/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1990-2011 AT&T Intellectual Property *
* and is licensed under the *
* Eclipse Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.eclipse.org/org/documents/epl-v10.html *
* (with md5 checksum b35adb5213ca9657e911e9befb180842) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
/*
* Glenn Fowler
* AT&T Research
*
* output control mark on fd
*/
#include "cslib.h"
int
cscontrol(register Cs_t* state, int fd)
{
#if CS_LIB_SOCKET
return send(fd, "", 1, MSG_OOB) == 1 ? 0 : -1;
#else
#if CS_LIB_STREAM
struct strbuf buf;
buf.maxlen = 0;
return putmsg(fd, NiL, &buf, RS_HIPRI);
#else
return write(fd, "", 1) == 1 ? 0 : -1;
#endif
#endif
}
int
_cs_control(int fd)
{
return cscontrol(&cs, fd);
}