Merge pull request #370 from nolith/anathema_script

Linux anathema.sh overhaul

Development_Distribution/Linux/anathema.sh

@@ -1,7 +1,17 @@
 #!/bin/sh
 
-ANATHEMA_DIR=/usr/share/anathema
-REPO_DIR=${HOME}/.anathema/repository
+# get the absolute path of the current script
+SOURCE=$(readlink -f "$0")
+# resolve $SOURCE until the file is no longer a symlink
+while [ -h "$SOURCE" ]; do
+  DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+  SOURCE="$(readlink "$SOURCE")"
+  # if $SOURCE was a relative symlink, we need to resolve it relative 
+  #   to the path where the symlink file was located
+  [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" 
+done
+ANATHEMA_DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+REPO_DIR=${1-${HOME}/.anathema/repository}
 JAVA_BIN=
 
 # Check for java in $JAVA_HOME