From e45297a320046cd9ad042b8fc30f188cd25921dd Mon Sep 17 00:00:00 2001
From: FRIGN <dev@frign.de>
Date: Sat, 28 Feb 2015 19:50:12 +0100
Subject: [PATCH] Audit dirname(1)

Be stricter about the number of arguments passed to it.
---
 README    | 2 +-
 dirname.1 | 6 +++---
 dirname.c | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/README b/README
index 4e14de8..9833019 100644
--- a/README
+++ b/README
@@ -24,7 +24,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 =*  cron            non-posix                    none
 #*  cut             yes                          none
 =*  date            yes                          -u
-=*  dirname         yes                          none
+=*| dirname         yes                          none
 =*  du              yes                          none
 =*  echo            yes                          none
 =*  env             yes                          none
diff --git a/dirname.1 b/dirname.1
index 6258ae1..d45efcf 100644
--- a/dirname.1
+++ b/dirname.1
@@ -1,4 +1,4 @@
-.Dd January 23, 2015
+.Dd February 28, 2015
 .Dt DIRNAME 1
 .Os sbase
 .Sh NAME
@@ -9,9 +9,9 @@
 .Ar path
 .Sh DESCRIPTION
 .Nm
-prints
+writes
 .Ar path
-with its final path component removed.
+with its final path component removed to stdout.
 .Sh SEE ALSO
 .Xr basename 1 ,
 .Xr dirname 3
diff --git a/dirname.c b/dirname.c
index b055deb..501e5a0 100644
--- a/dirname.c
+++ b/dirname.c
@@ -18,7 +18,7 @@ main(int argc, char *argv[])
 		usage();
 	} ARGEND;
 
-	if (argc < 1)
+	if (argc != 1)
 		usage();
 
 	puts(dirname(argv[0]));