dtc: install python bindings explicitly

mingw-w64-dtc/PKGBUILD

@@ -18,6 +18,8 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
              "${MINGW_PACKAGE_PREFIX}-meson"
              "${MINGW_PACKAGE_PREFIX}-ninja"
              "${MINGW_PACKAGE_PREFIX}-python"
+             "${MINGW_PACKAGE_PREFIX}-python-build"
+             "${MINGW_PACKAGE_PREFIX}-python-installer"
              "${MINGW_PACKAGE_PREFIX}-python-setuptools"
              "${MINGW_PACKAGE_PREFIX}-python-setuptools-scm"
              "${MINGW_PACKAGE_PREFIX}-swig")
@@ -25,8 +27,6 @@ source=("https://git.kernel.org/pub/scm/utils/dtc/dtc.git/snapshot/${_realname}-
 sha256sums=('c4c4a47b8af98ad81c488d934da051f28bd2d0143a4622ea14d1920bc8c90f75')
 
 build() {
-  mkdir -p build-${MSYSTEM} && cd build-${MSYSTEM}
-
   export SETUPTOOLS_SCM_PRETEND_VERSION=${pkgver}
 
   MSYS2_ARG_CONV_EXCL="--prefix=" \
@@ -34,15 +34,23 @@ build() {
     --prefix="${MINGW_PREFIX}" \
     -Dtests=false \
     -Dtools=true \
-    ../${_realname}-${pkgver}
+    "build-${MSYSTEM}" \
+    "${_realname}-${pkgver}"
 
-  ${MINGW_PREFIX}/bin/meson compile
+  ${MINGW_PREFIX}/bin/meson compile -C "build-${MSYSTEM}"
+
+  LDFLAGS+=" -L$(cygpath -wm "${srcdir}/build-${MSYSTEM}/libfdt")" \
+  python -m build --wheel --skip-dependency-check --no-isolation \
+  "${_realname}-${pkgver}"
 }
 
 package() {
-  cd "${srcdir}/build-${MSYSTEM}"
+  ${MINGW_PREFIX}/bin/meson install -C "build-${MSYSTEM}" --destdir "${pkgdir}"
 
-  DESTDIR="${pkgdir}" ${MINGW_PREFIX}/bin/meson install
+  MSYS2_ARG_CONV_EXCL="--prefix=" \
+    python -m installer --prefix=${MINGW_PREFIX} \
+    --destdir="${pkgdir}" \
+    "${_realname}-${pkgver}"/dist/*.whl
 
   install -Dm644 "${srcdir}/${_realname}-${pkgver}"/GPL "${pkgdir}${MINGW_PREFIX}"/share/licenses/${_realname}/GPL
 }