external/bsd/am-utils/dist/scripts/wait4amd2die.in

   1 #!/bin/sh
   2 # wait for amd to die on local host before returning from program.
   3 # Usage: wait4amd2die [delay [count]]
   4 # If not specified, delay=5 seconds and count=6 (total 30 seconds)
   5 # If at end of total delay amd is till up, return 1; else return 0.
   6 #
   7 # Package:      am-utils-6.x
   8 # Author:       Erez Zadok <ezk@cs.columbia.edu>
   9
  10 #set -x
  11
  12 # set path
  13 prefix=@prefix@
  14 exec_prefix=@exec_prefix@
  15 PATH=@sbindir@:@bindir@:/usr/bin:/bin:${PATH}
  16 export PATH
  17
  18 # how long to wait?
  19 if test -n "$1"
  20 then
  21         delay=$1
  22 else
  23         delay=3
  24 fi
  25 # how many times to delay
  26 if test -n "$2"
  27 then
  28         count=$2
  29 else
  30         count=10
  31 fi
  32
  33 i=1
  34 maxcount=`expr $count + 1`
  35 while [ $i != $maxcount ]; do
  36         # run amq
  37         @sbindir@/amq > /dev/null 2>&1
  38         if [ $? != 0 ]
  39         then
  40                 # amq failed to run (because amd is dead)
  41                 echo "wait4amd2die: amd is down!"
  42                 exit 0
  43         fi
  44         echo "wait4amd2die: delay $delay sec ($i of $count)..."
  45         sleep $delay
  46         i=`expr $i + 1`
  47 done
  48 echo "wait4amd2die: amd is still up..."
  49 exit 1