xtrn.cpp

/* Synchronet external program support routines */

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 * Copyright Rob Swindell - http://www.synchro.net/copyright.html			*
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 * of the License, or (at your option) any later version.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
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#include "sbbs.h"
#include "cmdshell.h"
#include "telnet.h"

#include <signal.h>			// kill()

#ifdef __unix__
	#include <sys/wait.h>	// WEXITSTATUS

	#include <sys/ttydefaults.h>	// Linux - it's motherfucked.
#if defined(__FreeBSD__)
	#include <libutil.h>	// forkpty()
#elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DARWIN__)
	#include <util.h>
#elif defined(__linux__)
	#include <pty.h>
#elif defined(__QNX__)
#if 0
	#include <unix.h>
#else
	#define NEEDS_FORKPTY
#endif
#endif

	#ifdef NEEDS_FORKPTY
	#include <grp.h>
	#endif

	#include <termios.h>

/*
 * Control Character Defaults
 */
#ifdef _POSIX_VDISABLE
#define XTRN_VDISABLE _POSIX_VDISABLE
#else
#define XTRN_VDISABLE 0xff
#endif
#ifndef CTRL
	#define CTRL(x)	(x&037)
#endif
#ifndef CEOF
	#define	CEOF		CTRL('d')
#endif
#ifndef CEOL
	#define	CEOL		XTRN_VDISABLE
#endif
#ifndef CERASE
	#define	CERASE		0177