Improve the hash

Author: Nyholm

tests/install.sh

@@ -2,13 +2,14 @@
 
 gethash() {
     if hash md5sum 2>/dev/null; then
-         echo -n "$@" | md5sum
+         echo -n "$@" | md5sum | awk '{print $1}'
     else
-         echo -n "$@" | md5
+         echo -n "$@" | md5 | awk '{print $1}'
     fi
 }
 
-BUILD_DIR=build/`gethash $@`
+HASH=`gethash $@`
+BUILD_DIR=build/`echo ${HASH::7}`
 
 echo "Using directory: ${BUILD_DIR}"
 # Prepare a folder