From: "Mark E." <snowball3 AT bigfoot DOT com>
To: djgpp-workers AT delorie DOT com
Date: Thu, 1 Mar 2001 12:17:56 -0500
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Subject: Re: O_TEMPORARY v3
Message-ID: <3A9E3DF4.25576.8B4E27@localhost>
References: <3A9D30A6 DOT 22494 DOT 7A725 AT localhost>
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Reply-To: djgpp-workers AT delorie DOT com

> In that case, you will need to reset all the bits in oflag except the
> lowest byte and the O_TEMPORARY bit, because DOS gives a different
> meaning to the other bits, and _creatnew plugs its last argument more
> or less directly into the BX register.

__set_fd_properties can handle being called multiple times, so I suggest 
treating it much like __file_handle_set:

Index: djgpp/src/libc/posix/fcntl/open.c
===================================================================
RCS file: /cvs/djgpp/djgpp/src/libc/posix/fcntl/open.c,v
retrieving revision 1.7
diff -c -p -r1.7 open.c
*** open.c	2000/08/28 14:22:33	1.7
--- open.c	2001/03/01 16:41:50
***************
*** 1,3 ****
--- 1,4 ----
+ /* Copyright (C) 2001 DJ Delorie, see COPYING.DJ for details */
  /* Copyright (C) 2000 DJ Delorie, see COPYING.DJ for details */
  /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
  /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
***************
*** 18,23 ****
--- 19,25 ----
  #include <io.h>
  
  #include <libc/dosio.h>
+ #include <libc/fdprops.h>
  
  /* Extra share flags that can be indicated by the user */
  int __djgpp_share_flags;
*************** open(const char* filename, int oflag, ..
*** 107,113 ****
--- 109,118 ----
      }
  
    if (should_create)
+   {
      fd = _creatnew(real_name, dmode, oflag & 0xff);
+     __set_fd_properties(fd, real_name, oflag);
+   }
    else
    {
      fd = _open(real_name, oflag);
*************** open(const char* filename, int oflag, ..
*** 132,138 ****
        /* Don't call _creat on existing files for which _open fails,
           since the file could be truncated as a result.  */
        else if ((oflag & O_CREAT))
! 	fd = _creat(real_name, dmode);
      }
    }
  
--- 137,147 ----
        /* Don't call _creat on existing files for which _open fails,
           since the file could be truncated as a result.  */
        else if ((oflag & O_CREAT))
!       {
!         fd = _creat(real_name, dmode);
!         if (fd != -1)
!           __set_fd_properties(fd, real_name, oflag);
!       }
      }
    }
  
Index: djgpp/src/libc/dos/io/_creat_n.c
===================================================================
RCS file: /cvs/djgpp/djgpp/src/libc/dos/io/_creat_n.c,v
retrieving revision 1.3
diff -c -p -r1.3 _creat_n.c
*** _creat_n.c	2001/01/30 19:53:25	1.3
--- _creat_n.c	2001/03/01 16:42:09
***************
*** 9,14 ****
--- 9,15 ----
  #include <dos.h>
  #include <libc/dosio.h>
  #include <sys/fsext.h>
+ #include <libc/fdprops.h>
  
  int
  _creatnew(const char* filename, int attrib, int flags)
*************** _creatnew(const char* filename, int attr
*** 68,72 ****
--- 69,74 ----
      return -1;
    }
    __file_handle_set(r.x.ax, O_BINARY);
+   __set_fd_properties(r.x.ax, filename, O_BINARY);
    return r.x.ax;
  }