#!/bin/bash

# custom configure & build system.
# all files reside in the build/ dir

# set some env variables and call pconfigure
BUILDDIR=`pwd`
cd `dirname $0`
SRCDIR=`pwd`

# don't build in the source dir
if [ $SRCDIR == $BUILDDIR ]
then
    BUILDDIR=$SRCDIR/build
    mkdir -p $BUILDDIR
fi

# copy build template
if [ $SRCDIR/mk != $BUILDDIR ]
then
    echo initializing build tree
    cp -R $SRCDIR/mk/* $BUILDDIR/
else
    echo "WARNING: building in mk/ template directory!"
fi


cd $BUILDDIR


# the build log contains the stderr output of
# the entire configure-build-install process, and
# some additional info for trouble shooting


# hack
[ -n "$LOG" ] && ln -s $LOG $BUILDDIR/build.log

LOG=$BUILDDIR/build.log

echo "source:  $SRCDIR"
echo "build:   $BUILDDIR"

export SRCDIR
export BUILDDIR

# gather some data
echo >>$LOG
echo -n "libpf configure -- " >>$LOG
date >>$LOG
echo >>$LOG

uname -a >>$LOG
echo >>$LOG

# execute main configure script
exec perl $SRCDIR/bin/configure.pl $* 2>>$LOG