use block syntax for temporarily redirecting stderr

1 files changed, 4 insertions, 3 deletions

diff --git a/twopane.bash b/twopane.bash
index 6322b69..99e0717 100755
--- a/twopane.bash
+++ b/twopane.bash
@@ -229,9 +229,10 @@ forward()
         # characters with carrot-encoding like '^[' etc).
         exec {STDIN}<&0 {STDOUT}>&1 {STDERR}>&2
         exec {TEE}> >(tee >(output_filter | soft_cursor >&$STDOUT) >&$stdout)
-        exec 2>/dev/null
-        socat FD:$STDIN,cfmakeraw,opost=1,onlcr=1!!STDOUT - <&$stdin >&$TEE 2>&$STDERR &
-        exec 2>&$STDERR
+        stty=cfmakeraw,opost=1,onlcr=1
+        {
+                socat FD:$STDIN,$stty!!STDOUT - <&$stdin >&$TEE 2>&$STDERR &
+        } 2>/dev/null
         FORWARD_PID=$!
         printf '%s\n' "#!/bin/bash" "kill $!" "screen -X focus bottom" > "$TWOPANE"/unforward
         chmod +x "$TWOPANE"/unforward