reactos/lib/crt/io/chmod.c

   1
   2 #include "precomp.h"
   3 #include <io.h>
   4 #include <sys/stat.h>
   5 #include <tchar.h>
   6 #include <internal/file.h>
   7
   8 #define NDEBUG
   9 #include <internal/debug.h>
  10
  11
  12 #define mode_t int
  13
  14
  15 /*
  16  * @implemented
  17  */
  18 int _tchmod(const _TCHAR* filename, mode_t mode)
  19 {
  20     DWORD FileAttributes = 0;
  21     BOOLEAN Set = FALSE;
  22
  23     DPRINT(#_tchmod"('%"sT"', %x)\n", filename, mode);
  24
  25     FileAttributes = GetFileAttributes(filename);
  26     if ( FileAttributes == (DWORD)-1 ) {
  27         _dosmaperr(GetLastError());
  28         return -1;
  29     }
  30
  31     if ( mode == 0 )
  32         return -1;
  33
  34     if (mode & _S_IWRITE) {
  35         if (FileAttributes & FILE_ATTRIBUTE_READONLY) {
  36             FileAttributes &= ~FILE_ATTRIBUTE_READONLY;
  37             Set = TRUE;
  38         }
  39     } else {
  40         if (!(FileAttributes & FILE_ATTRIBUTE_READONLY)) {
  41             FileAttributes |= FILE_ATTRIBUTE_READONLY;
  42             Set = TRUE;
  43         }
  44     }
  45     if (Set && SetFileAttributes(filename, FileAttributes) == FALSE) {
  46         _dosmaperr(GetLastError());
  47         return -1;
  48     }
  49     return 0;
  50 }