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project('taisei', 'c',
license : 'MIT',
version : 'v1.4-dev',
meson_version : '>=0.53.0',
default_options : [
'c_std=gnu11',
'default_library=static',
'koishi:threadsafe=false',
'cglm:werror=false',
'cglm:install=false',
'cglm:build_tests=false',
'libzip:bzip2=disabled',
'libzip:lzma=disabled',
'libzip:zstd=enabled',
'libzip:enable_crypto=false',
'libzstd:install_headers=false',
'libzstd:install_libraries=false',
'libzstd:install_pkgconfig=false',
'libzstd:legacy_level=0',
'libzstd:debug_level=0',
'libzstd:bin_programs=false',
'libzstd:bin_tests=false',
'libzstd:bin_contrib=false',
'libzstd:zlib=disabled',
'libzstd:lzma=disabled',
'libzstd:lz4=disabled',
'libzstd:multi_thread=disabled',
'sdl2:use_haptic=disabled',
'sdl2:use_power=disabled',
'sdl2:use_render=disabled',
'sdl2:use_sensor=disabled',
'sdl2:use_video_offscreen=disabled',
'sdl2:use_video_vulkan=disabled',
# You may want to change these for a debug build dir
'buildtype=release',
'strip=true',
'b_lto=true',
'b_ndebug=if-release',
]
)
is_debug_build = get_option('debug')
is_developer_build = (get_option('developer') == 'auto' ? is_debug_build : get_option('developer') == 'true')
cc = meson.get_compiler('c')
python = import('python').find_installation()
macos_app_bundle = get_option('macos_bundle') and host_machine.system() == 'darwin'
subdir('scripts')
config = configuration_data()
taisei_c_args = [
'-Wall',
'-Werror=assume',
'-Werror=implicit-function-declaration',
'-Werror=incompatible-pointer-types',
'-Werror=return-type',
#
# Keep the rest sorted
#
'-Wabsolute-value',
'-Wcast-align',
'-Wcast-align=strict',
'-Wcast-function-type',
'-Wclobbered',
'-Wduplicated-branches',
'-Wduplicated-cond',
'-Wfloat-overflow-conversion',
'-Wfloat-zero-conversion',
'-Wfor-loop-analysis',
'-Wformat-security',
'-Wgcc-compat',
'-Wignored-qualifiers',
'-Winit-self',
'-Wlogical-op',
'-Wmissing-prototypes',
'-Wno-gnu-folding-constant',
'-Wno-ignored-optimization-argument',
'-Wno-implicit-fallthrough',
'-Wno-long-long',
'-Wno-missing-braces',
'-Wno-typedef-redefinition',
'-Wnull-dereference',
'-Wparentheses',
'-Wshadow=compatible-local',
'-Wsometimes-uninitialized',
'-Wstrict-overflow=0',
'-Wstrict-prototypes',
'-Wtype-limits',
'-Wunneeded-internal-declaration',
'-Wunreachable-code',
'-Wunreachable-code-loop-increment',
'-fexcess-precision=standard',
'-fmerge-all-constants',
'-fno-math-errno',
'-fno-signaling-nans',
'-fno-trapping-math',
]
deprecation_warnings = get_option('deprecation_warnings')
if deprecation_warnings == 'error'
taisei_c_args += '-Werror=deprecated-declarations'
elif deprecation_warnings == 'no-error'
taisei_c_args += '-Wno-error=deprecated-declarations'
elif deprecation_warnings == 'ignore'
taisei_c_args += '-Wno-deprecated-declarations'
endif
if meson.version().version_compare('<0.50.0') and get_option('b_pch')
# Workaround for Meson bug: https://github.com/mesonbuild/meson/issues/4905
taisei_c_args += ['-fpch-deps']
endif
taisei_c_args = cc.get_supported_arguments(taisei_c_args)
foreach arglist : [
['-msse', '-mfpmath=sse'],
]
if cc.has_multi_arguments(arglist)
taisei_c_args += arglist
endif
endforeach
sm_check = run_command(check_submodules_command)
if sm_check.stdout() != ''
foreach line : sm_check.stdout().strip().split('\n')
warning(line)
endforeach
endif
if sm_check.stderr() != ''
warning('Submodule check completed with errors:\n@0@'.format(sm_check.stderr()))
endif
static = get_option('static') or ['emscripten', 'nx'].contains(host_machine.system())
dep_freetype = dependency('freetype2', required : true, static : static, fallback : ['freetype', 'freetype_dep'])
dep_png = dependency('libpng', version : '>=1.5', required : true, static : static, fallback : ['libpng', 'png_dep'])
dep_sdl2 = dependency('sdl2', version : '>=2.0.10',required : true, static : static, fallback : ['sdl2', 'sdl2_dep'])
dep_webp = dependency('libwebp', version : '>=0.5', required : true, static : static, fallback : ['libwebp', 'webpdecoder_dep'])
dep_webpdecoder = dependency('libwebpdecoder', version : '>=0.5', required : false, static : static)
dep_zlib = dependency('zlib', required : true, static : static, fallback : ['zlib', 'zlib_dep'])
dep_zstd = dependency('libzstd', version : '>=1.4.0', required : true, static : static, fallback : ['libzstd', 'libzstd_dep'])
dep_zip = dependency('libzip', version : '>=1.5.0', required : false, static : static, fallback : ['libzip', 'libzip_dep'])
dep_cglm = dependency('cglm', version : '>=0.7.8', required : true, static : static, fallback : ['cglm', 'cglm_dep'])
dep_crypto = dependency('libcrypto', required : false, static : static)
dep_gamemode = dependency('gamemode', required : false, static : static)
dep_m = cc.find_library('m', required : false)
dep_basisu_transcoder = subproject('basis_universal').get_variable('basisu_transcoder_dep')
dep_glad = subproject('glad').get_variable('glad_dep')
dep_koishi = subproject('koishi').get_variable('koishi_dep')
taisei_deps = [
dep_basisu_transcoder,
dep_cglm,
dep_freetype,
dep_gamemode,
dep_koishi,
dep_m,
dep_png,
dep_sdl2,
dep_zlib,
dep_zstd,
# don't add glad here
]
if meson.version().version_compare('<0.49.0')
wrap_mode_forcefallback = false
else
wrap_mode_forcefallback = (get_option('wrap_mode') == 'forcefallback')
endif
if dep_webpdecoder.found() and not wrap_mode_forcefallback
# distro libwebpdecoder
taisei_deps += dep_webpdecoder
else
# either distro libwebp, or libwebpdecoder from subproject
taisei_deps += dep_webp
endif
if host_machine.system() == 'windows'
taisei_deps += cc.find_library('shlwapi')
endif
if host_machine.system() == 'emscripten'
package_data = false
enable_zip = false
else
package_data = get_option('package_data')
enable_zip = get_option('enable_zip')
package_data = (package_data == 'auto' ? enable_zip : package_data == 'true')
endif
if enable_zip
assert(dep_zip.found(), 'ZIP support enabled but libzip not found')
taisei_deps += dep_zip
endif
if package_data and not enable_zip
error('ZIP support must be enabled for data packaging to work')
endif
config.set('TAISEI_BUILDCONF_USE_ZIP', taisei_deps.contains(dep_zip))
have_posix = cc.has_header_symbol('unistd.h', '_POSIX_VERSION')
# Feature test macros _SUCK_!
# On some platforms (FreeBSD, macOS, ...), defining _POSIX_C_SOURCE disables C11
# symbols, EVEN WHEN COMPILING IN C11 MODE! On macOS you can get around this
# with _DARWIN_C_SOURCE; on BSD you're screwed apparently. Some libCs require
# _POSIX_C_SOURCE for posix functionality (musl, glibc with __STRICT_ANSI__),
# others include everything by default, it's an inconsistent trash fire. So far
# the safest option seems to be to compile without strict conformance and only
# define _POSIX_C_SOURCE if we have to.
if have_posix
if not cc.has_header_symbol('stdio.h', 'fileno')
# No POSIX stuff by default? Then request it, and assume the libc isn't
# braindead enough to hide the standard C11 APIs.
# If it is then your system sucks.
config.set('_POSIX_C_SOURCE', '200809L')
endif
# For good measure
if host_machine.system() == 'darwin'
config.set('_DARWIN_C_SOURCE', true)
endif
endif
have_vla = not cc.has_header_symbol('stdlib.h', '__STDC_NO_VLA__')
have_complex = not cc.has_header_symbol('stdlib.h', '__STDC_NO_COMPLEX__')
have_timespec = cc.has_function('timespec_get')
assert(have_vla and have_complex, 'Your C implementation needs to support complex numbers and variable-length arrays.')
config.set('TAISEI_BUILDCONF_HAVE_TIMESPEC', have_timespec)
config.set('TAISEI_BUILDCONF_HAVE_INT128', cc.sizeof('__int128') == 16)
config.set('TAISEI_BUILDCONF_HAVE_LONG_DOUBLE', cc.sizeof('long double') > 8)
config.set('TAISEI_BUILDCONF_HAVE_POSIX', have_posix)
config.set('TAISEI_BUILDCONF_HAVE_SINCOS', cc.has_function('sincos', dependencies : dep_m))
if config.get('TAISEI_BUILDCONF_HAVE_SINCOS')
config.set('_GNU_SOURCE', true)
endif
if host_machine.system() == 'emscripten'
# Emscripten bug: https://github.com/emscripten-core/emscripten/issues/10072
config.set('TAISEI_BUILDCONF_MALLOC_ALIGNMENT', 8)
config.set('TAISEI_BUILDCONF_HAVE_MAX_ALIGN_T', false)
else
malloc_alignment = cc.alignment('max_align_t', prefix : '#include <stddef.h>\n')
config.set('TAISEI_BUILDCONF_MALLOC_ALIGNMENT', malloc_alignment)
config.set('TAISEI_BUILDCONF_HAVE_MAX_ALIGN_T', malloc_alignment > 0)
endif
config.set('TAISEI_BUILDCONF_HAVE_BUILTIN_POPCOUNTLL', cc.has_function('__builtin_popcountll'))
config.set('TAISEI_BUILDCONF_HAVE_BUILTIN_POPCOUNT', cc.has_function('__builtin_popcount'))
config.set('TAISEI_BUILDCONF_HAVE_BUILTIN_AVAILABLE', cc.has_function('__builtin_available'))
if enable_zip and dep_zip.found()
if dep_zip.type_name() == 'internal'
have_zip_compression_method_supported = dep_zip.version().version_compare('>=1.7.0')
else
have_zip_compression_method_supported = cc.has_function('zip_compression_method_supported', dependencies : dep_zip)
endif
else
have_zip_compression_method_supported = false
endif
config.set('TAISEI_BUILDCONF_HAVE_ZIP_COMPRESSION_METHOD_SUPPORTED', have_zip_compression_method_supported)
prefer_relpath_systems = [
'windows',
]
force_relpath_systems = [
'emscripten',
'nx'
]
if macos_app_bundle
bundle_dir = 'Taisei.app'
bundle_datadir = join_paths('Contents', 'Resources')
bundle_bindir = join_paths('Contents', 'MacOS')
bundle_libdir = bundle_bindir
datadir = join_paths(bundle_dir, bundle_datadir)
bindir = join_paths(bundle_dir, bundle_bindir)
libdir = join_paths(bundle_dir, bundle_libdir)
is_relocatable_install = true
# arguments must be strings...
meson.add_install_script(
python.path(),
join_paths(meson.source_root(), 'scripts', 'macos-install-dylibs.py'),
':'.join(meson.get_cross_property('macos_lib_path', [])),
':'.join(meson.get_cross_property('macos_tool_path', [])),
meson.get_cross_property('macos_tool_prefix', ''),
)
else
datadir = get_option('datadir')
if force_relpath_systems.contains(host_machine.system())
is_relocatable_install = true
elif get_option('install_relative') == 'auto'
is_relocatable_install = prefer_relpath_systems.contains(host_machine.system())
else
is_relocatable_install = (get_option('install_relative') == 'true')
endif
if is_relocatable_install
bindir = '.'
libdir = '.'
else
bindir = get_option('bindir')
libdir = get_option('libdir')
endif
endif
if get_option('install_freedesktop') == 'auto'
install_xdg = not is_relocatable_install
else
install_xdg = get_option('install_freedesktop') == 'true'
endif
if is_relocatable_install
data_path = 'data'
doc_path = '.' # Meson bug https://github.com/mesonbuild/meson/issues/4295
xdg_path = 'freedesktop.org'
lib_path = '.'
if macos_app_bundle
# Relative to SDL_GetBasePath() (bundle root)
config.set_quoted('TAISEI_BUILDCONF_DATA_PATH', join_paths(bundle_datadir, data_path))
config.set_quoted('TAISEI_BUILDCONF_LIB_PATH', join_paths(bundle_libdir))
# Make paths prefix-relative for installation
data_path = join_paths(datadir, data_path)
lib_path = libdir
# I don't know why would you do that, but more power to you
xdg_path = join_paths(datadir, xdg_path)
else
# Relative to SDL_GetBasePath() (typically contains the executable)
config.set_quoted('TAISEI_BUILDCONF_DATA_PATH', data_path)
config.set_quoted('TAISEI_BUILDCONF_LIB_PATH', '.')
endif
else
data_path = join_paths(datadir, 'taisei')
lib_path = join_paths(libdir, 'taisei')
doc_path = join_paths(datadir, 'doc', 'taisei')
xdg_path = datadir
# Static absolute paths
config.set_quoted('TAISEI_BUILDCONF_DATA_PATH', join_paths(get_option('prefix'), data_path))
config.set_quoted('TAISEI_BUILDCONF_LIB_PATH', join_paths(get_option('prefix'), lib_path))
endif
config.set('TAISEI_BUILDCONF_RELOCATABLE_INSTALL', is_relocatable_install)
config.set('TAISEI_BUILDCONF_DEBUG', is_debug_build)
config.set('TAISEI_BUILDCONF_DEVELOPER', is_developer_build)
config.set('TAISEI_BUILDCONF_LOG_FATAL_MSGBOX', (
host_machine.system() == 'windows' or
host_machine.system() == 'darwin' or
not is_developer_build
))
config.set('TAISEI_BUILDCONF_DEBUG_OPENGL', get_option('debug_opengl'))
install_docs = get_option('docs') and host_machine.system() != 'emscripten'
if host_machine.system() == 'windows'
if install_docs
custom_target('COPYING.txt',
command : [eolconv_command, host_eol_style, '@INPUT@', '@OUTPUT@'],
input : 'COPYING',
output : 'COPYING.txt',
install : true,
install_dir : doc_path
)
endif
else
if install_docs
install_data('COPYING', install_dir : doc_path)
endif
endif
if angle_enabled
angle_dir = 'ANGLE'
angle_libgles = get_option('angle_libgles')
angle_libegl = get_option('angle_libegl')
libgles_filename = angle_libgles.split('/')[-1]
libegl_filename = angle_libegl.split('/')[-1]
if build_machine.system() == 'windows'
# Windows is terrible and has TWO valid path separators
libgles_filename = angle_libgles.split('\\')[-1]
libegl_filename = angle_libegl.split('\\')[-1]
endif
# Where to install the libs (prefix-relative)
# Also used in docs/meson.build to install the license
angle_install_path = join_paths(lib_path, angle_dir)
# Where the game should look (either absolute or SDL_GetBasePath()-relative, depending on configuration)
angle_config_path = join_paths(config.get_unquoted('TAISEI_BUILDCONF_LIB_PATH'), angle_dir)
# use ANGLE for gles renderers by default
config.set('TAISEI_BUILDCONF_HAVE_ANGLE', true)
# used in gles.c for determining what libraries to use
config.set_quoted('TAISEI_BUILDCONF_ANGLE_GLES_PATH', join_paths(angle_config_path, libgles_filename))
config.set_quoted('TAISEI_BUILDCONF_ANGLE_EGL_PATH', join_paths(angle_config_path, libegl_filename))
if host_machine.system() == 'windows'
# Direct Intel iGPU users to the ANGLE fallback on Windows
config.set('TAISEI_BUILDCONF_WINDOWS_ANGLE_INTEL', true)
endif
install_data(
angle_libgles,
angle_libegl,
install_dir : angle_install_path,
)
endif
pathconv_args = ['--escape-backslashes']
if build_machine.system() == 'windows'
pathconv_args += '--from-windows'
endif
if host_machine.system() == 'windows'
pathconv_args += '--to-windows'
endif
foreach pathvar : [
'TAISEI_BUILDCONF_ANGLE_EGL_PATH',
'TAISEI_BUILDCONF_ANGLE_GLES_PATH',
'TAISEI_BUILDCONF_DATA_PATH',
'TAISEI_BUILDCONF_LIB_PATH',
]
if config.has(pathvar)
p = config.get_unquoted(pathvar)
r = run_command(fix_path_command, pathconv_args, p, check : true)
assert(r.returncode() == 0, 'path-correction script failed')
p = r.stdout()
# message('@0@ = @1@'.format(pathvar, p))
config.set_quoted(pathvar, p)
endif
endforeach
systype = (have_posix ? 'POSIX (@0@)' : '@0@').format(host_machine.system())
systype = '@0@, @1@, @2@'.format(systype, host_machine.cpu_family(), host_machine.cpu())
if meson.is_cross_build()
systype = '@0@ (cross-compiling)'.format(systype)
endif
version_deps = []
bindist_deps = []
subdir('misc')
subdir('emscripten')
subdir('switch')
subdir('external')
subdir('resources')
subdir('doc')
subdir('xdg')
subdir('atlas')
subdir('src')
if macos_app_bundle
dmg_target = run_target('dmg',
command : dmg_command,
depends : bindist_deps,
)
endif
if host_machine.system() == 'windows'
nsis_target = run_target('nsis',
command : nsis_command,
depends : bindist_deps,
)
endif
bindist_targets = ['zip', 'tar', 'txz', 'tgz', 'tbz']
foreach bindist_target : bindist_targets
run_target(bindist_target,
command : get_variable('@0@_command'.format(bindist_target)),
depends : bindist_deps,
)
endforeach
summary = '''
Summary:
Taisei version: @0@
System type: @1@
Build type: @2@
Developer mode: @15@
Audio backends: @3@ (default: @4@)
Renderers: @5@ (default: @6@)
Shader translation: @7@
ZIP support: @8@
Package data: @9@
Relative install paths: @10@
Prefix: @11@
Executables: @12@
Data: @13@
Documentation: @14@
'''.format(
taisei_version_string,
systype,
get_option('buildtype'),
', '.join(enabled_audio_backends),
get_option('a_default'),
', '.join(enabled_renderers),
default_renderer,
get_option('shader_transpiler'),
enable_zip,
package_data,
is_relocatable_install,
get_option('prefix'),
# the $ is intentional
join_paths('$prefix', bindir),
join_paths('$prefix', data_path),
join_paths('$prefix', doc_path),
is_developer_build
)
message(summary)
run_command(postconf_command)