4.4BSD/usr/src/contrib/nvi/nvi/gs.h

/*-
 * Copyright (c) 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)gs.h	8.1 (Berkeley) 6/9/93
 */

#include <termios.h>

struct _scr;
typedef struct _gs {
	struct _hdr	 exfhdr;	/* Linked list of EXF structures. */
	struct _hdr	 scrhdr;	/* Linked list of SCR structures. */

	mode_t	 origmode;		/* Original terminal mode. */
	struct termios
		 original_termios;	/* Original terminal values. */

	struct _msg	*msgp;		/* User message list. */

	char	*tmp_bp;		/* Temporary buffer. */
	size_t	 tmp_blen;		/* Size of temporary buffer. */

#ifdef DEBUG
	FILE	*tracefp;		/* Trace file pointer. */
#endif

#define	G_SETMODE	0x01		/* Tty mode changed. */
#define	G_SNAPSHOT	0x02		/* Always snapshot files. */
#define	G_TMP_INUSE	0x04		/* Temporary buffer in use. */
#define	G_RECOVER_SET	0x08		/* Recover system initialized. */
	u_int	 flags;
} GS;

extern GS *__global_list;		/* List of screens. */