Invoke tmux only after checking its existence

2016-08-30 16:48:21 +02:00 · 2016-08-30 16:48:21 +02:00 · 5ee57f18df
commit 5ee57f18df
parent b6cab458ed
1 changed files with 3 additions and 3 deletions
--- a/rc/extra/tmux-repl.kak
+++ b/rc/extra/tmux-repl.kak
@ -3,10 +3,10 @@

 hook global KakBegin .* %{
    %sh{
-        VERSION_TMUX=$(tmux -V)
-        VERSION_TMUX=$(expr "${VERSION_TMUX}" : 'tmux \([0-9]*\).*')
-
        if [ -n "$TMUX" ]; then
+            VERSION_TMUX=$(tmux -V)
+            VERSION_TMUX=$(expr "${VERSION_TMUX}" : 'tmux \([0-9]*\).*')
+
            if [ "${VERSION_TMUX}" -gt 1 ]; then
                echo "
                    alias global repl tmux-repl-horizontal