lib/sdk/crt/direct/getdrive.c

   1 #include <precomp.h>
   2 #include <ctype.h>
   3 #include <direct.h>
   4
   5
   6 /*
   7  * @implemented
   8  *
   9  *    _getdrive (MSVCRT.@)
  10  *
  11  * Get the current drive number.
  12  *
  13  * PARAMS
  14  *  None.
  15  *
  16  * RETURNS
  17  *  Success: The drive letter number from 1 to 26 ("A:" to "Z:").
  18  *  Failure: 0.
  19  */
  20 int _getdrive(void)
  21 {
  22     WCHAR buffer[MAX_PATH];
  23     if (GetCurrentDirectoryW( MAX_PATH, buffer )>=2)
  24     {
  25         buffer[0]=towupper(buffer[0]);
  26         if (buffer[0] >= L'A' && buffer[0] <= L'Z' && buffer[1] == L':')
  27             return buffer[0] - L'A' + 1;
  28     }
  29     return 0;
  30 }
  31
  32 /*
  33  * @implemented
  34  */
  35 unsigned long _getdrives(void)
  36 {
  37    return GetLogicalDrives();
  38 }