#!/bin/sh
# Copyright 2014  Eric Hameleers, Eindhoven, NL
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Adapted by Eric Hameleers <alien@slackware.com> from the modular KDE build.

# To build only a single package group, specify it as $1, like:
#   ./lxqt.SlackBuild base
# To build only a single package, specify both the group name
# and the name of the package, like:
#   ./lxqt.SlackBuild base:menu-cache
#   ./lxqt.SlackBuild lxqt:pcmanfm,lxqt-session

CLEANUP=${CLEANUP:-"yes"} # clean up build directory after successful build.
PRECHECK=${PRECHECK:-"no"} # don't let the script check the available sources.
CHECKOUT=${CHECKOUT:-"no"} # don't let the script checkout missing sources.

LXQTGITURI="https://github.com/lxde/lxde-qt"

pkgbase() {
  PKGEXT=$(echo $1 | rev | cut -f 1 -d . | rev)
  case $PKGEXT in
  'gz' )
    PKGRETURN=$(basename $1 .tar.gz)
    ;;
  'bz2' )
    PKGRETURN=$(basename $1 .tar.bz2)
    ;;
  'lzma' )
    PKGRETURN=$(basename $1 .tar.lzma)
    ;;
  'xz' )
    PKGRETURN=$(basename $1 .tar.xz)
    ;;
  *)
    PKGRETURN=$(basename $1)
    ;;
  esac
  echo $PKGRETURN
}

# Set initial variables:
CWD=$(pwd)
TMP=${TMP:-/tmp}

# Set up a few useful functions:

extract_archive() {
  # Find the archive first:
  local src_archive=$(find $CWD/src -name ${1})
  if [ $(tar -tf $src_archive | grep -o '^[^/]\+' | sort -u | wc -l) -eq 1 ];
  then
    # Archive contains one toplevel directory, good. Make sure that
    # this directory ends up as '$(pkgbase $1)':
    tar -xf $src_archive || return 1
    local topdir="$(tar -tf $src_archive |grep -o '^[^/]\+' |sort -u)"
    if [ "${topdir}" != "$(pkgbase $1)" ]; then
      mv ${topdir} $(pkgbase $1)
    fi
  else
    # No toplevel directory found, so we create one first:
    mkdir -p $(pkgbase $1)
    tar -C $(pkgbase $1) -xf $src_archive || return 1
  fi
}

fix_perms() {
  target_dir=$1
  [ -z "$target_dir" ] && target_dir='.'

  chown -R root:root $target_dir
  find $target_dir \
   \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
   -exec chmod 755 {} \; -o \
   \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
   -exec chmod 644 {} \;
}

strip_binaries() {
  target_dir=$1
  [ -z "$target_dir" ] && target_dir='.'

  find $target_dir | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find $target_dir | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find $target_dir | xargs file | grep "current ar archive" | grep ELF | cut -f 1 -d : | xargs strip -g 2> /dev/null
}

process_man_pages() {
  # Compress and if needed symlink the man pages:
  if [ -d usr/man ]; then
    ( cd usr/man
      for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.*
      )
      done
    )
  fi
}

process_info_pages() {
  # Compress info pages and purge "dir" file from the package:
  if [ -d usr/info ]; then
    ( cd usr/info
      rm -f dir
      gzip -9 *
    )
  fi
}

no_usr_share_doc() {
  # If there are docs, move them:
  if [ -d usr/share/doc ]; then
    mkdir -p usr/doc
    mv usr/share/doc/* usr/doc
    rmdir usr/share/doc
  fi
}

precheck() {
  # See if the sources we have match the module components we want to build:
  RETVAL=0

  for SRCFILE in $(find $CWD/src -name "*.tar.?z*" |grep -vE ".asc$|.sig$") ; do
    # Check if the source tarball is mentioned in pkgsrc/
    # meaning its package will get a different name:
    PKGSRC=$(echo $SRCFILE |rev |cut -f2- -d- |cut -f1,2 -d/ |rev)
    PKGBASE=$(basename $(grep -lw $PKGSRC $CWD/pkgsrc/*) 2>/dev/null)
    if [ -z "$PKGBASE" ]; then
      PKGBASE=$(echo $(basename $SRCFILE) |rev |cut -f2- -d- |rev)
    fi
    # We now have the package base name and we can start looking:
    PKGTGT=$(grep -w ${PKGBASE}$ modules/*)
    if [ -n "$(echo $PKGTGT |cut -d: -f2- |grep "^ *#")" ]; then
      echo "Source file '$(basename $SRCFILE)' is commented out: ($PKGTGT) !"
    elif cat package-blacklist |grep -v "^ *#" |grep -wq ${PKGBASE}$ ; then
      echo "Source file '$(basename $SRCFILE)' is on the package-blacklist ($PKGBASE) !"
    elif ! cat modules/* |grep -v "^ *#" |grep -wq ${PKGBASE}$ ; then
      echo "Source file '$(basename $SRCFILE)' is not mentioned in 'modules' ($PKGBASE) !"
      RETVAL=1
    fi
  done

  # Do we have duplicate package names?
  PKGDUP="$(cat $CWD/modules/* |grep -v "^ *#" |grep -v "^$" |sort |uniq -d)"
  if [ -n "$PKGDUP" ] ; then
    echo "Multiply-defined package names: '$(echo $PKGDUP)'"
    RETVAL=1
  fi
  unset PKGDUP

  # Any source not being built modular (i.e. forgotten to add to modularize)?
  for PSRC in $(cat modules/* | grep -v "^ *#" | grep -v "^$"); do
    if ! grep -wq "^${PSRC}$" modularize ; then
      echo "Not built modular: $PSRC"
      RETVAL=1
    fi
  done
  unset PSRC

  for MODULE in $(cat $CWD/modules/* | grep -v "^ *#") ; do
    # First find out if the pkg source is different from the actual pkg name:
    if [ -f $CWD/pkgsrc/$MODULE ]; then
      MODBASE=$(basename $(cat $CWD/pkgsrc/$MODULE))
      MODLOC=$(dirname $(cat $CWD/pkgsrc/$MODULE))/
    else
      MODBASE=$MODULE
      MODLOC=""
    fi
    MODSRC="$(find $CWD/src/$MODLOC -name $MODBASE-*.tar.* |grep -vE ".asc$|.sig$" |grep -E "$MODBASE-[^-]+.tar.*$|$MODBASE-[0-9].+.tar.*$")"
    if [ -z "$MODSRC" ] ; then
      echo "Module '$MODULE' does not have a matching source tarball ($MODLOC$MODBASE)!"
      if [ "$CHECKOUT" = "yes" -o "$CHECKOUT" = "YES" ]; then
        echo "Checking out LXQT component at branch '$VERSION'."
        git archive --format=tar --prefix {$MODULE}-${VERSION}/ --remote ${LXQTGITURI}/${MODULE}.git v${VERSION} | xz -c > $CWD/src/${MODULE}-${VERSION}.tar.xz
        RETVAL=$?
        if [ $RETVAL -ne 0 ]; then
          echo "Error while checking out '$MODULE' !"
          mv $CWD/src/${MODULE}-${VERSION}.tar.xz $CWD/src/${MODULE}-${VERSION}.tar.xz.failed
        fi
      else
        RETVAL=1
      fi
    fi
    # A missing slack-desc counts as fatal even if the program may end up
    # inside the big meta-package.
    if [ -z "$(find $CWD/slack-desc -name ${MODULE})" ] ; then
      echo "Module '$MODULE' does not have a slack-desc file !"
      RETVAL=1
    fi
  done

  if [ $RETVAL -eq 0 ]; then
    echo "Check complete, build starts in 5 seconds"
    sleep 5
  else
    exit 1
  fi
}

# Support function builds one complete module (like 'lxqt'), or
# exactly one package which is part of a module (like 'pcmanfm'):
build_mod_pkg () {
  lxqt_module=$1
  lxqt_pkg=$2

  cd $CWD/modules

  # See if $lxqt_module is a module name like "base":
  if [ ! -z "$lxqt_module" ]; then
    if [ ! -f "$lxqt_module" ]; then
      return
    fi
  fi
  PKG=${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/package-${lxqt_module}
  rm -rf $PKG
  mkdir -p $PKG
  ( for PKGNAME in $(cat $lxqt_module |grep -v "^$" |grep -v "^ *#") ; do
      if grep -wq "^${PKGNAME}$" ${CWD}/package-blacklist ; then
        continue
      fi
      # Find the full source filename - yeah ugly, but I had two goals:
      # 1- source tarball can be in a random subdirectory of src/
      # 2- differentiate between e.g. 'lxqt-config' and 'lxqt-config-randr'
      if [ -f $CWD/pkgsrc/$PKGNAME ]; then
        PKGSRC=$(basename $(cat $CWD/pkgsrc/$PKGNAME))
        PKGLOC=$(dirname $(cat $CWD/pkgsrc/$PKGNAME))
      else
        PKGSRC=$PKGNAME
        PKGLOC=""
      fi
      lxqt_src=$(basename $(find $CWD/src/$PKGLOC -name "$PKGSRC-*.tar.?z*" |grep -vE ".asc$|.sig$" |grep -E "$PKGSRC-[^-]+.tar.*$|$PKGSRC-[0-9].+.tar.*$") 2>/dev/null)
      if [ "x$lxqt_src" = "x" ]; then
        echo "** Did not find '$PKGSRC' in src"
        continue
      fi
      # Reset $PKGARCH to its initial value:
      PKGARCH=$ARCH
      # Perhaps $PKGARCH should be something different:
      if grep -wq "^${PKGNAME}$" ${CWD}/noarch ; then
        PKGARCH=noarch
      fi 
      cd $SLACK_LXQT_BUILD_DIR/${lxqt_module}
      # If $lxqt_pkg is set, we only want to build one package:
      if [ ! -z "$lxqt_pkg" ]; then
        if [ "$lxqt_pkg" = "$PKGNAME" ]; then
          # Set $PKG to a private dir for the modular package build:
          PKG=$SLACK_LXQT_BUILD_DIR/${lxqt_module}/package-$PKGNAME
          rm -rf $PKG
          mkdir -p $PKG
        else
          continue
        fi
      else
        echo
        echo "Building from source ${lxqt_src}"
        echo
      fi
      if grep -wq "^${PKGNAME}$" ${CWD}/modularize ; then
        # Set $PKG to a private dir for the modular package build:
        PKG=$SLACK_LXQT_BUILD_DIR/${lxqt_module}/package-$PKGNAME
        rm -rf $PKG
        mkdir -p $PKG
      fi

      # Let's figure out the version number on the modular package:
      MODULAR_PACKAGE_VERSION=$(echo $lxqt_src | rev | cut -f 3- -d . | cut -f 1 -d - | rev)

      rm -rf $(pkgbase $lxqt_src)
      extract_archive $lxqt_src || exit 1
      cd $(pkgbase $lxqt_src) || exit 1

      fix_perms

      # If any patches are needed, call this script to apply them:
      if [ -r $CWD/patch/${PKGNAME}.patch ]; then
        . $CWD/patch/${PKGNAME}.patch || exit 1
      fi

      # If there's any pre-install things to do, do them:
      if [ -r $CWD/pre-install/${PKGNAME}.pre-install ]; then
        . $CWD/pre-install/${PKGNAME}.pre-install
      fi

      if ! grep -wq "^${PKGNAME}$" ${CWD}/nomake ; then
        # Run cmake by default, using custom cmake/autoconf script if needed:
        if [ -r $CWD/cmake/${PKGNAME} ]; then
          . $CWD/cmake/${PKGNAME}
        elif [ -r $CWD/cmake/${lxqt_module} ]; then
          . $CWD/cmake/${lxqt_module}
        elif [ -r $CWD/autoconf/${PKGNAME} ]; then
          . $CWD/autoconf/${PKGNAME}
        elif [ -r $CWD/autoconf/${lxqt_module} ]; then
          . $CWD/autoconf/${lxqt_module}
        else
          # This is the default configure script:
          . $CWD/cmake/cmake
        fi

        make $NUMJOBS || make || exit 1
        make install DESTDIR=$PKG || exit 1
      fi

      # Back to source toplevel builddir, since cmake may have run in a subdir:
      cd $SLACK_LXQT_BUILD_DIR/${lxqt_module}/$(pkgbase $lxqt_src)

      mkdir -p $PKG/usr/doc/${PKGNAME}-${MODULAR_PACKAGE_VERSION}
      # Use specific documentation files if available, else use a default set:
      if [ -r $CWD/docs/${PKGNAME} ]; then
        cp -a $(cat $CWD/docs/${PKGNAME}) \
          $PKG/usr/doc/${PKGNAME}-${MODULAR_PACKAGE_VERSION}
      else
        cp -a \
          AUTHORS* CONTRIBUTING* COPYING* HACKING* \
          INSTALL* MAINTAINERS README* NEWS* TODO* \
          $PKG/usr/doc/${PKGNAME}-${MODULAR_PACKAGE_VERSION}
          # If there's a ChangeLog, installing at least part of the recent
          # history is useful, but don't let it get totally out of control:
          if [ -r ChangeLog ]; then
            DOCSDIR=$(echo $PKG/usr/doc/${PKGNAME}-$MODULAR_PACKAGE_VERSION)
            cat ChangeLog | head -n 1000 > $DOCSDIR/ChangeLog
            touch -r ChangeLog $DOCSDIR/ChangeLog
          fi
      fi

      # Get rid of zero-length junk files:
      find $PKG/usr/doc/${PKGNAME}-$MODULAR_PACKAGE_VERSION -type f -size 0 -exec rm --verbose "{}" \;
      rmdir --verbose $PKG/usr/doc/${PKGNAME}-$MODULAR_PACKAGE_VERSION 2> /dev/null

      # Strip binaries:
      strip_binaries $PKG

      # If there's any special post-install things to do, do them:
      if [ -r $CWD/post-install/${PKGNAME}.post-install ]; then
        . $CWD/post-install/${PKGNAME}.post-install
      fi

      # If this package requires some doinst.sh material, add it here:
      if [ -r $CWD/doinst.sh/${PKGNAME} ]; then
        mkdir -p $PKG/install
        cat $CWD/doinst.sh/${PKGNAME} \
          | sed -e "s#usr/lib#usr/lib${LIBDIRSUFFIX}#g" \
          >> $PKG/install/doinst.sh
      fi

      # If this is a modular package, build it here:
      if [ -d $SLACK_LXQT_BUILD_DIR/${lxqt_module}/package-$PKGNAME ]; then
        cd $PKG
        process_man_pages
        process_info_pages
        no_usr_share_doc          
        mkdir -p $PKG/install
        if [ -r $CWD/slack-desc/${PKGNAME} ]; then
          cat $CWD/slack-desc/${PKGNAME} > $PKG/install/slack-desc
        else
          touch $PKG/install/slack-desc-missing
        fi
        if [ -r $CWD/build/${PKGNAME} ]; then
          MODBUILD=$(cat $CWD/build/${PKGNAME})
        else
          MODBUILD=$BUILD
        fi
        if [ -r $CWD/makepkg/${PKGNAME} ]; then
          BUILD=$MODBUILD . $CWD/makepkg/${PKGNAME}
        else
          /sbin/makepkg -l y -c n ${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/${PKGNAME}-$(echo $MODULAR_PACKAGE_VERSION |tr - _)-${PKGARCH}-${MODBUILD}${TAG}.txz
        fi
        # We will continue with the fresh packages installed:
        upgradepkg --install-new --reinstall ${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/${PKGNAME}-${MODULAR_PACKAGE_VERSION}-${PKGARCH}-${MODBUILD}${TAG}.txz
        # Keep MIME database current:
        /usr/bin/update-mime-database /usr/share/mime 1>/dev/null 2>/dev/null &
      fi

      # Reset $PKG to assume we're building the whole source dir:
      PKG=${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/package-${lxqt_module}

    done

    # At this point, we have left the loop to build modular packages.
    # We might need to build a package for the "<lxqt_module>", but to
    # avoid needlessly repacking if there happens to be a package with
    # the same name as "<lxqt_module>", we'll do some checks first.

    # If every package listed in modules/"<lxqt_module>" is also listed
    # in the modularize file, then there's no need to make a package
    # for "<lxqt_module>":
    echo
    echo "Searching for packages in ${lxqt_module} that were not built modular:"
    cat $CWD/modules/${lxqt_module} | grep -v "^ *#" | grep -v -w "^" | while read checkpackage ; do
      if ! grep -wq "^${checkpackage}$" ${CWD}/modularize ; then
        # Non-modular package found, so we'll have to build the package below.
        # It might already have been built once, but in that case it is likely
        # that more things have been added to the package directory since then.
        echo "Found non-modular package $checkpackage."
        exit 99
      fi
    done

    # Exit if everything in "<lxqt_module>" was built modular:
    if [ ! $? = 99 ]; then
      echo "No non-modular components found in ${lxqt_module}."
      echo "Not building catch-all package for ${lxqt_module}."
      echo
      return
    fi

    # If there's no /usr directory in the "<lxqt_module>" package directory,
    # then skip it.  There's nothing present worth packing up.
    if [ ! -d ${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/package-${lxqt_module}/usr ]; then
      echo "No /usr directory found in package-${lxqt_module}."
      echo "Not building catch-all package for ${lxqt_module}."
      echo
      return
    fi

    # Build a "<lxqt_module>" package for anything that wasn't built modular:
    # It's safer to consider these to have binaries in them. ;-)

    # Put up a bit of a black-box warning, in case this was a mistake where
    # something was meant to be listed in the modularize file and wasn't:
    echo
    echo "**************************************************************************"
    echo "* Building combined package for non-modular parts of ${lxqt_module}"
    echo "**************************************************************************"
    echo

    PKGARCH=$ARCH
    cd $PKG

    process_man_pages
    process_info_pages
    no_usr_share_doc

    # If there are post-install things to do for the combined package,
    # we do them here.  This could be used for things like making a
    # VERSION number for a combined package.  :-)
    if [ -r $CWD/post-install/${lxqt_module}.post-install ]; then
      . $CWD/post-install/${lxqt_module}.post-install
    fi
    mkdir -p $PKG/install
    if [ -r $CWD/slack-desc/${lxqt_module} ]; then
      cat $CWD/slack-desc/${lxqt_module} > $PKG/install/slack-desc
    else
      touch $PKG/install/slack-desc-missing
    fi
    if [ -r $CWD/doinst.sh/${lxqt_module} ]; then
      cat $CWD/doinst.sh/${lxqt_module} \
        | sed -e "s#usr/lib#usr/lib${LIBDIRSUFFIX}#g" \
        >> $PKG/install/doinst.sh
    fi
    if [ -r $CWD/build/${lxqt_module} ]; then
      SRCDIRBUILD=$(cat $CWD/build/${lxqt_module})
    else
      SRCDIRBUILD=$BUILD
    fi
    if [ -r $CWD/makepkg/${lxqt_module} ]; then
      BUILD=$SRCDIRBUILD . $CWD/makepkg/${lxqt_module}
    else
      /sbin/makepkg -l y -c n ${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/${lxqt_module}-$(echo $VERSION |tr - _)-${PKGARCH}-${SRCDIRBUILD}${TAG}.txz
    fi
    # We will continue with the fresh packages installed:
    upgradepkg --install-new --reinstall ${SLACK_LXQT_BUILD_DIR}/${lxqt_module}/${lxqt_module}-${VERSION}-${PKGARCH}-${SRCDIRBUILD}${TAG}.txz
    # Keep MIME database current:
    /usr/bin/update-mime-database /usr/share/mime 1>/dev/null 2>/dev/null &
  )
}

# Process the module queue. Format is:
# module[:subpackage[,subpackage]] [module...]
deterministic_build() {
  RET=0
  for ENTRY in $1 ; do
    LXQT_MOD=$(echo "$ENTRY": | cut -f1 -d:)
    LXQT_PKGS=$(echo "$ENTRY": | cut -f2 -d:)
    if [ -z "$LXQT_PKGS" ]; then
      echo "** SlackBuild building '$LXQT_MOD'"
      build_mod_pkg $LXQT_MOD
      let RET=$RET+$?
    else
      if [ "${LXQT_PKGS: -1}" = "," ]; then
        # Last character is a ','. Expand the list with all subsequent packages.
        START_PKG=$(echo $LXQT_PKGS |rev |cut -d, -f2 |rev)
        MOD_LIST=$(cat modules/$LXQT_MOD |grep -v "^ *#" |grep -v "^$" |tr '\n' ',')
        LXQT_PKGS="${LXQT_PKGS}${MOD_LIST/#?*,${START_PKG},/}"
        echo "** SlackBuild expanding '$ENTRY' to '$LXQT_MOD:$LXQT_PKGS'"
      fi
      for LXQT_PKG in $(echo $LXQT_PKGS |tr ',' ' ') ; do
        echo "** SlackBuild building '$LXQT_MOD:$LXQT_PKG'"
        build_mod_pkg $LXQT_MOD $LXQT_PKG
        let RET=$RET+$?
      done
    fi
  done

  return $RET
}

# MAIN PART #

# Import the build configuration options for as far as they are not already set:
[ -r ./lxqt.options ] && . ./lxqt.options

# This avoids compiling a version number into LXQT's .la files:
QTDIR=/usr/lib${LIBDIRSUFFIX}/qt ; export QTDIR

# Where we are going to do all the hard labour:
SLACK_LXQT_BUILD_DIR=$TMP/lxqt-build
mkdir -p $SLACK_LXQT_BUILD_DIR

# LXQT build order:
LXQTMODS=" \
  base \
  main \
  data \
  extra \
  l10n \
  "

# Allow for specification of individual packages to be built:
if [ -z "$1" ]; then
  MODQUEUE=$LXQTMODS
else
  MODQUEUE="$*"
fi

# If requested, check if
# sources, module definitions and slack-desc are complete and matching:
if [ "$PRECHECK" = "yes" -o "$PRECHECK" = "YES" ]; then
  precheck
fi

# And finally, start working!
for module in \
  $MODQUEUE ;
do
  echo "** SlackBuild processing module '$module'"
  deterministic_build $module
  if [ $? = 0 ]; then
    # Move the created packages up into the LXQT build directory:
    mv ${SLACK_LXQT_BUILD_DIR}/$(echo $module |cut -f1 -d:)/*.t?z ${SLACK_LXQT_BUILD_DIR}/
    if [ "$CLEANUP" = "yes" -o "$CLEANUP" = "YES" ]; then
      # Clean out package and build directories:
      rm -rf ${SLACK_LXQT_BUILD_DIR}/$(echo $module |cut -f1 -d:)
    fi
  else
    echo "${module} failed to build."
    exit 1
  fi
  cd - ;
done

exit 0