GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/mg/spawn.c Lines: 0 16 0.0 %
Date: 2016-12-06 Branches: 0 4 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: spawn.c,v 1.12 2015/03/19 21:22:15 bcallah Exp $	*/
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/* This file is in the public domain. */
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/*
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 * Spawn.  Actually just suspends Mg.
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 * Assumes POSIX job control.
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 */
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#include <sys/queue.h>
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#include <signal.h>
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#include <stdio.h>
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#include <term.h>
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#include <termios.h>
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#include "def.h"
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/*
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 * This causes mg to send itself a stop signal.  It assumes the parent
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 * shell supports POSIX job control.  If the terminal supports an alternate
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 * screen, we will switch to it.
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 */
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/* ARGSUSED */
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int
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spawncli(int f, int n)
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{
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	sigset_t	oset;
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	/* Very similar to what vttidy() does. */
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	ttcolor(CTEXT);
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	ttnowindow();
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	ttmove(nrow - 1, 0);
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	if (epresf != FALSE) {
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		tteeol();
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		epresf = FALSE;
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	}
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	if (ttcooked() == FALSE)
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		return (FALSE);
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	/* Exit application mode and tidy. */
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	tttidy();
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	ttflush();
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	(void)sigprocmask(SIG_SETMASK, NULL, &oset);
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	(void)kill(0, SIGTSTP);
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	(void)sigprocmask(SIG_SETMASK, &oset, NULL);
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	ttreinit();
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	/* Force repaint. */
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	sgarbf = TRUE;
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	return (ttraw());
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}