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-rwxr-xr-xtools/jprof/jprofsig46
1 files changed, 46 insertions, 0 deletions
diff --git a/tools/jprof/jprofsig b/tools/jprof/jprofsig
new file mode 100755
index 0000000000..02226fc4b6
--- /dev/null
+++ b/tools/jprof/jprofsig
@@ -0,0 +1,46 @@
+#!/bin/sh
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#
+# Find Mozilla PID and send it a signal, to be used
+# with the jprof tool.
+#
+
+jpsignal_usage() {
+ echo "Usage: jprofsig [start|stop]"
+ exit 1
+}
+
+if [ $# != 1 ]; then
+ echo "Wrong number of arguments."
+ jpsignal_usage
+fi
+
+jpsignal_arg="$1"
+
+# Find & print mozilla PID
+tmpmoz=`ps aux | grep mozilla-bin | head -1 | awk '{ print $2 }'`
+echo "Mozilla PID = $tmpmoz"
+
+# See how we were called.
+case "$jpsignal_arg" in
+ start)
+ if [ "$JP_REALTIME" = 1 ]; then
+ kill -ALRM $tmpmoz
+ else
+ # Normal, non-realtime mode.
+ kill -PROF $tmpmoz
+ fi
+ ;;
+ stop)
+ kill -USR1 $tmpmoz
+ ;;
+ *)
+ jpsignal_usage
+ exit 1
+esac
+
+exit 0