Add meson build system

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

meson.build

@@ -0,0 +1,137 @@
+project('xf86-input-libinput', 'c',
+        version: '1.2.1',  # bump version in configure.ac
+        default_options: ['warning_level=2'],
+        meson_version: '>= 0.50.0')
+
+driver_version = meson.project_version().split('.')
+
+dir_pkgconf	= get_option('prefix') / get_option('libdir') / 'pkgconfig'
+dir_man4	= get_option('prefix') / get_option('mandir') / 'man4'
+
+cc = meson.get_compiler('c')
+cflags = [
+	'-Wno-unused-parameter',
+	'-Wno-sign-compare',	 # lots of work to get rid of this
+	'-Wmissing-prototypes',
+	'-Wstrict-prototypes',
+	'-Wlogical-op',
+	'-Wpointer-arith',
+	'-Wuninitialized',
+	'-Winit-self',
+	'-Wstrict-prototypes',
+	'-Wimplicit-fallthrough',
+	'-Wredundant-decls',
+	'-Wincompatible-pointer-types',
+	'-Wformat=2',
+	'-Wno-missing-field-initializers',
+	'-Wmissing-declarations',
+
+	'-fvisibility=hidden',
+]
+add_project_arguments(cc.get_supported_arguments(cflags), language: 'c')
+
+pkgconfig = import('pkgconfig')
+dep_xserver = dependency('xorg-server', version: '>= 1.19')
+dep_xproto = dependency('xproto')
+dep_inputproto = dependency('inputproto', version: '>= 2.2')
+dep_libinput = dependency('libinput', version: '>= 1.11.0')
+
+config_h = configuration_data()
+config_h.set('PACKAGE_VERSION_MAJOR', driver_version[0])
+config_h.set('PACKAGE_VERSION_MINOR', driver_version[1])
+config_h.set('PACKAGE_VERSION_PATCHLEVEL', driver_version[2])
+
+if dep_inputproto.version().version_compare('>= 2.3.99.1')
+	config_h.set('HAVE_INPUTPROTO24', 1)
+endif
+
+if cc.has_function('libinput_device_config_scroll_get_button_lock',
+		   dependencies: dep_libinput)
+	config_h.set('HAVE_LIBINPUT_SCROLL_BUTTON_LOCK', 1)
+endif
+if cc.has_function('libinput_event_pointer_get_scroll_value_v120',
+	           dependencies: dep_libinput)
+	config_h.set('HAVE_LIBINPUT_AXIS_VALUE_V120', 1)
+endif
+
+dir_headers = get_option('sdkdir')
+if dir_headers == ''
+	dir_headers = dep_xserver.get_pkgconfig_variable('sdkdir')
+endif
+
+dir_xorg_module = get_option('xorg-module-dir')
+if dir_xorg_module == ''
+    dir_xorg_module = dep_xserver.get_pkgconfig_variable('moduledir') / 'input'
+endif
+
+dir_xorg_conf = get_option('xorg-conf-dir')
+if dir_xorg_conf == ''
+    dir_xorg_conf = dep_xserver.get_pkgconfig_variable('sysconfigdir')
+endif
+
+libbezier = static_library('bezier', ['src/bezier.c', 'src/bezier.h'])
+dep_libbezier = declare_dependency(link_with: libbezier)
+
+libdraglock = static_library('draglock', ['src/draglock.c', 'src/draglock.h'])
+dep_libdraglock = declare_dependency(link_with: libdraglock)
+
+dep_drivers = [
+  dep_xserver,
+  dep_xproto,
+  dep_inputproto,
+  dep_libinput,
+  dep_libbezier,
+  dep_libdraglock,
+]
+
+driver_src = ['src/xf86libinput.c']
+driver_lib = shared_module(
+	'libinput_drv',
+	driver_src,
+	name_prefix: '', # we want libinput_drv.so, not liblibinput_drv.so
+	include_directories: include_directories('include'),
+	dependencies: dep_drivers,
+	install: true,
+	install_dir: dir_xorg_module,
+)
+
+test_bezier = executable('test-bezier',
+			 ['test/test-bezier.c'],
+			 dependencies: dep_libbezier,
+			 include_directories: include_directories('src'),
+			 install: false)
+test('test-bezier', test_bezier)
+
+test_draglock = executable('test-draglock',
+			 ['test/test-draglock.c'],
+			 dependencies: dep_libdraglock,
+			 include_directories: include_directories('src'),
+			 install: false)
+test('test-draglock', test_draglock)
+
+
+conf_pkgconf = configuration_data()
+conf_pkgconf.set('PACKAGE_VERSION', meson.project_version())
+conf_pkgconf.set('sdkdir', dir_headers)
+
+configure_file(
+	input: 'xorg-libinput.pc.in',
+	output: 'xorg-libinput.pc',
+	configuration: conf_pkgconf,
+	install_dir: dir_pkgconf,
+)
+
+config_man = configuration_data()
+config_man.set('VERSION', '@0@ @1@'.format(meson.project_name(), meson.project_version()))
+
+configure_file(
+	input: 'man/libinput.man',
+	output: 'libinput.4',
+	configuration: config_man,
+	install_dir: dir_man4
+)
+
+install_data('conf/40-libinput.conf', install_dir: dir_xorg_conf)
+
+# Now generate config.h
+configure_file(output: 'config.h', configuration: config_h)

meson_options.txt

@@ -0,0 +1,15 @@
+option('sdkdir',
+	type: 'string',
+	value: '',
+	description: 'Directory to install header files in [default=from xorg-server pkgconf]',
+)
+option('xorg-module-dir',
+	type : 'string',
+	value : '',
+	description : 'Default xorg module directory [default=from xorg-server pkgconf]',
+)
+option('xorg-conf-dir',
+	type : 'string',
+	value : '',
+	description : 'Default xorg.conf.d directory [default=from xorg-server pkgconfig]'
+)