this fuckin works

1 files changed, 21 insertions, 25 deletions

diff --git a/twopane.bash b/twopane.bash
index b40f248..2b30a3b 100644
--- a/twopane.bash
+++ b/twopane.bash
@@ -4,8 +4,14 @@ set -f
 set -o pipefail
 shopt -s lastpipe
 
+BOT_SIZE=8
+BOT_TITLE=input
+BOT_CMD='PS1="$BOT_TITLE\$ " bash --noprofile --norc -i'
+TOP_CMD='PS1="$TOP_TITLE\$ " bash --noprofile --norc -i; screen -X quit'
+TOP_TITLE=output
+
 TWOPANE=$(mktemp -d)
-export TWOPANE
+export TWOPANE TOP_CMD BOT_CMD TOP_TITLE BOT_TITLE BOT_SIZE
 trap 'rm -r "$TWOPANE"' EXIT
 STY=twopane.${TWOPANE##*/}
 SCREENRC=$TWOPANE/screenrc
@@ -16,43 +22,33 @@ escape ``
 caption string '%t'
 layout new
 split
-focus top
-screen -ln -t 'output' bash -i
-exec :!:| socat -U STDOUT UNIX-RECV:"$TWOPANE"/socket
-title 'output'
 focus bottom
-resize 8
+resize $BOT_SIZE
+screen -ln -t "$BOT_TITLE" 1 bash "$TWOPANE"/bashrc
 focus top
-fit
+screen -ln -t "$TOP_TITLE" sh -c "$TOP_CMD"
+exec :!:| socat -u UNIX-RECV:"$TWOPANE"/socket STDOUT
+title 'output'
 focus bottom
-screen -ln -t 'input' 1 bash "$TWOPANE"/bashrc
 layout save 0
 .
 
 cat > "$TWOPANE"/bashrc <<'.'
-set -e
 trap "screen -X quit" EXIT
-coproc socat -u STDIN,cloexec=0 UNIX-SENDTO:"$TWOPANE"/socket
-exec 30>&${COPROC[1]}
-send()
+sendp()
 {
-        printf '%s\n' "$*" >&30
+        socat -u STDIN UNIX-SENDTO:"$TWOPANE"/socket
 }
 sendc()
 {
-        printf '%s' "$*" >&30
+        printf '%s' "$*" | sendp
+}
+send()
+{
+        sendc "$*"$'\n'
 }
-send echo hello world
-sendc echo hello
-sleep 1
-send world2
-sleep 1
-send top
-export -f send sendc
-bash -i || true
-sendc q
-send echo hello world3
-sleep 1
+export -f send sendc sendp
+eval "$BOT_CMD"
 .
 
 screen -c "$SCREENRC" -m -S "$STY" -ln