#!/bin/sh

SRCDIR=$1
if [ "x${SRCDIR}" = "x" ]; then
	SRCDIR=.
fi

TEST_FLAGS=""
if [ "x$2" = "xtest" ]; then
	TEST_FLAGS="--enable-socket-wrapper"
fi
	

EXTRA_FLAGS=""
DIR_FLAGS="--prefix=/opt/samba4"
DIR2_FLAGS="--localstatedir=/var/lib/samba --with-piddir=/var/run\
  --with-logfilebase=/var/log/samba --with-privatedir=/etc/samba\
  --with-configdir=/etc/samba --with-lockdir=/var/lib/samba"
CONFIG_OPTS=""

CONFIGURE_OPTS="--enable-debug ${DIR_FLAGS} ${TEST_FLAGS}"

## compiler and flags
CFLAGS=""
CPPFLAGS=""
LDFLAGS=""
CC="gcc"

## required library paths
DIRPATH=""
for dir in $DIRPATH ; do
	CPPFLAGS="$CPPFLAGS -I$dir/include"
	CFLAGS="$CFLAGS -Wl,-rpath,$dir/lib"
	LDFLAGS="$LDFLAGS -L$dir/lib"
done

CC_VERSION=`${CC} --version | head -1 | awk '{print $3}'`
CC_MAJOR=`echo ${CC_VERSION} | cut -d. -f 1`
CC_MINOR=`echo ${CC_VERSION} | cut -d. -f 2`

## check for gcc 3.4 or later
MAKE_BASICS="proto"
if [ ${CC_MAJOR} -ge 3 ]; then
	if [ ${CC_MAJOR} -gt 3 -o ${CC_MINOR} -ge 4 ]; then
		MAKE_BASICS="${MAKE_BASICS} pch"
	fi
fi

## check for parallel builds
NUM_CPUS=`cat /proc/cpuinfo | grep ^processor | wc -l`
MAKE_ARGS=""
if [ ${NUM_CPUS} -gt 1 ]; then
	MAKE_ARGS="-j${NUM_CPUS}"
fi

echo "SRCDIR=${SRCDIR}"
echo "CPPFLAGS=${CPPFLAGS}"
echo "CFLAGS=${CFLAGS}"
echo "LDFLAGS=${LDFLAGS}"
echo "CC=${CC}"
echo "NUM_CPUS=${NUM_CPUS}"
echo "CC_VERSION=${CC_MAJOR}.${CC_MINOR}"
echo "CONFIGURE_OPTS=${CONFIGURE_OPTS}"
export CPPFLAGS CFLAGS LDFLAGS CC

## configure && build
if [ ! -f ${SRCDIR}/configure ]; then
	(cd ${SRCDIR} && ./autogen.sh ) || exit 1
fi
${SRCDIR}/configure ${CONFIGURE_OPTS}

if [ $? -ne 0 ]; then
	echo "configure failed.  Exiting...."
	exit 1
fi

make showlayout
make ${MAKE_BASICS}
make ${MAKE_ARGS}

echo "directory ${SRCDIR}" >> .gdbinit