project('gtk+-4.0', 'c', version: '3.91.2', default_options: [ 'buildtype=debugoptimized', 'warning_level=1', # We only need c99, but glib needs GNU-specific features # https://github.com/mesonbuild/meson/issues/2289 'c_std=gnu99', ], meson_version : '>= 0.42.1', license: 'LGPLv2.1+') glib_major_req = 2 glib_minor_req = 53 glib_micro_req = 7 if glib_minor_req.is_odd() glib_min_required = 'GLIB_VERSION_@0@_@1@'.format(glib_major_req, glib_minor_req - 1) else glib_min_required = 'GLIB_VERSION_@0@_@1@'.format(glib_major_req, glib_minor_req) endif if glib_minor_req.is_odd() glib_max_allowed = 'GLIB_VERSION_@0@_@1@'.format(glib_major_req, glib_minor_req + 1) else glib_max_allowed = 'GLIB_VERSION_@0@_@1@'.format(glib_major_req, glib_minor_req) endif glib_req = '>= @0@.@1@.@2@'.format(glib_major_req, glib_minor_req, glib_micro_req) pango_req = '>= 1.37.3' atk_req = '>= 2.15.1' cairo_req = '>= 1.14.0' gdk_pixbuf_req = '>= 2.30.0' introspection_req = '>= 1.39.0' wayland_proto_req = '>= 1.9' wayland_req = '>= 1.9.91' mirclient_req = '>= 0.22.0' mircookie_req = '>= 0.17.0' graphene_req = '>= 1.5.1' epoxy_req = '>= 1.0' cloudproviders_req = '>= 0.2.0' xkbcommon_req = '>= 0.2.0' gnome = import('gnome') add_project_arguments('-DG_LOG_USE_STRUCTURED=1', language: 'c') add_project_arguments('-DGLIB_MIN_REQUIRED_VERSION=' + glib_min_required, language: 'c') add_project_arguments('-DGLIB_MAX_ALLOWED_VERSION=' + glib_max_allowed, language: 'c') # Making releases: # 1. gtk_micro_version += 1; # 2. gtk_interface_age += 1; # 3. if any functions have been added, set gtk_interface_age to 0. # 4. if backwards compatibility has been broken, we're in trouble gtk_version = meson.project_version() gtk_major_version = gtk_version.split('.')[0].to_int() gtk_minor_version = gtk_version.split('.')[1].to_int() gtk_micro_version = gtk_version.split('.')[2].to_int() gtk_interface_age = 0 add_project_arguments('-DGTK_VERSION="@0@"'.format(meson.project_version()), language: 'c') add_project_arguments('-D_GNU_SOURCE', language: 'c') gtk_debug_cflags = [] buildtype = get_option('buildtype') if buildtype == 'debugoptimized' or buildtype == 'debug' gtk_debug_cflags += '-DG_ENABLE_DEBUG' if buildtype == 'debug' gtk_debug_cflags += '-DG_ENABLE_CONSISTENCY_CHECKS' else gtk_debug_cflags += '-DG_DISABLE_CAST_CHECKS' endif else gtk_debug_cflags += [ '-DG_DISABLE_ASSERT', '-DG_DISABLE_CAST_CHECKS', '-DG_DISABLE_CHECKS', ] endif add_project_arguments(gtk_debug_cflags, language: 'c') # Define a string for the earliest version that this release has # backwards binary compatibility with for all interfaces a module # might. Unless we add module-only API with lower stability # guarantees, this should be unchanged until we break binary compat # for GTK+. gtk_binary_version = '4.0.0' gtk_binary_age = 100 * gtk_minor_version + gtk_micro_version gtk_soversion = '0.@0@.@1@'.format(gtk_binary_age - gtk_interface_age, gtk_interface_age) gtk_api_version = '4.0' x11_enabled = get_option('enable-x11-backend') wayland_enabled = get_option('enable-wayland-backend') broadway_enabled = get_option('enable-broadway-backend') mir_enabled = get_option('enable-mir-backend') quartz_enabled = get_option('enable-quartz-backend') win32_enabled = get_option('enable-win32-backend') cloudproviders_enabled = get_option('enable-cloudproviders') os_unix = false os_linux = false os_win32 = false os_darwin = false if host_machine.system().contains('darwin') os_darwin = true elif host_machine.system().contains('mingw') os_win32 = true elif host_machine.system().contains('linux') os_linux = true endif os_unix = not os_win32 gtk_prefix = get_option('prefix') gtk_includedir = join_paths(gtk_prefix, get_option('includedir')) gtk_libdir = join_paths(gtk_prefix, get_option('libdir')) gtk_datadir = join_paths(gtk_prefix, get_option('datadir')) gtk_localedir = join_paths(gtk_prefix, get_option('localedir')) gtk_sysconfdir = join_paths(gtk_prefix, get_option('sysconfdir')) gtk_applicationsdir = join_paths(gtk_datadir, 'applications') gtk_schemasdir = join_paths(gtk_datadir, 'glib-2.0/schemas') cc = meson.get_compiler('c') cdata = configuration_data() cdata.set_quoted('PACKAGE_VERSION', meson.project_version()) cdata.set_quoted('GTK_LOCALEDIR', gtk_localedir) cdata.set_quoted('GTK_DATADIR', gtk_datadir) cdata.set_quoted('GTK_LIBDIR', gtk_libdir) cdata.set_quoted('GTK_SYSCONFDIR', gtk_sysconfdir) cdata.set_quoted('GETTEXT_PACKAGE', 'gtk40') cdata.set('GTK_MAJOR_VERSION', gtk_major_version) cdata.set('GTK_MINOR_VERSION', gtk_minor_version) cdata.set('GTK_MICRO_VERSION', gtk_micro_version) cdata.set('GTK_BINARY_AGE', gtk_binary_age) cdata.set('GTK_INTERFACE_AGE', gtk_interface_age) check_headers = [ 'crt/externs.h', 'dlfcn.h', 'ftw.h', 'inttypes.h', 'linux/memfd.h', 'locale.h', 'memory.h', 'stdint.h', 'stdlib.h', 'strings.h', 'string.h', 'sys/mman.h', 'sys/param.h', 'sys/stat.h', 'sys/sysinfo.h', 'sys/systeminfo.h', 'sys/time.h', 'sys/types.h', 'unistd.h', ] foreach h : check_headers if cc.has_header(h) cdata.set('HAVE_' + h.underscorify().to_upper(), 1) endif endforeach # Maths functions might be implemented in libm libm = cc.find_library('m', required: false) check_functions = [ 'dcgettext', 'getpagesize', 'getresuid', 'lstat', 'mmap', 'nearbyint', 'posix_fallocate', '_lock_file', 'flockfile', 'mkstemp', 'mallinfo', 'round', 'rint', 'log2', 'exp2', 'sincos', ] foreach func : check_functions if cc.has_function(func, dependencies: libm) cdata.set('HAVE_' + func.underscorify().to_upper(), 1) endif endforeach cdata.set('HAVE_DECL_ISINF', cc.has_header_symbol('math.h', 'isinf')) cdata.set('HAVE_DECL_ISNAN', cc.has_header_symbol('math.h', 'isnan')) # Disable deprecation checks for all libraries we depend on on stable branches. # This is so newer versions of those libraries don't cause more warnings with # a stable GTK version. # We don't ever want to turn off deprecation warnings for master however, because # that's where we get rid of deprecated API we use. if gtk_minor_version.is_even() cdata.set('GLIB_DISABLE_DEPRECATION_WARNINGS', 1) endif # Compiler flags if cc.get_id() == 'msvc' # Compiler options taken from msvc_recommended_pragmas.h # in GLib, based on _Win32_Programming_ by Rector and Newcomer test_cflags = [ '-we4002', # too many actual parameters for macro '-we4003', # not enough actual parameters for macro '-w14010', # single-line comment contains line-continuation character '-we4013', # 'function' undefined; assuming extern returning int '-w14016', # no function return type; using int as default '-we4020', # too many actual parameters '-we4021', # too few actual parameters '-we4027', # function declared without formal parameter list '-we4029', # declared formal parameter list different from definition '-we4033', # 'function' must return a value '-we4035', # 'function' : no return value '-we4045', # array bounds overflow '-we4047', # different levels of indirection '-we4049', # terminating line number emission '-we4053', # an expression of type void was used as an operand '-we4071', # no function prototype given '-we4819', # the file contains a character that cannot be represented in the current code page ] elif cc.get_id() == 'gcc' or cc.get_id() == 'clang' test_cflags = [ '-fno-strict-aliasing', '-Wpointer-arith', '-Wmissing-declarations', '-Wimplicit-function-declaration', '-Wformat=2', '-Wformat-nonliteral', '-Wformat-security', '-Wstrict-prototypes', '-Wmissing-prototypes', '-Wnested-externs', '-Wold-style-definition', '-Wundef', '-Wunused', '-Wcast-align', '-Wmissing-noreturn', '-Wmissing-format-attribute', '-Wmissing-include-dirs', '-Wlogical-op', '-Wswitch-default', '-Wswitch-enum', '-Werror=redundant-decls', '-Werror=implicit', '-Werror=nonnull', '-Werror=init-self', '-Werror=main', '-Werror=missing-braces', '-Werror=sequence-point', '-Werror=return-type', '-Werror=trigraphs', '-Werror=array-bounds', '-Werror=write-strings', '-Werror=address', '-Werror=int-to-pointer-cast', '-Werror=pointer-to-int-cast', '-Werror=empty-body', '-Werror=write-strings', ] else test_cflags = [] endif common_cflags = [] foreach cflag: test_cflags if cc.has_argument(cflag) common_cflags += [ cflag ] endif endforeach # Symbol visibility if get_option('default_library') != 'static' if host_machine.system() == 'windows' cdata.set('DLL_EXPORT', true) cdata.set('_GDK_EXTERN', '__declspec(dllexport) extern') if cc.get_id() != 'msvc' common_cflags += ['-fvisibility=hidden'] endif else cdata.set('_GDK_EXTERN', '__attribute__((visibility("default"))) extern') common_cflags += ['-fvisibility=hidden'] endif endif common_ldflags = [] if host_machine.system() == 'linux' foreach ldflag: [ '-Wl,-Bsymbolic', '-Wl,-z,relro', '-Wl,-z,now', ] if cc.has_argument(ldflag) common_ldflags += [ ldflag ] endif endforeach endif # Maintain compatibility with autotools if host_machine.system() == 'darwin' common_ldflags += [ '-compatibility_version 1', '-current_version 1.0', ] endif confinc = include_directories('.') gdkinc = include_directories('gdk') gskinc = include_directories('gsk') gtkinc = include_directories('gtk') testinc = include_directories('tests') # Dependencies glib_dep = dependency('glib-2.0', version: glib_req, fallback : ['glib', 'libglib_dep']) gobject_dep = dependency('gobject-2.0', version: glib_req, fallback : ['glib', 'libgobject_dep']) giounix_dep = dependency('gio-unix-2.0', version: glib_req, required: false, fallback : ['glib', 'libgio_dep']) gmodule_dep = dependency('gmodule-2.0', version: glib_req, fallback : ['glib', 'libgmodule_dep']) cairo_dep = dependency('cairo', version: cairo_req, required : cc.get_id() != 'msvc') cairogobj_dep = dependency('cairo-gobject', version: cairo_req, required : cc.get_id() != 'msvc') pango_dep = dependency('pango', version: pango_req, fallback : ['pango', 'libpango_dep']) pangoft_dep = dependency('pangoft2', required: wayland_enabled or x11_enabled, fallback : ['pango', 'libpangoft2_dep']) pangocairo_dep = dependency('pangocairo', version: pango_req, fallback : ['pango', 'libpangocairo_dep']) pixbuf_dep = dependency('gdk-pixbuf-2.0', version: gdk_pixbuf_req, fallback : ['gdk-pixbuf', 'gdkpixbuf_dep']) epoxy_dep = dependency('epoxy', version: epoxy_req, fallback: ['libepoxy', 'libepoxy_dep']) atk_dep = dependency('atk', version: atk_req) harfbuzz_dep = dependency('harfbuzz', version: '>= 0.9', required: false) xkbdep = dependency('xkbcommon', version: xkbcommon_req) graphene_dep = dependency('graphene-gobject-1.0', version: graphene_req, fallback: ['graphene', 'graphene_dep']) fontconfig_dep = [] # only used in x11 backend atkbridge_dep = [] # only used in x11 backend backend_immodules = [] pc_gdk_extra_libs = [] cairo_backends = [] foreach backend: [ ['cairo-xlib', cairo_req, x11_enabled], ['cairo-win32', cairo_req, win32_enabled], ['cairo-quartz', cairo_req, quartz_enabled], ['cairo', cairo_req, broadway_enabled or wayland_enabled or mir_enabled], ] backend_enabled = backend.get(2) cairo_backend_req = backend.get(1) cairo_backend = backend.get(0) if backend_enabled if dependency(cairo_backend, version: cairo_backend_req, required : cc.get_id() != 'msvc').found() cairo_backends += [ cairo_backend ] endif endif endforeach cairo_pkg_found = false cairogobj_pkg_found = false if cairo_dep.found() cairo_pkg_found = true endif if cairogobj_dep.found() cairogobj_pkg_found = true endif cairo_libs = [] if cc.get_id() == 'msvc' # Fallback depedency discovery for those on Visual Studio that do not generate # pkg-config files in their build systems for MSVC # Fallback for Cairo if not cairo_dep.found() if (cc.has_header('cairo.h') and cc.has_header('cairo-win32.h')) cairo_dep = cc.find_library('cairo') if cairo_dep.found() cairo_libs += '-lcairo' endif endif endif # Fallback for Cairo-GObject if not cairogobj_dep.found() if cc.has_header('cairo-gobject.h') cairogobj_dep = cc.find_library('cairo-gobject') if cairogobj_dep.found() cairo_libs += '-lcairo-gobject' endif endif endif # Fallback for HarfBuzz if not harfbuzz_dep.found() if cc.has_header('harfbuzz/hb.h') harfbuzz_dep = cc.find_library('harfbuzz', required : false) endif endif endif atk_pkgs = ['atk'] wayland_pkgs = [] if wayland_enabled wlclientdep = dependency('wayland-client', version: wayland_req) wlprotocolsdep = dependency('wayland-protocols', version: wayland_proto_req) wlcursordep = dependency('wayland-cursor', version: wayland_req) wlegldep = dependency('wayland-egl') wayland_pkgs = [ 'wayland-client', wayland_req, 'wayland-protocols', wayland_proto_req, 'xkbcommon', xkbcommon_req, 'wayland-cursor', wayland_req, 'wayland-egl', ] endif x11_pkgs = [] if x11_enabled xrandr_dep = dependency('xrandr', version: '>= 1.2.99') xrandr15_dep = dependency('xrandr', version: '>= 1.5', required: false) x11_dep = dependency('x11') xrender_dep = dependency('xrender') xi_dep = dependency('xi') xext_dep = dependency('xext') xcursor_dep = dependency('xcursor', required: false) xdamage_dep = dependency('xdamage', required: false) xfixes_dep = dependency('xfixes', required: false) xcomposite_dep = dependency('xcomposite', required: false) fontconfig_dep = dependency('fontconfig') atkbridge_dep = dependency('atk-bridge-2.0', version: atk_req) backend_immodules += ['xim'] x11_pkgs = ['fontconfig', 'x11', 'xext', 'xi', 'xrandr'] if xcursor_dep.found() x11_pkgs += ['xcursor'] endif if xfixes_dep.found() x11_pkgs += ['xfixes'] endif if xcomposite_dep.found() x11_pkgs += ['xcomposite'] endif if xdamage_dep.found() x11_pkgs += ['xdamage'] endif atk_pkgs += ['atk-bridge-2.0'] cdata.set('HAVE_XDAMAGE', xdamage_dep.found()) cdata.set('HAVE_XCURSOR', xcursor_dep.found()) cdata.set('HAVE_XCOMPOSITE', xcomposite_dep.found()) cdata.set('HAVE_XFIXES', xfixes_dep.found()) if cc.has_function('XkbQueryExtension', dependencies: x11_dep, prefix : '#include ') cdata.set('HAVE_XKB', 1) endif if cc.has_function('XSyncQueryExtension', dependencies: xext_dep, prefix: '''#include #include ''') cdata.set('HAVE_XSYNC', 1) endif if cc.has_function('XGetEventData', dependencies: x11_dep) cdata.set('HAVE_XGENERICEVENTS', 1) endif if xi_dep.found() and cc.has_header('X11/extensions/XInput2.h', dependencies: xi_dep) cdata.set('XINPUT_2', 1) # Note that we also check that the XIScrollClassInfo struct is defined, # because at least Ubuntu Oneiric seems to have XIAllowTouchEvents(), # but not the XIScrollClassInfo struct has_allow_touch_evens = cc.has_function('XIAllowTouchEvents', dependencies: xi_dep) has_scroll_class_info = cc.has_member('XIScrollClassInfo', 'number', dependencies: xi_dep, prefix: '''#include #include ''') if has_allow_touch_evens and has_scroll_class_info cdata.set('XINPUT_2_2', 1) endif endif enable_xinerama = get_option('enable-xinerama') if enable_xinerama != 'no' want_xinerama = enable_xinerama == 'yes' xinerama_dep = dependency('xinerama', required: want_xinerama) if xinerama_dep.found() and cc.has_header_symbol('X11/extensions/Xinerama.h', 'XineramaQueryExtension', dependencies: xinerama_dep) cdata.set('HAVE_XFREE_XINERAMA', 1) x11_pkgs += ['xinerama'] endif else xinerama_dep = [] endif cdata.set('HAVE_RANDR', xrandr_dep.found()) cdata.set('HAVE_RANDR15', xrandr15_dep.found()) endif mir_pkgs = [] if mir_enabled mirclient_dep = dependency('mirclient', version: mirclient_req) mircookie_dep = dependency('mircookie', version: mircookie_req) libcontent_hub_glib_dep = dependency('libcontenthub-glib') mir_pkgs = [ 'mirclient', mirclient_req, 'mircookie', mircookie_req, 'libcontent-hub-glib', ] endif if broadway_enabled pc_gdk_extra_libs += ['-lz'] backend_immodules += ['broadway'] endif if quartz_enabled pc_gdk_extra_libs += ['-framework Cocoa', '-framework Carbon'] backend_immodules += ['quartz'] endif if win32_enabled pc_gdk_extra_libs += ['-lgdi32', '-limm32', '-lshell32', '-lole32', '-Wl,-luuid', '-lwinmm', '-ldwmapi', '-lsetupapi', '-lcfgmgr32'] backend_immodules += ['ime'] endif # Check for bind_textdomain_codeset, including -lintl if GLib brings it in by # doing the same check as glib. We can't check that by linking to glib because # it might be a subproject and hence not built yet. libintl_dep = cc.find_library('intl', required : false) if cc.has_function('bind_textdomain_codeset', dependencies: libintl_dep) cdata.set('HAVE_BIND_TEXTDOMAIN_CODESET', 1) endif cdata.set('HAVE_GIO_UNIX', giounix_dep.found()) # Check for Vulkan support # TODO: move to gsk subfolder maybe? Or will it be used elsewhere too? have_vulkan = false vulkan_lib = [] if cc.get_id() == 'msvc' vulkan_libname = 'vulkan-1' else vulkan_libname = 'vulkan' endif enable_vulkan = get_option('enable-vulkan') if enable_vulkan != 'no' vulkan_lib = cc.find_library(vulkan_libname, required: false) if vulkan_lib.found() and cc.has_function('vkCreateInstance', dependencies: vulkan_lib) and cc.has_header('vulkan/vulkan.h') have_vulkan = true pc_gdk_extra_libs += ['-l@0@'.format(vulkan_libname)] elif enable_vulkan == 'yes' error('Vulkan support not found, but was explicitly requested.') endif else message('Vulkan support explicitly disabled') endif if cloudproviders_enabled cloudproviders_dep = dependency('cloudproviders', required: true) if cloudproviders_dep.found() cdata.set('HAVE_CLOUDPROVIDERS', cloudproviders_dep.found()) else error('Cloudproviders support not found, but was explicitly requested.') endif endif subdir('modules/input') subdir('gdk') subdir('gsk') subdir('gtk') subdir('modules') if get_option('build-tests') subdir('tests') subdir('testsuite') endif if get_option('demos') subdir('demos') subdir('examples') endif # config.h configure_file(input: 'config.h.meson', output: 'config.h', configuration: cdata) # pkg-config files - bit of a mess all of this pkgconf = configuration_data() pkgconf.set('prefix', get_option('prefix')) pkgconf.set('exec_prefix', '${prefix}') pkgconf.set('libdir', '${prefix}/@0@'.format(get_option('libdir'))) pkgconf.set('includedir', '${prefix}/@0@'.format(get_option('includedir'))) pkgconf.set('GTK_API_VERSION', gtk_api_version) pkgconf.set('VERSION', meson.project_version()) pkgconf.set('GTK_BINARY_VERSION', gtk_binary_version) pkgconf.set('host', '@0@-@1@'.format(host_machine.cpu_family(), host_machine.system())) # FIXME # Requires pango_pkgname = win32_enabled ? 'pangowin32' : 'pango' gdk_packages = ' '.join([ pango_pkgname, pango_req, 'pangocairo', pango_req, 'gdk-pixbuf-2.0', gdk_pixbuf_req ]) if cairo_pkg_found gdk_packages += ' '.join([ ' cairo', cairo_req ]) endif if cairogobj_pkg_found gdk_packages += ' '.join([ ' cairo-gobject', cairo_req ]) endif pkgconf.set('GDK_PACKAGES', gdk_packages) pkgconf.set('GSK_PACKAGES', ' '.join([ 'graphene-gobject-1.0', graphene_req ])) pkgconf.set('GTK_PACKAGES', ' '.join([ 'atk', atk_req, 'gio-2.0', glib_req ])) # Requires.private pc_gdk_extra_libs += cairo_libs gio_pkgname = os_unix ? 'gio-unix-2.0' : 'gio-2.0' pkgconf.set('GDK_PRIVATE_PACKAGES', ' '.join([ gio_pkgname, glib_req, 'epoxy', epoxy_req ] + x11_pkgs + wayland_pkgs + mir_pkgs + cairo_backends)) pkgconf.set('GSK_PRIVATE_PACKAGES', '') # all already in GDK_PRIVATE_PACKAGES pangoft2_pkgs = (wayland_enabled or x11_enabled) ? ['pangoft2'] : [] pkgconf.set('GTK_PRIVATE_PACKAGES', ' '.join(atk_pkgs + pangoft2_pkgs)) pkgconf.set('GDK_EXTRA_LIBS', ' '.join(pc_gdk_extra_libs)) pkgconf.set('GSK_EXTRA_LIBS', '') pkgconf.set('GTK_EXTRA_LIBS', '') pkgconf.set('GDK_EXTRA_CFLAGS', '') pkgconf.set('GSK_EXTRA_CFLAGS', '') pkgconf.set('GTK_EXTRA_CFLAGS', '') pkg_install_dir = join_paths(get_option('libdir'), 'pkgconfig') pkgs = [ 'gtk+-4.0.pc' ] pkg_targets = '' foreach backend: [ 'broadway', 'mir', 'quartz', 'wayland', 'win32', 'x11', ] if get_variable('@0@_enabled'.format(backend)) pkgs += ['gtk+-@0@-4.0.pc'.format(backend)] pkg_targets += ' ' + backend endif endforeach pkgconf.set('GDK_BACKENDS', pkg_targets.strip()) foreach pkg: pkgs configure_file(input: 'gtk+-4.0.pc.in', output: pkg, configuration: pkgconf, install_dir: pkg_install_dir) endforeach if host_machine.system() != 'windows' configure_file(input: 'gtk+-unix-print-4.0.pc.in', output: 'gtk+-unix-print-4.0.pc', configuration: pkgconf, install_dir: pkg_install_dir) endif subdir('po') subdir('po-properties') if get_option('documentation') subdir('docs/tools') subdir('docs/reference') endif summary = [ '', '------', 'GTK+ @0@ (@1@)'.format(gtk_version, gtk_api_version), '', ' Enabled backends: @0@'.format(pkg_targets.strip()), ' Vulkan support: @0@'.format(have_vulkan), ' Tests: @0@'.format(get_option('build-tests')), ' Documentation: @0@'.format(get_option('documentation')), ' Demos: @0@'.format(get_option('demos')), 'Directories:', ' prefix: @0@'.format(gtk_prefix), ' includedir: @0@'.format(gtk_includedir), ' libdir: @0@'.format(gtk_libdir), ' datadir: @0@'.format(gtk_datadir), '------', '' ] message('\n'.join(summary)) # Keep this in sync with post-install.sh expected arguments meson.add_install_script('build-aux/meson/post-install.sh', gtk_api_version, gtk_binary_version, gtk_libdir, gtk_datadir)