT('\\')) {
2084 if (*++pattern == CB)
2085 pattern++;
2086 }
2087 }
2088 } else {
2089 while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) {
2090 if (*++pattern == wxT('\\')) {
2091 if (*++pattern == CB || *pattern == wxT(','))
2092 pattern++;
2093 }
2094 }
2095 }
2096 if (*pattern != wxT('\0'))
2097 pattern++;
2098 }
2099 break;
2100 default:
2101 if (*str == *pattern) {
2102 str++, pattern++;
2103 } else {
2104 done = TRUE;
2105 }
2106 }
2107 }
2108 while (*pattern == wxT('*'))
2109 pattern++;
2110 return ((*str == wxT('\0')) && (*pattern == wxT('\0')));
2111};
2112
2113#endif
2114
2115#ifdef __VISUALC__
2116 #pragma warning(default:4706) // assignment within conditional expression
2117#endif // VC++
wxWidgets (Impactor)