# This is the source.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() {
  for ver in 5.5 5.4 5.3 5.2 5.1; do
    bin=/usr/bin/lua$ver
    incdir=/usr/include/lua$ver
    if [ "$ver" == "5.5" ]; then
      bin=/usr/bin/lua
      incdir=/usr/include
    fi

    cmake -B build-lua$ver -DCMAKE_INSTALL_PREFIX=/usr \
          -DLUA="$bin" \
          -DLUA_INCDIR="$incdir" \
          -DLUADIR=/usr/share/lua/$ver \
          -DLIBDIR=/usr/lib/lua/$ver \
          -DWITH_SHARED_LIBUV=ON \
          -DLUA_BUILD_TYPE=System
    cmake --build build-lua$ver
  done

  cmake -B build -DCMAKE_INSTALL_PREFIX=/usr \
        -DWITH_SHARED_LIBUV=ON \
        -DLUA_BUILD_TYPE=System \
        -DBUILD_MODULE=OFF \
        -DBUILD_SHARED_LIBS=ON \
        -DCMAKE_INSTALL_PREFIX=/usr
  cmake --build build
}

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

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/libluv/LICENSE.txt
}

package_lua-luv() {
  DESTDIR="$BPM_OUTPUT" cmake --install build-lua5.5

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/lua-luv/LICENSE.txt
}

package_lua5.4-luv() {
  DESTDIR="$BPM_OUTPUT" cmake --install build-lua5.4

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/lua5.4-luv/LICENSE.txt
}

package_lua5.3-luv() {
  DESTDIR="$BPM_OUTPUT" cmake --install build-lua5.3

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/lua5.3-luv/LICENSE.txt
}

package_lua5.2-luv() {
  DESTDIR="$BPM_OUTPUT" cmake --install build-lua5.2

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/lua5.2-luv/LICENSE.txt
}

package_lua5.1-luv() {
  DESTDIR="$BPM_OUTPUT" cmake --install build-lua5.1

  # Install package license
  install -Dm644 "$BPM_SOURCE"/LICENSE.txt "$BPM_OUTPUT"/usr/share/licenses/lua5.1-luv/LICENSE.txt
}