initial import of 386bsd-0.1 sources

1 files changed, 53 insertions, 0 deletions

diff --git a/hack/hack.ioctl.c b/hack/hack.ioctl.c
new file mode 100644
index 00000000..6669ceab
--- /dev/null
+++ b/hack/hack.ioctl.c
@@ -0,0 +1,53 @@
+/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
+/* hack.ioctl.c - version 1.0.2 */
+
+/* This cannot be part of hack.tty.c (as it was earlier) since on some
+   systems (e.g. MUNIX) the include files <termio.h> and <sgtty.h>
+   define the same constants, and the C preprocessor complains. */
+#include <stdio.h>
+#include "config.h"
+#ifdef BSD
+#include	<sgtty.h>
+struct ltchars ltchars, ltchars0;
+#else
+#include	<termio.h>	/* also includes part of <sgtty.h> */
+struct termio termio;
+#endif BSD
+
+getioctls() {
+#ifdef BSD
+	(void) ioctl(fileno(stdin), (int) TIOCGLTC, (char *) &ltchars);
+	(void) ioctl(fileno(stdin), (int) TIOCSLTC, (char *) &ltchars0);
+#else
+	(void) ioctl(fileno(stdin), (int) TCGETA, &termio);
+#endif BSD
+}
+
+setioctls() {
+#ifdef BSD
+	(void) ioctl(fileno(stdin), (int) TIOCSLTC, (char *) &ltchars);
+#else
+	(void) ioctl(fileno(stdin), (int) TCSETA, &termio);
+#endif BSD
+}
+
+#ifdef SUSPEND		/* implies BSD */
+dosuspend() {
+#include	<signal.h>
+#ifdef SIGTSTP
+	if(signal(SIGTSTP, SIG_IGN) == SIG_DFL) {
+		settty((char *) 0);
+		(void) signal(SIGTSTP, SIG_DFL);
+		(void) kill(0, SIGTSTP);
+		gettty();
+		setftty();
+		docrt();
+	} else {
+		pline("I don't think your shell has job control.");
+	}
+#else SIGTSTP
+	pline("Sorry, it seems we have no SIGTSTP here. Try ! or S.");
+#endif SIGTSTP
+	return(0);
+}
+#endif SUSPEND