From 334230d43a4c84b81f3c5aba6fc849ff34892be1 Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Mon, 26 Aug 2024 13:32:18 -0400
Subject: restarting like a champ

---
 src/twopane.bash | 41 +++++++++++++++--------------------------
 1 file changed, 15 insertions(+), 26 deletions(-)

diff --git a/src/twopane.bash b/src/twopane.bash
index c266828..f3a15e1 100755
--- a/src/twopane.bash
+++ b/src/twopane.bash
@@ -20,10 +20,10 @@ kill_tty_forward()
 BOT_SIZE=8
 BOT_TITLE=input
 
-DO_RESTART=y
 DO_RESTART=
 DO_START=
 DO_START=y
+DO_RESTART=y
 
 if [ $# = 0 ]
 then
@@ -352,11 +352,7 @@ echo_sender()
 
 restart_tty_forward()
 {
-        {
-                kill -INT %tty_forward
-                disown %tty_forward
-        } &>/dev/null
-
+        detach
         with_screen_pane 1 start_screen_pane "$@"
         focus bottom
         connect
@@ -382,14 +378,13 @@ detach()
                 kill -INT %tty_forward
                 disown %tty_forward
         } &>/dev/null
-        focus bottom
 }
 
 restart() { attach "$@"; }
 start() { attach "$@"; }
 foreground() { attach "$@"; }
-
 twopane() { attach "$@"; }
+forward() { attach "$@"; }
 
 quit()
 {
@@ -426,30 +421,24 @@ prompt_command()
                 return
         fi
 
-        local job jobnew
-        if      job=$(jobs -n %tty_forward 2>/dev/null)
-        then
-                jobnew=y
-        else
-                job=$(jobs %tty_forward 2>/dev/null)
-                jobnew=
-        fi
-
-        if [ ! "$job" ]
+        local job
+        if      ! { job=$(jobs %tty_forward 2>/dev/null) && [ "$job" ]; }
         then
                 finally 'start' :
                 return
         fi
 
-        if [ "$jobnew" ]
-        then
-                read _ jobstatus _ <<< "$job"
-                if [ "$jobstatus" = 'Running' ]
-                then
+        read _ jobstatus _ <<< "${job?Internal error: line $LINENO}"
+        case "${jobstatus?Internal error: line $LINENO}" in
+                Running )
                         jobs -x finally 'attach' kill -CONT %tty_forward
-                fi
-                return
-        fi
+                ;;
+                Terminated | Interrupt )
+                        finally 'start' :
+                ;;
+                Stopped )
+                ;;
+        esac
 }
 
 SIGINT()
-- 
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