#!/bin/bash
set -x
set -e

TAPSET_VERSION=3.2
# icedtea7 have different jstack
#PROJECT_VERSION=6327cf1cea9e
#PROJECT=icedtea7-2.6
#PROJECT_URL=http://icedtea.classpath.org/hg/release/$PROJECT/
PROJECT_VERSION=9d464368e06d
PROJECT=icedtea8
PROJECT_URL=http://icedtea.classpath.org/hg/$PROJECT/
INPUT_FILE=$PROJECT_VERSION.tar.gz
OUTPUT=${PROJECT}_${PROJECT_VERSION}_systemtap-tapset_${TAPSET_VERSION}
OUTPUT_FILE=$OUTPUT.tar.xz

if [ -e $OUTPUT_FILE ] ; then
  set +x
  echo "exists exists exists exists exists exists exists "
  echo "reusing reusing reusing reusing reusing reusing "
  echo $OUTPUT_FILE
  exit 0
fi

if [ ! -e $INPUT_FILE ] ; then
  wget $PROJECT_URL/archive/$INPUT_FILE
fi

rm -rf $OUTPUT
mkdir  $OUTPUT
pushd  $OUTPUT
  tar --strip-components=1 -xf ../$INPUT_FILE
  for file in hotspot hotspot_gc hotspot_jni jstack ; do
    mv tapset/${file}.stp.in tapset/${file}-NVRA.stp.in
  done
  tar cvJf $OUTPUT_FILE tapset
  mv $OUTPUT_FILE ../
popd
rm -rf $OUTPUT
rm $INPUT_FILE
echo $OUTPUT_FILE