2Shirt/WizardKit
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Updated launch-in-tmux

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* Don't exit shells, just the function
* Don't leave dangling tmux sessions if possible
* Restore original session/window name if using an active tmux session
This commit is contained in:
2Shirt 2019-11-08 13:50:26 -07:00
parent a053931c17
commit b7c790438a
Signed by: 2Shirt
GPG key ID: 152FAC923B0E132C
1 changed files with 18 additions and 11 deletions
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29
scripts/launch-in-tmux
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@ -13,16 +13,16 @@ function ask() {
done done
} }
die () { function err () {
echo "$0:" "$@" >&2 echo "$0:" "$@" >&2
exit 1 return 1
} }
function launch_in_tmux() { function launch_in_tmux() {
# Check for required vars # Check for required vars
[[ -n "${SESSION_NAME:-}" ]] || die "Required variable missing (SESSION_NAME)" [[ -n "${SESSION_NAME:-}" ]] || return $(err "Required variable missing (SESSION_NAME)")
[[ -n "${WINDOW_NAME:-}" ]] || die "Required variable missing (WINDOW_NAME)" [[ -n "${WINDOW_NAME:-}" ]] || return $(err "Required variable missing (WINDOW_NAME)")
[[ -n "${TMUX_CMD:-}" ]] || die "Required variable missing (TMUX_CMD)" [[ -n "${TMUX_CMD:-}" ]] || return $(err "Required variable missing (TMUX_CMD)")
# Check for running session # Check for running session
if tmux list-session | grep -q "$SESSION_NAME"; then if tmux list-session | grep -q "$SESSION_NAME"; then
@ -32,11 +32,15 @@ function launch_in_tmux() {
if [[ -n "${TMUX:-}" ]]; then if [[ -n "${TMUX:-}" ]]; then
# Running inside TMUX, switch to session # Running inside TMUX, switch to session
tmux switch-client -t "$SESSION_NAME" tmux switch-client -t "$SESSION_NAME"
if ! jobs %% >/dev/null 2>&1; then
# No running jobs, try exiting abandoned tmux session
exit 0
fi
else else
# Running outside TMUX, attach to session # Running outside TMUX, attach to session
tmux attach-session -t "$SESSION_NAME" tmux attach-session -t "$SESSION_NAME"
fi fi
exit 0 return 0
elif ask "Kill current session and start new session?"; then elif ask "Kill current session and start new session?"; then
tmux kill-session -t "$SESSION_NAME" || \ tmux kill-session -t "$SESSION_NAME" || \
die "Failed to kill session: $SESSION_NAME" die "Failed to kill session: $SESSION_NAME"
@ -45,18 +49,21 @@ function launch_in_tmux() {
echo "" echo ""
echo -n "Press Enter to exit... " echo -n "Press Enter to exit... "
read -r read -r
exit 0 return 1
fi fi
fi fi
# Start/Rename session # Start session
if [[ -n "${TMUX:-}" ]]; then if [[ -n "${TMUX:-}" ]]; then
# Running inside TMUX, rename session/window and open the menu # Running inside TMUX, save current session/window names
ORIGINAL_SESSION_NAME="$(tmux display-message -p '#S')"
ORIGINAL_WINDOW_NAME="$(tmux display-message -p '#W')"
tmux rename-session "$SESSION_NAME" tmux rename-session "$SESSION_NAME"
tmux rename-window "$WINDOW_NAME" tmux rename-window "$WINDOW_NAME"
"$TMUX_CMD" "$@" "$TMUX_CMD" "$@"
tmux rename-session "${SESSION_NAME}_DONE" # Restore previous session/window names
tmux rename-window "${WINDOW_NAME}_DONE" tmux rename-session "${ORIGINAL_SESSION_NAME}"
tmux rename-window "${ORIGINAL_WINDOW_NAME}"
else else
# Running outside TMUX, start/attach to session # Running outside TMUX, start/attach to session
tmux new-session -s "$SESSION_NAME" -n "$WINDOW_NAME" "$TMUX_CMD" "$@" tmux new-session -s "$SESSION_NAME" -n "$WINDOW_NAME" "$TMUX_CMD" "$@"