mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-12-26 15:36:14 +01:00
e8fde0b9e7
Partial revert of commit a7a6449f4d.
Checking for the availability of m4 for installing m4 macro files
creates an implicit dependency on m4 even if GLib does not need it; this
prevents building GLib and then installing Autotools in order to build a
project that depends on GLib.
Closes #1520
2037 lines
65 KiB
Meson
2037 lines
65 KiB
Meson
project('glib', 'c', 'cpp',
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version : '2.59.0',
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meson_version : '>= 0.47.0',
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default_options : [
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'buildtype=debugoptimized',
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'warning_level=1',
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'c_std=gnu89'
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]
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)
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cc = meson.get_compiler('c')
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cxx = meson.get_compiler('cpp')
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cc_can_run = not meson.is_cross_build() or meson.has_exe_wrapper()
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if cc.get_id() == 'msvc'
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# Ignore several spurious warnings for things glib does very commonly
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# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
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# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
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# NOTE: Only add warnings here if you are sure they're spurious
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add_project_arguments('/wd4035', '/wd4715', '/wd4116',
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'/wd4046', '/wd4068', '/wo4090', '/FImsvc_recommended_pragmas.h',language : 'c')
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# Disable SAFESEH with MSVC for plugins and libs that use external deps that
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# are built with MinGW
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noseh_link_args = ['/SAFESEH:NO']
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# Set the input and exec encoding to utf-8, like is the default with GCC
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add_project_arguments(cc.get_supported_arguments(['/utf-8']), language: 'c')
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else
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noseh_link_args = []
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# -mms-bitfields vs -fnative-struct ?
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endif
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host_system = host_machine.system()
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glib_version = meson.project_version()
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glib_api_version = '2.0'
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version_arr = glib_version.split('.')
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major_version = version_arr[0].to_int()
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minor_version = version_arr[1].to_int()
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micro_version = version_arr[2].to_int()
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interface_age = minor_version.is_odd() ? 0 : micro_version
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binary_age = 100 * minor_version + micro_version
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soversion = 0
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# Maintain compatibility with previous libtool versioning
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# current = minor * 100 + micro
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library_version = '@0@.@1@.@2@'.format(soversion, binary_age - interface_age, interface_age)
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configinc = include_directories('.')
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glibinc = include_directories('glib')
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gobjectinc = include_directories('gobject')
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gmoduleinc = include_directories('gmodule')
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gioinc = include_directories('gio')
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glib_prefix = get_option('prefix')
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glib_bindir = join_paths(glib_prefix, get_option('bindir'))
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glib_libdir = join_paths(glib_prefix, get_option('libdir'))
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glib_libexecdir = join_paths(glib_prefix, get_option('libexecdir'))
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glib_datadir = join_paths(glib_prefix, get_option('datadir'))
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glib_pkgdatadir = join_paths(glib_datadir, 'glib-2.0')
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glib_includedir = join_paths(glib_prefix, get_option('includedir'))
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glib_giomodulesdir = get_option('gio_module_dir')
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if glib_giomodulesdir == ''
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glib_giomodulesdir = join_paths(glib_libdir, 'gio', 'modules')
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endif
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glib_pkgconfigreldir = join_paths(glib_libdir, 'pkgconfig')
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installed_tests_metadir = join_paths(glib_datadir, 'installed-tests', meson.project_name())
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installed_tests_execdir = join_paths(glib_libexecdir, 'installed-tests', meson.project_name())
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installed_tests_enabled = get_option('installed_tests')
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installed_tests_template = files('template.test.in')
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add_project_arguments('-D_GNU_SOURCE', language: 'c')
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# Disable strict aliasing;
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# see https://bugzilla.gnome.org/show_bug.cgi?id=791622
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if cc.has_argument('-fno-strict-aliasing')
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add_project_arguments('-fno-strict-aliasing', language: 'c')
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endif
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########################
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# Configuration begins #
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########################
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glib_conf = configuration_data()
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glibconfig_conf = configuration_data()
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# accumulated list of defines as we check for them, so we can easily
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# use them later in test programs (autoconf does this automatically)
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glib_conf_prefix = ''
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glib_conf.set('GLIB_MAJOR_VERSION', major_version)
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glib_conf.set('GLIB_MINOR_VERSION', minor_version)
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glib_conf.set('GLIB_MICRO_VERSION', micro_version)
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glib_conf.set('GLIB_INTERFACE_AGE', interface_age)
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glib_conf.set('GLIB_BINARY_AGE', binary_age)
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glib_conf.set_quoted('GETTEXT_PACKAGE', 'glib20')
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glib_conf.set_quoted('PACKAGE_BUGREPORT', 'https://gitlab.gnome.org/GNOME/glib/issues/new')
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glib_conf.set_quoted('PACKAGE_NAME', 'glib')
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glib_conf.set_quoted('PACKAGE_STRING', 'glib @0@'.format(meson.project_version()))
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glib_conf.set_quoted('PACKAGE_TARNAME', 'glib')
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glib_conf.set_quoted('PACKAGE_URL', '')
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glib_conf.set_quoted('PACKAGE_VERSION', meson.project_version())
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glib_conf.set('ENABLE_NLS', 1)
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# used by the .rc.in files
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glibconfig_conf.set('LT_CURRENT_MINUS_AGE', soversion)
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glib_conf.set('_GNU_SOURCE', 1)
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if host_system == 'windows'
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# Poll doesn't work on devices on Windows
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glib_conf.set('BROKEN_POLL', true)
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endif
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if host_system == 'windows' and cc.get_id() != 'msvc'
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# FIXME: Ideally we shouldn't depend on this on Windows and should use
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# 64 bit capable Windows API that also works with MSVC.
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# The autotools build did set this for mingw and while meson sets it
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# for gcc/clang by default, it doesn't do so on Windows.
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glib_conf.set('_FILE_OFFSET_BITS', 64)
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endif
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# Check for GNU visibility attributes
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g_have_gnuc_visibility = cc.compiles('''
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void
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__attribute__ ((visibility ("hidden")))
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f_hidden (void)
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{
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}
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void
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__attribute__ ((visibility ("internal")))
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f_internal (void)
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{
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}
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void
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__attribute__ ((visibility ("protected")))
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f_protected (void)
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{
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}
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void
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__attribute__ ((visibility ("default")))
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f_default (void)
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{
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}
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int main (void)
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{
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f_hidden();
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f_internal();
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f_protected();
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f_default();
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return 0;
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}
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''',
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# Not supported by MSVC, but MSVC also won't support visibility,
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# so it's OK to pass -Werror explicitly. Replace with
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# override_options : 'werror=true' once that is supported
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args: ['-Werror'],
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name : 'GNU C visibility attributes test')
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if g_have_gnuc_visibility
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glibconfig_conf.set('G_HAVE_GNUC_VISIBILITY', '1')
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endif
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# Detect and set symbol visibility
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glib_hidden_visibility_args = []
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if get_option('default_library') != 'static'
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if host_system == 'windows'
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glib_conf.set('DLL_EXPORT', true)
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if cc.get_id() == 'msvc'
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glib_conf.set('_GLIB_EXTERN', '__declspec(dllexport) extern')
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elif cc.has_argument('-fvisibility=hidden')
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glib_conf.set('_GLIB_EXTERN', '__attribute__((visibility("default"))) __declspec(dllexport) extern')
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glib_hidden_visibility_args = ['-fvisibility=hidden']
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endif
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elif cc.has_argument('-fvisibility=hidden')
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glib_conf.set('_GLIB_EXTERN', '__attribute__((visibility("default"))) extern')
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glib_hidden_visibility_args = ['-fvisibility=hidden']
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endif
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endif
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if host_system == 'windows' and get_option('default_library') == 'static'
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glibconfig_conf.set('GLIB_STATIC_COMPILATION', '1')
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glibconfig_conf.set('GOBJECT_STATIC_COMPILATION', '1')
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endif
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# FIXME: what about Cygwin (G_WITH_CYGWIN)
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if host_system == 'windows'
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glib_os = '''#define G_OS_WIN32
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#define G_PLATFORM_WIN32'''
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else
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glib_os = '#define G_OS_UNIX'
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endif
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glibconfig_conf.set('glib_os', glib_os)
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# We need to know the build type to determine what .lib files we need on Visual Studio
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# for dependencies that don't normally come with pkg-config files for Visual Studio builds
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buildtype = get_option('buildtype')
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glib_debug_cflags = []
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if buildtype.startswith('debug')
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glib_debug_cflags += ['-DG_ENABLE_DEBUG']
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elif buildtype == 'release'
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glib_debug_cflags += ['-DG_DISABLE_CAST_CHECKS']
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endif
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add_project_arguments(glib_debug_cflags, language: 'c')
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# check for header files
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headers = [
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'alloca.h',
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'crt_externs.h',
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'dirent.h', # MSC does not come with this by default
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'float.h',
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'fstab.h',
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'grp.h',
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'inttypes.h',
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'limits.h',
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'linux/magic.h',
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'locale.h',
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'mach/mach_time.h',
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'memory.h',
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'mntent.h',
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'poll.h',
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'pwd.h',
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'sched.h',
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'stdint.h',
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'stdlib.h',
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'string.h',
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'strings.h',
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'sys/auxv.h',
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'sys/event.h',
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'sys/filio.h',
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'sys/inotify.h',
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'sys/mkdev.h',
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'sys/mntctl.h',
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'sys/mnttab.h',
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'sys/mount.h',
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'sys/param.h',
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'sys/resource.h',
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'sys/select.h',
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'sys/statfs.h',
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'sys/stat.h',
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'sys/statvfs.h',
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'sys/sysctl.h',
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'sys/time.h', # MSC does not come with this by default
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'sys/times.h',
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'sys/types.h',
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'sys/uio.h',
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'sys/vfs.h',
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'sys/vfstab.h',
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'sys/vmount.h',
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'sys/wait.h',
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'termios.h',
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'unistd.h',
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'values.h',
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'xlocale.h',
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]
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foreach h : headers
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if cc.has_header(h)
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define = 'HAVE_' + h.underscorify().to_upper()
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glib_conf.set(define, 1)
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glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
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endif
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endforeach
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# FIXME: Use cc.check_header from Meson 0.47.
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# FreeBSD includes a malloc.h which always throw compilation error.
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if cc.compiles('#include <malloc.h>', name : 'malloc.h')
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glib_conf.set('HAVE_MALLOC_H', 1)
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glib_conf_prefix = glib_conf_prefix + '#define HAVE_MALLOC_H 1\n'
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endif
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if cc.has_header('linux/netlink.h')
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glib_conf.set('HAVE_NETLINK', 1)
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endif
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if glib_conf.has('HAVE_LOCALE_H')
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if cc.has_header_symbol('locale.h', 'LC_MESSAGES')
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glib_conf.set('HAVE_LC_MESSAGES', 1)
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endif
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endif
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struct_stat_blkprefix = '''
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_SYS_STATFS_H
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#include <sys/statfs.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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'''
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struct_members = [
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[ 'stat', 'st_mtimensec' ],
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[ 'stat', 'st_mtim.tv_nsec' ],
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[ 'stat', 'st_atimensec' ],
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[ 'stat', 'st_atim.tv_nsec' ],
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[ 'stat', 'st_ctimensec' ],
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[ 'stat', 'st_ctim.tv_nsec' ],
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[ 'stat', 'st_birthtime' ],
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[ 'stat', 'st_birthtimensec' ],
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[ 'stat', 'st_birthtim' ],
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[ 'stat', 'st_birthtim.tv_nsec' ],
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[ 'stat', 'st_blksize', struct_stat_blkprefix ],
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[ 'stat', 'st_blocks', struct_stat_blkprefix ],
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[ 'statfs', 'f_fstypename', struct_stat_blkprefix ],
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[ 'statfs', 'f_bavail', struct_stat_blkprefix ],
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[ 'dirent', 'd_type', '''#include <sys/types.h>
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#include <dirent.h>''' ],
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[ 'statvfs', 'f_basetype', '#include <sys/statvfs.h>' ],
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[ 'statvfs', 'f_fstypename', '#include <sys/statvfs.h>' ],
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[ 'tm', 'tm_gmtoff', '#include <time.h>' ],
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[ 'tm', '__tm_gmtoff', '#include <time.h>' ],
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]
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foreach m : struct_members
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header_check_prefix = glib_conf_prefix
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if m.length() == 3
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header_check_prefix = header_check_prefix + m[2]
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else
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header_check_prefix = header_check_prefix + '#include <sys/stat.h>'
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endif
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if cc.has_member('struct ' + m[0], m[1], prefix : header_check_prefix)
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define = 'HAVE_STRUCT_@0@_@1@'.format(m[0].to_upper(), m[1].underscorify().to_upper())
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glib_conf.set(define, 1)
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glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
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else
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endif
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endforeach
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# Compiler flags
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if cc.get_id() == 'gcc' or cc.get_id() == 'clang'
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test_c_args = [
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'-Wall',
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'-Wduplicated-branches',
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'-Wimplicit-fallthrough',
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'-Wmisleading-indentation',
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'-Wstrict-prototypes',
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'-Wunused',
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# Due to pervasive use of things like GPOINTER_TO_UINT(), we do not support
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# building with -Wbad-function-cast.
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'-Wno-bad-function-cast',
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'-Werror=declaration-after-statement',
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'-Werror=format=2',
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'-Werror=implicit-function-declaration',
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'-Werror=init-self',
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'-Werror=missing-include-dirs',
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'-Werror=missing-prototypes',
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'-Werror=pointer-arith',
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]
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test_c_link_args = [
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'-Wl,-z,nodelete',
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]
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if get_option('bsymbolic_functions')
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test_c_link_args += ['-Wl,-Bsymbolic-functions']
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endif
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else
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test_c_args = []
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test_c_link_args = []
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endif
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add_project_arguments(cc.get_supported_arguments(test_c_args), language: 'c')
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# FIXME: We cannot build some of the GResource tests with -z nodelete, which
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# means we cannot use that flag in add_project_link_arguments(), and must add
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# it to the relevant targets manually. We do the same with -Bsymbolic-functions
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# because that is what the autotools build did.
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# See https://github.com/mesonbuild/meson/pull/3520 for a way to eventually
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# improve this.
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glib_link_flags = cc.get_supported_link_arguments(test_c_link_args)
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# Windows Support (7+)
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if host_system == 'windows'
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glib_conf.set('_WIN32_WINNT', '0x0601')
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endif
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functions = [
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'endmntent',
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'endservent',
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'fallocate',
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'fchmod',
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'fchown',
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'fdwalk',
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'fsync',
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'getc_unlocked',
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'getfsstat',
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'getgrgid_r',
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'getmntent_r',
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'getpwuid_r',
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'getresuid',
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'getvfsstat',
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'gmtime_r',
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'hasmntopt',
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'inotify_init1',
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'issetugid',
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'kevent',
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'kqueue',
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'lchmod',
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'lchown',
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'link',
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'localtime_r',
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'lstat',
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|
'mbrtowc',
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|
'memalign',
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'mmap',
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'newlocale',
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'pipe2',
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'poll',
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'prlimit',
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'readlink',
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'recvmmsg',
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'sendmmsg',
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'setenv',
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'setmntent',
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'strerror_r',
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'strnlen',
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'strsignal',
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'strtod_l',
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'strtoll_l',
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|
'strtoull_l',
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'symlink',
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'timegm',
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'unsetenv',
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'uselocale',
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'utimes',
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'valloc',
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'vasprintf',
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'vsnprintf',
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'wcrtomb',
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'wcslen',
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'wcsnlen',
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'sysctlbyname',
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'_NSGetEnviron',
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]
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if glib_conf.has('HAVE_SYS_STATVFS_H')
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functions += ['statvfs']
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else
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have_func_statvfs = false
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endif
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if glib_conf.has('HAVE_SYS_STATFS_H') or glib_conf.has('HAVE_SYS_MOUNT_H')
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functions += ['statfs']
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else
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have_func_statfs = false
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endif
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if host_system == 'windows'
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iphlpapi_dep = cc.find_library('iphlpapi')
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iphlpapi_funcs = ['if_nametoindex', 'if_indextoname']
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foreach ifunc : iphlpapi_funcs
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iphl_prefix = '''#define _WIN32_WINNT @0@
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#include <winsock2.h>
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#include <iphlpapi.h>'''.format(glib_conf.get('_WIN32_WINNT'))
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if cc.has_function(ifunc,
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prefix : iphl_prefix,
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dependencies : iphlpapi_dep)
|
|
idefine = 'HAVE_' + ifunc.underscorify().to_upper()
|
|
glib_conf.set(idefine, 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(idefine)
|
|
set_variable('have_func_' + ifunc, true)
|
|
else
|
|
set_variable('have_func_' + ifunc, false)
|
|
endif
|
|
endforeach
|
|
else
|
|
functions += ['if_indextoname', 'if_nametoindex']
|
|
endif
|
|
|
|
# AIX splice is something else
|
|
if host_system != 'aix'
|
|
functions += ['splice']
|
|
endif
|
|
|
|
foreach f : functions
|
|
if cc.has_function(f)
|
|
define = 'HAVE_' + f.underscorify().to_upper()
|
|
glib_conf.set(define, 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
|
|
set_variable('have_func_' + f, true)
|
|
else
|
|
set_variable('have_func_' + f, false)
|
|
endif
|
|
endforeach
|
|
|
|
# Check that stpcpy() is usable; must use header
|
|
if cc.has_function('stpcpy', prefix : '#include <string.h>')
|
|
glib_conf.set('HAVE_STPCPY', 1)
|
|
endif
|
|
|
|
# Check that posix_memalign() is usable; must use header
|
|
if cc.has_function('posix_memalign', prefix : '#include <stdlib.h>')
|
|
glib_conf.set('HAVE_POSIX_MEMALIGN', 1)
|
|
endif
|
|
|
|
# Check that posix_spawn() is usable; must use header
|
|
if cc.has_function('posix_spawn', prefix : '#include <spawn.h>')
|
|
glib_conf.set('HAVE_POSIX_SPAWN', 1)
|
|
endif
|
|
|
|
# Check whether strerror_r returns char *
|
|
if have_func_strerror_r
|
|
if cc.compiles('''#define _GNU_SOURCE
|
|
#include <string.h>
|
|
int func (void) {
|
|
char error_string[256];
|
|
char *ptr = strerror_r (-2, error_string, 256);
|
|
char c = *strerror_r (-2, error_string, 256);
|
|
return c != 0 && ptr != (void*) 0L;
|
|
}
|
|
''',
|
|
name : 'strerror_r() returns char *')
|
|
glib_conf.set('STRERROR_R_CHAR_P', 1,
|
|
description: 'Defined if strerror_r returns char *')
|
|
endif
|
|
endif
|
|
|
|
# Special-case these functions that have alternative names on Windows/MSVC
|
|
if cc.has_function('snprintf') or cc.has_header_symbol('stdio.h', 'snprintf')
|
|
glib_conf.set('HAVE_SNPRINTF', 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_SNPRINTF 1\n'
|
|
elif cc.has_function('_snprintf') or cc.has_header_symbol('stdio.h', '_snprintf')
|
|
hack_define = '1\n#define snprintf _snprintf'
|
|
glib_conf.set('HAVE_SNPRINTF', hack_define)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_SNPRINTF ' + hack_define
|
|
endif
|
|
|
|
if cc.has_function('strcasecmp')
|
|
glib_conf.set('HAVE_STRCASECMP', 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRCASECMP 1\n'
|
|
elif cc.has_function('_stricmp')
|
|
hack_define = '1\n#define strcasecmp _stricmp'
|
|
glib_conf.set('HAVE_STRCASECMP', hack_define)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRCASECMP ' + hack_define
|
|
endif
|
|
|
|
if cc.has_function('strncasecmp')
|
|
glib_conf.set('HAVE_STRNCASECMP', 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRNCASECMP 1\n'
|
|
elif cc.has_function('_strnicmp')
|
|
hack_define = '1\n#define strncasecmp _strnicmp'
|
|
glib_conf.set('HAVE_STRNCASECMP', hack_define)
|
|
glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRNCASECMP ' + hack_define
|
|
endif
|
|
|
|
if cc.has_header_symbol('sys/sysmacros.h', 'major')
|
|
glib_conf.set('MAJOR_IN_SYSMACROS', 1)
|
|
elif cc.has_header_symbol('sys/mkdev.h', 'major')
|
|
glib_conf.set('MAJOR_IN_MKDEV', 1)
|
|
elif cc.has_header_symbol('sys/types.h', 'major')
|
|
glib_conf.set('MAJOR_IN_TYPES', 1)
|
|
endif
|
|
|
|
if cc.has_header_symbol('dlfcn.h', 'RTLD_LAZY')
|
|
glib_conf.set('HAVE_RTLD_LAZY', 1)
|
|
endif
|
|
|
|
if cc.has_header_symbol('dlfcn.h', 'RTLD_NOW')
|
|
glib_conf.set('HAVE_RTLD_NOW', 1)
|
|
endif
|
|
|
|
if cc.has_header_symbol('dlfcn.h', 'RTLD_GLOBAL')
|
|
glib_conf.set('HAVE_RTLD_GLOBAL', 1)
|
|
endif
|
|
|
|
# Check whether to use statfs or statvfs
|
|
# Some systems have both statfs and statvfs, pick the most "native" for these
|
|
if have_func_statfs and have_func_statvfs
|
|
# on solaris and irix, statfs doesn't even have the f_bavail field
|
|
if not glib_conf.has('HAVE_STRUCT_STATFS_F_BAVAIL')
|
|
have_func_statfs = false
|
|
else
|
|
# at least on linux, statfs is the actual syscall
|
|
have_func_statvfs = false
|
|
endif
|
|
endif
|
|
if have_func_statfs
|
|
glib_conf.set('USE_STATFS', 1)
|
|
stat_func_to_use = 'statfs'
|
|
elif have_func_statvfs
|
|
glib_conf.set('USE_STATVFS', 1)
|
|
stat_func_to_use = 'statvfs'
|
|
else
|
|
stat_func_to_use = 'neither'
|
|
endif
|
|
message('Checking whether to use statfs or statvfs .. ' + stat_func_to_use)
|
|
|
|
if host_system == 'linux'
|
|
if cc.has_function('mkostemp',
|
|
prefix: '''#define _GNU_SOURCE
|
|
#include <stdlib.h>''')
|
|
glib_conf.set('HAVE_MKOSTEMP', 1)
|
|
endif
|
|
endif
|
|
|
|
osx_ldflags = []
|
|
glib_have_os_x_9_or_later = false
|
|
glib_have_carbon = false
|
|
glib_have_cocoa = false
|
|
if host_system == 'darwin'
|
|
add_languages('objc')
|
|
objcc = meson.get_compiler('objc')
|
|
|
|
osx_ldflags += ['-Wl,-framework,CoreFoundation']
|
|
|
|
# Mac OS X Carbon support
|
|
glib_have_carbon = objcc.compiles('''#include <Carbon/Carbon.h>
|
|
#include <CoreServices/CoreServices.h>''',
|
|
name : 'Mac OS X Carbon support')
|
|
|
|
if glib_have_carbon
|
|
glib_conf.set('HAVE_CARBON', true)
|
|
osx_ldflags += '-Wl,-framework,Carbon'
|
|
glib_have_os_x_9_or_later = objcc.compiles('''#include <AvailabilityMacros.h>
|
|
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1090
|
|
#error Compiling for minimum OS X version before 10.9
|
|
#endif''',
|
|
name : 'OS X 9 or later')
|
|
endif
|
|
|
|
# Mac OS X Cocoa support
|
|
glib_have_cocoa = objcc.compiles('''#include <Cocoa/Cocoa.h>
|
|
#ifdef GNUSTEP_BASE_VERSION
|
|
#error "Detected GNUstep, not Cocoa"
|
|
#endif''',
|
|
name : 'Mac OS X Cocoa support')
|
|
|
|
if glib_have_cocoa
|
|
glib_conf.set('HAVE_COCOA', true)
|
|
osx_ldflags += ['-Wl,-framework,Foundation', '-Wl,-framework,AppKit']
|
|
endif
|
|
|
|
# FIXME: libgio mix C and objC source files and there is no way to reliably
|
|
# know which language flags it's going to use to link. Add to both languages
|
|
# for now. See https://github.com/mesonbuild/meson/issues/3585.
|
|
add_project_link_arguments(osx_ldflags, language : ['objc', 'c'])
|
|
endif
|
|
|
|
# Check for futex(2)
|
|
if cc.links('''#include <linux/futex.h>
|
|
#include <sys/syscall.h>
|
|
#include <unistd.h>
|
|
int main (int argc, char ** argv) {
|
|
syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
|
|
return 0;
|
|
}''', name : 'futex(2) system call')
|
|
glib_conf.set('HAVE_FUTEX', 1)
|
|
endif
|
|
|
|
# Check for eventfd(2)
|
|
if cc.links('''#include <sys/eventfd.h>
|
|
#include <unistd.h>
|
|
int main (int argc, char ** argv) {
|
|
eventfd (0, EFD_CLOEXEC);
|
|
return 0;
|
|
}''', name : 'eventfd(2) system call')
|
|
glib_conf.set('HAVE_EVENTFD', 1)
|
|
endif
|
|
|
|
clock_gettime_test_code = '''
|
|
#include <time.h>
|
|
struct timespec t;
|
|
int main (int argc, char ** argv) {
|
|
return clock_gettime(CLOCK_REALTIME, &t);
|
|
}'''
|
|
librt = []
|
|
if cc.links(clock_gettime_test_code, name : 'clock_gettime')
|
|
glib_conf.set('HAVE_CLOCK_GETTIME', 1)
|
|
elif cc.links(clock_gettime_test_code, args : '-lrt', name : 'clock_gettime in librt')
|
|
glib_conf.set('HAVE_CLOCK_GETTIME', 1)
|
|
librt = cc.find_library('rt')
|
|
endif
|
|
|
|
# if statfs() takes 2 arguments (Posix) or 4 (Solaris)
|
|
if have_func_statfs
|
|
if cc.compiles(glib_conf_prefix + '''
|
|
#include <unistd.h>
|
|
#ifdef HAVE_SYS_PARAM_H
|
|
#include <sys/param.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_VFS_H
|
|
#include <sys/vfs.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_MOUNT_H
|
|
#include <sys/mount.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_STATFS_H
|
|
#include <sys/statfs.h>
|
|
#endif
|
|
void some_func (void) {
|
|
struct statfs st;
|
|
statfs("/", &st);
|
|
}''', name : 'number of arguments to statfs() (n=2)')
|
|
glib_conf.set('STATFS_ARGS', 2)
|
|
elif cc.compiles(glib_conf_prefix + '''
|
|
#include <unistd.h>
|
|
#ifdef HAVE_SYS_PARAM_H
|
|
#include <sys/param.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_VFS_H
|
|
#include <sys/vfs.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_MOUNT_H
|
|
#include <sys/mount.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_STATFS_H
|
|
#include <sys/statfs.h>
|
|
#endif
|
|
void some_func (void) {
|
|
struct statfs st;
|
|
statfs("/", &st, sizeof (st), 0);
|
|
}''', name : 'number of arguments to statfs() (n=4)')
|
|
glib_conf.set('STATFS_ARGS', 4)
|
|
else
|
|
error('Unable to determine number of arguments to statfs()')
|
|
endif
|
|
endif
|
|
|
|
# open takes O_DIRECTORY as an option
|
|
#AC_MSG_CHECKING([])
|
|
if cc.compiles('''#include <fcntl.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>],
|
|
void some_func (void) {
|
|
open(0, O_DIRECTORY, 0);
|
|
}''', name : 'open() option O_DIRECTORY')
|
|
glib_conf.set('HAVE_OPEN_O_DIRECTORY', 1)
|
|
endif
|
|
|
|
# Check whether there is a vsnprintf() function with C99 semantics installed.
|
|
# (similar tests to AC_FUNC_VSNPRINTF_C99)
|
|
# Check whether there is a snprintf() function with C99 semantics installed.
|
|
# (similar tests to AC_FUNC_SNPRINTF_C99)
|
|
# Check whether there is a printf() function with Unix98 semantics installed.
|
|
# (similar tests to AC_FUNC_PRINTF_UNIX98)
|
|
have_good_vsnprintf = false
|
|
have_good_snprintf = false
|
|
have_good_printf = false
|
|
|
|
if host_system == 'windows' and cc.get_id() == 'msvc'
|
|
# Unfortunately the Visual Studio 2015+ implementations of C99-style
|
|
# snprintf and vsnprintf don't seem to be quite good enough.
|
|
# (Sorry, I don't know exactly what is the problem,
|
|
# but it is related to floating point formatting and decimal point vs. comma.)
|
|
# The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
|
|
# rigorous enough to notice, though.
|
|
glib_conf.set('HAVE_C99_SNPRINTF', false)
|
|
glib_conf.set('HAVE_C99_VSNPRINTF', false)
|
|
glib_conf.set('HAVE_UNIX98_PRINTF', false)
|
|
else
|
|
vsnprintf_c99_test_code = '''
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
|
|
int
|
|
doit(char * s, ...)
|
|
{
|
|
char buffer[32];
|
|
va_list args;
|
|
int r;
|
|
|
|
va_start(args, s);
|
|
r = vsnprintf(buffer, 5, s, args);
|
|
va_end(args);
|
|
|
|
if (r != 7)
|
|
exit(1);
|
|
|
|
/* AIX 5.1 and Solaris seems to have a half-baked vsnprintf()
|
|
implementation. The above will return 7 but if you replace
|
|
the size of the buffer with 0, it borks! */
|
|
va_start(args, s);
|
|
r = vsnprintf(buffer, 0, s, args);
|
|
va_end(args);
|
|
|
|
if (r != 7)
|
|
exit(1);
|
|
|
|
exit(0);
|
|
}
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
doit("1234567");
|
|
exit(1);
|
|
}'''
|
|
|
|
if cc_can_run
|
|
rres = cc.run(vsnprintf_c99_test_code, name : 'C99 vsnprintf')
|
|
if rres.compiled() and rres.returncode() == 0
|
|
glib_conf.set('HAVE_C99_VSNPRINTF', 1)
|
|
have_good_vsnprintf = true
|
|
endif
|
|
else
|
|
have_good_vsnprintf = meson.get_cross_property('have_c99_vsnprintf', false)
|
|
glib_conf.set('HAVE_C99_VSNPRINTF', have_good_vsnprintf)
|
|
endif
|
|
|
|
snprintf_c99_test_code = '''
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
|
|
int
|
|
doit()
|
|
{
|
|
char buffer[32];
|
|
va_list args;
|
|
int r;
|
|
|
|
r = snprintf(buffer, 5, "1234567");
|
|
|
|
if (r != 7)
|
|
exit(1);
|
|
|
|
r = snprintf(buffer, 0, "1234567");
|
|
|
|
if (r != 7)
|
|
exit(1);
|
|
|
|
r = snprintf(NULL, 0, "1234567");
|
|
|
|
if (r != 7)
|
|
exit(1);
|
|
|
|
exit(0);
|
|
}
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
doit();
|
|
exit(1);
|
|
}'''
|
|
|
|
if cc_can_run
|
|
rres = cc.run(snprintf_c99_test_code, name : 'C99 snprintf')
|
|
if rres.compiled() and rres.returncode() == 0
|
|
glib_conf.set('HAVE_C99_SNPRINTF', 1)
|
|
have_good_snprintf = true
|
|
endif
|
|
else
|
|
have_good_snprintf = meson.get_cross_property('have_c99_snprintf', false)
|
|
glib_conf.set('HAVE_C99_SNPRINTF', have_good_snprintf)
|
|
endif
|
|
|
|
printf_unix98_test_code = '''
|
|
#include <stdio.h>
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
char buffer[128];
|
|
|
|
sprintf (buffer, "%2\$d %3\$d %1\$d", 1, 2, 3);
|
|
if (strcmp ("2 3 1", buffer) == 0)
|
|
exit (0);
|
|
exit (1);
|
|
}'''
|
|
|
|
if cc_can_run
|
|
rres = cc.run(printf_unix98_test_code, name : 'Unix98 printf positional parameters')
|
|
if rres.compiled() and rres.returncode() == 0
|
|
glib_conf.set('HAVE_UNIX98_PRINTF', 1)
|
|
have_good_printf = true
|
|
endif
|
|
else
|
|
have_good_printf = meson.get_cross_property('have_unix98_printf', false)
|
|
glib_conf.set('HAVE_UNIX98_PRINTF', have_good_printf)
|
|
endif
|
|
endif
|
|
|
|
if host_system == 'windows'
|
|
glib_conf.set_quoted('EXEEXT', '.exe')
|
|
else
|
|
glib_conf.set('EXEEXT', '')
|
|
endif
|
|
|
|
if have_good_vsnprintf and have_good_snprintf and have_good_printf
|
|
# Our printf is 'good' only if vsnpintf()/snprintf()/printf() supports C99 well enough
|
|
glib_conf.set('HAVE_GOOD_PRINTF', 1)
|
|
else
|
|
glib_conf.set('HAVE_VASPRINTF', 1)
|
|
endif
|
|
|
|
glibconfig_conf.set('GLIB_USING_SYSTEM_PRINTF',
|
|
have_good_vsnprintf and have_good_snprintf and have_good_printf)
|
|
|
|
# Check whether the printf() family supports Unix98 %n$ positional parameters
|
|
# AC_FUNC_PRINTF_UNIX98
|
|
# Nothing uses HAVE_UNIX98_PRINTF
|
|
|
|
|
|
# Check for nl_langinfo and CODESET
|
|
if cc.links('''#include <langinfo.h>
|
|
int main (int argc, char ** argv) {
|
|
char *codeset = nl_langinfo (CODESET);
|
|
return 0;
|
|
}''', name : 'nl_langinfo and CODESET')
|
|
glib_conf.set('HAVE_LANGINFO_CODESET', 1)
|
|
glib_conf.set('HAVE_CODESET', 1)
|
|
endif
|
|
|
|
# Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
|
|
if cc.links('''#include <langinfo.h>
|
|
int main (int argc, char ** argv) {
|
|
char *str;
|
|
str = nl_langinfo (PM_STR);
|
|
str = nl_langinfo (D_T_FMT);
|
|
str = nl_langinfo (D_FMT);
|
|
str = nl_langinfo (T_FMT);
|
|
str = nl_langinfo (T_FMT_AMPM);
|
|
str = nl_langinfo (MON_1);
|
|
str = nl_langinfo (ABMON_12);
|
|
str = nl_langinfo (DAY_1);
|
|
str = nl_langinfo (ABDAY_7);
|
|
return 0;
|
|
}''', name : 'nl_langinfo (PM_STR)')
|
|
glib_conf.set('HAVE_LANGINFO_TIME', 1)
|
|
endif
|
|
if cc.links('''#include <langinfo.h>
|
|
int main (int argc, char ** argv) {
|
|
char *str;
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_MB);
|
|
str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_MB);
|
|
return 0;
|
|
}''', name : 'nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)')
|
|
glib_conf.set('HAVE_LANGINFO_OUTDIGIT', 1)
|
|
endif
|
|
|
|
# Check for nl_langinfo and alternative month names
|
|
if cc.links('''#ifndef _GNU_SOURCE
|
|
# define _GNU_SOURCE
|
|
#endif
|
|
#include <langinfo.h>
|
|
int main (int argc, char ** argv) {
|
|
char *str;
|
|
str = nl_langinfo (ALTMON_1);
|
|
str = nl_langinfo (ALTMON_2);
|
|
str = nl_langinfo (ALTMON_3);
|
|
str = nl_langinfo (ALTMON_4);
|
|
str = nl_langinfo (ALTMON_5);
|
|
str = nl_langinfo (ALTMON_6);
|
|
str = nl_langinfo (ALTMON_7);
|
|
str = nl_langinfo (ALTMON_8);
|
|
str = nl_langinfo (ALTMON_9);
|
|
str = nl_langinfo (ALTMON_10);
|
|
str = nl_langinfo (ALTMON_11);
|
|
str = nl_langinfo (ALTMON_12);
|
|
return 0;
|
|
}''', name : 'nl_langinfo (ALTMON_n)')
|
|
glib_conf.set('HAVE_LANGINFO_ALTMON', 1)
|
|
endif
|
|
|
|
# Check for nl_langinfo and abbreviated alternative month names
|
|
if cc.links('''#ifndef _GNU_SOURCE
|
|
# define _GNU_SOURCE
|
|
#endif
|
|
#include <langinfo.h>
|
|
int main (int argc, char ** argv) {
|
|
char *str;
|
|
str = nl_langinfo (_NL_ALTMON_1);
|
|
str = nl_langinfo (_NL_ALTMON_2);
|
|
str = nl_langinfo (_NL_ALTMON_3);
|
|
str = nl_langinfo (_NL_ALTMON_4);
|
|
str = nl_langinfo (_NL_ALTMON_5);
|
|
str = nl_langinfo (_NL_ALTMON_6);
|
|
str = nl_langinfo (_NL_ALTMON_7);
|
|
str = nl_langinfo (_NL_ALTMON_8);
|
|
str = nl_langinfo (_NL_ALTMON_9);
|
|
str = nl_langinfo (_NL_ALTMON_10);
|
|
str = nl_langinfo (_NL_ALTMON_11);
|
|
str = nl_langinfo (_NL_ALTMON_12);
|
|
return 0;
|
|
}''', name : 'nl_langinfo (_NL_ALTMON_n)')
|
|
glib_conf.set('HAVE_LANGINFO_ABALTMON', 1)
|
|
endif
|
|
|
|
# Check if C compiler supports the 'signed' keyword
|
|
if not cc.compiles('''signed char x;''', name : 'signed')
|
|
glib_conf.set('signed', '/* NOOP */')
|
|
endif
|
|
|
|
# Check if the ptrdiff_t type exists
|
|
if cc.has_header_symbol('stddef.h', 'ptrdiff_t')
|
|
glib_conf.set('HAVE_PTRDIFF_T', 1)
|
|
endif
|
|
|
|
# Check for sig_atomic_t type
|
|
if cc.links('''#include <signal.h>
|
|
#include <sys/types.h>
|
|
sig_atomic_t val = 42;
|
|
int main (int argc, char ** argv) {
|
|
return val == 42 ? 0 : 1;
|
|
}''', name : 'sig_atomic_t')
|
|
glib_conf.set('HAVE_SIG_ATOMIC_T', 1)
|
|
endif
|
|
|
|
# Check if 'long long' works
|
|
# jm_AC_TYPE_LONG_LONG
|
|
if cc.compiles('''long long ll = 1LL;
|
|
int i = 63;
|
|
int some_func (void) {
|
|
long long llmax = (long long) -1;
|
|
return ll << i | ll >> i | llmax / ll | llmax % ll;
|
|
}''', name : 'long long')
|
|
glib_conf.set('HAVE_LONG_LONG', 1)
|
|
have_long_long = true
|
|
else
|
|
have_long_long = false
|
|
endif
|
|
|
|
# Test whether the compiler supports the 'long double' type.
|
|
if cc.compiles('''/* The Stardent Vistra knows sizeof(long double), but does not support it. */
|
|
long double foo = 0.0;
|
|
/* On Ultrix 4.3 cc, long double is 4 and double is 8. */
|
|
int array [2*(sizeof(long double) >= sizeof(double)) - 1];''',
|
|
name : 'long double')
|
|
glib_conf.set('HAVE_LONG_DOUBLE', 1)
|
|
endif
|
|
|
|
# Test whether <stddef.h> has the 'wchar_t' type.
|
|
if cc.has_header_symbol('stddef.h', 'wchar_t')
|
|
glib_conf.set('HAVE_WCHAR_T', 1)
|
|
endif
|
|
|
|
# Test whether <wchar.h> has the 'wint_t' type.
|
|
if cc.has_header_symbol('wchar.h', 'wint_t')
|
|
glib_conf.set('HAVE_WINT_T', 1)
|
|
endif
|
|
|
|
found_uintmax_t = false
|
|
|
|
# Define HAVE_INTTYPES_H_WITH_UINTMAX if <inttypes.h> exists,
|
|
# doesn't clash with <sys/types.h>, and declares uintmax_t.
|
|
# jm_AC_HEADER_INTTYPES_H
|
|
if cc.compiles('''#include <sys/types.h>
|
|
#include <inttypes.h>
|
|
void some_func (void) {
|
|
uintmax_t i = (uintmax_t) -1;
|
|
}''', name : 'uintmax_t in inttypes.h')
|
|
glib_conf.set('HAVE_INTTYPES_H_WITH_UINTMAX', 1)
|
|
found_uintmax_t = true
|
|
endif
|
|
|
|
# Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
|
|
# doesn't clash with <sys/types.h>, and declares uintmax_t.
|
|
# jm_AC_HEADER_STDINT_H
|
|
if cc.compiles('''#include <sys/types.h>
|
|
#include <stdint.h>
|
|
void some_func (void) {
|
|
uintmax_t i = (uintmax_t) -1;
|
|
}''', name : 'uintmax_t in stdint.h')
|
|
glib_conf.set('HAVE_STDINT_H_WITH_UINTMAX', 1)
|
|
found_uintmax_t = true
|
|
endif
|
|
|
|
# Define intmax_t to 'long' or 'long long'
|
|
# if it is not already defined in <stdint.h> or <inttypes.h>.
|
|
# For simplicity, we assume that a header file defines 'intmax_t' if and
|
|
# only if it defines 'uintmax_t'.
|
|
if found_uintmax_t
|
|
glib_conf.set('HAVE_INTMAX_T', 1)
|
|
elif have_long_long
|
|
glib_conf.set('intmax_t', 'long long')
|
|
else
|
|
glib_conf.set('intmax_t', 'long')
|
|
endif
|
|
|
|
char_size = cc.sizeof('char')
|
|
short_size = cc.sizeof('short')
|
|
int_size = cc.sizeof('int')
|
|
voidp_size = cc.sizeof('void*')
|
|
long_size = cc.sizeof('long')
|
|
if have_long_long
|
|
long_long_size = cc.sizeof('long long')
|
|
else
|
|
long_long_size = 0
|
|
endif
|
|
sizet_size = cc.sizeof('size_t')
|
|
if cc.get_id() == 'msvc'
|
|
ssizet_size = cc.sizeof('SSIZE_T', prefix : '#include <BaseTsd.h>')
|
|
else
|
|
ssizet_size = cc.sizeof('ssize_t')
|
|
endif
|
|
|
|
# Some platforms (Apple) hard-code int64_t to long long instead of
|
|
# using long on 64-bit architectures. This can cause type mismatch
|
|
# warnings when trying to interface with code using the standard
|
|
# library type. Test for the warnings and set gint64 to whichever
|
|
# works.
|
|
if long_long_size == long_size
|
|
if cc.compiles('''#if defined(_AIX) && !defined(__GNUC__)
|
|
#pragma options langlvl=stdc99
|
|
#endif
|
|
#pragma GCC diagnostic error "-Wincompatible-pointer-types"
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
int main () {
|
|
int64_t i1 = 1;
|
|
long *i2 = &i1;
|
|
return 1;
|
|
}''', name : 'int64_t is long')
|
|
int64_t_typedef = 'long'
|
|
elif cc.compiles('''#if defined(_AIX) && !defined(__GNUC__)
|
|
#pragma options langlvl=stdc99
|
|
#endif
|
|
#pragma GCC diagnostic error "-Wincompatible-pointer-types"
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
int main () {
|
|
int64_t i1 = 1;
|
|
long long *i2 = &i1;
|
|
return 1;
|
|
}''', name : 'int64_t is long long')
|
|
int64_t_typedef = 'long long'
|
|
endif
|
|
endif
|
|
|
|
int64_m = 'll'
|
|
char_align = cc.alignment('char')
|
|
short_align = cc.alignment('short')
|
|
int_align = cc.alignment('int')
|
|
voidp_align = cc.alignment('void*')
|
|
long_align = cc.alignment('long')
|
|
long_long_align = cc.alignment('long long')
|
|
# NOTE: We don't check for size of __int64 because long long is guaranteed to
|
|
# be 64-bit in C99, and it is available on all supported compilers
|
|
sizet_align = cc.alignment('size_t')
|
|
|
|
glib_conf.set('ALIGNOF_UNSIGNED_LONG', long_align)
|
|
|
|
glib_conf.set('SIZEOF_CHAR', char_size)
|
|
glib_conf.set('SIZEOF_INT', int_size)
|
|
glib_conf.set('SIZEOF_SHORT', short_size)
|
|
glib_conf.set('SIZEOF_LONG', long_size)
|
|
glib_conf.set('SIZEOF_LONG_LONG', long_long_size)
|
|
glib_conf.set('SIZEOF_SIZE_T', sizet_size)
|
|
glib_conf.set('SIZEOF_SSIZE_T', ssizet_size)
|
|
glib_conf.set('SIZEOF_VOID_P', voidp_size)
|
|
|
|
if short_size == 2
|
|
gint16 = 'short'
|
|
gint16_modifier='h'
|
|
gint16_format='hi'
|
|
guint16_format='hu'
|
|
elif int_size == 2
|
|
gint16 = 'int'
|
|
gint16_modifier=''
|
|
gint16_format='i'
|
|
guint16_format='u'
|
|
else
|
|
error('Compiler provides no native 16-bit integer type')
|
|
endif
|
|
glibconfig_conf.set('gint16', gint16)
|
|
glibconfig_conf.set_quoted('gint16_modifier', gint16_modifier)
|
|
glibconfig_conf.set_quoted('gint16_format', gint16_format)
|
|
glibconfig_conf.set_quoted('guint16_format', guint16_format)
|
|
|
|
if short_size == 4
|
|
gint32 = 'short'
|
|
gint32_modifier='h'
|
|
gint32_format='hi'
|
|
guint32_format='hu'
|
|
guint32_align = short_align
|
|
elif int_size == 4
|
|
gint32 = 'int'
|
|
gint32_modifier=''
|
|
gint32_format='i'
|
|
guint32_format='u'
|
|
guint32_align = int_align
|
|
elif long_size == 4
|
|
gint32 = 'long'
|
|
gint32_modifier='l'
|
|
gint32_format='li'
|
|
guint32_format='lu'
|
|
guint32_align = long_align
|
|
else
|
|
error('Compiler provides no native 32-bit integer type')
|
|
endif
|
|
glibconfig_conf.set('gint32', gint32)
|
|
glibconfig_conf.set_quoted('gint32_modifier', gint32_modifier)
|
|
glibconfig_conf.set_quoted('gint32_format', gint32_format)
|
|
glibconfig_conf.set_quoted('guint32_format', guint32_format)
|
|
glib_conf.set('ALIGNOF_GUINT32', guint32_align)
|
|
|
|
if int_size == 8
|
|
gint64 = 'int'
|
|
gint64_modifier=''
|
|
gint64_format='i'
|
|
guint64_format='u'
|
|
glib_extension=''
|
|
gint64_constant='(val)'
|
|
guint64_constant='(val)'
|
|
guint64_align = int_align
|
|
elif long_size == 8 and (long_long_size != long_size or int64_t_typedef == 'long')
|
|
gint64 = 'long'
|
|
glib_extension=''
|
|
gint64_modifier='l'
|
|
gint64_format='li'
|
|
guint64_format='lu'
|
|
gint64_constant='(val##L)'
|
|
guint64_constant='(val##UL)'
|
|
guint64_align = long_align
|
|
elif long_long_size == 8 and (long_long_size != long_size or int64_t_typedef == 'long long')
|
|
gint64 = 'long long'
|
|
glib_extension='G_GNUC_EXTENSION '
|
|
gint64_modifier=int64_m
|
|
gint64_format=int64_m + 'i'
|
|
guint64_format=int64_m + 'u'
|
|
gint64_constant='(G_GNUC_EXTENSION (val##LL))'
|
|
guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
|
|
guint64_align = long_long_align
|
|
else
|
|
error('Compiler provides no native 64-bit integer type')
|
|
endif
|
|
glibconfig_conf.set('glib_extension', glib_extension)
|
|
glibconfig_conf.set('gint64', gint64)
|
|
glibconfig_conf.set_quoted('gint64_modifier', gint64_modifier)
|
|
glibconfig_conf.set_quoted('gint64_format', gint64_format)
|
|
glibconfig_conf.set_quoted('guint64_format', guint64_format)
|
|
glibconfig_conf.set('gint64_constant', gint64_constant)
|
|
glibconfig_conf.set('guint64_constant', guint64_constant)
|
|
glib_conf.set('ALIGNOF_GUINT64', guint64_align)
|
|
|
|
if host_system == 'windows'
|
|
glibconfig_conf.set('g_pid_type', 'void*')
|
|
glibconfig_conf.set_quoted('g_pid_format', 'p')
|
|
if host_machine.cpu_family() == 'x86_64'
|
|
glibconfig_conf.set_quoted('g_pollfd_format', '%#' + int64_m + 'x')
|
|
else
|
|
glibconfig_conf.set_quoted('g_pollfd_format', '%#x')
|
|
endif
|
|
glibconfig_conf.set('g_dir_separator', '\\\\')
|
|
glibconfig_conf.set('g_searchpath_separator', ';')
|
|
else
|
|
glibconfig_conf.set('g_pid_type', 'int')
|
|
glibconfig_conf.set_quoted('g_pid_format', 'i')
|
|
glibconfig_conf.set_quoted('g_pollfd_format', '%d')
|
|
glibconfig_conf.set('g_dir_separator', '/')
|
|
glibconfig_conf.set('g_searchpath_separator', ':')
|
|
endif
|
|
|
|
if sizet_size == short_size
|
|
glibconfig_conf.set('glib_size_type_define', 'short')
|
|
glibconfig_conf.set_quoted('gsize_modifier', 'h')
|
|
glibconfig_conf.set_quoted('gssize_modifier', 'h')
|
|
glibconfig_conf.set_quoted('gsize_format', 'hu')
|
|
glibconfig_conf.set_quoted('gssize_format', 'hi')
|
|
glibconfig_conf.set('glib_msize_type', 'SHRT')
|
|
elif sizet_size == int_size
|
|
glibconfig_conf.set('glib_size_type_define', 'int')
|
|
glibconfig_conf.set_quoted('gsize_modifier', '')
|
|
glibconfig_conf.set_quoted('gssize_modifier', '')
|
|
glibconfig_conf.set_quoted('gsize_format', 'u')
|
|
glibconfig_conf.set_quoted('gssize_format', 'i')
|
|
glibconfig_conf.set('glib_msize_type', 'INT')
|
|
elif sizet_size == long_size
|
|
glibconfig_conf.set('glib_size_type_define', 'long')
|
|
glibconfig_conf.set_quoted('gsize_modifier', 'l')
|
|
glibconfig_conf.set_quoted('gssize_modifier', 'l')
|
|
glibconfig_conf.set_quoted('gsize_format', 'lu')
|
|
glibconfig_conf.set_quoted('gssize_format', 'li')
|
|
glibconfig_conf.set('glib_msize_type', 'LONG')
|
|
elif sizet_size == long_long_size
|
|
glibconfig_conf.set('glib_size_type_define', 'long long')
|
|
glibconfig_conf.set_quoted('gsize_modifier', int64_m)
|
|
glibconfig_conf.set_quoted('gssize_modifier', int64_m)
|
|
glibconfig_conf.set_quoted('gsize_format', int64_m + 'u')
|
|
glibconfig_conf.set_quoted('gssize_format', int64_m + 'i')
|
|
glibconfig_conf.set('glib_msize_type', 'INT64')
|
|
else
|
|
error('Could not determine size of size_t.')
|
|
endif
|
|
|
|
if voidp_size == int_size
|
|
glibconfig_conf.set('glib_intptr_type_define', 'int')
|
|
glibconfig_conf.set_quoted('gintptr_modifier', '')
|
|
glibconfig_conf.set_quoted('gintptr_format', 'i')
|
|
glibconfig_conf.set_quoted('guintptr_format', 'u')
|
|
glibconfig_conf.set('glib_gpi_cast', '(gint)')
|
|
glibconfig_conf.set('glib_gpui_cast', '(guint)')
|
|
elif voidp_size == long_size
|
|
glibconfig_conf.set('glib_intptr_type_define', 'long')
|
|
glibconfig_conf.set_quoted('gintptr_modifier', 'l')
|
|
glibconfig_conf.set_quoted('gintptr_format', 'li')
|
|
glibconfig_conf.set_quoted('guintptr_format', 'lu')
|
|
glibconfig_conf.set('glib_gpi_cast', '(glong)')
|
|
glibconfig_conf.set('glib_gpui_cast', '(gulong)')
|
|
elif voidp_size == long_long_size
|
|
glibconfig_conf.set('glib_intptr_type_define', 'long long')
|
|
glibconfig_conf.set_quoted('gintptr_modifier', int64_m)
|
|
glibconfig_conf.set_quoted('gintptr_format', int64_m + 'i')
|
|
glibconfig_conf.set_quoted('guintptr_format', int64_m + 'u')
|
|
glibconfig_conf.set('glib_gpi_cast', '(gint64)')
|
|
glibconfig_conf.set('glib_gpui_cast', '(guint64)')
|
|
else
|
|
error('Could not determine size of void *')
|
|
endif
|
|
|
|
if long_size != 8 and long_long_size != 8 and int_size != 8
|
|
error('GLib requires a 64-bit type. You might want to consider using the GNU C compiler.')
|
|
endif
|
|
|
|
glibconfig_conf.set('gintbits', int_size * 8)
|
|
glibconfig_conf.set('glongbits', long_size * 8)
|
|
glibconfig_conf.set('gsizebits', sizet_size * 8)
|
|
glibconfig_conf.set('gssizebits', ssizet_size * 8)
|
|
|
|
# XXX: https://gitlab.gnome.org/GNOME/glib/issues/1413
|
|
if host_system == 'windows'
|
|
g_module_suffix = 'dll'
|
|
else
|
|
g_module_suffix = 'so'
|
|
endif
|
|
glibconfig_conf.set('g_module_suffix', g_module_suffix)
|
|
|
|
glibconfig_conf.set('GLIB_MAJOR_VERSION', major_version)
|
|
glibconfig_conf.set('GLIB_MINOR_VERSION', minor_version)
|
|
glibconfig_conf.set('GLIB_MICRO_VERSION', micro_version)
|
|
glibconfig_conf.set('GLIB_VERSION', glib_version)
|
|
|
|
glibconfig_conf.set('glib_void_p', voidp_size)
|
|
glibconfig_conf.set('glib_long', long_size)
|
|
glibconfig_conf.set('glib_size_t', sizet_size)
|
|
glibconfig_conf.set('glib_ssize_t', ssizet_size)
|
|
if host_machine.endian() == 'big'
|
|
glibconfig_conf.set('g_byte_order', 'G_BIG_ENDIAN')
|
|
glibconfig_conf.set('g_bs_native', 'BE')
|
|
glibconfig_conf.set('g_bs_alien', 'LE')
|
|
else
|
|
glibconfig_conf.set('g_byte_order', 'G_LITTLE_ENDIAN')
|
|
glibconfig_conf.set('g_bs_native', 'LE')
|
|
glibconfig_conf.set('g_bs_alien', 'BE')
|
|
endif
|
|
|
|
# === va_copy checks ===
|
|
# we currently check for all three va_copy possibilities, so we get
|
|
# all results in config.log for bug reports.
|
|
|
|
va_copy_func = ''
|
|
foreach try_func : [ '__va_copy', 'va_copy' ]
|
|
if cc.compiles('''#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
#ifdef _MSC_VER
|
|
# include "msvc_recommended_pragmas.h"
|
|
#endif
|
|
void f (int i, ...) {
|
|
va_list args1, args2;
|
|
va_start (args1, i);
|
|
@0@ (args2, args1);
|
|
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
|
|
exit (1);
|
|
va_end (args1); va_end (args2);
|
|
}
|
|
int main() {
|
|
f (0, 42);
|
|
return 0;
|
|
}'''.format(try_func),
|
|
name : try_func + ' check')
|
|
va_copy_func = try_func
|
|
endif
|
|
endforeach
|
|
if va_copy_func != ''
|
|
glib_conf.set('G_VA_COPY', va_copy_func)
|
|
glib_vacopy = '#define G_VA_COPY ' + va_copy_func
|
|
else
|
|
glib_vacopy = '/* #undef G_VA_COPY */'
|
|
endif
|
|
|
|
va_list_val_copy_prog = '''
|
|
#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
void f (int i, ...) {
|
|
va_list args1, args2;
|
|
va_start (args1, i);
|
|
args2 = args1;
|
|
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
|
|
exit (1);
|
|
va_end (args1); va_end (args2);
|
|
}
|
|
int main() {
|
|
f (0, 42);
|
|
return 0;
|
|
}'''
|
|
|
|
if cc_can_run
|
|
rres = cc.run(va_list_val_copy_prog, name : 'va_lists can be copied as values')
|
|
glib_va_val_copy = rres.returncode() == 0
|
|
else
|
|
glib_va_val_copy = meson.get_cross_property('va_val_copy', true)
|
|
endif
|
|
if not glib_va_val_copy
|
|
glib_vacopy = glib_vacopy + '\n#define G_VA_COPY_AS_ARRAY 1'
|
|
glib_conf.set('G_VA_COPY_AS_ARRAY', 1)
|
|
endif
|
|
glibconfig_conf.set('glib_vacopy', glib_vacopy)
|
|
|
|
# check for flavours of varargs macros
|
|
g_have_iso_c_varargs = cc.compiles('''
|
|
void some_func (void) {
|
|
int a(int p1, int p2, int p3);
|
|
#define call_a(...) a(1,__VA_ARGS__)
|
|
call_a(2,3);
|
|
}''', name : 'ISO C99 varargs macros in C')
|
|
|
|
if g_have_iso_c_varargs
|
|
glibconfig_conf.set('g_have_iso_c_varargs', '''
|
|
#ifndef __cplusplus
|
|
# define G_HAVE_ISO_VARARGS 1
|
|
#endif''')
|
|
endif
|
|
|
|
g_have_iso_cxx_varargs = cxx.compiles('''
|
|
void some_func (void) {
|
|
int a(int p1, int p2, int p3);
|
|
#define call_a(...) a(1,__VA_ARGS__)
|
|
call_a(2,3);
|
|
}''', name : 'ISO C99 varargs macros in C++')
|
|
|
|
if g_have_iso_cxx_varargs
|
|
glibconfig_conf.set('g_have_iso_cxx_varargs', '''
|
|
#ifdef __cplusplus
|
|
# define G_HAVE_ISO_VARARGS 1
|
|
#endif''')
|
|
endif
|
|
|
|
g_have_gnuc_varargs = cc.compiles('''
|
|
void some_func (void) {
|
|
int a(int p1, int p2, int p3);
|
|
#define call_a(params...) a(1,params)
|
|
call_a(2,3);
|
|
}''', name : 'GNUC varargs macros')
|
|
|
|
if cc.has_header('alloca.h')
|
|
glibconfig_conf.set('GLIB_HAVE_ALLOCA_H', true)
|
|
endif
|
|
has_syspoll = cc.has_header('sys/poll.h')
|
|
has_systypes = cc.has_header('sys/types.h')
|
|
if has_syspoll
|
|
glibconfig_conf.set('GLIB_HAVE_SYS_POLL_H', true)
|
|
endif
|
|
has_winsock2 = cc.has_header('winsock2.h')
|
|
|
|
if has_syspoll and has_systypes
|
|
poll_includes = '''
|
|
#include<sys/poll.h>
|
|
#include<sys/types.h>'''
|
|
elif has_winsock2
|
|
poll_includes = '''
|
|
#define _WIN32_WINNT @0@
|
|
#include <winsock2.h>'''.format(glib_conf.get('_WIN32_WINNT'))
|
|
else
|
|
# FIXME?
|
|
error('FIX POLL* defines')
|
|
endif
|
|
|
|
poll_defines = [
|
|
[ 'POLLIN', 'g_pollin', 1 ],
|
|
[ 'POLLOUT', 'g_pollout', 4 ],
|
|
[ 'POLLPRI', 'g_pollpri', 2 ],
|
|
[ 'POLLERR', 'g_pollerr', 8 ],
|
|
[ 'POLLHUP', 'g_pollhup', 16 ],
|
|
[ 'POLLNVAL', 'g_pollnval', 32 ],
|
|
]
|
|
|
|
if has_syspoll and has_systypes
|
|
foreach d : poll_defines
|
|
val = cc.compute_int(d[0], prefix: poll_includes)
|
|
glibconfig_conf.set(d[1], val)
|
|
endforeach
|
|
elif has_winsock2
|
|
# Due to a missed bug in configure.ac the poll test
|
|
# never succeeded on Windows and used some pre-defined
|
|
# values as a fallback. Keep using them to maintain
|
|
# ABI compatibility with autotools builds of glibs
|
|
# and with *any* glib-using code compiled against them,
|
|
# since these values end up in a public header glibconfig.h.
|
|
foreach d : poll_defines
|
|
glibconfig_conf.set(d[1], d[2])
|
|
endforeach
|
|
endif
|
|
|
|
# Internet address families
|
|
# FIXME: what about Cygwin (G_WITH_CYGWIN)
|
|
if host_system == 'windows'
|
|
inet_includes = '''
|
|
#include <winsock2.h>'''
|
|
else
|
|
inet_includes = '''
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>'''
|
|
endif
|
|
|
|
inet_defines = [
|
|
[ 'AF_UNIX', 'g_af_unix' ],
|
|
[ 'AF_INET', 'g_af_inet' ],
|
|
[ 'AF_INET6', 'g_af_inet6' ],
|
|
[ 'MSG_OOB', 'g_msg_oob' ],
|
|
[ 'MSG_PEEK', 'g_msg_peek' ],
|
|
[ 'MSG_DONTROUTE', 'g_msg_dontroute' ],
|
|
]
|
|
foreach d : inet_defines
|
|
val = cc.compute_int(d[0], prefix: inet_includes)
|
|
glibconfig_conf.set(d[1], val)
|
|
endforeach
|
|
|
|
# We need a more robust approach here...
|
|
host_cpu_family = host_machine.cpu_family()
|
|
if host_cpu_family == 'x86' or host_cpu_family == 'x86_64' or host_cpu_family == 's390' or host_cpu_family == 's390x' or host_cpu_family.startswith('arm') or host_cpu_family.startswith('crisv32') or host_cpu_family.startswith('etrax')
|
|
glib_memory_barrier_needed = false
|
|
elif host_cpu_family.startswith('sparc') or host_cpu_family.startswith('alpha') or host_cpu_family.startswith('powerpc') or host_cpu_family == 'ia64'
|
|
glib_memory_barrier_needed = true
|
|
else
|
|
warning('Unknown host cpu: ' + host_cpu_family)
|
|
glib_memory_barrier_needed = true
|
|
endif
|
|
glibconfig_conf.set('G_ATOMIC_OP_MEMORY_BARRIER_NEEDED', glib_memory_barrier_needed)
|
|
|
|
# We need to decide at configure time if GLib will use real atomic
|
|
# operations ("lock free") or emulated ones with a mutex. This is
|
|
# because we must put this information in glibconfig.h so we know if
|
|
# it is safe or not to inline using compiler intrinsics directly from
|
|
# the header.
|
|
#
|
|
# We also publish the information via G_ATOMIC_LOCK_FREE in case the
|
|
# user is interested in knowing if they can use the atomic ops across
|
|
# processes.
|
|
#
|
|
# We can currently support the atomic ops natively when building GLib
|
|
# with recent versions of GCC or MSVC.
|
|
#
|
|
# Note that the atomic ops are only available with GCC on x86 when
|
|
# using -march=i486 or higher. If we detect that the atomic ops are
|
|
# not available but would be available given the right flags, we want
|
|
# to abort and advise the user to fix their CFLAGS. It's better to do
|
|
# that then to silently fall back on emulated atomic ops just because
|
|
# the user had the wrong build environment.
|
|
atomictest = '''int main() {
|
|
volatile int atomic = 2;
|
|
__sync_bool_compare_and_swap (&atomic, 2, 3);
|
|
return 0;
|
|
}
|
|
'''
|
|
|
|
atomicdefine = '''
|
|
#ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
|
|
#error "compiler has atomic ops, but doesn't define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"
|
|
#endif
|
|
'''
|
|
|
|
# We know that we can always use real ("lock free") atomic operations with MSVC
|
|
if cc.get_id() == 'msvc' or cc.links(atomictest, name : 'atomic ops')
|
|
have_atomic_lock_free = true
|
|
if host_system == 'android' and not cc.compiles(atomicdefine, name : 'atomic ops define')
|
|
# When building for armv5 on Android, gcc 4.9 provides
|
|
# __sync_bool_compare_and_swap but doesn't define
|
|
# __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
|
|
glib_conf.set('__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4', true)
|
|
endif
|
|
else
|
|
have_atomic_lock_free = false
|
|
if host_machine.cpu_family() == 'x86' and cc.links(atomictest, args : '-march=i486')
|
|
error('GLib must be built with -march=i486 or later.')
|
|
endif
|
|
endif
|
|
glibconfig_conf.set('G_ATOMIC_LOCK_FREE', have_atomic_lock_free)
|
|
|
|
# === Threads ===
|
|
|
|
# Determination of thread implementation
|
|
if host_system == 'windows' and not get_option('force_posix_threads')
|
|
thread_dep = []
|
|
threads_implementation = 'win32'
|
|
glibconfig_conf.set('g_threads_impl_def', 'WIN32')
|
|
glib_conf.set('THREADS_WIN32', 1)
|
|
else
|
|
thread_dep = dependency('threads')
|
|
threads_implementation = 'posix'
|
|
pthread_prefix = '''
|
|
#ifndef _GNU_SOURCE
|
|
# define _GNU_SOURCE
|
|
#endif
|
|
#include <pthread.h>'''
|
|
glibconfig_conf.set('g_threads_impl_def', 'POSIX')
|
|
glib_conf.set('THREADS_POSIX', 1)
|
|
if cc.has_header_symbol('pthread.h', 'pthread_attr_setstacksize')
|
|
glib_conf.set('HAVE_PTHREAD_ATTR_SETSTACKSIZE', 1)
|
|
endif
|
|
if cc.has_header_symbol('pthread.h', 'pthread_condattr_setclock')
|
|
glib_conf.set('HAVE_PTHREAD_CONDATTR_SETCLOCK', 1)
|
|
endif
|
|
if cc.has_header_symbol('pthread.h', 'pthread_cond_timedwait_relative_np')
|
|
glib_conf.set('HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE_NP', 1)
|
|
endif
|
|
if cc.has_header_symbol('pthread.h', 'pthread_getname_np', prefix : pthread_prefix)
|
|
glib_conf.set('HAVE_PTHREAD_GETNAME_NP', 1)
|
|
endif
|
|
# Assume that pthread_setname_np is available in some form; same as configure
|
|
if cc.links(pthread_prefix + '''
|
|
int main() {
|
|
pthread_setname_np("example");
|
|
return 0;
|
|
}''',
|
|
name : 'pthread_setname_np(const char*)',
|
|
dependencies : thread_dep)
|
|
# macOS and iOS
|
|
glib_conf.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1)
|
|
elif cc.links(pthread_prefix + '''
|
|
int main() {
|
|
pthread_setname_np(pthread_self(), "example");
|
|
return 0;
|
|
}''',
|
|
name : 'pthread_setname_np(pthread_t, const char*)',
|
|
dependencies : thread_dep)
|
|
# Linux, Solaris, etc.
|
|
glib_conf.set('HAVE_PTHREAD_SETNAME_NP_WITH_TID', 1)
|
|
endif
|
|
endif
|
|
|
|
# FIXME: we should make it print the result and always return 0, so that
|
|
# the output in meson shows up as green
|
|
stack_grows_check_prog = '''
|
|
volatile int *a = 0, *b = 0;
|
|
void f (int i) {
|
|
volatile int x = 5;
|
|
if (i == 0)
|
|
b = &x;
|
|
else
|
|
f (i - 1);
|
|
}
|
|
int main () {
|
|
volatile int y = 7;
|
|
a = &y;
|
|
f (100);
|
|
return b > a ? 0 : 1;
|
|
}'''
|
|
|
|
if cc_can_run
|
|
rres = cc.run(stack_grows_check_prog, name : 'stack grows check')
|
|
growing_stack = rres.returncode() == 0
|
|
else
|
|
growing_stack = meson.get_cross_property('growing_stack', false)
|
|
endif
|
|
|
|
glibconfig_conf.set('G_HAVE_GROWING_STACK', growing_stack)
|
|
|
|
# Tests for iconv
|
|
#
|
|
# USE_LIBICONV_GNU: Using GNU libiconv
|
|
# USE_LIBICONV_NATIVE: Using a native impl of iconv in a separate library
|
|
#
|
|
# We should never use the MinGW C library's iconv. On Windows we use the
|
|
# GNU implementation that ships with MinGW.
|
|
|
|
# On Windows, just always use the built-in implementation
|
|
if host_system == 'windows'
|
|
libiconv = []
|
|
glib_conf.set('USE_LIBICONV_NATIVE', true)
|
|
else
|
|
found_iconv = false
|
|
iconv_opt = get_option('iconv')
|
|
if iconv_opt == 'libc'
|
|
if cc.has_function('iconv_open')
|
|
libiconv = []
|
|
found_iconv = true
|
|
endif
|
|
elif iconv_opt == 'gnu'
|
|
if cc.has_header_symbol('iconv.h', 'libiconv_open')
|
|
glib_conf.set('USE_LIBICONV_GNU', true)
|
|
libiconv = [cc.find_library('iconv')]
|
|
found_iconv = true
|
|
endif
|
|
elif iconv_opt == 'native'
|
|
if cc.has_header_symbol('iconv.h', 'iconv_open')
|
|
glib_conf.set('USE_LIBICONV_NATIVE', true)
|
|
libiconv = [cc.find_library('iconv')]
|
|
found_iconv = true
|
|
endif
|
|
endif
|
|
|
|
if not found_iconv
|
|
error('iconv implementation "@0@" not found'.format(iconv_opt))
|
|
endif
|
|
|
|
endif
|
|
|
|
if get_option('internal_pcre')
|
|
pcre = []
|
|
use_system_pcre = false
|
|
else
|
|
pcre = dependency('libpcre', version: '>= 8.31', required : false) # Should check for Unicode support, too. FIXME
|
|
if not pcre.found()
|
|
if cc.get_id() == 'msvc'
|
|
# MSVC: Search for the PCRE library by the configuration, which corresponds
|
|
# to the output of CMake builds of PCRE. Note that debugoptimized
|
|
# is really a Release build with .PDB files.
|
|
if buildtype == 'debug'
|
|
pcre = cc.find_library('pcred', required : false)
|
|
else
|
|
pcre = cc.find_library('pcre', required : false)
|
|
endif
|
|
endif
|
|
endif
|
|
use_system_pcre = pcre.found()
|
|
endif
|
|
glib_conf.set('USE_SYSTEM_PCRE', use_system_pcre)
|
|
|
|
use_pcre_static_flag = false
|
|
|
|
if host_system == 'windows'
|
|
if not use_system_pcre
|
|
use_pcre_static_flag = true
|
|
else
|
|
pcre_static = cc.links('''#define PCRE_STATIC
|
|
#include <pcre.h>
|
|
int main() {
|
|
void *p = NULL;
|
|
pcre_free(p);
|
|
return 0;
|
|
}''',
|
|
dependencies: pcre,
|
|
name : 'Windows system PCRE is a static build')
|
|
if pcre_static
|
|
use_pcre_static_flag = true
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
libm = cc.find_library('m', required : false)
|
|
libffi_dep = dependency('libffi', version : '>= 3.0.0', fallback : ['libffi', 'ffi_dep'])
|
|
if cc.get_id() != 'msvc'
|
|
libz_dep = dependency('zlib', fallback : ['zlib', 'zlib_dep'])
|
|
else
|
|
# MSVC: Don't use the bundled ZLib sources until we are sure that we can't
|
|
# find the ZLib .lib
|
|
libz_dep = dependency('zlib', required : false)
|
|
|
|
# MSVC: Search for the ZLib .lib, which corresponds to the results of
|
|
# of using ZLib's win32/makefile.msc.
|
|
if not libz_dep.found()
|
|
libz_dep = cc.find_library('zlib1', required : false)
|
|
if not libz_dep.found()
|
|
libz_dep = cc.find_library('zlib', required : false)
|
|
if not libz_dep.found()
|
|
libz_dep = subproject('zlib').get_variable('zlib_dep')
|
|
endif
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
# First check in libc, fallback to libintl, and as last chance build
|
|
# proxy-libintl subproject.
|
|
# FIXME: glib-gettext.m4 has much more checks to detect broken/uncompatible
|
|
# implementations. This could be extended if issues are found in some platforms.
|
|
if cc.has_function('ngettext')
|
|
libintl = []
|
|
have_bind_textdomain_codeset = cc.has_function('bind_textdomain_codeset')
|
|
else
|
|
libintl = cc.find_library('intl', required : false)
|
|
if not libintl.found()
|
|
libintl = subproject('proxy-libintl').get_variable('intl_dep')
|
|
have_bind_textdomain_codeset = true # proxy-libintl supports it
|
|
else
|
|
have_bind_textdomain_codeset = cc.has_function('bind_textdomain_codeset',
|
|
dependencies : libintl)
|
|
endif
|
|
endif
|
|
|
|
glib_conf.set('HAVE_BIND_TEXTDOMAIN_CODESET', have_bind_textdomain_codeset)
|
|
|
|
# We require gettext to always be present
|
|
glib_conf.set('HAVE_DCGETTEXT', 1)
|
|
glib_conf.set('HAVE_GETTEXT', 1)
|
|
|
|
glib_conf.set_quoted('GLIB_LOCALE_DIR', join_paths(glib_datadir, 'locale'))
|
|
# xgettext is optional (on Windows for instance)
|
|
xgettext = find_program('xgettext', required : false)
|
|
|
|
# libmount is only used by gio, but we need to fetch the libs to generate the
|
|
# pkg-config file below
|
|
libmount_dep = []
|
|
if host_system == 'linux' and get_option('libmount')
|
|
libmount_dep = [dependency('mount', version : '>=2.23', required : true)]
|
|
glib_conf.set('HAVE_LIBMOUNT', 1)
|
|
endif
|
|
|
|
if host_system == 'windows'
|
|
winsock2 = cc.find_library('ws2_32')
|
|
endif
|
|
|
|
selinux_dep = []
|
|
if host_system == 'linux' and get_option('selinux')
|
|
selinux_dep = [dependency('libselinux')]
|
|
glib_conf.set('HAVE_SELINUX', 1)
|
|
endif
|
|
|
|
xattr_dep = []
|
|
if host_system != 'windows' and get_option('xattr')
|
|
# either glibc or libattr can provide xattr support
|
|
# for both of them, we check for getxattr being in
|
|
# the library and a valid xattr header.
|
|
|
|
# try glibc
|
|
if cc.has_function('getxattr') and cc.has_header('sys/xattr.h')
|
|
glib_conf.set('HAVE_SYS_XATTR_H', 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format('HAVE_SYS_XATTR_H')
|
|
#failure. try libattr
|
|
elif cc.has_header_symbol('attr/xattr.h', 'getxattr')
|
|
glib_conf.set('HAVE_ATTR_XATTR_H', 1)
|
|
glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format('HAVE_ATTR_XATTR_H')
|
|
xattr_dep = [cc.find_library('xattr')]
|
|
else
|
|
error('No getxattr implementation found in C library or libxattr')
|
|
endif
|
|
|
|
glib_conf.set('HAVE_XATTR', 1)
|
|
if cc.compiles(glib_conf_prefix + '''
|
|
#include <stdio.h>
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_XATTR_H
|
|
#include <sys/xattr.h>
|
|
#elif HAVE_ATTR_XATTR_H
|
|
#include <attr/xattr.h>
|
|
#endif
|
|
|
|
int main (void) {
|
|
ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);
|
|
return len;
|
|
}''',
|
|
name : 'XATTR_NOFOLLOW')
|
|
glib_conf.set('HAVE_XATTR_NOFOLLOW', 1)
|
|
endif
|
|
endif
|
|
|
|
# Test if we have strlcpy/strlcat with a compatible implementation:
|
|
# https://bugzilla.gnome.org/show_bug.cgi?id=53933
|
|
if cc_can_run
|
|
rres = cc.run('''#include <stdlib.h>
|
|
#include <string.h>
|
|
int main() {
|
|
char p[10];
|
|
(void) strlcpy (p, "hi", 10);
|
|
if (strlcat (p, "bye", 0) != 3)
|
|
return 1;
|
|
return 0;
|
|
}''',
|
|
name : 'OpenBSD strlcpy/strlcat')
|
|
if rres.compiled() and rres.returncode() == 0
|
|
glib_conf.set('HAVE_STRLCPY', 1)
|
|
endif
|
|
elif meson.get_cross_property('have_strlcpy', false)
|
|
glib_conf.set('HAVE_STRLCPY', 1)
|
|
endif
|
|
|
|
python = import('python').find_installation('python3')
|
|
# used for '#!/usr/bin/env <name>'
|
|
python_name = 'python3'
|
|
|
|
python_version = python.language_version()
|
|
python_version_req = '>=3.4'
|
|
if not python_version.version_compare(python_version_req)
|
|
error('Requires Python @0@, @1@ found.'.format(python_version_req, python_version))
|
|
endif
|
|
|
|
# Determine which user environment-dependent files that we want to install
|
|
have_bash = find_program('bash', required : false).found() # For completion scripts
|
|
have_sh = find_program('sh', required : false).found() # For glib-gettextize
|
|
|
|
# FIXME: How to detect Solaris? https://github.com/mesonbuild/meson/issues/1578
|
|
if host_system == 'sunos'
|
|
glib_conf.set('_XOPEN_SOURCE_EXTENDED', 1)
|
|
glib_conf.set('_XOPEN_SOURCE', 2)
|
|
glib_conf.set('__EXTENSIONS__',1)
|
|
endif
|
|
|
|
# Sadly Meson does not expose this value:
|
|
# https://github.com/mesonbuild/meson/pull/3460
|
|
if host_system == 'windows'
|
|
# Autotools explicitly removed --Wl,--export-all-symbols from windows builds,
|
|
# with no explanation. Do the same here for now but this could be revisited if
|
|
# if causes issues.
|
|
export_dynamic_ldflags = []
|
|
elif host_system == 'cygwin'
|
|
export_dynamic_ldflags = ['-Wl,--export-all-symbols']
|
|
elif host_system == 'darwin'
|
|
export_dynamic_ldflags = []
|
|
else
|
|
export_dynamic_ldflags = ['-Wl,--export-dynamic']
|
|
endif
|
|
|
|
win32_cflags = []
|
|
win32_ldflags = []
|
|
if host_system == 'windows' and cc.get_id() != 'msvc'
|
|
# Ensure MSVC-compatible struct packing convention is used when
|
|
# compiling for Win32 with gcc. It is used for the whole project and exposed
|
|
# in glib-2.0.pc.
|
|
win32_cflags = ['-mms-bitfields']
|
|
add_project_arguments(win32_cflags, language : 'c')
|
|
|
|
# Win32 API libs, used only by libglib and exposed in glib-2.0.pc
|
|
win32_ldflags = ['-lws2_32', '-lole32', '-lwinmm', '-lshlwapi']
|
|
elif host_system == 'cygwin'
|
|
win32_ldflags = ['-luser32', '-lkernel32']
|
|
endif
|
|
|
|
# Tracing: dtrace
|
|
want_dtrace = get_option('dtrace')
|
|
enable_dtrace = false
|
|
|
|
# Since dtrace support is opt-in we just error out if it was requested but
|
|
# is not available. We don't bother with autodetection yet.
|
|
if want_dtrace
|
|
if glib_have_carbon
|
|
error('GLib dtrace support not yet compatible with macOS dtrace')
|
|
endif
|
|
dtrace = find_program('dtrace', required : true) # error out if not found
|
|
if not cc.has_header('sys/sdt.h')
|
|
error('dtrace support needs sys/sdt.h header')
|
|
endif
|
|
# FIXME: autotools build also passes -fPIC -DPIC but is it needed in this case?
|
|
dtrace_obj_gen = generator(dtrace,
|
|
output : '@BASENAME@.o',
|
|
arguments : ['-G', '-s', '@INPUT@', '-o', '@OUTPUT@'])
|
|
# FIXME: $(SED) -e "s,define STAP_HAS_SEMAPHORES 1,undef STAP_HAS_SEMAPHORES,"
|
|
# -e "s,define _SDT_HAS_SEMAPHORES 1,undef _SDT_HAS_SEMAPHORES,"
|
|
dtrace_hdr_gen = generator(dtrace,
|
|
output : '@BASENAME@.h',
|
|
arguments : ['-h', '-s', '@INPUT@', '-o', '@OUTPUT@'])
|
|
glib_conf.set('HAVE_DTRACE', 1)
|
|
enable_dtrace = true
|
|
endif
|
|
|
|
# systemtap
|
|
want_systemtap = get_option('systemtap')
|
|
enable_systemtap = false
|
|
|
|
if want_systemtap and enable_dtrace
|
|
tapset_install_dir = get_option('tapset_install_dir')
|
|
if tapset_install_dir == ''
|
|
tapset_install_dir = join_paths(get_option('datadir'), 'systemtap/tapset', host_machine.cpu_family())
|
|
endif
|
|
stp_cdata = configuration_data()
|
|
stp_cdata.set('ABS_GLIB_RUNTIME_LIBDIR', glib_libdir)
|
|
stp_cdata.set('LT_CURRENT', minor_version * 100)
|
|
stp_cdata.set('LT_REVISION', micro_version)
|
|
enable_systemtap = true
|
|
endif
|
|
|
|
|
|
pkg = import('pkgconfig')
|
|
windows = import('windows')
|
|
subdir('glib')
|
|
subdir('gobject')
|
|
subdir('gthread')
|
|
subdir('gmodule')
|
|
subdir('gio')
|
|
if xgettext.found()
|
|
subdir('po')
|
|
endif
|
|
subdir('tests')
|
|
|
|
# Install glib-gettextize executable, if a UNIX-style shell is found
|
|
if have_sh
|
|
# These should not contain " quotes around the values
|
|
gettextize_conf = configuration_data()
|
|
gettextize_conf.set('PACKAGE', 'glib')
|
|
gettextize_conf.set('VERSION', meson.project_version())
|
|
gettextize_conf.set('prefix', glib_prefix)
|
|
gettextize_conf.set('datarootdir', glib_datadir)
|
|
gettextize_conf.set('datadir', glib_datadir)
|
|
configure_file(input : 'glib-gettextize.in',
|
|
install : true,
|
|
install_dir : glib_bindir,
|
|
output : 'glib-gettextize',
|
|
configuration : gettextize_conf)
|
|
endif
|
|
|
|
# Install m4 macros that other projects use
|
|
install_data('m4macros/glib-2.0.m4', 'm4macros/glib-gettext.m4', 'm4macros/gsettings.m4',
|
|
install_dir : join_paths(get_option('datadir'), 'aclocal'))
|
|
|
|
if host_system != 'windows'
|
|
# Install Valgrind suppression file (except on Windows,
|
|
# as Valgrind is currently not supported on Windows)
|
|
install_data('glib.supp',
|
|
install_dir : join_paths(get_option('datadir'), 'glib-2.0', 'valgrind'))
|
|
endif
|
|
|
|
configure_file(output : 'config.h', configuration : glib_conf)
|
|
|
|
if host_system == 'windows'
|
|
install_headers([ 'msvc_recommended_pragmas.h' ], subdir : 'glib-2.0')
|
|
endif
|
|
|
|
if get_option('man')
|
|
xsltproc = find_program('xsltproc', required : true)
|
|
xsltproc_command = [
|
|
xsltproc,
|
|
'--nonet',
|
|
'--stringparam', 'man.output.quietly', '1',
|
|
'--stringparam', 'funcsynopsis.style', 'ansi',
|
|
'--stringparam', 'man.th.extra1.suppress', '1',
|
|
'--stringparam', 'man.authors.section.enabled', '0',
|
|
'--stringparam', 'man.copyright.section.enabled', '0',
|
|
'-o', '@OUTPUT@',
|
|
'http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl',
|
|
'@INPUT@',
|
|
]
|
|
man1_dir = get_option('mandir') + '/man1'
|
|
endif
|
|
|
|
gnome = import('gnome')
|
|
subdir('docs/reference/glib')
|
|
subdir('docs/reference/gobject')
|
|
subdir('docs/reference/gio')
|