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Overview
Comment:os_win.c, winOpen(), changed to handle the SQLITE_OPEN_EXCLUSIVE flag and sharing modes in the same manner as os_unix.c. Ticket #3821. (CVS 6542)
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SHA1: 18fef3fcf61c137a89a83352f6769ed06845434a
User & Date: shane 2009-04-23 19:08:33.000
Context
2009-04-24
09:27
Improve comments and documentation of the asynchronous IO VFS module. (CVS 6543) (check-in: 92bc6be2a8 user: danielk1977 tags: trunk)
2009-04-23
19:08
os_win.c, winOpen(), changed to handle the SQLITE_OPEN_EXCLUSIVE flag and sharing modes in the same manner as os_unix.c. Ticket #3821. (CVS 6542) (check-in: 18fef3fcf6 user: shane tags: trunk)
18:42
Updated misc. test scripts for Windows testing with gcc/cygwin; (CVS 6541) (check-in: 1e2c71596e user: shane tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/os_win.c.
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**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
******************************************************************************
**
** This file contains code that is specific to windows.
**
** $Id: os_win.c,v 1.155 2009/04/15 14:36:26 shane Exp $
*/
#include "sqliteInt.h"
#if SQLITE_OS_WIN               /* This file is used for windows only */


/*
** A Note About Memory Allocation:








|








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**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
******************************************************************************
**
** This file contains code that is specific to windows.
**
** $Id: os_win.c,v 1.156 2009/04/23 19:08:33 shane Exp $
*/
#include "sqliteInt.h"
#if SQLITE_OS_WIN               /* This file is used for windows only */


/*
** A Note About Memory Allocation:
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  }

  if( flags & SQLITE_OPEN_READWRITE ){
    dwDesiredAccess = GENERIC_READ | GENERIC_WRITE;
  }else{
    dwDesiredAccess = GENERIC_READ;
  }





  if( flags & SQLITE_OPEN_CREATE ){





    dwCreationDisposition = OPEN_ALWAYS;
  }else{

    dwCreationDisposition = OPEN_EXISTING;
  }
  if( flags & SQLITE_OPEN_MAIN_DB ){
    dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE;
  }else{
    dwShareMode = 0;
  }
  if( flags & SQLITE_OPEN_DELETEONCLOSE ){
#if SQLITE_OS_WINCE
    dwFlagsAndAttributes = FILE_ATTRIBUTE_HIDDEN;
    isTemp = 1;
#else
    dwFlagsAndAttributes = FILE_ATTRIBUTE_TEMPORARY
                               | FILE_ATTRIBUTE_HIDDEN








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  }

  if( flags & SQLITE_OPEN_READWRITE ){
    dwDesiredAccess = GENERIC_READ | GENERIC_WRITE;
  }else{
    dwDesiredAccess = GENERIC_READ;
  }
  /* SQLITE_OPEN_EXCLUSIVE is used to make sure that a new file is 
  ** created. SQLite doesn't use it to indicate "exclusive access" 
  ** as it is usually understood.
  */
  assert(!(flags & SQLITE_OPEN_EXCLUSIVE) || (flags & SQLITE_OPEN_CREATE));
  if( flags & SQLITE_OPEN_EXCLUSIVE ){
    /* Creates a new file, only if it does not already exist. */
    /* If the file exists, it fails. */
    dwCreationDisposition = CREATE_NEW;
  }else if( flags & SQLITE_OPEN_CREATE ){
    /* Open existing file, or create if it doesn't exist */
    dwCreationDisposition = OPEN_ALWAYS;
  }else{
    /* Opens a file, only if it exists. */
    dwCreationDisposition = OPEN_EXISTING;
  }

  dwShareMode = FILE_SHARE_READ | FILE_SHARE_WRITE;



  if( flags & SQLITE_OPEN_DELETEONCLOSE ){
#if SQLITE_OS_WINCE
    dwFlagsAndAttributes = FILE_ATTRIBUTE_HIDDEN;
    isTemp = 1;
#else
    dwFlagsAndAttributes = FILE_ATTRIBUTE_TEMPORARY
                               | FILE_ATTRIBUTE_HIDDEN
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