fw_image = 'fw.bin'
decl = 'const char * const %s = "%s";\n'
if get_option('fwbuild')
	espmake = find_program('espmake')
	printf = find_program('printf')
	cat = find_program('cat')
	cp = find_program('cp')

	fw_filenames = ['main.ino']
	fw_true_sources = files(fw_filenames)

	sourcedir = meson.current_source_dir()
	builddir = meson.current_build_dir()

	fw_conf_ssid = custom_target('fw_conf_ssid',
			output : ['conf_ssid'],
			capture : true,
			command : [printf, decl, 'ssid', get_option('ssid')])

	fw_conf_pass = custom_target('fw_conf_pass',
			output : ['conf_pass'],
			capture : true,
			command : [printf, decl, 'password', get_option('password')])

	fw_conf = custom_target('fw_conf',
			output : ['conf.c'],
			capture : true,
			command : [cat, fw_conf_ssid, fw_conf_pass])

	fw_sources = custom_target('fw_sources',
			output : fw_filenames,
			input : fw_true_sources,
			command : [cp, '@INPUT@', '@OUTDIR@/'])

	fw = custom_target('fw',
			output : fw_image,
			input : [fw_sources, fw_conf],
			command : [espmake, '-C', builddir, '&&', cp, '/tmp/mkESP/main_d1_mini/main.bin', '@OUTDIR@/' + fw_image],
			install : true,
			install_dir : resource_dir)

	if get_option('fwflash')
		esptool = find_program('esptool.py')
		run_target('flash_fw',
			depends : fw,
			command : [esptool, 'write_flash', '0x0', fw])
	endif
endif