#! /bin/bash

PROJECT=libcxx

# Available sub-projects.
AVAILABLE_PROJECTS=( libcxx libcxxabi libunwind )

# Enabled sub-projects.
PROJECTS=( libcxx libcxxabi libunwind )

# Additional options (see functions sources below).
# Options followed by a ':' require an argument, by '::' allow an optional argument.
SHORT_OPTIONS=
# Long options are not available with BSD getopt.
LONG_OPTIONS=

# Help for additional options
usage() {
  # option h "help" "display this help and exit"
  return
}

# Find the directory containing this script.
source="${BASH_SOURCE[0]}"
while [ -h "${source}" ] ; do
  SCRIPTS="$(cd -P "$(dirname "${source}")" && pwd)"
  source="$(readlink "${source}")"
  [[ ${source} != /* ]] && source="$DIR/${source}"
done
SCRIPTS="$(cd -P "$(dirname "${source}")" && pwd)"

# Get support functions and definitions.
source ${SCRIPTS}/support

# Check for needed libraries.
check_libraries() {
  return 0
}

# Projects. <directory in tree> <url> <name> <method>
libcxx="${SRCTOP} http://llvm.org/svn/llvm-project/libcxx/trunk libcxx svn"
libcxxabi="${PROJECTDIR} http://llvm.org/svn/llvm-project/libcxxabi/trunk libcxxabi svn"
libunwind="${PROJECTDIR} http://llvm.org/svn/llvm-project/libunwind/trunk libunwind svn"

configure() {
  # Configure checkout out projects.
  return 0
}

build() {
  run check_checkout
  run check_libraries
  run mkdir -p ${BUILDDIR}
  run INSTALLDIR=${LOCALLIB} PROJECTDIR=${PROJECTDIR} \
    CC="${CC}" CFLAGS="${CFLAGS}" CXX="${CXX}" CXXFLAGS="${CXXFLAGS}" \
    ARCH=$(getmachinearch ${TARGETTUPLE}) LIBNAME=c++ \
    ${MAKE} -j ${MAXJOBS} -C ${BUILDDIR} -f ${PROJECTDIR}/src/Makefile
}

install() {
  run check_checkout
  run check_configure
  run mkdir -p ${LOCALLIB}
  run LOCALLIBECC=${LOCALLIBECC} LOCALLIB=${LOCALLIB} PROJECTDIR=${PROJECTDIR} \
    CC="${CC}" CFLAGS="${CFLAGS}" CXX="${CXX}" CXXFLAGS="${CXXFLAGS}" \
    ARCH=$(getmachinearch ${TARGETTUPLE}) LIBNAME=c++ \
    ${MAKE} -j ${MAXJOBS} -C ${BUILDDIR} -f ${PROJECTDIR}/src/Makefile install
}

tests() {
  # Run regression tests.
  run ${MAKE} -j ${MAXJOBS} -C ${BUILDDIR} check
}

if [ "${CHECKOUT}" == "y" ] ; then
  checkout || exit 1
fi

if [ "${CONFIGURE}" == "y" ] ; then
  configure || exit 1
fi

if [ "${UPDATE}" == "y" ] ; then
  update || exit 1
fi

if [ "${PATCH}" == "y" ] ; then
  patch || exit 1
fi

if [ "${CREATE_PATCH}" == "y" ] ; then
  create_patch || exit 1
fi

if [ "${BUILD}" == "y" ] ; then
  build || exit 1
fi

if [ "${TESTS}" == "y" ] ; then
  tests || exit 1
fi
if [ "${INSTALL}" == "y" ] ; then
  install || exit 1
fi