#!/bin/sh
set -eu

makei() {
  echo "==> Running: make DESTDIR=\"$pkgdir\" install $*"
  make DESTDIR="$pkgdir" install "$@"
}

mesoni() {
  echo "==> Running: meson install --destdir \"$pkgdir\" $*"
  meson install --destdir "$pkgdir" "$@"
}

cmakei() {
  echo "==> Running: cmake --install $*"
  DESTDIR="$pkgdir" cmake --install "$@"
}

starmove() {
  [ "$#" -ge 1 ] || {
    echo "starmove: requires at least one path pattern" >&2
    return 1
  }
  [ "${DEPOT_OUTPUT_NAME:-}" != "" ] || {
    echo "starmove: DEPOT_OUTPUT_NAME is not set" >&2
    return 1
  }
  haul "$DEPOT_OUTPUT_NAME" "$@"
}

depot_starbuild_sync_srcdir() {
  workdir=${DEPOT_STARBUILD_WORKDIR:?}
  compat_root="$workdir/.depot-starbuild"
  mkdir -p "$compat_root/packages"
  for entry in "$workdir"/* "$workdir"/.[!.]* "$workdir"/..?*; do
    [ -e "$entry" ] || [ -L "$entry" ] || continue
    base=$(basename "$entry")
    [ "$base" = ".depot-starbuild" ] && continue
    [ "$base" = "packages" ] && continue
    ln -snf "$entry" "$compat_root/$base"
  done
  mkdir -p "$compat_root/packages/lapack/"
  ln -snf "${DEPOT_PRIMARY_DESTDIR:-$DESTDIR}" "$compat_root/packages/lapack/files"
  mkdir -p "$compat_root/packages/blas/"
  ln -snf "$(subdestdir 'blas')" "$compat_root/packages/blas/files"
  mkdir -p "$compat_root/packages/cblas/"
  ln -snf "$(subdestdir 'cblas')" "$compat_root/packages/cblas/files"
  mkdir -p "$compat_root/packages/lapacke/"
  ln -snf "$(subdestdir 'lapacke')" "$compat_root/packages/lapacke/files"
  mkdir -p "$compat_root/packages/blas64/"
  ln -snf "$(subdestdir 'blas64')" "$compat_root/packages/blas64/files"
  mkdir -p "$compat_root/packages/cblas64/"
  ln -snf "$(subdestdir 'cblas64')" "$compat_root/packages/cblas64/files"
  mkdir -p "$compat_root/packages/lapack64/"
  ln -snf "$(subdestdir 'lapack64')" "$compat_root/packages/lapack64/files"
  mkdir -p "$compat_root/packages/lapacke64/"
  ln -snf "$(subdestdir 'lapacke64')" "$compat_root/packages/lapacke64/files"
  srcdir="$compat_root"
  export srcdir
}

depot_starbuild_setup_env() {
  package_name=$1
  package_version='3.12.1'
  pkgdir=${DESTDIR:?}
  export package_name package_version pkgdir
  LANG=C
  LC_ALL=C
  export LANG LC_ALL
  depot_starbuild_sync_srcdir
}

depot_build() {
  depot_starbuild_setup_env 'lapack'
      cmake -B build \
      -DCMAKE_SKIP_RPATH=ON \
          -DBUILD_SHARED_LIBS=ON \
          -DBUILD_TESTING=OFF \
          -DCMAKE_INSTALL_PREFIX=/usr \
          -DCMAKE_Fortran_COMPILER=flang \
          -DLAPACKE_WITH_TMG=ON \
          -DCBLAS=ON \
          -G Ninja
      ninja -C build
      cmake -B build64 \
      -DCMAKE_SKIP_RPATH=ON \
          -DBUILD_SHARED_LIBS=ON \
          -DBUILD_TESTING=OFF \
          -DCMAKE_INSTALL_PREFIX=/usr \
          -DCMAKE_Fortran_COMPILER=flang \
          -DLAPACKE_WITH_TMG=ON \
          -DCBLAS=ON \
          -DBUILD_INDEX64=ON \
          -G Ninja
      ninja -C build64
      # Add your commands here
}

depot_install() {
  depot_starbuild_setup_env 'lapack'
      cmakei build
      rm -r "$pkgdir"/usr/lib/libblas.* \
      "$pkgdir"/usr/lib/libcblas.* \
      "$pkgdir"/usr/lib/liblapacke.*

rm -r "$pkgdir"/usr/lib/pkgconfig/blas.* \
      "$pkgdir"/usr/lib/pkgconfig/cblas.* \
      "$pkgdir"/usr/lib/pkgconfig/lapacke.*

rm -r "$pkgdir"/usr/lib/cmake/cblas* \
      "$pkgdir"/usr/lib/cmake/lapacke*

rm -r "$pkgdir"/usr/include
}

depot_install_blas() {
  depot_starbuild_setup_env 'blas'
      cmakei build/BLAS
}

depot_install_cblas() {
  depot_starbuild_setup_env 'cblas'
      cmakei build/CBLAS
}

depot_install_lapacke() {
  depot_starbuild_setup_env 'lapacke'     
      cmakei build/LAPACKE
}

depot_install_blas64() {
  depot_starbuild_setup_env 'blas64'
      cmakei build64/BLAS
}

depot_install_cblas64() {
  depot_starbuild_setup_env 'cblas64'
      cmakei build64/CBLAS
      rm -r "$pkgdir"/usr/include
}

depot_install_lapack64() {
  depot_starbuild_setup_env 'lapack64'
      cmakei build64
      rm -r "$pkgdir"/usr/lib/libblas64.* \
      "$pkgdir"/usr/lib/libcblas64.* \
      "$pkgdir"/usr/lib/liblapacke64.*

rm -r "$pkgdir"/usr/lib/pkgconfig/blas64.* \
      "$pkgdir"/usr/lib/pkgconfig/cblas64.* \
      "$pkgdir"/usr/lib/pkgconfig/lapacke64.*

rm -r "$pkgdir"/usr/lib/cmake/cblas* \
      "$pkgdir"/usr/lib/cmake/lapacke*

rm -r "$pkgdir"/usr/include
}

depot_install_lapacke64() {
  depot_starbuild_setup_env 'lapacke64'
      cmakei build64/LAPACKE
      rm -r "$pkgdir"/usr/include
}