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92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/*
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* $Id: unistd_sync_fd.c,v 1.8 2006-11-16 14:39:23 obarthel Exp $
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*
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* :ts=4
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*
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* Portable ISO 'C' (1994) runtime library for the Amiga computer
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* Copyright (c) 2002-2015 by Olaf Barthel <obarthel (at) gmx.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Neither the name of Olaf Barthel nor the names of contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _UNISTD_HEADERS_H
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#include "unistd_headers.h"
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#endif /* _UNISTD_HEADERS_H */
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/****************************************************************************/
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#if defined(__amigaos4__) && !defined(Flush)
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#define Flush(fh) FFlush(fh)
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#endif /* __amigaos4__ && !Flush */
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/****************************************************************************/
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/* The following is not part of the ISO 'C' (1994) standard. */
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/****************************************************************************/
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int
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__sync_fd(struct fd * fd,int mode)
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{
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int result = ERROR;
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assert( fd != NULL );
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__fd_lock(fd);
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if(FLAG_IS_SET(fd->fd_Flags,FDF_IS_SOCKET))
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{
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__set_errno(EINVAL);
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goto out;
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}
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if(FLAG_IS_SET(fd->fd_Flags,FDF_STDIO))
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{
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__set_errno(EBADF);
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goto out;
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}
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/* The mode tells us what to flush. 0 means "flush just the data", and
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everything else means "flush everything. */
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Flush(fd->fd_File);
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if(mode != 0)
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{
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struct FileHandle * fh = BADDR(fd->fd_File);
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/* Verify that this file is not bound to "NIL:". */
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if(fh->fh_Type != NULL)
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DoPkt(fh->fh_Type,ACTION_FLUSH, 0,0,0,0,0);
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}
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result = OK;
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out:
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__fd_unlock(fd);
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return(result);
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}
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