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

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This commit is contained in:
Joe Block 2014-11-30 17:37:47 -08:00
parent 43aa3783f8
commit 1ebc98b9ed
1 changed files with 7 additions and 3 deletions
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6
lib/history.zsh
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@ -1,9 +1,13 @@
## Command history configuration
if [ -z $HISTFILE ]; then
if [ -z "$HISTFILE" ]; then
HISTFILE=$HOME/.zsh_history
fi
if [ -z "$HISTSIZE" ]; then
HISTSIZE=10000
fi
if [ -z "$SAVEHIST" ]; then
SAVEHIST=10000
fi
setopt extended_history
setopt hist_expire_dups_first