workbench/classes/zune/prefseditor/support.c

   1 /*
   2     Copyright © 2004, The AROS Development Team. All rights reserved.
   3     This file is part of the PrefsEditor class, which is distributed under
   4     the terms of version 2.1 of the GNU Lesser General Public License.
   5
   6     $Id$
   7 */
   8
   9 #include <exec/types.h>
  10 #include <proto/dos.h>
  11 #include <proto/utility.h>
  12 #include <proto/exec.h>
  13
  14 #include <stdio.h>
  15 #include <aros/debug.h>
  16
  17 #include "support.h"
  18
  19 /* Note: buffer *MUST* be large enough for atleast strlen(prefix) + 8 + 1 */
  20 BPTR CreateTemporary(STRPTR buffer, CONST_STRPTR prefix)
  21 {
  22     BPTR fh;
  23
  24     while (TRUE)
  25     {
  26         sprintf(buffer, "%s%08lx", prefix, GetUniqueID());
  27         fh = Open(buffer, MODE_NEWFILE);
  28
  29         if (fh != BNULL)
  30         {
  31             return fh;
  32         }
  33         else if (IoErr() != ERROR_OBJECT_EXISTS)
  34         {
  35             return BNULL;
  36         }
  37     }
  38 }
  39
  40 BOOL MakeDir(CONST_STRPTR path)
  41 {
  42     BPTR lock = CreateDir(path);
  43
  44     if (lock != BNULL)
  45     {
  46         UnLock(lock);
  47         return TRUE;
  48     }
  49
  50     return FALSE;
  51 }
  52
  53 BOOL MakeDirs(STRPTR path)
  54 {
  55     STRPTR position;
  56     BOOL   success = FALSE;
  57     BPTR   lock    = BNULL;
  58
  59     for (position = path; *position != '\0'; position++)
  60     {
  61         if (*position == '/')
  62         {
  63             *position = '\0';
  64
  65             if ((lock = Lock(path, SHARED_LOCK)) != BNULL)
  66             {
  67                 UnLock(lock);
  68                 success = TRUE;
  69             }
  70             else
  71             {
  72                 success = MakeDir(path);
  73             }
  74
  75             *position = '/';
  76
  77             if (!success) return FALSE;
  78         }
  79     }
  80
  81     return TRUE;
  82 }