X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=tty.c;h=4510c29963ff88cfea1a13c508f0267c36066b2c;hb=30592a54514ca52253ed5f2eff64684e32d7ff05;hp=3a318ebbab5f5c1a40ac04e748a1a9b2b9ca86fa;hpb=7ab9c7ee52db8759d457819f5480378fa3aa97cc;p=oweals%2Fbusybox.git

diff --git a/tty.c b/tty.c
index 3a318ebba..4510c2996 100644
--- a/tty.c
+++ b/tty.c
@@ -20,17 +20,11 @@
  *
  */
 
-#include "internal.h"
 #include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 #include <sys/types.h>
-
-static const char tty_usage[] = "tty\n"
-#ifndef BB_FEATURE_TRIVIAL_HELP
-	"\nPrint the file name of the terminal connected to standard input.\n\n"
-	"Options:\n"
-	"\t-s\tprint nothing, only return an exit status\n"
-#endif
-	;
+#include "busybox.h"
 
 extern int tty_main(int argc, char **argv)
 {
@@ -38,7 +32,7 @@ extern int tty_main(int argc, char **argv)
 
 	if (argc > 1) {
 		if (argv[1][0] != '-' || argv[1][1] != 's')
-			usage(tty_usage);
+			show_usage();
 	} else {
 		tty = ttyname(0);
 		if (tty)
@@ -46,5 +40,5 @@ extern int tty_main(int argc, char **argv)
 		else
 			puts("not a tty");
 	}
-	exit(isatty(0) ? TRUE : FALSE);
+	return(isatty(0) ? EXIT_SUCCESS : EXIT_FAILURE);
 }