# Maintainer: Martchus <martchus@gmx.net>

# All my PKGBUILDs are managed at https://github.com/Martchus/PKGBUILDs where
# you also find the URL of a binary repository.

_reponame=cpp-utilities
_pkgname=c++utilities
_android_arch=arm64-v8a
_android_cflags=
_android_ldflags=
_pkg_arch=aarch64
_android_platform=22
_prefix=/opt/android-libs/$_pkg_arch

pkgname=android-$_pkg_arch-$_pkgname
pkgver=5.0.0
pkgrel=1
arch=('any')
pkgdesc="Common C++ classes and routines such as argument parser, IO and conversion utilities (Android, $_pkg_arch)"
license=('GPL')
depends=("android-$_pkg_arch-libiconv" "android-$_pkg_arch-boost")
optdepends=("$_pkgname-doc: API documentation")
checkdepends=("android-$_pkg_arch-cppunit")
# FIXME: run tests with qemu
#checkdepends+=('qemu-binfmt-arm' "android-$_pkg_arch-linker")
makedepends=('cmake' 'android-ndk' 'android-sdk')
conflicts=("android-$_pkgname-$_android_arch")
replaces=("android-$_pkgname-$_android_arch")
url="https://github.com/Martchus/${_reponame}"
source=("${_pkgname}-${pkgver}.tar.gz::https://github.com/Martchus/${_reponame}/archive/v${pkgver}.tar.gz")
sha256sums=('92d288b606b4f32d69686cbf5a264f90e5e00d80894583a9df2284d593cdc2b4')
options=(!buildflags staticlibs !strip !emptydirs)

prepare() {
  cd "$srcdir/${PROJECT_DIR_NAME:-$_reponame-$pkgver}"
}

build() {
  cd "$srcdir/${PROJECT_DIR_NAME:-$_reponame-$pkgver}"

  local android_sdk_path=${ANDROID_SDK_ROOT:-/opt/android-sdk}
  local android_ndk_path=${ANDROID_NDK_ROOT:-/opt/android-ndk}
  local include_dir=$_prefix/include

  cmake \
    -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_SYSTEM_NAME=Android \
    -DCMAKE_SYSTEM_VERSION=$_android_platform \
    -DCMAKE_ANDROID_ARCH_ABI=$_android_arch \
    -DCMAKE_ANDROID_SDK="$android_sdk_path" \
    -DCMAKE_ANDROID_NDK="$android_ndk_path" \
    -DCMAKE_ANDROID_STL_TYPE=c++_shared \
    -DCMAKE_INSTALL_PREFIX=$_prefix \
    -DCMAKE_FIND_ROOT_PATH="$android_ndk_path/sysroot;$_prefix" \
    -DCMAKE_CXX_FLAGS:STRING="$_android_cflags" \
    -DUSER_DEFINED_ADDITIONAL_LIBRARIES:STRING="$_android_ldflags" \
    -DBUILD_SHARED_LIBS:BOOL=ON \
    -DUSE_NATIVE_FILE_BUFFER:BOOL=ON \
    -DUSE_STANDARD_FILESYSTEM:BOOL=OFF \
    -DNO_DOXYGEN:BOOL=ON \
    .
  make VERBOSE=1
}

check() {
  cd "$srcdir/${PROJECT_DIR_NAME:-$_reponame-$pkgver}"

  # can not run the tests so compile them at least
  make tests VERBOSE=1

  # FIXME: run tests with qemu
  # * currently getting error
  #    "libc: Fatal signal 4 (SIGILL), code 2, fault addr 0x4000c28b40 in tid 193 (test), pid 193 (test)"
  # * not possible because the default Linux kernel is not able to run Android libc?
  # use dynamic linker supposed to be located under $prefix/system/bin/linker64
  #export QEMU_LD_PREFIX=$prefix
  # use libraries from build directory, prefix and Android NDK
  #export LD_LIBRARY_PATH=$PWD:$prefix/lib:$android_ndk_path/sources/cxx-stl/llvm-libc++/libs/arm64-v8a:$android_ndk_path/platforms/android-28/arch-arm64/usr/lib
  #make check VERBOSE=1
}

package() {
  cd "$srcdir/${PROJECT_DIR_NAME:-$_reponame-$pkgver}"
  make DESTDIR="${pkgdir}" install

  # add tests to the package for possibly executing them later under Android
  if [[ -f ${_pkgname}_tests ]]; then
    mkdir "${pkgdir}/$_prefix/bin"
    cp ${_pkgname}_tests "${pkgdir}/$_prefix/bin"
  fi
}