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 : run_command(
25 [find_program('python', 'python3'), 'bin/meson_get_version.py']
28 meson_version : '>= 0.52',
29 default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', 'c_std=c99', 'cpp_std=c++14']
32 cc = meson.get_compiler('c')
33 cpp = meson.get_compiler('cpp')
35 null_dep = dependency('', required : false)
37 if get_option('layout') != 'mirror'
38 error('`mirror` is the only build directory layout supported')
41 # Arguments for the preprocessor, put these in a separate array from the C and
42 # C++ (cpp in meson terminology) arguments since they need to be added to the
43 # default arguments for both C and C++.
45 '-D__STDC_CONSTANT_MACROS',
46 '-D__STDC_FORMAT_MACROS',
47 '-D__STDC_LIMIT_MACROS',
48 '-DPACKAGE_VERSION="@0@"'.format(meson.project_version()),
49 '-DPACKAGE_BUGREPORT="https://gitlab.freedesktop.org/mesa/mesa/-/issues"',
52 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
53 with_tests = get_option('build-tests')
54 with_aco_tests = get_option('build-aco-tests')
55 with_glx_read_only_text = get_option('glx-read-only-text')
56 with_glx_direct = get_option('glx-direct')
57 with_osmesa = get_option('osmesa')
58 with_swr_arches = get_option('swr-arches')
59 with_vulkan_overlay_layer = get_option('vulkan-overlay-layer')
60 with_tools = get_option('tools')
61 if with_tools.contains('all')
76 with_intel_tools = with_tools.contains('intel') or with_tools.contains('intel-ui')
77 with_imgui = with_intel_tools or with_vulkan_overlay_layer
79 dri_drivers_path = get_option('dri-drivers-path')
80 if dri_drivers_path == ''
81 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
83 dri_search_path = get_option('dri-search-path')
84 if dri_search_path == ''
85 dri_search_path = dri_drivers_path
88 with_gles1 = get_option('gles1')
89 if with_gles1 == 'true'
90 with_gles1 = 'enabled'
91 warning('gles1 option "true" deprecated, please use "enabled" instead.')
92 elif with_gles1 == 'false'
93 with_gles1 = 'disabled'
94 warning('gles1 option "false" deprecated, please use "disabled" instead.')
96 with_gles2 = get_option('gles2')
97 if with_gles2 == 'true'
98 with_gles2 = 'enabled'
99 warning('gles2 option "true" deprecated, please use "enabled" instead.')
100 elif with_gles2 == 'false'
101 with_gles2 = 'disabled'
102 warning('gles2 option "false" deprecated, please use "disabled" instead.')
104 if host_machine.system() == 'windows'
105 if with_gles1 == 'auto'
106 with_gles1 = 'disabled'
108 if with_gles2 == 'auto'
109 with_gles2 = 'disabled'
112 with_opengl = get_option('opengl')
114 # Default shared glapi off for windows, on elsewhere.
115 _sg = get_option('shared-glapi')
118 warning('shared-glapi option "true" deprecated, please use "enabled" instead.')
121 warning('shared-glapi option "false" deprecated, please use "disabled" instead.')
124 with_shared_glapi = host_machine.system() != 'windows'
126 with_shared_glapi = _sg == 'enabled'
129 # shared-glapi is required if at least two OpenGL APIs are being built
130 if not with_shared_glapi
131 if ((with_gles1 == 'enabled' and with_gles2 == 'enabled') or
132 (with_gles1 == 'enabled' and with_opengl) or
133 (with_gles2 == 'enabled' and with_opengl))
134 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
136 with_gles1 = 'disabled'
137 with_gles2 = 'disabled'
140 # We require OpenGL for OpenGL ES
142 if (with_gles1 == 'enabled' or with_gles2 == 'enabled') and not with_opengl
143 error('building OpenGL ES without OpenGL is not supported.')
145 with_gles1 = 'disabled'
146 with_gles2 = 'disabled'
149 with_gles1 = with_gles1 != 'disabled'
150 with_gles2 = with_gles2 != 'disabled'
151 with_any_opengl = with_opengl or with_gles1 or with_gles2
152 # Only build shared_glapi if at least one OpenGL API is enabled
153 with_shared_glapi = with_shared_glapi and with_any_opengl
155 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux', 'sunos'].contains(host_machine.system())
157 dri_drivers = get_option('dri-drivers')
158 if dri_drivers.contains('auto')
159 if system_has_kms_drm
161 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
162 dri_drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
163 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
166 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
167 host_machine.cpu_family()))
169 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
170 # only swrast would make sense here, but gallium swrast is a much better default
173 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
174 host_machine.system()))
178 with_dri_i915 = dri_drivers.contains('i915')
179 with_dri_i965 = dri_drivers.contains('i965')
180 with_dri_r100 = dri_drivers.contains('r100')
181 with_dri_r200 = dri_drivers.contains('r200')
182 with_dri_nouveau = dri_drivers.contains('nouveau')
183 with_dri_swrast = dri_drivers.contains('swrast')
185 with_dri = dri_drivers.length() != 0
187 gallium_drivers = get_option('gallium-drivers')
188 if gallium_drivers.contains('auto')
189 if system_has_kms_drm
191 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
193 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast',
196 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
198 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
199 'tegra', 'virgl', 'lima', 'panfrost', 'swrast'
202 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
203 host_machine.cpu_family()))
205 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
206 gallium_drivers = ['swrast']
208 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
209 host_machine.system()))
212 with_gallium_kmsro = gallium_drivers.contains('kmsro')
213 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
214 with_gallium_r300 = gallium_drivers.contains('r300')
215 with_gallium_r600 = gallium_drivers.contains('r600')
216 with_gallium_nouveau = gallium_drivers.contains('nouveau')
217 with_gallium_freedreno = gallium_drivers.contains('freedreno')
218 with_gallium_softpipe = gallium_drivers.contains('swrast')
219 with_gallium_vc4 = gallium_drivers.contains('vc4')
220 with_gallium_v3d = gallium_drivers.contains('v3d')
221 with_gallium_panfrost = gallium_drivers.contains('panfrost')
222 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
223 with_gallium_tegra = gallium_drivers.contains('tegra')
224 with_gallium_iris = gallium_drivers.contains('iris')
225 with_gallium_i915 = gallium_drivers.contains('i915')
226 with_gallium_svga = gallium_drivers.contains('svga')
227 with_gallium_virgl = gallium_drivers.contains('virgl')
228 with_gallium_swr = gallium_drivers.contains('swr')
229 with_gallium_lima = gallium_drivers.contains('lima')
230 with_gallium_zink = gallium_drivers.contains('zink')
232 with_gallium = gallium_drivers.length() != 0
234 if with_gallium and system_has_kms_drm
235 _glx = get_option('glx')
236 _egl = get_option('egl')
237 if _glx == 'dri' or _egl == 'enabled' or (_glx == 'disabled' and _egl != 'disabled')
242 _vulkan_drivers = get_option('vulkan-drivers')
243 if _vulkan_drivers.contains('auto')
244 if system_has_kms_drm
245 if host_machine.cpu_family().startswith('x86')
246 _vulkan_drivers = ['amd', 'intel']
247 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
250 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
251 host_machine.cpu_family()))
253 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
254 # No vulkan driver supports windows or macOS currently
257 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
258 host_machine.system()))
262 with_intel_vk = _vulkan_drivers.contains('intel')
263 with_amd_vk = _vulkan_drivers.contains('amd')
264 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
265 with_any_vk = _vulkan_drivers.length() != 0
267 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
268 error('Only one swrast provider can be built')
270 if with_dri_i915 and with_gallium_i915
271 error('Only one i915 provider can be built')
273 if with_gallium_kmsro and not (with_gallium_v3d or with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno or with_gallium_panfrost or with_gallium_lima)
274 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost, lima)')
276 if with_gallium_tegra and not with_gallium_nouveau
277 error('tegra driver requires nouveau driver')
279 if with_aco_tests and not with_amd_vk
280 error('ACO tests require Radv')
283 if host_machine.system() == 'darwin'
284 with_dri_platform = 'apple'
285 pre_args += '-DBUILDING_MESA'
286 elif ['windows', 'cygwin'].contains(host_machine.system())
287 with_dri_platform = 'windows'
288 elif system_has_kms_drm
289 with_dri_platform = 'drm'
291 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
292 # assert here that one of those cases has been met.
293 # FIXME: illumos ends up here as well
294 with_dri_platform = 'none'
297 _platforms = get_option('platforms')
298 if _platforms.contains('auto')
299 if system_has_kms_drm
300 _platforms = ['x11', 'wayland']
301 elif ['darwin', 'cygwin'].contains(host_machine.system())
303 elif ['haiku'].contains(host_machine.system())
304 _platforms = ['haiku']
305 elif host_machine.system() == 'windows'
306 _platforms = ['windows']
308 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
309 host_machine.system()))
313 with_platform_android = _platforms.contains('android')
314 with_platform_x11 = _platforms.contains('x11')
315 with_platform_wayland = _platforms.contains('wayland')
316 with_platform_haiku = _platforms.contains('haiku')
317 with_platform_windows = _platforms.contains('windows')
319 if _platforms.contains('surfaceless')
320 warning('Platform `surfaceless` is now always selected; setting this option will be an error in Mesa 20.3')
323 if _platforms.contains('drm')
324 warning('Platform `drm` is now automatically selected; setting this option will be an error in Mesa 20.3')
327 if _platforms.length() != 0
328 egl_native_platform = _platforms[0]
330 egl_native_platform = 'surfaceless'
333 with_glx = get_option('glx')
334 if with_glx == 'auto'
337 elif with_platform_haiku
338 with_glx = 'disabled'
339 elif host_machine.system() == 'windows'
340 with_glx = 'disabled'
342 # Even when building just gallium drivers the user probably wants dri
344 elif with_platform_x11 and with_any_opengl and not with_any_vk
345 # The automatic behavior should not be to turn on xlib based glx when
346 # building only vulkan drivers
349 with_glx = 'disabled'
358 if not (with_dri or with_gallium or with_glx != 'disabled')
362 with_any_opengl = false
363 with_shared_glapi = false
366 _gbm = get_option('gbm')
369 warning('gbm option "true" deprecated, please use "enabled" instead.')
372 warning('gbm option "false" deprecated, please use "disabled" instead.')
375 with_gbm = system_has_kms_drm and with_dri
377 with_gbm = _gbm == 'enabled'
379 if with_gbm and not system_has_kms_drm
380 error('GBM only supports DRM/KMS platforms')
383 _xlib_lease = get_option('xlib-lease')
384 if _xlib_lease == 'true'
385 _xlib_lease = 'enabled'
386 warning('xlib_lease option "true" deprecated, please use "enabled" instead.')
387 elif _xlib_lease == 'false'
388 _xlib_lease = 'disabled'
389 warning('xlib_lease option "false" deprecated, please use "disabled" instead.')
391 if _xlib_lease == 'auto'
392 with_xlib_lease = with_platform_x11 and system_has_kms_drm
394 with_xlib_lease = _xlib_lease == 'enabled'
397 _egl = get_option('egl')
400 warning('egl option "true" deprecated, please use "enabled" instead.')
403 warning('egl option "false" deprecated, please use "disabled" instead.')
407 not ['darwin', 'windows'].contains(host_machine.system()) and
408 with_dri and with_shared_glapi
410 elif _egl == 'enabled'
412 error('EGL requires dri')
413 elif not with_shared_glapi
414 error('EGL requires shared-glapi')
415 elif not ['disabled', 'dri'].contains(with_glx)
416 error('EGL requires dri, but a GLX is being built without dri')
417 elif ['darwin', 'windows'].contains(host_machine.system())
418 error('EGL is not available on Windows or MacOS')
425 # Android uses emutls for versions <= P/28. For USE_ELF_TLS we need ELF TLS.
426 if not ['windows', 'freebsd'].contains(host_machine.system()) and (not with_platform_android or get_option('platform-sdk-version') >= 29)
427 pre_args += '-DUSE_ELF_TLS'
430 if with_glx != 'disabled'
431 if not (with_platform_x11 and with_any_opengl)
432 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
433 elif with_glx == 'gallium-xlib'
435 error('Gallium-xlib based GLX requires at least one gallium driver')
436 elif not with_gallium_softpipe
437 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
439 error('gallium-xlib conflicts with any dri driver')
441 elif with_glx == 'xlib'
443 error('xlib conflicts with any dri driver')
445 elif with_glx == 'dri'
446 if not with_shared_glapi
447 error('dri based GLX requires shared-glapi')
452 with_glvnd = get_option('glvnd')
454 if with_platform_windows
455 error('glvnd cannot be used on Windows')
456 elif with_glx == 'xlib' or with_glx == 'gallium-xlib'
457 error('Cannot build glvnd support for GLX that is not DRI based.')
458 elif with_glx == 'disabled' and not with_egl
459 error('glvnd requires DRI based GLX and/or EGL')
461 if get_option('egl-lib-suffix') != ''
462 error('''EGL lib suffix can't be used with libglvnd''')
466 if with_vulkan_icd_dir == ''
467 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
470 # GNU/Hurd includes egl_dri2, without drm.
471 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
472 host_machine.system() == 'gnu')
473 _dri3 = get_option('dri3')
476 warning('dri3 option "true" deprecated, please use "enabled" instead.')
477 elif _dri3 == 'false'
479 warning('dri3 option "false" deprecated, please use "disabled" instead.')
482 with_dri3 = system_has_kms_drm and with_dri2
484 with_dri3 = _dri3 == 'enabled'
487 if with_any_vk and (with_platform_x11 and not with_dri3)
488 error('Vulkan drivers require dri3 for X11 support')
491 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
492 error('building dri drivers require at least one windowing system or classic osmesa')
496 _vdpau = get_option('gallium-vdpau')
499 warning('gallium-vdpau option "true" deprecated, please use "enabled" instead.')
500 elif _vdpau == 'false'
502 warning('gallium-vdpau option "false" deprecated, please use "disabled" instead.')
504 if not system_has_kms_drm
505 if _vdpau == 'enabled'
506 error('VDPAU state tracker can only be build on unix-like OSes.')
510 elif not with_platform_x11
511 if _vdpau == 'enabled'
512 error('VDPAU state tracker requires X11 support.')
516 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
517 with_gallium_nouveau)
518 if _vdpau == 'enabled'
519 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
525 with_gallium_vdpau = false
526 if _vdpau != 'disabled'
527 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'enabled')
529 dep_vdpau = dep_vdpau.partial_dependency(compile_args : true)
530 with_gallium_vdpau = true
534 if with_gallium_vdpau
535 pre_args += '-DHAVE_ST_VDPAU'
537 vdpau_drivers_path = get_option('vdpau-libs-path')
538 if vdpau_drivers_path == ''
539 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
543 dep_vulkan = dependency('vulkan')
546 if with_vulkan_overlay_layer or with_aco_tests
547 prog_glslang = find_program('glslangValidator')
550 _xvmc = get_option('gallium-xvmc')
553 warning('gallium-xvmc option "true" deprecated, please use "enabled" instead.')
554 elif _xvmc == 'false'
556 warning('gallium-xvmc option "false" deprecated, please use "disabled" instead.')
558 if not system_has_kms_drm
559 if _xvmc == 'enabled'
560 error('XVMC state tracker can only be build on unix-like OSes.')
564 elif not with_platform_x11
565 if _xvmc == 'enabled'
566 error('XVMC state tracker requires X11 support.')
570 elif not (with_gallium_r600 or with_gallium_nouveau)
571 if _xvmc == 'enabled'
572 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
579 with_gallium_xvmc = false
580 if _xvmc != 'disabled'
581 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'enabled')
582 dep_xv = dependency('xv', required : _xvmc == 'enabled')
583 with_gallium_xvmc = dep_xvmc.found() and dep_xv.found()
586 xvmc_drivers_path = get_option('xvmc-libs-path')
587 if xvmc_drivers_path == ''
588 xvmc_drivers_path = get_option('libdir')
591 _omx = get_option('gallium-omx')
592 if not system_has_kms_drm
593 if ['auto', 'disabled'].contains(_omx)
596 error('OMX state tracker can only be built on unix-like OSes.')
598 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
599 if ['auto', 'disabled'].contains(_omx)
602 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
605 with_gallium_omx = _omx
608 if ['auto', 'bellagio'].contains(_omx)
609 dep_omx = dependency(
610 'libomxil-bellagio', required : _omx == 'bellagio'
613 with_gallium_omx = 'bellagio'
616 if ['auto', 'tizonia'].contains(_omx)
617 if with_dri and with_egl
618 dep_omx = dependency(
619 'libtizonia', version : '>= 0.10.0',
620 required : _omx == 'tizonia',
623 dependency('libtizplatform', required : _omx == 'tizonia'),
624 dependency('tizilheaders', required : _omx == 'tizonia'),
626 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
627 with_gallium_omx = 'tizonia'
629 elif _omx == 'tizonia'
630 error('OMX-Tizonia state tracker requires dri and egl')
634 with_gallium_omx = 'disabled'
636 with_gallium_omx = _omx
640 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
641 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
645 omx_drivers_path = get_option('omx-libs-path')
647 if with_gallium_omx != 'disabled'
648 # Figure out where to put the omx driver.
649 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
650 # argument to meson's get_pkgconfig_variable method.
651 if omx_drivers_path == ''
652 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
653 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
654 if _omx_libdir == get_option('libdir')
655 omx_drivers_path = _omx_drivers_dir
658 # This will fail on windows. Does OMX run on windows?
659 _omx_libdir = _omx_libdir.split('/')
660 _omx_drivers_dir = _omx_drivers_dir.split('/')
661 foreach o : _omx_drivers_dir
662 if not _omx_libdir.contains(o)
666 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
671 _va = get_option('gallium-va')
674 warning('gallium-va option "true" deprecated, please use "enabled" instead.')
677 warning('gallium-va option "false" deprecated, please use "disabled" instead.')
679 if not system_has_kms_drm
681 error('VA state tracker can only be built on unix-like OSes.')
685 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
687 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
692 with_gallium_va = false
695 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'enabled')
697 dep_va_headers = dep_va.partial_dependency(compile_args : true)
698 with_gallium_va = true
702 va_drivers_path = get_option('va-libs-path')
703 if va_drivers_path == ''
704 va_drivers_path = join_paths(get_option('libdir'), 'dri')
707 _xa = get_option('gallium-xa')
710 warning('gallium-xa option "true" deprecated, please use "enabled" instead.')
713 warning('gallium-xa option "false" deprecated, please use "disabled" instead.')
715 if not system_has_kms_drm
717 error('XA state tracker can only be built on unix-like OSes.')
721 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
722 or with_gallium_svga)
724 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
729 with_gallium_xa = _xa != 'disabled'
731 d3d_drivers_path = get_option('d3d-drivers-path')
732 if d3d_drivers_path == ''
733 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
736 with_gallium_st_nine = get_option('gallium-nine')
737 if with_gallium_st_nine
738 if not with_gallium_softpipe
739 error('The nine state tracker requires gallium softpipe/llvmpipe.')
740 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
741 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
742 or with_gallium_iris)
743 error('The nine state tracker requires at least one non-swrast gallium driver.')
746 error('Using nine with wine requires dri3')
749 _power8 = get_option('power8')
752 warning('power8 option "true" deprecated, please use "enabled" instead.')
753 elif _power8 == 'disabled'
755 warning('power8 option "false" deprecated, please use "disabled" instead.')
757 if _power8 != 'disabled'
758 # on old versions of meson the cpu family would return as ppc64le on little
759 # endian power8, this was changed in 0.48 such that the family would always
760 # be ppc64 regardless of endianness, and then the machine.endian() value
761 # should be checked. Since we support versions < 0.48 we need to use
763 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
764 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
765 error('Altivec is not supported with gcc version < 4.8.')
770 vector unsigned char r;
771 vector unsigned int v = vec_splat_u32 (1);
772 r = __builtin_vec_vgbbd ((vector unsigned char) v);
775 args : '-mpower8-vector',
776 name : 'POWER8 intrinsics')
777 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
778 elif get_option('power8') == 'enabled'
779 error('POWER8 intrinsic support required but not found.')
784 _opencl = get_option('gallium-opencl')
785 if _opencl != 'disabled'
787 error('OpenCL Clover implementation requires at least one gallium driver.')
790 dep_clc = dependency('libclc')
791 with_gallium_opencl = true
792 with_opencl_icd = _opencl == 'icd'
794 with_opencl_spirv = get_option('opencl-spirv')
796 dep_spirv_tools = dependency('SPIRV-Tools', required : true, version : '>= 2018.0')
797 # LLVMSPIRVLib is available at https://github.com/KhronosGroup/SPIRV-LLVM-Translator
798 dep_llvmspirvlib = dependency('LLVMSPIRVLib', required : true, version : '>= 0.2.1')
800 dep_spirv_tools = null_dep
801 dep_llvmspirvlib = null_dep
805 dep_spirv_tools = null_dep
806 dep_llvmspirvlib = null_dep
807 with_gallium_opencl = false
808 with_opencl_icd = false
809 with_opencl_spirv = false
812 gl_pkgconfig_c_flags = []
814 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
815 pre_args += '-DHAVE_X11_PLATFORM'
817 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
818 pre_args += '-DUSE_XSHM'
820 pre_args += '-DGLX_INDIRECT_RENDERING'
822 pre_args += '-DGLX_DIRECT_RENDERING'
824 if with_dri_platform == 'drm'
825 pre_args += '-DGLX_USE_DRM'
826 elif with_dri_platform == 'apple'
827 pre_args += '-DGLX_USE_APPLEGL'
828 elif with_dri_platform == 'windows'
829 pre_args += '-DGLX_USE_WINDOWSGL'
833 pre_args += '-DEGL_NO_X11'
834 gl_pkgconfig_c_flags += '-DEGL_NO_X11'
837 pre_args += '-DHAVE_DRM_PLATFORM'
840 with_android_stub = get_option('android-stub')
841 if with_android_stub and not with_platform_android
842 error('`-D android-stub=true` makes no sense without `-D platforms=android`')
845 if with_platform_android
846 if not with_android_stub
848 dependency('cutils'),
849 dependency('hardware'),
851 dependency('backtrace')
853 if get_option('platform-sdk-version') >= 26
854 dep_android += dependency('nativewindow')
858 '-DHAVE_ANDROID_PLATFORM',
860 '-DANDROID_API_LEVEL=' + get_option('platform-sdk-version').to_string()
863 if with_platform_haiku
864 pre_args += '-DHAVE_HAIKU_PLATFORM'
867 prog_python = import('python').find_installation('python3')
868 has_mako = run_command(
871 from distutils.version import StrictVersion
873 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
875 if has_mako.returncode() != 0
876 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
879 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
880 error('When using GCC, version 4.4.6 or later is required.')
883 # Support systems without ETIME (e.g. FreeBSD)
884 if cc.get_define('ETIME', prefix : '#include <errno.h>') == ''
885 pre_args += '-DETIME=ETIMEDOUT'
888 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
889 if get_option('buildtype') == 'debug'
890 pre_args += '-DDEBUG'
893 with_shader_cache = false
894 _shader_cache = get_option('shader-cache')
895 if _shader_cache == 'true'
896 _shader_cache = 'enabled'
897 warning('shader_cache option "true" deprecated, please use "enabled" instead.')
898 elif _shader_cache == 'false'
899 _shader_cache = 'disabled'
900 warning('shader_cache option "false" deprecated, please use "disabled" instead.')
902 if _shader_cache != 'disabled'
903 if host_machine.system() == 'windows'
904 if _shader_cache == 'enabled'
905 error('Shader Cache does not currently work on Windows')
908 pre_args += '-DENABLE_SHADER_CACHE'
909 with_shader_cache = true
913 # Check for GCC style builtins
914 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
915 'ffsll', 'popcount', 'popcountll', 'unreachable']
916 if cc.has_function(b)
917 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
921 # check for GCC __attribute__
923 'const', 'flatten', 'malloc', 'pure', 'unused', 'warn_unused_result',
924 'weak', 'format', 'packed', 'returns_nonnull', 'alias', 'noreturn',
926 foreach a : cc.get_supported_function_attributes(_attributes)
927 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
929 if cc.has_function_attribute('visibility:hidden')
930 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
932 if cc.compiles('__uint128_t foo(void) { return 0; }',
933 name : '__uint128_t')
934 pre_args += '-DHAVE_UINT128'
937 # TODO: this is very incomplete
938 if ['linux', 'cygwin', 'gnu', 'freebsd', 'gnu/kfreebsd'].contains(host_machine.system())
939 pre_args += '-D_GNU_SOURCE'
940 elif host_machine.system() == 'sunos'
941 pre_args += '-D__EXTENSIONS__'
942 elif host_machine.system() == 'windows'
944 '-D_WINDOWS', '-D_WIN32_WINNT=0x0601', '-DWINVER=0x0601',
945 '-DPIPE_SUBSYSTEM_WINDOWS_USER',
946 '-D_USE_MATH_DEFINES', # XXX: scons doesn't use this for mingw
948 if cc.get_id() == 'msvc'
951 '-D_CRT_SECURE_NO_WARNINGS',
952 '-D_CRT_SECURE_NO_DEPRECATE',
953 '-D_SCL_SECURE_NO_WARNINGS',
954 '-D_SCL_SECURE_NO_DEPRECATE',
955 '-D_ALLOW_KEYWORD_MACROS',
956 '-D_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions
959 pre_args += ['-D__MSVCRT_VERSION__=0x0700']
963 # Check for generic C arguments
965 c_msvc_compat_args = []
966 no_override_init_args = []
968 cpp_msvc_compat_args = []
969 if cc.get_id() == 'msvc'
970 foreach a : ['/wd4018', # signed/unsigned mismatch
971 '/wd4056', # overflow in floating-point constant arithmetic
972 '/wd4244', # conversion from 'type1' to 'type2', possible loss of data
973 '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data
974 '/wd4305', # trancation from 'type1' to 'type2'
975 '/wd4351', # new behavior: elements of array 'array' will be default initialized
976 '/wd4756', # overflow in constant arithmetic
977 '/wd4800', # forcing value to bool 'true' or 'false' (performance warning)
978 '/wd4996', # disabled deprecated POSIX name warnings
979 '/wd4291', # no matching operator delete found
980 '/wd4146', # unary minus operator applied to unsigned type, result still unsigned
981 '/wd4200', # nonstandard extension used: zero-sized array in struct/union
982 '/wd4624', # destructor was implicitly defined as deleted [from LLVM]
984 if cc.has_argument(a)
987 if cpp.has_argument(a)
991 if cc.has_argument('-Wmicrosoft-enum-value') # Clang
992 c_args += '-Wno-microsoft-enum-value'
993 cpp_args += '-Wno-microsoft-enum-value'
997 '-Werror=implicit-function-declaration',
998 '-Werror=missing-prototypes',
999 '-Werror=return-type',
1000 '-Werror=empty-body',
1001 '-Werror=incompatible-pointer-types',
1002 '-Werror=int-conversion',
1003 '-Wimplicit-fallthrough',
1004 '-Wno-missing-field-initializers',
1005 '-Wno-format-truncation',
1007 '-fno-trapping-math',
1008 '-Qunused-arguments',
1011 # MinGW chokes on format specifiers and I can't get it all working
1012 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1013 _trial += ['-Werror=format', '-Wformat-security']
1016 if cc.has_argument(a)
1022 '-Werror=return-type',
1023 '-Werror=empty-body',
1024 '-Wno-non-virtual-dtor',
1025 '-Wno-missing-field-initializers',
1026 '-Wno-format-truncation',
1028 '-fno-trapping-math',
1029 '-Qunused-arguments',
1030 # Some classes use custom new operator which zeroes memory, however
1031 # gcc does aggressive dead-store elimination which threats all writes
1032 # to the memory before the constructor as "dead stores".
1033 # For now we disable this optimization.
1036 # MinGW chokes on format specifiers and I can't get it all working
1037 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1038 _trial += ['-Werror=format', '-Wformat-security']
1041 if cpp.has_argument(a)
1046 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
1047 if cc.has_argument(a)
1048 no_override_init_args += a
1052 # Check for C and C++ arguments for MSVC compatibility. These are only used
1053 # in parts of the mesa code base that need to compile with MSVC, mainly
1055 foreach a : ['-Werror=pointer-arith', '-Werror=vla', '-Werror=gnu-empty-initializer']
1056 if cc.has_argument(a)
1057 c_msvc_compat_args += a
1059 if cpp.has_argument(a)
1060 cpp_msvc_compat_args += a
1065 # set linker arguments
1066 if host_machine.system() == 'windows'
1067 if cc.get_id() == 'msvc'
1068 add_project_link_arguments(
1072 language : ['c', 'cpp'],
1074 if get_option('buildtype') != 'debug'
1075 add_project_link_arguments(
1077 language : ['c', 'cpp'],
1081 add_project_link_arguments(
1083 '-Wl,--dynamicbase',
1085 '-static-libstdc++',
1086 language : ['c', 'cpp'],
1091 if host_machine.cpu_family().startswith('x86') and cc.get_id() != 'msvc'
1092 pre_args += '-DUSE_SSE41'
1094 sse41_args = ['-msse4.1']
1096 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
1097 # that's not guaranteed
1098 if host_machine.cpu_family() == 'x86'
1099 sse41_args += '-mstackrealign'
1106 # Check for GCC style atomics
1107 dep_atomic = null_dep
1109 if cc.compiles('''#include <stdint.h>
1114 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1115 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1118 name : 'GCC atomic builtins')
1119 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
1121 # Not all atomic calls can be turned into lock-free instructions, in which
1122 # GCC will make calls into the libatomic library. Check whether we need to
1123 # link with -latomic.
1125 # This can happen for 64-bit atomic operations on 32-bit architectures such
1127 if not cc.links('''#include <stdint.h>
1132 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1133 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1135 name : 'GCC atomic builtins required -latomic')
1136 dep_atomic = cc.find_library('atomic')
1139 if not cc.links('''#include <stdint.h>
1142 return __sync_add_and_fetch(&v, (uint64_t)1);
1144 dependencies : dep_atomic,
1145 name : 'GCC 64bit atomics')
1146 pre_args += '-DMISSING_64BIT_ATOMICS'
1149 dep_ws2_32 = cc.find_library('ws2_32', required : with_platform_windows)
1151 # TODO: shared/static? Is this even worth doing?
1154 if host_machine.cpu_family() == 'x86'
1155 if system_has_kms_drm or host_machine.system() == 'gnu'
1156 with_asm_arch = 'x86'
1157 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
1160 if with_glx_read_only_text
1161 pre_args += ['-DGLX_X86_READONLY_TEXT']
1164 elif host_machine.cpu_family() == 'x86_64'
1165 if system_has_kms_drm
1166 with_asm_arch = 'x86_64'
1167 pre_args += ['-DUSE_X86_64_ASM']
1169 elif host_machine.cpu_family() == 'arm'
1170 if system_has_kms_drm
1171 with_asm_arch = 'arm'
1172 pre_args += ['-DUSE_ARM_ASM']
1174 elif host_machine.cpu_family() == 'aarch64'
1175 if system_has_kms_drm
1176 with_asm_arch = 'aarch64'
1177 pre_args += ['-DUSE_AARCH64_ASM']
1179 elif host_machine.cpu_family() == 'sparc64'
1180 if system_has_kms_drm
1181 with_asm_arch = 'sparc'
1182 pre_args += ['-DUSE_SPARC_ASM']
1184 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1185 if system_has_kms_drm
1186 with_asm_arch = 'ppc64le'
1187 pre_args += ['-DUSE_PPC64LE_ASM']
1191 # Check for standard headers and functions
1192 if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
1193 cc.has_header_symbol('sys/sysmacros.h', 'minor') and
1194 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1195 pre_args += '-DMAJOR_IN_SYSMACROS'
1197 if (cc.has_header_symbol('sys/mkdev.h', 'major') and
1198 cc.has_header_symbol('sys/mkdev.h', 'minor') and
1199 cc.has_header_symbol('sys/mkdev.h', 'makedev'))
1200 pre_args += '-DMAJOR_IN_MKDEV'
1203 if not ['linux'].contains(host_machine.system())
1204 # Deprecated on Linux and requires <sys/types.h> on FreeBSD and OpenBSD
1205 if cc.check_header('sys/sysctl.h', prefix : '#include <sys/types.h>')
1206 pre_args += '-DHAVE_SYS_SYSCTL_H'
1210 foreach h : ['xlocale.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h', 'cet.h']
1211 if cc.check_header(h)
1212 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1216 foreach f : ['strtof', 'mkostemp', 'timespec_get', 'memfd_create', 'random_r', 'flock', 'strtok_r', 'getrandom']
1217 if cc.has_function(f)
1218 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1222 if cc.has_header_symbol('errno.h', 'program_invocation_name',
1223 args : '-D_GNU_SOURCE')
1224 pre_args += '-DHAVE_PROGRAM_INVOCATION_NAME'
1225 elif with_tools.contains('intel')
1226 error('Intel tools require the program_invocation_name variable')
1229 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
1230 # This means that this check will succeed, but then compilation will later
1231 # fail. MSVC doesn't have this function at all, so only check for it on
1232 # non-windows platforms.
1233 if host_machine.system() != 'windows'
1234 if cc.has_function('posix_memalign')
1235 pre_args += '-DHAVE_POSIX_MEMALIGN'
1239 if cc.has_member('struct dirent', 'd_type', prefix: '''#include <sys/types.h>
1240 #include <dirent.h>''')
1241 pre_args += '-DHAVE_DIRENT_D_TYPE'
1244 # strtod locale support
1249 #ifdef HAVE_XLOCALE_H
1250 #include <xlocale.h>
1253 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1254 const char *s = "1.0";
1256 double d = strtod_l(s, end, loc);
1257 float f = strtof_l(s, end, loc);
1262 name : 'strtod has locale support')
1263 pre_args += '-DHAVE_STRTOD_L'
1266 # Check for some linker flags
1267 ld_args_bsymbolic = []
1268 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1269 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1271 ld_args_gc_sections = []
1272 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1273 args : '-Wl,--gc-sections', name : 'gc-sections')
1274 ld_args_gc_sections += '-Wl,--gc-sections'
1276 with_ld_version_script = false
1277 if cc.links('int main() { return 0; }',
1278 args : '-Wl,--version-script=@0@'.format(
1279 join_paths(meson.source_root(), 'build-support/conftest.map')),
1280 name : 'version-script')
1281 with_ld_version_script = true
1283 with_ld_dynamic_list = false
1284 if cc.links('int main() { return 0; }',
1285 args : '-Wl,--dynamic-list=@0@'.format(
1286 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1287 name : 'dynamic-list')
1288 with_ld_dynamic_list = true
1291 ld_args_build_id = cc.get_supported_link_arguments('-Wl,--build-id=sha1')
1293 # check for dl support
1295 if not cc.has_function('dlopen')
1296 dep_dl = cc.find_library('dl', required : host_machine.system() != 'windows')
1298 if cc.has_function('dladdr', dependencies : dep_dl)
1299 # This is really only required for megadrivers
1300 pre_args += '-DHAVE_DLADDR'
1303 if cc.has_function('dl_iterate_phdr')
1304 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1306 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1307 elif with_dri_i965 and with_shader_cache
1308 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1311 # Determine whether or not the rt library is needed for time functions
1312 if host_machine.system() == 'windows' or cc.has_function('clock_gettime')
1313 dep_clock = null_dep
1315 dep_clock = cc.find_library('rt')
1318 # TODO: some of these may be conditional
1319 dep_zlib = dependency('zlib', version : '>= 1.2.3', fallback : ['zlib', 'zlib_dep'])
1320 pre_args += '-DHAVE_ZLIB'
1322 _zstd = get_option('zstd')
1325 warning('zstd option "true" deprecated, please use "enabled" instead.')
1326 elif _zstd == 'false'
1328 warning('zstd option "false" deprecated, please use "disabled" instead.')
1330 if _zstd != 'disabled'
1331 dep_zstd = dependency('libzstd', required : _zstd == 'enabled')
1333 pre_args += '-DHAVE_ZSTD'
1339 dep_thread = dependency('threads')
1340 if dep_thread.found() and host_machine.system() != 'windows'
1341 pre_args += '-DHAVE_PTHREAD'
1343 'pthread_setaffinity_np',
1344 dependencies : dep_thread,
1345 prefix : '#include <pthread.h>',
1346 args : '-D_GNU_SOURCE')
1347 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1350 'pthread_setaffinity_np',
1351 dependencies : dep_thread,
1352 prefix : '#include <pthread_np.h>')
1353 pre_args += '-DPTHREAD_SETAFFINITY_IN_NP_HEADER'
1356 if host_machine.system() != 'windows'
1357 dep_expat = dependency('expat', fallback : ['expat', 'expat_dep'])
1359 dep_expat = null_dep
1361 # this only exists on linux so either this is linux and it will be found, or
1362 # it's not linux and wont
1363 dep_m = cc.find_library('m', required : false)
1365 # Check for libdrm. Various drivers have different libdrm version requirements,
1366 # but we always want to use the same version for all libdrm modules. That means
1367 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1368 # bar are both on use 2.4.3 for both of them
1369 dep_libdrm_amdgpu = null_dep
1370 dep_libdrm_radeon = null_dep
1371 dep_libdrm_nouveau = null_dep
1372 dep_libdrm_intel = null_dep
1374 _drm_amdgpu_ver = '2.4.100'
1375 _drm_radeon_ver = '2.4.71'
1376 _drm_nouveau_ver = '2.4.102'
1377 _drm_intel_ver = '2.4.75'
1381 ['intel', with_dri_i915 or with_gallium_i915],
1382 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1383 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1384 with_gallium_r300 or with_gallium_r600)],
1385 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1388 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1394 # etnaviv only needs core libdrm
1395 if with_gallium_etnaviv
1399 # Loop over the enables versions and get the highest libdrm requirement for all
1402 foreach d : _libdrm_checks
1403 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1404 if d[1] and ver.version_compare('>' + _drm_ver)
1410 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1413 # Then get each libdrm module
1414 foreach d : _libdrm_checks
1417 'dep_libdrm_' + d[0],
1418 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1423 with_gallium_drisw_kms = false
1424 dep_libdrm = dependency(
1425 'libdrm', version : '>=' + _drm_ver,
1426 # GNU/Hurd includes egl_dri2, without drm.
1427 required : (with_dri2 and host_machine.system() != 'gnu') or with_dri3
1429 if dep_libdrm.found()
1430 pre_args += '-DHAVE_LIBDRM'
1431 if with_dri_platform == 'drm' and with_dri
1432 with_gallium_drisw_kms = true
1436 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit', 'core', 'executionengine', 'scalaropts', 'transformutils', 'instcombine']
1437 llvm_optional_modules = ['coroutines']
1438 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1439 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1440 if with_gallium_r600
1441 llvm_modules += 'asmparser'
1444 if with_gallium_opencl
1446 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1447 'lto', 'option', 'objcarcopts', 'profiledata',
1451 if with_amd_vk or with_gallium_radeonsi
1452 _llvm_version = '>= 8.0.0'
1453 elif with_gallium_swr
1454 _llvm_version = '>= 6.0.0'
1456 _llvm_version = '>= 3.9.0'
1459 _shared_llvm = get_option('shared-llvm')
1460 if _shared_llvm == 'true'
1461 _shared_llvm = 'enabled'
1462 warning('shared_llvm option "true" deprecated, please use "enabled" instead.')
1463 elif _shared_llvm == 'false'
1464 _shared_llvm = 'disabled'
1465 warning('shared_llvm option "false" deprecated, please use "disabled" instead.')
1467 if _shared_llvm == 'auto'
1468 _shared_llvm = (host_machine.system() != 'windows')
1470 _shared_llvm = (_shared_llvm == 'enabled')
1472 _llvm = get_option('llvm')
1475 warning('llvm option "true" deprecated, please use "enabled" instead.')
1476 elif _llvm == 'false'
1478 warning('llvm option "false" deprecated, please use "disabled" instead.')
1481 # the cmake method can only link statically, so don't attempt to use it if we
1482 # want to link dynamically. Before 0.54.0 meson will try cmake even when shared
1483 # linking is requested, so we need to force the config-tool method to be used
1484 # in that case, but in 0.54.0 meson won't try the cmake method if shared
1485 # linking is requested.
1486 _llvm_method = 'auto'
1487 if meson.version().version_compare('< 0.54.0') and _shared_llvm
1488 _llvm_method = 'config-tool'
1493 if _llvm != 'disabled'
1494 dep_llvm = dependency(
1496 version : _llvm_version,
1497 modules : llvm_modules,
1498 optional_modules : llvm_optional_modules,
1500 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1501 with_gallium_opencl or _llvm == 'enabled'
1503 static : not _shared_llvm,
1504 method : _llvm_method,
1505 fallback : ['llvm', 'dep_llvm'],
1507 with_llvm = dep_llvm.found()
1510 pre_args += '-DLLVM_AVAILABLE'
1511 pre_args += '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version())
1513 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1514 # programs, so we need to build all C++ code in mesa without rtti as well to
1515 # ensure that linking works.
1517 # In meson 0.51.0 we can use cmake to find LLVM in addittion to meson's
1518 # builtin llvm-config based finder. A new generic variable getter method
1519 # has also been added, so we'll use that if we can, to cover the cmake case.
1520 if dep_llvm.type_name() == 'internal'
1521 _rtti = subproject('llvm').get_variable('has_rtti', true)
1523 # The CMake finder will return 'ON', the llvm-config will return 'YES'
1524 _rtti = ['ON', 'YES'].contains(dep_llvm.get_variable(cmake : 'LLVM_ENABLE_RTTI', configtool: 'has-rtti'))
1527 if with_gallium_nouveau
1528 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1529 elif with_gallium_opencl
1530 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1532 if cc.get_id() == 'msvc'
1535 cpp_args += '-fno-rtti'
1538 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1539 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1540 elif with_gallium_opencl
1541 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1544 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1545 (with_gallium_r600 and with_llvm))
1546 dep_elf = dependency('libelf', required : false)
1547 if not dep_elf.found()
1548 dep_elf = cc.find_library('elf')
1554 dep_glvnd = null_dep
1556 dep_glvnd = dependency('libglvnd', version : '>= 1.2.0')
1557 pre_args += '-DUSE_LIBGLVND=1'
1560 _valgrind = get_option('valgrind')
1561 if _valgrind == 'true'
1562 _valgrind = 'enabled'
1563 warning('valgrind option "true" deprecated, please use "enabled" instead.')
1564 elif _valgrind == 'false'
1565 _valgrind = 'disabled'
1566 warning('valgrind option "false" deprecated, please use "disabled" instead.')
1568 if _valgrind != 'disabled'
1569 dep_valgrind = dependency('valgrind', required : _valgrind == 'enabled')
1570 if dep_valgrind.found()
1571 pre_args += '-DHAVE_VALGRIND'
1574 dep_valgrind = null_dep
1577 # pthread stubs. Lets not and say we didn't
1579 if host_machine.system() == 'windows'
1580 # Prefer the winflexbison versions, they're much easier to install and have
1581 # better windows support.
1583 prog_flex = find_program('win_flex', required : false)
1584 if prog_flex.found()
1585 # windows compatibility (uses <io.h> instead of <unistd.h> and _isatty,
1586 # _fileno functions)
1587 prog_flex = [prog_flex, '--wincompat', '-D__STDC_VERSION__=199901']
1589 prog_flex = [find_program('lex', 'flex', required : with_any_opengl)]
1591 # Force flex to use const keyword in prototypes, as relies on __cplusplus or
1592 # __STDC__ macro to determine whether it's safe to use const keyword, but
1593 # MSVC never defines __STDC__ unless we disable all MSVC extensions.
1594 prog_flex += '-DYY_USE_CONST='
1596 prog_bison = find_program('win_bison', required : false)
1597 if not prog_bison.found()
1598 prog_bison = find_program('yacc', 'bison', required : with_any_opengl)
1601 prog_bison = find_program('bison', required : with_any_opengl)
1603 # Disable deprecated keyword warnings, since we have to use them for
1604 # old-bison compat. See discussion in
1605 # https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2161
1606 if find_program('bison', required : false, version : '> 2.3').found()
1607 prog_bison = [prog_bison, '-Wno-deprecated']
1610 prog_flex = find_program('flex', required : with_any_opengl)
1613 dep_selinux = null_dep
1614 if get_option('selinux')
1615 dep_selinux = dependency('libselinux')
1616 pre_args += '-DMESA_SELINUX'
1619 _libunwind = get_option('libunwind')
1620 if _libunwind == 'true'
1621 _libunwind = 'enabled'
1622 warning('libunwind option "true" deprecated, please use "enabled" instead.')
1623 elif _libunwind == 'false'
1624 _libunwind = 'disabled'
1625 warning('libunwind option "false" deprecated, please use "disabled" instead.')
1627 if _libunwind != 'disabled'
1628 dep_unwind = dependency('libunwind', required : _libunwind == 'enabled')
1629 if dep_unwind.found()
1630 pre_args += '-DHAVE_LIBUNWIND'
1633 dep_unwind = null_dep
1636 if with_osmesa != 'none'
1637 if with_osmesa == 'gallium' and not with_gallium_softpipe
1638 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1640 if host_machine.system() == 'windows'
1641 osmesa_lib_name = 'osmesa'
1643 osmesa_lib_name = 'OSMesa'
1645 osmesa_bits = get_option('osmesa-bits')
1646 if osmesa_bits != '8'
1647 if with_dri or with_glx != 'disabled'
1648 error('OSMesa bits must be 8 if building glx or dir based drivers')
1650 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1652 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1657 # TODO: symbol mangling
1659 if with_platform_wayland
1660 dep_wl_scanner = dependency('wayland-scanner', native: true)
1661 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1662 if dep_wl_scanner.version().version_compare('>= 1.15')
1663 wl_scanner_arg = 'private-code'
1665 wl_scanner_arg = 'code'
1667 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1668 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1669 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1671 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1672 dep_wayland_egl_headers = dep_wayland_egl.partial_dependency(compile_args : true)
1674 wayland_dmabuf_xml = join_paths(
1675 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1676 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1678 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1683 dep_xdamage = null_dep
1684 dep_xfixes = null_dep
1685 dep_x11_xcb = null_dep
1687 dep_xcb_glx = null_dep
1688 dep_xcb_dri2 = null_dep
1689 dep_xcb_dri3 = null_dep
1690 dep_dri2proto = null_dep
1691 dep_glproto = null_dep
1692 dep_xxf86vm = null_dep
1693 dep_xcb_dri3 = null_dep
1694 dep_xcb_present = null_dep
1695 dep_xcb_sync = null_dep
1696 dep_xcb_xfixes = null_dep
1697 dep_xshmfence = null_dep
1698 dep_xcb_xrandr = null_dep
1699 dep_xlib_xrandr = null_dep
1700 if with_platform_x11
1701 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1702 dep_x11 = dependency('x11')
1703 dep_xext = dependency('xext')
1704 dep_xcb = dependency('xcb')
1705 elif with_glx == 'dri'
1706 dep_x11 = dependency('x11')
1707 dep_xext = dependency('xext')
1708 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1709 dep_xfixes = dependency('xfixes')
1710 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1712 if (with_any_vk or with_glx == 'dri' or with_egl or
1713 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1714 with_gallium_omx != 'disabled'))
1715 dep_xcb = dependency('xcb')
1716 dep_x11_xcb = dependency('x11-xcb')
1717 if with_dri_platform == 'drm' and not dep_libdrm.found()
1718 error('libdrm required for gallium video statetrackers when using x11')
1721 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1722 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1725 pre_args += '-DHAVE_DRI3'
1726 dep_xcb_dri3 = dependency('xcb-dri3')
1727 dep_xcb_present = dependency('xcb-present')
1728 # until xcb-dri3 has been around long enough to make a hard-dependency:
1729 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1730 dep_xcb_present.version().version_compare('>= 1.13'))
1731 pre_args += '-DHAVE_DRI3_MODIFIERS'
1733 dep_xcb_sync = dependency('xcb-sync')
1734 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1737 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1738 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1740 if with_glx == 'dri'
1741 if with_dri_platform == 'drm'
1742 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1743 dep_xxf86vm = dependency('xxf86vm')
1747 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1748 with_gallium_omx != 'disabled'))
1749 dep_xcb_xfixes = dependency('xcb-xfixes')
1752 dep_xcb_xrandr = dependency('xcb-randr')
1753 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1757 if get_option('gallium-extra-hud')
1758 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1761 _sensors = get_option('lmsensors')
1762 if _sensors == 'true'
1763 _sensors = 'enabled'
1764 warning('sensors option "true" deprecated, please use "enabled" instead.')
1765 elif _sensors == 'false'
1766 _sensors = 'disabled'
1767 warning('sensors option "false" deprecated, please use "disabled" instead.')
1769 if _sensors != 'disabled'
1770 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'enabled')
1771 if dep_lmsensors.found()
1772 pre_args += '-DHAVE_LIBSENSORS=1'
1775 dep_lmsensors = null_dep
1778 # If the compiler supports it, put function and data symbols in their
1779 # own sections and GC the sections after linking. This lets drivers
1780 # drop shared code unused by that specific driver (particularly
1781 # relevant for Vulkan drivers).
1782 if cc.has_link_argument('-Wl,--gc-sections')
1783 add_project_arguments('-Wl,--gc-sections', language : ['c', 'cpp'])
1784 foreach a: ['-ffunction-sections', '-fdata-sections']
1785 if cc.has_argument(a)
1786 add_project_arguments(a, language : ['c', 'cpp'])
1791 foreach a : pre_args
1792 add_project_arguments(a, language : ['c', 'cpp'])
1795 add_project_arguments(a, language : ['c'])
1797 foreach a : cpp_args
1798 add_project_arguments(a, language : ['cpp'])
1803 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1804 gl_priv_reqs += ['x11', 'xext', 'xcb']
1805 elif with_glx == 'dri'
1807 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1809 if with_dri_platform == 'drm'
1810 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1811 gl_priv_reqs += 'xxf86vm'
1814 if dep_libdrm.found()
1815 gl_priv_reqs += 'libdrm >= 2.4.75'
1819 if dep_thread.found()
1820 gl_priv_libs += ['-lpthread', '-pthread']
1823 gl_priv_libs += '-lm'
1826 gl_priv_libs += '-ldl'
1829 pkg = import('pkgconfig')
1831 if host_machine.system() == 'windows'
1832 prog_dumpbin = find_program('dumpbin', required : false)
1833 with_symbols_check = prog_dumpbin.found() and with_tests
1834 symbols_check_args = ['--dumpbin', prog_dumpbin.path()]
1836 prog_nm = find_program('nm')
1837 with_symbols_check = with_tests
1838 symbols_check_args = ['--nm', prog_nm.path()]
1841 # This quirk needs to be applied to sources with functions defined in assembly
1842 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1843 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1849 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1850 # formatting below unless the first argument is passed as a variable. This has
1851 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1852 # for backwards compatibility.
1853 _with_opengl_string = with_opengl ? 'yes' : 'no'
1856 'prefix: ' + get_option('prefix'),
1857 'libdir: ' + get_option('libdir'),
1858 'includedir: ' + get_option('includedir'),
1860 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1861 with_gles1 ? 'yes' : 'no',
1862 with_gles2 ? 'yes' : 'no'),
1865 if with_osmesa != 'none'
1868 if with_osmesa == 'gallium'
1869 suffix = '(Gallium)'
1871 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1873 lines += 'OSMesa: no'
1878 lines += 'DRI platform: ' + with_dri_platform
1879 if dri_drivers.length() != 0 and dri_drivers != ['']
1880 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1882 lines += 'DRI drivers: no'
1884 lines += 'DRI driver dir: ' + dri_drivers_path
1887 if with_glx != 'disabled'
1889 if with_glx == 'dri'
1890 lines += 'GLX: DRI-based'
1891 elif with_glx == 'xlib'
1892 lines += 'GLX: Xlib-based'
1893 elif with_glx == 'gallium-xlib'
1894 lines += 'GLX: Xlib-based (Gallium)'
1896 lines += 'GLX: ' + with_glx
1901 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1905 egl_drivers += 'builtin:egl_dri2'
1908 egl_drivers += 'builtin:egl_dri3'
1910 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1912 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1913 if with_egl or with_any_vk
1914 _platforms += 'surfaceless'
1918 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1923 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1924 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1926 lines += 'Vulkan drivers: no'
1931 lines += 'llvm: yes'
1932 lines += 'llvm-version: ' + dep_llvm.version()
1939 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1940 gallium_st = ['mesa']
1944 if with_gallium_xvmc
1945 gallium_st += 'xvmc'
1947 if with_gallium_xvmc
1948 gallium_st += 'xvmc'
1950 if with_gallium_vdpau
1951 gallium_st += 'vdpau'
1953 if with_gallium_omx != 'disabled'
1954 gallium_st += 'omx' + with_gallium_omx
1959 if with_gallium_st_nine
1960 gallium_st += 'nine'
1962 if with_gallium_opencl
1963 gallium_st += 'clover'
1965 lines += 'Gallium st: ' + ' '.join(gallium_st)
1967 lines += 'Gallium: no'
1970 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1973 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1977 summary = indent + ('\n' + indent).join(lines)
1978 message('Configuration summary:\n@0@\n'.format(summary))