cd build
ninja install
tar xf ../gobject-introspection-$(cat ../inver.cpm).tar.xz
meson setup gobject-introspection-$(cat ../inver.cpm) gi-build \
            --prefix=${tg} --buildtype=release     &&
ninja -C gi-build
ninja -C gi-build install
meson configure -D introspection=enabled
ninja
ninja install
