Don't clobber HISTSIZE or SAVEHIST if they're already set

11 years ago · 1ebc98b9ed
parent 43aa3783f8
commit 1ebc98b9ed
1 changed files with 7 additions and 3 deletions
--- a/lib/history.zsh
+++ b/lib/history.zsh
@ -1,9 +1,13 @@
 ## Command history configuration
-if [ -z $HISTFILE ]; then
+if [ -z "$HISTFILE" ]; then
    HISTFILE=$HOME/.zsh_history
 fi
-HISTSIZE=10000
-SAVEHIST=10000
+if [ -z "$HISTSIZE" ]; then
+	HISTSIZE=10000
+fi
+if [ -z "$SAVEHIST" ]; then
+	SAVEHIST=10000
+fi

 setopt extended_history
 setopt hist_expire_dups_first