Bash: config changes

files/.bash_aliases

@@ -41,3 +41,4 @@ alias showcolors='for i in {0..255} ; do \
         printf "\n"; \
     fi; done'
 
+alias scanimage-arcoloc="scanimage -d 'smfp:net;192.168.0.202' --format=jpeg"

files/.bashrc

@@ -52,10 +52,18 @@ export TERMINAL="/usr/bin/terminator"
 
 export LC_REALUSER='tbastian'
 
+# Autojump
+[ -f /etc/profile.d/autojump.bash ] && source /etc/profile.d/autojump.bash
+
 # Opam
 which opam > /dev/null 2>&1 && [ -d ~/.opam ] && eval $(opam config env)
 
 # Gem
-if [ -d "$HOME/.gem/ruby/2.4.0/bin" ] ; then
-    export PATH="$PATH:$HOME/.gem/ruby/2.4.0/bin"
+gempath="$HOME/.gem/ruby"
+if [ -d "$gempath" ] && [ "$(ls -1 $gempath | wc -l)" -gt 0 ]
+then
+    cur_version=$(ls -1t $gempath | head -n 1)
+    cur_path="$gempath/$cur_version/bin"
+    export PATH="$PATH:$cur_path"
 fi
+unset gempath