#! /bin/sh

# send_signal sends signal $1 to the Valgrind process using prefix $2 in $3 seconds
# If there are some args after $3, the rest of these args is a command and its arg
# which is run every second. When this command is successful, then the sleep and
# the signal sending is done
SIG=$1
shift
PREFIX=$1
shift
SLEEP=$1
shift
GUARDCMD="$@"
if [ "$GUARDCMD" = "" ]
then
  GUARDCMD="true"
fi
VPID=`./vgdb -l $PREFIX 2>&1 | awk '{print $2}' | sed -e 's/--pid=//'`
if [ "$VPID" = "" ]
then
  echo "send_signal could not determine the valgrind pid with " $PREFIX
  exit 1
fi
(while ! $GUARDCMD >> garbage.filtered.out 2>&1
 do
   sleep 1
 done
 sleep $SLEEP
 echo sending signal
 kill -s $SIG $VPID) &
