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- /****************************************************************************
- *
- * $Source: /usr/local/cvsroot/gccsdk/unixlib/source/clib/stdio-common/stdio_ext.h,v $
- * $Date: 2002/12/22 18:22:28 $
- * $Revision: 1.1 $
- * $State: Exp $
- * $Author: admin $
- *
- ***************************************************************************/
-
- /* Functions to access FILE structure internals.
- Copyright (C) 2000, 2001 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
- /* This header contains the same definitions as the header of the same name
- on Sun's Solaris OS. */
-
- #ifndef _STDIO_EXT_H
- #define _STDIO_EXT_H 1
-
- #include <stdio.h>
-
- enum
- {
- /* Query current state of the locking status. */
- FSETLOCKING_QUERY = 0,
- #define FSETLOCKING_QUERY FSETLOCKING_QUERY
- /* The library protects all uses of the stream functions, except for
- uses of the *_unlocked functions, by calls equivalent to flockfile(). */
- FSETLOCKING_INTERNAL,
- #define FSETLOCKING_INTERNAL FSETLOCKING_INTERNAL
- /* The user will take care of locking. */
- FSETLOCKING_BYCALLER
- #define FSETLOCKING_BYCALLER FSETLOCKING_BYCALLER
- };
-
-
- __BEGIN_DECLS
-
- /* Return the size of the buffer of FP in bytes currently in use by
- the given stream. */
- extern size_t __fbufsize (FILE *__fp);
-
-
- /* Return non-zero value iff the stream FP is opened readonly, or if the
- last operation on the stream was a read operation. */
- extern int __freading (FILE *__fp);
-
- /* Return non-zero value iff the stream FP is opened write-only or
- append-only, or if the last operation on the stream was a write
- operation. */
- extern int __fwriting (FILE *__fp);
-
-
- /* Return non-zero value iff stream FP is not opened write-only or
- append-only. */
- extern int __freadable (FILE *__fp);
-
- /* Return non-zero value iff stream FP is not opened read-only. */
- extern int __fwritable (FILE *__fp);
-
-
- /* Return non-zero value iff the stream FP is line-buffered. */
- extern int __flbf (FILE *__fp);
-
-
- /* Discard all pending buffered I/O on the stream FP. */
- extern void __fpurge (FILE *__fp);
-
- /* Return amount of output in bytes pending on a stream FP. */
- extern size_t __fpending (FILE *__fp);
-
- /* Flush all line-buffered files. */
- extern void _flushlbf (void);
-
-
- /* Set locking status of stream FP to TYPE. */
- extern int __fsetlocking (FILE *__fp, int __type);
-
- __END_DECLS
-
- #endif /* stdio_ext.h */
-