Update cgen to exit right on failure and add alias to bash

dotfiles/bash/bashrc

@@ -1,6 +1,11 @@
 # Use the iterm2 material theme in the root directory of the essentials repository. For linux,
 # you will need to source a material theme color scheme for your terminal.
 
+symlink_dir=$( cd "$( dirname "`readlink -f ${BASH_SOURCE[0]}`" )" && pwd )
+
+# Useful global functions
+alias cgen=$symlink_dir/scripts/cgen.sh
+
 if [ -f ~/.inputrc ]; then
         bind -f ~/.inputrc
 else

dotfiles/bash/scripts/cgen.sh

@@ -9,7 +9,7 @@ then
   echo "Name must be specified"
   echo ""
   echo "./cgen.sh <name> [cmake version] [C Standard]"
-  return -1
+  exit -1
 fi
 
 if [ -z $cmake_version ]