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Removed 'interface' pragma for gcc 2.96
[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 if ( path[i] == wxT(']') )
749 buf[i+1] = 0;
750 else
751 #endif
752 buf[i] = 0;
753
754 return buf;
755 }
756 else i --;
757 }
758
759 #if defined(__WXMSW__) || defined(__WXPM__)
760 // Try Drive specifier
761 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
762 {
763 // A:junk --> A:. (since A:.\junk Not A:\junk)
764 buf[2] = wxT('.');
765 buf[3] = wxT('\0');
766 return buf;
767 }
768 #endif
769 }
770
771 return (wxChar *) NULL;
772 }
773
774 // Return just the directory, or NULL if no directory
775 wxString wxPathOnly (const wxString& path)
776 {
777 if (path != wxT(""))
778 {
779 wxChar buf[_MAXPATHLEN];
780
781 // Local copy
782 wxStrcpy (buf, WXSTRINGCAST path);
783
784 int l = path.Length();
785 bool done = FALSE;
786
787 int i = l - 1;
788
789 // Search backward for a backward or forward slash
790 while (!done && i > -1)
791 {
792 // ] is for VMS
793 if (path[i] == wxT('/') || path[i] == wxT('\\') || path[i] == wxT(']'))
794 {
795 done = TRUE;
796 #ifdef __VMS__
797 if ( path[i] == wxT(']') )
798 buf[i+1] = 0;
799 else
800 #endif
801 buf[i] = 0;
802
803 return wxString(buf);
804 }
805 else i --;
806 }
807
808 #if defined(__WXMSW__) || defined(__WXPM__)
809 // Try Drive specifier
810 if (wxIsalpha (buf[0]) && buf[1] == wxT(':'))
811 {
812 // A:junk --> A:. (since A:.\junk Not A:\junk)
813 buf[2] = wxT('.');
814 buf[3] = wxT('\0');
815 return wxString(buf);
816 }
817 #endif
818 }
819
820 return wxString(wxT(""));
821 }
822
823 // Utility for converting delimiters in DOS filenames to UNIX style
824 // and back again - or we get nasty problems with delimiters.
825 // Also, convert to lower case, since case is significant in UNIX.
826
827 #ifdef __WXMAC__
828
829 static char sMacFileNameConversion[ 1000 ] ;
830
831 wxString wxMac2UnixFilename (const char *str)
832 {
833 char *s = sMacFileNameConversion ;
834 strcpy( s , str ) ;
835 if (s)
836 {
837 memmove( s+1 , s ,strlen( s ) + 1) ;
838 if ( *s == ':' )
839 *s = '.' ;
840 else
841 *s = '/' ;
842
843 while (*s)
844 {
845 if (*s == ':')
846 *s = '/';
847 else
848 *s = wxTolower (*s); // Case INDEPENDENT
849 s++;
850 }
851 }
852 return wxString (sMacFileNameConversion) ;
853 }
854
855 wxString wxUnix2MacFilename (const char *str)
856 {
857 char *s = sMacFileNameConversion ;
858 strcpy( s , str ) ;
859 if (s)
860 {
861 if ( *s == '.' )
862 {
863 // relative path , since it goes on with slash which is translated to a :
864 memmove( s , s+1 ,strlen( s ) ) ;
865 }
866 else if ( *s == '/' )
867 {
868 // absolute path -> on mac just start with the drive name
869 memmove( s , s+1 ,strlen( s ) ) ;
870 }
871 else
872 {
873 wxASSERT_MSG( 1 , "unkown path beginning" ) ;
874 }
875 while (*s)
876 {
877 if (*s == '/' || *s == '\\')
878 {
879 // convert any back-directory situations
880 if ( *(s+1) == '.' && *(s+2) == '.' && ( (*(s+3) == '/' || *(s+3) == '\\') ) )
881 {
882 *s = ':';
883 memmove( s+1 , s+3 ,strlen( s+3 ) + 1 ) ;
884 }
885 else
886 *s = ':';
887 }
888
889 s++ ;
890 }
891 }
892 return wxString (sMacFileNameConversion) ;
893 }
894
895 wxString wxMacFSSpec2MacFilename( const FSSpec *spec )
896 {
897 Handle myPath ;
898 short length ;
899
900 FSpGetFullPath( spec , &length , &myPath ) ;
901 ::SetHandleSize( myPath , length + 1 ) ;
902 ::HLock( myPath ) ;
903 (*myPath)[length] = 0 ;
904 if ( length > 0 && (*myPath)[length-1] ==':' )
905 (*myPath)[length-1] = 0 ;
906
907 wxString result( (char*) *myPath ) ;
908 ::HUnlock( myPath ) ;
909 ::DisposeHandle( myPath ) ;
910 return result ;
911 }
912
913 wxString wxMacFSSpec2UnixFilename( const FSSpec *spec )
914 {
915 return wxMac2UnixFilename( wxMacFSSpec2MacFilename( spec) ) ;
916 }
917
918 void wxMacFilename2FSSpec( const char *path , FSSpec *spec )
919 {
920 FSpLocationFromFullPath( strlen(path ) , path , spec ) ;
921 }
922
923 void wxUnixFilename2FSSpec( const char *path , FSSpec *spec )
924 {
925 wxString var = wxUnix2MacFilename( path ) ;
926 wxMacFilename2FSSpec( var , spec ) ;
927 }
928
929 #endif
930 void
931 wxDos2UnixFilename (char *s)
932 {
933 if (s)
934 while (*s)
935 {
936 if (*s == '\\')
937 *s = '/';
938 #ifdef __WXMSW__
939 else
940 *s = wxTolower (*s); // Case INDEPENDENT
941 #endif
942 s++;
943 }
944 }
945
946 void
947 #if defined(__WXMSW__) || defined(__WXPM__)
948 wxUnix2DosFilename (wxChar *s)
949 #else
950 wxUnix2DosFilename (wxChar *WXUNUSED(s) )
951 #endif
952 {
953 // Yes, I really mean this to happen under DOS only! JACS
954 #if defined(__WXMSW__) || defined(__WXPM__)
955 if (s)
956 while (*s)
957 {
958 if (*s == wxT('/'))
959 *s = wxT('\\');
960 s++;
961 }
962 #endif
963 }
964
965 // Concatenate two files to form third
966 bool
967 wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
968 {
969 wxChar *outfile = wxGetTempFileName("cat");
970
971 FILE *fp1 = (FILE *) NULL;
972 FILE *fp2 = (FILE *) NULL;
973 FILE *fp3 = (FILE *) NULL;
974 // Open the inputs and outputs
975 #ifdef __WXMAC__
976 if ((fp1 = fopen (wxUnix2MacFilename( file1 ), "rb")) == NULL ||
977 (fp2 = fopen (wxUnix2MacFilename( file2 ), "rb")) == NULL ||
978 (fp3 = fopen (wxUnix2MacFilename( outfile ), "wb")) == NULL)
979 #else
980 if ((fp1 = wxFopen (WXSTRINGCAST file1, wxT("rb"))) == NULL ||
981 (fp2 = wxFopen (WXSTRINGCAST file2, wxT("rb"))) == NULL ||
982 (fp3 = wxFopen (outfile, wxT("wb"))) == NULL)
983 #endif
984 {
985 if (fp1)
986 fclose (fp1);
987 if (fp2)
988 fclose (fp2);
989 if (fp3)
990 fclose (fp3);
991 return FALSE;
992 }
993
994 int ch;
995 while ((ch = getc (fp1)) != EOF)
996 (void) putc (ch, fp3);
997 fclose (fp1);
998
999 while ((ch = getc (fp2)) != EOF)
1000 (void) putc (ch, fp3);
1001 fclose (fp2);
1002
1003 fclose (fp3);
1004 bool result = wxRenameFile(outfile, file3);
1005 delete[] outfile;
1006 return result;
1007 }
1008
1009 // Copy files
1010 bool
1011 wxCopyFile (const wxString& file1, const wxString& file2)
1012 {
1013 FILE *fd1;
1014 FILE *fd2;
1015 int ch;
1016
1017 #ifdef __WXMAC__
1018 if ((fd1 = fopen (wxUnix2MacFilename( file1 ), "rb")) == NULL)
1019 return FALSE;
1020 if ((fd2 = fopen (wxUnix2MacFilename( file2 ), "wb")) == NULL)
1021 #else
1022 if ((fd1 = wxFopen (WXSTRINGCAST file1, wxT("rb"))) == NULL)
1023 return FALSE;
1024 if ((fd2 = wxFopen (WXSTRINGCAST file2, wxT("wb"))) == NULL)
1025 #endif
1026 {
1027 fclose (fd1);
1028 return FALSE;
1029 }
1030
1031 while ((ch = getc (fd1)) != EOF)
1032 (void) putc (ch, fd2);
1033
1034 fclose (fd1);
1035 fclose (fd2);
1036 return TRUE;
1037 }
1038
1039 bool
1040 wxRenameFile (const wxString& file1, const wxString& file2)
1041 {
1042 #ifdef __WXMAC__
1043 if (0 == rename (wxUnix2MacFilename( file1 ), wxUnix2MacFilename( file2 )))
1044 return TRUE;
1045 #else
1046 // Normal system call
1047 if (0 == wxRename (wxCSTRINGCAST file1, wxCSTRINGCAST file2))
1048 return TRUE;
1049 #endif
1050 // Try to copy
1051 if (wxCopyFile(file1, file2)) {
1052 wxRemoveFile(file1);
1053 return TRUE;
1054 }
1055 // Give up
1056 return FALSE;
1057 }
1058
1059 bool wxRemoveFile(const wxString& file)
1060 {
1061 #if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
1062 int flag = wxRemove(file);
1063 #elif defined( __WXMAC__ )
1064 int flag = unlink(wxUnix2MacFilename( file ));
1065 #else
1066 int flag = unlink(wxFNSTRINGCAST file.fn_str());
1067 #endif
1068 return (flag == 0) ;
1069 }
1070
1071 bool wxMkdir(const wxString& dir, int perm)
1072 {
1073 #if defined( __WXMAC__ )
1074 return (mkdir(wxUnix2MacFilename( dir ) , 0 ) == 0);
1075 #else // !Mac
1076 const wxChar *dirname = dir.c_str();
1077
1078 // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too
1079 // for the GNU compiler
1080 #if (!(defined(__WXMSW__) || defined(__WXPM__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WXWINE__)
1081 if ( mkdir(wxFNCONV(dirname), perm) != 0 )
1082 #elif defined(__WXPM__)
1083 if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's??
1084 #else // !MSW and !OS/2 VAC++
1085 if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 )
1086 #endif // !MSW/MSW
1087 {
1088 wxLogSysError(_("Directory '%s' couldn't be created"), dirname);
1089
1090 return FALSE;
1091 }
1092
1093 return TRUE;
1094 #endif // Mac/!Mac
1095 }
1096
1097 bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1098 {
1099 #ifdef __VMS__
1100 return FALSE; //to be changed since rmdir exists in VMS7.x
1101 #elif defined( __WXMAC__ )
1102 return (rmdir(wxUnix2MacFilename( dir )) == 0);
1103 #elif defined(__WXPM__)
1104 return (::DosDeleteDir((PSZ)dir.c_str()) == 0);
1105 #else
1106
1107 #ifdef __SALFORDC__
1108 return FALSE; // What to do?
1109 #else
1110 return (wxRmDir(wxFNSTRINGCAST dir.fn_str()) == 0);
1111 #endif
1112
1113 #endif
1114 }
1115
1116 #if 0
1117 bool wxDirExists(const wxString& dir)
1118 {
1119 #ifdef __VMS__
1120 return FALSE; //To be changed since stat exists in VMS7.x
1121 #elif !defined(__WXMSW__)
1122 struct stat sbuf;
1123 return (stat(dir.fn_str(), &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE;
1124 #else
1125
1126 /* MATTHEW: [6] Always use same code for Win32, call FindClose */
1127 #if defined(__WIN32__)
1128 WIN32_FIND_DATA fileInfo;
1129 #else
1130 #ifdef __BORLANDC__
1131 struct ffblk fileInfo;
1132 #else
1133 struct find_t fileInfo;
1134 #endif
1135 #endif
1136
1137 #if defined(__WIN32__)
1138 HANDLE h = FindFirstFile((LPTSTR) WXSTRINGCAST dir,(LPWIN32_FIND_DATA)&fileInfo);
1139
1140 if (h==INVALID_HANDLE_VALUE)
1141 return FALSE;
1142 else {
1143 FindClose(h);
1144 return ((fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY);
1145 }
1146 #else
1147 // In Borland findfirst has a different argument
1148 // ordering from _dos_findfirst. But _dos_findfirst
1149 // _should_ be ok in both MS and Borland... why not?
1150 #ifdef __BORLANDC__
1151 return ((findfirst(WXSTRINGCAST dir, &fileInfo, _A_SUBDIR) == 0 && (fileInfo.ff_attrib & _A_SUBDIR) != 0));
1152 #else
1153 return (((_dos_findfirst(WXSTRINGCAST dir, _A_SUBDIR, &fileInfo) == 0) && (fileInfo.attrib & _A_SUBDIR)) != 0);
1154 #endif
1155 #endif
1156
1157 #endif
1158 }
1159
1160 #endif
1161
1162 // does the path exists? (may have or not '/' or '\\' at the end)
1163 bool wxPathExists(const wxChar *pszPathName)
1164 {
1165 wxString strPath(pszPathName);
1166 #ifdef __WINDOWS__
1167 // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
1168 // so remove all trailing backslashes from the path - but don't do this for
1169 // the pathes "d:\" (which are different from "d:") nor for just "\"
1170 while ( wxEndsWithPathSeparator(strPath) )
1171 {
1172 size_t len = strPath.length();
1173 if ( len == 1 || strPath[len - 1] == _T(':') )
1174 break;
1175
1176 strPath.Truncate(len - 1);
1177 }
1178 #endif // __WINDOWS__
1179
1180 wxStructStat st;
1181 #ifndef __VISAGECPP__
1182 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1183 ((st.st_mode & S_IFMT) == S_IFDIR);
1184 #else
1185 // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only
1186 return wxStat(wxFNSTRINGCAST strPath.fn_str(), &st) == 0 &&
1187 (st.st_mode == S_IFDIR);
1188 #endif
1189
1190 }
1191
1192 // Get a temporary filename, opening and closing the file.
1193 wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf)
1194 {
1195 #ifdef __WINDOWS__
1196
1197 #ifndef __WIN32__
1198 wxChar tmp[144];
1199 ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1200 #else
1201 wxChar tmp[MAX_PATH];
1202 wxChar tmpPath[MAX_PATH];
1203 ::GetTempPath(MAX_PATH, tmpPath);
1204 ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1205 #endif
1206 if (buf) wxStrcpy(buf, tmp);
1207 else buf = copystring(tmp);
1208 return buf;
1209
1210 #else
1211 static short last_temp = 0; // cache last to speed things a bit
1212 // At most 1000 temp files to a process! We use a ring count.
1213 wxChar tmp[100]; // FIXME static buffer
1214
1215 for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1216 {
1217 wxSprintf (tmp, wxT("/tmp/%s%d.%03x"), WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1218 if (!wxFileExists( tmp ))
1219 {
1220 // Touch the file to create it (reserve name)
1221 FILE *fd = fopen (wxFNCONV(tmp), "w");
1222 if (fd)
1223 fclose (fd);
1224 last_temp = suffix;
1225 if (buf)
1226 wxStrcpy( buf, tmp);
1227 else
1228 buf = copystring( tmp );
1229 return buf;
1230 }
1231 }
1232 wxLogError( _("wxWindows: error finding temporary file name.\n") );
1233 if (buf) buf[0] = 0;
1234 return (wxChar *) NULL;
1235 #endif
1236 }
1237
1238 bool wxGetTempFileName(const wxString& prefix, wxString& buf)
1239 {
1240 wxChar buf2[512];
1241 if (wxGetTempFileName(prefix, buf2) != (wxChar*) NULL)
1242 {
1243 buf = buf2;
1244 return TRUE;
1245 }
1246 else
1247 return FALSE;
1248 }
1249
1250 // Get first file name matching given wild card.
1251
1252 #ifdef __UNIX__
1253
1254 // Get first file name matching given wild card.
1255 // Flags are reserved for future use.
1256
1257 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1258 static DIR *gs_dirStream = (DIR *) NULL;
1259 static wxString gs_strFileSpec;
1260 static int gs_findFlags = 0;
1261 #endif
1262
1263 wxString wxFindFirstFile(const wxChar *spec, int flags)
1264 {
1265 wxString result;
1266 #ifdef __VMS
1267 wxChar *specvms = NULL;
1268 #endif
1269
1270 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1271 if (gs_dirStream)
1272 closedir(gs_dirStream); // edz 941103: better housekeping
1273
1274 gs_findFlags = flags;
1275
1276 gs_strFileSpec = spec;
1277
1278 // Find path only so we can concatenate
1279 // found file onto path
1280 wxString path(wxPathOnly(gs_strFileSpec));
1281
1282 // special case: path is really "/"
1283 if ( !path && gs_strFileSpec[0u] == wxT('/') )
1284 #ifdef __VMS
1285 {
1286 wxStrcpy( specvms , wxT( "[000000]" ) );
1287 gs_strFileSpec = specvms;
1288 wxString path_vms(wxPathOnly(gs_strFileSpec));
1289 path = path_vms;
1290 }
1291 #else
1292 path = wxT('/');
1293 #endif
1294 // path is empty => Local directory
1295 if ( !path )
1296 #ifdef __VMS
1297 {
1298 wxStrcpy( specvms , wxT( "[]" ) );
1299 gs_strFileSpec = specvms;
1300 wxString path_vms1(wxPathOnly(gs_strFileSpec));
1301 path = path_vms1;
1302 }
1303 #else
1304 path = wxT('.');
1305 #endif
1306
1307 gs_dirStream = opendir(path.fn_str());
1308 if ( !gs_dirStream )
1309 {
1310 wxLogSysError(_("Can not enumerate files in directory '%s'"),
1311 path.c_str());
1312 }
1313 else
1314 {
1315 result = wxFindNextFile();
1316 }
1317 #endif // !VMS6.x or earlier
1318
1319 return result;
1320 }
1321
1322 wxString wxFindNextFile()
1323 {
1324 wxString result;
1325
1326 #if !defined( __VMS__ ) || ( __VMS_VER >= 70000000 )
1327 wxCHECK_MSG( gs_dirStream, result, wxT("must call wxFindFirstFile first") );
1328
1329 // Find path only so we can concatenate
1330 // found file onto path
1331 wxString path(wxPathOnly(gs_strFileSpec));
1332 wxString name(wxFileNameFromPath(gs_strFileSpec));
1333
1334 /* MATTHEW: special case: path is really "/" */
1335 if ( !path && gs_strFileSpec[0u] == wxT('/'))
1336 path = wxT('/');
1337
1338 // Do the reading
1339 struct dirent *nextDir;
1340 for ( nextDir = readdir(gs_dirStream);
1341 nextDir != NULL;
1342 nextDir = readdir(gs_dirStream) )
1343 {
1344 if (wxMatchWild(name, nextDir->d_name, FALSE) && // RR: added FALSE to find hidden files
1345 strcmp(nextDir->d_name, ".") &&
1346 strcmp(nextDir->d_name, "..") )
1347 {
1348 result.Empty();
1349 if ( !path.IsEmpty() )
1350 {
1351 result = path;
1352 if ( path != wxT('/') )
1353 result += wxT('/');
1354 }
1355
1356 result += nextDir->d_name;
1357
1358 // Only return "." and ".." when they match
1359 bool isdir;
1360 if ( (strcmp(nextDir->d_name, ".") == 0) ||
1361 (strcmp(nextDir->d_name, "..") == 0))
1362 {
1363 if ( (gs_findFlags & wxDIR) != 0 )
1364 isdir = TRUE;
1365 else
1366 continue;
1367 }
1368 else
1369 isdir = wxDirExists(result);
1370
1371 // and only return directories when flags & wxDIR
1372 if ( !gs_findFlags ||
1373 ((gs_findFlags & wxDIR) && isdir) ||
1374 ((gs_findFlags & wxFILE) && !isdir) )
1375 {
1376 return result;
1377 }
1378 }
1379 }
1380
1381 result.Empty(); // not found
1382
1383 closedir(gs_dirStream);
1384 gs_dirStream = (DIR *) NULL;
1385 #endif // !VMS6.2 or earlier
1386
1387 return result;
1388 }
1389
1390 #elif defined(__WXMAC__)
1391
1392 struct MacDirectoryIterator
1393 {
1394 CInfoPBRec m_CPB ;
1395 wxInt16 m_index ;
1396 long m_dirId ;
1397 Str255 m_name ;
1398 } ;
1399
1400 static int g_iter_flags ;
1401
1402 static MacDirectoryIterator g_iter ;
1403
1404 wxString wxFindFirstFile(const wxChar *spec, int flags)
1405 {
1406 wxString result;
1407
1408 g_iter_flags = flags; /* MATTHEW: [5] Remember flags */
1409
1410 // Find path only so we can concatenate found file onto path
1411 wxString path(wxPathOnly(spec));
1412 if ( !path.IsEmpty() )
1413 result << path << wxT('\\');
1414
1415 FSSpec fsspec ;
1416
1417 wxUnixFilename2FSSpec( result , &fsspec ) ;
1418 g_iter.m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
1419 g_iter.m_CPB.hFileInfo.ioNamePtr = g_iter.m_name ;
1420 g_iter.m_index = 0 ;
1421
1422 Boolean isDir ;
1423 FSpGetDirectoryID( &fsspec , &g_iter.m_dirId , &isDir ) ;
1424 if ( !isDir )
1425 return wxEmptyString ;
1426
1427 return wxFindNextFile( ) ;
1428 }
1429
1430 wxString wxFindNextFile()
1431 {
1432 wxString result;
1433
1434 short err = noErr ;
1435
1436 while ( err == noErr )
1437 {
1438 g_iter.m_index++ ;
1439 g_iter.m_CPB.dirInfo.ioFDirIndex = g_iter.m_index;
1440 g_iter.m_CPB.dirInfo.ioDrDirID = g_iter.m_dirId; /* we need to do this every time */
1441 err = PBGetCatInfoSync((CInfoPBPtr)&g_iter.m_CPB);
1442 if ( err != noErr )
1443 break ;
1444
1445 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (g_iter_flags & wxDIR) ) // we have a directory
1446 break ;
1447
1448 if ( ( g_iter.m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(g_iter_flags & wxFILE ) )
1449 continue ;
1450
1451 // hit !
1452 break ;
1453 }
1454 if ( err != noErr )
1455 {
1456 return wxEmptyString ;
1457 }
1458 FSSpec spec ;
1459
1460 FSMakeFSSpecCompat(g_iter.m_CPB.hFileInfo.ioVRefNum,
1461 g_iter.m_dirId,
1462 g_iter.m_name,
1463 &spec) ;
1464
1465 return wxMacFSSpec2UnixFilename( &spec ) ;
1466 }
1467
1468 #elif defined(__WXMSW__)
1469
1470 #ifdef __WIN32__
1471 static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1472 static WIN32_FIND_DATA gs_findDataStruct;
1473 #else // Win16
1474 #ifdef __BORLANDC__
1475 static struct ffblk gs_findDataStruct;
1476 #else
1477 static struct _find_t gs_findDataStruct;
1478 #endif // Borland
1479 #endif // Win32/16
1480
1481 static wxString gs_strFileSpec;
1482 static int gs_findFlags = 0;
1483
1484 wxString wxFindFirstFile(const wxChar *spec, int flags)
1485 {
1486 wxString result;
1487
1488 gs_strFileSpec = spec;
1489 gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1490
1491 // Find path only so we can concatenate found file onto path
1492 wxString path(wxPathOnly(gs_strFileSpec));
1493 if ( !path.IsEmpty() )
1494 result << path << wxT('\\');
1495
1496 #ifdef __WIN32__
1497 if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1498 FindClose(gs_hFileStruct);
1499
1500 gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1501
1502 if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1503 {
1504 result.Empty();
1505
1506 return result;
1507 }
1508
1509 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1510
1511 if (isdir && !(flags & wxDIR))
1512 return wxFindNextFile();
1513 else if (!isdir && flags && !(flags & wxFILE))
1514 return wxFindNextFile();
1515
1516 result += gs_findDataStruct.cFileName;
1517
1518 return result;
1519 #else // !Win32
1520 int flag = _A_NORMAL;
1521 if (flags & wxDIR)
1522 flag = _A_SUBDIR;
1523
1524 #ifdef __BORLANDC__
1525 if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1526 #else
1527 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1528 #endif
1529 {
1530 char attrib;
1531
1532 #ifdef __BORLANDC__
1533 attrib = gs_findDataStruct.ff_attrib;
1534 #else
1535 attrib = gs_findDataStruct.attrib;
1536 #endif
1537
1538 if (attrib & _A_SUBDIR) {
1539 if (!(gs_findFlags & wxDIR))
1540 return wxFindNextFile();
1541 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1542 return wxFindNextFile();
1543
1544 result +=
1545 #ifdef __BORLANDC__
1546 gs_findDataStruct.ff_name
1547 #else
1548 gs_findDataStruct.name
1549 #endif
1550 ;
1551 }
1552
1553 return result;
1554 #endif // __WIN32__
1555 }
1556
1557
1558 wxString wxFindNextFile()
1559 {
1560 wxString result;
1561
1562 // Find path only so we can concatenate found file onto path
1563 wxString path(wxPathOnly(gs_strFileSpec));
1564
1565 try_again:
1566
1567 #ifdef __WIN32__
1568 if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1569 return result;
1570
1571 bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1572 if (!success)
1573 {
1574 FindClose(gs_hFileStruct);
1575 gs_hFileStruct = INVALID_HANDLE_VALUE;
1576 }
1577 else
1578 {
1579 bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1580
1581 if (isdir && !(gs_findFlags & wxDIR))
1582 goto try_again;
1583 else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1584 goto try_again;
1585
1586 if ( !path.IsEmpty() )
1587 result << path << wxT('\\');
1588 result << gs_findDataStruct.cFileName;
1589 }
1590
1591 return result;
1592 #else // Win16
1593
1594 #ifdef __BORLANDC__
1595 if (findnext(&gs_findDataStruct) == 0)
1596 #else
1597 if (_dos_findnext(&gs_findDataStruct) == 0)
1598 #endif
1599 {
1600 /* MATTHEW: [5] Check directory flag */
1601 char attrib;
1602
1603 #ifdef __BORLANDC__
1604 attrib = gs_findDataStruct.ff_attrib;
1605 #else
1606 attrib = gs_findDataStruct.attrib;
1607 #endif
1608
1609 if (attrib & _A_SUBDIR) {
1610 if (!(gs_findFlags & wxDIR))
1611 goto try_again;
1612 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1613 goto try_again;
1614
1615
1616 result +=
1617 #ifdef __BORLANDC__
1618 gs_findDataStruct.ff_name
1619 #else
1620 gs_findDataStruct.name
1621 #endif
1622 ;
1623 }
1624
1625 return result;
1626 #endif // Win32/16
1627 }
1628
1629 #elif defined(__WXPM__)
1630
1631 wxString wxFindFirstFile(const wxChar *spec, int flags)
1632 {
1633 wxString result;
1634
1635 /*
1636 // TODO: figure something out here for OS/2
1637 gs_strFileSpec = spec;
1638 gs_findFlags = flags;
1639
1640 // Find path only so we can concatenate found file onto path
1641 wxString path(wxPathOnly(gs_strFileSpec));
1642 if ( !path.IsEmpty() )
1643 result << path << wxT('\\');
1644
1645 int flag = _A_NORMAL;
1646 if (flags & wxDIR)
1647 flag = _A_SUBDIR;
1648
1649 if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1650 {
1651 char attrib;
1652 attrib = gs_findDataStruct.attrib;
1653
1654 if (attrib & _A_SUBDIR) {
1655 if (!(gs_findFlags & wxDIR))
1656 return wxFindNextFile();
1657 } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1658 return wxFindNextFile();
1659
1660 result += gs_findDataStruct.name;
1661 }
1662 */
1663 return result;
1664 }
1665
1666 wxString wxFindNextFile()
1667 {
1668 wxString result;
1669 // TODO:
1670 return result;
1671 }
1672
1673 #endif // Unix/Windows/OS/2
1674
1675 // Get current working directory.
1676 // If buf is NULL, allocates space using new, else
1677 // copies into buf.
1678 wxChar *wxGetWorkingDirectory(wxChar *buf, int sz)
1679 {
1680 if (!buf)
1681 buf = new wxChar[sz+1];
1682 #if wxUSE_UNICODE
1683 char *cbuf = new char[sz+1];
1684 #ifdef _MSC_VER
1685 if (_getcwd(cbuf, sz) == NULL) {
1686 #elif defined( __WXMAC__)
1687 enum
1688 {
1689 SFSaveDisk = 0x214, CurDirStore = 0x398
1690 };
1691 FSSpec cwdSpec ;
1692
1693 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1694 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1695 strcpy( buf , res ) ;
1696 if (0) {
1697 #else
1698 if (getcwd(cbuf, sz) == NULL) {
1699 #endif
1700 delete [] cbuf;
1701 #else // wxUnicode
1702 #ifdef _MSC_VER
1703 if (_getcwd(buf, sz) == NULL) {
1704 #elif defined( __WXMAC__)
1705 enum
1706 {
1707 SFSaveDisk = 0x214, CurDirStore = 0x398
1708 };
1709 FSSpec cwdSpec ;
1710
1711 FSMakeFSSpec( - *(short *) SFSaveDisk , *(long *) CurDirStore , NULL , &cwdSpec ) ;
1712 wxString res = wxMacFSSpec2UnixFilename( &cwdSpec ) ;
1713 strcpy( buf , res ) ;
1714 if (0) {
1715 #elif(__VISAGECPP__)
1716 APIRET rc;
1717 rc = ::DosQueryCurrentDir( 0 // current drive
1718 ,buf
1719 ,(PULONG)&sz
1720 );
1721 if (rc != 0) {
1722 #else
1723 if (getcwd(buf, sz) == NULL) {
1724 #endif
1725 #endif
1726 buf[0] = wxT('.');
1727 buf[1] = wxT('\0');
1728 }
1729 #if wxUSE_UNICODE
1730 else {
1731 wxConvFile.MB2WC(buf, cbuf, sz);
1732 delete [] cbuf;
1733 }
1734 #endif
1735 return buf;
1736 }
1737
1738 wxString wxGetCwd()
1739 {
1740 static const size_t maxPathLen = 1024;
1741
1742 wxString str;
1743 wxGetWorkingDirectory(str.GetWriteBuf(maxPathLen), maxPathLen);
1744 str.UngetWriteBuf();
1745
1746 return str;
1747 }
1748
1749 bool wxSetWorkingDirectory(const wxString& d)
1750 {
1751 #if defined( __UNIX__ ) || defined( __WXMAC__ )
1752 return (chdir(wxFNSTRINGCAST d.fn_str()) == 0);
1753 #elif defined(__WXPM__)
1754 return (::DosSetCurrentDir((PSZ)d.c_str()) == 0);
1755 #elif defined(__WINDOWS__)
1756
1757 #ifdef __WIN32__
1758 return (bool)(SetCurrentDirectory(d) != 0);
1759 #else
1760 // Must change drive, too.
1761 bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1762 if (isDriveSpec)
1763 {
1764 wxChar firstChar = d[0];
1765
1766 // To upper case
1767 if (firstChar > 90)
1768 firstChar = firstChar - 32;
1769
1770 // To a drive number
1771 unsigned int driveNo = firstChar - 64;
1772 if (driveNo > 0)
1773 {
1774 unsigned int noDrives;
1775 _dos_setdrive(driveNo, &noDrives);
1776 }
1777 }
1778 bool success = (chdir(WXSTRINGCAST d) == 0);
1779
1780 return success;
1781 #endif
1782
1783 #endif
1784 }
1785
1786 // Get the OS directory if appropriate (such as the Windows directory).
1787 // On non-Windows platform, probably just return the empty string.
1788 wxString wxGetOSDirectory()
1789 {
1790 #ifdef __WINDOWS__
1791 wxChar buf[256];
1792 GetWindowsDirectory(buf, 256);
1793 return wxString(buf);
1794 #else
1795 return wxEmptyString;
1796 #endif
1797 }
1798
1799 bool wxEndsWithPathSeparator(const wxChar *pszFileName)
1800 {
1801 size_t len = wxStrlen(pszFileName);
1802 if ( len == 0 )
1803 return FALSE;
1804 else
1805 return wxIsPathSeparator(pszFileName[len - 1]);
1806 }
1807
1808 // find a file in a list of directories, returns false if not found
1809 bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile)
1810 {
1811 // we assume that it's not empty
1812 wxCHECK_MSG( !wxIsEmpty(pszFile), FALSE,
1813 _T("empty file name in wxFindFileInPath"));
1814
1815 // skip path separator in the beginning of the file name if present
1816 if ( wxIsPathSeparator(*pszFile) )
1817 pszFile++;
1818
1819 // copy the path (strtok will modify it)
1820 wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1];
1821 wxStrcpy(szPath, pszPath);
1822
1823 wxString strFile;
1824 wxChar *pc, *save_ptr;
1825 for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr);
1826 pc != NULL;
1827 pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) )
1828 {
1829 // search for the file in this directory
1830 strFile = pc;
1831 if ( !wxEndsWithPathSeparator(pc) )
1832 strFile += wxFILE_SEP_PATH;
1833 strFile += pszFile;
1834
1835 if ( FileExists(strFile) ) {
1836 *pStr = strFile;
1837 break;
1838 }
1839 }
1840
1841 // suppress warning about unused variable save_ptr when wxStrtok() is a
1842 // macro which throws away its third argument
1843 save_ptr = pc;
1844
1845 delete [] szPath;
1846
1847 return pc != NULL; // if true => we breaked from the loop
1848 }
1849
1850 void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName,
1851 wxString *pstrPath,
1852 wxString *pstrName,
1853 wxString *pstrExt)
1854 {
1855 // it can be empty, but it shouldn't be NULL
1856 wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") );
1857
1858 const wxChar *pDot = wxStrrchr(pszFileName, wxFILE_SEP_EXT);
1859
1860 #ifdef __WXMSW__
1861 // under Windows we understand both separators
1862 const wxChar *pSepUnix = wxStrrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1863 const wxChar *pSepDos = wxStrrchr(pszFileName, wxFILE_SEP_PATH_DOS);
1864 const wxChar *pLastSeparator = pSepUnix > pSepDos ? pSepUnix : pSepDos;
1865 #else // assume Unix
1866 const wxChar *pLastSeparator = wxStrrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1867
1868 if ( pDot )
1869 {
1870 if ( (pDot == pszFileName) || (*(pDot - 1) == wxFILE_SEP_PATH_UNIX) )
1871 {
1872 // under Unix, dot may be (and commonly is) the first character of the
1873 // filename, don't treat the entire filename as extension in this case
1874 pDot = NULL;
1875 }
1876 }
1877 #endif // MSW/Unix
1878
1879 if ( pDot && (pDot < pLastSeparator) )
1880 {
1881 // the dot is part of the path, not the start of the extension
1882 pDot = NULL;
1883 }
1884
1885 if ( pstrPath )
1886 {
1887 if ( pLastSeparator )
1888 *pstrPath = wxString(pszFileName, pLastSeparator - pszFileName);
1889 else
1890 pstrPath->Empty();
1891 }
1892
1893 if ( pstrName )
1894 {
1895 const wxChar *start = pLastSeparator ? pLastSeparator + 1 : pszFileName;
1896 const wxChar *end = pDot ? pDot : pszFileName + wxStrlen(pszFileName);
1897
1898 *pstrName = wxString(start, end - start);
1899 }
1900
1901 if ( pstrExt )
1902 {
1903 if ( pDot )
1904 *pstrExt = wxString(pDot + 1);
1905 else
1906 pstrExt->Empty();
1907 }
1908 }
1909
1910 time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename)
1911 {
1912 wxStructStat buf;
1913
1914 wxStat(filename.fn_str(), &buf);
1915 return buf.st_mtime;
1916 }
1917
1918
1919 //------------------------------------------------------------------------
1920 // wild character routines
1921 //------------------------------------------------------------------------
1922
1923 bool wxIsWild( const wxString& pattern )
1924 {
1925 wxString tmp = pattern;
1926 wxChar *pat = WXSTRINGCAST(tmp);
1927 while (*pat) {
1928 switch (*pat++) {
1929 case wxT('?'): case wxT('*'): case wxT('['): case wxT('{'):
1930 return TRUE;
1931 case wxT('\\'):
1932 if (!*pat++)
1933 return FALSE;
1934 }
1935 }
1936 return FALSE;
1937 };
1938
1939 bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1940
1941 #if defined(HAVE_FNMATCH_H)
1942 {
1943 // this probably won't work well for multibyte chars in Unicode mode?
1944 if(dot_special)
1945 return fnmatch(pat.fn_str(), text.fn_str(), FNM_PERIOD) == 0;
1946 else
1947 return fnmatch(pat.fn_str(), text.fn_str(), 0) == 0;
1948 }
1949 #else
1950
1951 // #pragma error Broken implementation of wxMatchWild() -- needs fixing!
1952
1953 /*
1954 * WARNING: this code is broken!
1955 */
1956 {
1957 wxString tmp1 = pat;
1958 wxChar *pattern = WXSTRINGCAST(tmp1);
1959 wxString tmp2 = text;
1960 wxChar *str = WXSTRINGCAST(tmp2);
1961 wxChar c;
1962 wxChar *cp;
1963 bool done = FALSE, ret_code, ok;
1964 // Below is for vi fans
1965 const wxChar OB = wxT('{'), CB = wxT('}');
1966
1967 // dot_special means '.' only matches '.'
1968 if (dot_special && *str == wxT('.') && *pattern != *str)
1969 return FALSE;
1970
1971 while ((*pattern != wxT('\0')) && (!done)
1972 && (((*str==wxT('\0'))&&((*pattern==OB)||(*pattern==wxT('*'))))||(*str!=wxT('\0')))) {
1973 switch (*pattern) {
1974 case wxT('\\'):
1975 pattern++;
1976 if (*pattern != wxT('\0'))
1977 pattern++;
1978 break;
1979 case wxT('*'):
1980 pattern++;
1981 ret_code = FALSE;
1982 while ((*str!=wxT('\0'))
1983 && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
1984 /*loop*/;
1985 if (ret_code) {
1986 while (*str != wxT('\0'))
1987 str++;
1988 while (*pattern != wxT('\0'))
1989 pattern++;
1990 }
1991 break;
1992 case wxT('['):
1993 pattern++;
1994 repeat:
1995 if ((*pattern == wxT('\0')) || (*pattern == wxT(']'))) {
1996 done = TRUE;
1997 break;
1998 }
1999 if (*pattern == wxT('\\')) {
2000 pattern++;
2001 if (*pattern == wxT('\0')) {
2002 done = TRUE;
2003 break;
2004 }
2005 }
2006 if (*(pattern + 1) == wxT('-')) {
2007 c = *pattern;
2008 pattern += 2;
2009 if (*pattern == wxT(']')) {
2010 done = TRUE;
2011 break;
2012 }
2013 if (*pattern == wxT('\\')) {
2014 pattern++;
2015 if (*pattern == wxT('\0')) {
2016 done = TRUE;
2017 break;
2018 }
2019 }
2020 if ((*str < c) || (*str > *pattern)) {
2021 pattern++;
2022 goto repeat;
2023 }
2024 } else if (*pattern != *str) {
2025 pattern++;
2026 goto repeat;
2027 }
2028 pattern++;
2029 while ((*pattern != wxT(']')) && (*pattern != wxT('\0'))) {
2030 if ((*pattern == wxT('\\')) && (*(pattern + 1) != wxT('\0')))
2031 pattern++;
2032 pattern++;
2033 }
2034 if (*pattern != wxT('\0')) {
2035 pattern++, str++;
2036 }
2037 break;
2038 case wxT('?'):
2039 pattern++;
2040 str++;
2041 break;
2042 case OB:
2043 pattern++;
2044 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2045 cp = str;
2046 ok = TRUE;
2047 while (ok && (*cp != wxT('\0')) && (*pattern != wxT('\0'))
2048 && (*pattern != wxT(',')) && (*pattern != CB)) {
2049 if (*pattern == wxT('\\'))
2050 pattern++;
2051 ok = (*pattern++ == *cp++);
2052 }
2053 if (*pattern == wxT('\0')) {
2054 ok = FALSE;
2055 done = TRUE;
2056 break;
2057 } else if (ok) {
2058 str = cp;
2059 while ((*pattern != CB) && (*pattern != wxT('\0'))) {
2060 if (*++pattern == wxT('\\')) {
2061 if (*++pattern == CB)
2062 pattern++;
2063 }
2064 }
2065 } else {
2066 while (*pattern!=CB && *pattern!=wxT(',') && *pattern!=wxT('\0')) {
2067 if (*++pattern == wxT('\\')) {
2068 if (*++pattern == CB || *pattern == wxT(','))
2069 pattern++;
2070 }
2071 }
2072 }
2073 if (*pattern != wxT('\0'))
2074 pattern++;
2075 }
2076 break;
2077 default:
2078 if (*str == *pattern) {
2079 str++, pattern++;
2080 } else {
2081 done = TRUE;
2082 }
2083 }
2084 }
2085 while (*pattern == wxT('*'))
2086 pattern++;
2087 return ((*str == wxT('\0')) && (*pattern == wxT('\0')));
2088 };
2089
2090 #endif
2091
2092 #ifdef __VISUALC__
2093 #pragma warning(default:4706) // assignment within conditional expression
2094 #endif // VC++
wxWidgets (Impactor)