add sbt-resolver like restart feature

1 files changed, 16 insertions, 0 deletions

diff --git a/cbt b/cbt
index 4a5b736..e2014ec 100755
--- a/cbt
+++ b/cbt
@@ -290,6 +290,7 @@ stage1 () {
 USER_PRESSED_CTRL_C=130
 
 CBT_LOOP_FILE="$CWD/target/.cbt-loop.tmp"
+CBT_KILL_FILE="$CWD/target/.cbt-kill.tmp"
 if [ $loop -eq 0 ]; then
 	which fswatch >/dev/null 2>/dev/null
 	export fswatch_installed=$?
@@ -305,6 +306,9 @@ while true; do
 	if [ -f "$CBT_LOOP_FILE" ]; then
 		rm "$CBT_LOOP_FILE"
 	fi
+	if [ -f "$CBT_KILL_FILE" ]; then
+		rm "$CBT_KILL_FILE"
+	fi
 	stage1 "$@"
 	if [ ! $loop -eq 0 ] || [ $exitCode -eq $USER_PRESSED_CTRL_C ]; then
 		log "not looping, exiting" "$@"
@@ -316,6 +320,10 @@ while true; do
 		files=
 		if [ -f "$CBT_LOOP_FILE" ]; then
 			files=($(sort "$CBT_LOOP_FILE"))
+		fi
+		pids=
+		if [ -f "$CBT_KILL_FILE" ]; then
+			pids=($(cat "$CBT_KILL_FILE")) # FIXME: should we uniq here?
 			#rm "$CBT_LOOP_FILE"
 		fi
 		echo ""
@@ -326,6 +334,14 @@ while true; do
 			fi
 		done
 		fswatch --one-event "${files[@]}"
+		for pid in "${pids[@]}"; do
+			if [ $pid == "" ]; then
+				echo "warning: empty pid found in pid kill list" 1>&2
+			else
+				log "killing process $pid"
+				kill -KILL $pid
+			fi
+		done
 	fi
 done