changeset 181:78d93164a9d2

Add comment, and whitespace changes.
author Rob Landley <rob@landley.net>
date Tue, 27 Nov 2007 01:36:50 -0600
parents 05a452127fc1
children ed26d3529575
files toys/tty.c
diffstat 1 files changed, 8 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/toys/tty.c	Fri Nov 23 21:01:37 2007 +0000
+++ b/toys/tty.c	Tue Nov 27 01:36:50 2007 -0600
@@ -1,13 +1,17 @@
+/* vi: set sw=4 ts=4: */
+/* tty.c - print terminal name of stdin
+ *
+ * See http://www.opengroup.org/onlinepubs/009695399/utilities/tty.html
+ */
+
 #include "toys.h"
 
 int tty_main(void)
 {
 	char *name = ttyname(0);
 	if (!toys.optflags) {
-		if (name)
-			puts(name);
-		else
-			puts("Not a tty");
+		if (name) puts(name);
+		else puts("Not a tty");
 	}
 	return !name;
 }