termux-packages/scripts/build/setup/termux_setup_meson.sh

termux_setup_meson() {
	termux_setup_ninja
	local MESON_VERSION=0.56.0
	local MESON_FOLDER

	if [ "${TERMUX_PACKAGES_OFFLINE-false}" = "true" ]; then
		MESON_FOLDER=${TERMUX_SCRIPTDIR}/build-tools/meson-${MESON_VERSION}
	else
		MESON_FOLDER=${TERMUX_COMMON_CACHEDIR}/meson-${MESON_VERSION}
	fi

	if [ ! -d "$MESON_FOLDER" ]; then
		local MESON_TAR_NAME=meson-$MESON_VERSION.tar.gz
		local MESON_TAR_FILE=$TERMUX_PKG_TMPDIR/$MESON_TAR_NAME
		local MESON_TMP_FOLDER=$TERMUX_PKG_TMPDIR/meson-$MESON_VERSION
		termux_download \
			"https://github.com/mesonbuild/meson/releases/download/$MESON_VERSION/meson-$MESON_VERSION.tar.gz" \
			"$MESON_TAR_FILE" \
			291dd38ff1cd55fcfca8fc985181dd39be0d3e5826e5f0013bf867be40117213
		tar xf "$MESON_TAR_FILE" -C "$TERMUX_PKG_TMPDIR"
		# Avoid meson stripping away DT_RUNPATH, see
		# (https://github.com/NetBSD/pkgsrc/commit/2fb2c013715a6374b4e2d1f8e9f2143e827f0f64
		# and https://github.com/mesonbuild/meson/issues/314):
		perl -p -i -e 's/self.fix_rpathtype_entry\(new_rpath, DT_RUNPATH\)//' \
			$MESON_TMP_FOLDER/mesonbuild/scripts/depfixer.py

		mv "$MESON_TMP_FOLDER" "$MESON_FOLDER"
	fi
	TERMUX_MESON="$MESON_FOLDER/meson.py"
	TERMUX_MESON_CROSSFILE=$TERMUX_PKG_TMPDIR/meson-crossfile-$TERMUX_ARCH.txt
	local MESON_CPU MESON_CPU_FAMILY
	if [ "$TERMUX_ARCH" = "arm" ]; then
		MESON_CPU_FAMILY="arm"
		MESON_CPU="armv7"
	elif [ "$TERMUX_ARCH" = "i686" ]; then
		MESON_CPU_FAMILY="x86"
		MESON_CPU="i686"
	elif [ "$TERMUX_ARCH" = "x86_64" ]; then
		MESON_CPU_FAMILY="x86_64"
		MESON_CPU="x86_64"
	elif [ "$TERMUX_ARCH" = "aarch64" ]; then
		MESON_CPU_FAMILY="aarch64"
		MESON_CPU="aarch64"
	else
		termux_error_exit "Unsupported arch: $TERMUX_ARCH"
	fi

	local CONTENT=""
	echo "[binaries]" > $TERMUX_MESON_CROSSFILE
	echo "ar = '$AR'" >> $TERMUX_MESON_CROSSFILE
	echo "c = '$CC'" >> $TERMUX_MESON_CROSSFILE
	echo "cpp = '$CXX'" >> $TERMUX_MESON_CROSSFILE
	echo "ld = '$LD'" >> $TERMUX_MESON_CROSSFILE
	echo "pkgconfig = '$PKG_CONFIG'" >> $TERMUX_MESON_CROSSFILE
	echo "strip = '$STRIP'" >> $TERMUX_MESON_CROSSFILE

	echo '' >> $TERMUX_MESON_CROSSFILE
	echo "[properties]" >> $TERMUX_MESON_CROSSFILE
	echo "needs_exe_wrapper = true" >> $TERMUX_MESON_CROSSFILE

	echo -n "c_args = [" >> $TERMUX_MESON_CROSSFILE
	local word first=true
	for word in $CFLAGS $CPPFLAGS; do
		if [ "$first" = "true" ]; then
			first=false
		else
			echo -n ", " >> $TERMUX_MESON_CROSSFILE
		fi
		echo -n "'$word'" >> $TERMUX_MESON_CROSSFILE
	done
	echo ']' >> $TERMUX_MESON_CROSSFILE

	echo -n "cpp_args = [" >> $TERMUX_MESON_CROSSFILE
	local word first=true
	for word in $CXXFLAGS $CPPFLAGS; do
		if [ "$first" = "true" ]; then
			first=false
		else
			echo -n ", " >> $TERMUX_MESON_CROSSFILE
		fi
		echo -n "'$word'" >> $TERMUX_MESON_CROSSFILE
	done
	echo ']' >> $TERMUX_MESON_CROSSFILE

	local property
	for property in c_link_args cpp_link_args; do
		echo -n "$property = [" >> $TERMUX_MESON_CROSSFILE
		first=true
		for word in $LDFLAGS; do
			if [ "$first" = "true" ]; then
				first=false
			else
				echo -n ", " >> $TERMUX_MESON_CROSSFILE
			fi
			echo -n "'$word'" >> $TERMUX_MESON_CROSSFILE
		done
		echo ']' >> $TERMUX_MESON_CROSSFILE
	done

	echo '' >> $TERMUX_MESON_CROSSFILE
	echo "[host_machine]" >> $TERMUX_MESON_CROSSFILE
	echo "cpu_family = '$MESON_CPU_FAMILY'" >> $TERMUX_MESON_CROSSFILE
	echo "cpu = '$MESON_CPU'" >> $TERMUX_MESON_CROSSFILE
	echo "endian = 'little'" >> $TERMUX_MESON_CROSSFILE
	echo "system = 'android'" >> $TERMUX_MESON_CROSSFILE
}