delscreen.c

操作系统SunOS 4.1.3版本的源码

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#ifndef lint
static	char sccsid[] = "@(#)delscreen.c 1.1 92/07/30 SMI"; /* from S5R3.1 1.3 */
#endif

#include	"curses_inc.h"

void
delscreen(screen)
SCREEN	*screen;
{
#ifdef	DEBUG
    if (outf)
	fprintf(outf, "delscreen: screen %x\n", screen);
#endif	/* DEBUG */
    /*
     * All these variables are tested first because we may be called
     * by newscreen which hasn't yet allocated them.
     */
    if (screen->tcap)
	(void) delterm(screen->tcap);
    if (screen->cur_scr)
	(void) delwin(screen->cur_scr);
    if (screen->std_scr)
	(void) delwin(screen->std_scr);
    if (screen->virt_scr)
	(void) delwin(screen->virt_scr);
    if (screen->slk)
    {
	if (screen->slk->_win)
	    (void) delwin(screen->slk->_win);
	free(screen->slk);
    }
    if (screen->_mks)
    {
	if (*screen->_mks)
	    free(*screen->_mks);
	free((char *) screen->_mks);
    }
    if (screen->cur_hash)
	free((char *) screen->cur_hash);
    free((char *) screen);
}