def build(ctx):
	source = []


	# ftpd/
	source_ftpd =  [
		"ftpd/ftpd-init.c",
		"ftpd/ftpd.c",
	]

	ctx.cpu.networking(
		source_ftpd,
		alias="ftpd",
		features="src_include src_include_rtems src_include_score"
	)

	# telnetd/
	source_telnetd = [
		"telnetd/check_passwd.c",
		"telnetd/des.c",
		"telnetd/pty.c",
		"telnetd/telnetd-init.c",
		"telnetd/telnetd.c",
	]

	ctx.cpu.networking(
		source_telnetd,
		alias="telnetd",
		features="src_include src_include_rtems src_include_score",
		includes=["%s/cpukit/libnetworking" % ctx.srcnode.abspath()],
	)

	# pppd/
	source_pppd = [
		"pppd/auth.c",
		"pppd/ccp.c",
		"pppd/chap.c",
		"pppd/chap_ms.c",
		"pppd/chat.c",
		"pppd/demand.c",
		"pppd/fsm.c",
		"pppd/ipcp.c",
		"pppd/lcp.c",
		"pppd/magic.c",
		"pppd/options.c",
		"pppd/rtemsmain.c",
		"pppd/rtemspppd.c",
#"pppd/sys-rtems.c",
		"pppd/upap.c",
		"pppd/utils.c",
	]
	ctx.cpu.networking(
		source_pppd,
		alias="pppd",
		features="src_include src_include_rtems src_include_score",
		includes=["%s/cpukit/libnetworking" % ctx.srcnode.abspath()],
	)

	# mghttpd/
	source_mghttpd = ["mghttpd/mongoose.c"]
	ctx.cpu.networking(
		source_mghttpd,
		alias="mghttpd",
		features="src_include src_include_rtems src_include_score",
		includes=["%s/include/mghttpd" % ctx.srcnode.abspath()],
		cflags=["-DNO_SSI", "-DNO_SSL", "-DNO_CGI"]
	)

	# libblock/
	source_libblock = [
		"libblock/src/bdbuf.c",
		"libblock/src/bdpart-create.c",
		"libblock/src/bdpart-dump.c",
		"libblock/src/bdpart-mount.c",
		"libblock/src/bdpart-read.c",
		"libblock/src/bdpart-register.c",
		"libblock/src/bdpart-sort.c",
		"libblock/src/bdpart-write.c",
		"libblock/src/blkdev-blkstats.c",
		"libblock/src/blkdev-imfs.c",
		"libblock/src/blkdev-ioctl.c",
		"libblock/src/blkdev-ops.c",
		"libblock/src/blkdev-print-stats.c",
		"libblock/src/blkdev.c",
		"libblock/src/diskdevs-init.c",
		"libblock/src/diskdevs.c",
		"libblock/src/flashdisk.c",
		"libblock/src/ide_part_table.c",
		"libblock/src/media-desc.c",
		"libblock/src/media-dev-ident.c",
		"libblock/src/media-path.c",
		"libblock/src/media-server.c",
		"libblock/src/media.c",
		"libblock/src/nvdisk-sram.c",
		"libblock/src/nvdisk.c",
		"libblock/src/ramdisk-config.c",
		"libblock/src/ramdisk-driver.c",
		"libblock/src/ramdisk-init.c",
		"libblock/src/ramdisk-register.c",
		"libblock/src/sparse-disk.c",
	]
	ctx.cpu.source(
		source_libblock,
		alias="libblock",
		features="src_include src_include_rtems src_include_score"
	)


	# libtest/
	source_libtest = [
		"libtest/t-test-checks-eno.c",
		"libtest/t-test-checks-psx.c",
		"libtest/t-test-checks.c",
		"libtest/t-test-hash-sha256.c",
		"libtest/t-test-malloc.c",
		"libtest/t-test-rtems-fds.c",
		"libtest/t-test-rtems-heap.c",
		"libtest/t-test-rtems-measure.c",
		"libtest/t-test-rtems-objs.c",
		"libtest/t-test-rtems.c",
		"libtest/t-test-time.c",
		"libtest/t-test.c",
		"libtest/testbeginend.c",
		"libtest/testbusy.c",
		"libtest/testextension.c",
		"libtest/testparallel.c",
		"libtest/testwrappers.c",
	]
	ctx.cpu.source(
		source_libtest,
		alias="libtest",
		features="src_include src_include_rtems src_include_score"
	)

	# sapi/
	source_sapi = [
		"sapi/src/chainappendnotify.c",
		"sapi/src/chaingetnotify.c",
		"sapi/src/chaingetwait.c",
		"sapi/src/chainprependnotify.c",
		"sapi/src/chainprotected.c",
		"sapi/src/cpucounterconverter.c",
		"sapi/src/delaynano.c",
		"sapi/src/delayticks.c",
		"sapi/src/exinit.c",
		"sapi/src/exshutdown.c",
		"sapi/src/extension.c",
		"sapi/src/extensioncreate.c",
		"sapi/src/extensiondelete.c",
		"sapi/src/extensionident.c",
		"sapi/src/fatal.c",
		"sapi/src/fatalsrctext.c",
		"sapi/src/getversionstring.c",
		"sapi/src/interrtext.c",
		"sapi/src/io.c",
		"sapi/src/ioclose.c",
		"sapi/src/iocontrol.c",
		"sapi/src/ioinitialize.c",
		"sapi/src/ioopen.c",
		"sapi/src/ioread.c",
		"sapi/src/ioregisterdriver.c",
		"sapi/src/iounregisterdriver.c",
		"sapi/src/iowrite.c",
		"sapi/src/panic.c",
		"sapi/src/posixapi.c",
		"sapi/src/profilingiterate.c",
		"sapi/src/profilingreportxml.c",
		"sapi/src/rbheap.c",
		"sapi/src/rbtree.c",
		"sapi/src/rbtreefind.c",
		"sapi/src/sapirbtreeinsert.c",
		"sapi/src/tcsimpleinstall.c",
		"sapi/src/version.c",
		"sapi/src/getconfigmax.c",

	]

	#XXX: is this -j safe?  Needs to be done properly temp hack.
	node = ctx.bldnode.make_node('version-vc-key.h')
	node.write('#define RTEMS_VERSION_VC_KEY "waf";\n')

	ctx.cpu.source(
		source_sapi,
		alias="sapi",
		features="src_include src_include_rtems src_include_score",
		includes=[ctx.bldnode.abspath()]
	)




	source += [
		"libgnat/ada_intrsupp.c",
#		"libgnat/adasupp.c",  # XXX: if libnat
		"dev/i2c/eeprom.c",
		"dev/i2c/fpga-i2c-slave.c",
		"dev/i2c/gpio-nxp-pca9535.c",
		"dev/i2c/i2c-bus.c",
		"dev/i2c/i2c-dev.c",
		"dev/i2c/sensor-lm75a.c",
		"dev/i2c/switch-nxp-pca9548a.c",
		"dev/i2c/ti-ads-16bit-adc.c",
		"dev/i2c/ti-lm25066a.c",
		"dev/i2c/ti-tmp112.c",
		"dev/i2c/xilinx-axi-i2c.c",
		"libi2c/libi2c.c",
		"libmd/md4.c",
		"libmd/md5.c",
		"libmd/sha256c.c",
		"libmd/sha512c.c",
	]

	ctx.cpu.source(
		source,
		alias="misc",
		features="src_include src_include_rtems src_include_score"
	)

	ctx(
		target   = "rtemscpu",
		use      = [
			"auto_libcpu_objects"
		],
		features = "c cstlib",
		install_path = ctx.env.LIBDIR
	)