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fileext.h revision 1.1.2.2 
      1  1.1.2.2  nathanw /* $NetBSD: fileext.h,v 1.1.2.2 2002/01/28 20:50:54 nathanw Exp $ */
      2  1.1.2.2  nathanw 
      3  1.1.2.2  nathanw /*-
      4  1.1.2.2  nathanw  * Copyright (c)2001 Citrus Project,
      5  1.1.2.2  nathanw  * All rights reserved.
      6  1.1.2.2  nathanw  *
      7  1.1.2.2  nathanw  * Redistribution and use in source and binary forms, with or without
      8  1.1.2.2  nathanw  * modification, are permitted provided that the following conditions
      9  1.1.2.2  nathanw  * are met:
     10  1.1.2.2  nathanw  * 1. Redistributions of source code must retain the above copyright
     11  1.1.2.2  nathanw  *    notice, this list of conditions and the following disclaimer.
     12  1.1.2.2  nathanw  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1.2.2  nathanw  *    notice, this list of conditions and the following disclaimer in the
     14  1.1.2.2  nathanw  *    documentation and/or other materials provided with the distribution.
     15  1.1.2.2  nathanw  *
     16  1.1.2.2  nathanw  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  1.1.2.2  nathanw  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  1.1.2.2  nathanw  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  1.1.2.2  nathanw  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  1.1.2.2  nathanw  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  1.1.2.2  nathanw  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  1.1.2.2  nathanw  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  1.1.2.2  nathanw  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  1.1.2.2  nathanw  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  1.1.2.2  nathanw  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  1.1.2.2  nathanw  * SUCH DAMAGE.
     27  1.1.2.2  nathanw  *
     28  1.1.2.2  nathanw  * $Citrus$
     29  1.1.2.2  nathanw  */
     30  1.1.2.2  nathanw 
     31  1.1.2.2  nathanw /*
     32  1.1.2.2  nathanw  * file extension
     33  1.1.2.2  nathanw  */
     34  1.1.2.2  nathanw struct __sfileext {
     35  1.1.2.2  nathanw 	struct	__sbuf _ub; /* ungetc buffer */
     36  1.1.2.2  nathanw 	struct wchar_io_data _wcio;	/* wide char i/o status */
     37  1.1.2.2  nathanw };
     38  1.1.2.2  nathanw 
     39  1.1.2.2  nathanw #define _EXT(fp) ((struct __sfileext *)(void *)((fp)->_ext._base))
     40  1.1.2.2  nathanw #define _UB(fp) _EXT(fp)->_ub
     41  1.1.2.2  nathanw #define _FILEEXT_SETUP(f, fext) /* LINTED */(f)->_ext._base = (unsigned char *)(fext)
     42