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[wxWidgets.git] / src / common / filefn.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: filefn.cpp
3 // Purpose: File- and directory-related functions
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 29/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) 1998 Julian Smart
9 // Licence: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __GNUG__
21 #pragma implementation "filefn.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26 #include "wx/defs.h"
27
28 #ifdef __BORLANDC__
29 #pragma hdrstop
30 #endif
31
32 #include "wx/utils.h"
33 #include "wx/intl.h"
34
35 // there are just too many of those...
36 #ifdef __VISUALC__
37 #pragma warning(disable:4706) // assignment within conditional expression
38 #endif // VC++
39
40 #include <ctype.h>
41 #include <stdio.h>
42 #include <stdlib.h>
43 #include <string.h>
44 #if !defined(__WATCOMC__)
45 #if !(defined(_MSC_VER) && (_MSC_VER > 800))
46 #include <errno.h>
47 #endif
48 #endif
49
50 #include <time.h>
51
52 #ifndef __MWERKS__
53 #include <sys/types.h>
54 #include <sys/stat.h>
55 #else
56 #include <stat.h>
57 #include <unistd.h>
58 #endif
59
60 #ifdef __UNIX__
61 #include <unistd.h>
62 #include <dirent.h>
63 #endif
64
65 #ifdef __WXPM__
66 #include <process.h>
67 #include "wx/os2/private.h"
68 #endif
69 #ifdef __WINDOWS__
70 #if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
71 #include <direct.h>
72 #include <dos.h>
73 #endif // __WINDOWS__
74 #endif // native Win compiler
75
76 #ifdef __GNUWIN32__
77 #ifndef __TWIN32__
78 #include <sys/unistd.h>
79 #endif
80 #endif
81
82 #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
83 // this (3.1 I believe) and how to test for it.
84 // If this works for Borland 4.0 as well, then no worries.
85 #include <dir.h>
86 #endif
87
88 #ifdef __SALFORDC__
89 #include <dir.h>
90 #include <unix.h>
91 #endif
92
93 #include "wx/setup.h"
94 #include "wx/log.h"
95
96 // No, Cygwin doesn't appear to have fnmatch.h after all.
97 #if defined(HAVE_FNMATCH_H)
98 #include "fnmatch.h"
99 #endif
100
101 #ifdef __WINDOWS__
102 #include "windows.h"
103 #endif
104
105 // ----------------------------------------------------------------------------
106 // constants
107 // ----------------------------------------------------------------------------
108
109 #define _MAXPATHLEN 500
110
111 extern wxChar *wxBuffer;
112
113 #ifdef __WXMAC__
114
115 #include "morefile.h"
116 #include "moreextr.h"
117 #include "fullpath.h"
118 #include "fspcompa.h"
119 #endif
120
121 IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
122
123 // ----------------------------------------------------------------------------
124 // private globals
125 // ----------------------------------------------------------------------------
126
127 static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN];
128
129 #if defined(__VISAGECPP__) && __IBMCPP__ >= 400
130 //
131 // VisualAge C++ V4.0 cannot have any external linkage const decs
132 // in headers included by more than one primary source
133 //
134 const off_t wxInvalidOffset = (off_t)-1;
135 #endif
136
137 // ============================================================================
138 // implementation
139 // ============================================================================
140
141 void wxPathList::Add (const wxString& path)
142 {
143 wxStringList::Add (WXSTRINGCAST path);
144 }
145
146 // Add paths e.g. from the PATH environment variable
147 void wxPathList::AddEnvList (const wxString& envVariable)
148 {
149 static const wxChar PATH_TOKS[] =
150 #ifdef __WINDOWS__
151 wxT(" ;"); // Don't seperate with colon in DOS (used for drive)
152 #else
153 wxT(" :;");
154 #endif
155
156 wxChar *val = wxGetenv (WXSTRINGCAST envVariable);
157 if (val && *val)
158 {
159 wxChar *s = copystring (val);
160 wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr);
161
162 if (token)
163 {
164 Add (copystring (token));
165 while (token)
166 {
167 if ((token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr)) != NULL)
168 Add (wxString(token));
169 }
170 }
171
172 // suppress warning about unused variable save_ptr when wxStrtok() is a
173 // macro which throws away its third argument
174 save_ptr = token;
175
176 delete [] s;
177 }
178 }
179
180 // Given a full filename (with path), ensure that that file can
181 // be accessed again USING FILENAME ONLY by adding the path
182 // to the list if not already there.
183 void wxPathList::EnsureFileAccessible (const wxString& path)
184 {
185 wxString path_only(wxPathOnly(path));
186 if ( !path_only.IsEmpty() )
187 {
188 if ( !Member(path_only) )
189 Add(path_only);
190 }
191 }
192
193 bool wxPathList::Member (const wxString& path)
194 {
195 for (wxNode * node = First (); node != NULL; node = node->Next ())
196 {
197 wxString path2((wxChar *) node->Data ());
198 if (
199 #if defined(__WINDOWS__) || defined(__VMS__) || defined (__WXMAC__)
200 // Case INDEPENDENT
201 path.CompareTo (path2, wxString::ignoreCase) == 0
202 #else
203 // Case sensitive File System
204 path.CompareTo (path2) == 0
205 #endif
206 )
207 return TRUE;
208 }
209 return FALSE;
210 }
211
212 wxString wxPathList::FindValidPath (const wxString& file)
213 {
214 if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file)))
215 return wxString(wxFileFunctionsBuffer);
216
217 wxChar buf[_MAXPATHLEN];
218 wxStrcpy(buf, wxFileFunctionsBuffer);
219
220 wxChar *filename = (wxChar*) NULL; /* shut up buggy egcs warning */
221 filename = IsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf;
222
223 for (wxNode * node = First (); node; node = node->Next ())
224 {
225 wxChar *path = (wxChar *) node->Data ();
226 wxStrcpy (wxFileFunctionsBuffer, path);
227 wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1];
228 if (ch != wxT('\\') && ch != wxT('/'))
229 wxStrcat (wxFileFunctionsBuffer, wxT("/"));
230 wxStrcat (wxFileFunctionsBuffer, filename);
231 #ifdef __WINDOWS__
232 Unix2DosFilename (wxFileFunctionsBuffer);
233 #endif
234 if (wxFileExists (wxFileFunctionsBuffer))
235 {
236 return wxString(wxFileFunctionsBuffer); // Found!
237 }
238 } // for()
239
240 return wxString(wxT("")); // Not found
241 }
242
243 wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
244 {
245 wxString f = FindValidPath(file);
246 if ( wxIsAbsolutePath(f) )
247 return f;
248
249 wxString buf;
250 wxGetWorkingDirectory(buf.GetWriteBuf(_MAXPATHLEN), _MAXPATHLEN - 1);
251 buf.UngetWriteBuf();
252 if ( !wxEndsWithPathSeparator(buf) )
253 {
254 buf += wxFILE_SEP_PATH;
255 }
256 buf += f;
257
258 return buf;
259 }
260
261 bool
262 wxFileExists (const wxString& filename)
263 {
264 #ifdef __GNUWIN32__ // (fix a B20 bug)
265 if (GetFileAttributes(filename) == 0xFFFFFFFF)
266 return FALSE;
267 else
268 return TRUE;
269 #elif defined(__WXMAC__)
270 struct stat stbuf;
271 if (filename && stat (wxUnix2MacFilename(filename), &stbuf) == 0 )
272 return TRUE;
273 return FALSE ;
274 #else
275
276 wxStructStat stbuf;
277 if ((filename != wxT("")) && wxStat (wxFNSTRINGCAST filename.fn_str(), &stbuf) == 0)
278 return TRUE;
279
280 return FALSE;
281 #endif
282 }
283
284 /* Vadim's alternative implementation
285
286 // does the file exist?
287 bool wxFileExists(const char *pszFileName)
288 {
289 struct stat st;
290 return !access(pszFileName, 0) &&
291 !stat(pszFileName, &st) &&
292 (st.st_mode & S_IFREG);
293 }
294 */
295
296 bool
297 wxIsAbsolutePath (const wxString& filename)
298 {
299 if (filename != wxT(""))
300 {
301 if (filename[0] == wxT('/')
302 #ifdef __VMS__
303 || (filename[0] == wxT('[') && filename[1] != wxT('.'))
304 #endif
305 #ifdef __WINDOWS__
306 /* MSDOS */
307 || filename[0] == wxT('\\') || (wxIsalpha (filename[0]) && filename[1] == wxT(':'))
308 #endif
309 )
310 return TRUE;
311 }
312 return FALSE;
313 }
314
315 /*
316 * Strip off any extension (dot something) from end of file,
317 * IF one exists. Inserts zero into buffer.
318 *
319 */
320
321 void wxStripExtension(wxChar *buffer)
322 {
323 int len = wxStrlen(buffer);
324 int i = len-1;
325 while (i > 0)
326 {
327 if (buffer[i] == wxT('.'))
328 {
329 buffer[i] = 0;
330 break;
331 }
332 i --;
333 }
334 }
335
336 void wxStripExtension(wxString& buffer)
337 {
338 size_t len = buffer.Length();
339 size_t i = len-1;
340 while (i > 0)
341 {
342 if (buffer.GetChar(i) == wxT('.'))
343 {
344 buffer = buffer.Left(i);
345 break;
346 }
347 i --;
348 }
349 }
350
351 // Destructive removal of /./ and /../ stuff
352 wxChar *wxRealPath (wxChar *path)
353 {
354 #ifdef __WXMSW__
355 static const wxChar SEP = wxT('\\');
356 Unix2DosFilename(path);
357 #else
358 static const wxChar SEP = wxT('/');
359 #endif
360 if (path[0] && path[1]) {
361 /* MATTHEW: special case "/./x" */
362 wxChar *p;
363 if (path[2] == SEP && path[1] == wxT('.'))
364 p = &path[0];
365 else
366 p = &path[2];
367 for (; *p; p++)
368 {
369 if (*p == SEP)
370 {
371 if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0')))
372 {
373 wxChar *q;
374 for (q = p - 1; q >= path && *q != SEP; q--);
375 if (q[0] == SEP && (q[1] != wxT('.') || q[2] != wxT('.') || q[3] != SEP)
376 && (q - 1 <= path || q[-1] != SEP))
377 {
378 wxStrcpy (q, p + 3);
379 if (path[0] == wxT('\0'))
380 {
381 path[0] = SEP;
382 path[1] = wxT('\0');
383 }
384 #ifdef __WXMSW__
385 /* Check that path[2] is NULL! */
386 else if (path[1] == wxT(':') && !path[2])
387 {
388 path[2] = SEP;
389 path[3] = wxT('\0');
390 }
391 #endif
392 p = q - 1;
393 }
394 }
395 else if (p[1] == wxT('.') && (p[2] == SEP || p[2] == wxT('\0')))
396 wxStrcpy (p, p + 2);
397 }
398 }
399 }
400 return path;
401 }
402
403 // Must be destroyed
404 wxChar *wxCopyAbsolutePath(const wxString& filename)
405 {
406 if (filename == wxT(""))
407 return (wxChar *) NULL;
408
409 if (! IsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) {
410 wxChar buf[_MAXPATHLEN];
411 buf[0] = wxT('\0');
412 wxGetWorkingDirectory(buf, WXSIZEOF(buf));
413 wxChar ch = buf[wxStrlen(buf) - 1];
414 #ifdef __WXMSW__
415 if (ch != wxT('\\') && ch != wxT('/'))
416 wxStrcat(buf, wxT("\\"));
417 #else
418 if (ch != wxT('/'))
419 wxStrcat(buf, wxT("/"));
420 #endif
421 wxStrcat(buf, wxFileFunctionsBuffer);
422 return copystring( wxRealPath(buf) );
423 }
424 return copystring( wxFileFunctionsBuffer );
425 }
426
427 /*-
428 Handles:
429 ~/ => home dir
430 ~user/ => user's home dir
431 If the environment variable a = "foo" and b = "bar" then:
432 Unix:
433 $a => foo
434 $a$b => foobar
435 $a.c => foo.c
436 xxx$a => xxxfoo
437 ${a}! => foo!
438 $(b)! => bar!
439 \$a => \$a
440 MSDOS:
441 $a ==> $a
442 $(a) ==> foo
443 $(a)$b ==> foo$b
444 $(a)$(b)==> foobar
445 test.$$ ==> test.$$
446 */
447
448 /* input name in name, pathname output to buf. */
449
450 wxChar *wxExpandPath(wxChar *buf, const wxChar *name)
451 {
452 register wxChar *d, *s, *nm;
453 wxChar lnm[_MAXPATHLEN];
454 int q;
455
456 // Some compilers don't like this line.
457 // const wxChar trimchars[] = wxT("\n \t");
458
459 wxChar trimchars[4];
460 trimchars[0] = wxT('\n');
461 trimchars[1] = wxT(' ');
462 trimchars[2] = wxT('\t');
463 trimchars[3] = 0;
464
465 #ifdef __WXMSW__
466 const wxChar SEP = wxT('\\');
467 #else
468 const wxChar SEP = wxT('/');
469 #endif
470 buf[0] = wxT('\0');
471 if (name == NULL || *name == wxT('\0'))
472 return buf;
473 nm = copystring(name); // Make a scratch copy
474 wxChar *nm_tmp = nm;
475
476 /* Skip leading whitespace and cr */
477 while (wxStrchr((wxChar *)trimchars, *nm) != NULL)
478 nm++;
479 /* And strip off trailing whitespace and cr */
480 s = nm + (q = wxStrlen(nm)) - 1;
481 while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL)
482 *s = wxT('\0');
483
484 s = nm;
485 d = lnm;
486 #ifdef __WXMSW__
487 q = FALSE;
488 #else
489 q = nm[0] == wxT('\\') && nm[1] == wxT('~');
490 #endif
491
492 /* Expand inline environment variables */
493 #ifdef __VISAGECPP__
494 while (*d)
495 {
496 *d++ = *s;
497 if(*s == wxT('\\'))
498 {
499 *(d - 1) = *++s;
500 if (*d)
501 {
502 s++;
503 continue;
504 }
505 else
506 break;
507 }
508 else
509 #else
510 while ((*d++ = *s)) {
511 # ifndef __WXMSW__
512 if (*s == wxT('\\')) {
513 if ((*(d - 1) = *++s)) {
514 s++;
515 continue;
516 } else
517 break;
518 } else
519 # endif
520 #endif
521 #ifdef __WXMSW__
522 if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')')))
523 #else
524 if (*s++ == wxT('$'))
525 #endif
526 {
527 register wxChar *start = d;
528 register int braces = (*s == wxT('{') || *s == wxT('('));
529 register wxChar *value;
530 #ifdef __VISAGECPP__
531 // VA gives assignment in logical expr warning
532 while (*d)
533 *d++ = *s;
534 #else
535 while ((*d++ = *s))
536 #endif
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 #ifdef __VISAGECPP__
545 // VA gives assignment in logical expr warning
546 for ((d = start - 1); (*d); *d++ = *value++);
547 #else
548 for ((d = start - 1); (*d++ = *value++););
549 #endif
550 d--;
551 if (braces && *s)
552 s++;
553 }
554 }
555 }
556
557 /* Expand ~ and ~user */
558 nm = lnm;
559 s = wxT("");
560 if (nm[0] == wxT('~') && !q)
561 {
562 /* prefix ~ */
563 if (nm[1] == SEP || nm[1] == 0)
564 { /* ~/filename */
565 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
566 if ((s = WXSTRINGCAST wxGetUserHome(wxT(""))) != NULL) {
567 if (*++nm)
568 nm++;
569 }
570 } else
571 { /* ~user/filename */
572 register wxChar *nnm;
573 register wxChar *home;
574 for (s = nm; *s && *s != SEP; s++);
575 int was_sep; /* MATTHEW: Was there a separator, or NULL? */
576 was_sep = (*s == SEP);
577 nnm = *s ? s + 1 : s;
578 *s = 0;
579 // FIXME: wxGetUserHome could return temporary storage in Unicode mode
580 if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) {
581 if (was_sep) /* replace only if it was there: */
582 *s = SEP;
583 s = wxT("");
584 } else {
585 nm = nnm;
586 s = home;
587 }
588 }
589 }
590
591 d = buf;
592 if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */
593 /* Copy home dir */
594 while (wxT('\0') != (*d++ = *s++))
595 /* loop */;
596 // Handle root home
597 if (d - 1 > buf && *(d - 2) != SEP)
598 *(d - 1) = SEP;
599 }
600 s = nm;
601 #ifdef __VISAGECPP__
602 // VA gives assignment in logical expr warning
603 while (*d)
604 *d++ = *s++;
605 #else
606 while ((*d++ = *s++));
607 #endif
608 delete[] nm_tmp; // clean up alloc
609 /* Now clean up the buffer */
610 return wxRealPath(buf);
611 }
612
613 /* Contract Paths to be build upon an environment variable
614 component:
615
616 example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib
617
618 The call wxExpandPath can convert these back!
619 */
620 wxChar *
621 wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
622 {
623 static wxChar dest[_MAXPATHLEN];
624
625 if (filename == wxT(""))
626 return (wxChar *) NULL;
627
628 wxStrcpy (dest, WXSTRINGCAST filename);
629 #ifdef __WXMSW__
630 Unix2DosFilename(dest);
631 #endif
632
633 // Handle environment
634 const wxChar *val = (const wxChar *) NULL;
635 wxChar *tcp = (wxChar *) NULL;
636 if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL &&
637 (tcp = wxStrstr (dest, val)) != NULL)
638 {
639 wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val));
640 *tcp++ = wxT('$');
641 *tcp++ = wxT('{');
642 wxStrcpy (tcp, WXSTRINGCAST envname);
643 wxStrcat (tcp, wxT("}"));
644 wxStrcat (tcp, wxFileFunctionsBuffer);
645 }
646
647 // Handle User's home (ignore root homes!)
648 size_t len = 0;
649 if ((val = wxGetUserHome (user)) != NULL &&
650 (len = wxStrlen(val)) > 2 &&
651 wxStrncmp(dest, val, len) == 0)
652 {
653 wxStrcpy(wxFileFunctionsBuffer, wxT("~"));
654 if (user != wxT(""))
655 wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user);
656 #ifdef __WXMSW__
657 // strcat(wxFileFunctionsBuffer, "\\");
658 #else
659 // strcat(wxFileFunctionsBuffer, "/");
660 #endif
661 wxStrcat(wxFileFunctionsBuffer, dest + len);
662 wxStrcpy (dest, wxFileFunctionsBuffer);
663 }
664
665 return dest;
666 }
667
668 // Return just the filename, not the path
669 // (basename)
670 wxChar *wxFileNameFromPath (wxChar *path)
671 {
672 if (path)
673 {
674 register wxChar *tcp;
675
676 tcp = path + wxStrlen (path);
677 while (--tcp >= path)
678 {
679 if (*tcp == wxT('/') || *tcp == wxT('\\')
680 #ifdef __VMS__
681 || *tcp == wxT(':') || *tcp == wxT(']'))
682 #else
683 )
684 #endif
685 return tcp + 1;
686 } /* while */
687 #if defined(__WXMSW__) || defined(__WXPM__)
688 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
689 return path + 2;
690 #endif
691 }
692 return path;
693 }
694
695 wxString wxFileNameFromPath (const wxString& path1)
696 {
697 if (path1 != wxT(""))
698 {
699
700 wxChar *path = WXSTRINGCAST path1 ;
701 register wxChar *tcp;
702
703 tcp = path + wxStrlen (path);
704 while (--tcp >= path)
705 {
706 if (*tcp == wxT('/') || *tcp == wxT('\\')
707 #ifdef __VMS__
708 || *tcp == wxT(':') || *tcp == wxT(']'))
709 #else
710 )
711 #endif
712 return wxString(tcp + 1);
713 } /* while */
714 #if defined(__WXMSW__) || defined(__WXPM__)
715 if (wxIsalpha (*path) && *(path + 1) == wxT(':'))
716 return wxString(path + 2);
717 #endif
718 }
719 // Yes, this should return the path, not an empty string, otherwise
720 // we get "thing.txt" -> "".
721 return path1;
722 }
723
724 // Return just the directory, or NULL if no directory
725 wxChar *
726 wxPathOnly (wxChar *path)
727 {
728 if (path && *path)
729 {
730 static wxChar buf[_MAXPATHLEN];
731
732 // Local copy
733 wxStrcpy (buf, path);
734
735 int l = wxStrlen(path);
736 bool done = FALSE;
737
738 int i = l - 1;
739
740 // Search backward for a backward or forward slash
741 while (!done && i > -1)
742 {
743 // ] is for VMS
744 if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
745 {
746 done = TRUE;
747 #ifdef __VMS__
748 buf[i+1] = 0;
749 #else
750 buf[i] = 0;
751 #endif
752
753 return buf;
754 }
755 else i --;
756 }
757
758 #if defined(__WXMSW__) || defined(__WXPM__)
759 // Try Drive specifier
760 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
761 {
762 // A:junk --> A:. (since A:.\junk Not A:\junk)
763 buf[2] = wxT('.');
764 buf[3] = wxT('\0');
765 return buf;
766 }
767 #endif
768 }
769
770 return (wxChar *) NULL;
771 }
772
773 // Return just the directory, or NULL if no directory
774 wxString wxPathOnly (const wxString& path)
775 {
776 if (path != wxT(""))
777 {
778 wxChar buf[_MAXPATHLEN];
779
780 // Local copy
781 wxStrcpy (buf, WXSTRINGCAST path);
782
783 int l = path.Length();
784 bool done = FALSE;
785
786 int i = l - 1;
787
788 // Search backward for a backward or forward slash
789 while (!done && i > -1)
790 {
791 // ] is for VMS
792 if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
793 {
794 done = TRUE;
795 #ifdef __VMS__
796 buf[i+1] = 0;
797 #else
798 buf[i] = 0;
799 #endif
800
801 return wxString(buf);
802 }
803 else i --;
804 }
805
806 #if defined(__WXMSW__) || defined(__WXPM__)
807 // Try Drive specifier
808 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
809 {
810 // A:junk --> A:. (since A:.\junk Not A:\junk)
811 buf[2] = wxT('.');
812 buf[3] = wxT('\0');
813 return wxString(buf);
814 }
815 #endif
816 }
817
818 return wxString(wxT(""));
819 }
820
821 // Utility for converting delimiters in DOS filenames to UNIX style
822 // and back again - or we get nasty problems with delimiters.
823 // Also, convert to lower case, since case is significant in UNIX.
824
825 #ifdef __WXMAC__
826
827 static char sMacFileNameConversion[ 1000 ] ;
828
829 wxString wxMac2UnixFilename (const char *str)
830 {
831 char *s = sMacFileNameConversion ;
832 strcpy( s , str ) ;
833 if (s)
834 {
835 memmove( s+1 , s ,strlen( s ) + 1) ;
836 if ( *s == ':' )
837 *s = '.' ;
838 else
839 *s = '/' ;
840
841 while (*s)
842 {
843 if (*s == ':')
844 *s = '/';
845 else
846 *s = wxTolower (*s); // Case INDEPENDENT
847 s++;
848 }
849 }
850 return wxString (sMacFileNameConversion) ;
851 }
852
853 wxString wxUnix2MacFilename (const char *str)
854 {
855 char *s = sMacFileNameConversion ;
856 strcpy( s , str ) ;
857 if (s)
858 {
859 if ( *s == '.' )
860 {
861 // relative path , since it goes on with slash which is translated to a :
862 memmove( s , s+1 ,strlen( s ) ) ;
863 }
864 else if ( *s == '/' )
865 {
866 // absolute path -> on mac just start with the drive name
867 memmove( s , s+1 ,strlen( s ) ) ;
868 }
869 else
870 {
871 wxASSERT_MSG( 1 , "unkown path beginning" ) ;
872 }
873 while (*s)
874 {
875 if (*s == '/' || *s == '\\')
876 {
877 // convert any back-directory situations
878 if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
879 {
880 *s = ':';
881 memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
882 }
883 else
884 *s = ':';
885 }
886
887 s++ ;
888 }
889 }
890 return wxString (sMacFileNameConversion) ;
891 }
892
893 wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
894 {
895 Handle myPath ;
896 short length ;
897
898 FSpGetFullPath( spec , &length , &myPath ) ;
899 ::SetHandleSize( myPath , length + 1 ) ;
900 ::HLock( myPath ) ;
901 (*myPath)[length] = 0 ;
902 if ( length > 0 && (*myPath)[length-1] ==':' )
903 (*myPath)[length-1] = 0 ;
904
905 wxString result( (char*) *myPath ) ;
906 ::HUnlock( myPath ) ;
907 ::DisposeHandle( myPath ) ;
908 return result ;
909 }
910
911 wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
912 {
913 return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ;
914 }
915
916 void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
917 {
918 FSpLocationFromFullPath( strlen(path ) , path , spec ) ;
919 }
920
921 void wxUnixFilename2FSSpec( const char *path , FSSpec *spec )
922 {
923 wxString var = wxUnix2MacFilename( path ) ;
924 wxMacFilename2FSSpec( var , spec ) ;
925 }
926
927 #endif
928 void
929 wxDos2UnixFilename (char *s)
930 {
931 if (s)
932 while (*s)
933 {
934 if (*s == '\\')
935 *s = '/';
936 #ifdef __WXMSW__
937 else
938 *s = wxTolower (*s); // Case INDEPENDENT
939 #endif
940 s++;
941 }
942 }
943
944 void
945 #if defined(__WXMSW__) || defined(__WXPM__)
946 wxUnix2DosFilename (wxChar *s)
947 #else
948 wxUnix2DosFilename (wxChar *WXUNUSED(s) )
949 #endif
950 {
951 // Yes, I really mean this to happen under DOS only! JACS
952 #if defined(__WXMSW__) || defined(__WXPM__)
953 if (s)
954 while (*s)
955 {
956 if (*s == wxT('/'))
957 *s = wxT('\\');
958 s++;
959 }
960 #endif
961 }
962
963 // Concatenate two files to form third
964 bool
965 wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
966 {
967 wxChar *outfile = wxGetTempFileName("cat");
968
969 FILE *fp1 = (FILE *) NULL;
970 FILE *fp2 = (FILE *) NULL;
971 FILE *fp3 = (FILE *) NULL;
972 // Open the inputs and outputs
973 #ifdef __WXMAC__
974 if ((fp1 = fopen (wxUnix2MacFilename( file1 ), "rb")) == NULL ||
975 (fp2 = fopen (wxUnix2MacFilename( file2 ), "rb")) == NULL ||
976 (fp3 = fopen (wxUnix2MacFilename( outfile ), "wb")) == NULL)
977 #else
978 if ((fp1 = wxFopen (WXSTRINGCAST file1, wxT("rb"))) == NULL ||
979 (fp2 = wxFopen (WXSTRINGCAST file2, wxT("rb"))) == NULL ||
980 (fp3 = wxFopen (outfile, wxT("wb"))) == NULL)
981 #endif
982 {
983 if (fp1)
984 fclose (fp1);
985 if (fp2)
986 fclose (fp2);
987 if (fp3)
988 fclose (fp3);
989 return FALSE;
990 }
991
992 int ch;
993 while ((ch = getc (fp1)) != EOF)
994 (void) putc (ch, fp3);
995 fclose (fp1);
996
997 while ((ch = getc (fp2)) != EOF)
998 (void) putc (ch, fp3);
999 fclose (fp2);
1000
1001 fclose (fp3);
1002 bool result = wxRenameFile(outfile, file3);
1003 delete[] outfile;
1004 return result;
1005 }
1006
1007 // Copy files
1008 bool
1009 wxCopyFile (const wxString& file1, const wxString& file2)
1010 {
1011 FILE *fd1;
1012 FILE *fd2;
1013 int ch;
1014
1015 #ifdef __WXMAC__
1016 if ((fd1 = fopen (wxUnix2MacFilename( file1 ), "rb")) == NULL)
1017 return FALSE;
1018 if ((fd2 = fopen (wxUnix2MacFilename( file2 ), "wb")) == NULL)
1019 #else
1020 if ((fd1 = wxFopen (WXSTRINGCAST file1, wxT("rb"))) == NULL)
1021 return FALSE;
1022 if ((fd2 = wxFopen (WXSTRINGCAST file2, wxT("wb"))) == NULL)
1023 #endif
1024 {
1025 fclose (fd1);
1026 return FALSE;
1027 }
1028
1029 while ((ch = getc (fd1)) != EOF)
1030 (void) putc (ch, fd2);
1031
1032 fclose (fd1);
1033 fclose (fd2);
1034 return TRUE;
1035 }
1036
1037 bool
1038 wxRenameFile (const wxString& file1, const wxString& file2)
1039 {
1040 #ifdef __WXMAC__
1041 if (0 == rename (wxUnix2MacFilename( file1 ), wxUnix2MacFilename( file2 )))
1042 return TRUE;
1043 #else
1044 // Normal system call
1045 if (0 == wxRename (wxCSTRINGCAST file1, wxCSTRINGCAST file2))
1046 return TRUE;
1047 #endif
1048 // Try to copy
1049 if (wxCopyFile(file1, file2)) {
1050 wxRemoveFile(file1);
1051 return TRUE;
1052 }
1053 // Give up
1054 return FALSE;
1055 }
1056
1057 bool wxRemoveFile(const wxString& file)
1058 {
1059 #if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
1060 int flag = wxRemove(file);
1061 #elif defined( __WXMAC__ )
1062 int flag = unlink(wxUnix2MacFilename( file ));
1063 #else
1064 int flag = unlink(wxFNSTRINGCAST file.fn_str());
1065 #endif
1066 return (flag == 0) ;
1067 }
1068
1069 bool wxMkdir(const wxString& dir, int perm)
1070 {
1071 #if defined( __WXMAC__ )
1072 return (mkdir(wxUnix2MacFilename( dir ) , 0 ) == 0);
1073 #else // !Mac
1074 const wxChar *dirname = dir.c_str();
1075
1076 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1077 // for the GNU compiler
1078 #if (!(defined(__WXMSW__) || defined(__WXPM__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__)
1079 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1080 #elif defined(__WXPM__)
1081 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1082 #else // !MSW and !OS/2 VAC++
1083 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1084 #endif // !MSW/MSW
1085 {
1086 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1087
1088 return FALSE;
1089 }
1090
1091 return TRUE;
1092 #endif // Mac/!Mac
1093 }
1094
1095 bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1096 {
1097 #ifdef __VMS__
1098 return FALSE; //to be changed since rmdir exists in VMS7.x
1099 #elif defined( __WXMAC__ )
1100 return (rmdir(wxUnix2MacFilename( dir )) == 0);
1101 #elif defined(__WXPM__)
1102 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1103 #else
1104
1105 #ifdef __SALFORDC__
1106 return FALSE; // What to do?
1107 #else
1108 return (wxRmDir(wxFNSTRINGCAST dir.fn_str()) == 0);
1109 #endif
1110
1111 #endif
1112 }
1113
1114 #if 0
1115 bool wxDirExists(const wxString& dir)
1116 {
1117 #ifdef __VMS__
1118 return FALSE; //To be changed since stat exists in VMS7.x
1119 #elif !defined(__WXMSW__)
1120 struct stat sbuf;
1121 return (stat(dir.fn_str(), &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE;
1122 #else
1123
1124 /* MATTHEW: [6] Always use same code for Win32, call FindClose */
1125 #if defined(__WIN32__)
1126 WIN32_FIND_DATA fileInfo;
1127 #else
1128 #ifdef __BORLANDC__
1129 struct ffblk fileInfo;
1130 #else
1131 struct find_t fileInfo;
1132 #endif
1133 #endif
1134
1135 #if defined(__WIN32__)
1136 HANDLE h = FindFirstFile((LPTSTR) WXSTRINGCAST dir,(LPWIN32_FIND_DATA)&fileInfo);
1137
1138 if (h==INVALID_HANDLE_VALUE)
1139 return FALSE;
1140 else {
1141 FindClose(h);
1142 return ((fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY);
1143 }
1144 #else
1145 // In Borland findfirst has a different argument
1146 // ordering from _dos_findfirst. But _dos_findfirst
1147 // _should_ be ok in both MS and Borland... why not?
1148 #ifdef __BORLANDC__
1149 return ((findfirst(WXSTRINGCAST dir, &fileInfo, _A_SUBDIR) == 0 && (fileInfo.ff_attrib & _A_SUBDIR) != 0));
1150 #else
1151 return (((_dos_findfirst(WXSTRINGCAST dir, _A_SUBDIR, &fileInfo) == 0) && (fileInfo.attrib & _A_SUBDIR)) != 0);
1152 #endif
1153 #endif
1154
1155 #endif
1156 }
1157
1158 #endif
1159
1160 // does the path exists? (may have or not '/' or '\\' at the end)
1161 bool wxPathExists(const wxChar *pszPathName)
1162 {
1163 wxString strPath(pszPathName);
1164 #ifdef __WINDOWS__
1165 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1166 // so remove all trailing backslashes from the path - but don't do this for
1167 // the pathes "d:\" (which are different from "d:") nor for just "\"
1168 while ( wxEndsWithPathSeparator(strPath) )
1169 {
1170 size_t len = strPath.length();
1171 if ( len == 1 || strPath[len - 1] == _T(':') )
1172 break;
1173
1174 strPath.Truncate(len - 1);
1175 }
1176 #endif // __WINDOWS__
1177
1178 wxStructStat st;
1179 #ifndef __VISAGECPP__
1180 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1181 ((st.st_mode & S_IFMT) == S_IFDIR);
1182 #else
1183 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1184 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1185 (st.st_mode == S_IFDIR);
1186 #endif
1187
1188 }
1189
1190 // Get a temporary filename, opening and closing the file.
1191 wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1192 {
1193 #ifdef __WINDOWS__
1194
1195 #ifndef __WIN32__
1196 wxChar tmp[144];
1197 ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1198 #else
1199 wxChar tmp[MAX_PATH];
1200 wxChar tmpPath[MAX_PATH];
1201 ::GetTempPath(MAX_PATH, tmpPath);
1202 ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1203 #endif
1204 if (buf) wxStrcpy(buf, tmp);
1205 else buf = copystring(tmp);
1206 return buf;
1207
1208 #else
1209 static short last_temp = 0; // cache last to speed things a bit
1210 // At most 1000 temp files to a process! We use a ring count.
1211 wxChar tmp[100]; // FIXME static buffer
1212
1213 for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1214 {
1215 wxSprintf (tmp, wxT("/tmp/%s%d.%03x"), WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1216 if (!wxFileExists( tmp ))
1217 {
1218 // Touch the file to create it (reserve name)
1219 FILE *fd = fopen (wxFNCONV(tmp), "w");
1220 if (fd)
1221 fclose (fd);
1222 last_temp = suffix;
1223 if (buf)
1224 wxStrcpy( buf, tmp);
1225 else
1226 buf = copystring( tmp );
1227 return buf;
1228 }
1229 }
1230 wxLogError( _("wxWindows: error finding temporary file name.\n") );
1231 if (buf) buf[0] = 0;
1232 return (wxChar *) NULL;
1233 #endif
1234 }
1235
1236 bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1237 {
1238 wxChar buf2[512];
1239 if (wxGetTempFileName(prefix, buf2) != (wxChar*) NULL)
1240 {
1241 buf = buf2;
1242 return TRUE;
1243 }
1244 else
1245 return FALSE;
1246 }
1247
1248 // Get first file name matching given wild card.
1249
1250 #ifdef __UNIX__
1251
1252 // Get first file name matching given wild card.
1253 // Flags are reserved for future use.
1254
1255 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1256 static DIR *gs_dirStream = (DIR *) NULL;
1257 static wxString gs_strFileSpec;
1258 static int gs_findFlags = 0;
1259 #endif
1260
1261 wxString wxFindFirstFile(const wxChar *spec, int flags)
1262 {
1263 wxString result;
1264
1265 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1266 if (gs_dirStream)
1267 closedir(gs_dirStream); // edz 941103: better housekeping
1268
1269 gs_findFlags = flags;
1270
1271 gs_strFileSpec = spec;
1272
1273 // Find path only so we can concatenate
1274 // found file onto path
1275 wxString path(wxPathOnly(gs_strFileSpec));
1276
1277 // special case: path is really "/"
1278 if ( !path && gs_strFileSpec[0u] == wxT('/') )
1279 path = wxT('/');
1280 // path is empty => Local directory
1281 if ( !path )
1282 path = wxT('.');
1283
1284 gs_dirStream = opendir(path.fn_str());
1285 if ( !gs_dirStream )
1286 {
1287 wxLogSysError(_("Can not enumerate files in directory '%s'"),
1288 path.c_str());
1289 }
1290 else
1291 {
1292 result = wxFindNextFile();
1293 }
1294 #endif // !VMS6.x or earlier
1295
1296 return result;
1297 }
1298
1299 wxString wxFindNextFile()
1300 {
1301 wxString result;
1302
1303 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1304 wxCHECK_MSG( gs_dirStream, result, wxT("must call wxFindFirstFile first") );
1305
1306 // Find path only so we can concatenate
1307 // found file onto path
1308 wxString path(wxPathOnly(gs_strFileSpec));
1309 wxString name(wxFileNameFromPath(gs_strFileSpec));
1310
1311 /* MATTHEW: special case: path is really "/" */
1312 if ( !path && gs_strFileSpec[0u] == wxT('/'))
1313 path = wxT('/');
1314
1315 // Do the reading
1316 struct dirent *nextDir;
1317 for ( nextDir = readdir(gs_dirStream);
1318 nextDir != NULL;
1319 nextDir = readdir(gs_dirStream) )
1320 {
1321 if (wxMatchWild(name, nextDir->d_name, FALSE) && // RR: added FALSE to find hidden files
1322 strcmp(nextDir->d_name, ".") &&
1323 strcmp(nextDir->d_name, "..") )
1324 {
1325 result.Empty();
1326 if ( !path.IsEmpty() )
1327 {
1328 result = path;
1329 if ( path != wxT('/') )
1330 result += wxT('/');
1331 }
1332
1333 result += nextDir->d_name;
1334
1335 // Only return "." and ".." when they match
1336 bool isdir;
1337 if ( (strcmp(nextDir->d_name, ".") == 0) ||
1338 (strcmp(nextDir->d_name, "..") == 0))
1339 {
1340 if ( (gs_findFlags & wxDIR) != 0 )
1341 isdir = TRUE;
1342 else
1343 continue;
1344 }
1345 else
1346 isdir = wxDirExists(result);
1347
1348 // and only return directories when flags & wxDIR
1349 if ( !gs_findFlags ||
1350 ((gs_findFlags & wxDIR) && isdir) ||
1351 ((gs_findFlags & wxFILE) && !isdir) )
1352 {
1353 return result;
1354 }
1355 }
1356 }
1357
1358 result.Empty(); // not found
1359
1360 closedir(gs_dirStream);
1361 gs_dirStream = (DIR *) NULL;
1362 #endif // !VMS6.2 or earlier
1363
1364 return result;
1365 }
1366
1367 #elif defined(__WXMAC__)
1368
1369 struct MacDirectoryIterator
1370 {
1371 CInfoPBRec m_CPB ;
1372 wxInt16 m_index ;
1373 long m_dirId ;
1374 Str255 m_name ;
1375 } ;
1376
1377 static int g_iter_flags ;
1378
1379 static MacDirectoryIterator g_iter ;
1380
1381 wxString wxFindFirstFile(const wxChar *spec, int flags)
1382 {
1383 wxString result;
1384
1385 g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
1386
1387 // Find path only so we can concatenate found file onto path
1388 wxString path(wxPathOnly(spec));
1389 if ( !path.IsEmpty() )
1390 result << path << wxT('\\');
1391
1392 FSSpec fsspec ;
1393
1394 wxUnixFilename2FSSpec( result , &fsspec ) ;
1395 g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
1396 g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
1397 g_iter.m_index = 0 ;
1398
1399 Boolean isDir ;
1400 FSpGetDirectoryID( &fsspec , &g_iter.m_dirId , &isDir ) ;
1401 if ( !isDir )
1402 return wxEmptyString ;
1403
1404 return wxFindNextFile( ) ;
1405 }
1406
1407 wxString wxFindNextFile()
1408 {
1409 wxString result;
1410
1411 short err = noErr ;
1412
1413 while ( err == noErr )
1414 {
1415 g_iter.m_index++ ;
1416 g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
1417 g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
1418 err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
1419 if ( err != noErr )
1420 break ;
1421
1422 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
1423 break ;
1424
1425 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
1426 continue ;
1427
1428 // hit !
1429 break ;
1430 }
1431 if ( err != noErr )
1432 {
1433 return wxEmptyString ;
1434 }
1435 FSSpec spec ;
1436
1437 FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
1438 g_iter.m_dirId,
1439 g_iter.m_name,
1440 &spec) ;
1441
1442 return wxMacFSSpec2UnixFilename( &spec ) ;
1443 }
1444
1445 #elif defined(__WXMSW__)
1446
1447 #ifdef __WIN32__
1448 static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1449 static WIN32_FIND_DATA gs_findDataStruct;
1450 #else // Win16
1451 #ifdef __BORLANDC__
1452 static struct ffblk gs_findDataStruct;
1453 #else
1454 static struct _find_t gs_findDataStruct;
1455 #endif // Borland
1456 #endif // Win32/16
1457
1458 static wxString gs_strFileSpec;
1459 static int gs_findFlags = 0;
1460
1461 wxString wxFindFirstFile(const wxChar *spec, int flags)
1462 {
1463 wxString result;
1464
1465 gs_strFileSpec = spec;
1466 gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1467
1468 // Find path only so we can concatenate found file onto path
1469 wxString path(wxPathOnly(gs_strFileSpec));
1470 if ( !path.IsEmpty() )
1471 result << path << wxT('\\');
1472
1473 #ifdef __WIN32__
1474 if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1475 FindClose(gs_hFileStruct);
1476
1477 gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1478
1479 if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1480 {
1481 result.Empty();
1482
1483 return result;
1484 }
1485
1486 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1487
1488 if (isdir && !(flags & wxDIR))
1489 return wxFindNextFile();
1490 else if (!isdir && flags && !(flags & wxFILE))
1491 return wxFindNextFile();
1492
1493 result += gs_findDataStruct.cFileName;
1494
1495 return result;
1496 #else // !Win32
1497 int flag = _A_NORMAL;
1498 if (flags & wxDIR)
1499 flag = _A_SUBDIR;
1500
1501 #ifdef __BORLANDC__
1502 if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1503 #else
1504 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1505 #endif
1506 {
1507 char attrib;
1508
1509 #ifdef __BORLANDC__
1510 attrib = gs_findDataStruct.ff_attrib;
1511 #else
1512 attrib = gs_findDataStruct.attrib;
1513 #endif
1514
1515 if (attrib & _A_SUBDIR) {
1516 if (!(gs_findFlags & wxDIR))
1517 return wxFindNextFile();
1518 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1519 return wxFindNextFile();
1520
1521 result +=
1522 #ifdef __BORLANDC__
1523 gs_findDataStruct.ff_name
1524 #else
1525 gs_findDataStruct.name
1526 #endif
1527 ;
1528 }
1529
1530 return result;
1531 #endif // __WIN32__
1532 }
1533
1534
1535 wxString wxFindNextFile()
1536 {
1537 wxString result;
1538
1539 // Find path only so we can concatenate found file onto path
1540 wxString path(wxPathOnly(gs_strFileSpec));
1541
1542 try_again:
1543
1544 #ifdef __WIN32__
1545 if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1546 return result;
1547
1548 bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1549 if (!success)
1550 {
1551 FindClose(gs_hFileStruct);
1552 gs_hFileStruct = INVALID_HANDLE_VALUE;
1553 }
1554 else
1555 {
1556 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1557
1558 if (isdir && !(gs_findFlags & wxDIR))
1559 goto try_again;
1560 else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1561 goto try_again;
1562
1563 if ( !path.IsEmpty() )
1564 result << path << wxT('\\');
1565 result << gs_findDataStruct.cFileName;
1566 }
1567
1568 return result;
1569 #else // Win16
1570
1571 #ifdef __BORLANDC__
1572 if (findnext(&gs_findDataStruct) == 0)
1573 #else
1574 if (_dos_findnext(&gs_findDataStruct) == 0)
1575 #endif
1576 {
1577 /* MATTHEW: [5] Check directory flag */
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 goto try_again;
1589 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1590 goto try_again;
1591
1592
1593 result +=
1594 #ifdef __BORLANDC__
1595 gs_findDataStruct.ff_name
1596 #else
1597 gs_findDataStruct.name
1598 #endif
1599 ;
1600 }
1601
1602 return result;
1603 #endif // Win32/16
1604 }
1605
1606 #elif defined(__WXPM__)
1607
1608 wxString wxFindFirstFile(const wxChar *spec, int flags)
1609 {
1610 wxString result;
1611
1612 /*
1613 // TODO: figure something out here for OS/2
1614 gs_strFileSpec = spec;
1615 gs_findFlags = flags;
1616
1617 // Find path only so we can concatenate found file onto path
1618 wxString path(wxPathOnly(gs_strFileSpec));
1619 if ( !path.IsEmpty() )
1620 result << path << wxT('\\');
1621
1622 int flag = _A_NORMAL;
1623 if (flags & wxDIR)
1624 flag = _A_SUBDIR;
1625
1626 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1627 {
1628 char attrib;
1629 attrib = gs_findDataStruct.attrib;
1630
1631 if (attrib & _A_SUBDIR) {
1632 if (!(gs_findFlags & wxDIR))
1633 return wxFindNextFile();
1634 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1635 return wxFindNextFile();
1636
1637 result += gs_findDataStruct.name;
1638 }
1639 */
1640 return result;
1641 }
1642
1643 wxString wxFindNextFile()
1644 {
1645 wxString result;
1646 // TODO:
1647 return result;
1648 }
1649
1650 #endif // Unix/Windows/OS/2
1651
1652 // Get current working directory.
1653 // If buf is NULL, allocates space using new, else
1654 // copies into buf.
1655 wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1656 {
1657 if (!buf)
1658 buf = new wxChar[sz+1];
1659 #if wxUSE_UNICODE
1660 char *cbuf = new char[sz+1];
1661 #ifdef _MSC_VER
1662 if (_getcwd(cbuf, sz) == NULL) {
1663 #elif defined( __WXMAC__)
1664 enum
1665 {
1666 SFSaveDisk = 0x214, CurDirStore = 0x398
1667 };
1668 FSSpec cwdSpec ;
1669
1670 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1671 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1672 strcpy( buf , res ) ;
1673 if (0) {
1674 #else
1675 if (getcwd(cbuf, sz) == NULL) {
1676 #endif
1677 delete [] cbuf;
1678 #else // wxUnicode
1679 #ifdef _MSC_VER
1680 if (_getcwd(buf, sz) == NULL) {
1681 #elif defined( __WXMAC__)
1682 enum
1683 {
1684 SFSaveDisk = 0x214, CurDirStore = 0x398
1685 };
1686 FSSpec cwdSpec ;
1687
1688 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1689 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1690 strcpy( buf , res ) ;
1691 if (0) {
1692 #elif(__VISAGECPP__)
1693 APIRET rc;
1694 rc = ::DosQueryCurrentDir( 0 // current drive
1695 ,buf
1696 ,(PULONG)&sz
1697 );
1698 if (rc != 0) {
1699 #else
1700 if (getcwd(buf, sz) == NULL) {
1701 #endif
1702 #endif
1703 buf[0] = wxT('.');
1704 buf[1] = wxT('\0');
1705 }
1706 #if wxUSE_UNICODE
1707 else {
1708 wxConvFile.MB2WC(buf, cbuf, sz);
1709 delete [] cbuf;
1710 }
1711 #endif
1712 return buf;
1713 }
1714
1715 wxString wxGetCwd()
1716 {
1717 static const size_t maxPathLen = 1024;
1718
1719 wxString str;
1720 wxGetWorkingDirectory(str.GetWriteBuf(maxPathLen), maxPathLen);
1721 str.UngetWriteBuf();
1722
1723 return str;
1724 }
1725
1726 bool wxSetWorkingDirectory(const wxString& d)
1727 {
1728 #if defined( __UNIX__ ) || defined( __WXMAC__ )
1729 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1730 #elif defined(__WXPM__)
1731 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1732 #elif defined(__WINDOWS__)
1733
1734 #ifdef __WIN32__
1735 return (bool)(SetCurrentDirectory(d) != 0);
1736 #else
1737 // Must change drive, too.
1738 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1739 if (isDriveSpec)
1740 {
1741 wxChar firstChar = d[0];
1742
1743 // To upper case
1744 if (firstChar > 90)
1745 firstChar = firstChar - 32;
1746
1747 // To a drive number
1748 unsigned int driveNo = firstChar - 64;
1749 if (driveNo > 0)
1750 {
1751 unsigned int noDrives;
1752 _dos_setdrive(driveNo, &noDrives);
1753 }
1754 }
1755 bool success = (chdir(WXSTRINGCAST d) == 0);
1756
1757 return success;
1758 #endif
1759
1760 #endif
1761 }
1762
1763 // Get the OS directory if appropriate (such as the Windows directory).
1764 // On non-Windows platform, probably just return the empty string.
1765 wxString wxGetOSDirectory()
1766 {
1767 #ifdef __WINDOWS__
1768 wxChar buf[256];
1769 GetWindowsDirectory(buf, 256);
1770 return wxString(buf);
1771 #else
1772 return wxEmptyString;
1773 #endif
1774 }
1775
1776 bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1777 {
1778 size_t len = wxStrlen(pszFileName);
1779 if ( len == 0 )
1780 return FALSE;
1781 else
1782 return wxIsPathSeparator(pszFileName[len - 1]);
1783 }
1784
1785 // find a file in a list of directories, returns false if not found
1786 bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1787 {
1788 // we assume that it's not empty
1789 wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE,
1790 _T("empty file name in wxFindFileInPath"));
1791
1792 // skip path separator in the beginning of the file name if present
1793 if ( wxIsPathSeparator(*pszFile) )
1794 pszFile++;
1795
1796 // copy the path (strtok will modify it)
1797 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1798 wxStrcpy(szPath, pszPath);
1799
1800 wxString strFile;
1801 wxChar *pc, *save_ptr;
1802 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1803 pc != NULL;
1804 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1805 {
1806 // search for the file in this directory
1807 strFile = pc;
1808 if ( !wxEndsWithPathSeparator(pc) )
1809 strFile += wxFILE_SEP_PATH;
1810 strFile += pszFile;
1811
1812 if ( FileExists(strFile) ) {
1813 *pStr = strFile;
1814 break;
1815 }
1816 }
1817
1818 // suppress warning about unused variable save_ptr when wxStrtok() is a
1819 // macro which throws away its third argument
1820 save_ptr = pc;
1821
1822 delete [] szPath;
1823
1824 return pc != NULL; // if true => we breaked from the loop
1825 }
1826
1827 void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1828 wxString *pstrPath,
1829 wxString *pstrName,
1830 wxString *pstrExt)
1831 {
1832 // it can be empty, but it shouldn't be NULL
1833 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1834
1835 const wxChar *pDot = wxStrrchr(pszFileName, wxFILE_SEP_EXT);
1836
1837 #ifdef __WXMSW__
1838 // under Windows we understand both separators
1839 const wxChar *pSepUnix = wxStrrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1840 const wxChar *pSepDos = wxStrrchr(pszFileName, wxFILE_SEP_PATH_DOS);
1841 const wxChar *pLastSeparator = pSepUnix > pSepDos ? pSepUnix : pSepDos;
1842 #else // assume Unix
1843 const wxChar *pLastSeparator = wxStrrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1844
1845 if ( pDot )
1846 {
1847 if ( (pDot == pszFileName) || (*(pDot - 1) == wxFILE_SEP_PATH_UNIX) )
1848 {
1849 // under Unix, dot may be (and commonly is) the first character of the
1850 // filename, don't treat the entire filename as extension in this case
1851 pDot = NULL;
1852 }
1853 }
1854 #endif // MSW/Unix
1855
1856 if ( pDot && (pDot < pLastSeparator) )
1857 {
1858 // the dot is part of the path, not the start of the extension
1859 pDot = NULL;
1860 }
1861
1862 if ( pstrPath )
1863 {
1864 if ( pLastSeparator )
1865 *pstrPath = wxString(pszFileName, pLastSeparator - pszFileName);
1866 else
1867 pstrPath->Empty();
1868 }
1869
1870 if ( pstrName )
1871 {
1872 const wxChar *start = pLastSeparator ? pLastSeparator + 1 : pszFileName;
1873 const wxChar *end = pDot ? pDot : pszFileName + wxStrlen(pszFileName);
1874
1875 *pstrName = wxString(start, end - start);
1876 }
1877
1878 if ( pstrExt )
1879 {
1880 if ( pDot )
1881 *pstrExt = wxString(pDot + 1);
1882 else
1883 pstrExt->Empty();
1884 }
1885 }
1886
1887 time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1888 {
1889 wxStructStat buf;
1890
1891 wxStat(filename.fn_str(), &buf);
1892 return buf.st_mtime;
1893 }
1894
1895
1896 //------------------------------------------------------------------------
1897 // wild character routines
1898 //------------------------------------------------------------------------
1899
1900 bool wxIsWild( const wxString& pattern )
1901 {
1902 wxString tmp = pattern;
1903 wxChar *pat = WXSTRINGCAST(tmp);
1904 while (*pat) {
1905 switch (*pat++) {
1906 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1907 return TRUE;
1908 case wxT('\\'):
1909 if (!*pat++)
1910 return FALSE;
1911 }
1912 }
1913 return FALSE;
1914 };
1915
1916 bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1917
1918 #if defined(HAVE_FNMATCH_H)
1919 {
1920 // this probably won't work well for multibyte chars in Unicode mode?
1921 if(dot_special)
1922 return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0;
1923 else
1924 return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0;
1925 }
1926 #else
1927
1928 // #pragma error Broken implementation of wxMatchWild() -- needs fixing!
1929
1930 /*
1931 * WARNING: this code is broken!
1932 */
1933 {
1934 wxString tmp1 = pat;
1935 wxChar *pattern = WXSTRINGCAST(tmp1);
1936 wxString tmp2 = text;
1937 wxChar *str = WXSTRINGCAST(tmp2);
1938 wxChar c;
1939 wxChar *cp;
1940 bool done = FALSE, ret_code, ok;
1941 // Below is for vi fans
1942 const wxChar OB = wxT('{'), CB = wxT('}');
1943
1944 // dot_special means '.' only matches '.'
1945 if (dot_special && *str == wxT('.') && *pattern != *str)
1946 return FALSE;
1947
1948 while ((*pattern != wxT('\0')) && (!done)
1949 && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) {
1950 switch (*pattern) {
1951 case wxT('\\'):
1952 pattern++;
1953 if (*pattern != wxT('\0'))
1954 pattern++;
1955 break;
1956 case wxT('*'):
1957 pattern++;
1958 ret_code = FALSE;
1959 while ((*str!=wxT('\0'))
1960 && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
1961 /*loop*/;
1962 if (ret_code) {
1963 while (*str != wxT('\0'))
1964 str++;
1965 while (*pattern != wxT('\0'))
1966 pattern++;
1967 }
1968 break;
1969 case wxT('['):
1970 pattern++;
1971 repeat:
1972 if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) {
1973 done = TRUE;
1974 break;
1975 }
1976 if (*pattern == wxT('\\')) {
1977 pattern++;
1978 if (*pattern == wxT('\0')) {
1979 done = TRUE;
1980 break;
1981 }
1982 }
1983 if (*(pattern + 1) == wxT('-')) {
1984 c = *pattern;
1985 pattern += 2;
1986 if (*pattern == wxT(']')) {
1987 done = TRUE;
1988 break;
1989 }
1990 if (*pattern == wxT('\\')) {
1991 pattern++;
1992 if (*pattern == wxT('\0')) {
1993 done = TRUE;
1994 break;
1995 }
1996 }
1997 if ((*str < c) || (*str > *pattern)) {
1998 pattern++;
1999 goto repeat;
2000 }
2001 } else if (*pattern != *str) {
2002 pattern++;
2003 goto repeat;
2004 }
2005 pattern++;
2006 while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) {
2007 if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0')))
2008 pattern++;
2009 pattern++;
2010 }
2011 if (*pattern != wxT('\0')) {
2012 pattern++, str++;
2013 }
2014 break;
2015 case wxT('?'):
2016 pattern++;
2017 str++;
2018 break;
2019 case OB:
2020 pattern++;
2021 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2022 cp = str;
2023 ok = TRUE;
2024 while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0'))
2025 && (*pattern != wxT(',')) && (*pattern != CB)) {
2026 if (*pattern == wxT('\\'))
2027 pattern++;
2028 ok = (*pattern++ == *cp++);
2029 }
2030 if (*pattern == wxT('\0')) {
2031 ok = FALSE;
2032 done = TRUE;
2033 break;
2034 } else if (ok) {
2035 str = cp;
2036 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2037 if (*++pattern == wxT('\\')) {
2038 if (*++pattern == CB)
2039 pattern++;
2040 }
2041 }
2042 } else {
2043 while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) {
2044 if (*++pattern == wxT('\\')) {
2045 if (*++pattern == CB || *pattern == wxT(','))
2046 pattern++;
2047 }
2048 }
2049 }
2050 if (*pattern != wxT('\0'))
2051 pattern++;
2052 }
2053 break;
2054 default:
2055 if (*str == *pattern) {
2056 str++, pattern++;
2057 } else {
2058 done = TRUE;
2059 }
2060 }
2061 }
2062 while (*pattern == wxT('*'))
2063 pattern++;
2064 return ((*str == wxT('\0')) && (*pattern == wxT('\0')));
2065 };
2066
2067 #endif
2068
2069 #ifdef __VISUALC__
2070 #pragma warning(default:4706) // assignment within conditional expression
2071 #endif // VC++
wxWidgets (Impactor)