simplifiy follow.sh.

Now it executes less processes and works a bti faster.

1 files changed, 4 insertions, 16 deletions

diff --git a/examples/data/scripts/follow.sh b/examples/data/scripts/follow.sh
index af9e277..ba59575 100755
--- a/examples/data/scripts/follow.sh
+++ b/examples/data/scripts/follow.sh
@@ -15,19 +15,7 @@ shift
 title=$1;
 shift
 
-echo 'script @scripts_dir/follow.js "@{follow_hint_keys} '$1'"' | socat - unix-connect:$socket
-
-# Read variable set by script. If it equals XXXEMIT_FORM_ACTIVEXXX emit
-# FORM_ACTIVE event. If it equals XXXEMIT_ROOT_ACTIVEXXX emit ROOT_ACTIVE
-# event.
-rv=$(echo 'js rv' | socat - unix-connect:$socket)
-
-echo $rv \
-  | grep -q XXXEMIT_FORM_ACTIVEXXX \
-  && echo 'event FORM_ACTIVE' \
-  | socat - unix-connect:$socket
-
-echo $rv \
-  | grep -q XXXRESET_MODEXXX \
-  && echo 'set mode =' \
-  | socat - unix-connect:$socket
+case $(echo 'script @scripts_dir/follow.js "@{follow_hint_keys} '$1'"' | socat - unix-connect:$socket) in
+  *XXXEMIT_FORM_ACTIVEXXX*) echo 'event FORM_ACTIVE' | socat - unix-connect:$socket ;;
+  *XXXRESET_MODEXXX*) echo 'set mode=' | socat - unix-connect:$socket ;;
+esac