# This is the recipe.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  meson setup --prefix=/usr                   \
              --libdir=/usr/lib               \
              --buildtype=release             \
              -Dman=auto                      \
              -Daudit=enabled                 \
              -Ddocdir=/usr/share/doc/elogind \
              -Dcgroup-controller=elogind     \
              -Ddev-kvm-mode=0660             \
              -Ddbuspolicydir=/usr/share/dbus-1/system.d build
  meson compile -C build
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  meson test -C build --print-errorlogs
}

_pick() {
  local p="$1" f d; shift
  for f; do
    [ -d "$BPM_WORKDIR"/output_"$p" ] || { echo "Split package $p not found"; exit 1; } 
    d="$BPM_WORKDIR"/output_"$p"/"${f#$BPM_OUTPUT}"
    mkdir -p "$(dirname "$d")"
    mv "$f" "$d"
    rmdir -p --ignore-fail-on-non-empty "$(dirname "$f")"
  done
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package_elogind() {
  meson install -C build --destdir="$BPM_OUTPUT"

  cd "$BPM_OUTPUT"
  
  # Move client library files into split package
  _pick libelogind usr/lib/libelogind*.so*
  _pick libelogind usr/lib/libnss_elogind*.so*
  _pick libelogind usr/lib/pkgconfig
  _pick libelogind usr/include
  _pick libelogind usr/share/man/man3

  # Install pam module
  install -Dm644 "$BPM_WORKDIR"/elogind-user "$BPM_OUTPUT"/etc/pam.d/elogind-user

  # Install missing dbus service
  sed 's|{{LIBEXECDIR}}|/usr/libexec|g' "$BPM_SOURCE"/src/login/org.freedesktop.login1.service.in | \
    install -Dm644 /dev/stdin "$BPM_OUTPUT"/usr/share/dbus-1/system-services/org.freedesktop.login1.service

  # Install esvm service
  install -Dm644 "$BPM_WORKDIR"/elogind.esv "$BPM_OUTPUT"/etc/esvm/services/elogind.esv

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.{GPL2,LGPL2.1} -t "$BPM_OUTPUT"/usr/share/licenses/elogind
}

package_libelogind() {
  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.LGPL2.1 -t "$BPM_OUTPUT"/usr/share/licenses/libelogind
}