project('gdk-pixbuf-xlib', 'c',
version: '2.40.2',
license: 'LGPL-2.1-or-later',
default_options: [
'buildtype=debugoptimized',
'warning_level=1',
'c_std=c99',
],
meson_version: '>= 0.49.0')
add_project_arguments([ '-D_POSIX_C_SOURCE=200809L', '-D_DEFAULT_SOURCE', '-D_XOPEN_SOURCE' ], language: 'c')
cc = meson.get_compiler('c')
host_system = host_machine.system()
# Versioning
version = meson.project_version()
version_arr = version.split('.')
version_major = version_arr[0].to_int()
version_minor = version_arr[1].to_int()
version_micro = version_arr[2].to_int()
api_version = '@0@.0'.format(version_major)
api_name = 'gdk-pixbuf-@0@'.format(api_version)
if version_minor.is_odd()
interface_age = 0
else
interface_age = version_micro
endif
binary_age = 100 * version_minor + version_micro
# maintaining compatibility with the previous libtool versioning
# current = binary - interface
# revision = interface
soversion = 0
current = binary_age - interface_age
revision = interface_age
libversion = '@0@.@1@.@2@'.format(soversion, current, revision)
age = binary_age - interface_age
current_minus_age = current - age
darwin_versions = ['@0@'.format(current + 1), '@0@.@1@'.format(current + 1, interface_age)]
# Paths
prefix = get_option('prefix')
libdir = prefix / get_option('libdir')
bindir = prefix / get_option('bindir')
includedir = prefix / get_option('includedir')
datadir = prefix / get_option('datadir')
mandir = prefix / get_option('mandir')
localedir = prefix / get_option('localedir')
libexecdir = prefix / get_option('libexecdir')
# Dependencies
gdk_pixbuf_dep = dependency('gdk-pixbuf-2.0', version: '>= 2.39.2')
x11_dep = dependency('x11')
# Configurations
conf = configuration_data()
check_headers = [
'unistd.h',
'sys/resource.h',
'sys/time.h'
]
foreach h: check_headers
if cc.has_header(h)
conf.set('HAVE_' + h.underscorify().to_upper(), 1)
endif
endforeach
# Look for the math library first, since we use it to test for round() and lrint()
mathlib_dep = cc.find_library('m', required: false)
# Common compiler and linker flags
common_cflags = []
common_ldflags = []
if cc.get_id() == 'gcc' or cc.get_id() == 'clang'
test_cflags = [
'-Wpointer-arith',
'-Wformat=2',
'-Wstrict-prototypes',
'-Wnested-externs',
'-Wold-style-definition',
'-Wdeclaration-after-statement',
'-Wunused',
'-Wcast-align',
'-Wmissing-noreturn',
'-Wmissing-format-attribute',
'-Wlogical-op',
'-fno-strict-aliasing',
'-Wno-int-conversion',
'-Wno-uninitialized',
'-Wno-discarded-qualifiers',
'-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',
]
# Ensure we have the correct bit packing on Windows
if host_system == 'windows'
test_cflags += '-mms-bitfields'
endif
else
test_cflags = []
endif
# Symbol visibility
if get_option('default_library') != 'static'
if host_system == 'windows'
conf.set('DLL_EXPORT', true)
conf.set('_GDK_PIXBUF_EXTERN', '__declspec(dllexport) extern')
if cc.get_id() != 'msvc'
test_cflags += ['-fvisibility=hidden']
endif
else
conf.set('_GDK_PIXBUF_EXTERN', '__attribute__((visibility("default"))) extern')
test_cflags += ['-fvisibility=hidden']
endif
endif
common_cflags += cc.get_supported_arguments(test_cflags)
if host_machine.system() == 'linux'
# Additional linker flags
test_ldflags = ['-Wl,-Bsymbolic', '-Wl,-z,relro', '-Wl,-z,now']
common_ldflags += cc.get_supported_link_arguments(test_ldflags)
conf.set('OS_LINUX', 1)
endif
if host_machine.system() == 'darwin'
# Maintain compatibility with autotools on macOS
common_ldflags += [ '-compatibility_version', darwin_versions[0], '-current_version', darwin_versions[1]]
conf.set('OS_DARWIN', 1)
endif
conf.set_quoted('GETTEXT_PACKAGE', meson.project_name())
configure_file(output: 'config.h', configuration: conf)
add_project_arguments([ '-DHAVE_CONFIG_H=1' ], language: 'c')
root_inc = include_directories('.')
gnome = import('gnome')
subdir('gdk-pixbuf-xlib')
# Documentation
subdir('docs')