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project('libinput', 'c',
	version : '1.13.902',
	license : 'MIT/Expat',
	default_options : [ 'c_std=gnu99', 'warning_level=2' ],
	meson_version : '>= 0.41.0')

libinput_version = meson.project_version().split('.')

dir_data        = join_paths(get_option('prefix'), get_option('datadir'), 'libinput')
dir_sysconf     = join_paths(get_option('prefix'), get_option('sysconfdir'), 'libinput')
dir_libexec     = join_paths(get_option('prefix'), get_option('libexecdir'), 'libinput')
dir_lib         = join_paths(get_option('prefix'), get_option('libdir'))
dir_man1        = join_paths(get_option('prefix'), get_option('mandir'), 'man1')
dir_system_udev = join_paths(get_option('prefix'), 'lib', 'udev')
dir_src_quirks  = join_paths(meson.source_root(), 'quirks')
dir_src_test    = join_paths(meson.source_root(), 'test')
dir_src         = join_paths(meson.source_root(), 'src')

dir_udev = get_option('udev-dir')
if dir_udev == ''
	dir_udev = dir_system_udev
endif
dir_udev_callouts = dir_udev
dir_udev_rules    = join_paths(dir_udev, 'rules.d')
dir_udev_hwdb     = join_paths(dir_udev, 'hwdb.d')


# We use libtool-version numbers because it's easier to understand.
# Before making a release, the libinput_so_*
# numbers should be modified. The components are of the form C:R:A.
# a) If binary compatibility has been broken (eg removed or changed interfaces)
#    change to C+1:0:0.
# b) If interfaces have been changed or added, but binary compatibility has
#    been preserved, change to C+1:0:A+1
# c) If the interface is the same as the previous version, change to C:R+1:A
libinput_lt_c=23
libinput_lt_r=0
libinput_lt_a=13

# convert to soname
libinput_so_version = '@0@.@1@.@2@'.format((libinput_lt_c - libinput_lt_a),
                                            libinput_lt_a, libinput_lt_r)

# Compiler setup
cc = meson.get_compiler('c')
cppflags = ['-Wno-unused-parameter', '-g', '-fvisibility=hidden']
cflags = cppflags + ['-Wmissing-prototypes', '-Wstrict-prototypes']
add_project_arguments(cflags, language : 'c')
add_project_arguments(cppflags, language : 'cpp')

# config.h
config_h = configuration_data()
config_h.set('_GNU_SOURCE', '1')
if get_option('buildtype') == 'debug' or get_option('buildtype') == 'debugoptimized'
	config_h.set_quoted('MESON_BUILD_ROOT', meson.build_root())
else
	config_h.set_quoted('MESON_BUILD_ROOT', '')
endif

prefix = '''#define _GNU_SOURCE 1
#include <assert.h>
'''
if cc.get_define('static_assert', prefix : prefix) == ''
	config_h.set('static_assert(...)', '/* */')
endif

# Coverity breaks because it doesn't define _Float128 correctly, you'll end
# up with a bunch of messages in the form:
# "/usr/include/stdlib.h", line 133: error #20: identifier "_Float128" is
#           undefined
#   extern _Float128 strtof128 (const char *__restrict __nptr,
#          ^
# We don't use float128 ourselves, it gets pulled in from math.h or
# something, so let's just define it as uint128 and move on.
# Unfortunately we can't detect the coverity build at meson configure
# time, we only know it fails at runtime. So make this an option instead, to
# be removed when coverity fixes this again.
if get_option('coverity')
	config_h.set('_Float128', '__uint128_t')
	config_h.set('_Float32', 'int')
	config_h.set('_Float32x', 'int')
	config_h.set('_Float64', 'long')
	config_h.set('_Float64x', 'long')
endif

if cc.has_header_symbol('dirent.h', 'versionsort', prefix : prefix)
	config_h.set('HAVE_VERSIONSORT', '1')
endif

if not cc.has_header_symbol('errno.h', 'program_invocation_short_name', prefix : prefix)
	if cc.has_header_symbol('stdlib.h', 'getprogname')
		config_h.set('program_invocation_short_name', 'getprogname()')
	endif
endif

if cc.has_header('xlocale.h')
	config_h.set('HAVE_XLOCALE_H', '1')
endif

code = '''
#include <locale.h>
void main(void) { newlocale(LC_NUMERIC_MASK, "C", (locale_t)0); }
'''
if cc.links(code, name : 'locale.h')
	config_h.set('HAVE_LOCALE_H', '1')
endif

if not cc.has_header_symbol('sys/ptrace.h', 'PTRACE_ATTACH', prefix : prefix)
	config_h.set('PTRACE_ATTACH', 'PT_ATTACH')
	config_h.set('PTRACE_CONT', 'PT_CONTINUE')
	config_h.set('PTRACE_DETACH', 'PT_DETACH')
endif

# Dependencies
pkgconfig = import('pkgconfig')
dep_udev = dependency('libudev')
dep_mtdev = dependency('mtdev', version : '>= 1.1.0')
dep_libevdev = dependency('libevdev')
dep_lm = cc.find_library('m', required : false)
dep_rt = cc.find_library('rt', required : false)

# Include directories
includes_include = include_directories('include')
includes_src = include_directories('src')

############ libwacom configuration ############

have_libwacom = get_option('libwacom')
config_h.set10('HAVE_LIBWACOM', have_libwacom)
if have_libwacom
	dep_libwacom = dependency('libwacom', version : '>= 0.20')

	result = cc.has_function('libwacom_get_paired_device',
				 dependencies: dep_libwacom)
	config_h.set10('HAVE_LIBWACOM_GET_PAIRED_DEVICE', result)

	result = cc.has_function('libwacom_get_button_evdev_code',
				 dependencies: dep_libwacom)
	config_h.set10('HAVE_LIBWACOM_GET_BUTTON_EVDEV_CODE', result)
else
	dep_libwacom = declare_dependency()
endif

############ udev bits ############

executable('libinput-device-group',
	   'udev/libinput-device-group.c',
	   dependencies : [dep_udev, dep_libwacom],
	   include_directories : [includes_src, includes_include],
	   install : true,
	   install_dir : dir_udev_callouts)
executable('libinput-fuzz-override',
	   'udev/libinput-fuzz-override.c',
	   dependencies : [dep_udev, dep_libevdev],
	   include_directories : [includes_src, includes_include],
	   install : true,
	   install_dir : dir_udev_callouts)

udev_rules_config = configuration_data()
udev_rules_config.set('UDEV_TEST_PATH', '')
configure_file(input : 'udev/80-libinput-device-groups.rules.in',
	       output : '80-libinput-device-groups.rules',
	       install : true,
	       install_dir : dir_udev_rules,
	       configuration : udev_rules_config)
configure_file(input : 'udev/90-libinput-fuzz-override.rules.in',
	       output : '90-libinput-fuzz-override.rules',
	       install : true,
	       install_dir : dir_udev_rules,
	       configuration : udev_rules_config)

litest_udev_rules_config = configuration_data()
litest_udev_rules_config.set('UDEV_TEST_PATH', meson.build_root() + '/')
litest_groups_rules_file = configure_file(input : 'udev/80-libinput-device-groups.rules.in',
	       output : '80-libinput-device-groups-litest.rules',
	       install : false,
	       configuration : litest_udev_rules_config)
litest_fuzz_override_file = configure_file(input : 'udev/90-libinput-fuzz-override.rules.in',
					   output : '90-libinput-fuzz-override-litest.rules',
					   install : false,
					   configuration : litest_udev_rules_config)

############ Check for leftover udev rules ########

# This test should be defined first so we don't waste time testing anything
# else if we're about to fail anyway. ninja test will execute tests in the
# order of them defined in meson.build

if get_option('tests')
	test('leftover-rules',
	     find_program('test/check-leftover-udev-rules.sh'),
	     is_parallel : false,
	     suite : ['all'])
endif

############ libepoll-shim (BSD) ############

if cc.has_header_symbol('sys/epoll.h', 'epoll_create1', prefix : prefix)
	# epoll is built-in (Linux, illumos)
	dep_libepoll = declare_dependency()
else
	# epoll is implemented in userspace by libepoll-shim (FreeBSD)
	dir_libepoll = get_option('epoll-dir')
	if dir_libepoll == ''
		dir_libepoll = get_option('prefix')
	endif
	includes_epoll = include_directories(join_paths(dir_libepoll, 'include/libepoll-shim'))
	dep_libepoll = cc.find_library('epoll-shim', dirs : join_paths(dir_libepoll, 'lib'))
	code = '''
	#include <sys/epoll.h>
	int main(void) { epoll_create1(0); }
	'''
	if not cc.links(code,
		name : 'libepoll-shim check',
		dependencies : [dep_libepoll, dep_rt],
		include_directories : includes_epoll) # note: wants an include_directories object
		error('No built-in epoll or libepoll-shim found.')
	endif
	dep_libepoll = declare_dependency(
		include_directories : includes_epoll,
		dependencies : [dep_libepoll, dep_rt])
endif

############ libinput-util.a ############
src_libinput_util = [
		'src/libinput-util.c',
		'src/libinput-util.h'
]
libinput_util = static_library('libinput-util',
			       src_libinput_util,
			       dependencies : [dep_udev, dep_libevdev, dep_libwacom],
			       include_directories : includes_include)
dep_libinput_util = declare_dependency(link_with : libinput_util)

############ libfilter.a ############
src_libfilter = [
		'src/filter.c',
		'src/filter-flat.c',
		'src/filter-low-dpi.c',
		'src/filter-mouse.c',
		'src/filter-touchpad.c',
		'src/filter-touchpad-x230.c',
		'src/filter-tablet.c',
		'src/filter-trackpoint.c',
		'src/filter.h',
		'src/filter-private.h'
]
libfilter = static_library('filter', src_libfilter,
			   dependencies : [dep_udev, dep_libwacom],
			   include_directories : includes_include)
dep_libfilter = declare_dependency(link_with : libfilter)

############ libquirks.a #############
libinput_data_path = dir_data
libinput_data_override_path = join_paths(dir_sysconf, 'local-overrides.quirks')
config_h.set_quoted('LIBINPUT_QUIRKS_DIR', dir_data)
config_h.set_quoted('LIBINPUT_QUIRKS_OVERRIDE_FILE', libinput_data_override_path)

quirks_data = [
	'quirks/10-generic-keyboard.quirks',
	'quirks/10-generic-lid.quirks',
	'quirks/10-generic-trackball.quirks',
	'quirks/30-vendor-aiptek.quirks',
	'quirks/30-vendor-alps.quirks',
	'quirks/30-vendor-contour.quirks',
	'quirks/30-vendor-cypress.quirks',
	'quirks/30-vendor-elantech.quirks',
	'quirks/30-vendor-ibm.quirks',
	'quirks/30-vendor-kensington.quirks',
	'quirks/30-vendor-logitech.quirks',
	'quirks/30-vendor-microsoft.quirks',
	'quirks/30-vendor-razer.quirks',
	'quirks/30-vendor-synaptics.quirks',
	'quirks/30-vendor-vmware.quirks',
	'quirks/30-vendor-wacom.quirks',
	'quirks/50-system-acer.quirks',
	'quirks/50-system-apple.quirks',
	'quirks/50-system-asus.quirks',
	'quirks/50-system-chicony.quirks',
	'quirks/50-system-cyborg.quirks',
	'quirks/50-system-dell.quirks',
	'quirks/50-system-google.quirks',
	'quirks/50-system-hp.quirks',
	'quirks/50-system-lenovo.quirks',
	'quirks/50-system-system76.quirks',
	'quirks/50-system-toshiba.quirks',
]

test('quirks-in-meson.build',
     find_program('quirks/test-quirks-in-meson.build.sh'),
     args : [meson.source_root()],
     suite : ['all']
     )

config_h.set_quoted('LIBINPUT_QUIRKS_FILES', ':'.join(quirks_data))
config_h.set_quoted('LIBINPUT_QUIRKS_SRCDIR', dir_src_quirks)

install_data(quirks_data, install_dir : dir_data)

src_libquirks = [
	'src/quirks.c',
	'src/quirks.h',
	'src/builddir.h',
]

deps_libquirks = [dep_udev, dep_libwacom, dep_libinput_util]
libquirks = static_library('quirks', src_libquirks,
			   dependencies : deps_libquirks,
			   include_directories : includes_include)
dep_libquirks = declare_dependency(link_with : libquirks)

############ libinput.so ############
install_headers('src/libinput.h')
src_libinput = src_libfilter + [
	'src/libinput.c',
	'src/libinput.h',
	'src/libinput-private.h',
	'src/evdev.c',
	'src/evdev.h',
	'src/evdev-debounce.c',
	'src/evdev-fallback.c',
	'src/evdev-fallback.h',
	'src/evdev-totem.c',
	'src/evdev-middle-button.c',
	'src/evdev-mt-touchpad.c',
	'src/evdev-mt-touchpad.h',
	'src/evdev-mt-touchpad-tap.c',
	'src/evdev-mt-touchpad-thumb.c',
	'src/evdev-mt-touchpad-buttons.c',
	'src/evdev-mt-touchpad-edge-scroll.c',
	'src/evdev-mt-touchpad-gestures.c',
	'src/evdev-tablet.c',
	'src/evdev-tablet.h',
	'src/evdev-tablet-pad.c',
	'src/evdev-tablet-pad.h',
	'src/evdev-tablet-pad-leds.c',
	'src/path-seat.c',
	'src/udev-seat.c',
	'src/udev-seat.h',
	'src/timer.c',
	'src/timer.h',
	'include/linux/input.h'
]

deps_libinput = [
	dep_mtdev,
	dep_udev,
	dep_libevdev,
	dep_libepoll,
	dep_lm,
	dep_rt,
	dep_libwacom,
	dep_libinput_util,
	dep_libquirks
]

libinput_version_h_config = configuration_data()
libinput_version_h_config.set('LIBINPUT_VERSION_MAJOR', libinput_version[0])
libinput_version_h_config.set('LIBINPUT_VERSION_MINOR', libinput_version[1])
libinput_version_h_config.set('LIBINPUT_VERSION_MICRO', libinput_version[2])
libinput_version_h_config.set('LIBINPUT_VERSION', meson.project_version())

libinput_version_h = configure_file(
		input : 'src/libinput-version.h.in',
		output : 'libinput-version.h',
		configuration : libinput_version_h_config,
		install : false,
)

mapfile = join_paths(dir_src, 'libinput.sym')
version_flag = '-Wl,--version-script,@0@'.format(mapfile)
lib_libinput = shared_library('input',
		src_libinput,
		include_directories : [include_directories('.'), includes_include],
		dependencies : deps_libinput,
		version : libinput_so_version,
		link_args : version_flag,
		link_depends : mapfile,
		install : true
		)

dep_libinput = declare_dependency(
		link_with : lib_libinput,
		dependencies : deps_libinput)

pkgconfig.generate(
	filebase : 'libinput',
	name : 'Libinput',
	description : 'Input device library',
	version : meson.project_version(),
	libraries : lib_libinput
)

git_version_h = vcs_tag(command : ['git', 'describe'],
			fallback : 'unknown',
			input : 'src/libinput-git-version.h.in',
			output :'libinput-git-version.h')

if meson.version().version_compare('<0.43.0')
	# Restore the SELinux context for the libinput.so.a.b.c on install
	# meson bug https://github.com/mesonbuild/meson/issues/1967
	meson.add_install_script('src/libinput-restore-selinux-context.sh',
				 dir_lib, lib_libinput.full_path())
endif

############ documentation ############

if get_option('documentation')
	subdir('doc/api')
	subdir('doc/user')
endif

############ tools ############
libinput_tool_path = dir_libexec
config_h.set_quoted('LIBINPUT_TOOL_PATH', libinput_tool_path)
tools_shared_sources = [ 'tools/shared.c',
			 'tools/shared.h',
			 'src/builddir.h' ]
deps_tools_shared = [ dep_libinput, dep_libevdev ]
lib_tools_shared = static_library('tools_shared',
				  tools_shared_sources,
				  include_directories : [includes_src, includes_include],
				  dependencies : deps_tools_shared)
dep_tools_shared = declare_dependency(link_with : lib_tools_shared,
				      dependencies : deps_tools_shared)

man_config = configuration_data()
man_config.set('LIBINPUT_VERSION', meson.project_version())
man_config.set('LIBINPUT_DATA_DIR', dir_data)

deps_tools = [ dep_tools_shared, dep_libinput ]
libinput_debug_events_sources = [ 'tools/libinput-debug-events.c' ]
executable('libinput-debug-events',
	   libinput_debug_events_sources,
	   dependencies : deps_tools,
	   include_directories : [includes_src, includes_include],
	   install_dir : libinput_tool_path,
	   install : true
	   )
configure_file(input : 'tools/libinput-debug-events.man',
	       output : 'libinput-debug-events.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

libinput_quirks_sources = [ 'tools/libinput-quirks.c' ]
libinput_quirks = executable('libinput-quirks',
			     libinput_quirks_sources,
			     dependencies : [dep_libquirks, dep_tools_shared, dep_libinput],
			     include_directories : [includes_src, includes_include],
			     install_dir : libinput_tool_path,
			     install : true
			    )
test('validate-quirks',
     libinput_quirks,
     args: ['validate', '--data-dir=@0@'.format(dir_src_quirks)],
     suite : ['all']
     )

configure_file(input : 'tools/libinput-quirks.man',
	       output : 'libinput-quirks.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )
# Same man page for the subtools to stay consistent with the other tools
configure_file(input : 'tools/libinput-quirks.man',
	       output : 'libinput-quirks-list.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )
configure_file(input : 'tools/libinput-quirks.man',
	       output : 'libinput-quirks-validate.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

libinput_list_devices_sources = [ 'tools/libinput-list-devices.c' ]
libinput_list_devices = executable('libinput-list-devices',
				   libinput_list_devices_sources,
				   dependencies : deps_tools,
				   include_directories : [includes_src, includes_include],
				   install_dir : libinput_tool_path,
				   install : true,
				  )
test('list-devices',
     libinput_list_devices,
     suite : ['all', 'root', 'hardware'])

configure_file(input : 'tools/libinput-list-devices.man',
	       output : 'libinput-list-devices.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

libinput_measure_sources = [ 'tools/libinput-measure.c' ]
executable('libinput-measure',
	   libinput_measure_sources,
	   dependencies : deps_tools,
	   include_directories : [includes_src, includes_include],
	   install_dir : libinput_tool_path,
	   install : true,
	   )
configure_file(input : 'tools/libinput-measure.man',
	       output : 'libinput-measure.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

src_python_tools = files(
	      'tools/libinput-measure-fuzz.py',
	      'tools/libinput-measure-touchpad-tap.py',
	      'tools/libinput-measure-touchpad-pressure.py',
	      'tools/libinput-measure-touch-size.py',
)

config_noop = configuration_data()
# Set a dummy replacement to silence meson warnings:
# meson.build:487: WARNING: Got an empty configuration_data() object and
# 		   found no substitutions in the input file 'foo'. If you
# 		   want to copy a file to the build dir, use the 'copy:'
# 		   keyword argument added in 0.47.0
config_noop.set('dummy', 'dummy')
foreach t : src_python_tools
	configure_file(input: t,
		       output: '@BASENAME@',
		       configuration : config_noop,
		       install : true,
		       install_dir : libinput_tool_path
		      )
endforeach

src_man = files(
	      'tools/libinput-measure-fuzz.man',
	      'tools/libinput-measure-touchpad-tap.man',
	      'tools/libinput-measure-touchpad-pressure.man',
	      'tools/libinput-measure-touch-size.man',
)

foreach m : src_man
	configure_file(input : m,
		       output : '@BASENAME@.1',
		       configuration : man_config,
		       install : true,
		       install_dir : dir_man1)
endforeach

libinput_record_sources = [ 'tools/libinput-record.c', git_version_h ]
executable('libinput-record',
	   libinput_record_sources,
	   dependencies : deps_tools + [dep_udev],
	   include_directories : [includes_src, includes_include],
	   install_dir : libinput_tool_path,
	   install : true,
	   )
configure_file(input : 'tools/libinput-record.man',
	       output : 'libinput-record.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

install_data('tools/libinput-replay',
	     install_dir : libinput_tool_path)
configure_file(input : 'tools/libinput-replay.man',
	       output : 'libinput-replay.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

if get_option('debug-gui')
	dep_gtk = dependency('gtk+-3.0', version : '>= 3.20')
	dep_cairo = dependency('cairo')
	dep_glib = dependency('glib-2.0')

	debug_gui_sources = [ 'tools/libinput-debug-gui.c' ]
	deps_debug_gui = [
			dep_gtk,
			dep_cairo,
			dep_glib,
			] + deps_tools
	executable('libinput-debug-gui',
		   debug_gui_sources,
		   dependencies : deps_debug_gui,
		   include_directories : [includes_src, includes_include],
		   install_dir : libinput_tool_path,
		   install : true
		   )
	configure_file(input : 'tools/libinput-debug-gui.man',
		       output : 'libinput-debug-gui.1',
		       configuration : man_config,
		       install : true,
		       install_dir : dir_man1,
		       )
endif

libinput_sources = [ 'tools/libinput-tool.c' ]

libinput_tool = executable('libinput',
			   libinput_sources,
			   dependencies : deps_tools,
			   include_directories : [includes_src, includes_include],
			   install : true
			  )
configure_file(input : 'tools/libinput.man',
	       output : 'libinput.1',
	       configuration : man_config,
	       install : true,
	       install_dir : dir_man1,
	       )

ptraccel_debug_sources = [ 'tools/ptraccel-debug.c' ]
executable('ptraccel-debug',
	   ptraccel_debug_sources,
	   dependencies : [ dep_libfilter, dep_libinput ],
	   include_directories : [includes_src, includes_include],
	   install : false
	   )

# Don't run the test during a release build because we rely on the magic
# subtool lookup
if get_option('buildtype') == 'debug' or get_option('buildtype') == 'debugoptimized'
	config_tool_option_test = configuration_data()
	config_tool_option_test.set('MESON_ENABLED_DEBUG_GUI', get_option('debug-gui'))
	tool_option_test = configure_file(input: 'tools/test-tool-option-parsing.py',
					  output: '@BASENAME@',
					  configuration : config_tool_option_test,
					  install : false)
	test('tool-option-parsing',
	     tool_option_test,
	     args : ['--tool-path', libinput_tool.full_path()],
	     suite : ['all', 'root'],
	     timeout : 240)
endif

# the libinput tools check whether we execute from the builddir, this is
# the test to verify that lookup. We test twice, once as normal test
# run from the builddir, once after copying to /tmp
test_builddir_lookup = executable('test-builddir-lookup',
				  'test/test-builddir-lookup.c',
				  dependencies : [ dep_tools_shared],
				  include_directories : [includes_src, includes_include],
				  install : false)
test('tools-builddir-lookup',
     test_builddir_lookup,
     args : ['--builddir-is-set'],
     suite : ['all'])
test('tools-builddir-lookup-installed',
     find_program('test/helper-copy-and-exec-from-tmp.sh'),
     args : [test_builddir_lookup.full_path(), '--builddir-is-null'],
     env : ['LD_LIBRARY_PATH=@0@'.format(meson.build_root())],
     suite : ['all'],
     workdir : '/tmp')

############ tests ############

test('symbols-leak-test',
     find_program('test/symbols-leak-test'),
     args : [ join_paths(dir_src, 'libinput.sym'), dir_src],
     suite : ['all'])

# build-test only
executable('test-build-pedantic',
	   'test/build-pedantic.c',
	   dependencies : [dep_udev],
	   include_directories : [includes_src, includes_include],
	   c_args : ['-std=c99', '-pedantic', '-Werror'],
	   install : false)
# build-test only
executable('test-build-std-gnuc90',
	   'test/build-pedantic.c',
	   dependencies : [dep_udev],
	   include_directories : [includes_src, includes_include],
	   c_args : ['-std=gnu89', '-Werror'],
	   install : false)
# test for linking with the minimal linker flags
executable('test-build-linker',
	   'test/build-pedantic.c',
	   include_directories : [includes_src, includes_include],
	   dependencies : [ dep_libinput, dep_libinput_util ],
	   install : false)
# test including from C++ (in case CPP compiler is available)
if add_languages('cpp', required: false)
	executable('test-build-cxx',
		   'test/build-cxx.cc',
		   dependencies : [dep_udev],
		   include_directories : [includes_src, includes_include],
		   install : false)
endif

# This is the test suite runner, we allow disabling that one because of
# dependencies
if get_option('tests')
	dep_check = dependency('check', version : '>= 0.9.10')

	gstack = find_program('gstack', required : false)
	config_h.set10('HAVE_GSTACK', gstack.found())

	# for inhibit support during test run
	dep_libsystemd = dependency('libsystemd', version : '>= 221', required : false)
	config_h.set10('HAVE_LIBSYSTEMD', dep_libsystemd.found())

	litest_sources = [
		'test/litest.h',
		'test/litest-int.h',
		'test/litest-device-acer-hawaii-keyboard.c',
		'test/litest-device-acer-hawaii-touchpad.c',
		'test/litest-device-aiptek-tablet.c',
		'test/litest-device-alps-semi-mt.c',
		'test/litest-device-alps-dualpoint.c',
		'test/litest-device-anker-mouse-kbd.c',
		'test/litest-device-apple-appletouch.c',
		'test/litest-device-apple-internal-keyboard.c',
		'test/litest-device-apple-magicmouse.c',
		'test/litest-device-asus-rog-gladius.c',
		'test/litest-device-atmel-hover.c',
		'test/litest-device-bcm5974.c',
		'test/litest-device-calibrated-touchscreen.c',
		'test/litest-device-cyborg-rat-5.c',
		'test/litest-device-dell-canvas-totem.c',
		'test/litest-device-dell-canvas-totem-touch.c',
		'test/litest-device-elantech-touchpad.c',
		'test/litest-device-generic-singletouch.c',
		'test/litest-device-gpio-keys.c',
		'test/litest-device-huion-pentablet.c',
		'test/litest-device-hp-wmi-hotkeys.c',
		'test/litest-device-ignored-mouse.c',
		'test/litest-device-keyboard.c',
		'test/litest-device-keyboard-all-codes.c',
		'test/litest-device-keyboard-razer-blackwidow.c',
		'test/litest-device-keyboard-razer-blade-stealth.c',
		'test/litest-device-keyboard-razer-blade-stealth-videoswitch.c',
		'test/litest-device-lid-switch.c',
		'test/litest-device-lid-switch-surface3.c',
		'test/litest-device-logitech-trackball.c',
		'test/litest-device-nexus4-touch-screen.c',
		'test/litest-device-magic-trackpad.c',
		'test/litest-device-mouse.c',
		'test/litest-device-mouse-wheel-tilt.c',
		'test/litest-device-mouse-roccat.c',
		'test/litest-device-mouse-low-dpi.c',
		'test/litest-device-mouse-wheel-click-angle.c',
		'test/litest-device-mouse-wheel-click-count.c',
		'test/litest-device-ms-nano-transceiver-mouse.c',
		'test/litest-device-ms-surface-cover.c',
		'test/litest-device-protocol-a-touch-screen.c',
		'test/litest-device-qemu-usb-tablet.c',
		'test/litest-device-synaptics-x220.c',
		'test/litest-device-synaptics-hover.c',
		'test/litest-device-synaptics-i2c.c',
		'test/litest-device-synaptics-rmi4.c',
		'test/litest-device-synaptics-st.c',
		'test/litest-device-synaptics-t440.c',
		'test/litest-device-synaptics-x1-carbon-3rd.c',
		'test/litest-device-thinkpad-extrabuttons.c',
		'test/litest-device-trackpoint.c',
		'test/litest-device-touch-screen.c',
		'test/litest-device-touchscreen-invalid-range.c',
		'test/litest-device-touchscreen-fuzz.c',
		'test/litest-device-touchscreen-mt-tool.c',
		'test/litest-device-uclogic-tablet.c',
		'test/litest-device-wacom-bamboo-2fg-finger.c',
		'test/litest-device-wacom-bamboo-2fg-pad.c',
		'test/litest-device-wacom-bamboo-2fg-pen.c',
		'test/litest-device-wacom-bamboo-16fg-pen.c',
		'test/litest-device-wacom-cintiq-12wx-pen.c',
		'test/litest-device-wacom-cintiq-13hdt-finger.c',
		'test/litest-device-wacom-cintiq-13hdt-pad.c',
		'test/litest-device-wacom-cintiq-13hdt-pen.c',
		'test/litest-device-wacom-cintiq-24hd-pen.c',
		'test/litest-device-wacom-cintiq-24hdt-pad.c',
		'test/litest-device-wacom-cintiq-pro-16-finger.c',
		'test/litest-device-wacom-cintiq-pro-16-pad.c',
		'test/litest-device-wacom-cintiq-pro-16-pen.c',
		'test/litest-device-wacom-ekr.c',
		'test/litest-device-wacom-hid4800-pen.c',
		'test/litest-device-wacom-intuos3-pad.c',
		'test/litest-device-wacom-intuos5-finger.c',
		'test/litest-device-wacom-intuos5-pad.c',
		'test/litest-device-wacom-intuos5-pen.c',
		'test/litest-device-wacom-isdv4-4200-pen.c',
		'test/litest-device-wacom-isdv4-e6-pen.c',
		'test/litest-device-wacom-isdv4-e6-finger.c',
		'test/litest-device-wacom-mobilestudio-pro-pad.c',
		'test/litest-device-waltop-tablet.c',
		'test/litest-device-wheel-only.c',
		'test/litest-device-xen-virtual-pointer.c',
		'test/litest-device-vmware-virtual-usb-mouse.c',
		'test/litest-device-yubikey.c',
		'test/litest.c',
		'include/valgrind/valgrind.h'
	]

	dep_dl = cc.find_library('dl')
	deps_litest = [
		dep_libinput,
		dep_check,
		dep_udev,
		dep_libevdev,
		dep_dl,
		dep_lm,
		dep_libsystemd,
		dep_libquirks,
	]

	litest_config_h = configuration_data()
	litest_config_h.set_quoted('LIBINPUT_DEVICE_GROUPS_RULES_FILE',
			    join_paths(meson.build_root(),
				       '80-libinput-device-groups-litest.rules'))
	litest_config_h.set_quoted('LIBINPUT_FUZZ_OVERRIDE_UDEV_RULES_FILE',
			    join_paths(meson.build_root(),
				       '90-libinput-fuzz-override-litest.rules'))

	def_no_main = '-DLITEST_NO_MAIN'
	def_disable_backtrace = '-DLITEST_DISABLE_BACKTRACE_LOGGING'
	defs_litest_selftest = [
		def_no_main,
		def_disable_backtrace
	]
	test_litest_selftest_sources = [
		'test/litest-selftest.c',
		'test/litest.c',
		'test/litest.h'
	]
	test_litest_selftest = executable('test-litest-selftest',
					  test_litest_selftest_sources,
					  include_directories : [includes_src, includes_include],
					  dependencies : deps_litest,
					  c_args : defs_litest_selftest,
					  install : false)
	test('test-litest-selftest',
	     test_litest_selftest,
	     suite : ['all'],
	     timeout : 100)

	def_LT_VERSION = '-DLIBINPUT_LT_VERSION="@0@:@1@:@2@"'.format(libinput_lt_c, libinput_lt_r, libinput_lt_a)
	test_library_version = executable('test-library-version',
					  ['test/test-library-version.c'],
					  c_args : [ def_LT_VERSION ],
					  install : false)
	test('test-library-version',
	     test_library_version,
	     suite : ['all'])

	test_utils_sources = [
		'src/libinput-util.h',
		'src/libinput-util.c',
		'test/test-utils.c',
	]
	test_utils = executable('test-utils',
				test_utils_sources,
				include_directories : [includes_src, includes_include],
				dependencies : deps_litest,
				install: false)
	test('test-utils',
	     test_utils,
	     suite : ['all'])

	libinput_test_runner_sources = litest_sources + [
		'src/libinput-util.h',
		'src/libinput-util.c',
		'test/test-udev.c',
		'test/test-path.c',
		'test/test-pointer.c',
		'test/test-touch.c',
		'test/test-log.c',
		'test/test-tablet.c',
		'test/test-totem.c',
		'test/test-pad.c',
		'test/test-touchpad.c',
		'test/test-touchpad-tap.c',
		'test/test-touchpad-buttons.c',
		'test/test-trackpoint.c',
		'test/test-trackball.c',
		'test/test-misc.c',
		'test/test-keyboard.c',
		'test/test-device.c',
		'test/test-gestures.c',
		'test/test-switch.c',
		'test/test-quirks.c',
	]
	libinput_test_runner = executable('libinput-test-suite',
					  libinput_test_runner_sources,
					  include_directories : [includes_src, includes_include],
					  dependencies : deps_litest,
					  install_dir : libinput_tool_path,
					  install : get_option('install-tests'))
	configure_file(input : 'test/libinput-test-suite.man',
		       output : 'libinput-test-suite.1',
		       configuration : man_config,
		       install : true,
		       install_dir : dir_man1,
		       )

	# Update this list and the one in litest.c when new group names are
	# required
        groups = [
		'config', 'context', 'device', 'events', 'gestures', 'keyboard', 'lid',
		'log', 'misc', 'pad', 'path', 'pointer', 'quirks', 'switch', 'tablet',
		'tablet-mode', 'tap', 'timer', 'totem', 'touch', 'touchpad', 'trackball',
		'trackpoint', 'udev',
	]
	foreach group : groups
		test('libinput-test-suite-@0@'.format(group),
		     libinput_test_runner,
		     suite : ['all', 'valgrind', 'root', 'hardware'],
		     args : ['--filter-group=@0@:*'.format(group)],
		     is_parallel : false,
		     timeout : 1200)
        endforeach

	test('libinput-test-deviceless',
	     libinput_test_runner,
	     suite : ['all', 'valgrind'],
	     args: ['--filter-deviceless'])

	valgrind = find_program('valgrind', required : false)
	if valgrind.found()
		valgrind_env = environment()
		valgrind_env.set('LITEST_JOBS', '4')
		valgrind_suppressions_file = join_paths(dir_src_test, 'valgrind.suppressions')
		add_test_setup('valgrind',
				exe_wrapper : [ valgrind,
						'--leak-check=full',
						'--gen-suppressions=all',
						'--error-exitcode=3',
						'--suppressions=' + valgrind_suppressions_file ],
				env :  valgrind_env,
				timeout_multiplier : 100)
	else
		message('valgrind not found, disabling valgrind test suite')
	endif
	configure_file(output : 'litest-config.h',
		       install : false,
		       configuration : litest_config_h)
endif
############ output files ############
configure_file(output : 'config.h', install : false, configuration : config_h)