win32/file.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis, Sven Verdoolaege, and Cameron Heide
   5  */
   6
   7 #include "config.h"
   8 #include "wine/port.h"
   9
  10 #include <errno.h>
  11 #ifdef HAVE_SYS_ERRNO_H
  12 #include <sys/errno.h>
  13 #endif
  14 #include <stdlib.h>
  15 #include <unistd.h>
  16 #include <sys/types.h>
  17 #include <sys/stat.h>
  18 #ifdef HAVE_SYS_MMAN_H
  19 #include <sys/mman.h>
  20 #endif
  21 #include <fcntl.h>
  22 #include <string.h>
  23 #include <time.h>
  24 #include "winbase.h"
  25 #include "winerror.h"
  26 #include "file.h"
  27 #include "heap.h"
  28 #include "debugtools.h"
  29
  30 DEFAULT_DEBUG_CHANNEL(file);
  31
  32 /**************************************************************************
  33  *              SetFileAttributes       (KERNEL.421)
  34  */
  35 BOOL16 WINAPI SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
  36 {
  37     return SetFileAttributesA( lpFileName, attributes );
  38 }
  39
  40
  41 /**************************************************************************
  42  *              SetFileAttributesA      (KERNEL32.@)
  43  */
  44 BOOL WINAPI SetFileAttributesA(LPCSTR lpFileName, DWORD attributes)
  45 {
  46     struct stat buf;
  47     DOS_FULL_NAME full_name;
  48
  49     if (!DOSFS_GetFullName( lpFileName, TRUE, &full_name ))
  50         return FALSE;
  51
  52     TRACE("(%s,%lx)\n",lpFileName,attributes);
  53     if (attributes & FILE_ATTRIBUTE_NORMAL) {
  54       attributes &= ~FILE_ATTRIBUTE_NORMAL;
  55       if (attributes)
  56         FIXME("(%s):%lx illegal combination with FILE_ATTRIBUTE_NORMAL.\n",
  57               lpFileName,attributes);
  58     }
  59     if(stat(full_name.long_name,&buf)==-1)
  60     {
  61         FILE_SetDosError();
  62         return FALSE;
  63     }
  64     if (attributes & FILE_ATTRIBUTE_READONLY)
  65     {
  66         if(S_ISDIR(buf.st_mode))
  67             /* FIXME */
  68             WARN("FILE_ATTRIBUTE_READONLY ignored for directory.\n");
  69         else
  70             buf.st_mode &= ~0222; /* octal!, clear write permission bits */
  71         attributes &= ~FILE_ATTRIBUTE_READONLY;
  72     }
  73     else
  74     {
  75         /* add write permission */
  76         buf.st_mode |= 0600 | ((buf.st_mode & 044) >> 1);
  77     }
  78     if (attributes & FILE_ATTRIBUTE_DIRECTORY)
  79     {
  80         if (!S_ISDIR(buf.st_mode))
  81             FIXME("SetFileAttributes expected the file '%s' to be a directory",
  82                   lpFileName);
  83         attributes &= ~FILE_ATTRIBUTE_DIRECTORY;
  84     }
  85     attributes &= ~(FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
  86     if (attributes)
  87         FIXME("(%s):%lx attribute(s) not implemented.\n",
  88               lpFileName,attributes);
  89     if (-1==chmod(full_name.long_name,buf.st_mode))
  90     {
  91         FILE_SetDosError();
  92         MESSAGE("Wine ERROR: Couldn't set file attributes for existing file \"%s\".\n"
  93                 "Check permissions or set VFAT \"quiet\" mount flag\n", full_name.long_name);
  94         return TRUE;
  95     }
  96     return TRUE;
  97 }
  98
  99
 100 /**************************************************************************
 101  *              SetFileAttributesW      (KERNEL32.@)
 102  */
 103 BOOL WINAPI SetFileAttributesW(LPCWSTR lpFileName, DWORD attributes)
 104 {
 105     LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
 106     BOOL res = SetFileAttributesA( afn, attributes );
 107     HeapFree( GetProcessHeap(), 0, afn );
 108     return res;
 109 }