#!/bin/bash

################################################################################
#      This file is part of OpenELEC - http://www.openelec.tv
#      Copyright (C) 2009-2014 Stephan Raue (stephan@openelec.tv)
#
#  OpenELEC is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 2 of the License, or
#  (at your option) any later version.
#
#  OpenELEC is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with OpenELEC.  If not, see <http://www.gnu.org/licenses/>.
################################################################################

. config/options $1

if [ -z "$1" ]; then
  echo "usage: $0 package_name[:<host|target|init|bootstrap>]"
  exit 1
fi

  PACKAGE_NAME=$(echo $1 | awk -F : '{print $1}')
  TARGET=$(echo $1 | awk -F : '{print $2}')
  if [ -z "$TARGET" ]; then
    TARGET="target"
  fi

if [ -n "$PKG_ARCH" -a ! "$PKG_ARCH" = "any" ]; then
  echo "$PKG_ARCH" | grep -q "$TARGET_ARCH" || exit 0
  echo "$PKG_ARCH" | grep -q "\-$TARGET_ARCH" && exit 0
fi

STAMP=$STAMPS/$PACKAGE_NAME/build_$TARGET

if [ -f $STAMP ]; then

    # include buildfile
    . $PKG_DIR/package.mk

    # virtual packages dont must be build, they only contains dependencies, so dont go further here
    if [ ! "$PKG_SECTION" = "virtual" ]; then

      # setup configure script
      if [ -z "$PKG_CONFIGURE_SCRIPT" ]; then
        PKG_CONFIGURE_SCRIPT="$ROOT/$PKG_BUILD/configure"
      else
        PKG_CONFIGURE_SCRIPT="$ROOT/$PKG_BUILD/$PKG_CONFIGURE_SCRIPT"
      fi
      if [ -z "$PKG_CMAKE_SCRIPT" ]; then
        PKG_CMAKE_SCRIPT="$ROOT/$PKG_BUILD/CMakeLists.txt"
      else
        PKG_CMAKE_SCRIPT="$ROOT/$PKG_BUILD/$PKG_CMAKE_SCRIPT"
      fi

      # ensure $PKG_BUILD is there. (installer? PKG_URL="")
      if [ ! -d $PKG_BUILD ] ; then
        exit 0
      fi

      cd $PKG_BUILD

      if [ "$TARGET" = "target" ]; then
        if [ -f "$PKG_CONFIGURE_SCRIPT" -o -f "$PKG_CMAKE_SCRIPT" ]; then
          cd .$TARGET_NAME
        fi
      elif [ "$TARGET" = "host" ]; then
        if [ -f "$PKG_CONFIGURE_SCRIPT" -o -f "$PKG_CMAKE_SCRIPT" ]; then
          cd .$HOST_NAME
        fi
      elif [ "$TARGET" = "init" ]; then
        if [ -f "$PKG_CONFIGURE_SCRIPT" -o -f "$PKG_CMAKE_SCRIPT" ]; then
          cd .$TARGET_NAME-init
        fi
      elif [ "$TARGET" = "bootstrap" ]; then
        if [ -f "$PKG_CONFIGURE_SCRIPT" -o -f "$PKG_CMAKE_SCRIPT" ]; then
          cd .$TARGET_NAME-bootstrap
        fi
      fi

      MAKEUNINSTALL="$ROOT/$TOOLCHAIN/bin/make -j1 DESTDIR=$SYSROOT_PREFIX uninstall"

      if [ "$TARGET" = "target" ]; then
        $MAKEUNINSTALL $PKG_MAKEINSTALL_OPTS_TARGET
      elif [ "$TARGET" = "host" ]; then
        make uninstall $PKG_MAKEINSTALL_OPTS_HOST
      elif [ "$TARGET" = "init" ]; then
        make uninstall DESTDIR=$INSTALL $PKG_MAKEINSTALL_OPTS_INIT
      elif [ "$TARGET" = "bootstrap" ]; then
        $MAKEUNINSTALL $PKG_MAKEINSTALL_OPTS_BOOTSTRAP
      fi

      cd $ROOT
    fi  # ! "$PKG_SECTION" = "virtual"

    if [ -f "$STAMP" ]; then
      rm -f $STAMP
    fi

fi