From ec0ba7bc40854eab6a1cdb41364f41f9c11407e1 Mon Sep 17 00:00:00 2001
From: Michal Idziorek <m.i@gmx.at>
Date: Sun, 23 Nov 2014 23:26:26 +0100
Subject: foolshell and syscalls improvememets

---
 userspace/ls.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'userspace/ls.c')

diff --git a/userspace/ls.c b/userspace/ls.c
index 50c733b..5b5034b 100644
--- a/userspace/ls.c
+++ b/userspace/ls.c
@@ -15,7 +15,13 @@ int main(int argc, char **argv)
 	    return 0;
 	}
 
-	int  ls=readdir(atoi(argv[1]),dirs,25);
+	char *dir=argv[1];
+	int  ls=readdir(dir,dirs,25);
+	if(ls==-1)
+	{
+	    printf("%s: file or directory '%s' not found.\n",argv[0],dir);
+	    return 0;
+	}
     
 
 	int i;
-- 
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