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- Allow always shared read for a file which is opened for read only.

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svn path=/trunk/; revision=10758
This commit is contained in:
Hartmut Birr
2004-08-31 20:07:06 +00:00
parent 4f6383edcb
commit 2d0d1ee993
1 changed files with 8 additions and 6 deletions
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reactos/lib/msvcrt/io/open.c
+8 -6
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@@ -1,4 +1,4 @@
/* $Id: open.c,v 1.18 2004/08/15 18:16:36 chorns Exp $
/* $Id: open.c,v 1.19 2004/08/31 20:07:06 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@@ -141,11 +141,6 @@ int _open(const char* _path, int _oflag,...)
else //if ((_oflag & O_RDONLY) == O_RDONLY)
dwDesiredAccess |= GENERIC_READ;
#endif
if (( _oflag & S_IREAD ) == S_IREAD)
dwShareMode |= FILE_SHARE_READ;
if (( _oflag & S_IWRITE ) == S_IWRITE)
dwShareMode |= FILE_SHARE_WRITE;
if (( _oflag & (_O_CREAT | _O_EXCL)) == (_O_CREAT | _O_EXCL))
dwCreationDistribution |= CREATE_NEW;
@@ -177,6 +172,13 @@ int _open(const char* _path, int _oflag,...)
}
if (_oflag & _O_NOINHERIT)
sa.bInheritHandle = FALSE;
if (dwCreationDistribution == OPEN_EXISTING &&
(dwDesiredAccess & (GENERIC_WRITE|GENERIC_READ)) == GENERIC_READ) {
/* Allow always shared read for a file which is opened for read only */
dwShareMode |= FILE_SHARE_READ;
}
hFile = CreateFileA(_path,
dwDesiredAccess,
dwShareMode,