From 179e1ce8238a327542add258a88f0b5a4ced7641 Mon Sep 17 00:00:00 2001
From: Jack-Benny Persson <jack-benny@cyberinfo.se>
Date: Wed, 11 Dec 2013 15:29:40 +0100
Subject: [PATCH] Labb 3 klar, bara reflektionen kvar att skriva

---
 Labb3/laborationsrapport.md | 10 ++++++++++
 Labb3/ovning4.sh            | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100755 Labb3/ovning4.sh

diff --git a/Labb3/laborationsrapport.md b/Labb3/laborationsrapport.md
index 22161d3..8e138e4 100644
--- a/Labb3/laborationsrapport.md
+++ b/Labb3/laborationsrapport.md
@@ -21,4 +21,14 @@ Declare och test-värden testas lite i början av labben. Exempelvis:
 
 Detta är ett enkelt sätt att testa olika test-scenarion utan att behöva skapa ett helt nytt script varje gång man vill prova på något bara.
 
+### Övningsupptifter ###
+
+Samtliga övningsuppgifter finns här på GitHub
+
+* [Övning 1](https://github.com/jackbenny/scripts_grundkurs/blob/master/Labb3/ovning1.sh)
+* [Övning 2](https://github.com/jackbenny/scripts_grundkurs/blob/master/Labb3/ovning2.sh)
+* [Övning 3](https://github.com/jackbenny/scripts_grundkurs/blob/master/Labb3/ovning3.sh)
+* [Övning 4](https://github.com/jackbenny/scripts_grundkurs/blob/master/Labb3/ovning4.sh)
+
+## Reflektion ##
 
diff --git a/Labb3/ovning4.sh b/Labb3/ovning4.sh
new file mode 100755
index 0000000..9844db1
--- /dev/null
+++ b/Labb3/ovning4.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# Jack-Benny Persson
+# LX13
+# Öving 4, labb 3
+
+Arg=$1
+
+# Sanity checks
+if [ $# -ne 1 ]; then
+	echo "Enter a filename as an argument, such as $0 <filename.txt>"
+	exit 1
+fi
+
+if [ ! -e $Arg ]; then
+	echo "$Arg does not exist"
+	exit 2
+fi
+
+
+# Check whatever arg1 is a block device, directory or a regular file
+if [ -b $Arg ]; then
+	echo "$Arg is a block device"
+elif [ -d $Arg ]; then
+	echo "$Arg is a directory"
+elif [ -f $Arg ]; then
+	echo "$Arg is regular file"
+else
+	echo "$Arg is something else"
+fi
+
+exit 0