1 # Copyright © 2017-2020 Intel Corporation
3 # Permission is hereby granted, free of charge, to any person obtaining a copy
4 # of this software and associated documentation files (the "Software"), to deal
5 # in the Software without restriction, including without limitation the rights
6 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 # copies of the Software, and to permit persons to whom the Software is
8 # furnished to do so, subject to the following conditions:
10 # The above copyright notice and this permission notice shall be included in
11 # all copies or substantial portions of the Software.
13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 version : files('VERSION'),
26 meson_version : '>= 1.1.0',
28 'buildtype=debugoptimized',
29 'b_ndebug=if-release',
33 'build.rust_std=2021',
37 cc = meson.get_compiler('c')
38 cpp = meson.get_compiler('cpp')
40 sizeof_pointer = cc.sizeof('void*').to_string()
42 null_dep = dependency('', required : false)
44 if get_option('layout') != 'mirror'
45 error('`mirror` is the only build directory layout supported')
48 with_mesa_debug = get_option('buildtype') == 'debug'
50 # This means the final value of b_ndebug==true
51 with_mesa_ndebug = get_option('b_ndebug') == 'true' or (get_option('buildtype') == 'release' and get_option('b_ndebug') == 'if-release')
53 # Arguments for the preprocessor, put these in a separate array from the C and
54 # C++ (cpp in meson terminology) arguments since they need to be added to the
55 # default arguments for both C and C++.
57 '-D__STDC_CONSTANT_MACROS',
58 '-D__STDC_FORMAT_MACROS',
59 '-D__STDC_LIMIT_MACROS',
60 '-DPACKAGE_VERSION="@0@"'.format(meson.project_version()),
61 '-DPACKAGE_BUGREPORT="https://gitlab.freedesktop.org/mesa/mesa/-/issues"',
63 # Arguments for c or cpp compiler, can be compiler options
69 with_moltenvk_dir = get_option('moltenvk-dir')
70 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
71 with_tests = get_option('build-tests')
72 with_glcpp_tests = get_option('enable-glcpp-tests')
73 with_aco_tests = get_option('build-aco-tests')
74 with_glx_read_only_text = get_option('glx-read-only-text')
75 with_glx_direct = get_option('glx-direct')
76 with_osmesa = get_option('osmesa')
77 with_vulkan_overlay_layer = get_option('vulkan-layers').contains('overlay')
78 with_vulkan_device_select_layer = get_option('vulkan-layers').contains('device-select')
79 with_tools = get_option('tools')
80 if with_tools.contains('all')
97 with_any_vulkan_layers = get_option('vulkan-layers').length() != 0
98 with_intel_tools = with_tools.contains('intel') or with_tools.contains('intel-ui')
99 with_imgui = with_intel_tools or with_vulkan_overlay_layer
101 dri_drivers_path = get_option('dri-drivers-path')
102 if dri_drivers_path == ''
103 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
105 dri_search_path = get_option('dri-search-path')
106 if dri_search_path == ''
107 dri_search_path = dri_drivers_path
110 gbm_backends_path = get_option('gbm-backends-path')
111 if gbm_backends_path == ''
112 gbm_backends_path = join_paths(get_option('prefix'), get_option('libdir'), 'gbm')
115 # Default shared glapi disabled for windows, enabled elsewhere.
116 with_shared_glapi = get_option('shared-glapi') \
117 .disable_auto_if(host_machine.system() == 'windows') \
120 with_opengl = get_option('opengl')
122 with_gles1 = get_option('gles1') \
123 .require(with_shared_glapi, error_message : 'OpengGL ES 1.x requires shared-glapi') \
126 with_gles2 = get_option('gles2') \
127 .require(with_shared_glapi, error_message : 'OpengGL ES 2.x requires shared-glapi') \
130 pre_args += '-DHAVE_OPENGL=@0@'.format(with_opengl.to_int())
131 pre_args += '-DHAVE_OPENGL_ES_1=@0@'.format(with_gles1.to_int())
132 pre_args += '-DHAVE_OPENGL_ES_2=@0@'.format(with_gles2.to_int())
134 with_any_opengl = with_opengl or with_gles1 or with_gles2
135 # Only build shared_glapi if at least one OpenGL API is enabled
136 with_shared_glapi = with_shared_glapi and with_any_opengl
138 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux', 'sunos', 'android', 'managarm'].contains(host_machine.system())
140 gallium_drivers = get_option('gallium-drivers')
141 if gallium_drivers.contains('auto')
142 if system_has_kms_drm
144 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
146 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast',
147 'iris', 'crocus', 'i915', 'zink'
149 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
151 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau', 'svga',
152 'tegra', 'virgl', 'lima', 'panfrost', 'swrast', 'iris',
155 elif ['mips', 'mips64', 'riscv32', 'riscv64'].contains(host_machine.cpu_family())
157 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'swrast', 'zink'
159 elif ['loongarch64'].contains(host_machine.cpu_family())
161 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'etnaviv', 'swrast', 'zink'
164 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
165 host_machine.cpu_family()))
167 elif ['windows'].contains(host_machine.system())
168 gallium_drivers = ['swrast', 'zink', 'd3d12']
169 elif ['darwin', 'cygwin', 'haiku'].contains(host_machine.system())
170 gallium_drivers = ['swrast']
172 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
173 host_machine.system()))
175 elif gallium_drivers.contains('all')
176 # Build-test everything except for i915, which depends on libdrm-intel which
177 # is not available on non-Intel distros.
179 'r300', 'r600', 'radeonsi', 'crocus', 'v3d', 'vc4', 'freedreno', 'etnaviv',
180 'nouveau', 'svga', 'tegra', 'virgl', 'lima', 'panfrost', 'swrast', 'iris',
181 'zink', 'd3d12', 'asahi'
185 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
186 with_gallium_r300 = gallium_drivers.contains('r300')
187 with_gallium_r600 = gallium_drivers.contains('r600')
188 with_gallium_nouveau = gallium_drivers.contains('nouveau')
189 with_gallium_freedreno = gallium_drivers.contains('freedreno')
190 with_gallium_softpipe = gallium_drivers.contains('swrast')
191 with_gallium_vc4 = gallium_drivers.contains('vc4')
192 with_gallium_v3d = gallium_drivers.contains('v3d')
193 with_gallium_panfrost = gallium_drivers.contains('panfrost')
194 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
195 with_gallium_tegra = gallium_drivers.contains('tegra')
196 with_gallium_crocus = gallium_drivers.contains('crocus')
197 with_gallium_iris = gallium_drivers.contains('iris')
198 with_gallium_i915 = gallium_drivers.contains('i915')
199 with_gallium_svga = gallium_drivers.contains('svga')
200 with_gallium_virgl = gallium_drivers.contains('virgl')
201 with_gallium_lima = gallium_drivers.contains('lima')
202 with_gallium_zink = gallium_drivers.contains('zink')
203 with_gallium_d3d12 = gallium_drivers.contains('d3d12')
204 with_gallium_asahi = gallium_drivers.contains('asahi')
205 foreach gallium_driver : gallium_drivers
206 pre_args += '-DHAVE_@0@'.format(gallium_driver.to_upper())
209 with_gallium = gallium_drivers.length() != 0
210 with_gallium_kmsro = system_has_kms_drm and [
212 with_gallium_etnaviv,
213 with_gallium_freedreno,
215 with_gallium_panfrost,
220 _vulkan_drivers = get_option('vulkan-drivers')
221 if _vulkan_drivers.contains('auto')
222 if system_has_kms_drm
223 if host_machine.cpu_family().startswith('x86')
224 _vulkan_drivers = ['amd', 'intel', 'intel_hasvk', 'nouveau', 'swrast']
225 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
226 _vulkan_drivers = ['swrast', 'intel']
227 elif ['mips', 'mips64', 'riscv32', 'riscv64'].contains(host_machine.cpu_family())
228 _vulkan_drivers = ['amd', 'swrast']
229 elif ['loongarch64'].contains(host_machine.cpu_family())
230 _vulkan_drivers = ['amd', 'swrast']
232 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
233 host_machine.cpu_family()))
235 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
236 # No vulkan driver supports windows or macOS currently
239 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
240 host_machine.system()))
242 elif _vulkan_drivers.contains('all')
243 # Build every vulkan driver regardless of architecture.
244 _vulkan_drivers = ['amd', 'intel', 'intel_hasvk', 'swrast',
245 'freedreno', 'panfrost', 'virtio', 'broadcom',
246 'imagination-experimental', 'microsoft-experimental',
250 with_intel_vk = _vulkan_drivers.contains('intel')
251 with_intel_hasvk = _vulkan_drivers.contains('intel_hasvk')
252 with_amd_vk = _vulkan_drivers.contains('amd')
253 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
254 with_panfrost_vk = _vulkan_drivers.contains('panfrost')
255 with_swrast_vk = _vulkan_drivers.contains('swrast')
256 with_virtio_vk = _vulkan_drivers.contains('virtio')
257 with_broadcom_vk = _vulkan_drivers.contains('broadcom')
258 with_imagination_vk = _vulkan_drivers.contains('imagination-experimental')
259 with_imagination_srv = get_option('imagination-srv')
260 with_microsoft_vk = _vulkan_drivers.contains('microsoft-experimental')
261 with_nouveau_vk = _vulkan_drivers.contains('nouveau')
262 with_any_vk = _vulkan_drivers.length() != 0
264 if with_any_vk and host_machine.system() == 'windows' and meson.version().version_compare('< 1.3')
265 error('Vulkan drivers on Windows require meson 1.3 or newer')
268 freedreno_kmds = get_option('freedreno-kmds')
269 if freedreno_kmds.length() != 0 and freedreno_kmds != [ 'msm' ] and with_freedreno_vk
270 if freedreno_kmds.contains('msm')
271 warning('Turnip with the DRM KMD will require libdrm to always be present at runtime which may not always be the case on platforms such as Android.')
272 elif with_gallium_kmsro
273 warning('As a side-effect, Turnip is forced to link with libdrm when built alongside Gallium DRM drivers which platforms such as Android may not have available at runtime.')
274 elif _vulkan_drivers != [ 'freedreno' ]
275 warning('Turnip is forced to link with libdrm when built alongside other Vulkan drivers which platforms such as Android may not have available at runtime.')
277 # If DRM support isn't needed, we can get rid of it since linking
278 # to libdrm can be a potential compatibility hazard.
279 system_has_kms_drm = false
284 if with_gallium and system_has_kms_drm
285 _glx = get_option('glx')
286 _egl = get_option('egl')
287 if _glx == 'dri' or _egl.enabled() or (_glx == 'disabled' and _egl.allowed())
292 with_any_broadcom = [
298 if get_option('intel-clc') != 'system'
299 # Require intel-clc with Anv & Iris (for internal shaders)
300 with_intel_clc = get_option('intel-clc') == 'enabled' or \
301 with_intel_vk or with_gallium_iris
303 with_intel_clc = false
306 with_intel_vk_rt = get_option('intel-rt') \
307 .disable_auto_if(not with_intel_vk) \
308 .disable_if(host_machine.cpu_family() != 'x86_64', error_message : 'Intel Ray Tracing is only supported on x86_64') \
320 with_any_nouveau = with_gallium_nouveau or with_nouveau_vk
322 # needed in the loader
324 pre_args += '-DHAVE_NVK'
327 if with_swrast_vk and not with_gallium_softpipe
328 error('swrast vulkan requires gallium swrast')
330 if with_gallium_tegra and not with_gallium_nouveau
331 error('tegra driver requires nouveau driver')
333 if with_aco_tests and not with_amd_vk
334 error('ACO tests require Radv')
337 with_microsoft_clc = get_option('microsoft-clc').enabled()
338 with_clc = with_microsoft_clc or with_intel_clc or with_gallium_asahi
339 with_spirv_to_dxil = get_option('spirv-to-dxil')
341 if host_machine.system() == 'darwin'
342 with_dri_platform = 'apple'
343 pre_args += '-DBUILDING_MESA'
344 elif ['windows', 'cygwin'].contains(host_machine.system())
345 with_dri_platform = 'windows'
346 elif system_has_kms_drm
347 with_dri_platform = 'drm'
349 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
350 # assert here that one of those cases has been met.
351 # FIXME: illumos ends up here as well
352 with_dri_platform = 'none'
355 with_vulkan_beta = get_option('vulkan-beta')
356 if host_machine.system() == 'darwin'
357 #macOS seems to need beta extensions to build for now:
358 with_vulkan_beta = true
361 pre_args += '-DVK_ENABLE_BETA_EXTENSIONS'
364 _codecs = get_option('video-codecs')
365 patent_codecs = ['vc1dec', 'h264dec', 'h264enc', 'h265dec', 'h265enc']
366 free_codecs = ['av1dec', 'av1enc', 'vp9dec']
367 all_codecs = patent_codecs + free_codecs
369 if _codecs.contains('all')
371 elif _codecs.contains('all_free')
372 selected_codecs = _codecs
373 _codecs = free_codecs
374 foreach c : patent_codecs
375 if selected_codecs.contains(c)
380 foreach c : all_codecs
381 pre_args += '-DVIDEO_CODEC_@0@=@1@'.format(c.to_upper(), _codecs.contains(c).to_int())
384 _platforms = get_option('platforms')
385 if _platforms.contains('auto')
386 if system_has_kms_drm
387 _platforms = ['x11', 'wayland']
388 elif ['darwin', 'cygwin'].contains(host_machine.system())
390 elif ['haiku'].contains(host_machine.system())
391 _platforms = ['haiku']
392 elif host_machine.system() == 'windows'
393 _platforms = ['windows']
395 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
396 host_machine.system()))
400 with_platform_android = _platforms.contains('android')
401 with_platform_x11 = _platforms.contains('x11')
402 with_platform_wayland = _platforms.contains('wayland')
403 with_platform_haiku = _platforms.contains('haiku')
404 with_platform_windows = _platforms.contains('windows')
406 with_glx = get_option('glx')
407 if with_glx == 'auto'
409 with_glx = 'disabled'
410 elif with_platform_android
411 with_glx = 'disabled'
414 elif with_platform_haiku
415 with_glx = 'disabled'
416 elif host_machine.system() == 'windows'
417 with_glx = 'disabled'
419 # Even when building just gallium drivers the user probably wants dri
421 elif with_platform_x11 and with_any_opengl and not with_any_vk
422 # The automatic behavior should not be to turn on xlib based glx when
423 # building only vulkan drivers
426 with_glx = 'disabled'
435 if not with_opengl and with_glx != 'disabled'
436 error('Building GLX without OpenGL is not supported.') \
439 if not (with_dri or with_gallium or with_glx != 'disabled')
443 with_any_opengl = false
444 with_shared_glapi = false
447 with_gbm = get_option('gbm') \
448 .require(system_has_kms_drm, error_message : 'GBM only supports DRM/KMS platforms') \
449 .disable_auto_if(not with_dri) \
452 with_xlib_lease = get_option('xlib-lease') \
453 .require(with_platform_x11 and (system_has_kms_drm or with_dri_platform == 'apple'), error_message : 'xlib-lease requires X11 and KMS/DRM support') \
456 with_egl = get_option('egl') \
457 .require(with_platform_windows or with_platform_haiku or with_dri or with_platform_android, error_message : 'EGL requires DRI, Haiku, Windows or Android') \
458 .require(with_shared_glapi, error_message : 'EGL requires shared-glapi') \
459 .require(with_glx != 'xlib', error_message :'EGL requires DRI, but GLX is being built with xlib support') \
460 .disable_auto_if(with_platform_haiku) \
464 _platforms += 'surfaceless'
465 if with_gbm and not with_platform_android
469 egl_native_platform = get_option('egl-native-platform')
470 if egl_native_platform.contains('auto')
471 egl_native_platform = _platforms[0]
475 if with_egl and not _platforms.contains(egl_native_platform)
476 error('-Degl-native-platform does not specify an enabled platform')
479 if 'x11' in _platforms
483 foreach platform : _platforms
484 pre_args += '-DHAVE_@0@_PLATFORM'.format(platform.to_upper())
487 if with_platform_android and get_option('platform-sdk-version') >= 29
488 # By default the NDK compiler, at least, emits emutls references instead of
489 # ELF TLS, even when building targeting newer API levels. Make it actually do
491 c_cpp_args += '-fno-emulated-tls'
494 # -mtls-dialect=gnu2 speeds up non-initial-exec TLS significantly but requires
495 # full toolchain (including libc) support.
496 have_mtls_dialect = false
497 foreach c_arg : get_option('c_args')
498 if c_arg.startswith('-mtls-dialect=')
499 have_mtls_dialect = true
503 if not have_mtls_dialect
504 # need .run to check libc support. meson aborts when calling .run when
505 # cross-compiling, but because this is just an optimization we can skip it
506 if meson.is_cross_build() and not meson.can_run_host_binaries()
507 warning('cannot auto-detect -mtls-dialect when cross-compiling, using compiler default')
509 # -fpic to force dynamic tls, otherwise TLS relaxation defeats check
510 gnu2_test = cc.run('int __thread x; int main() { return x; }',
511 args: ['-mtls-dialect=gnu2', '-fpic'],
512 name: '-mtls-dialect=gnu2')
513 if gnu2_test.returncode() == 0 and (
514 # check for lld 13 bug: https://gitlab.freedesktop.org/mesa/mesa/-/issues/5665
515 host_machine.cpu_family() != 'x86_64' or
516 # get_linker_id misses LDFLAGS=-fuse-ld=lld: https://github.com/mesonbuild/meson/issues/6377
517 #cc.get_linker_id() != 'ld.lld' or
518 cc.links('''int __thread x; int y; int main() { __asm__(
519 "leaq x@TLSDESC(%rip), %rax\n"
520 "movq y@GOTPCREL(%rip), %rdx\n"
521 "call *x@TLSCALL(%rax)\n"); }''', name: 'split TLSDESC')
523 c_cpp_args += '-mtls-dialect=gnu2'
528 if with_glx != 'disabled'
529 if not (with_platform_x11 and with_any_opengl)
530 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
531 elif with_glx == 'xlib'
533 error('xlib based GLX requires at least one gallium driver')
534 elif not with_gallium_softpipe
535 error('xlib based GLX requires softpipe or llvmpipe.')
537 error('xlib conflicts with any dri driver')
539 elif with_glx == 'dri'
540 if not with_shared_glapi
541 error('dri based GLX requires shared-glapi')
546 _glvnd = get_option('glvnd') \
547 .require(not with_platform_windows,
548 error_message: 'glvnd cannot be used on Windows') \
549 .require(with_glx != 'xlib',
550 error_message: 'Cannot build glvnd support for GLX that is not DRI based.') \
551 .require(with_glx != 'disabled' or with_egl,
552 error_message: 'glvnd requires DRI based GLX and/or EGL') \
553 .require(get_option('egl-lib-suffix') == '',
554 error_message: '''EGL lib suffix can't be used with libglvnd''')
555 dep_glvnd = dependency('libglvnd', version : '>= 1.3.2', required : _glvnd)
556 with_glvnd = dep_glvnd.found()
557 pre_args += '-DUSE_LIBGLVND=@0@'.format(with_glvnd.to_int())
558 glvnd_vendor_name = get_option('glvnd-vendor-name')
560 if with_vulkan_icd_dir == ''
561 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
564 # GNU/Hurd includes egl_dri2, without drm.
565 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or with_dri_platform == 'apple' or
566 host_machine.system() == 'gnu')
567 with_dri3 = get_option('dri3').disable_auto_if(not (system_has_kms_drm and with_dri2)).allowed()
569 if with_any_vk and (with_platform_x11 and not with_dri3)
570 error('Vulkan drivers require dri3 for X11 support')
573 if with_glx == 'disabled' and not with_egl and not with_gbm
574 error('building dri drivers require at least one windowing system')
578 if with_gallium_kmsro and (with_platform_x11 and not with_dri3)
579 error('kmsro requires dri3 for X11 support')
582 dep_dxheaders = null_dep
583 if with_gallium_d3d12 or with_microsoft_clc or with_microsoft_vk
584 dep_dxheaders = dependency('directx-headers', required : false)
585 if not dep_dxheaders.found()
586 dep_dxheaders = dependency('DirectX-Headers',
587 version : '>= 1.613.0',
588 fallback : ['DirectX-Headers', 'dep_dxheaders'],
589 required : with_gallium_d3d12 or with_microsoft_vk
594 _with_gallium_d3d12_video = get_option('gallium-d3d12-video')
595 with_gallium_d3d12_video = false
596 if with_gallium_d3d12 and not _with_gallium_d3d12_video.disabled()
597 with_gallium_d3d12_video = true
598 pre_args += '-DHAVE_GALLIUM_D3D12_VIDEO'
602 with_gallium_d3d12_video,
603 with_gallium_nouveau,
605 with_gallium_radeonsi,
609 vdpau = get_option('gallium-vdpau') \
610 .require(system_has_kms_drm, error_message : 'VDPAU state tracker can only be build on unix-like OSes.') \
611 .require(with_platform_x11, error_message : 'VDPAU state tracker requires X11 support.') \
612 .require(_vdpau_drivers.contains(true), error_message : 'VDPAU state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau, d3d12 (with option gallium-d3d12-video, virgl).')
614 dep_vdpau = dependency('vdpau', version : '>= 1.5', required : vdpau)
616 dep_vdpau = dep_vdpau.partial_dependency(compile_args : true)
617 pre_args += '-DHAVE_ST_VDPAU'
619 with_gallium_vdpau = dep_vdpau.found()
621 vdpau_drivers_path = get_option('vdpau-libs-path')
622 if vdpau_drivers_path == ''
623 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
626 # GLSL has interesting version output and Meson doesn't parse it correctly as of
628 prog_glslang = find_program('glslangValidator', native : true,
629 required : with_vulkan_overlay_layer or with_aco_tests or with_amd_vk or with_intel_vk)
630 if prog_glslang.found()
631 # Check if glslang has depfile support. Support was added in 11.3.0, but
632 # Windows path support was broken until 11.9.0.
634 # It is intentional to check the build machine, since we need to ensure that
635 # glslang will output valid paths on the build platform
636 _glslang_check = build_machine.system() == 'windows' ? '>= 11.9.0' : '>= 11.3.0'
637 if run_command(prog_glslang, ['--version'], check : false).stdout().split(':')[2].version_compare(_glslang_check)
638 glslang_depfile = ['--depfile', '@DEPFILE@']
642 if run_command(prog_glslang, [ '--quiet', '--version' ], check : false).returncode() == 0
643 glslang_quiet = ['--quiet']
650 _omx = get_option('gallium-omx')
651 if not system_has_kms_drm
652 if ['auto', 'disabled'].contains(_omx)
655 error('OMX state tracker can only be built on unix-like OSes.')
657 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
658 if ['auto', 'disabled'].contains(_omx)
661 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
664 with_gallium_omx = _omx
667 if ['auto', 'bellagio'].contains(_omx)
668 dep_omx = dependency(
669 'libomxil-bellagio', required : _omx == 'bellagio'
672 with_gallium_omx = 'bellagio'
675 if ['auto', 'tizonia'].contains(_omx)
676 if with_dri and with_egl
677 dep_omx = dependency(
678 'libtizonia', version : '>= 0.10.0',
679 required : _omx == 'tizonia',
682 dependency('libtizplatform', required : _omx == 'tizonia'),
683 dependency('tizilheaders', required : _omx == 'tizonia'),
685 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
686 with_gallium_omx = 'tizonia'
688 elif _omx == 'tizonia'
689 error('OMX-Tizonia state tracker requires dri and egl')
693 with_gallium_omx = 'disabled'
695 with_gallium_omx = _omx
698 pre_args += '-DENABLE_ST_OMX_BELLAGIO=@0@'.format((with_gallium_omx == 'bellagio').to_int())
699 pre_args += '-DENABLE_ST_OMX_TIZONIA=@0@'.format((with_gallium_omx == 'tizonia').to_int())
702 omx_drivers_path = get_option('omx-libs-path')
704 if with_gallium_omx != 'disabled'
705 # Figure out where to put the omx driver.
706 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
707 # argument to meson's get_variable method.
708 if omx_drivers_path == ''
709 _omx_libdir = dep_omx.get_variable(pkgconfig : 'libdir')
710 _omx_drivers_dir = dep_omx.get_variable(pkgconfig : 'pluginsdir')
711 if _omx_libdir == get_option('libdir')
712 omx_drivers_path = _omx_drivers_dir
715 # This will fail on windows. Does OMX run on windows?
716 _omx_libdir = _omx_libdir.split('/')
717 _omx_drivers_dir = _omx_drivers_dir.split('/')
718 foreach o : _omx_drivers_dir
719 if not _omx_libdir.contains(o)
723 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
729 with_gallium_d3d12_video,
730 with_gallium_nouveau,
732 with_gallium_radeonsi,
736 _va = get_option('gallium-va') \
737 .require(_va_drivers.contains(true),
738 error_message : 'VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau, d3d12 (with option gallium-d3d12-video), virgl.')
739 _dep_va_name = host_machine.system() == 'windows' ? 'libva-win32' : 'libva'
740 dep_va = dependency(_dep_va_name, version : '>= 1.8.0', required : _va)
742 dep_va_headers = dep_va.partial_dependency(compile_args : true)
743 if cc.has_header_symbol('va/va.h', 'VASurfaceAttribDRMFormatModifiers',
744 dependencies: dep_va_headers)
745 pre_args += '-DHAVE_VA_SURFACE_ATTRIB_DRM_FORMAT_MODIFIERS'
748 with_gallium_va = dep_va.found()
750 va_drivers_path = get_option('va-libs-path')
751 if va_drivers_path == ''
752 va_drivers_path = join_paths(get_option('libdir'), 'dri')
755 with_gallium_xa = get_option('gallium-xa') \
756 .require(system_has_kms_drm, error_message : 'XA state tracker can only be built on unix-like OSes.') \
757 .require(with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915 or with_gallium_svga,
758 error_message : 'XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.') \
761 d3d_drivers_path = get_option('d3d-drivers-path')
762 if d3d_drivers_path == ''
763 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
766 with_gallium_st_nine = get_option('gallium-nine')
767 if with_gallium_st_nine
768 if not with_gallium_softpipe
769 error('The nine state tracker requires gallium softpipe/llvmpipe.')
772 with_gallium_freedreno,
775 with_gallium_nouveau,
776 with_gallium_panfrost,
779 with_gallium_radeonsi,
783 error('The nine state tracker requires at least one non-swrast gallium driver.')
786 error('Using nine with wine requires dri3')
789 with_gallium_st_d3d10umd = get_option('gallium-d3d10umd')
790 if with_gallium_st_d3d10umd
791 if not with_gallium_softpipe
792 error('The d3d10umd state tracker requires gallium softpipe/llvmpipe.')
795 _power8 = get_option('power8')
797 if host_machine.cpu_family() == 'ppc64' and host_machine.endian() == 'little'
798 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
799 error('Altivec is not supported with gcc version < 4.8.')
804 vector unsigned char r;
805 vector unsigned int v = vec_splat_u32 (1);
806 r = __builtin_vec_vgbbd ((vector unsigned char) v);
809 args : '-mpower8-vector',
810 name : 'POWER8 intrinsics')
811 pre_args += ['-D_ARCH_PWR8']
812 c_cpp_args += '-mpower8-vector'
813 elif _power8.enabled()
814 error('POWER8 intrinsic support required but not found.')
819 if get_option('vmware-mks-stats')
820 if not with_gallium_svga
821 error('vmware-mks-stats requires gallium VMware/svga driver.')
823 pre_args += '-DVMX86_STATS=1'
826 _opencl = get_option('gallium-opencl')
827 _rtti = get_option('cpp_rtti')
828 if _opencl != 'disabled'
830 error('OpenCL Clover implementation requires at least one gallium driver.')
833 error('The Clover OpenCL state tracker requires rtti')
836 with_gallium_opencl = true
837 with_opencl_icd = _opencl == 'icd'
839 with_gallium_opencl = false
840 with_opencl_icd = false
843 with_gallium_rusticl = get_option('gallium-rusticl')
844 if with_gallium_rusticl
846 error('rusticl requires at least one gallium driver.')
849 if meson.version().version_compare('< 1.4.0')
850 error('rusticl requires meson 1.4.0 or newer')
853 add_languages('rust', required: true)
854 rustc = meson.get_compiler('rust')
860 if with_gallium_opencl or with_clc
861 dep_clc = dependency('libclc')
864 gl_pkgconfig_c_flags = []
865 with_glx_indirect_rendering = false
867 if with_glx == 'xlib'
868 pre_args += '-DUSE_XSHM'
870 with_glx_indirect_rendering = true
871 pre_args += '-DGLX_INDIRECT_RENDERING'
873 pre_args += '-DGLX_DIRECT_RENDERING'
875 if with_dri_platform == 'drm'
876 pre_args += '-DGLX_USE_DRM'
877 elif with_dri_platform == 'apple'
878 pre_args += '-DGLX_USE_APPLEGL'
879 # Check to see if more than just the default 'swrast' is required
880 if (not with_gallium_softpipe) or 1 < gallium_drivers.length()
881 # Switch the MacOS code from "forwarding to the OpenGL.framework" mode
882 # and into actual Gallium Driver mode
883 pre_args += '-DGLX_USE_APPLE'
885 elif with_dri_platform == 'windows'
886 pre_args += '-DGLX_USE_WINDOWSGL'
891 with_glapi_export_proto_entry_points = false
892 if with_shared_glapi and not with_glx_indirect_rendering
893 # Imply !defined(GLX_INDIRECT_RENDERING)
894 with_glapi_export_proto_entry_points = true
896 pre_args += '-DGLAPI_EXPORT_PROTO_ENTRY_POINTS=@0@'.format(with_glapi_export_proto_entry_points.to_int())
898 with_android_stub = get_option('android-stub')
899 if with_android_stub and not with_platform_android
900 error('`-D android-stub=true` makes no sense without `-D platforms=android`')
903 with_libbacktrace = get_option('android-libbacktrace') \
904 .require(with_platform_android, error_message : '`-D android-libbacktrace=enabled` makes no sense without `-D platforms=android`') \
905 .disable_auto_if(not with_platform_android) \
909 cpp_args += '-DWITH_LIBBACKTRACE'
912 if with_platform_android
913 dep_android_mapper4 = null_dep
914 if not with_android_stub
916 dependency('cutils'),
917 dependency('hardware'),
921 dep_android += dependency('backtrace')
923 if get_option('platform-sdk-version') >= 26
924 dep_android += dependency('nativewindow')
926 if get_option('platform-sdk-version') >= 30
927 dep_android_mapper4 = dependency('android.hardware.graphics.mapper', version : '>= 4.0', required : false)
930 pre_args += '-DANDROID_API_LEVEL=' + get_option('platform-sdk-version').to_string()
931 if get_option('android-strict')
932 pre_args += '-DANDROID_STRICT'
936 # On Android, seccomp kills the process on kernels without
937 # CONFIG_KCMP/CONFIG_CHECKPOINT_RESTORE if it attemps to use KCMP.
938 # Since we can't detect that, err on the side of caution and disable
939 # KCMP by default on Android.
940 if get_option('allow-kcmp') \
941 .disable_auto_if(with_platform_android) \
943 pre_args += '-DALLOW_KCMP'
946 prog_python = import('python').find_installation('python3')
947 has_mako = run_command(
951 from packaging.version import Version
953 from distutils.version import StrictVersion as Version
955 assert Version(mako.__version__) >= Version("0.8.0")
957 if has_mako.returncode() != 0
958 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
961 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
962 error('When using GCC, version 4.4.6 or later is required.')
965 # Support systems without ETIME (e.g. FreeBSD)
966 if cc.get_define('ETIME', prefix : '#include <errno.h>') == ''
967 pre_args += '-DETIME=ETIMEDOUT'
970 # Define MESA_DEBUG to 1 for debug builds only (debugoptimized is not included on this one);
971 # otherwise define MESA_DEBUG to 0
972 pre_args += '-DMESA_DEBUG=@0@'.format(with_mesa_debug.to_int())
974 with_split_debug = get_option('split-debug') \
975 .disable_if(not cc.has_argument('-gsplit-dwarf'),
976 error_message : 'split-debug requires compiler -gsplit-dwarf support') \
977 .disable_if(not cc.has_link_argument('-Wl,--gdb-index'),
978 error_message : 'split-debug requires the linker argument -Wl,--gdb-index')
980 if with_split_debug.allowed() and get_option('debug')
981 add_project_arguments('-gsplit-dwarf', language : ['c', 'cpp'])
982 add_project_link_arguments('-Wl,--gdb-index', language : ['c', 'cpp'])
985 with_shader_cache = get_option('shader-cache') \
986 .require(host_machine.system() != 'windows', error_message : 'Shader Cache does not currently work on Windows') \
990 pre_args += '-DENABLE_SHADER_CACHE'
991 if not get_option('shader-cache-default')
992 pre_args += '-DSHADER_CACHE_DISABLE_BY_DEFAULT'
995 shader_cache_max_size = get_option('shader-cache-max-size')
996 if shader_cache_max_size != ''
997 pre_args += '-DMESA_SHADER_CACHE_MAX_SIZE="@0@"'.format(shader_cache_max_size)
1001 # Check for GCC style builtins
1002 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
1003 'ffsll', 'popcount', 'popcountll', 'unreachable', 'types_compatible_p']
1004 if cc.has_function(b)
1005 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
1009 # check for GCC __attribute__
1011 'const', 'flatten', 'malloc', 'pure', 'unused', 'warn_unused_result',
1012 'weak', 'format', 'packed', 'returns_nonnull', 'alias', 'noreturn',
1014 foreach a : cc.get_supported_function_attributes(_attributes)
1015 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
1017 if cc.has_function_attribute('visibility:hidden')
1018 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
1020 if cc.compiles('__uint128_t foo(void) { return 0; }',
1021 name : '__uint128_t')
1022 pre_args += '-DHAVE_UINT128'
1025 if cc.has_function('reallocarray')
1026 pre_args += '-DHAVE_REALLOCARRAY'
1028 if cc.has_function('fmemopen')
1029 pre_args += '-DHAVE_FMEMOPEN'
1032 # TODO: this is very incomplete
1033 if ['linux', 'cygwin', 'gnu', 'freebsd', 'gnu/kfreebsd', 'haiku', 'android', 'managarm'].contains(host_machine.system())
1034 pre_args += '-D_GNU_SOURCE'
1035 elif host_machine.system() == 'sunos'
1036 pre_args += '-D__EXTENSIONS__'
1037 elif host_machine.system() == 'windows'
1039 '-D_WINDOWS', '-D_WIN32_WINNT=0x0A00', '-DWINVER=0x0A00',
1040 '-DPIPE_SUBSYSTEM_WINDOWS_USER',
1041 '-D_USE_MATH_DEFINES', # XXX: scons didn't use this for mingw
1043 if cc.get_argument_syntax() == 'msvc'
1046 '-D_CRT_SECURE_NO_WARNINGS',
1047 '-D_CRT_SECURE_NO_DEPRECATE',
1048 '-D_SCL_SECURE_NO_WARNINGS',
1049 '-D_SCL_SECURE_NO_DEPRECATE',
1050 '-D_ALLOW_KEYWORD_MACROS',
1051 '-D_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions
1055 # When the target is not mingw/ucrt
1056 # NOTE: clang's stddef.h are conflict with mingw/ucrt's stddef.h
1057 # So do not include headers that defined in clang for detecting
1061 #if defined(__MINGW32__) && defined(_UCRT)
1064 int main(void) { return 0; }''')
1065 pre_args += ['-D__MSVCRT_VERSION__=0x0700']
1068 elif host_machine.system() == 'openbsd'
1069 pre_args += '-D_ISOC11_SOURCE'
1072 # Check for generic C arguments
1073 c_msvc_compat_args = []
1074 no_override_init_args = []
1075 cpp_msvc_compat_args = []
1076 ld_args_gc_sections = []
1077 if cc.get_argument_syntax() == 'msvc'
1079 '/wd4018', # signed/unsigned mismatch
1080 '/wd4056', # overflow in floating-point constant arithmetic
1081 '/wd4244', # conversion from 'type1' to 'type2', possible loss of data
1082 '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data
1083 '/wd4305', # truncation from 'type1' to 'type2'
1084 '/wd4351', # new behavior: elements of array 'array' will be default initialized
1085 '/wd4756', # overflow in constant arithmetic
1086 '/wd4800', # forcing value to bool 'true' or 'false' (performance warning)
1087 '/wd4996', # disabled deprecated POSIX name warnings
1088 '/wd4291', # no matching operator delete found
1089 '/wd4146', # unary minus operator applied to unsigned type, result still unsigned
1090 '/wd4200', # nonstandard extension used: zero-sized array in struct/union
1091 '/wd4624', # destructor was implicitly defined as deleted [from LLVM]
1092 '/wd4309', # 'initializing': truncation of constant value
1093 '/wd4838', # conversion from 'int' to 'const char' requires a narrowing conversion
1094 '/wd5105', # macro expansion producing 'defined' has undefined behavior (winbase.h, need Windows SDK upgrade)
1095 '/we4020', # Error when passing the wrong number of parameters
1096 '/we4024', # Error when passing different type of parameter
1097 '/we4189', # 'identifier' : local variable is initialized but not referenced
1098 '/Zc:__cplusplus', #Set __cplusplus macro to match the /std:c++<version> on the command line
1100 c_args += cc.get_supported_arguments(_trial)
1101 cpp_args += cpp.get_supported_arguments(_trial)
1104 '-Werror=implicit-function-declaration',
1105 '-Werror=missing-prototypes',
1106 '-Werror=return-type',
1107 '-Werror=empty-body',
1108 '-Werror=incompatible-pointer-types',
1109 '-Werror=int-conversion',
1110 '-Wimplicit-fallthrough',
1111 '-Wmisleading-indentation',
1112 '-Wno-missing-field-initializers',
1113 '-Wno-format-truncation',
1114 '-Wno-nonnull-compare',
1116 '-fno-trapping-math',
1117 '-Qunused-arguments',
1119 '-Wno-unknown-pragmas',
1121 '-Wno-microsoft-enum-value',
1122 '-Wno-unused-function',
1125 '-Werror=return-type',
1126 '-Werror=empty-body',
1127 '-Wmisleading-indentation',
1128 '-Wno-non-virtual-dtor',
1129 '-Wno-missing-field-initializers',
1130 '-Wno-format-truncation',
1132 '-fno-trapping-math',
1133 '-Qunused-arguments',
1134 # Some classes use custom new operator which zeroes memory, however
1135 # gcc does aggressive dead-store elimination which threats all writes
1136 # to the memory before the constructor as "dead stores".
1137 # For now we disable this optimization.
1139 '-Wno-unknown-pragmas',
1141 '-Wno-microsoft-enum-value',
1144 # MinGW chokes on format specifiers and I can't get it all working
1145 if not (cc.get_argument_syntax() == 'gcc' and host_machine.system() == 'windows')
1146 _trial_c += ['-Werror=format', '-Wformat-security']
1147 _trial_cpp += ['-Werror=format', '-Wformat-security']
1150 # FreeBSD annotated <pthread.h> but Mesa isn't ready
1151 if not (cc.get_id() == 'clang' and host_machine.system() == 'freebsd')
1152 _trial_c += ['-Werror=thread-safety']
1155 # If the compiler supports it, put function and data symbols in their
1156 # own sections and GC the sections after linking. This lets drivers
1157 # drop shared code unused by that specific driver (particularly
1158 # relevant for Vulkan drivers).
1159 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1160 args : '-Wl,--gc-sections', name : 'gc-sections')
1161 ld_args_gc_sections += '-Wl,--gc-sections'
1162 _trial_c += ['-ffunction-sections', '-fdata-sections']
1163 _trial_cpp += ['-ffunction-sections', '-fdata-sections']
1166 # Variables that are only used for assertions are considered unused when assertions
1167 # are disabled. Don't treat this as an error, since we build with -Werror even if
1168 # assertions are disabled.
1170 _trial_c += ['-Wno-unused-variable', '-Wno-unused-but-set-variable', '/wd4189']
1171 _trial_cpp += ['-Wno-unused-variable', '-Wno-unused-but-set-variable', '/wd4189']
1174 c_args += cc.get_supported_arguments(_trial_c)
1175 cpp_args += cpp.get_supported_arguments(_trial_cpp)
1177 no_override_init_args += cc.get_supported_arguments(
1178 ['-Wno-override-init', '-Wno-initializer-overrides']
1181 # Check for C and C++ arguments for MSVC compatibility. These are only used
1182 # in parts of the mesa code base that need to compile with MSVC, mainly
1184 _trial_msvc = ['-Werror=pointer-arith', '-Werror=vla', '-Werror=gnu-empty-initializer']
1185 c_msvc_compat_args += cc.get_supported_arguments(_trial_msvc)
1186 cpp_msvc_compat_args += cpp.get_supported_arguments(_trial_msvc)
1189 # set linker arguments
1190 if host_machine.system() == 'windows'
1191 if cc.get_argument_syntax() == 'msvc'
1192 add_project_link_arguments(
1196 language : ['c', 'cpp'],
1198 if get_option('buildtype') != 'debug'
1199 add_project_link_arguments(
1201 language : ['c', 'cpp'],
1205 add_project_link_arguments(
1206 cc.get_supported_link_arguments(
1208 '-Wl,--dynamicbase',
1210 '-static-libstdc++',
1214 add_project_link_arguments(
1215 cpp.get_supported_link_arguments(
1217 '-Wl,--dynamicbase',
1219 '-static-libstdc++',
1230 if host_machine.cpu_family().startswith('x86')
1231 pre_args += '-DUSE_SSE41'
1234 if cc.get_id() != 'msvc'
1235 sse41_args = ['-msse4.1']
1237 if host_machine.cpu_family() == 'x86'
1238 # x86_64 have sse2 by default, so sse2 args only for x86
1239 sse2_arg = ['-msse2', '-mfpmath=sse']
1240 sse2_args = [sse2_arg, '-mstackrealign']
1241 if get_option('sse2')
1242 # These settings make generated GCC code match MSVC and follow
1243 # GCC advice on https://gcc.gnu.org/wiki/FloatingPointMath#x86note
1245 # NOTE: We need to ensure stack is realigned given that we
1246 # produce shared objects, and have no control over the stack
1247 # alignment policy of the application. Therefore we need
1248 # -mstackrealign or -mincoming-stack-boundary=2.
1250 # XXX: We could have SSE without -mstackrealign if we always used
1251 # __attribute__((force_align_arg_pointer)), but that's not
1253 c_cpp_args += sse2_args
1254 # sse2_args are adopted into c_cpp_args to avoid duplicated sse2 command line args
1258 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
1259 # that's not guaranteed
1260 sse41_args += '-mstackrealign'
1266 # Detect __builtin_ia32_clflushopt support
1267 if cc.has_function('__builtin_ia32_clflushopt', args : '-mclflushopt')
1268 pre_args += '-DHAVE___BUILTIN_IA32_CLFLUSHOPT'
1269 clflushopt_args = ['-mclflushopt']
1270 with_clflushopt = true
1272 clflushopt_args = []
1273 with_clflushopt = false
1276 # Check for GCC style atomics
1277 dep_atomic = null_dep
1279 if cc.compiles('''#include <stdint.h>
1284 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1285 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1288 name : 'GCC atomic builtins')
1289 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
1291 # Not all atomic calls can be turned into lock-free instructions, in which
1292 # GCC will make calls into the libatomic library. Check whether we need to
1293 # link with -latomic.
1295 # This can happen for 64-bit atomic operations on 32-bit architectures such
1297 if not cc.links('''#include <stdint.h>
1302 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1303 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1305 name : 'GCC atomic builtins required -latomic')
1306 dep_atomic = cc.find_library('atomic')
1309 if not cc.links('''#include <stdint.h>
1312 return __sync_add_and_fetch(&v, (uint64_t)1);
1314 dependencies : dep_atomic,
1315 name : 'GCC 64bit atomics')
1316 pre_args += '-DMISSING_64BIT_ATOMICS'
1319 dep_ws2_32 = cc.find_library('ws2_32', required : with_platform_windows)
1321 # TODO: shared/static? Is this even worth doing?
1324 if host_machine.cpu_family() == 'x86'
1325 if system_has_kms_drm or host_machine.system() == 'gnu'
1326 with_asm_arch = 'x86'
1327 pre_args += ['-DUSE_X86_ASM']
1329 if with_glx_read_only_text
1330 pre_args += ['-DGLX_X86_READONLY_TEXT']
1333 elif host_machine.cpu_family() == 'x86_64'
1334 if system_has_kms_drm
1335 with_asm_arch = 'x86_64'
1336 pre_args += ['-DUSE_X86_64_ASM']
1338 elif host_machine.cpu_family() == 'arm'
1339 if system_has_kms_drm
1340 with_asm_arch = 'arm'
1341 pre_args += ['-DUSE_ARM_ASM']
1343 elif host_machine.cpu_family() == 'aarch64'
1344 if system_has_kms_drm
1345 with_asm_arch = 'aarch64'
1346 pre_args += ['-DUSE_AARCH64_ASM']
1348 elif host_machine.cpu_family() == 'sparc64'
1349 if system_has_kms_drm
1350 with_asm_arch = 'sparc'
1351 pre_args += ['-DUSE_SPARC_ASM']
1353 elif host_machine.cpu_family() == 'ppc64' and host_machine.endian() == 'little'
1354 if system_has_kms_drm
1355 with_asm_arch = 'ppc64le'
1356 pre_args += ['-DUSE_PPC64LE_ASM']
1358 elif host_machine.cpu_family() == 'mips64' and host_machine.endian() == 'little'
1359 if system_has_kms_drm
1360 with_asm_arch = 'mips64el'
1361 pre_args += ['-DUSE_MIPS64EL_ASM']
1363 elif host_machine.cpu_family() == 'loongarch64'
1364 if system_has_kms_drm
1365 with_asm_arch = 'loongarch64'
1366 pre_args += ['-DUSE_LOONGARCH64_ASM']
1370 # Check for standard headers and functions
1371 if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
1372 cc.has_header_symbol('sys/sysmacros.h', 'minor') and
1373 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1374 pre_args += '-DMAJOR_IN_SYSMACROS'
1376 if (cc.has_header_symbol('sys/mkdev.h', 'major') and
1377 cc.has_header_symbol('sys/mkdev.h', 'minor') and
1378 cc.has_header_symbol('sys/mkdev.h', 'makedev'))
1379 pre_args += '-DMAJOR_IN_MKDEV'
1382 if cc.check_header('sched.h')
1383 pre_args += '-DHAS_SCHED_H'
1384 if cc.has_function('sched_getaffinity')
1385 pre_args += '-DHAS_SCHED_GETAFFINITY'
1389 if not ['linux'].contains(host_machine.system())
1390 # Deprecated on Linux and requires <sys/types.h> on FreeBSD and OpenBSD
1391 if cc.check_header('sys/sysctl.h', prefix : '#include <sys/types.h>')
1392 pre_args += '-DHAVE_SYS_SYSCTL_H'
1396 foreach h : ['xlocale.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'sys/shm.h',
1397 'cet.h', 'pthread_np.h', 'renderdoc_app.h', 'sys/inotify.h', 'linux/udmabuf.h']
1398 if cc.check_header(h)
1399 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1403 functions_to_detect = {
1412 'posix_fallocate': '',
1413 'secure_getenv': '',
1416 foreach f, prefix: functions_to_detect
1417 if cc.has_function(f, prefix: prefix)
1418 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1426 static int dcomp(const void *l, const void *r, void *t) { return 0; }
1428 int main(int ac, char **av) {
1431 qsort_r((void*)&arr[0], 1, 1, dcomp, t);
1435 name : 'GNU qsort_r')
1436 pre_args += '-DHAVE_GNU_QSORT_R'
1440 static int dcomp(void *t, const void *l, const void *r) { return 0; }
1442 int main(int ac, char **av) {
1445 qsort_r((void*)&arr[0], 1, 1, t, dcomp);
1449 name : 'BSD qsort_r')
1450 pre_args += '-DHAVE_BSD_QSORT_R'
1453 if cc.has_header_symbol('time.h', 'struct timespec')
1454 pre_args += '-DHAVE_STRUCT_TIMESPEC'
1457 with_c11_threads = false
1458 if cc.has_function('thrd_create', prefix: '#include <threads.h>')
1459 if with_platform_android
1460 # Current only Android's c11 <threads.h> are verified
1461 pre_args += '-DHAVE_THRD_CREATE'
1462 with_c11_threads = true
1466 if cc.has_header_symbol('errno.h', 'program_invocation_name',
1467 args : '-D_GNU_SOURCE')
1468 pre_args += '-DHAVE_PROGRAM_INVOCATION_NAME'
1469 elif with_tools.contains('intel')
1470 error('Intel tools require the program_invocation_name variable')
1473 if cc.has_header_symbol('math.h', 'issignaling',
1474 args : '-D_GNU_SOURCE')
1475 pre_args += '-DHAVE_ISSIGNALING'
1478 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
1479 # This means that this check will succeed, but then compilation will later
1480 # fail. MSVC doesn't have this function at all, so only check for it on
1481 # non-windows platforms.
1482 if host_machine.system() != 'windows'
1483 if cc.has_function('posix_memalign')
1484 pre_args += '-DHAVE_POSIX_MEMALIGN'
1488 if cc.has_member('struct dirent', 'd_type', prefix: '''#include <sys/types.h>
1489 #include <dirent.h>''')
1490 pre_args += '-DHAVE_DIRENT_D_TYPE'
1493 # strtod locale support
1498 #ifdef HAVE_XLOCALE_H
1499 #include <xlocale.h>
1502 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1503 const char *s = "1.0";
1505 double d = strtod_l(s, &end, loc);
1506 float f = strtof_l(s, &end, loc);
1511 name : 'strtod has locale support')
1512 pre_args += '-DHAVE_STRTOD_L'
1515 # Check for some linker flags
1516 ld_args_bsymbolic = []
1517 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1518 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1520 with_ld_version_script = false
1521 if cc.links('int main() { return 0; }',
1522 args : '-Wl,--version-script=@0@'.format(
1523 join_paths(meson.current_source_dir(), 'build-support/conftest.map')),
1524 name : 'version-script')
1525 with_ld_version_script = true
1527 with_ld_dynamic_list = false
1528 if cc.links('int main() { return 0; }',
1529 args : '-Wl,--dynamic-list=@0@'.format(
1530 join_paths(meson.current_source_dir(), 'build-support/conftest.dyn')),
1531 name : 'dynamic-list')
1532 with_ld_dynamic_list = true
1535 ld_args_build_id = cc.get_supported_link_arguments('-Wl,--build-id=sha1')
1537 # check for dl support
1539 if host_machine.system() != 'windows'
1540 if not cc.has_function('dlopen')
1541 dep_dl = cc.find_library('dl', required : true)
1543 if cc.has_function('dladdr', dependencies : dep_dl)
1544 # This is really only required for util/disk_cache.h
1545 pre_args += '-DHAVE_DLADDR'
1549 if cc.has_function('dl_iterate_phdr')
1550 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1551 elif with_intel_vk or with_intel_hasvk
1552 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1555 if with_any_intel and ['x86', 'x86_64'].contains(host_machine.cpu_family())
1556 pre_args += '-DSUPPORT_INTEL_INTEGRATED_GPUS'
1559 if with_gallium_i915 and host_machine.cpu_family().startswith('x86') == false
1560 error('Intel "i915" Gallium driver requires x86 or x86_64 CPU family')
1563 # Determine whether or not the rt library is needed for time functions
1564 if host_machine.system() == 'windows' or cc.has_function('clock_gettime')
1565 dep_clock = null_dep
1567 dep_clock = cc.find_library('rt')
1570 # IMPORTANT: We can't upgrade Zlib beyond 1.2.5 because it would break Viewperf.
1571 dep_zlib = dependency('zlib', version : '>= 1.2.3',
1572 allow_fallback: true,
1573 required : get_option('zlib'))
1575 pre_args += '-DHAVE_ZLIB'
1578 dep_zstd = dependency('libzstd', required : get_option('zstd'))
1580 pre_args += '-DHAVE_ZSTD'
1583 with_compression = dep_zlib.found() or dep_zstd.found()
1585 pre_args += '-DHAVE_COMPRESSION'
1586 elif with_shader_cache
1587 error('Shader Cache requires compression')
1590 if host_machine.system() == 'windows'
1591 # For MSVC and MinGW we aren't using pthreads, and dependency('threads') will add linkage
1592 # to pthread for MinGW, so leave the dependency null_dep for Windows. For Windows linking to
1593 # kernel32 is enough for c11/threads.h and it's already linked by meson by default
1594 dep_thread = null_dep
1596 dep_thread = dependency('threads')
1598 if dep_thread.found()
1599 pre_args += '-DHAVE_PTHREAD'
1600 if host_machine.system() != 'netbsd' and cc.has_function(
1601 'pthread_setaffinity_np',
1602 dependencies : dep_thread,
1603 prefix : '#include <pthread.h>',
1604 args : '-D_GNU_SOURCE')
1605 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1609 with_expat = get_option('expat') \
1610 .disable_auto_if(with_platform_android or with_platform_windows)
1612 if host_machine.system() == 'darwin'
1613 dep_expat = meson.get_compiler('c').find_library('expat', required : with_expat)
1615 dep_expat = dependency('expat', allow_fallback: true,
1616 required : with_expat)
1619 # TODO: with Meson 1.1.0 this can be replaced with with_expat.enable_if(with_intel_tools)
1620 if with_intel_tools and not dep_expat.found()
1621 error('Intel tools require expat')
1624 # We don't require expat on Android or Windows
1625 use_xmlconfig = get_option('xmlconfig') \
1626 .require(not (with_platform_android or with_platform_windows),
1627 error_message : 'xmlconfig not available on Android or Windows') \
1628 .require(dep_expat.found(),
1629 error_message : 'requires expat') \
1632 # Predefined macros for windows
1633 if host_machine.system() == 'windows'
1634 pre_args += '-DWIN32_LEAN_AND_MEAN' # http://msdn2.microsoft.com/en-us/library/6dwk3a1z.aspx
1636 # this only exists on linux so either this is linux and it will be found, or
1637 # it's not linux and wont
1638 dep_m = cc.find_library('m', required : false)
1640 if host_machine.system() == 'windows'
1641 dep_regex = meson.get_compiler('c').find_library('regex', required : false)
1642 if not dep_regex.found()
1643 dep_regex = declare_dependency(compile_args : ['-DNO_REGEX'])
1646 dep_regex = null_dep
1649 if with_platform_haiku
1650 dep_network = cc.find_library('network')
1653 dep_futex = null_dep
1654 if host_machine.system() == 'windows'
1655 if (get_option('min-windows-version') < 8)
1656 pre_args += '-DWINDOWS_NO_FUTEX'
1658 dep_futex = cc.find_library('synchronization', required : true)
1662 # Check for libdrm. Various drivers have different libdrm version requirements,
1663 # but we always want to use the same version for all libdrm modules. That means
1664 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1665 # bar are both on use 2.4.3 for both of them
1666 dep_libdrm_amdgpu = null_dep
1667 dep_libdrm_radeon = null_dep
1668 dep_libdrm_intel = null_dep
1670 _drm_amdgpu_ver = '2.4.119'
1671 _drm_radeon_ver = '2.4.71'
1672 _drm_intel_ver = '2.4.75'
1673 _drm_ver = '2.4.109'
1676 ['intel', with_gallium_i915],
1677 ['amdgpu', (with_amd_vk and not with_platform_windows) or with_gallium_radeonsi],
1678 ['radeon', (with_gallium_radeonsi or with_gallium_r300 or with_gallium_r600)],
1681 # Loop over the enables versions and get the highest libdrm requirement for all
1684 foreach d : _libdrm_checks
1685 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1686 if d[1] and ver.version_compare('>' + _drm_ver)
1692 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1695 # Then get each libdrm module
1696 foreach d : _libdrm_checks
1699 'dep_libdrm_' + d[0],
1700 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1705 with_gallium_drisw_kms = false
1706 if system_has_kms_drm
1707 dep_libdrm = dependency(
1708 'libdrm', version : '>=' + _drm_ver,
1709 # GNU/Hurd includes egl_dri2, without drm.
1710 required : (with_dri2 and host_machine.system() != 'gnu') or with_dri3
1713 # We should prevent libdrm from being available when the target doesn't have it to avoid transitive
1714 # dependencies (such as vk-runtime) linking to it
1715 dep_libdrm = null_dep
1717 if dep_libdrm.found()
1718 pre_args += '-DHAVE_LIBDRM'
1719 if with_dri_platform == 'drm' and with_dri
1720 with_gallium_drisw_kms = true
1724 dep_libudev = dependency('libudev', required : false)
1725 if dep_libudev.found()
1726 pre_args += '-DHAVE_LIBUDEV'
1729 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit', 'core', 'executionengine', 'scalaropts', 'transformutils', 'instcombine']
1730 llvm_optional_modules = ['coroutines']
1731 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1732 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1733 if with_gallium_r600
1734 llvm_modules += 'asmparser'
1737 if with_gallium_opencl
1739 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1740 'lto', 'option', 'objcarcopts', 'profiledata'
1742 # all-targets is needed to support static linking LLVM build with multiple targets
1743 # windowsdriver is needded with LLVM>=15, but we don't know what LLVM verrsion we are using yet
1744 llvm_optional_modules += ['all-targets', 'frontendopenmp', 'windowsdriver']
1747 llvm_modules += ['coverage', 'target', 'linker', 'irreader', 'option', 'libdriver', 'lto']
1748 # all-targets is needed to support static linking LLVM build with multiple targets.
1749 # windowsdriver is needded with LLVM>=15 and frontendhlsl is needed with LLVM>=16,
1750 # but we don't know what LLVM version we are using yet
1751 llvm_optional_modules += ['all-targets', 'windowsdriver', 'frontendhlsl', 'frontenddriver']
1753 draw_with_llvm = get_option('draw-use-llvm')
1755 llvm_modules += 'native'
1756 # lto is needded with LLVM>=15, but we don't know what LLVM verrsion we are using yet
1757 llvm_optional_modules += ['lto']
1759 amd_with_llvm = get_option('amd-use-llvm')
1761 if with_amd_vk or with_gallium_radeonsi or with_clc
1762 _llvm_version = '>= 15.0.0'
1763 elif with_gallium_opencl
1764 _llvm_version = '>= 11.0.0'
1766 _llvm_version = '>= 5.0.0'
1769 _shared_llvm = get_option('shared-llvm') \
1770 .disable_auto_if(host_machine.system() == 'windows') \
1773 _llvm = get_option('llvm')
1777 dep_llvm = dependency(
1779 method : host_machine.system() == 'windows' ? 'auto' : 'config-tool',
1780 version : _llvm_version,
1781 modules : llvm_modules,
1782 optional_modules : llvm_optional_modules,
1784 with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or with_clc
1787 static : not _shared_llvm,
1788 fallback : ['llvm', 'dep_llvm'],
1789 include_type : 'system',
1791 with_llvm = dep_llvm.found()
1794 pre_args += '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version())
1795 pre_args += '-DLLVM_IS_SHARED=@0@'.format(_shared_llvm.to_int())
1797 if with_swrast_vk and not draw_with_llvm
1798 error('Lavapipe requires LLVM draw support.')
1801 if with_gallium_r600 and not amd_with_llvm
1802 error('R600 requires LLVM AMD support.')
1805 if host_machine.system() != 'windows'
1806 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1807 # programs, so we need to build all C++ code in mesa without rtti as well to
1808 # ensure that linking works. Note that Win32 compilers does handle mismatching RTTI
1809 # without issues, so only apply this for other compilers.
1810 if dep_llvm.type_name() == 'internal'
1811 _llvm_rtti = subproject('llvm').get_variable('has_rtti', true)
1813 # The CMake finder will return 'ON', the llvm-config will return 'YES'
1814 _llvm_rtti = ['ON', 'YES'].contains(dep_llvm.get_variable(cmake : 'LLVM_ENABLE_RTTI', configtool: 'has-rtti'))
1816 if _rtti != _llvm_rtti
1818 error('LLVM was built with RTTI, cannot build Mesa with RTTI disabled. Remove cpp_rtti disable switch or use LLVM built without LLVM_ENABLE_RTTI.')
1820 error('LLVM was built without RTTI, so Mesa must also disable RTTI. Use an LLVM built with LLVM_ENABLE_RTTI or add cpp_rtti=false.')
1825 if cc.get_argument_syntax() == 'msvc'
1826 # Suppress "/DELAYLOAD:ole32.dll/shell32.dll ignored" warnings that LLVM adds
1827 add_project_link_arguments(
1829 language : ['c', 'cpp'],
1832 elif with_amd_vk and with_aco_tests
1833 error('ACO tests require LLVM, but LLVM is disabled.')
1835 error('The following drivers require LLVM: Lavapipe. One of these is enabled, but LLVM is disabled.')
1836 elif with_gallium_opencl
1837 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1839 error('The CLC compiler requires LLVM, but LLVM is disabled.')
1841 draw_with_llvm = false
1843 amd_with_llvm = amd_with_llvm and with_llvm
1844 pre_args += '-DLLVM_AVAILABLE=@0@'.format(with_llvm.to_int())
1845 pre_args += '-DDRAW_LLVM_AVAILABLE=@0@'.format((with_llvm and draw_with_llvm).to_int())
1846 pre_args += '-DAMD_LLVM_AVAILABLE=@0@'.format(amd_with_llvm.to_int())
1848 with_opencl_spirv = (_opencl != 'disabled' and get_option('opencl-spirv')) or with_clc
1849 if with_opencl_spirv
1850 chosen_llvm_version_array = dep_llvm.version().split('.')
1851 chosen_llvm_version_major = chosen_llvm_version_array[0].to_int()
1852 chosen_llvm_version_minor = chosen_llvm_version_array[1].to_int()
1854 # Require an SPIRV-LLVM-Translator version compatible with the chosen LLVM
1857 # This first version check is still needed as maybe LLVM 8.0 was picked but
1858 # we do not want to accept SPIRV-LLVM-Translator 8.0.0.1 as that version
1859 # does not have the required API and those are only available starting from
1861 _llvmspirvlib_min_version = '>= 8.0.1.3'
1863 _llvmspirvlib_min_version = '>= 15.0.0.0'
1866 _llvmspirvlib_version = [
1867 _llvmspirvlib_min_version,
1868 '>= @0@.@1@'.format(chosen_llvm_version_major, chosen_llvm_version_minor),
1869 '< @0@.@1@'.format(chosen_llvm_version_major, chosen_llvm_version_minor + 1) ]
1871 dep_spirv_tools = dependency('SPIRV-Tools', required : true, version : '>= 2018.0')
1872 # LLVMSPIRVLib is available at https://github.com/KhronosGroup/SPIRV-LLVM-Translator
1873 dep_llvmspirvlib = dependency('LLVMSPIRVLib', required : true, version : _llvmspirvlib_version)
1875 dep_spirv_tools = null_dep
1876 dep_llvmspirvlib = null_dep
1879 dep_clang = null_dep
1881 llvm_libdir = dep_llvm.get_variable(cmake : 'LLVM_LIBRARY_DIR', configtool: 'libdir')
1883 dep_clang = cpp.find_library('clang-cpp', dirs : llvm_libdir, required : false)
1885 if not dep_clang.found() or not _shared_llvm
1887 'clangBasic', 'clangAST', 'clangCodeGen', 'clangLex',
1888 'clangDriver', 'clangFrontend', 'clangFrontendTool',
1889 'clangHandleCXX', 'clangHandleLLVM', 'clangSerialization',
1890 'clangSema', 'clangParse', 'clangEdit', 'clangAnalysis'
1892 if dep_llvm.version().version_compare('>= 15.0')
1893 clang_modules += 'clangSupport'
1895 if dep_llvm.version().version_compare('>= 16.0')
1896 clang_modules += 'clangASTMatchers'
1898 if dep_llvm.version().version_compare('>= 18.0')
1899 clang_modules += 'clangAPINotes'
1903 foreach m : clang_modules
1904 dep_clang += cpp.find_library(m, dirs : llvm_libdir, required : true)
1909 # Be explicit about only using this lib on Windows, to avoid picking
1910 # up random libs with the generic name 'libversion'
1911 dep_version = null_dep
1912 if host_machine.system() == 'windows'
1913 dep_version = cpp.find_library('version')
1916 dep_elf = dependency('libelf', required : false)
1917 if not with_platform_windows and not dep_elf.found()
1918 dep_elf = cc.find_library('elf', required : false)
1921 pre_args += '-DUSE_LIBELF'
1922 elif with_gallium_radeonsi
1923 error('Gallium driver radeonsi requires libelf')
1926 dep_valgrind = dependency('valgrind', required : get_option('valgrind'))
1927 if dep_valgrind.found()
1928 pre_args += '-DHAVE_VALGRIND'
1931 # AddressSanitizer's leak reports need all the symbols to be present at exit to
1932 # decode well, which runs afoul of our dlopen()/dlclose()ing of the DRI drivers.
1933 # Set a flag so we can skip the dlclose for asan builds.
1934 if ['address', 'address,undefined'].contains(get_option('b_sanitize'))
1935 asan_c_args = ['-DBUILT_WITH_ASAN=1']
1937 asan_c_args = ['-DBUILT_WITH_ASAN=0']
1940 # ThreadSanitizer can't deal with futexes, and reports races for cases we don't care about
1941 # so add a define to work silence these issues.
1942 if get_option('b_sanitize') == 'thread'
1943 pre_args += '-DTHREAD_SANITIZER=1'
1944 # meson versions prior to 1.4 will warn "Consider using the built-in option for sanitizers ..."
1945 # later on because it only checks whether the option starts with "-fsanitize",
1946 # but there is no built-in option for adding a blacklist
1947 tsan_blacklist = '-fsanitize-blacklist=@0@'.format(join_paths(meson.project_source_root(), 'build-support', 'tsan-blacklist.txt'))
1948 if cc.has_argument(tsan_blacklist)
1949 pre_args += tsan_blacklist
1951 warning('Compiler does not support "-fsanitize-blacklist", expected race conditions will not be surpressed')
1954 pre_args += '-DTHREAD_SANITIZER=0'
1957 yacc_is_bison = true
1958 needs_flex_bison = with_any_opengl or with_freedreno_vk or with_intel_tools or with_gallium
1960 if build_machine.system() == 'windows'
1961 # Prefer the winflexbison versions, they're much easier to install and have
1962 # better windows support.
1964 prog_flex = find_program('win_flex', required : false)
1965 if prog_flex.found()
1966 # windows compatibility (uses <io.h> instead of <unistd.h> and _isatty,
1967 # _fileno functions)
1968 prog_flex = [prog_flex, '--wincompat']
1970 prog_flex = [find_program('flex', 'lex', required : needs_flex_bison, disabler : true)]
1972 # Force flex to use const keyword in prototypes, as relies on __cplusplus or
1973 # __STDC__ macro to determine whether it's safe to use const keyword
1974 prog_flex += '-DYY_USE_CONST='
1976 prog_flex_cpp = prog_flex
1977 # Convince win_flex to use <inttypes.h> for C++ files
1978 # Note that we are using a C99 version here rather than C11,
1979 # because using a C11 version can cause the MSVC CRT headers to define
1980 # static_assert to _Static_assert, which breaks other parts of the CRT
1981 prog_flex_cpp += '-D__STDC_VERSION__=199901'
1983 prog_bison = find_program('win_bison', required : false)
1984 if not prog_bison.found()
1985 prog_bison = find_program('bison', 'yacc', required : needs_flex_bison, disabler : true)
1988 prog_bison = find_program('bison', required : false)
1990 if not prog_bison.found()
1991 prog_bison = find_program('byacc', required : needs_flex_bison, disabler : true)
1992 yacc_is_bison = false
1995 # Disable deprecated keyword warnings, since we have to use them for
1996 # old-bison compat. See discussion in
1997 # https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2161
1998 if find_program('bison', required : false, version : '> 2.3').found()
1999 prog_bison = [prog_bison, '-Wno-deprecated']
2002 prog_flex = find_program('flex', required : needs_flex_bison, disabler : true)
2003 prog_flex_cpp = prog_flex
2006 dep_selinux = null_dep
2007 if get_option('selinux')
2008 dep_selinux = dependency('libselinux')
2009 pre_args += '-DMESA_SELINUX'
2012 _libunwind = get_option('libunwind') \
2013 .require(not with_platform_android, error_message : 'Android requires the use of the backtrace library, not libunwind')
2014 if host_machine.system() == 'darwin'
2015 dep_unwind = meson.get_compiler('c').find_library('System', required : _libunwind)
2017 dep_unwind = dependency('libunwind', required : _libunwind)
2019 if dep_unwind.found()
2020 pre_args += '-DHAVE_LIBUNWIND'
2024 if not with_gallium_softpipe
2025 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
2027 if host_machine.system() == 'windows'
2028 osmesa_lib_name = 'osmesa'
2030 osmesa_lib_name = 'OSMesa'
2034 # TODO: symbol mangling
2036 if with_platform_wayland
2037 dep_wl_scanner = dependency('wayland-scanner', native: true)
2038 prog_wl_scanner = find_program(dep_wl_scanner.get_variable(pkgconfig : 'wayland_scanner'))
2039 if dep_wl_scanner.version().version_compare('>= 1.15')
2040 wl_scanner_arg = 'private-code'
2042 wl_scanner_arg = 'code'
2044 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.34')
2045 dep_wayland_client = dependency('wayland-client', version : '>=1.18')
2046 dep_wayland_server = dependency('wayland-server', version : '>=1.18')
2048 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
2049 dep_wayland_egl_headers = dep_wayland_egl.partial_dependency(compile_args : true)
2051 pre_args += '-DWL_HIDE_DEPRECATED'
2053 'wl_display_dispatch_queue_timeout',
2054 prefix : '#include <wayland-client.h>',
2055 dependencies: dep_wayland_client)
2056 pre_args += ['-DHAVE_WL_DISPATCH_QUEUE_TIMEOUT']
2059 'wl_display_create_queue_with_name',
2060 prefix : '#include <wayland-client.h>',
2061 dependencies: dep_wayland_client)
2062 pre_args += ['-DHAVE_WL_CREATE_QUEUE_WITH_NAME']
2068 dep_xfixes = null_dep
2069 dep_x11_xcb = null_dep
2071 dep_xcb_keysyms = null_dep
2072 dep_xcb_glx = null_dep
2073 dep_xcb_dri2 = null_dep
2074 dep_xcb_dri3 = null_dep
2075 dep_dri2proto = null_dep
2076 dep_glproto = null_dep
2077 dep_xxf86vm = null_dep
2078 dep_xcb_dri3 = null_dep
2079 dep_xcb_present = null_dep
2080 dep_xcb_sync = null_dep
2081 dep_xcb_xfixes = null_dep
2082 dep_xshmfence = null_dep
2083 dep_xcb_xrandr = null_dep
2084 dep_xcb_shm = null_dep
2085 dep_xlib_xrandr = null_dep
2086 dep_openmp = null_dep
2088 # Even if we find OpenMP, Gitlab CI fails to link with gcc/i386 and clang/anyarch.
2089 if host_machine.cpu_family() == 'x86_64' and cc.get_id() == 'gcc'
2090 dep_openmp = dependency('openmp', required : false)
2091 if dep_openmp.found()
2092 pre_args += ['-DHAVE_OPENMP']
2096 with_dri3_modifiers = false
2097 with_dri3_explicit_sync = false
2098 with_xcb_keysyms = false
2099 if with_platform_x11
2100 if with_glx == 'xlib'
2101 dep_x11 = dependency('x11')
2102 dep_xext = dependency('xext')
2103 dep_xcb = dependency('xcb')
2104 dep_xcb_xrandr = dependency('xcb-randr')
2105 elif with_glx == 'dri'
2106 dep_x11 = dependency('x11')
2107 dep_xext = dependency('xext')
2108 dep_xfixes = dependency('xfixes', version : '>= 2.0')
2109 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
2110 dep_xcb_shm = dependency('xcb-shm')
2111 elif with_gallium_rusticl
2112 # needed for GL sharing extension
2113 dep_x11 = dependency('x11')
2115 if (with_any_vk or with_glx == 'dri' or with_egl or
2116 (with_gallium_vdpau or with_gallium_va or
2117 with_gallium_omx != 'disabled'))
2118 dep_xcb = dependency('xcb')
2119 dep_xcb_keysyms = dependency('xcb-keysyms', required : false)
2120 with_xcb_keysyms = dep_xcb_keysyms.found()
2122 pre_args += '-DXCB_KEYSYMS_AVAILABLE'
2124 dep_x11_xcb = dependency('x11-xcb')
2125 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
2126 if with_dri_platform == 'drm' and not dep_libdrm.found()
2127 error('libdrm required for gallium video statetrackers when using x11')
2130 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
2131 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
2134 dep_xcb_dri3 = dependency('xcb-dri3')
2135 dep_xcb_present = dependency('xcb-present')
2136 # until xcb-dri3 has been around long enough to make a hard-dependency:
2137 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
2138 dep_xcb_present.version().version_compare('>= 1.13'))
2139 with_dri3_modifiers = true
2141 if (dep_xcb_dri3.version().version_compare('>= 1.17') and
2142 dep_xcb_present.version().version_compare('>= 1.17'))
2143 with_dri3_explicit_sync = true
2145 dep_xcb_shm = dependency('xcb-shm')
2146 dep_xcb_sync = dependency('xcb-sync')
2147 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
2150 if with_glx == 'dri' or with_glx == 'xlib'
2151 dep_glproto = dependency('glproto', version : '>= 1.4.14')
2153 if with_glx == 'dri'
2154 if with_dri_platform == 'drm'
2155 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
2157 dep_xxf86vm = dependency('xxf86vm')
2163 with_gallium_vdpau or with_gallium_xa or
2164 with_gallium_omx != 'disabled'))
2165 dep_xcb_xfixes = dependency('xcb-xfixes')
2167 if with_xlib_lease or with_any_vk
2168 dep_xcb_xrandr = dependency('xcb-randr')
2171 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
2176 pre_args += '-DHAVE_DRI'
2179 pre_args += '-DHAVE_DRI2'
2182 pre_args += '-DHAVE_DRI3'
2184 if with_dri3_modifiers
2185 pre_args += '-DHAVE_DRI3_MODIFIERS'
2187 if with_dri3_explicit_sync
2188 pre_args += '-DHAVE_DRI3_EXPLICIT_SYNC'
2190 if with_gallium_drisw_kms
2191 pre_args += '-DHAVE_DRISW_KMS'
2194 if get_option('gallium-extra-hud')
2195 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
2198 dep_lmsensors = cc.find_library('sensors', required : get_option('lmsensors'))
2199 if dep_lmsensors.found()
2200 pre_args += '-DHAVE_LIBSENSORS=1'
2203 _shader_replacement = get_option('custom-shader-replacement')
2204 if _shader_replacement == ''
2206 pre_args += '-DCUSTOM_SHADER_REPLACEMENT'
2209 with_perfetto = get_option('perfetto')
2210 with_datasources = get_option('datasources')
2211 with_any_datasource = with_datasources.length() != 0
2213 dep_perfetto = dependency('perfetto', fallback: ['perfetto', 'dep_perfetto'])
2214 pre_args += '-DHAVE_PERFETTO'
2217 with_teflon = get_option('teflon')
2218 if with_teflon and with_tests
2219 dep_xtensor = dependency('xtensor')
2220 dep_flatbuffers = dependency('flatbuffers')
2221 prog_flatc = find_program('flatc')
2224 with_gpuvis = get_option('gpuvis')
2226 pre_args += '-DHAVE_GPUVIS'
2229 add_project_arguments(pre_args, language : ['c', 'cpp'])
2230 add_project_arguments(c_cpp_args, language : ['c', 'cpp'])
2232 add_project_arguments(c_args, language : ['c'])
2233 add_project_arguments(cpp_args, language : ['cpp'])
2237 if with_glx == 'xlib'
2238 gl_priv_reqs += ['x11', 'xext', 'xcb']
2239 elif with_glx == 'dri'
2241 'x11', 'xext', 'xfixes', 'x11-xcb', 'xcb',
2243 if with_dri_platform == 'drm'
2244 gl_priv_reqs += 'xcb-dri2 >= 1.8'
2246 gl_priv_reqs += 'xxf86vm'
2250 if dep_libdrm.found()
2251 gl_priv_reqs += 'libdrm >= 2.4.75'
2255 if dep_thread.found()
2256 gl_priv_libs += ['-lpthread', '-pthread']
2259 gl_priv_libs += '-lm'
2262 gl_priv_libs += '-ldl'
2265 # FIXME: autotools lists this as incomplete
2268 gbm_priv_libs += '-ldl'
2271 pkg = import('pkgconfig')
2273 if host_machine.system() == 'windows'
2274 prog_dumpbin = find_program('dumpbin', required : false)
2275 with_symbols_check = prog_dumpbin.found() and with_tests
2276 if with_symbols_check
2277 symbols_check_args = ['--dumpbin', prog_dumpbin.full_path()]
2280 prog_nm = find_program('nm')
2281 with_symbols_check = with_tests
2282 symbols_check_args = ['--nm', prog_nm.full_path()]
2285 # This quirk needs to be applied to sources with functions defined in assembly
2286 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
2287 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
2289 # As of GCC 13.2.1, Venus build with optimization level plain/0 and LTO does not
2290 # compile properly: https://gitlab.freedesktop.org/mesa/mesa/-/issues/11006
2291 if with_virtio_vk and cc.get_id() == 'gcc' and (get_option('optimization') == '0' or get_option('optimization') == 'plain') and get_option('b_lto') == true
2292 error('Venus does not compile properly with GCC + optimization level plain/0 + LTO.')
2295 devenv = environment()
2297 dir_compiler_nir = join_paths(meson.current_source_dir(), 'src/compiler/nir/')
2298 dir_source_root = meson.project_source_root()
2305 meson.add_devenv(devenv)
2309 'prefix': get_option('prefix'),
2310 'libdir': get_option('libdir'),
2311 'includedir': get_option('includedir'),
2313 section: 'Directories'
2318 'c_cpp_args': c_cpp_args,
2320 section: 'Common C and C++ arguments'
2325 'OpenGL': with_opengl,
2328 'Shared glapi': with_shared_glapi,
2329 'GLVND': with_glvnd,
2331 section: 'OpenGL', bool_yn: true
2336 'Platform': with_dri_platform,
2337 'Driver dir': dri_drivers_path,
2339 section: 'DRI', bool_yn: true, list_sep: ' '
2344 'Enabled': with_glx != 'disabled',
2345 'Provider': with_glx == 'disabled' ? 'None' : with_glx
2347 section: 'GLX', bool_yn: true, list_sep: ' '
2350 egl_summary = {'Enabled': with_egl}
2354 egl_drivers += 'builtin:egl_dri2'
2357 egl_drivers += 'builtin:egl_dri3'
2359 if with_platform_windows
2360 egl_drivers += 'builtin:wgl'
2362 egl_summary += {'Drivers': egl_drivers}
2363 egl_summary += {'Platforms': _platforms}
2365 summary(egl_summary, section: 'EGL', bool_yn: true, list_sep: ' ')
2367 gbm_summary = {'Enabled': with_gbm}
2369 gbm_summary += {'Backends path': gbm_backends_path}
2371 summary(gbm_summary, section: 'GBM', bool_yn: true, list_sep: ' ')
2373 vulkan_summary = {'Drivers': _vulkan_drivers.length() != 0 ? _vulkan_drivers : false }
2375 vulkan_summary += {'Platforms': _platforms}
2376 vulkan_summary += {'ICD dir': with_vulkan_icd_dir}
2377 if with_any_vulkan_layers
2378 vulkan_summary += {'Layers': get_option('vulkan-layers')}
2380 vulkan_summary += {'Intel Ray tracing': with_intel_vk_rt}
2382 summary(vulkan_summary, section: 'Vulkan', bool_yn: true, list_sep: ' ')
2384 video_summary = {'Codecs': _codecs.length() != 0 ? _codecs : false}
2386 if with_gallium_vdpau
2387 video_apis += 'vdpau'
2393 video_apis += 'vulkan'
2398 if with_gallium_omx != 'disabled'
2401 video_summary += {'APIs': video_apis.length() != 0 ? video_apis : false}
2402 summary(video_summary, section: 'Video', bool_yn: true, list_sep: ' ')
2404 llvm_summary = {'Enabled': with_llvm}
2406 llvm_summary += {'Version': dep_llvm.version()}
2408 summary(llvm_summary, section: 'LLVM', bool_yn: true, list_sep: ' ')
2410 gallium_summary = {'Enabled': with_gallium}
2412 gallium_summary += {'Drivers': gallium_drivers}
2413 gallium_summary += {'Platforms': _platforms}
2415 gallium_frontends = ['mesa']
2417 gallium_frontends += 'xa'
2419 if with_gallium_vdpau
2420 gallium_frontends += 'vdpau'
2422 if with_gallium_omx != 'disabled'
2423 gallium_frontends += 'omx' + with_gallium_omx
2426 gallium_frontends += 'va'
2428 if with_gallium_st_nine
2429 gallium_frontends += 'nine'
2431 if with_gallium_opencl
2432 gallium_frontends += 'clover'
2434 if with_gallium_rusticl
2435 gallium_frontends += 'rusticl'
2437 gallium_summary += {'Frontends': gallium_frontends}
2438 gallium_summary += {'Off-screen rendering (OSMesa)': with_osmesa ? 'lib' + osmesa_lib_name : false}
2439 gallium_summary += {'HUD lm-sensors': dep_lmsensors.found()}
2441 summary(gallium_summary, section: 'Gallium', bool_yn: true, list_sep: ' ')
2443 perfetto_summary = {'Enabled': with_perfetto}
2444 if with_perfetto and with_any_datasource
2445 perfetto_summary += {'Data source': with_datasources}
2447 summary(perfetto_summary, section: 'Perfetto', bool_yn: true, list_sep: ' ')
2449 teflon_summary = {'Enabled': with_teflon}
2450 summary(teflon_summary, section: 'Teflon (TensorFlow Lite delegate)', bool_yn: true, list_sep: ' ')