tools/jprof/jprofsig

   1 #!/bin/sh
   2 #
   3 # This Source Code Form is subject to the terms of the Mozilla Public
   4 # License, v. 2.0. If a copy of the MPL was not distributed with this
   5 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   6
   7 #
   8 # Find Mozilla PID and send it a signal, to be used
   9 # with the jprof tool.
  10 #
  11
  12 jpsignal_usage() {
  13   echo "Usage: jprofsig [start|stop]"
  14   exit 1
  15 }
  16
  17 if [ $# != 1 ]; then
  18   echo "Wrong number of arguments."
  19   jpsignal_usage
  20 fi
  21
  22 jpsignal_arg="$1"
  23
  24 # Find & print mozilla PID
  25 tmpmoz=`ps aux | grep mozilla-bin | head -1 | awk '{ print $2 }'`
  26 echo "Mozilla PID = $tmpmoz"
  27
  28 # See how we were called.
  29 case "$jpsignal_arg" in
  30   start)
  31     if [ "$JP_REALTIME" = 1 ]; then
  32       kill -ALRM $tmpmoz
  33     else
  34       # Normal, non-realtime mode.
  35       kill -PROF $tmpmoz
  36     fi
  37     ;;
  38   stop)
  39     kill -USR1 $tmpmoz
  40     ;;
  41   *)
  42     jpsignal_usage
  43     exit 1
  44 esac
  45
  46 exit 0