#!/bin/bash

# ./wrapper "." "manytextboxes" "panda" "100"

# Check we are not running already
data=`ps -aux | grep wrapper | grep -v emacs | grep -v grep | wc -l | tr -d " "`
if [ $data -gt 2 ]
then
  echo "Already running ($data)"
  exit 42
fi

if [ `echo $1 | wc -c | tr -d " "` -gt 1 ]
then
  echo "Set working dir to $1"
  cd $1
fi

starttime=`date`

# This file runs through all the known timetrials and tests to see if our 
# performance has improved or degraded.

# This variable is a list of libaries to test
if [ `echo $3 | wc -c | tr -d " "` -gt 1 ]
then
  echo "Libaries on command line $3" `echo $3 | wc -c | tr -d " "`
  libs=$3
else
  libs="clibpdf-202r1 pdflib-30 panda-02"
fi

echo Libaries are $libs

# This variable is a list of tests -- this can also be overwridden on the
# command line if we only want to run one test
if [ `echo $2 | wc -c | tr -d " "` -gt 1 ]
then
  echo "Tests on command line $2" `echo $2 | wc -c | tr -d " "`
  tests=$2
else
  tests="hello manytextboxes manypages"
fi

echo Tests are $tests

# How many times per test
if [ `echo $4 | wc -c | tr -d " "` -gt 1 ]
then
  number=$4
else
#  number=100
  number=10
fi

echo Iterations is $number

delay=1

echo Delay between is $delay seconds

# Make sure the math stuff is there
make math

for test in $tests
do
  for lib in $libs
  do
    # Every test for every library
    make $test-$lib

    # Make sure that make made!
    if [ $? -gt 0 ]
    then
      echo $starttime - Did not make >> $test-$lib.db
    else
      rm timings

      # Run the tests
      count=0
      while [ $count -lt $number ]
      do
        echo $count
        time ./$test-$lib.o 2>> timings
        count=$(( $count + 1 ))
        sleep $delay
      done

      # Save the file that we made so that we have something to show the kids
      mv -f $test-$lib.pdf $test-$lib.prev.pdf
      mv -f output.pdf $test-$lib.pdf

      # Do something with the results
      echo "Analysing results"
      runningtime=0 

      for item in `grep system timings | tr " " "_"`
      do
        utime=`echo $item | sed 's/user.*//'`
        stime=`echo $item | sed 's/.*user_//' | sed 's/system.*//'`
	time=`./math $utime + $stime`
        runningtime=`./math $runningtime + $time`
      done

      runningmajorpf=0
      runningminorpf=0    

      for item in `grep pagefaults timings | tr " " "_"`
      do
        time=`echo $item | sed 's/.*(//' | sed 's/minor).*//' | sed 's/major//'`
        majorpf=`echo $time | sed 's/+.*//'`
        minorpf=`echo $time | sed 's/.*+//'`

        runningmajorpf=$(( $runningmajorpf + $majorpf ))
        runningminorpf=$(( $runningminorpf + $minorpf ))
      done

      # Output the results to the database
      echo $starttime "-" `./math $runningtime / $number` "," `./math $runningmajorpf / $number` "," `./math $runningminorpf / $number` "," `du -sk $test-$lib.pdf` >> $test-$lib.db
    fi
  done
done

# And now run the archival tests
./wrapper-archive