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Remvoed a yield in HitTest because of undesirable consequences
[wxWidgets.git] / src / common / filefn.cpp
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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 #ifndef __TWIN32__
82 #include <sys/unistd.h>
83 #endif
84#endif
85
86#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
87 // this (3.1 I believe) and how to test for it.
88 // If this works for Borland 4.0 as well, then no worries.
89 #include <dir.h>
90#endif
91
92#ifdef __SALFORDC__
93 #include <dir.h>
94 #include <unix.h>
95#endif
96
97#include "wx/setup.h"
98#include "wx/log.h"
99
100// No, Cygwin doesn't appear to have fnmatch.h after all.
101#if defined(HAVE_FNMATCH_H)
102 #include "fnmatch.h"
103#endif
104
105#ifdef __WINDOWS__
106 #include <windows.h>
107#endif
108
109// ----------------------------------------------------------------------------
110// constants
111// ----------------------------------------------------------------------------
112
113#define _MAXPATHLEN 500
114
115extern wxChar *wxBuffer;
116
117#if defined(__WXMAC__) && !defined(__UNIX__)
118 #include "morefile.h"
119 #include "moreextr.h"
120 #include "fullpath.h"
121 #include "fspcompa.h"
122#endif
123
124IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
125
126// ----------------------------------------------------------------------------
127// private globals
128// ----------------------------------------------------------------------------
129
130static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN];
131
132#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
133//
134// VisualAge C++ V4.0 cannot have any external linkage const decs
135// in headers included by more than one primary source
136//
137const off_t wxInvalidOffset = (off_t)-1;
138#endif
139
140// ----------------------------------------------------------------------------
141// macros
142// ----------------------------------------------------------------------------
143
144// we need to translate Mac filenames before passing them to OS functions
145#ifdef __MAC__
146 #define OS_FILENAME(s) (wxUnix2MacFilename(s))
147#else
148 #define OS_FILENAME(s) (s.fn_str())
149#endif
150
151// ============================================================================
152// implementation
153// ============================================================================
154
155void wxPathList::Add (const wxString& path)
156{
157 wxStringList::Add (WXSTRINGCAST path);
158}
159
160// Add paths e.g. from the PATH environment variable
161void wxPathList::AddEnvList (const wxString& envVariable)
162{
163 static const wxChar PATH_TOKS[] =
164#ifdef __WINDOWS__
165 wxT(" ;"); // Don't seperate with colon in DOS (used for drive)
166#else
167 wxT(" :;");
168#endif
169
170 wxChar *val = wxGetenv (WXSTRINGCAST envVariable);
171 if (val && *val)
172 {
173 wxChar *s = copystring (val);
174 wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr);
175
176 if (token)
177 {
178 Add (copystring (token));
179 while (token)
180 {
181 if ((token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr)) != NULL)
182 Add (wxString(token));
183 }
184 }
185
186 // suppress warning about unused variable save_ptr when wxStrtok() is a
187 // macro which throws away its third argument
188 save_ptr = token;
189
190 delete [] s;
191 }
192}
193
194// Given a full filename (with path), ensure that that file can
195// be accessed again USING FILENAME ONLY by adding the path
196// to the list if not already there.
197void wxPathList::EnsureFileAccessible (const wxString& path)
198{
199 wxString path_only(wxPathOnly(path));
200 if ( !path_only.IsEmpty() )
201 {
202 if ( !Member(path_only) )
203 Add(path_only);
204 }
205}
206
207bool wxPathList::Member (const wxString& path)
208{
209 for (wxNode * node = First (); node != NULL; node = node->Next ())
210 {
211 wxString path2((wxChar *) node->Data ());
212 if (
213#if defined(__WINDOWS__) || defined(__VMS__) || defined (__WXMAC__)
214 // Case INDEPENDENT
215 path.CompareTo (path2, wxString::ignoreCase) == 0
216#else
217 // Case sensitive File System
218 path.CompareTo (path2) == 0
219#endif
220 )
221 return TRUE;
222 }
223 return FALSE;
224}
225
226wxString wxPathList::FindValidPath (const wxString& file)
227{
228 if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file)))
229 return wxString(wxFileFunctionsBuffer);
230
231 wxChar buf[_MAXPATHLEN];
232 wxStrcpy(buf, wxFileFunctionsBuffer);
233
234 wxChar *filename = (wxChar*) NULL; /* shut up buggy egcs warning */
235 filename = IsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf;
236
237 for (wxNode * node = First (); node; node = node->Next ())
238 {
239 wxChar *path = (wxChar *) node->Data ();
240 wxStrcpy (wxFileFunctionsBuffer, path);
241 wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1];
242 if (ch != wxT('\\') && ch != wxT('/'))
243 wxStrcat (wxFileFunctionsBuffer, wxT("/"));
244 wxStrcat (wxFileFunctionsBuffer, filename);
245#ifdef __WINDOWS__
246 Unix2DosFilename (wxFileFunctionsBuffer);
247#endif
248 if (wxFileExists (wxFileFunctionsBuffer))
249 {
250 return wxString(wxFileFunctionsBuffer); // Found!
251 }
252 } // for()
253
254 return wxString(wxT("")); // Not found
255}
256
257wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
258{
259 wxString f = FindValidPath(file);
260 if ( wxIsAbsolutePath(f) )
261 return f;
262
263 wxString buf;
264 wxGetWorkingDirectory(buf.GetWriteBuf(_MAXPATHLEN), _MAXPATHLEN - 1);
265 buf.UngetWriteBuf();
266 if ( !wxEndsWithPathSeparator(buf) )
267 {
268 buf += wxFILE_SEP_PATH;
269 }
270 buf += f;
271
272 return buf;
273}
274
275bool
276wxFileExists (const wxString& filename)
277{
278#ifdef __GNUWIN32__ // (fix a B20 bug)
279 return GetFileAttributes(filename) != 0xFFFFFFFF;
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 (filename[0] == wxT('/')
295#ifdef __VMS__
296 || (filename[0] == wxT('[') && filename[1] != wxT('.'))
297#endif
298#ifdef __WINDOWS__
299 /* MSDOS */
300 || filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':'))
301#endif
302 )
303 return TRUE;
304 }
305 return FALSE;
306}
307
308/*
309 * Strip off any extension (dot something) from end of file,
310 * IF one exists. Inserts zero into buffer.
311 *
312 */
313
314void wxStripExtension(wxChar *buffer)
315{
316 int len = wxStrlen(buffer);
317 int i = len-1;
318 while (i > 0)
319 {
320 if (buffer[i] == wxT('.'))
321 {
322 buffer[i] = 0;
323 break;
324 }
325 i --;
326 }
327}
328
329void wxStripExtension(wxString& buffer)
330{
331 size_t len = buffer.Length();
332 size_t i = len-1;
333 while (i > 0)
334 {
335 if (buffer.GetChar(i) == wxT('.'))
336 {
337 buffer = buffer.Left(i);
338 break;
339 }
340 i --;
341 }
342}
343
344// Destructive removal of /./ and /../ stuff
345wxChar *wxRealPath (wxChar *path)
346{
347#ifdef __WXMSW__
348 static const wxChar SEP = wxT('\\');
349 Unix2DosFilename(path);
350#else
351 static const wxChar SEP = wxT('/');
352#endif
353 if (path[0] && path[1]) {
354 /* MATTHEW: special case "/./x" */
355 wxChar *p;
356 if (path[2] == SEP && path[1] == wxT('.'))
357 p = &path[0];
358 else
359 p = &path[2];
360 for (; *p; p++)
361 {
362 if (*p == SEP)
363 {
364 if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0')))
365 {
366 wxChar *q;
367 for (q = p - 1; q >= path && *q != SEP; q--);
368 if (q[0] == SEP && (q[1] != wxT('.') || q[2] != wxT('.') || q[3] != SEP)
369 && (q - 1 <= path || q[-1] != SEP))
370 {
371 wxStrcpy (q, p + 3);
372 if (path[0] == wxT('\0'))
373 {
374 path[0] = SEP;
375 path[1] = wxT('\0');
376 }
377#ifdef __WXMSW__
378 /* Check that path[2] is NULL! */
379 else if (path[1] == wxT(':') && !path[2])
380 {
381 path[2] = SEP;
382 path[3] = wxT('\0');
383 }
384#endif
385 p = q - 1;
386 }
387 }
388 else if (p[1] == wxT('.') && (p[2] == SEP || p[2] == wxT('\0')))
389 wxStrcpy (p, p + 2);
390 }
391 }
392 }
393 return path;
394}
395
396// Must be destroyed
397wxChar *wxCopyAbsolutePath(const wxString& filename)
398{
399 if (filename == wxT(""))
400 return (wxChar *) NULL;
401
402 if (! IsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) {
403 wxChar buf[_MAXPATHLEN];
404 buf[0] = wxT('\0');
405 wxGetWorkingDirectory(buf, WXSIZEOF(buf));
406 wxChar ch = buf[wxStrlen(buf) - 1];
407#ifdef __WXMSW__
408 if (ch != wxT('\\') && ch != wxT('/'))
409 wxStrcat(buf, wxT("\\"));
410#else
411 if (ch != wxT('/'))
412 wxStrcat(buf, wxT("/"));
413#endif
414 wxStrcat(buf, wxFileFunctionsBuffer);
415 return copystring( wxRealPath(buf) );
416 }
417 return copystring( wxFileFunctionsBuffer );
418}
419
420/*-
421 Handles:
422 ~/ => home dir
423 ~user/ => user's home dir
424 If the environment variable a = "foo" and b = "bar" then:
425 Unix:
426 $a => foo
427 $a$b => foobar
428 $a.c => foo.c
429 xxx$a => xxxfoo
430 ${a}! => foo!
431 $(b)! => bar!
432 \$a => \$a
433 MSDOS:
434 $a ==> $a
435 $(a) ==> foo
436 $(a)$b ==> foo$b
437 $(a)$(b)==> foobar
438 test.$$ ==> test.$$
439 */
440
441/* input name in name, pathname output to buf. */
442
443wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
444{
445 register wxChar *d, *s, *nm;
446 wxChar lnm[_MAXPATHLEN];
447 int q;
448
449 // Some compilers don't like this line.
450// const wxChar trimchars[] = wxT("\n \t");
451
452 wxChar trimchars[4];
453 trimchars[0] = wxT('\n');
454 trimchars[1] = wxT(' ');
455 trimchars[2] = wxT('\t');
456 trimchars[3] = 0;
457
458#ifdef __WXMSW__
459 const wxChar SEP = wxT('\\');
460#else
461 const wxChar SEP = wxT('/');
462#endif
463 buf[0] = wxT('\0');
464 if (name == NULL || *name == wxT('\0'))
465 return buf;
466 nm = copystring(name); // Make a scratch copy
467 wxChar *nm_tmp = nm;
468
469 /* Skip leading whitespace and cr */
470 while (wxStrchr((wxChar *)trimchars, *nm) != NULL)
471 nm++;
472 /* And strip off trailing whitespace and cr */
473 s = nm + (q = wxStrlen(nm)) - 1;
474 while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL)
475 *s = wxT('\0');
476
477 s = nm;
478 d = lnm;
479#ifdef __WXMSW__
480 q = FALSE;
481#else
482 q = nm[0] == wxT('\\') && nm[1] == wxT('~');
483#endif
484
485 /* Expand inline environment variables */
486#ifdef __VISAGECPP__
487 while (*d)
488 {
489 *d++ = *s;
490 if(*s == wxT('\\'))
491 {
492 *(d - 1) = *++s;
493 if (*d)
494 {
495 s++;
496 continue;
497 }
498 else
499 break;
500 }
501 else
502#else
503 while ((*d++ = *s)) {
504# ifndef __WXMSW__
505 if (*s == wxT('\\')) {
506 if ((*(d - 1) = *++s)) {
507 s++;
508 continue;
509 } else
510 break;
511 } else
512# endif
513#endif
514#ifdef __WXMSW__
515 if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')')))
516#else
517 if (*s++ == wxT('$'))
518#endif
519 {
520 register wxChar *start = d;
521 register int braces = (*s == wxT('{') || *s == wxT('('));
522 register wxChar *value;
523#ifdef __VISAGECPP__
524 // VA gives assignment in logical expr warning
525 while (*d)
526 *d++ = *s;
527#else
528 while ((*d++ = *s))
529#endif
530 if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) )
531 break;
532 else
533 s++;
534 *--d = 0;
535 value = wxGetenv(braces ? start + 1 : start);
536 if (value) {
537#ifdef __VISAGECPP__
538 // VA gives assignment in logical expr warning
539 for ((d = start - 1); (*d); *d++ = *value++);
540#else
541 for ((d = start - 1); (*d++ = *value++););
542#endif
543 d--;
544 if (braces && *s)
545 s++;
546 }
547 }
548 }
549
550 /* Expand ~ and ~user */
551 nm = lnm;
552 s = wxT("");
553 if (nm[0] == wxT('~') && !q)
554 {
555 /* prefix ~ */
556 if (nm[1] == SEP || nm[1] == 0)
557 { /* ~/filename */
558 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
559 if ((s = WXSTRINGCAST wxGetUserHome(wxT(""))) != NULL) {
560 if (*++nm)
561 nm++;
562 }
563 } else
564 { /* ~user/filename */
565 register wxChar *nnm;
566 register wxChar *home;
567 for (s = nm; *s && *s != SEP; s++);
568 int was_sep; /* MATTHEW: Was there a separator, or NULL? */
569 was_sep = (*s == SEP);
570 nnm = *s ? s + 1 : s;
571 *s = 0;
572 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
573 if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) {
574 if (was_sep) /* replace only if it was there: */
575 *s = SEP;
576 s = wxT("");
577 } else {
578 nm = nnm;
579 s = home;
580 }
581 }
582 }
583
584 d = buf;
585 if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */
586 /* Copy home dir */
587 while (wxT('\0') != (*d++ = *s++))
588 /* loop */;
589 // Handle root home
590 if (d - 1 > buf && *(d - 2) != SEP)
591 *(d - 1) = SEP;
592 }
593 s = nm;
594#ifdef __VISAGECPP__
595 // VA gives assignment in logical expr warning
596 while (*d)
597 *d++ = *s++;
598#else
599 while ((*d++ = *s++));
600#endif
601 delete[] nm_tmp; // clean up alloc
602 /* Now clean up the buffer */
603 return wxRealPath(buf);
604}
605
606/* Contract Paths to be build upon an environment variable
607 component:
608
609 example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib
610
611 The call wxExpandPath can convert these back!
612 */
613wxChar *
614wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
615{
616 static wxChar dest[_MAXPATHLEN];
617
618 if (filename == wxT(""))
619 return (wxChar *) NULL;
620
621 wxStrcpy (dest, WXSTRINGCAST filename);
622#ifdef __WXMSW__
623 Unix2DosFilename(dest);
624#endif
625
626 // Handle environment
627 const wxChar *val = (const wxChar *) NULL;
628 wxChar *tcp = (wxChar *) NULL;
629 if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
630 (tcp = wxStrstr (dest, val)) != NULL)
631 {
632 wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
633 *tcp++ = wxT('$');
634 *tcp++ = wxT('{');
635 wxStrcpy (tcp, WXSTRINGCAST envname);
636 wxStrcat (tcp, wxT("}"));
637 wxStrcat (tcp, wxFileFunctionsBuffer);
638 }
639
640 // Handle User's home (ignore root homes!)
641 size_t len = 0;
642 if ((val = wxGetUserHome (user)) != NULL &&
643 (len = wxStrlen(val)) > 2 &&
644 wxStrncmp(dest, val, len) == 0)
645 {
646 wxStrcpy(wxFileFunctionsBuffer, wxT("~"));
647 if (user != wxT(""))
648 wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user);
649#ifdef __WXMSW__
650// strcat(wxFileFunctionsBuffer, "\\");
651#else
652// strcat(wxFileFunctionsBuffer, "/");
653#endif
654 wxStrcat(wxFileFunctionsBuffer, dest + len);
655 wxStrcpy (dest, wxFileFunctionsBuffer);
656 }
657
658 return dest;
659}
660
661// Return just the filename, not the path
662// (basename)
663wxChar *wxFileNameFromPath (wxChar *path)
664{
665 if (path)
666 {
667 register wxChar *tcp;
668
669 tcp = path + wxStrlen (path);
670 while (--tcp >= path)
671 {
672 if (*tcp == wxT('/') || *tcp == wxT('\\')
673#ifdef __VMS__
674 || *tcp == wxT(':') || *tcp == wxT(']'))
675#else
676 )
677#endif
678 return tcp + 1;
679 } /* while */
680#if defined(__WXMSW__) || defined(__WXPM__)
681 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
682 return path + 2;
683#endif
684 }
685 return path;
686}
687
688wxString wxFileNameFromPath (const wxString& path1)
689{
690 if (path1 != wxT(""))
691 {
692
693 wxChar *path = WXSTRINGCAST path1 ;
694 register wxChar *tcp;
695
696 tcp = path + wxStrlen (path);
697 while (--tcp >= path)
698 {
699 if (*tcp == wxT('/') || *tcp == wxT('\\')
700#ifdef __VMS__
701 || *tcp == wxT(':') || *tcp == wxT(']'))
702#else
703 )
704#endif
705 return wxString(tcp + 1);
706 } /* while */
707#if defined(__WXMSW__) || defined(__WXPM__)
708 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
709 return wxString(path + 2);
710#endif
711 }
712 // Yes, this should return the path, not an empty string, otherwise
713 // we get "thing.txt" -> "".
714 return path1;
715}
716
717// Return just the directory, or NULL if no directory
718wxChar *
719wxPathOnly (wxChar *path)
720{
721 if (path && *path)
722 {
723 static wxChar buf[_MAXPATHLEN];
724
725 // Local copy
726 wxStrcpy (buf, path);
727
728 int l = wxStrlen(path);
729 bool done = FALSE;
730
731 int i = l - 1;
732
733 // Search backward for a backward or forward slash
734 while (!done && i > -1)
735 {
736 // ] is for VMS
737 if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
738 {
739 done = TRUE;
740#ifdef __VMS__
741 if ( path[i] == wxT(']') )
742 buf[i+1] = 0;
743 else
744#endif
745 buf[i] = 0;
746
747 return buf;
748 }
749 else i --;
750 }
751
752#if defined(__WXMSW__) || defined(__WXPM__)
753 // Try Drive specifier
754 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
755 {
756 // A:junk --> A:. (since A:.\junk Not A:\junk)
757 buf[2] = wxT('.');
758 buf[3] = wxT('\0');
759 return buf;
760 }
761#endif
762 }
763
764 return (wxChar *) NULL;
765}
766
767// Return just the directory, or NULL if no directory
768wxString wxPathOnly (const wxString& path)
769{
770 if (path != wxT(""))
771 {
772 wxChar buf[_MAXPATHLEN];
773
774 // Local copy
775 wxStrcpy (buf, WXSTRINGCAST path);
776
777 int l = path.Length();
778 bool done = FALSE;
779
780 int i = l - 1;
781
782 // Search backward for a backward or forward slash
783 while (!done && i > -1)
784 {
785 // ] is for VMS
786 if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
787 {
788 done = TRUE;
789#ifdef __VMS__
790 if ( path[i] == wxT(']') )
791 buf[i+1] = 0;
792 else
793#endif
794 buf[i] = 0;
795
796 return wxString(buf);
797 }
798 else i --;
799 }
800
801#if defined(__WXMSW__) || defined(__WXPM__)
802 // Try Drive specifier
803 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
804 {
805 // A:junk --> A:. (since A:.\junk Not A:\junk)
806 buf[2] = wxT('.');
807 buf[3] = wxT('\0');
808 return wxString(buf);
809 }
810#endif
811 }
812
813 return wxString(wxT(""));
814}
815
816// Utility for converting delimiters in DOS filenames to UNIX style
817// and back again - or we get nasty problems with delimiters.
818// Also, convert to lower case, since case is significant in UNIX.
819
820#if defined(__WXMAC__) && !defined(__UNIX__)
821
822static char sMacFileNameConversion[ 1000 ] ;
823
824wxString wxMac2UnixFilename (const char *str)
825{
826 char *s = sMacFileNameConversion ;
827 strcpy( s , str ) ;
828 if (s)
829 {
830 memmove( s+1 , s ,strlen( s ) + 1) ;
831 if ( *s == ':' )
832 *s = '.' ;
833 else
834 *s = '/' ;
835
836 while (*s)
837 {
838 if (*s == ':')
839 *s = '/';
840 else
841 *s = wxTolower (*s); // Case INDEPENDENT
842 s++;
843 }
844 }
845 return wxString (sMacFileNameConversion) ;
846}
847
848wxString wxUnix2MacFilename (const char *str)
849{
850 char *s = sMacFileNameConversion ;
851 strcpy( s , str ) ;
852 if (s)
853 {
854 if ( *s == '.' )
855 {
856 // relative path , since it goes on with slash which is translated to a :
857 memmove( s , s+1 ,strlen( s ) ) ;
858 }
859 else if ( *s == '/' )
860 {
861 // absolute path -> on mac just start with the drive name
862 memmove( s , s+1 ,strlen( s ) ) ;
863 }
864 else
865 {
866 wxASSERT_MSG( 1 , "unkown path beginning" ) ;
867 }
868 while (*s)
869 {
870 if (*s == '/' || *s == '\\')
871 {
872 // convert any back-directory situations
873 if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
874 {
875 *s = ':';
876 memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
877 }
878 else
879 *s = ':';
880 }
881
882 s++ ;
883 }
884 }
885 return wxString (sMacFileNameConversion) ;
886}
887
888wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
889{
890 Handle myPath ;
891 short length ;
892
893 FSpGetFullPath( spec , &length , &myPath ) ;
894 ::SetHandleSize( myPath , length + 1 ) ;
895 ::HLock( myPath ) ;
896 (*myPath)[length] = 0 ;
897 if ( length > 0 && (*myPath)[length-1] ==':' )
898 (*myPath)[length-1] = 0 ;
899
900 wxString result( (char*) *myPath ) ;
901 ::HUnlock( myPath ) ;
902 ::DisposeHandle( myPath ) ;
903 return result ;
904}
905
906wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
907{
908 return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ;
909}
910
911void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
912{
913 FSpLocationFromFullPath( strlen(path ) , path , spec ) ;
914}
915
916void wxUnixFilename2FSSpec( const char *path , FSSpec *spec )
917{
918 wxString var = wxUnix2MacFilename( path ) ;
919 wxMacFilename2FSSpec( var , spec ) ;
920}
921
922#endif
923void
924wxDos2UnixFilename (char *s)
925{
926 if (s)
927 while (*s)
928 {
929 if (*s == '\\')
930 *s = '/';
931#ifdef __WXMSW__
932 else
933 *s = wxTolower (*s); // Case INDEPENDENT
934#endif
935 s++;
936 }
937}
938
939void
940#if defined(__WXMSW__) || defined(__WXPM__)
941wxUnix2DosFilename (wxChar *s)
942#else
943wxUnix2DosFilename (wxChar *WXUNUSED(s) )
944#endif
945{
946// Yes, I really mean this to happen under DOS only! JACS
947#if defined(__WXMSW__) || defined(__WXPM__)
948 if (s)
949 while (*s)
950 {
951 if (*s == wxT('/'))
952 *s = wxT('\\');
953 s++;
954 }
955#endif
956}
957
958// Concatenate two files to form third
959bool
960wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
961{
962 wxString outfile;
963 if ( !wxGetTempFileName("cat", outfile) )
964 return FALSE;
965
966 FILE *fp1 = (FILE *) NULL;
967 FILE *fp2 = (FILE *) NULL;
968 FILE *fp3 = (FILE *) NULL;
969 // Open the inputs and outputs
970 if ((fp1 = fopen (OS_FILENAME( file1 ), "rb")) == NULL ||
971 (fp2 = fopen (OS_FILENAME( file2 ), "rb")) == NULL ||
972 (fp3 = fopen (OS_FILENAME( outfile ), "wb")) == NULL)
973 {
974 if (fp1)
975 fclose (fp1);
976 if (fp2)
977 fclose (fp2);
978 if (fp3)
979 fclose (fp3);
980 return FALSE;
981 }
982
983 int ch;
984 while ((ch = getc (fp1)) != EOF)
985 (void) putc (ch, fp3);
986 fclose (fp1);
987
988 while ((ch = getc (fp2)) != EOF)
989 (void) putc (ch, fp3);
990 fclose (fp2);
991
992 fclose (fp3);
993 bool result = wxRenameFile(outfile, file3);
994 return result;
995}
996
997// Copy files
998bool
999wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
1000{
1001#if defined(__WIN32__)
1002 // CopyFile() copies file attributes and modification time too, so use it
1003 // instead of our code if available
1004 //
1005 // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite
1006 return ::CopyFile(file1, file2, !overwrite) != 0;
1007#else // !Win32
1008 wxStructStat fbuf;
1009
1010 // get permissions of file1
1011 if ( wxStat(OS_FILENAME(file1), &fbuf) != 0 )
1012 {
1013 // the file probably doesn't exist or we haven't the rights to read
1014 // from it anyhow
1015 wxLogSysError(_("Impossible to get permissions for file '%s'"),
1016 file1.c_str());
1017 return FALSE;
1018 }
1019
1020 // open file1 for reading
1021 wxFile fileIn(file1, wxFile::read);
1022 if ( !fileIn.IsOpened() )
1023 return FALSE;
1024
1025 // remove file2, if it exists. This is needed for creating
1026 // file2 with the correct permissions in the next step
1027 if ( wxFileExists(file2) && (!overwrite || !wxRemoveFile(file2)))
1028 {
1029 wxLogSysError(_("Impossible to overwrite the file '%s'"),
1030 file2.c_str());
1031 return FALSE;
1032 }
1033
1034#ifdef __UNIX__
1035 // reset the umask as we want to create the file with exactly the same
1036 // permissions as the original one
1037 mode_t oldUmask = umask( 0 );
1038#endif // __UNIX__
1039
1040 // create file2 with the same permissions than file1 and open it for
1041 // writing
1042 wxFile fileOut;
1043 if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) )
1044 return FALSE;
1045
1046#ifdef __UNIX__
1047 /// restore the old umask
1048 umask(oldUmask);
1049#endif // __UNIX__
1050
1051 // copy contents of file1 to file2
1052 char buf[4096];
1053 size_t count;
1054 for ( ;; )
1055 {
1056 count = fileIn.Read(buf, WXSIZEOF(buf));
1057 if ( fileIn.Error() )
1058 return FALSE;
1059
1060 // end of file?
1061 if ( !count )
1062 break;
1063
1064 if ( fileOut.Write(buf, count) < count )
1065 return FALSE;
1066 }
1067
1068 // we can expect fileIn to be closed successfully, but we should ensure
1069 // that fileOut was closed as some write errors (disk full) might not be
1070 // detected before doing this
1071 if ( !fileIn.Close() || !fileOut.Close() )
1072 return FALSE;
1073
1074#if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__)
1075 // no chmod in VA. Should be some permission API for HPFS386 partitions
1076 // however
1077 if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 )
1078 {
1079 wxLogSysError(_("Impossible to set permissions for the file '%s'"),
1080 file2.c_str());
1081 return FALSE;
1082 }
1083#endif // OS/2 || Mac
1084
1085 return TRUE;
1086#endif // __WXMSW__ && __WIN32__
1087}
1088
1089bool
1090wxRenameFile (const wxString& file1, const wxString& file2)
1091{
1092 // Normal system call
1093 if ( wxRename (file1, file2) == 0 )
1094 return TRUE;
1095
1096 // Try to copy
1097 if (wxCopyFile(file1, file2)) {
1098 wxRemoveFile(file1);
1099 return TRUE;
1100 }
1101 // Give up
1102 return FALSE;
1103}
1104
1105bool wxRemoveFile(const wxString& file)
1106{
1107#if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
1108 int res = wxRemove(file);
1109#else
1110 int res = unlink(OS_FILENAME(file));
1111#endif
1112
1113 return res == 0;
1114}
1115
1116bool wxMkdir(const wxString& dir, int perm)
1117{
1118#if defined(__WXMAC__) && !defined(__UNIX__)
1119 return (mkdir(wxUnix2MacFilename( dir ) , 0 ) == 0);
1120#else // !Mac
1121 const wxChar *dirname = dir.c_str();
1122
1123 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1124 // for the GNU compiler
1125#if (!(defined(__WXMSW__) || defined(__WXPM__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__)
1126 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1127#elif defined(__WXPM__)
1128 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1129#else // !MSW and !OS/2 VAC++
1130 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1131#endif // !MSW/MSW
1132 {
1133 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1134
1135 return FALSE;
1136 }
1137
1138 return TRUE;
1139#endif // Mac/!Mac
1140}
1141
1142bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1143{
1144#ifdef __VMS__
1145 return FALSE; //to be changed since rmdir exists in VMS7.x
1146#elif defined(__WXPM__)
1147 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1148#else
1149
1150#ifdef __SALFORDC__
1151 return FALSE; // What to do?
1152#else
1153 return (wxRmDir(OS_FILENAME(dir)) == 0);
1154#endif
1155
1156#endif
1157}
1158
1159// does the path exists? (may have or not '/' or '\\' at the end)
1160bool wxPathExists(const wxChar *pszPathName)
1161{
1162 wxString strPath(pszPathName);
1163#ifdef __WINDOWS__
1164 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1165 // so remove all trailing backslashes from the path - but don't do this for
1166 // the pathes "d:\" (which are different from "d:") nor for just "\"
1167 while ( wxEndsWithPathSeparator(strPath) )
1168 {
1169 size_t len = strPath.length();
1170 if ( len == 1 || strPath[len - 1] == _T(':') )
1171 break;
1172
1173 strPath.Truncate(len - 1);
1174 }
1175#endif // __WINDOWS__
1176
1177 wxStructStat st;
1178#ifndef __VISAGECPP__
1179 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1180 ((st.st_mode & S_IFMT) == S_IFDIR);
1181#else
1182 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1183 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1184 (st.st_mode == S_IFDIR);
1185#endif
1186
1187}
1188
1189// Get a temporary filename, opening and closing the file.
1190wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1191{
1192#ifdef __WINDOWS__
1193
1194#ifndef __WIN32__
1195 wxChar tmp[144];
1196 ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1197#else
1198 wxChar tmp[MAX_PATH];
1199 wxChar tmpPath[MAX_PATH];
1200 ::GetTempPath(MAX_PATH, tmpPath);
1201 ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1202#endif
1203 if (buf) wxStrcpy(buf, tmp);
1204 else buf = copystring(tmp);
1205 return buf;
1206
1207#else
1208 static short last_temp = 0; // cache last to speed things a bit
1209 // At most 1000 temp files to a process! We use a ring count.
1210 wxChar tmp[100]; // FIXME static buffer
1211
1212 for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1213 {
1214 wxSprintf (tmp, wxT("/tmp/%s%d.%03x"), WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1215 if (!wxFileExists( tmp ))
1216 {
1217 // Touch the file to create it (reserve name)
1218 FILE *fd = fopen (wxFNCONV(tmp), "w");
1219 if (fd)
1220 fclose (fd);
1221 last_temp = suffix;
1222 if (buf)
1223 wxStrcpy( buf, tmp);
1224 else
1225 buf = copystring( tmp );
1226 return buf;
1227 }
1228 }
1229 wxLogError( _("wxWindows: error finding temporary file name.\n") );
1230 if (buf) buf[0] = 0;
1231 return (wxChar *) NULL;
1232#endif
1233}
1234
1235bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1236{
1237 wxChar buf2[512];
1238 if (wxGetTempFileName(prefix, buf2) != (wxChar*) NULL)
1239 {
1240 buf = buf2;
1241 return TRUE;
1242 }
1243 else
1244 return FALSE;
1245}
1246
1247// Get first file name matching given wild card.
1248
1249#ifdef __UNIX__
1250
1251// Get first file name matching given wild card.
1252// Flags are reserved for future use.
1253
1254#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1255 static DIR *gs_dirStream = (DIR *) NULL;
1256 static wxString gs_strFileSpec;
1257 static int gs_findFlags = 0;
1258#endif
1259
1260wxString wxFindFirstFile(const wxChar *spec, int flags)
1261{
1262 wxString result;
1263#ifdef __VMS
1264 wxChar *specvms = NULL;
1265#endif
1266
1267#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1268 if (gs_dirStream)
1269 closedir(gs_dirStream); // edz 941103: better housekeping
1270
1271 gs_findFlags = flags;
1272
1273 gs_strFileSpec = spec;
1274
1275 // Find path only so we can concatenate
1276 // found file onto path
1277 wxString path(wxPathOnly(gs_strFileSpec));
1278
1279 // special case: path is really "/"
1280 if ( !path && gs_strFileSpec[0u] == wxT('/') )
1281#ifdef __VMS
1282 {
1283 wxStrcpy( specvms , wxT( "[000000]" ) );
1284 gs_strFileSpec = specvms;
1285 wxString path_vms(wxPathOnly(gs_strFileSpec));
1286 path = path_vms;
1287 }
1288#else
1289 path = wxT('/');
1290#endif
1291 // path is empty => Local directory
1292 if ( !path )
1293#ifdef __VMS
1294 {
1295 wxStrcpy( specvms , wxT( "[]" ) );
1296 gs_strFileSpec = specvms;
1297 wxString path_vms1(wxPathOnly(gs_strFileSpec));
1298 path = path_vms1;
1299 }
1300#else
1301 path = wxT('.');
1302#endif
1303
1304 gs_dirStream = opendir(path.fn_str());
1305 if ( !gs_dirStream )
1306 {
1307 wxLogSysError(_("Can not enumerate files in directory '%s'"),
1308 path.c_str());
1309 }
1310 else
1311 {
1312 result = wxFindNextFile();
1313 }
1314#endif // !VMS6.x or earlier
1315
1316 return result;
1317}
1318
1319wxString wxFindNextFile()
1320{
1321 wxString result;
1322
1323#if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1324 wxCHECK_MSG( gs_dirStream, result, wxT("must call wxFindFirstFile first") );
1325
1326 // Find path only so we can concatenate
1327 // found file onto path
1328 wxString path(wxPathOnly(gs_strFileSpec));
1329 wxString name(wxFileNameFromPath(gs_strFileSpec));
1330
1331 /* MATTHEW: special case: path is really "/" */
1332 if ( !path && gs_strFileSpec[0u] == wxT('/'))
1333 path = wxT('/');
1334
1335 // Do the reading
1336 struct dirent *nextDir;
1337 for ( nextDir = readdir(gs_dirStream);
1338 nextDir != NULL;
1339 nextDir = readdir(gs_dirStream) )
1340 {
1341 if (wxMatchWild(name, nextDir->d_name, FALSE) && // RR: added FALSE to find hidden files
1342 strcmp(nextDir->d_name, ".") &&
1343 strcmp(nextDir->d_name, "..") )
1344 {
1345 result.Empty();
1346 if ( !path.IsEmpty() )
1347 {
1348 result = path;
1349 if ( path != wxT('/') )
1350 result += wxT('/');
1351 }
1352
1353 result += nextDir->d_name;
1354
1355 // Only return "." and ".." when they match
1356 bool isdir;
1357 if ( (strcmp(nextDir->d_name, ".") == 0) ||
1358 (strcmp(nextDir->d_name, "..") == 0))
1359 {
1360 if ( (gs_findFlags & wxDIR) != 0 )
1361 isdir = TRUE;
1362 else
1363 continue;
1364 }
1365 else
1366 isdir = wxDirExists(result);
1367
1368 // and only return directories when flags & wxDIR
1369 if ( !gs_findFlags ||
1370 ((gs_findFlags & wxDIR) && isdir) ||
1371 ((gs_findFlags & wxFILE) && !isdir) )
1372 {
1373 return result;
1374 }
1375 }
1376 }
1377
1378 result.Empty(); // not found
1379
1380 closedir(gs_dirStream);
1381 gs_dirStream = (DIR *) NULL;
1382#endif // !VMS6.2 or earlier
1383
1384 return result;
1385}
1386
1387#elif defined(__WXMAC__)
1388
1389struct MacDirectoryIterator
1390{
1391 CInfoPBRec m_CPB ;
1392 wxInt16 m_index ;
1393 long m_dirId ;
1394 Str255 m_name ;
1395} ;
1396
1397static int g_iter_flags ;
1398
1399static MacDirectoryIterator g_iter ;
1400
1401wxString wxFindFirstFile(const wxChar *spec, int flags)
1402{
1403 wxString result;
1404
1405 g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
1406
1407 // Find path only so we can concatenate found file onto path
1408 wxString path(wxPathOnly(spec));
1409 if ( !path.IsEmpty() )
1410 result << path << wxT('\\');
1411
1412 FSSpec fsspec ;
1413
1414 wxUnixFilename2FSSpec( result , &fsspec ) ;
1415 g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
1416 g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
1417 g_iter.m_index = 0 ;
1418
1419 Boolean isDir ;
1420 FSpGetDirectoryID( &fsspec , &g_iter.m_dirId , &isDir ) ;
1421 if ( !isDir )
1422 return wxEmptyString ;
1423
1424 return wxFindNextFile( ) ;
1425}
1426
1427wxString wxFindNextFile()
1428{
1429 wxString result;
1430
1431 short err = noErr ;
1432
1433 while ( err == noErr )
1434 {
1435 g_iter.m_index++ ;
1436 g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
1437 g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
1438 err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
1439 if ( err != noErr )
1440 break ;
1441
1442 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
1443 break ;
1444
1445 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
1446 continue ;
1447
1448 // hit !
1449 break ;
1450 }
1451 if ( err != noErr )
1452 {
1453 return wxEmptyString ;
1454 }
1455 FSSpec spec ;
1456
1457 FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
1458 g_iter.m_dirId,
1459 g_iter.m_name,
1460 &spec) ;
1461
1462 return wxMacFSSpec2UnixFilename( &spec ) ;
1463}
1464
1465#elif defined(__WXMSW__)
1466
1467#ifdef __WIN32__
1468 static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1469 static WIN32_FIND_DATA gs_findDataStruct;
1470#else // Win16
1471 #ifdef __BORLANDC__
1472 static struct ffblk gs_findDataStruct;
1473 #else
1474 static struct _find_t gs_findDataStruct;
1475 #endif // Borland
1476#endif // Win32/16
1477
1478static wxString gs_strFileSpec;
1479static int gs_findFlags = 0;
1480
1481wxString wxFindFirstFile(const wxChar *spec, int flags)
1482{
1483 wxString result;
1484
1485 gs_strFileSpec = spec;
1486 gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1487
1488 // Find path only so we can concatenate found file onto path
1489 wxString path(wxPathOnly(gs_strFileSpec));
1490 if ( !path.IsEmpty() )
1491 result << path << wxT('\\');
1492
1493#ifdef __WIN32__
1494 if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1495 FindClose(gs_hFileStruct);
1496
1497 gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1498
1499 if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1500 {
1501 result.Empty();
1502
1503 return result;
1504 }
1505
1506 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1507
1508 if (isdir && !(flags & wxDIR))
1509 return wxFindNextFile();
1510 else if (!isdir && flags && !(flags & wxFILE))
1511 return wxFindNextFile();
1512
1513 result += gs_findDataStruct.cFileName;
1514
1515 return result;
1516#else // !Win32
1517 int flag = _A_NORMAL;
1518 if (flags & wxDIR)
1519 flag = _A_SUBDIR;
1520
1521#ifdef __BORLANDC__
1522 if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1523#else
1524 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1525#endif
1526 {
1527 char attrib;
1528
1529#ifdef __BORLANDC__
1530 attrib = gs_findDataStruct.ff_attrib;
1531#else
1532 attrib = gs_findDataStruct.attrib;
1533#endif
1534
1535 if (attrib & _A_SUBDIR) {
1536 if (!(gs_findFlags & wxDIR))
1537 return wxFindNextFile();
1538 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1539 return wxFindNextFile();
1540
1541 result +=
1542#ifdef __BORLANDC__
1543 gs_findDataStruct.ff_name
1544#else
1545 gs_findDataStruct.name
1546#endif
1547 ;
1548 }
1549
1550 return result;
1551#endif // __WIN32__
1552}
1553
1554
1555wxString wxFindNextFile()
1556{
1557 wxString result;
1558
1559 // Find path only so we can concatenate found file onto path
1560 wxString path(wxPathOnly(gs_strFileSpec));
1561
1562try_again:
1563
1564#ifdef __WIN32__
1565 if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1566 return result;
1567
1568 bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1569 if (!success)
1570 {
1571 FindClose(gs_hFileStruct);
1572 gs_hFileStruct = INVALID_HANDLE_VALUE;
1573 }
1574 else
1575 {
1576 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1577
1578 if (isdir && !(gs_findFlags & wxDIR))
1579 goto try_again;
1580 else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1581 goto try_again;
1582
1583 if ( !path.IsEmpty() )
1584 result << path << wxT('\\');
1585 result << gs_findDataStruct.cFileName;
1586 }
1587
1588 return result;
1589#else // Win16
1590
1591#ifdef __BORLANDC__
1592 if (findnext(&gs_findDataStruct) == 0)
1593#else
1594 if (_dos_findnext(&gs_findDataStruct) == 0)
1595#endif
1596 {
1597 /* MATTHEW: [5] Check directory flag */
1598 char attrib;
1599
1600#ifdef __BORLANDC__
1601 attrib = gs_findDataStruct.ff_attrib;
1602#else
1603 attrib = gs_findDataStruct.attrib;
1604#endif
1605
1606 if (attrib & _A_SUBDIR) {
1607 if (!(gs_findFlags & wxDIR))
1608 goto try_again;
1609 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1610 goto try_again;
1611
1612
1613 result +=
1614#ifdef __BORLANDC__
1615 gs_findDataStruct.ff_name
1616#else
1617 gs_findDataStruct.name
1618#endif
1619 ;
1620 }
1621
1622 return result;
1623#endif // Win32/16
1624}
1625
1626#elif defined(__WXPM__)
1627
1628wxString wxFindFirstFile(const wxChar *spec, int flags)
1629{
1630 wxString result;
1631
1632 /*
1633 // TODO: figure something out here for OS/2
1634 gs_strFileSpec = spec;
1635 gs_findFlags = flags;
1636
1637 // Find path only so we can concatenate found file onto path
1638 wxString path(wxPathOnly(gs_strFileSpec));
1639 if ( !path.IsEmpty() )
1640 result << path << wxT('\\');
1641
1642 int flag = _A_NORMAL;
1643 if (flags & wxDIR)
1644 flag = _A_SUBDIR;
1645
1646 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1647 {
1648 char attrib;
1649 attrib = gs_findDataStruct.attrib;
1650
1651 if (attrib & _A_SUBDIR) {
1652 if (!(gs_findFlags & wxDIR))
1653 return wxFindNextFile();
1654 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1655 return wxFindNextFile();
1656
1657 result += gs_findDataStruct.name;
1658 }
1659 */
1660 return result;
1661}
1662
1663wxString wxFindNextFile()
1664{
1665 wxString result;
1666 // TODO:
1667 return result;
1668}
1669
1670#endif // Unix/Windows/OS/2
1671
1672// Get current working directory.
1673// If buf is NULL, allocates space using new, else
1674// copies into buf.
1675wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1676{
1677 if (!buf)
1678 buf = new wxChar[sz+1];
1679#if wxUSE_UNICODE
1680 char *cbuf = new char[sz+1];
1681#ifdef _MSC_VER
1682 if (_getcwd(cbuf, sz) == NULL) {
1683#elif defined(__WXMAC__) && !defined(__UNIX__)
1684 enum
1685 {
1686 SFSaveDisk = 0x214, CurDirStore = 0x398
1687 };
1688 FSSpec cwdSpec ;
1689
1690 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1691 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1692 strcpy( buf , res ) ;
1693 if (0) {
1694#else
1695 if (getcwd(cbuf, sz) == NULL) {
1696#endif
1697 delete [] cbuf;
1698#else // wxUnicode
1699#ifdef _MSC_VER
1700 if (_getcwd(buf, sz) == NULL) {
1701#elif defined(__WXMAC__) && !defined(__UNIX__)
1702 FSSpec cwdSpec ;
1703 FCBPBRec pb;
1704 OSErr error;
1705 Str255 fileName ;
1706 pb.ioNamePtr = (StringPtr) &fileName;
1707 pb.ioVRefNum = 0;
1708 pb.ioRefNum = LMGetCurApRefNum();
1709 pb.ioFCBIndx = 0;
1710 error = PBGetFCBInfoSync(&pb);
1711 if ( error == noErr )
1712 {
1713 cwdSpec.vRefNum = pb.ioFCBVRefNum;
1714 cwdSpec.parID = pb.ioFCBParID;
1715 cwdSpec.name[0] = 0 ;
1716 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1717
1718 strcpy( buf , res ) ;
1719 buf[res.length()-1]=0 ;
1720 }
1721 else
1722 buf[0] = 0 ;
1723 /*
1724 this version will not always give back the application directory on mac
1725 enum
1726 {
1727 SFSaveDisk = 0x214, CurDirStore = 0x398
1728 };
1729 FSSpec cwdSpec ;
1730
1731 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1732 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1733 strcpy( buf , res ) ;
1734 */
1735 if (0) {
1736#elif(__VISAGECPP__)
1737 APIRET rc;
1738 rc = ::DosQueryCurrentDir( 0 // current drive
1739 ,buf
1740 ,(PULONG)&sz
1741 );
1742 if (rc != 0) {
1743#else
1744 if (getcwd(buf, sz) == NULL) {
1745#endif
1746#endif
1747 buf[0] = wxT('.');
1748 buf[1] = wxT('\0');
1749 }
1750#if wxUSE_UNICODE
1751 else {
1752 wxConvFile.MB2WC(buf, cbuf, sz);
1753 delete [] cbuf;
1754 }
1755#endif
1756 return buf;
1757}
1758
1759wxString wxGetCwd()
1760{
1761 static const size_t maxPathLen = 1024;
1762
1763 wxString str;
1764 wxGetWorkingDirectory(str.GetWriteBuf(maxPathLen), maxPathLen);
1765 str.UngetWriteBuf();
1766
1767 return str;
1768}
1769
1770bool wxSetWorkingDirectory(const wxString& d)
1771{
1772#if defined( __UNIX__ ) || defined( __WXMAC__ )
1773 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1774#elif defined(__WXPM__)
1775 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1776#elif defined(__WINDOWS__)
1777
1778#ifdef __WIN32__
1779 return (bool)(SetCurrentDirectory(d) != 0);
1780#else
1781 // Must change drive, too.
1782 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1783 if (isDriveSpec)
1784 {
1785 wxChar firstChar = d[0];
1786
1787 // To upper case
1788 if (firstChar > 90)
1789 firstChar = firstChar - 32;
1790
1791 // To a drive number
1792 unsigned int driveNo = firstChar - 64;
1793 if (driveNo > 0)
1794 {
1795 unsigned int noDrives;
1796 _dos_setdrive(driveNo, &noDrives);
1797 }
1798 }
1799 bool success = (chdir(WXSTRINGCAST d) == 0);
1800
1801 return success;
1802#endif
1803
1804#endif
1805}
1806
1807// Get the OS directory if appropriate (such as the Windows directory).
1808// On non-Windows platform, probably just return the empty string.
1809wxString wxGetOSDirectory()
1810{
1811#ifdef __WINDOWS__
1812 wxChar buf[256];
1813 GetWindowsDirectory(buf, 256);
1814 return wxString(buf);
1815#else
1816 return wxEmptyString;
1817#endif
1818}
1819
1820bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1821{
1822 size_t len = wxStrlen(pszFileName);
1823 if ( len == 0 )
1824 return FALSE;
1825 else
1826 return wxIsPathSeparator(pszFileName[len - 1]);
1827}
1828
1829// find a file in a list of directories, returns false if not found
1830bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1831{
1832 // we assume that it's not empty
1833 wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE,
1834 _T("empty file name in wxFindFileInPath"));
1835
1836 // skip path separator in the beginning of the file name if present
1837 if ( wxIsPathSeparator(*pszFile) )
1838 pszFile++;
1839
1840 // copy the path (strtok will modify it)
1841 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1842 wxStrcpy(szPath, pszPath);
1843
1844 wxString strFile;
1845 wxChar *pc, *save_ptr;
1846 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1847 pc != NULL;
1848 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1849 {
1850 // search for the file in this directory
1851 strFile = pc;
1852 if ( !wxEndsWithPathSeparator(pc) )
1853 strFile += wxFILE_SEP_PATH;
1854 strFile += pszFile;
1855
1856 if ( FileExists(strFile) ) {
1857 *pStr = strFile;
1858 break;
1859 }
1860 }
1861
1862 // suppress warning about unused variable save_ptr when wxStrtok() is a
1863 // macro which throws away its third argument
1864 save_ptr = pc;
1865
1866 delete [] szPath;
1867
1868 return pc != NULL; // if true => we breaked from the loop
1869}
1870
1871void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1872 wxString *pstrPath,
1873 wxString *pstrName,
1874 wxString *pstrExt)
1875{
1876 // it can be empty, but it shouldn't be NULL
1877 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1878
1879 wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt);
1880}
1881
1882time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1883{
1884 wxStructStat buf;
1885
1886 wxStat(filename.fn_str(), &buf);
1887 return buf.st_mtime;
1888}
1889
1890
1891//------------------------------------------------------------------------
1892// wild character routines
1893//------------------------------------------------------------------------
1894
1895bool wxIsWild( const wxString& pattern )
1896{
1897 wxString tmp = pattern;
1898 wxChar *pat = WXSTRINGCAST(tmp);
1899 while (*pat) {
1900 switch (*pat++) {
1901 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1902 return TRUE;
1903 case wxT('\\'):
1904 if (!*pat++)
1905 return FALSE;
1906 }
1907 }
1908 return FALSE;
1909};
1910
1911bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1912
1913#if defined(HAVE_FNMATCH_H)
1914{
1915// this probably won't work well for multibyte chars in Unicode mode?
1916 if(dot_special)
1917 return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0;
1918 else
1919 return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0;
1920}
1921#else
1922
1923// #pragma error Broken implementation of wxMatchWild() -- needs fixing!
1924
1925 /*
1926 * WARNING: this code is broken!
1927 */
1928{
1929 wxString tmp1 = pat;
1930 wxChar *pattern = WXSTRINGCAST(tmp1);
1931 wxString tmp2 = text;
1932 wxChar *str = WXSTRINGCAST(tmp2);
1933 wxChar c;
1934 wxChar *cp;
1935 bool done = FALSE, ret_code, ok;
1936 // Below is for vi fans
1937 const wxChar OB = wxT('{'), CB = wxT('}');
1938
1939 // dot_special means '.' only matches '.'
1940 if (dot_special && *str == wxT('.') && *pattern != *str)
1941 return FALSE;
1942
1943 while ((*pattern != wxT('\0')) && (!done)
1944 && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) {
1945 switch (*pattern) {
1946 case wxT('\\'):
1947 pattern++;
1948 if (*pattern != wxT('\0'))
1949 pattern++;
1950 break;
1951 case wxT('*'):
1952 pattern++;
1953 ret_code = FALSE;
1954 while ((*str!=wxT('\0'))
1955 && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
1956 /*loop*/;
1957 if (ret_code) {
1958 while (*str != wxT('\0'))
1959 str++;
1960 while (*pattern != wxT('\0'))
1961 pattern++;
1962 }
1963 break;
1964 case wxT('['):
1965 pattern++;
1966 repeat:
1967 if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) {
1968 done = TRUE;
1969 break;
1970 }
1971 if (*pattern == wxT('\\')) {
1972 pattern++;
1973 if (*pattern == wxT('\0')) {
1974 done = TRUE;
1975 break;
1976 }
1977 }
1978 if (*(pattern + 1) == wxT('-')) {
1979 c = *pattern;
1980 pattern += 2;
1981 if (*pattern == wxT(']')) {
1982 done = TRUE;
1983 break;
1984 }
1985 if (*pattern == wxT('\\')) {
1986 pattern++;
1987 if (*pattern == wxT('\0')) {
1988 done = TRUE;
1989 break;
1990 }
1991 }
1992 if ((*str < c) || (*str > *pattern)) {
1993 pattern++;
1994 goto repeat;
1995 }
1996 } else if (*pattern != *str) {
1997 pattern++;
1998 goto repeat;
1999 }
2000 pattern++;
2001 while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) {
2002 if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0')))
2003 pattern++;
2004 pattern++;
2005 }
2006 if (*pattern != wxT('\0')) {
2007 pattern++, str++;
2008 }
2009 break;
2010 case wxT('?'):
2011 pattern++;
2012 str++;
2013 break;
2014 case OB:
2015 pattern++;
2016 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2017 cp = str;
2018 ok = TRUE;
2019 while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0'))
2020 && (*pattern != wxT(',')) && (*pattern != CB)) {
2021 if (*pattern == wxT('\\'))
2022 pattern++;
2023 ok = (*pattern++ == *cp++);
2024 }
2025 if (*pattern == wxT('\0')) {
2026 ok = FALSE;
2027 done = TRUE;
2028 break;
2029 } else if (ok) {
2030 str = cp;
2031 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2032 if (*++pattern == wxT('\\')) {
2033 if (*++pattern == CB)
2034 pattern++;
2035 }
2036 }
2037 } else {
2038 while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) {
2039 if (*++pattern == wxT('\\')) {
2040 if (*++pattern == CB || *pattern == wxT(','))
2041 pattern++;
2042 }
2043 }
2044 }
2045 if (*pattern != wxT('\0'))
2046 pattern++;
2047 }
2048 break;
2049 default:
2050 if (*str == *pattern) {
2051 str++, pattern++;
2052 } else {
2053 done = TRUE;
2054 }
2055 }
2056 }
2057 while (*pattern == wxT('*'))
2058 pattern++;
2059 return ((*str == wxT('\0')) && (*pattern == wxT('\0')));
2060};
2061
2062#endif
2063
2064#ifdef __VISUALC__
2065 #pragma warning(default:4706) // assignment within conditional expression
2066#endif // VC++
wxWidgets (Impactor)