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libfprint/meson.build
Benjamin Berg 4bf064d873 meson: Shuffle around driver/helper definition 
This should make it clearer what supporting features each driver needs.
2021-07-01 13:19:42 +02:00

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Meson
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project('libfprint', [ 'c', 'cpp' ],
version: '1.92.0',
license: 'LGPLv2.1+',
default_options: [
'buildtype=debugoptimized',
'warning_level=1',
'c_std=gnu99',
],
meson_version: '>= 0.49.0')
gnome = import('gnome')
libfprint_conf = configuration_data()
cc = meson.get_compiler('c')
cpp = meson.get_compiler('cpp')
host_system = host_machine.system()
glib_min_version = '2.56'
glib_version_def = 'GLIB_VERSION_@0@_@1@'.format(
glib_min_version.split('.')[0], glib_min_version.split('.')[1])
common_cflags = cc.get_supported_arguments([
'-Wall',
'-Wcast-align',
'-Wformat-nonliteral',
'-Wformat-security',
'-Wformat=2',
'-Wignored-qualifiers',
'-Wlogical-op',
'-Wmissing-declarations',
'-Wmissing-format-attribute',
'-Wmissing-include-dirs',
'-Wmissing-noreturn',
'-Wpointer-arith',
'-Wshadow',
'-Wswitch-enum',
'-Wtype-limits',
'-Wundef',
'-Wunused',
'-Werror=address',
'-Werror=array-bounds',
'-Werror=empty-body',
'-Werror=init-self',
'-Werror=int-to-pointer-cast',
'-Werror=main',
'-Werror=missing-braces',
'-Werror=nonnull',
'-Werror=redundant-decls',
'-Werror=return-type',
'-Werror=sequence-point',
'-Werror=trigraphs',
'-Werror=write-strings',
'-fno-strict-aliasing',
'-DGLIB_VERSION_MIN_REQUIRED=' + glib_version_def,
'-DGLIB_VERSION_MAX_ALLOWED=' + glib_version_def,
'-D_GNU_SOURCE',
'-DG_LOG_DOMAIN="@0@"'.format(meson.project_name()),
])
c_cflags = cc.get_supported_arguments([
'-Wimplicit-function-declaration',
'-Wmissing-prototypes',
'-Wnested-externs',
'-Wold-style-definition',
'-Wstrict-prototypes',
'-Werror=implicit',
'-Werror=pointer-to-int-cast',
])
add_project_arguments(common_cflags + c_cflags, language: 'c')
add_project_arguments(common_cflags, language: 'cpp')
# maintaining compatibility with the previous libtool versioning
# current = binary - interface
# revision = interface
soversion = 2
current = 0
revision = 0
libversion = '@0@.@1@.@2@'.format(soversion, current, revision)
versioned_libname = meson.project_name() + '-' + soversion.to_string()
# Dependencies
glib_dep = dependency('glib-2.0', version: '>=' + glib_min_version)
gio_dep = dependency('gio-unix-2.0', version: '>=' + glib_min_version)
gobject_dep = dependency('gobject-2.0', version: '>=' + glib_min_version)
gusb_dep = dependency('gusb', version: '>= 0.2.0')
mathlib_dep = cc.find_library('m', required: false)
# The following dependencies are only used for tests
cairo_dep = dependency('cairo', required: false)
# introspection scanning and Gio-2.0.gir
gobject_introspection = dependency('gobject-introspection-1.0', required: get_option('introspection'))
# Drivers
drivers = get_option('drivers').split(',')
virtual_drivers = [
'virtual_image',
'virtual_device',
'virtual_device_storage',
]
default_drivers = [
'upektc_img',
'vfs5011',
'vfs7552',
'aes3500',
'aes4000',
'aes1610',
'aes1660',
'aes2660',
'aes2501',
'aes2550',
'vfs101',
'vfs301',
'vfs0050',
'etes603',
'vcom5s',
'synaptics',
'elan',
'uru4000',
'upektc',
'upeksonly',
'upekts',
'goodixmoc',
'nb1010',
# SPI
'elanspi',
]
# FIXME: All the drivers should be fixed by adjusting the byte order.
# See https://gitlab.freedesktop.org/libfprint/libfprint/-/issues/236
endian_independent_drivers = virtual_drivers + [
'aes3500',
'synaptics',
]
all_drivers = default_drivers + virtual_drivers
if drivers == [ 'all' ]
drivers = all_drivers
endif
if drivers == [ 'default' ]
drivers = default_drivers
endif
driver_helper_mapping = {
'aes1610' : [ 'aeslib' ],
'aes1660' : [ 'aeslib', 'aesx660' ],
'aes2501' : [ 'aeslib' ],
'aes2550' : [ 'aeslib' ],
'aes2660' : [ 'aeslib', 'aesx660' ],
'aes3500' : [ 'aeslib', 'aes3k' ],
'aes4000' : [ 'aeslib', 'aes3k' ],
'uru4000' : [ 'nss' ],
'elanspi' : [ 'udev' ],
'virtual_image' : [ 'virtual' ],
'virtual_device' : [ 'virtual' ],
'virtual_device_storage' : [ 'virtual' ],
}
driver_helpers = []
foreach driver : drivers
if driver in driver_helper_mapping
foreach helper : driver_helper_mapping[driver]
if helper not in driver_helpers
driver_helpers += helper
endif
endforeach
endif
endforeach
if drivers.length() == 0 or drivers[0] == ''
error('Cannot build libfprint without drivers, please specify a valid value for the drivers option')
endif
if drivers == all_drivers or drivers == default_drivers
default_drivers_are_enabled = true
else
default_drivers_are_enabled = true
foreach driver: default_drivers
if driver not in drivers
default_drivers_are_enabled = false
break
endif
endforeach
endif
udev_rules = get_option('udev_rules')
install_udev_rules = udev_rules.enabled()
optional_deps = []
# Resolve extra dependencies
foreach i : driver_helpers
foreach d, helpers : driver_helper_mapping
if i in helpers
driver = d
break
endif
endforeach
if i == 'aes3k'
imaging_dep = dependency('pixman-1', required: false)
if not imaging_dep.found()
error('pixman is required for @0@ and possibly others'.format(driver))
endif
libfprint_conf.set10('HAVE_PIXMAN', true)
optional_deps += imaging_dep
elif i == 'nss'
nss_dep = dependency('nss', required: false)
if not nss_dep.found()
error('nss is required for @0@ and possibly others'.format(driver))
endif
optional_deps += nss_dep
elif i == 'udev'
install_udev_rules = true
gudev_dep = dependency('gudev-1.0', required: false)
if not gudev_dep.found()
error('udev is required for SPI support')
endif
libfprint_conf.set10('HAVE_UDEV', true)
optional_deps += gudev_dep
endif
endforeach
if udev_rules.disabled()
install_udev_rules = false
endif
if install_udev_rules
udev_rules_dir = get_option('udev_rules_dir')
if udev_rules_dir == 'auto'
udev_dep = dependency('udev')
udev_rules_dir = udev_dep.get_pkgconfig_variable('udevdir') + '/rules.d'
endif
endif
supported_drivers = []
foreach driver: drivers
if build_machine.endian() == 'little' or driver in endian_independent_drivers
supported_drivers += driver
else
warning('Driver @0@ is not supported by big endian cpu @1@. Please, fix it!'.format(
driver, build_machine.cpu()))
endif
endforeach
if default_drivers_are_enabled and supported_drivers != drivers
default_drivers_are_enabled = false
endif
root_inc = include_directories('.')
udev_hwdb = get_option('udev_hwdb')
if not udev_hwdb.disabled()
# systemd v248 includes our autosuspend rules
udev_versioned_dep = dependency('udev', version: '>= 248', required: false)
udev_hwdb_dir = get_option('udev_hwdb_dir')
if udev_hwdb.auto()
if udev_versioned_dep.found()
udev_hwdb_dir = ''
endif
else
if udev_versioned_dep.found()
warning('udev hwdb will be installed by both systemd and libfprint')
endif
endif
if udev_hwdb_dir == 'auto'
udev_dep = dependency('udev')
udev_hwdb_dir = udev_dep.get_pkgconfig_variable('udevdir') + '/hwdb.d'
endif
else
udev_hwdb_dir = ''
endif
if get_option('gtk-examples')
gnome = import('gnome')
gtk_dep = dependency('gtk+-3.0', required: false)
if not gtk_dep.found()
error('GTK+ 3.x is required for GTK+ examples')
endif
endif
# Some dependency resolving happens inside here
subdir('libfprint')
configure_file(output: 'config.h', configuration: libfprint_conf)
subdir('examples')
if get_option('doc')
gnome = import('gnome')
subdir('doc')
endif
if get_option('gtk-examples')
subdir('demo')
endif
subdir('data')
subdir('tests')
pkgconfig = import('pkgconfig')
pkgconfig.generate(
name: versioned_libname,
description: 'Generic C API for fingerprint reader access',
version: meson.project_version(),
libraries: libfprint,
requires: [gio_dep, gobject_dep],
subdirs: versioned_libname,
filebase: versioned_libname,
)
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