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 #ifdef __GNUG__
  13     #pragma implementation "filefn.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18 #include "wx/defs.h"
  19
  20 #ifdef __BORLANDC__
  21     #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25     #include "wx/defs.h"
  26 #endif
  27
  28 #include "wx/utils.h"
  29 #include <wx/intl.h>
  30
  31 // there are just too many of those...
  32 #ifdef __VISUALC__
  33     #pragma warning(disable:4706)   // assignment within conditional expression
  34 #endif // VC++
  35
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #if !defined(__WATCOMC__)
  41     #if !(defined(_MSC_VER) && (_MSC_VER > 800))
  42         #include <errno.h>
  43     #endif
  44 #endif
  45
  46 #include <time.h>
  47
  48 #ifndef __MWERKS__
  49     #include <sys/types.h>
  50     #include <sys/stat.h>
  51 #else
  52     #include <stat.h>
  53     #include <unistd.h>
  54 #endif
  55
  56 #ifdef __UNIX__
  57     #include <unistd.h>
  58     #include <dirent.h>
  59 #endif
  60
  61 #ifdef __WINDOWS__
  62 #if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
  63     #include <direct.h>
  64     #include <dos.h>
  65 #endif // __WINDOWS__
  66 #endif // native Win compiler
  67
  68 #ifdef __GNUWIN32__
  69     #ifndef __TWIN32__
  70         #include <sys/unistd.h>
  71     #endif
  72
  73     #define stricmp strcasecmp
  74 #endif
  75
  76 #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
  77                     // this (3.1 I believe) and how to test for it.
  78                     // If this works for Borland 4.0 as well, then no worries.
  79     #include <dir.h>
  80 #endif
  81
  82 #ifdef __SALFORDC__
  83     #include <dir.h>
  84     #include <unix.h>
  85 #endif
  86
  87 #include "wx/setup.h"
  88 #include "wx/log.h"
  89
  90 // No, Cygwin doesn't appear to have fnmatch.h after all.
  91 #if defined(HAVE_FNMATCH_H)
  92     #include "fnmatch.h"
  93 #endif
  94
  95 #ifdef __WINDOWS__
  96     #include "windows.h"
  97 #endif
  98
  99 #define _MAXPATHLEN 500
 100
 101 extern char *wxBuffer;
 102 #ifdef __WXMAC__
 103     extern char gwxMacFileName[] ;
 104     extern char gwxMacFileName2[] ;
 105     extern char gwxMacFileName3[] ;
 106 #endif
 107
 108 #if !USE_SHARED_LIBRARIES
 109     IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList)
 110 #endif
 111
 112 void wxPathList::Add (const wxString& path)
 113 {
 114     wxStringList::Add ((char *)(const char *)path);
 115 }
 116
 117 // Add paths e.g. from the PATH environment variable
 118 void wxPathList::AddEnvList (const wxString& envVariable)
 119 {
 120   static const char PATH_TOKS[] =
 121 #ifdef __WINDOWS__
 122         " ;"; // Don't seperate with colon in DOS (used for drive)
 123 #else
 124         " :;";
 125 #endif
 126
 127   char *val = getenv (WXSTRINGCAST envVariable);
 128   if (val && *val)
 129     {
 130       char *s = copystring (val);
 131       char *token = strtok (s, PATH_TOKS);
 132
 133       if (token)
 134         {
 135           Add (copystring (token));
 136           while (token)
 137             {
 138               if ((token = strtok ((char *) NULL, PATH_TOKS)) != NULL)
 139                 Add (wxString(token));
 140             }
 141         }
 142       delete[]s;
 143     }
 144 }
 145
 146 // Given a full filename (with path), ensure that that file can
 147 // be accessed again USING FILENAME ONLY by adding the path
 148 // to the list if not already there.
 149 void wxPathList::EnsureFileAccessible (const wxString& path)
 150 {
 151     wxString path_only(wxPathOnly(path));
 152     if ( !path_only.IsEmpty() )
 153     {
 154         if ( !Member(path_only) )
 155             Add(path_only);
 156     }
 157 }
 158
 159 bool wxPathList::Member (const wxString& path)
 160 {
 161   for (wxNode * node = First (); node != NULL; node = node->Next ())
 162   {
 163       wxString path2((char *) node->Data ());
 164       if (
 165 #if defined(__WINDOWS__) || defined(__VMS__) || defined (__WXMAC__)
 166       // Case INDEPENDENT
 167           path.CompareTo (path2, wxString::ignoreCase) == 0
 168 #else
 169       // Case sensitive File System
 170           path.CompareTo (path2) == 0
 171 #endif
 172         )
 173         return TRUE;
 174   }
 175   return FALSE;
 176 }
 177
 178 wxString wxPathList::FindValidPath (const wxString& file)
 179 {
 180   if (wxFileExists (wxExpandPath(wxBuffer, file)))
 181     return wxString(wxBuffer);
 182
 183   char buf[_MAXPATHLEN];
 184   strcpy(buf, wxBuffer);
 185
 186   char *filename = (char*) NULL; /* shut up buggy egcs warning */
 187   filename = IsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (char *)buf;
 188
 189   for (wxNode * node = First (); node; node = node->Next ())
 190     {
 191       char *path = (char *) node->Data ();
 192       strcpy (wxBuffer, path);
 193       char ch = wxBuffer[strlen(wxBuffer)-1];
 194       if (ch != '\\' && ch != '/')
 195         strcat (wxBuffer, "/");
 196       strcat (wxBuffer, filename);
 197 #ifdef __WINDOWS__
 198       Unix2DosFilename (wxBuffer);
 199 #endif
 200       if (wxFileExists (wxBuffer))
 201       {
 202         return wxString(wxBuffer);        // Found!
 203       }
 204     }                                // for()
 205
 206   return wxString("");                        // Not found
 207 }
 208
 209 wxString wxPathList::FindAbsoluteValidPath (const wxString& file)
 210 {
 211   wxString f = FindValidPath(file);
 212   if (wxIsAbsolutePath(f))
 213     return f;
 214   else
 215   {
 216     char buf[500];
 217     wxGetWorkingDirectory(buf, 499);
 218     int len = (int)strlen(buf);
 219     char lastCh = 0;
 220     if (len > 0)
 221       lastCh = buf[len-1];
 222     if (lastCh != '/' && lastCh != '\\')
 223     {
 224 #ifdef __WINDOWS__
 225       strcat(buf, "\\");
 226 #else
 227       strcat(buf, "/");
 228 #endif
 229     }
 230     strcat(buf, (const char *)f);
 231     strcpy(wxBuffer, buf);
 232     return wxString(wxBuffer);
 233   }
 234 }
 235
 236 bool
 237 wxFileExists (const wxString& filename)
 238 {
 239 #ifdef __GNUWIN32__ // (fix a B20 bug)
 240   if (GetFileAttributes(filename) == 0xFFFFFFFF)
 241     return FALSE;
 242   else
 243     return TRUE;
 244 #elif defined(__WXMAC__)
 245           struct stat stbuf;
 246         strcpy( gwxMacFileName , filename ) ;
 247         wxUnix2MacFilename( gwxMacFileName ) ;
 248           if (gwxMacFileName && stat ((char *)(const char *)gwxMacFileName, &stbuf) == 0)
 249             return TRUE;
 250     return FALSE ;
 251 #else
 252
 253 #ifdef __SALFORDC__
 254   struct _stat stbuf;
 255 #else
 256   struct stat stbuf;
 257 #endif
 258
 259   if ((filename != "") && stat ((char *)(const char *)filename, &stbuf) == 0)
 260     return TRUE;
 261   return FALSE;
 262 #endif
 263 }
 264
 265 /* Vadim's alternative implementation
 266
 267 // does the file exist?
 268 bool wxFileExists(const char *pszFileName)
 269 {
 270   struct stat st;
 271   return !access(pszFileName, 0) &&
 272          !stat(pszFileName, &st) &&
 273          (st.st_mode & S_IFREG);
 274 }
 275 */
 276
 277 bool wxDirExists( const wxString& dir )
 278 {
 279     struct stat st;
 280     return ((stat(dir, &st) != -1) && S_ISDIR(st.st_mode) ? TRUE : FALSE);
 281 }
 282
 283 bool
 284 wxIsAbsolutePath (const wxString& filename)
 285 {
 286   if (filename != "")
 287     {
 288       if (filename[0] == '/'
 289 #ifdef __VMS__
 290       || (filename[0] == '[' && filename[1] != '.')
 291 #endif
 292 #ifdef __WINDOWS__
 293       /* MSDOS */
 294       || filename[0] == '\\' || (isalpha (filename[0]) && filename[1] == ':')
 295 #endif
 296         )
 297         return TRUE;
 298     }
 299   return FALSE;
 300 }
 301
 302 /*
 303  * Strip off any extension (dot something) from end of file,
 304  * IF one exists. Inserts zero into buffer.
 305  *
 306  */
 307
 308 void wxStripExtension(char *buffer)
 309 {
 310   int len = strlen(buffer);
 311   int i = len-1;
 312   while (i > 0)
 313   {
 314     if (buffer[i] == '.')
 315     {
 316       buffer[i] = 0;
 317       break;
 318     }
 319     i --;
 320   }
 321 }
 322
 323 void wxStripExtension(wxString& buffer)
 324 {
 325   size_t len = buffer.Length();
 326   size_t i = len-1;
 327   while (i > 0)
 328   {
 329     if (buffer.GetChar(i) == '.')
 330     {
 331       buffer = buffer.Left(i);
 332       break;
 333     }
 334     i --;
 335   }
 336 }
 337
 338 // Destructive removal of /./ and /../ stuff
 339 char *wxRealPath (char *path)
 340 {
 341 #ifdef __WXMSW__
 342   static const char SEP = '\\';
 343   Unix2DosFilename(path);
 344 #else
 345   static const char SEP = '/';
 346 #endif
 347   if (path[0] && path[1]) {
 348     /* MATTHEW: special case "/./x" */
 349     char *p;
 350     if (path[2] == SEP && path[1] == '.')
 351       p = &path[0];
 352     else
 353       p = &path[2];
 354     for (; *p; p++)
 355       {
 356         if (*p == SEP)
 357           {
 358             if (p[1] == '.' && p[2] == '.' && (p[3] == SEP || p[3] == '\0'))
 359               {
 360                 char *q;
 361                 for (q = p - 1; q >= path && *q != SEP; q--);
 362                 if (q[0] == SEP && (q[1] != '.' || q[2] != '.' || q[3] != SEP)
 363                     && (q - 1 <= path || q[-1] != SEP))
 364                   {
 365                     strcpy (q, p + 3);
 366                     if (path[0] == '\0')
 367                       {
 368                         path[0] = SEP;
 369                         path[1] = '\0';
 370                       }
 371 #ifdef __WXMSW__
 372                     /* Check that path[2] is NULL! */
 373                     else if (path[1] == ':' && !path[2])
 374                       {
 375                         path[2] = SEP;
 376                         path[3] = '\0';
 377                       }
 378 #endif
 379                     p = q - 1;
 380                   }
 381               }
 382             else if (p[1] == '.' && (p[2] == SEP || p[2] == '\0'))
 383               strcpy (p, p + 2);
 384           }
 385       }
 386   }
 387   return path;
 388 }
 389
 390 // Must be destroyed
 391 char *wxCopyAbsolutePath(const wxString& filename)
 392 {
 393   if (filename == "")
 394     return (char *) NULL;
 395
 396   if (! IsAbsolutePath(wxExpandPath(wxBuffer, filename))) {
 397     char    buf[_MAXPATHLEN];
 398     buf[0] = '\0';
 399     wxGetWorkingDirectory(buf, WXSIZEOF(buf));
 400     char ch = buf[strlen(buf) - 1];
 401 #ifdef __WXMSW__
 402     if (ch != '\\' && ch != '/')
 403         strcat(buf, "\\");
 404 #else
 405     if (ch != '/')
 406         strcat(buf, "/");
 407 #endif
 408     strcat(buf, wxBuffer);
 409     return copystring( wxRealPath(buf) );
 410   }
 411   return copystring( wxBuffer );
 412 }
 413
 414 /*-
 415  Handles:
 416    ~/ => home dir
 417    ~user/ => user's home dir
 418    If the environment variable a = "foo" and b = "bar" then:
 419    Unix:
 420         $a        =>        foo
 421         $a$b        =>        foobar
 422         $a.c        =>        foo.c
 423         xxx$a        =>        xxxfoo
 424         ${a}!        =>        foo!
 425         $(b)!        =>        bar!
 426         \$a        =>        \$a
 427    MSDOS:
 428         $a        ==>        $a
 429         $(a)        ==>        foo
 430         $(a)$b        ==>        foo$b
 431         $(a)$(b)==>        foobar
 432         test.$$        ==>        test.$$
 433  */
 434
 435 /* input name in name, pathname output to buf. */
 436
 437 char *wxExpandPath(char *buf, const char *name)
 438 {
 439     register char  *d, *s, *nm;
 440     char            lnm[_MAXPATHLEN];
 441     int                                q;
 442
 443     // Some compilers don't like this line.
 444 //    const char      trimchars[] = "\n \t";
 445
 446     char      trimchars[4];
 447     trimchars[0] = '\n';
 448     trimchars[1] = ' ';
 449     trimchars[2] = '\t';
 450     trimchars[3] = 0;
 451
 452 #ifdef __WXMSW__
 453      const char     SEP = '\\';
 454 #else
 455      const char     SEP = '/';
 456 #endif
 457     buf[0] = '\0';
 458     if (name == NULL || *name == '\0')
 459         return buf;
 460     nm = copystring(name); // Make a scratch copy
 461     char *nm_tmp = nm;
 462
 463     /* Skip leading whitespace and cr */
 464     while (strchr((char *)trimchars, *nm) != NULL)
 465         nm++;
 466     /* And strip off trailing whitespace and cr */
 467     s = nm + (q = strlen(nm)) - 1;
 468     while (q-- && strchr((char *)trimchars, *s) != NULL)
 469         *s = '\0';
 470
 471     s = nm;
 472     d = lnm;
 473 #ifdef __WXMSW__
 474     q = FALSE;
 475 #else
 476     q = nm[0] == '\\' && nm[1] == '~';
 477 #endif
 478
 479     /* Expand inline environment variables */
 480     while ((*d++ = *s)) {
 481 #ifndef __WXMSW__
 482         if (*s == '\\') {
 483             if ((*(d - 1) = *++s)) {
 484                 s++;
 485                 continue;
 486             } else
 487                 break;
 488         } else
 489 #endif
 490 #ifdef __WXMSW__
 491         if (*s++ == '$' && (*s == '{' || *s == ')'))
 492 #else
 493         if (*s++ == '$')
 494 #endif
 495         {
 496             register char  *start = d;
 497             register int   braces = (*s == '{' || *s == '(');
 498             register char  *value;
 499             while ((*d++ = *s))
 500                 if (braces ? (*s == '}' || *s == ')') : !(isalnum(*s) || *s == '_') )
 501                     break;
 502                 else
 503                     s++;
 504             *--d = 0;
 505             value = getenv(braces ? start + 1 : start);
 506             if (value) {
 507                 for ((d = start - 1); (*d++ = *value++););
 508                 d--;
 509                 if (braces && *s)
 510                     s++;
 511             }
 512         }
 513     }
 514
 515     /* Expand ~ and ~user */
 516     nm = lnm;
 517     s = "";
 518     if (nm[0] == '~' && !q)
 519     {
 520         /* prefix ~ */
 521         if (nm[1] == SEP || nm[1] == 0)
 522         {        /* ~/filename */
 523             if ((s = wxGetUserHome("")) != NULL) {
 524                 if (*++nm)
 525                     nm++;
 526             }
 527         } else
 528         {                /* ~user/filename */
 529             register char  *nnm;
 530             register char  *home;
 531             for (s = nm; *s && *s != SEP; s++);
 532             int was_sep; /* MATTHEW: Was there a separator, or NULL? */
 533             was_sep = (*s == SEP);
 534             nnm = *s ? s + 1 : s;
 535             *s = 0;
 536             if ((home = wxGetUserHome(wxString(nm + 1))) == NULL) {
 537                if (was_sep) /* replace only if it was there: */
 538                    *s = SEP;
 539                 s = "";
 540             } else {
 541                 nm = nnm;
 542                 s = home;
 543             }
 544         }
 545     }
 546
 547     d = buf;
 548     if (s && *s) { /* MATTHEW: s could be NULL if user '~' didn't exist */
 549         /* Copy home dir */
 550         while ('\0' != (*d++ = *s++))
 551           /* loop */;
 552         // Handle root home
 553         if (d - 1 > buf && *(d - 2) != SEP)
 554           *(d - 1) = SEP;
 555     }
 556     s = nm;
 557     while ((*d++ = *s++));
 558
 559     delete[] nm_tmp; // clean up alloc
 560     /* Now clean up the buffer */
 561     return wxRealPath(buf);
 562 }
 563
 564
 565 /* Contract Paths to be build upon an environment variable
 566    component:
 567
 568    example: "/usr/openwin/lib", OPENWINHOME --> ${OPENWINHOME}/lib
 569
 570    The call wxExpandPath can convert these back!
 571  */
 572 char *
 573 wxContractPath (const wxString& filename, const wxString& envname, const wxString& user)
 574 {
 575   static char dest[_MAXPATHLEN];
 576
 577   if (filename == "")
 578     return (char *) NULL;
 579
 580   strcpy (dest, WXSTRINGCAST filename);
 581 #ifdef __WXMSW__
 582   Unix2DosFilename(dest);
 583 #endif
 584
 585   // Handle environment
 586   char *val = (char *) NULL;
 587   char *tcp = (char *) NULL;
 588   if (envname != WXSTRINGCAST NULL && (val = getenv (WXSTRINGCAST envname)) != NULL &&
 589      (tcp = strstr (dest, val)) != NULL)
 590     {
 591         strcpy (wxBuffer, tcp + strlen (val));
 592         *tcp++ = '$';
 593         *tcp++ = '{';
 594         strcpy (tcp, WXSTRINGCAST envname);
 595         strcat (tcp, "}");
 596         strcat (tcp, wxBuffer);
 597     }
 598
 599   // Handle User's home (ignore root homes!)
 600   size_t len = 0;
 601   if ((val = wxGetUserHome (user)) != NULL &&
 602       (len = strlen(val)) > 2 &&
 603       strncmp(dest, val, len) == 0)
 604     {
 605       strcpy(wxBuffer, "~");
 606       if (user != "")
 607              strcat(wxBuffer, (const char*) user);
 608 #ifdef __WXMSW__
 609 //      strcat(wxBuffer, "\\");
 610 #else
 611 //      strcat(wxBuffer, "/");
 612 #endif
 613       strcat(wxBuffer, dest + len);
 614       strcpy (dest, wxBuffer);
 615     }
 616
 617   return dest;
 618 }
 619
 620 // Return just the filename, not the path
 621 // (basename)
 622 char *wxFileNameFromPath (char *path)
 623 {
 624   if (path)
 625     {
 626       register char *tcp;
 627
 628       tcp = path + strlen (path);
 629       while (--tcp >= path)
 630         {
 631           if (*tcp == '/' || *tcp == '\\'
 632 #ifdef __VMS__
 633      || *tcp == ':' || *tcp == ']')
 634 #else
 635      )
 636 #endif
 637             return tcp + 1;
 638         }                        /* while */
 639 #ifdef __WXMSW__
 640       if (isalpha (*path) && *(path + 1) == ':')
 641         return path + 2;
 642 #endif
 643     }
 644   return path;
 645 }
 646
 647 wxString wxFileNameFromPath (const wxString& path1)
 648 {
 649   if (path1 != "")
 650   {
 651
 652       char *path = WXSTRINGCAST path1 ;
 653       register char *tcp;
 654
 655       tcp = path + strlen (path);
 656       while (--tcp >= path)
 657           {
 658             if (*tcp == '/' || *tcp == '\\'
 659 #ifdef __VMS__
 660         || *tcp == ':' || *tcp == ']')
 661 #else
 662         )
 663 #endif
 664                 return wxString(tcp + 1);
 665             }                        /* while */
 666 #ifdef __WXMSW__
 667       if (isalpha (*path) && *(path + 1) == ':')
 668             return wxString(path + 2);
 669 #endif
 670     }
 671   // Yes, this should return the path, not an empty string, otherwise
 672   // we get "thing.txt" -> "".
 673   return path1;
 674 }
 675
 676 // Return just the directory, or NULL if no directory
 677 char *
 678 wxPathOnly (char *path)
 679 {
 680   if (path && *path)
 681     {
 682       static char buf[_MAXPATHLEN];
 683
 684       // Local copy
 685       strcpy (buf, path);
 686
 687       int l = strlen(path);
 688       bool done = FALSE;
 689
 690       int i = l - 1;
 691
 692       // Search backward for a backward or forward slash
 693       while (!done && i > -1)
 694       {
 695         // ] is for VMS
 696         if (path[i] == '/' || path[i] == '\\' || path[i] == ']')
 697         {
 698           done = TRUE;
 699 #ifdef __VMS__
 700           buf[i+1] = 0;
 701 #else
 702           buf[i] = 0;
 703 #endif
 704
 705           return buf;
 706         }
 707         else i --;
 708       }
 709
 710 #ifdef __WXMSW__
 711       // Try Drive specifier
 712       if (isalpha (buf[0]) && buf[1] == ':')
 713         {
 714           // A:junk --> A:. (since A:.\junk Not A:\junk)
 715           buf[2] = '.';
 716           buf[3] = '\0';
 717           return buf;
 718         }
 719 #endif
 720     }
 721
 722   return (char *) NULL;
 723 }
 724
 725 // Return just the directory, or NULL if no directory
 726 wxString wxPathOnly (const wxString& path)
 727 {
 728   if (path != "")
 729     {
 730       char buf[_MAXPATHLEN];
 731
 732       // Local copy
 733       strcpy (buf, WXSTRINGCAST path);
 734
 735       int l = path.Length();
 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] == '/' || path[i] == '\\' || path[i] == ']')
 745         {
 746           done = TRUE;
 747 #ifdef __VMS__
 748           buf[i+1] = 0;
 749 #else
 750           buf[i] = 0;
 751 #endif
 752
 753           return wxString(buf);
 754         }
 755         else i --;
 756       }
 757
 758 #ifdef __WXMSW__
 759       // Try Drive specifier
 760       if (isalpha (buf[0]) && buf[1] == ':')
 761         {
 762           // A:junk --> A:. (since A:.\junk Not A:\junk)
 763           buf[2] = '.';
 764           buf[3] = '\0';
 765           return wxString(buf);
 766         }
 767 #endif
 768     }
 769
 770   return wxString("");
 771 }
 772
 773 // Utility for converting delimiters in DOS filenames to UNIX style
 774 // and back again - or we get nasty problems with delimiters.
 775 // Also, convert to lower case, since case is significant in UNIX.
 776
 777 #ifdef __WXMAC__
 778 void
 779 wxMac2UnixFilename (char *s)
 780 {
 781         if (s)
 782         {
 783                 memmove( s+1 , s ,strlen( s ) + 1) ;
 784                 if ( *s == ':' )
 785                         *s = '.' ;
 786                 else
 787                         *s = '/' ;
 788
 789                 while (*s)
 790                 {
 791                         if (*s == ':')
 792                           *s = '/';
 793                         else
 794                           *s = tolower(*s);        // Case INDEPENDENT
 795                         s++;
 796                 }
 797         }
 798 }
 799
 800 void
 801 wxUnix2MacFilename (char *s)
 802 {
 803         if (s)
 804         {
 805                 if ( *s == '.' )
 806                 {
 807                         // relative path , since it goes on with slash which is translated to a :
 808                         memmove( s , s+1 ,strlen( s ) ) ;
 809                 }
 810                 else if ( *s == '/' )
 811                 {
 812                         // absolute path -> on mac just start with the drive name
 813                         memmove( s , s+1 ,strlen( s ) ) ;
 814                 }
 815                 else
 816                 {
 817                         wxASSERT_MSG( 1 , "unkown path beginning" ) ;
 818                 }
 819                 while (*s)
 820                 {
 821                         if (*s == '/' || *s == '\\')
 822                                   *s = ':';
 823
 824                         s++ ;
 825                 }
 826         }
 827 }
 828 #endif
 829 void
 830 wxDos2UnixFilename (char *s)
 831 {
 832   if (s)
 833     while (*s)
 834       {
 835         if (*s == '\\')
 836           *s = '/';
 837 #ifdef __WXMSW__
 838         else
 839           *s = tolower(*s);        // Case INDEPENDENT
 840 #endif
 841         s++;
 842       }
 843 }
 844
 845 void
 846 #ifdef __WXMSW__
 847 wxUnix2DosFilename (char *s)
 848 #else
 849 wxUnix2DosFilename (char *WXUNUSED(s))
 850 #endif
 851 {
 852 // Yes, I really mean this to happen under DOS only! JACS
 853 #ifdef __WXMSW__
 854   if (s)
 855     while (*s)
 856       {
 857         if (*s == '/')
 858           *s = '\\';
 859         s++;
 860       }
 861 #endif
 862 }
 863
 864 // Concatenate two files to form third
 865 bool
 866 wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3)
 867 {
 868   char *outfile = wxGetTempFileName("cat");
 869
 870   FILE *fp1 = (FILE *) NULL;
 871   FILE *fp2 = (FILE *) NULL;
 872   FILE *fp3 = (FILE *) NULL;
 873   // Open the inputs and outputs
 874 #ifdef __WXMAC__
 875         strcpy( gwxMacFileName , file1 ) ;
 876         wxUnix2MacFilename( gwxMacFileName ) ;
 877         strcpy( gwxMacFileName2 , file2) ;
 878         wxUnix2MacFilename( gwxMacFileName2 ) ;
 879         strcpy( gwxMacFileName3 , outfile) ;
 880         wxUnix2MacFilename( gwxMacFileName3 ) ;
 881
 882   if ((fp1 = fopen (gwxMacFileName, "rb")) == NULL ||
 883       (fp2 = fopen (gwxMacFileName2, "rb")) == NULL ||
 884       (fp3 = fopen (gwxMacFileName3, "wb")) == NULL)
 885 #else
 886   if ((fp1 = fopen (WXSTRINGCAST file1, "rb")) == NULL ||
 887       (fp2 = fopen (WXSTRINGCAST file2, "rb")) == NULL ||
 888       (fp3 = fopen (outfile, "wb")) == NULL)
 889 #endif
 890     {
 891       if (fp1)
 892         fclose (fp1);
 893       if (fp2)
 894         fclose (fp2);
 895       if (fp3)
 896         fclose (fp3);
 897       return FALSE;
 898     }
 899
 900   int ch;
 901   while ((ch = getc (fp1)) != EOF)
 902     (void) putc (ch, fp3);
 903   fclose (fp1);
 904
 905   while ((ch = getc (fp2)) != EOF)
 906     (void) putc (ch, fp3);
 907   fclose (fp2);
 908
 909   fclose (fp3);
 910   bool result = wxRenameFile(outfile, file3);
 911   delete[] outfile;
 912   return result;
 913 }
 914
 915 // Copy files
 916 bool
 917 wxCopyFile (const wxString& file1, const wxString& file2)
 918 {
 919   FILE *fd1;
 920   FILE *fd2;
 921   int ch;
 922
 923 #ifdef __WXMAC__
 924         strcpy( gwxMacFileName , file1 ) ;
 925         wxUnix2MacFilename( gwxMacFileName ) ;
 926         strcpy( gwxMacFileName2 , file2) ;
 927         wxUnix2MacFilename( gwxMacFileName2 ) ;
 928
 929   if ((fd1 = fopen (gwxMacFileName, "rb")) == NULL)
 930     return FALSE;
 931   if ((fd2 = fopen (gwxMacFileName2, "wb")) == NULL)
 932 #else
 933   if ((fd1 = fopen (WXSTRINGCAST file1, "rb")) == NULL)
 934     return FALSE;
 935   if ((fd2 = fopen (WXSTRINGCAST file2, "wb")) == NULL)
 936 #endif
 937     {
 938       fclose (fd1);
 939       return FALSE;
 940     }
 941
 942   while ((ch = getc (fd1)) != EOF)
 943     (void) putc (ch, fd2);
 944
 945   fclose (fd1);
 946   fclose (fd2);
 947   return TRUE;
 948 }
 949
 950 bool
 951 wxRenameFile (const wxString& file1, const wxString& file2)
 952 {
 953 #ifdef __WXMAC__
 954         strcpy( gwxMacFileName , file1 ) ;
 955         wxUnix2MacFilename( gwxMacFileName ) ;
 956         strcpy( gwxMacFileName2 , file2) ;
 957         wxUnix2MacFilename( gwxMacFileName2 ) ;
 958
 959   if (0 == rename (gwxMacFileName, gwxMacFileName2))
 960     return TRUE;
 961 #else
 962   // Normal system call
 963   if (0 == rename (WXSTRINGCAST file1, WXSTRINGCAST file2))
 964     return TRUE;
 965 #endif
 966   // Try to copy
 967   if (wxCopyFile(file1, file2)) {
 968     wxRemoveFile(file1);
 969     return TRUE;
 970   }
 971   // Give up
 972   return FALSE;
 973 }
 974
 975 bool wxRemoveFile(const wxString& file)
 976 {
 977 #if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
 978   int flag = remove(WXSTRINGCAST file);
 979 #elif defined( __WXMAC__ )
 980         strcpy( gwxMacFileName , file ) ;
 981         wxUnix2MacFilename( gwxMacFileName ) ;
 982   int flag = unlink(gwxMacFileName);
 983 #else
 984   int flag = unlink(WXSTRINGCAST file);
 985 #endif
 986   return (flag == 0) ;
 987 }
 988
 989 bool wxMkdir(const wxString& dir)
 990 {
 991 #if defined(__WXSTUBS__)
 992   return FALSE;
 993 #elif defined(__VMS__)
 994         return FALSE;
 995 #elif defined( __WXMAC__ )
 996   strcpy( gwxMacFileName , dir ) ;
 997   wxUnix2MacFilename( gwxMacFileName ) ;
 998   return (mkdir(gwxMacFileName , 0 ) == 0);
 999 #elif (defined(__GNUWIN32__) && !defined(__MINGW32__)) || !defined(__WXMSW__)
1000   return (mkdir (WXSTRINGCAST dir, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) == 0);
1001 #else
1002   return (mkdir(WXSTRINGCAST dir) == 0);
1003 #endif
1004 }
1005
1006 bool wxRmdir(const wxString& dir, int WXUNUSED(flags))
1007 {
1008 #ifdef __VMS__
1009   return FALSE;
1010 #elif defined( __WXMAC__ )
1011         strcpy( gwxMacFileName , dir ) ;
1012         wxUnix2MacFilename( gwxMacFileName ) ;
1013   return (rmdir(WXSTRINGCAST gwxMacFileName) == 0);
1014 #else
1015
1016 #ifdef __SALFORDC__
1017   return FALSE; // What to do?
1018 #else
1019   return (rmdir(WXSTRINGCAST dir) == 0);
1020 #endif
1021
1022 #endif
1023 }
1024
1025 #if 0
1026 bool wxDirExists(const wxString& dir)
1027 {
1028 #ifdef __VMS__
1029   return FALSE;
1030 #elif !defined(__WXMSW__)
1031   struct stat sbuf;
1032   return (stat(dir, &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE;
1033 #else
1034
1035   /* MATTHEW: [6] Always use same code for Win32, call FindClose */
1036 #if defined(__WIN32__)
1037   WIN32_FIND_DATA fileInfo;
1038 #else
1039 #ifdef __BORLANDC__
1040   struct ffblk fileInfo;
1041 #else
1042   struct find_t fileInfo;
1043 #endif
1044 #endif
1045
1046 #if defined(__WIN32__)
1047         HANDLE h = FindFirstFile((LPTSTR) WXSTRINGCAST dir,(LPWIN32_FIND_DATA)&fileInfo);
1048
1049         if (h==INVALID_HANDLE_VALUE)
1050          return FALSE;
1051         else {
1052          FindClose(h);
1053          return ((fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY);
1054         }
1055 #else
1056   // In Borland findfirst has a different argument
1057   // ordering from _dos_findfirst. But _dos_findfirst
1058   // _should_ be ok in both MS and Borland... why not?
1059 #ifdef __BORLANDC__
1060   return ((findfirst(WXSTRINGCAST dir, &fileInfo, _A_SUBDIR) == 0  && (fileInfo.ff_attrib & _A_SUBDIR) != 0));
1061 #else
1062   return (((_dos_findfirst(WXSTRINGCAST dir, _A_SUBDIR, &fileInfo) == 0) && (fileInfo.attrib & _A_SUBDIR)) != 0);
1063 #endif
1064 #endif
1065
1066 #endif
1067 }
1068
1069 #endif
1070
1071 // does the path exists? (may have or not '/' or '\\' at the end)
1072 bool wxPathExists(const char *pszPathName)
1073 {
1074   // Windows API returns -1 from stat for "c:\dir\" if "c:\dir" exists
1075   // OTOH, we should change "d:" to "d:\" and leave "\" as is.
1076   wxString strPath(pszPathName);
1077   if ( wxEndsWithPathSeparator(pszPathName) && pszPathName[1] != '\0' )
1078     strPath.Last() = '\0';
1079
1080 #ifdef __SALFORDC__
1081   struct _stat st;
1082 #else
1083   struct stat st;
1084 #endif
1085
1086   return stat((char*) (const char*) strPath, &st) == 0 && (st.st_mode & S_IFDIR);
1087 }
1088
1089 // Get a temporary filename, opening and closing the file.
1090 char *wxGetTempFileName(const wxString& prefix, char *buf)
1091 {
1092 #ifdef __WINDOWS__
1093
1094 #ifndef        __WIN32__
1095   char tmp[144];
1096   ::GetTempFileName(0, WXSTRINGCAST prefix, 0, tmp);
1097 #else
1098   char tmp[MAX_PATH];
1099   char tmpPath[MAX_PATH];
1100   ::GetTempPath(MAX_PATH, tmpPath);
1101   ::GetTempFileName(tmpPath, WXSTRINGCAST prefix, 0, tmp);
1102 #endif
1103   if (buf) strcpy(buf, tmp);
1104   else buf = copystring(tmp);
1105   return buf;
1106
1107 #else
1108   static short last_temp = 0;        // cache last to speed things a bit
1109   // At most 1000 temp files to a process! We use a ring count.
1110   char tmp[100]; // FIXME static buffer
1111
1112   for (short suffix = last_temp + 1; suffix != last_temp; ++suffix %= 1000)
1113     {
1114       sprintf (tmp, "/tmp/%s%d.%03x", WXSTRINGCAST prefix, (int) getpid (), (int) suffix);
1115       if (!wxFileExists( tmp ))
1116         {
1117           // Touch the file to create it (reserve name)
1118           FILE *fd = fopen (tmp, "w");
1119           if (fd)
1120             fclose (fd);
1121           last_temp = suffix;
1122           if (buf)
1123             strcpy( buf, tmp);
1124           else
1125             buf = copystring( tmp );
1126           return buf;
1127         }
1128     }
1129   wxLogError( _("wxWindows: error finding temporary file name.\n") );
1130   if (buf) buf[0] = 0;
1131   return (char *) NULL;
1132 #endif
1133 }
1134
1135 // Get first file name matching given wild card.
1136
1137 #ifdef __UNIX__
1138
1139 // Get first file name matching given wild card.
1140 // Flags are reserved for future use.
1141
1142 #ifndef __VMS__
1143     static DIR *gs_dirStream = (DIR *) NULL;
1144     static wxString gs_strFileSpec;
1145     static int gs_findFlags = 0;
1146 #endif
1147
1148 wxString wxFindFirstFile(const char *spec, int flags)
1149 {
1150     wxString result;
1151
1152 #ifndef __VMS__
1153     if (gs_dirStream)
1154         closedir(gs_dirStream); // edz 941103: better housekeping
1155
1156     gs_findFlags = flags;
1157
1158     gs_strFileSpec = spec;
1159
1160     // Find path only so we can concatenate
1161     // found file onto path
1162     wxString path(wxPathOnly(gs_strFileSpec));
1163
1164     // special case: path is really "/"
1165     if ( !path && gs_strFileSpec[0u] == '/' )
1166         path = '/';
1167     // path is empty => Local directory
1168     if ( !path )
1169         path = '.';
1170
1171     gs_dirStream = opendir(path);
1172     if ( !gs_dirStream )
1173     {
1174         wxLogSysError(_("Can not enumerate files in directory '%s'"),
1175                       path.c_str());
1176     }
1177     else
1178     {
1179         result = wxFindNextFile();
1180     }
1181 #endif // !VMS
1182
1183     return result;
1184 }
1185
1186 wxString wxFindNextFile()
1187 {
1188     wxString result;
1189
1190 #ifndef __VMS__
1191     wxCHECK_MSG( gs_dirStream, result, "must call wxFindFirstFile first" );
1192
1193     // Find path only so we can concatenate
1194     // found file onto path
1195     wxString path(wxPathOnly(gs_strFileSpec));
1196     wxString name(wxFileNameFromPath(gs_strFileSpec));
1197
1198     /* MATTHEW: special case: path is really "/" */
1199     if ( !path && gs_strFileSpec[0u] == '/')
1200         path = '/';
1201
1202     // Do the reading
1203     struct dirent *nextDir;
1204     for ( nextDir = readdir(gs_dirStream);
1205           nextDir != NULL;
1206           nextDir = readdir(gs_dirStream) )
1207     {
1208         if (wxMatchWild(name, nextDir->d_name))
1209         {
1210             result.Empty();
1211             if ( !path.IsEmpty() )
1212             {
1213                 result = path;
1214                 if ( path != '/' )
1215                     result += '/';
1216             }
1217
1218             result += nextDir->d_name;
1219
1220             // Only return "." and ".." when they match
1221             bool isdir;
1222             if ( (strcmp(nextDir->d_name, ".") == 0) ||
1223                  (strcmp(nextDir->d_name, "..") == 0))
1224             {
1225                 if ( (gs_findFlags & wxDIR) != 0 )
1226                     isdir = TRUE;
1227                 else
1228                     continue;
1229             }
1230             else
1231                 isdir = wxDirExists(result);
1232
1233             // and only return directories when flags & wxDIR
1234             if ( !gs_findFlags ||
1235                  ((gs_findFlags & wxDIR) && isdir) ||
1236                  ((gs_findFlags & wxFILE) && !isdir) )
1237             {
1238                 return result;
1239             }
1240         }
1241     }
1242
1243     result.Empty(); // not found
1244
1245     closedir(gs_dirStream);
1246     gs_dirStream = (DIR *) NULL;
1247 #endif // !VMS
1248
1249     return result;
1250 }
1251
1252 #elif defined(__WXMSW__)
1253
1254 #ifdef __WIN32__
1255     static HANDLE gs_hFileStruct = INVALID_HANDLE_VALUE;
1256     static WIN32_FIND_DATA gs_findDataStruct;
1257 #else // Win16
1258     #ifdef __BORLANDC__
1259         static struct ffblk gs_findDataStruct;
1260     #else
1261         static struct _find_t gs_findDataStruct;
1262     #endif // Borland
1263 #endif // Win32/16
1264
1265 static wxString gs_strFileSpec;
1266 static int gs_findFlags = 0;
1267
1268 wxString wxFindFirstFile(const char *spec, int flags)
1269 {
1270     wxString result;
1271
1272     gs_strFileSpec = spec;
1273     gs_findFlags = flags; /* MATTHEW: [5] Remember flags */
1274
1275     // Find path only so we can concatenate found file onto path
1276     wxString path(wxPathOnly(gs_strFileSpec));
1277     if ( !path.IsEmpty() )
1278         result << path << '\\';
1279
1280 #ifdef __WIN32__
1281     if ( gs_hFileStruct != INVALID_HANDLE_VALUE )
1282         FindClose(gs_hFileStruct);
1283
1284     gs_hFileStruct = ::FindFirstFile(WXSTRINGCAST spec, &gs_findDataStruct);
1285
1286     if ( gs_hFileStruct == INVALID_HANDLE_VALUE )
1287     {
1288         result.Empty();
1289
1290         return result;
1291     }
1292
1293     bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1294
1295     if (isdir && !(flags & wxDIR))
1296         return wxFindNextFile();
1297     else if (!isdir && flags && !(flags & wxFILE))
1298         return wxFindNextFile();
1299
1300     result += gs_findDataStruct.cFileName;
1301
1302     return result;
1303 #else
1304     int flag = _A_NORMAL;
1305     if (flags & wxDIR) /* MATTHEW: [5] Use & */
1306         flag = _A_SUBDIR;
1307
1308 #ifdef __BORLANDC__
1309     if (findfirst(WXSTRINGCAST spec, &gs_findDataStruct, flag) == 0)
1310 #else
1311         if (_dos_findfirst(WXSTRINGCAST spec, flag, &gs_findDataStruct) == 0)
1312 #endif
1313         {
1314             /* MATTHEW: [5] Check directory flag */
1315             char attrib;
1316
1317 #ifdef __BORLANDC__
1318             attrib = gs_findDataStruct.ff_attrib;
1319 #else
1320             attrib = gs_findDataStruct.attrib;
1321 #endif
1322
1323             if (attrib & _A_SUBDIR) {
1324                 if (!(gs_findFlags & wxDIR))
1325                     return wxFindNextFile();
1326             } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1327                 return wxFindNextFile();
1328
1329             result +=
1330 #ifdef __BORLANDC__
1331                     gs_findDataStruct.ff_name
1332 #else
1333                     gs_findDataStruct.name
1334 #endif
1335                     ;
1336         }
1337 #endif // __WIN32__
1338
1339     return result;
1340 }
1341
1342 wxString wxFindNextFile()
1343 {
1344     wxString result;
1345
1346     // Find path only so we can concatenate found file onto path
1347     wxString path(wxPathOnly(gs_strFileSpec));
1348
1349 try_again:
1350
1351 #ifdef __WIN32__
1352     if (gs_hFileStruct == INVALID_HANDLE_VALUE)
1353         return result;
1354
1355     bool success = (FindNextFile(gs_hFileStruct, &gs_findDataStruct) != 0);
1356     if (!success)
1357     {
1358         FindClose(gs_hFileStruct);
1359         gs_hFileStruct = INVALID_HANDLE_VALUE;
1360     }
1361     else
1362     {
1363         bool isdir = !!(gs_findDataStruct.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
1364
1365         if (isdir && !(gs_findFlags & wxDIR))
1366             goto try_again;
1367         else if (!isdir && gs_findFlags && !(gs_findFlags & wxFILE))
1368             goto try_again;
1369
1370         if ( !path.IsEmpty() )
1371             result << path << '\\';
1372         result << gs_findDataStruct.cFileName;
1373     }
1374
1375     return result;
1376 #else // Win16
1377
1378 #ifdef __BORLANDC__
1379     if (findnext(&gs_findDataStruct) == 0)
1380 #else
1381         if (_dos_findnext(&gs_findDataStruct) == 0)
1382 #endif
1383         {
1384             /* MATTHEW: [5] Check directory flag */
1385             char attrib;
1386
1387 #ifdef __BORLANDC__
1388             attrib = gs_findDataStruct.ff_attrib;
1389 #else
1390             attrib = gs_findDataStruct.attrib;
1391 #endif
1392
1393             if (attrib & _A_SUBDIR) {
1394                 if (!(gs_findFlags & wxDIR))
1395                     goto try_again;
1396             } else if (gs_findFlags && !(gs_findFlags & wxFILE))
1397                 goto try_again;
1398
1399
1400             result +=
1401 #ifdef __BORLANDC__
1402                       gs_findDataStruct.ff_name
1403 #else
1404                       gs_findDataStruct.name
1405 #endif
1406                       ;
1407         }
1408 #endif // Win32/16
1409
1410     return result;
1411 }
1412
1413 #endif // Unix/Windows
1414
1415 // Get current working directory.
1416 // If buf is NULL, allocates space using new, else
1417 // copies into buf.
1418 char *wxGetWorkingDirectory(char *buf, int sz)
1419 {
1420   if (!buf)
1421     buf = new char[sz+1];
1422 #ifdef _MSC_VER
1423   if (_getcwd(buf, sz) == NULL) {
1424 #else
1425   if (getcwd(buf, sz) == NULL) {
1426 #endif
1427     buf[0] = '.';
1428     buf[1] = '\0';
1429   }
1430   return buf;
1431 }
1432
1433 wxString wxGetCwd()
1434 {
1435     return wxString(wxGetWorkingDirectory());
1436 }
1437
1438 bool wxSetWorkingDirectory(const wxString& d)
1439 {
1440 #if defined( __UNIX__ ) || defined( __WXMAC__ )
1441   return (chdir(d) == 0);
1442 #elif defined(__WINDOWS__)
1443
1444 #ifdef __WIN32__
1445   return (bool)(SetCurrentDirectory(d) != 0);
1446 #else
1447   // Must change drive, too.
1448   bool isDriveSpec = ((strlen(d) > 1) && (d[1] == ':'));
1449   if (isDriveSpec)
1450   {
1451     char firstChar = d[0];
1452
1453     // To upper case
1454     if (firstChar > 90)
1455       firstChar = firstChar - 32;
1456
1457     // To a drive number
1458     unsigned int driveNo = firstChar - 64;
1459     if (driveNo > 0)
1460     {
1461        unsigned int noDrives;
1462        _dos_setdrive(driveNo, &noDrives);
1463     }
1464   }
1465   bool success = (chdir(WXSTRINGCAST d) == 0);
1466
1467   return success;
1468 #endif
1469
1470 #endif
1471 }
1472
1473 // Get the OS directory if appropriate (such as the Windows directory).
1474 // On non-Windows platform, probably just return the empty string.
1475 wxString wxGetOSDirectory()
1476 {
1477 #ifdef __WINDOWS__
1478     char buf[256];
1479     GetWindowsDirectory(buf, 256);
1480     return wxString(buf);
1481 #else
1482     return wxEmptyString;
1483 #endif
1484 }
1485
1486 bool wxEndsWithPathSeparator(const char *pszFileName)
1487 {
1488   size_t len = Strlen(pszFileName);
1489   if ( len == 0 )
1490     return FALSE;
1491   else
1492     return wxIsPathSeparator(pszFileName[len - 1]);
1493 }
1494
1495 // find a file in a list of directories, returns false if not found
1496 bool wxFindFileInPath(wxString *pStr, const char *pszPath, const char *pszFile)
1497 {
1498   // we assume that it's not empty
1499   wxCHECK_MSG( !IsEmpty(pszFile), FALSE,
1500                _("empty file name in wxFindFileInPath"));
1501
1502   // skip path separator in the beginning of the file name if present
1503   if ( wxIsPathSeparator(*pszFile) )
1504     pszFile++;
1505
1506   // copy the path (strtok will modify it)
1507   char *szPath = new char[strlen(pszPath) + 1];
1508   strcpy(szPath, pszPath);
1509
1510   wxString strFile;
1511   char *pc;
1512   for ( pc = strtok(szPath, wxPATH_SEP);
1513         pc != NULL;
1514         pc = strtok((char *) NULL, wxPATH_SEP) )
1515   {
1516     // search for the file in this directory
1517     strFile = pc;
1518     if ( !wxEndsWithPathSeparator(pc) )
1519       strFile += wxFILE_SEP_PATH;
1520     strFile += pszFile;
1521
1522     if ( FileExists(strFile) ) {
1523       *pStr = strFile;
1524       break;
1525     }
1526   }
1527
1528   delete [] szPath;
1529
1530   return pc != NULL;  // if true => we breaked from the loop
1531 }
1532
1533 void WXDLLEXPORT wxSplitPath(const char *pszFileName,
1534                              wxString *pstrPath,
1535                              wxString *pstrName,
1536                              wxString *pstrExt)
1537 {
1538     // it can be empty, but it shouldn't be NULL
1539     wxCHECK_RET( pszFileName, "NULL file name in wxSplitPath" );
1540
1541     const char *pDot = strrchr(pszFileName, wxFILE_SEP_EXT);
1542
1543 #ifdef __WXMSW__
1544     // under Windows we understand both separators
1545     const char *pSepUnix = strrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1546     const char *pSepDos = strrchr(pszFileName, wxFILE_SEP_PATH_DOS);
1547     const char *pLastSeparator = pSepUnix > pSepDos ? pSepUnix : pSepDos;
1548 #else // assume Unix
1549     const char *pLastSeparator = strrchr(pszFileName, wxFILE_SEP_PATH_UNIX);
1550
1551     if ( pDot == pszFileName )
1552     {
1553         // under Unix files like .profile are treated in a special way
1554         pDot = NULL;
1555     }
1556 #endif // MSW/Unix
1557
1558     if ( pDot < pLastSeparator )
1559     {
1560         // the dot is part of the path, not the start of the extension
1561         pDot = NULL;
1562     }
1563
1564     if ( pstrPath )
1565     {
1566         if ( pLastSeparator )
1567             *pstrPath = wxString(pszFileName, pLastSeparator - pszFileName);
1568         else
1569             pstrPath->Empty();
1570     }
1571
1572     if ( pstrName )
1573     {
1574         const char *start = pLastSeparator ? pLastSeparator + 1 : pszFileName;
1575         const char *end = pDot ? pDot : pszFileName + strlen(pszFileName);
1576
1577         *pstrName = wxString(start, end - start);
1578     }
1579
1580     if ( pstrExt )
1581     {
1582         if ( pDot )
1583             *pstrExt = wxString(pDot + 1);
1584         else
1585             pstrExt->Empty();
1586     }
1587 }
1588
1589 //------------------------------------------------------------------------
1590 // wild character routines
1591 //------------------------------------------------------------------------
1592
1593 bool wxIsWild( const wxString& pattern )
1594 {
1595   wxString tmp = pattern;
1596   char *pat = WXSTRINGCAST(tmp);
1597     while (*pat) {
1598         switch (*pat++) {
1599         case '?': case '*': case '[': case '{':
1600             return TRUE;
1601         case '\\':
1602             if (!*pat++)
1603                 return FALSE;
1604         }
1605     }
1606     return FALSE;
1607 };
1608
1609 bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
1610
1611 #if defined(HAVE_FNMATCH_H)
1612 {
1613    if(dot_special)
1614       return fnmatch(pat.c_str(), text.c_str(), FNM_PERIOD) == 0;
1615    else
1616       return fnmatch(pat.c_str(), text.c_str(), 0) == 0;
1617 }
1618 #else
1619
1620 // #pragma error Broken implementation of wxMatchWild() -- needs fixing!
1621
1622    /*
1623     * WARNING: this code is broken!
1624     */
1625 {
1626   wxString tmp1 = pat;
1627   char *pattern = WXSTRINGCAST(tmp1);
1628   wxString tmp2 = text;
1629   char *str = WXSTRINGCAST(tmp2);
1630     char c;
1631     char *cp;
1632     bool done = FALSE, ret_code, ok;
1633     // Below is for vi fans
1634     const char OB = '{', CB = '}';
1635
1636     // dot_special means '.' only matches '.'
1637     if (dot_special && *str == '.' && *pattern != *str)
1638         return FALSE;
1639
1640     while ((*pattern != '\0') && (!done)
1641     && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) {
1642         switch (*pattern) {
1643         case '\\':
1644             pattern++;
1645             if (*pattern != '\0')
1646                 pattern++;
1647             break;
1648         case '*':
1649             pattern++;
1650             ret_code = FALSE;
1651             while ((*str!='\0')
1652             && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
1653                 /*loop*/;
1654             if (ret_code) {
1655                 while (*str != '\0')
1656                     str++;
1657                 while (*pattern != '\0')
1658                     pattern++;
1659             }
1660             break;
1661         case '[':
1662             pattern++;
1663           repeat:
1664             if ((*pattern == '\0') || (*pattern == ']')) {
1665                 done = TRUE;
1666                 break;
1667             }
1668             if (*pattern == '\\') {
1669                 pattern++;
1670                 if (*pattern == '\0') {
1671                     done = TRUE;
1672                     break;
1673                 }
1674             }
1675             if (*(pattern + 1) == '-') {
1676                 c = *pattern;
1677                 pattern += 2;
1678                 if (*pattern == ']') {
1679                     done = TRUE;
1680                     break;
1681                 }
1682                 if (*pattern == '\\') {
1683                     pattern++;
1684                     if (*pattern == '\0') {
1685                         done = TRUE;
1686                         break;
1687                     }
1688                 }
1689                 if ((*str < c) || (*str > *pattern)) {
1690                     pattern++;
1691                     goto repeat;
1692                 }
1693             } else if (*pattern != *str) {
1694                 pattern++;
1695                 goto repeat;
1696             }
1697             pattern++;
1698             while ((*pattern != ']') && (*pattern != '\0')) {
1699                 if ((*pattern == '\\') && (*(pattern + 1) != '\0'))
1700                     pattern++;
1701                 pattern++;
1702             }
1703             if (*pattern != '\0') {
1704                 pattern++, str++;
1705             }
1706             break;
1707         case '?':
1708             pattern++;
1709             str++;
1710             break;
1711         case OB:
1712             pattern++;
1713             while ((*pattern != CB) && (*pattern != '\0')) {
1714                 cp = str;
1715                 ok = TRUE;
1716                 while (ok && (*cp != '\0') && (*pattern != '\0')
1717                 &&  (*pattern != ',') && (*pattern != CB)) {
1718                     if (*pattern == '\\')
1719                         pattern++;
1720                     ok = (*pattern++ == *cp++);
1721                 }
1722                 if (*pattern == '\0') {
1723                     ok = FALSE;
1724                     done = TRUE;
1725                     break;
1726                 } else if (ok) {
1727                     str = cp;
1728                     while ((*pattern != CB) && (*pattern != '\0')) {
1729                         if (*++pattern == '\\') {
1730                             if (*++pattern == CB)
1731                                 pattern++;
1732                         }
1733                     }
1734                 } else {
1735                     while (*pattern!=CB && *pattern!=',' && *pattern!='\0') {
1736                         if (*++pattern == '\\') {
1737                             if (*++pattern == CB || *pattern == ',')
1738                                 pattern++;
1739                         }
1740                     }
1741                 }
1742                 if (*pattern != '\0')
1743                     pattern++;
1744             }
1745             break;
1746         default:
1747             if (*str == *pattern) {
1748                 str++, pattern++;
1749             } else {
1750                 done = TRUE;
1751             }
1752         }
1753     }
1754     while (*pattern == '*')
1755         pattern++;
1756     return ((*str == '\0') && (*pattern == '\0'));
1757 };
1758
1759 #endif
1760
1761 #ifdef __VISUALC__
1762     #pragma warning(default:4706)   // assignment within conditional expression
1763 #endif // VC++