programs/winefile/splitpath.c

   1 /*
   2  * Copyright 2000, 2004 Martin Fuchs
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #define WIN32_LEAN_AND_MEAN
  20 #define WIN32_EXTRA_LEAN
  21
  22 #include <windows.h>
  23
  24
  25 #ifdef __WINE__
  26 #ifdef UNICODE
  27
  28 void _wsplitpath(const WCHAR* path, WCHAR* drv, WCHAR* dir, WCHAR* name, WCHAR* ext)
  29 {
  30         const WCHAR* end; /* end of processed string */
  31         const WCHAR* p;   /* search pointer */
  32         const WCHAR* s;   /* copy pointer */
  33
  34         /* extract drive name */
  35         if (path[0] && path[1]==':') {
  36                 if (drv) {
  37                         *drv++ = *path++;
  38                         *drv++ = *path++;
  39                         *drv = L'\0';
  40                 }
  41         } else if (drv)
  42                 *drv = L'\0';
  43
  44         /* search for end of string or stream separator */
  45         for(end=path; *end && *end!=L':'; )
  46                 end++;
  47
  48         /* search for begin of file extension */
  49         for(p=end; p>path && *--p!=L'\\' && *p!=L'/'; )
  50                 if (*p == L'.') {
  51                         end = p;
  52                         break;
  53                 }
  54
  55         if (ext)
  56                 for(s=end; (*ext=*s++); )
  57                         ext++;
  58
  59         /* search for end of directory name */
  60         for(p=end; p>path; )
  61                 if (*--p=='\\' || *p=='/') {
  62                         p++;
  63                         break;
  64                 }
  65
  66         if (name) {
  67                 for(s=p; s<end; )
  68                         *name++ = *s++;
  69
  70                 *name = L'\0';
  71         }
  72
  73         if (dir) {
  74                 for(s=path; s<p; )
  75                         *dir++ = *s++;
  76
  77                 *dir = L'\0';
  78         }
  79 }
  80
  81 #else /* UNICODE */
  82
  83 void _splitpath(const CHAR* path, CHAR* drv, CHAR* dir, CHAR* name, CHAR* ext)
  84 {
  85         const CHAR* end; /* end of processed string */
  86         const CHAR* p;   /* search pointer */
  87         const CHAR* s;   /* copy pointer */
  88
  89         /* extract drive name */
  90         if (path[0] && path[1]==':') {
  91                 if (drv) {
  92                         *drv++ = *path++;
  93                         *drv++ = *path++;
  94                         *drv = '\0';
  95                 }
  96         } else if (drv)
  97                 *drv = '\0';
  98
  99         /* search for end of string or stream separator */
 100         for(end=path; *end && *end!=':'; )
 101                 end++;
 102
 103         /* search for begin of file extension */
 104         for(p=end; p>path && *--p!='\\' && *p!='/'; )
 105                 if (*p == '.') {
 106                         end = p;
 107                         break;
 108                 }
 109
 110         if (ext)
 111                 for(s=end; (*ext=*s++); )
 112                         ext++;
 113
 114         /* search for end of directory name */
 115         for(p=end; p>path; )
 116                 if (*--p=='\\' || *p=='/') {
 117                         p++;
 118                         break;
 119                 }
 120
 121         if (name) {
 122                 for(s=p; s<end; )
 123                         *name++ = *s++;
 124
 125                 *name = '\0';
 126         }
 127
 128         if (dir) {
 129                 for(s=path; s<p; )
 130                         *dir++ = *s++;
 131
 132                 *dir = '\0';
 133         }
 134 }
 135
 136 #endif /* UNICODE */
 137 #endif /* __WINE__ */
 138
 139
 140 /*
 141 void main()     // test splipath()
 142 {
 143         TCHAR drv[_MAX_DRIVE+1], dir[_MAX_DIR], name[_MAX_FNAME], ext[_MAX_EXT];
 144
 145         _tsplitpath(L"x\\y", drv, dir, name, ext);
 146         _tsplitpath(L"x\\", drv, dir, name, ext);
 147         _tsplitpath(L"\\x", drv, dir, name, ext);
 148         _tsplitpath(L"x", drv, dir, name, ext);
 149         _tsplitpath(L"", drv, dir, name, ext);
 150         _tsplitpath(L".x", drv, dir, name, ext);
 151         _tsplitpath(L":x", drv, dir, name, ext);
 152         _tsplitpath(L"a:x", drv, dir, name, ext);
 153         _tsplitpath(L"a.b:x", drv, dir, name, ext);
 154         _tsplitpath(L"W:\\/\\abc/Z:~", drv, dir, name, ext);
 155         _tsplitpath(L"abc.EFGH:12345", drv, dir, name, ext);
 156         _tsplitpath(L"C:/dos/command.com", drv, dir, name, ext);
 157 }
 158 */