tools/jprof/jprofsig

   1 #!/bin/sh
   2 #
   3 # ***** BEGIN LICENSE BLOCK *****
   4 # Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5 #
   6 # The contents of this file are subject to the Mozilla Public License Version
   7 # 1.1 (the "License"); you may not use this file except in compliance with
   8 # the License. You may obtain a copy of the License at
   9 # http://www.mozilla.org/MPL/
  10 #
  11 # Software distributed under the License is distributed on an "AS IS" basis,
  12 # WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13 # for the specific language governing rights and limitations under the
  14 # License.
  15 #
  16 # The Original Code is Mozilla Communicator.
  17 #
  18 # The Initial Developer of the Original Code is
  19 # Chris McAfee.
  20 # Portions created by the Initial Developer are Copyright (C) 2001
  21 # the Initial Developer. All Rights Reserved.
  22 #
  23 # Contributor(s):
  24 #   Chris McAfee <mcafee@netscape.com>
  25 #
  26 # Alternatively, the contents of this file may be used under the terms of
  27 # either the GNU General Public License Version 2 or later (the "GPL"), or
  28 # the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  29 # in which case the provisions of the GPL or the LGPL are applicable instead
  30 # of those above. If you wish to allow use of your version of this file only
  31 # under the terms of either the GPL or the LGPL, and not to allow others to
  32 # use your version of this file under the terms of the MPL, indicate your
  33 # decision by deleting the provisions above and replace them with the notice
  34 # and other provisions required by the GPL or the LGPL. If you do not delete
  35 # the provisions above, a recipient may use your version of this file under
  36 # the terms of any one of the MPL, the GPL or the LGPL.
  37 #
  38 # ***** END LICENSE BLOCK *****
  39
  40 #
  41 # Find Mozilla PID and send it a signal, to be used
  42 # with the jprof tool.
  43 #
  44
  45 jpsignal_usage() {
  46   echo "Usage: jprofsig [start|stop]"
  47   exit 1
  48 }
  49
  50 if [ $# != 1 ]; then
  51   echo "Wrong number of arguments."
  52   jpsignal_usage
  53 fi
  54
  55 jpsignal_arg="$1"
  56
  57 # Find & print mozilla PID
  58 tmpmoz=`ps aux | grep mozilla-bin | head -1 | awk '{ print $2 }'`
  59 echo "Mozilla PID = $tmpmoz"
  60
  61 # See how we were called.
  62 case "$jpsignal_arg" in
  63   start)
  64     if [ "$JP_REALTIME" = 1 ]; then
  65       kill -ALRM $tmpmoz
  66     else
  67       # Normal, non-realtime mode.
  68       kill -PROF $tmpmoz
  69     fi
  70     ;;
  71   stop)
  72     kill -USR1 $tmpmoz
  73     ;;
  74   *)
  75     jpsignal_usage
  76     exit 1
  77 esac
  78
  79 exit 0