Merge pull request #223 from MSch/fix-chpwd-error-when-dirstacksize-unset

Fix chpwd error when DIRSTACKSIZE is unset by Claude Code

Author: zeha

etc/zsh/zshrc

@@ -1537,6 +1537,7 @@ if zstyle -T ':grml:chpwd:dirstack' enable; then
 
     function chpwd () {
         (( ZSH_SUBSHELL )) && return
+        [[ -z $DIRSTACKSIZE ]] && return
         (( $DIRSTACKSIZE <= 0 )) && return
         [[ -z $DIRSTACKFILE ]] && return
         grml_dirstack_filter $PWD && return