diff options
Diffstat (limited to 'sh')
-rw-r--r-- | sh/shrc.d/tmux.sh | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sh/shrc.d/tmux.sh b/sh/shrc.d/tmux.sh index bd954be8..32780c9d 100644 --- a/sh/shrc.d/tmux.sh +++ b/sh/shrc.d/tmux.sh @@ -17,3 +17,12 @@ tmux() { # Execute with concluded arguments command tmux "$@" } + +# If we have a SHLVL set from one of the shells that does that (bash, ksh93, +# zsh), then set a SHLVL-derived value that takes tmux into account if we +# haven't already. This can be used to show the current SHLVL in the prompt for +# more advanced shells. +if [ -n "$SHLVL" ] && [ -n "$TMUX" ] && [ -z "$TMUX_SHLVL" ] ; then + TMUX_SHLVL=$((SHLVL - 1)) + export TMUX_SHLVL +fi |