misc fixes

.zshrc

@@ -1,4 +1,20 @@
 #complist
+# If not running interactively, don't do anything
+[ -z "$PS1" ] && return
+
+# don't put duplicate lines in the history. See bash(1) for more options
+export HISTCONTROL=ignoredups
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"
+
+# set variable identifying the chroot you work in (used in the prompt below)
+if [ -z "$debian_chroot" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+
+PERL5LIB=$HOME/local/lib64/perl5/site_perl/5.8.8/
 autoload -U compinit
 compinit
 setopt extended_glob
@@ -62,7 +78,9 @@ fi
 
 #source ~/.zsh_profile
 source ~/.zprofile
-source ~/.bash_aliases
+if [ -f ~/.bash_aliases ]; then
+    source ~/.bash_aliases
+fi
 source ~/.zshenv
 if [ -n "`which fortune`" ]; then
     fortune