#!/bin/bash

prefix="${builddir}"/install

machine=$(uname -m)
case "$machine" in
x86_64)
	vk_icd="intel_icd.${machine}.json"
	vulkan_drivers=intel
	gallium_drivers=iris
	tools=drm-shim,intel
	;;
aarch64|arm*)
	vk_icd="freedreno_icd.${machine}.json"
	vulkan_drivers=freedreno
	gallium_drivers=freedreno
	tools=drm-shim,freedreno
	;;
esac

case "$1" in
wipeout)
	echo "Removing ${builddir}"
	exec rm -rfI "${builddir}"
	;;
configure)
	#export CC=clang
	#export CXX=clang++
	#export CC_LD=lld
	#export CXX_LD=lld

	args=(
		-Dprefix="${prefix}"
		-Dc_args="${cflags}"
		-Dcpp_args="${cxxflags}"
		-Dtools="${tools}"
		-Dbuild-tests=true
		-Dvulkan-drivers="${vulkan_drivers}"
		-Dgallium-drivers="${gallium_drivers}"
		-Dgallium-va=auto
		-Dgallium-xa=disabled
		-Dbuildtype="${buildtype}"
		-Dbackend=ninja
		"${extra_args}"
		"${builddir}"
	)
	exec meson "${args[@]}"
	;;
build)
	exec nj "${buildtype}" install
	;;
esac

if ! command -v jq &> /dev/null; then
	echo "jq needs to be installed"
	exit -1
fi

libdir=$(jq -r '.[] | select(.name == "libdir").value' "${builddir}"/meson-info/intro-buildoptions.json)
export LD_LIBRARY_PATH="${prefix}/${libdir}:${LD_LIBRARY_PATH}"
export LIBGL_DRIVERS_PATH="${prefix}/${libdir}"/dri
export VK_ICD_FILENAMES="${prefix}"/share/vulkan/icd.d/"${vk_icd}"
exec $@