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_glx_read_only_text = get_option('glx-read-only-text')
55 with_glx_direct = get_option('glx-direct')
56 with_osmesa = get_option('osmesa')
57 with_swr_arches = get_option('swr-arches')
58 with_vulkan_overlay_layer = get_option('vulkan-overlay-layer')
59 with_tools = get_option('tools')
60 if with_tools.contains('all')
75 with_intel_tools = with_tools.contains('intel') or with_tools.contains('intel-ui')
76 with_imgui = with_intel_tools or with_vulkan_overlay_layer
78 dri_drivers_path = get_option('dri-drivers-path')
79 if dri_drivers_path == ''
80 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
82 dri_search_path = get_option('dri-search-path')
83 if dri_search_path == ''
84 dri_search_path = dri_drivers_path
87 with_gles1 = get_option('gles1')
88 if with_gles1 == 'true'
89 with_gles1 = 'enabled'
90 warning('gles1 option "true" deprecated, please use "enabled" instead.')
91 elif with_gles1 == 'false'
92 with_gles1 = 'disabled'
93 warning('gles1 option "false" deprecated, please use "disabled" instead.')
95 with_gles2 = get_option('gles2')
96 if with_gles2 == 'true'
97 with_gles2 = 'enabled'
98 warning('gles2 option "true" deprecated, please use "enabled" instead.')
99 elif with_gles2 == 'false'
100 with_gles2 = 'disabled'
101 warning('gles2 option "false" deprecated, please use "disabled" instead.')
103 if host_machine.system() == 'windows'
104 if with_gles1 == 'auto'
105 with_gles1 = 'disabled'
107 if with_gles2 == 'auto'
108 with_gles2 = 'disabled'
111 with_opengl = get_option('opengl')
113 # Default shared glapi off for windows, on elsewhere.
114 _sg = get_option('shared-glapi')
117 warning('shared-glapi option "true" deprecated, please use "enabled" instead.')
120 warning('shared-glapi option "false" deprecated, please use "disabled" instead.')
123 with_shared_glapi = host_machine.system() != 'windows'
125 with_shared_glapi = _sg == 'enabled'
128 # shared-glapi is required if at least two OpenGL APIs are being built
129 if not with_shared_glapi
130 if ((with_gles1 == 'enabled' and with_gles2 == 'enabled') or
131 (with_gles1 == 'enabled' and with_opengl) or
132 (with_gles2 == 'enabled' and with_opengl))
133 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
135 with_gles1 = 'disabled'
136 with_gles2 = 'disabled'
139 # We require OpenGL for OpenGL ES
141 if (with_gles1 == 'enabled' or with_gles2 == 'enabled') and not with_opengl
142 error('building OpenGL ES without OpenGL is not supported.')
144 with_gles1 = 'disabled'
145 with_gles2 = 'disabled'
148 with_gles1 = with_gles1 != 'disabled'
149 with_gles2 = with_gles2 != 'disabled'
150 with_any_opengl = with_opengl or with_gles1 or with_gles2
151 # Only build shared_glapi if at least one OpenGL API is enabled
152 with_shared_glapi = with_shared_glapi and with_any_opengl
154 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux', 'sunos'].contains(host_machine.system())
156 dri_drivers = get_option('dri-drivers')
157 if dri_drivers.contains('auto')
158 if system_has_kms_drm
160 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
161 dri_drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
162 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
165 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
166 host_machine.cpu_family()))
168 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
169 # only swrast would make sense here, but gallium swrast is a much better default
172 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
173 host_machine.system()))
177 with_dri_i915 = dri_drivers.contains('i915')
178 with_dri_i965 = dri_drivers.contains('i965')
179 with_dri_r100 = dri_drivers.contains('r100')
180 with_dri_r200 = dri_drivers.contains('r200')
181 with_dri_nouveau = dri_drivers.contains('nouveau')
182 with_dri_swrast = dri_drivers.contains('swrast')
184 with_dri = dri_drivers.length() != 0
186 gallium_drivers = get_option('gallium-drivers')
187 if gallium_drivers.contains('auto')
188 if system_has_kms_drm
190 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
192 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast',
195 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
197 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
198 'tegra', 'virgl', 'lima', 'panfrost', 'swrast'
201 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
202 host_machine.cpu_family()))
204 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
205 gallium_drivers = ['swrast']
207 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
208 host_machine.system()))
211 with_gallium_kmsro = gallium_drivers.contains('kmsro')
212 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
213 with_gallium_r300 = gallium_drivers.contains('r300')
214 with_gallium_r600 = gallium_drivers.contains('r600')
215 with_gallium_nouveau = gallium_drivers.contains('nouveau')
216 with_gallium_freedreno = gallium_drivers.contains('freedreno')
217 with_gallium_softpipe = gallium_drivers.contains('swrast')
218 with_gallium_vc4 = gallium_drivers.contains('vc4')
219 with_gallium_v3d = gallium_drivers.contains('v3d')
220 with_gallium_panfrost = gallium_drivers.contains('panfrost')
221 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
222 with_gallium_tegra = gallium_drivers.contains('tegra')
223 with_gallium_iris = gallium_drivers.contains('iris')
224 with_gallium_i915 = gallium_drivers.contains('i915')
225 with_gallium_svga = gallium_drivers.contains('svga')
226 with_gallium_virgl = gallium_drivers.contains('virgl')
227 with_gallium_swr = gallium_drivers.contains('swr')
228 with_gallium_lima = gallium_drivers.contains('lima')
229 with_gallium_zink = gallium_drivers.contains('zink')
231 with_gallium = gallium_drivers.length() != 0
233 if with_gallium and system_has_kms_drm
234 _glx = get_option('glx')
235 _egl = get_option('egl')
236 if _glx == 'dri' or _egl == 'enabled' or (_glx == 'disabled' and _egl != 'disabled')
241 _vulkan_drivers = get_option('vulkan-drivers')
242 if _vulkan_drivers.contains('auto')
243 if system_has_kms_drm
244 if host_machine.cpu_family().startswith('x86')
245 _vulkan_drivers = ['amd', 'intel']
246 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
249 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
250 host_machine.cpu_family()))
252 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
253 # No vulkan driver supports windows or macOS currently
256 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
257 host_machine.system()))
261 with_intel_vk = _vulkan_drivers.contains('intel')
262 with_amd_vk = _vulkan_drivers.contains('amd')
263 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
264 with_any_vk = _vulkan_drivers.length() != 0
266 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
267 error('Only one swrast provider can be built')
269 if with_dri_i915 and with_gallium_i915
270 error('Only one i915 provider can be built')
272 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)
273 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost, lima)')
275 if with_gallium_tegra and not with_gallium_nouveau
276 error('tegra driver requires nouveau driver')
279 if host_machine.system() == 'darwin'
280 with_dri_platform = 'apple'
281 pre_args += '-DBUILDING_MESA'
282 elif ['windows', 'cygwin'].contains(host_machine.system())
283 with_dri_platform = 'windows'
284 elif system_has_kms_drm
285 with_dri_platform = 'drm'
287 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
288 # assert here that one of those cases has been met.
289 # FIXME: illumos ends up here as well
290 with_dri_platform = 'none'
293 _platforms = get_option('platforms')
294 if _platforms.contains('auto')
295 if system_has_kms_drm
296 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
297 elif ['darwin', 'cygwin'].contains(host_machine.system())
298 _platforms = ['x11', 'surfaceless']
299 elif ['haiku'].contains(host_machine.system())
300 _platforms = ['haiku']
301 elif host_machine.system() == 'windows'
302 _platforms = ['windows']
304 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
305 host_machine.system()))
309 with_platform_android = _platforms.contains('android')
310 with_platform_x11 = _platforms.contains('x11')
311 with_platform_wayland = _platforms.contains('wayland')
312 with_platform_drm = _platforms.contains('drm')
313 with_platform_haiku = _platforms.contains('haiku')
314 with_platform_surfaceless = _platforms.contains('surfaceless')
315 with_platform_windows = _platforms.contains('windows')
317 if _platforms.length() != 0
318 egl_native_platform = _platforms[0]
321 _xlib_lease = get_option('xlib-lease')
322 if _xlib_lease == 'true'
323 _xlib_lease = 'enabled'
324 warning('xlib_lease option "true" deprecated, please use "enabled" instead.')
325 elif _xlib_lease == 'false'
326 _xlib_lease = 'disabled'
327 warning('xlib_lease option "false" deprecated, please use "disabled" instead.')
329 if _xlib_lease == 'auto'
330 with_xlib_lease = with_platform_x11 and with_platform_drm
332 with_xlib_lease = _xlib_lease == 'enabled'
335 with_glx = get_option('glx')
336 if with_glx == 'auto'
339 elif with_platform_haiku
340 with_glx = 'disabled'
341 elif host_machine.system() == 'windows'
342 with_glx = 'disabled'
344 # Even when building just gallium drivers the user probably wants dri
346 elif with_platform_x11 and with_any_opengl and not with_any_vk
347 # The automatic behavior should not be to turn on xlib based glx when
348 # building only vulkan drivers
351 with_glx = 'disabled'
360 if not (with_dri or with_gallium or with_glx != 'disabled')
364 with_any_opengl = false
365 with_shared_glapi = false
368 _gbm = get_option('gbm')
371 warning('gbm option "true" deprecated, please use "enabled" instead.')
374 warning('gbm option "false" deprecated, please use "disabled" instead.')
377 with_gbm = system_has_kms_drm and with_dri
379 with_gbm = _gbm == 'enabled'
381 if with_gbm and not system_has_kms_drm
382 error('GBM only supports DRM/KMS platforms')
385 _egl = get_option('egl')
388 warning('egl option "true" deprecated, please use "enabled" instead.')
391 warning('egl option "false" deprecated, please use "disabled" instead.')
395 not ['darwin', 'windows'].contains(host_machine.system()) and
396 with_dri and with_shared_glapi and _platforms.length() != 0
398 elif _egl == 'enabled'
400 error('EGL requires dri')
401 elif not with_shared_glapi
402 error('EGL requires shared-glapi')
403 elif _platforms.length() == 0
404 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
405 elif not ['disabled', 'dri'].contains(with_glx)
406 error('EGL requires dri, but a GLX is being built without dri')
407 elif ['darwin', 'windows'].contains(host_machine.system())
408 error('EGL is not available on Windows or MacOS')
415 if with_egl and not (with_platform_drm or with_platform_surfaceless or with_platform_android)
416 if with_gallium_radeonsi
417 error('RadeonSI requires the drm, surfaceless or android platform when using EGL')
419 if with_gallium_virgl
420 error('Virgl requires the drm, surfaceless or android platform when using EGL')
424 # Android uses emutls for versions <= P/28. For USE_ELF_TLS we need ELF TLS.
425 if host_machine.system() != 'windows' and (not with_platform_android or get_option('platform-sdk-version') >= 29)
426 pre_args += '-DUSE_ELF_TLS'
429 if with_glx != 'disabled'
430 if not (with_platform_x11 and with_any_opengl)
431 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
432 elif with_glx == 'gallium-xlib'
434 error('Gallium-xlib based GLX requires at least one gallium driver')
435 elif not with_gallium_softpipe
436 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
438 error('gallium-xlib conflicts with any dri driver')
440 elif with_glx == 'xlib'
442 error('xlib conflicts with any dri driver')
444 elif with_glx == 'dri'
445 if not with_shared_glapi
446 error('dri based GLX requires shared-glapi')
451 with_glvnd = get_option('glvnd')
453 if with_platform_windows
454 error('glvnd cannot be used on Windows')
455 elif with_glx == 'xlib' or with_glx == 'gallium-xlib'
456 error('Cannot build glvnd support for GLX that is not DRI based.')
457 elif with_glx == 'disabled' and not with_egl
458 error('glvnd requires DRI based GLX and/or EGL')
460 if get_option('egl-lib-suffix') != ''
461 error('''EGL lib suffix can't be used with libglvnd''')
465 if with_vulkan_icd_dir == ''
466 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
469 # GNU/Hurd includes egl_dri2, without drm.
470 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
471 host_machine.system() == 'gnu')
472 _dri3 = get_option('dri3')
475 warning('dri3 option "true" deprecated, please use "enabled" instead.')
476 elif _dri3 == 'false'
478 warning('dri3 option "false" deprecated, please use "disabled" instead.')
481 with_dri3 = system_has_kms_drm and with_dri2
483 with_dri3 = _dri3 == 'enabled'
486 if with_any_vk and (with_platform_x11 and not with_dri3)
487 error('Vulkan drivers require dri3 for X11 support')
490 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
491 error('building dri drivers require at least one windowing system or classic osmesa')
495 _vdpau = get_option('gallium-vdpau')
498 warning('gallium-vdpau option "true" deprecated, please use "enabled" instead.')
499 elif _vdpau == 'false'
501 warning('gallium-vdpau option "false" deprecated, please use "disabled" instead.')
503 if not system_has_kms_drm
504 if _vdpau == 'enabled'
505 error('VDPAU state tracker can only be build on unix-like OSes.')
509 elif not with_platform_x11
510 if _vdpau == 'enabled'
511 error('VDPAU state tracker requires X11 support.')
515 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
516 with_gallium_nouveau)
517 if _vdpau == 'enabled'
518 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
524 with_gallium_vdpau = false
525 if _vdpau != 'disabled'
526 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'enabled')
528 dep_vdpau = dep_vdpau.partial_dependency(compile_args : true)
529 with_gallium_vdpau = true
533 if with_gallium_vdpau
534 pre_args += '-DHAVE_ST_VDPAU'
536 vdpau_drivers_path = get_option('vdpau-libs-path')
537 if vdpau_drivers_path == ''
538 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
542 dep_vulkan = dependency('vulkan')
545 _xvmc = get_option('gallium-xvmc')
548 warning('gallium-xvmc option "true" deprecated, please use "enabled" instead.')
549 elif _xvmc == 'false'
551 warning('gallium-xvmc option "false" deprecated, please use "disabled" instead.')
553 if not system_has_kms_drm
554 if _xvmc == 'enabled'
555 error('XVMC state tracker can only be build on unix-like OSes.')
559 elif not with_platform_x11
560 if _xvmc == 'enabled'
561 error('XVMC state tracker requires X11 support.')
565 elif not (with_gallium_r600 or with_gallium_nouveau)
566 if _xvmc == 'enabled'
567 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
574 with_gallium_xvmc = false
575 if _xvmc != 'disabled'
576 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'enabled')
577 dep_xv = dependency('xv', required : _xvmc == 'enabled')
578 with_gallium_xvmc = dep_xvmc.found() and dep_xv.found()
581 xvmc_drivers_path = get_option('xvmc-libs-path')
582 if xvmc_drivers_path == ''
583 xvmc_drivers_path = get_option('libdir')
586 _omx = get_option('gallium-omx')
587 if not system_has_kms_drm
588 if ['auto', 'disabled'].contains(_omx)
591 error('OMX state tracker can only be built on unix-like OSes.')
593 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
594 if ['auto', 'disabled'].contains(_omx)
597 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
600 with_gallium_omx = _omx
603 if ['auto', 'bellagio'].contains(_omx)
604 dep_omx = dependency(
605 'libomxil-bellagio', required : _omx == 'bellagio'
608 with_gallium_omx = 'bellagio'
611 if ['auto', 'tizonia'].contains(_omx)
612 if with_dri and with_egl
613 dep_omx = dependency(
614 'libtizonia', version : '>= 0.10.0',
615 required : _omx == 'tizonia',
618 dependency('libtizplatform', required : _omx == 'tizonia'),
619 dependency('tizilheaders', required : _omx == 'tizonia'),
621 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
622 with_gallium_omx = 'tizonia'
624 elif _omx == 'tizonia'
625 error('OMX-Tizonia state tracker requires dri and egl')
629 with_gallium_omx = 'disabled'
631 with_gallium_omx = _omx
635 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
636 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
640 omx_drivers_path = get_option('omx-libs-path')
642 if with_gallium_omx != 'disabled'
643 # Figure out where to put the omx driver.
644 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
645 # argument to meson's get_pkgconfig_variable method.
646 if omx_drivers_path == ''
647 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
648 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
649 if _omx_libdir == get_option('libdir')
650 omx_drivers_path = _omx_drivers_dir
653 # This will fail on windows. Does OMX run on windows?
654 _omx_libdir = _omx_libdir.split('/')
655 _omx_drivers_dir = _omx_drivers_dir.split('/')
656 foreach o : _omx_drivers_dir
657 if not _omx_libdir.contains(o)
661 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
666 _va = get_option('gallium-va')
669 warning('gallium-va option "true" deprecated, please use "enabled" instead.')
672 warning('gallium-va option "false" deprecated, please use "disabled" instead.')
674 if not system_has_kms_drm
676 error('VA state tracker can only be built on unix-like OSes.')
680 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
682 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
687 with_gallium_va = false
690 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'enabled')
692 dep_va_headers = dep_va.partial_dependency(compile_args : true)
693 with_gallium_va = true
697 va_drivers_path = get_option('va-libs-path')
698 if va_drivers_path == ''
699 va_drivers_path = join_paths(get_option('libdir'), 'dri')
702 _xa = get_option('gallium-xa')
705 warning('gallium-xa option "true" deprecated, please use "enabled" instead.')
708 warning('gallium-xa option "false" deprecated, please use "disabled" instead.')
710 if not system_has_kms_drm
712 error('XA state tracker can only be built on unix-like OSes.')
716 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
717 or with_gallium_svga)
719 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
724 with_gallium_xa = _xa != 'disabled'
726 d3d_drivers_path = get_option('d3d-drivers-path')
727 if d3d_drivers_path == ''
728 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
731 with_gallium_st_nine = get_option('gallium-nine')
732 if with_gallium_st_nine
733 if not with_gallium_softpipe
734 error('The nine state tracker requires gallium softpipe/llvmpipe.')
735 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
736 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
737 or with_gallium_iris)
738 error('The nine state tracker requires at least one non-swrast gallium driver.')
741 error('Using nine with wine requires dri3')
744 _power8 = get_option('power8')
747 warning('power8 option "true" deprecated, please use "enabled" instead.')
748 elif _power8 == 'disabled'
750 warning('power8 option "false" deprecated, please use "disabled" instead.')
752 if _power8 != 'disabled'
753 # on old versions of meson the cpu family would return as ppc64le on little
754 # endian power8, this was changed in 0.48 such that the family would always
755 # be ppc64 regardless of endianness, and then the machine.endian() value
756 # should be checked. Since we support versions < 0.48 we need to use
758 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
759 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
760 error('Altivec is not supported with gcc version < 4.8.')
765 vector unsigned char r;
766 vector unsigned int v = vec_splat_u32 (1);
767 r = __builtin_vec_vgbbd ((vector unsigned char) v);
770 args : '-mpower8-vector',
771 name : 'POWER8 intrinsics')
772 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
773 elif get_option('power8') == 'enabled'
774 error('POWER8 intrinsic support required but not found.')
779 _opencl = get_option('gallium-opencl')
781 if _opencl != 'disabled'
783 error('OpenCL Clover implementation requires at least one gallium driver.')
786 dep_clc = dependency('libclc')
787 with_gallium_opencl = true
788 with_opencl_icd = _opencl == 'icd'
790 with_opencl_spirv = get_option('opencl-spirv')
792 dep_spirv_tools = dependency('SPIRV-Tools', required : true, version : '>= 2018.0')
793 # LLVMSPIRVLib is available at https://github.com/KhronosGroup/SPIRV-LLVM-Translator
794 dep_llvmspirvlib = dependency('LLVMSPIRVLib', required : true, version : '>= 0.2.1')
796 dep_spirv_tools = null_dep
797 dep_llvmspirvlib = null_dep
800 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
801 #if !defined(__VEC__) || !defined(__ALTIVEC__)
802 #error "AltiVec not enabled"
805 clover_cpp_std += ['cpp_std=gnu++11']
809 dep_spirv_tools = null_dep
810 dep_llvmspirvlib = null_dep
811 with_gallium_opencl = false
812 with_opencl_icd = false
813 with_opencl_spirv = false
816 gl_pkgconfig_c_flags = []
818 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
819 pre_args += '-DHAVE_X11_PLATFORM'
821 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
822 pre_args += '-DUSE_XSHM'
824 pre_args += '-DGLX_INDIRECT_RENDERING'
826 pre_args += '-DGLX_DIRECT_RENDERING'
828 if with_dri_platform == 'drm'
829 pre_args += '-DGLX_USE_DRM'
830 elif with_dri_platform == 'apple'
831 pre_args += '-DGLX_USE_APPLEGL'
832 elif with_dri_platform == 'windows'
833 pre_args += '-DGLX_USE_WINDOWSGL'
837 pre_args += '-DEGL_NO_X11'
838 gl_pkgconfig_c_flags += '-DEGL_NO_X11'
841 if with_egl and not with_gbm
842 error('EGL drm platform requires gbm')
844 pre_args += '-DHAVE_DRM_PLATFORM'
846 if with_platform_surfaceless
847 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
849 if with_platform_android
851 dependency('cutils'),
852 dependency('hardware'),
856 dep_android += dependency('backtrace')
858 if get_option('platform-sdk-version') >= 26
859 dep_android += dependency('nativewindow')
861 pre_args += '-DHAVE_ANDROID_PLATFORM'
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
912 if with_amd_vk and not with_shader_cache
913 error('Radv requires shader cache support')
916 # Check for GCC style builtins
917 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
918 'ffsll', 'popcount', 'popcountll', 'unreachable']
919 if cc.has_function(b)
920 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
924 # check for GCC __attribute__
926 'const', 'flatten', 'malloc', 'pure', 'unused', 'warn_unused_result',
927 'weak', 'format', 'packed', 'returns_nonnull', 'alias', 'noreturn',
929 foreach a : cc.get_supported_function_attributes(_attributes)
930 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
932 if cc.has_function_attribute('visibility:hidden')
933 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
935 if cc.compiles('__uint128_t foo(void) { return 0; }',
936 name : '__uint128_t')
937 pre_args += '-DHAVE_UINT128'
940 # TODO: this is very incomplete
941 if ['linux', 'cygwin', 'gnu', 'freebsd', 'gnu/kfreebsd'].contains(host_machine.system())
942 pre_args += '-D_GNU_SOURCE'
943 elif host_machine.system() == 'sunos'
944 pre_args += '-D__EXTENSIONS__'
945 elif host_machine.system() == 'windows'
947 '-D_WINDOWS', '-D_WIN32_WINNT=0x0601', '-DWINVER=0x0601',
948 '-DPIPE_SUBSYSTEM_WINDOWS_USER',
949 '-D_USE_MATH_DEFINES', # XXX: scons doesn't use this for mingw
951 if cc.get_id() == 'msvc'
954 '-D_CRT_SECURE_NO_WARNINGS',
955 '-D_CRT_SECURE_NO_DEPRECATE',
956 '-D_SCL_SECURE_NO_WARNINGS',
957 '-D_SCL_SECURE_NO_DEPRECATE',
958 '-D_ALLOW_KEYWORD_MACROS',
959 '-D_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions
962 pre_args += ['-D__MSVCRT_VERSION__=0x0700']
966 # Check for generic C arguments
968 c_msvc_compat_args = []
969 no_override_init_args = []
971 cpp_msvc_compat_args = []
972 if cc.get_id() == 'msvc'
973 foreach a : ['/wd4018', # signed/unsigned mismatch
974 '/wd4056', # overflow in floating-point constant arithmetic
975 '/wd4244', # conversion from 'type1' to 'type2', possible loss of data
976 '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data
977 '/wd4305', # trancation from 'type1' to 'type2'
978 '/wd4351', # new behavior: elements of array 'array' will be default initialized
979 '/wd4756', # overflow in constant arithmetic
980 '/wd4800', # forcing value to bool 'true' or 'false' (performance warning)
981 '/wd4996', # disabled deprecated POSIX name warnings
982 '/wd4291', # no matching operator delete found
983 '/wd4146', # unary minus operator applied to unsigned type, result still unsigned
984 '/wd4200', # nonstandard extension used: zero-sized array in struct/union
985 '/wd4624', # destructor was implicitly defined as deleted [from LLVM]
987 if cc.has_argument(a)
990 if cpp.has_argument(a)
994 if cc.has_argument('-Wmicrosoft-enum-value') # Clang
995 c_args += '-Wno-microsoft-enum-value'
996 cpp_args += '-Wno-microsoft-enum-value'
1000 '-Werror=implicit-function-declaration',
1001 '-Werror=missing-prototypes',
1002 '-Werror=return-type',
1003 '-Werror=empty-body',
1004 '-Werror=incompatible-pointer-types',
1005 '-Werror=int-conversion',
1006 '-Wno-missing-field-initializers',
1007 '-Wno-format-truncation',
1009 '-fno-trapping-math',
1010 '-Qunused-arguments',
1013 # MinGW chokes on format specifiers and I can't get it all working
1014 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1015 _trial += ['-Werror=format', '-Wformat-security']
1018 if cc.has_argument(a)
1024 '-Werror=return-type',
1025 '-Werror=empty-body',
1026 '-Wno-non-virtual-dtor',
1027 '-Wno-missing-field-initializers',
1028 '-Wno-format-truncation',
1030 '-fno-trapping-math',
1031 '-Qunused-arguments',
1032 # Some classes use custom new operator which zeroes memory, however
1033 # gcc does aggressive dead-store elimination which threats all writes
1034 # to the memory before the constructor as "dead stores".
1035 # For now we disable this optimization.
1038 # MinGW chokes on format specifiers and I can't get it all working
1039 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1040 _trial += ['-Werror=format', '-Wformat-security']
1043 if cpp.has_argument(a)
1048 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
1049 if cc.has_argument(a)
1050 no_override_init_args += a
1054 # Check for C and C++ arguments for MSVC compatibility. These are only used
1055 # in parts of the mesa code base that need to compile with MSVC, mainly
1057 foreach a : ['-Werror=pointer-arith', '-Werror=vla', '-Werror=gnu-empty-initializer']
1058 if cc.has_argument(a)
1059 c_msvc_compat_args += a
1061 if cpp.has_argument(a)
1062 cpp_msvc_compat_args += a
1067 # set linker arguments
1068 if host_machine.system() == 'windows'
1069 if cc.get_id() == 'msvc'
1070 add_project_link_arguments(
1074 language : ['c', 'cpp'],
1076 if get_option('buildtype') != 'debug'
1077 add_project_link_arguments(
1079 language : ['c', 'cpp'],
1083 add_project_link_arguments(
1085 '-Wl,--dynamicbase',
1087 '-static-libstdc++',
1088 language : ['c', 'cpp'],
1093 if host_machine.cpu_family().startswith('x86') and cc.get_id() != 'msvc'
1094 pre_args += '-DUSE_SSE41'
1096 sse41_args = ['-msse4.1']
1098 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
1099 # that's not guaranteed
1100 if host_machine.cpu_family() == 'x86'
1101 sse41_args += '-mstackrealign'
1108 # Check for GCC style atomics
1109 dep_atomic = null_dep
1111 if cc.compiles('''#include <stdint.h>
1116 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1117 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1120 name : 'GCC atomic builtins')
1121 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
1123 # Not all atomic calls can be turned into lock-free instructions, in which
1124 # GCC will make calls into the libatomic library. Check whether we need to
1125 # link with -latomic.
1127 # This can happen for 64-bit atomic operations on 32-bit architectures such
1129 if not cc.links('''#include <stdint.h>
1134 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1135 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1137 name : 'GCC atomic builtins required -latomic')
1138 dep_atomic = cc.find_library('atomic')
1141 if not cc.links('''#include <stdint.h>
1144 return __sync_add_and_fetch(&v, (uint64_t)1);
1146 dependencies : dep_atomic,
1147 name : 'GCC 64bit atomics')
1148 pre_args += '-DMISSING_64BIT_ATOMICS'
1151 dep_ws2_32 = cc.find_library('ws2_32', required : with_platform_windows)
1153 # TODO: shared/static? Is this even worth doing?
1156 if host_machine.cpu_family() == 'x86'
1157 if system_has_kms_drm or host_machine.system() == 'gnu'
1158 with_asm_arch = 'x86'
1159 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
1162 if with_glx_read_only_text
1163 pre_args += ['-DGLX_X86_READONLY_TEXT']
1166 elif host_machine.cpu_family() == 'x86_64'
1167 if system_has_kms_drm
1168 with_asm_arch = 'x86_64'
1169 pre_args += ['-DUSE_X86_64_ASM']
1171 elif host_machine.cpu_family() == 'arm'
1172 if system_has_kms_drm
1173 with_asm_arch = 'arm'
1174 pre_args += ['-DUSE_ARM_ASM']
1176 elif host_machine.cpu_family() == 'aarch64'
1177 if system_has_kms_drm
1178 with_asm_arch = 'aarch64'
1179 pre_args += ['-DUSE_AARCH64_ASM']
1181 elif host_machine.cpu_family() == 'sparc64'
1182 if system_has_kms_drm
1183 with_asm_arch = 'sparc'
1184 pre_args += ['-DUSE_SPARC_ASM']
1186 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1187 if system_has_kms_drm
1188 with_asm_arch = 'ppc64le'
1189 pre_args += ['-DUSE_PPC64LE_ASM']
1193 # Check for standard headers and functions
1194 if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
1195 cc.has_header_symbol('sys/sysmacros.h', 'minor') and
1196 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1197 pre_args += '-DMAJOR_IN_SYSMACROS'
1199 if (cc.has_header_symbol('sys/mkdev.h', 'major') and
1200 cc.has_header_symbol('sys/mkdev.h', 'minor') and
1201 cc.has_header_symbol('sys/mkdev.h', 'makedev'))
1202 pre_args += '-DMAJOR_IN_MKDEV'
1205 if not ['linux'].contains(host_machine.system())
1206 # Deprecated on Linux and requires <sys/types.h> on FreeBSD and OpenBSD
1207 if cc.check_header('sys/sysctl.h', prefix : '#include <sys/types.h>')
1208 pre_args += '-DHAVE_SYS_SYSCTL_H'
1212 foreach h : ['xlocale.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h', 'cet.h']
1213 if cc.check_header(h)
1214 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1218 foreach f : ['strtof', 'mkostemp', 'timespec_get', 'memfd_create', 'random_r', 'flock', 'strtok_r', 'getrandom']
1219 if cc.has_function(f)
1220 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1224 if cc.has_header_symbol('errno.h', 'program_invocation_name',
1225 args : '-D_GNU_SOURCE')
1226 pre_args += '-DHAVE_PROGRAM_INVOCATION_NAME'
1227 elif with_tools.contains('intel')
1228 error('Intel tools require the program_invocation_name variable')
1231 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
1232 # This means that this check will succeed, but then compilation will later
1233 # fail. MSVC doesn't have this function at all, so only check for it on
1234 # non-windows platforms.
1235 if host_machine.system() != 'windows'
1236 if cc.has_function('posix_memalign')
1237 pre_args += '-DHAVE_POSIX_MEMALIGN'
1241 if cc.has_member('struct dirent', 'd_type', prefix: '''#include <sys/types.h>
1242 #include <dirent.h>''')
1243 pre_args += '-DHAVE_DIRENT_D_TYPE'
1246 # strtod locale support
1251 #ifdef HAVE_XLOCALE_H
1252 #include <xlocale.h>
1255 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1256 const char *s = "1.0";
1258 double d = strtod_l(s, end, loc);
1259 float f = strtof_l(s, end, loc);
1264 name : 'strtod has locale support')
1265 pre_args += '-DHAVE_STRTOD_L'
1268 # Check for some linker flags
1269 ld_args_bsymbolic = []
1270 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1271 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1273 ld_args_gc_sections = []
1274 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1275 args : '-Wl,--gc-sections', name : 'gc-sections')
1276 ld_args_gc_sections += '-Wl,--gc-sections'
1278 with_ld_version_script = false
1279 if cc.links('int main() { return 0; }',
1280 args : '-Wl,--version-script=@0@'.format(
1281 join_paths(meson.source_root(), 'build-support/conftest.map')),
1282 name : 'version-script')
1283 with_ld_version_script = true
1285 with_ld_dynamic_list = false
1286 if cc.links('int main() { return 0; }',
1287 args : '-Wl,--dynamic-list=@0@'.format(
1288 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1289 name : 'dynamic-list')
1290 with_ld_dynamic_list = true
1293 ld_args_build_id = cc.get_supported_link_arguments('-Wl,--build-id=sha1')
1295 # check for dl support
1297 if not cc.has_function('dlopen')
1298 dep_dl = cc.find_library('dl', required : host_machine.system() != 'windows')
1300 if cc.has_function('dladdr', dependencies : dep_dl)
1301 # This is really only required for megadrivers
1302 pre_args += '-DHAVE_DLADDR'
1305 if cc.has_function('dl_iterate_phdr')
1306 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1308 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1309 elif with_dri_i965 and with_shader_cache
1310 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1313 # Determine whether or not the rt library is needed for time functions
1314 if host_machine.system() == 'windows' or cc.has_function('clock_gettime')
1315 dep_clock = null_dep
1317 dep_clock = cc.find_library('rt')
1320 # TODO: some of these may be conditional
1321 dep_zlib = dependency('zlib', version : '>= 1.2.3', fallback : ['zlib', 'zlib_dep'])
1322 pre_args += '-DHAVE_ZLIB'
1324 _zstd = get_option('zstd')
1327 warning('zstd option "true" deprecated, please use "enabled" instead.')
1328 elif _zstd == 'false'
1330 warning('zstd option "false" deprecated, please use "disabled" instead.')
1332 if _zstd != 'disabled'
1333 dep_zstd = dependency('libzstd', required : _zstd == 'enabled')
1335 pre_args += '-DHAVE_ZSTD'
1341 dep_thread = dependency('threads')
1342 if dep_thread.found() and host_machine.system() != 'windows'
1343 pre_args += '-DHAVE_PTHREAD'
1345 'pthread_setaffinity_np',
1346 dependencies : dep_thread,
1347 prefix : '#include <pthread.h>',
1348 args : '-D_GNU_SOURCE')
1349 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1352 'pthread_setaffinity_np',
1353 dependencies : dep_thread,
1354 prefix : '#include <pthread_np.h>')
1355 pre_args += '-DPTHREAD_SETAFFINITY_IN_NP_HEADER'
1358 if host_machine.system() != 'windows'
1359 dep_expat = dependency('expat', fallback : ['expat', 'expat_dep'])
1361 dep_expat = null_dep
1363 # this only exists on linux so either this is linux and it will be found, or
1364 # it's not linux and wont
1365 dep_m = cc.find_library('m', required : false)
1367 # Check for libdrm. Various drivers have different libdrm version requirements,
1368 # but we always want to use the same version for all libdrm modules. That means
1369 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1370 # bar are both on use 2.4.3 for both of them
1371 dep_libdrm_amdgpu = null_dep
1372 dep_libdrm_radeon = null_dep
1373 dep_libdrm_nouveau = null_dep
1374 dep_libdrm_intel = null_dep
1376 _drm_amdgpu_ver = '2.4.100'
1377 _drm_radeon_ver = '2.4.71'
1378 _drm_nouveau_ver = '2.4.66'
1379 _drm_intel_ver = '2.4.75'
1383 ['intel', with_dri_i915 or with_gallium_i915],
1384 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1385 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1386 with_gallium_r300 or with_gallium_r600)],
1387 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1390 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1396 # etnaviv only needs core libdrm
1397 if with_gallium_etnaviv
1401 # Loop over the enables versions and get the highest libdrm requirement for all
1404 foreach d : _libdrm_checks
1405 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1406 if d[1] and ver.version_compare('>' + _drm_ver)
1412 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1415 # Then get each libdrm module
1416 foreach d : _libdrm_checks
1419 'dep_libdrm_' + d[0],
1420 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1425 with_gallium_drisw_kms = false
1426 dep_libdrm = dependency(
1427 'libdrm', version : '>=' + _drm_ver,
1428 # GNU/Hurd includes egl_dri2, without drm.
1429 required : (with_dri2 and host_machine.system() != 'gnu') or with_dri3
1431 if dep_libdrm.found()
1432 pre_args += '-DHAVE_LIBDRM'
1433 if with_dri_platform == 'drm' and with_dri
1434 with_gallium_drisw_kms = true
1438 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit', 'core', 'executionengine', 'scalaropts', 'transformutils', 'instcombine']
1439 llvm_optional_modules = ['coroutines']
1440 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1441 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1442 if with_gallium_r600
1443 llvm_modules += 'asmparser'
1446 if with_gallium_opencl
1448 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1449 'lto', 'option', 'objcarcopts', 'profiledata',
1453 if with_amd_vk or with_gallium_radeonsi
1454 _llvm_version = '>= 8.0.0'
1455 elif with_gallium_swr
1456 _llvm_version = '>= 6.0.0'
1458 _llvm_version = '>= 3.9.0'
1461 _shared_llvm = get_option('shared-llvm')
1462 if _shared_llvm == 'true'
1463 _shared_llvm = 'enabled'
1464 warning('shared_llvm option "true" deprecated, please use "enabled" instead.')
1465 elif _shared_llvm == 'false'
1466 _shared_llvm = 'disabled'
1467 warning('shared_llvm option "false" deprecated, please use "disabled" instead.')
1469 if _shared_llvm == 'auto'
1470 _shared_llvm = (host_machine.system() != 'windows')
1472 _shared_llvm = (_shared_llvm == 'enabled')
1474 _llvm = get_option('llvm')
1477 warning('llvm option "true" deprecated, please use "enabled" instead.')
1478 elif _llvm == 'false'
1480 warning('llvm option "false" deprecated, please use "disabled" instead.')
1483 # the cmake method can only link statically, so don't attempt to use it if we
1484 # want to link dynamically. Before 0.54.0 meson will try cmake even when shared
1485 # linking is requested, so we need to force the config-tool method to be used
1486 # in that case, but in 0.54.0 meson won't try the cmake method if shared
1487 # linking is requested.
1488 _llvm_method = 'auto'
1489 if meson.version().version_compare('< 0.54.0') and _shared_llvm
1490 _llvm_method = 'config-tool'
1495 if _llvm != 'disabled'
1496 dep_llvm = dependency(
1498 version : _llvm_version,
1499 modules : llvm_modules,
1500 optional_modules : llvm_optional_modules,
1502 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1503 with_gallium_opencl or _llvm == 'enabled'
1505 static : not _shared_llvm,
1506 method : _llvm_method,
1507 fallback : ['llvm', 'dep_llvm'],
1509 with_llvm = dep_llvm.found()
1512 pre_args += '-DLLVM_AVAILABLE'
1513 pre_args += '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version())
1515 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1516 # programs, so we need to build all C++ code in mesa without rtti as well to
1517 # ensure that linking works.
1519 # In meson 0.51.0 we can use cmake to find LLVM in addittion to meson's
1520 # builtin llvm-config based finder. A new generic variable getter method
1521 # has also been added, so we'll use that if we can, to cover the cmake case.
1522 if dep_llvm.type_name() == 'internal'
1523 _rtti = subproject('llvm').get_variable('has_rtti', true)
1525 # The CMake finder will return 'ON', the llvm-config will return 'YES'
1526 _rtti = ['ON', 'YES'].contains(dep_llvm.get_variable(cmake : 'LLVM_ENABLE_RTTI', configtool: 'has-rtti'))
1529 if with_gallium_nouveau
1530 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1531 elif with_gallium_opencl
1532 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1534 if cc.get_id() == 'msvc'
1537 cpp_args += '-fno-rtti'
1540 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1541 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1542 elif with_gallium_opencl
1543 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1546 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1547 (with_gallium_r600 and with_llvm))
1548 dep_elf = dependency('libelf', required : false)
1549 if not dep_elf.found()
1550 dep_elf = cc.find_library('elf')
1556 dep_glvnd = null_dep
1558 dep_glvnd = dependency('libglvnd', version : '>= 1.2.0')
1559 pre_args += '-DUSE_LIBGLVND=1'
1562 _valgrind = get_option('valgrind')
1563 if _valgrind == 'true'
1564 _valgrind = 'enabled'
1565 warning('valgrind option "true" deprecated, please use "enabled" instead.')
1566 elif _valgrind == 'false'
1567 _valgrind = 'disabled'
1568 warning('valgrind option "false" deprecated, please use "disabled" instead.')
1570 if _valgrind != 'disabled'
1571 dep_valgrind = dependency('valgrind', required : _valgrind == 'enabled')
1572 if dep_valgrind.found()
1573 pre_args += '-DHAVE_VALGRIND'
1576 dep_valgrind = null_dep
1579 # pthread stubs. Lets not and say we didn't
1581 if host_machine.system() == 'windows'
1582 # Prefer the winflexbison versions, they're much easier to install and have
1583 # better windows support.
1585 prog_flex = find_program('win_flex', required : false)
1586 if prog_flex.found()
1587 # windows compatibility (uses <io.h> instead of <unistd.h> and _isatty,
1588 # _fileno functions)
1589 prog_flex = [prog_flex, '--wincompat', '-D__STDC_VERSION__=199901']
1591 prog_flex = [find_program('lex', 'flex', required : with_any_opengl)]
1593 # Force flex to use const keyword in prototypes, as relies on __cplusplus or
1594 # __STDC__ macro to determine whether it's safe to use const keyword, but
1595 # MSVC never defines __STDC__ unless we disable all MSVC extensions.
1596 prog_flex += '-DYY_USE_CONST='
1598 prog_bison = find_program('win_bison', required : false)
1599 if not prog_bison.found()
1600 prog_bison = find_program('yacc', 'bison', required : with_any_opengl)
1603 prog_bison = find_program('bison', required : with_any_opengl)
1605 # Disable deprecated keyword warnings, since we have to use them for
1606 # old-bison compat. See discussion in
1607 # https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2161
1608 if find_program('bison', required : false, version : '> 2.3').found()
1609 prog_bison = [prog_bison, '-Wno-deprecated']
1612 prog_flex = find_program('flex', required : with_any_opengl)
1615 dep_selinux = null_dep
1616 if get_option('selinux')
1617 dep_selinux = dependency('libselinux')
1618 pre_args += '-DMESA_SELINUX'
1621 _libunwind = get_option('libunwind')
1622 if _libunwind == 'true'
1623 _libunwind = 'enabled'
1624 warning('libunwind option "true" deprecated, please use "enabled" instead.')
1625 elif _libunwind == 'false'
1626 _libunwind = 'disabled'
1627 warning('libunwind option "false" deprecated, please use "disabled" instead.')
1629 if _libunwind != 'disabled'
1630 dep_unwind = dependency('libunwind', required : _libunwind == 'enabled')
1631 if dep_unwind.found()
1632 pre_args += '-DHAVE_LIBUNWIND'
1635 dep_unwind = null_dep
1638 if with_osmesa != 'none'
1639 if with_osmesa == 'gallium' and not with_gallium_softpipe
1640 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1642 if host_machine.system() == 'windows'
1643 osmesa_lib_name = 'osmesa'
1645 osmesa_lib_name = 'OSMesa'
1647 osmesa_bits = get_option('osmesa-bits')
1648 if osmesa_bits != '8'
1649 if with_dri or with_glx != 'disabled'
1650 error('OSMesa bits must be 8 if building glx or dir based drivers')
1652 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1654 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1659 # TODO: symbol mangling
1661 if with_platform_wayland
1662 dep_wl_scanner = dependency('wayland-scanner', native: true)
1663 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1664 if dep_wl_scanner.version().version_compare('>= 1.15')
1665 wl_scanner_arg = 'private-code'
1667 wl_scanner_arg = 'code'
1669 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1670 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1671 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1673 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1674 dep_wayland_egl_headers = dep_wayland_egl.partial_dependency(compile_args : true)
1676 wayland_dmabuf_xml = join_paths(
1677 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1678 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1680 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1685 dep_xdamage = null_dep
1686 dep_xfixes = null_dep
1687 dep_x11_xcb = null_dep
1689 dep_xcb_glx = null_dep
1690 dep_xcb_dri2 = null_dep
1691 dep_xcb_dri3 = null_dep
1692 dep_dri2proto = null_dep
1693 dep_glproto = null_dep
1694 dep_xxf86vm = null_dep
1695 dep_xcb_dri3 = null_dep
1696 dep_xcb_present = null_dep
1697 dep_xcb_sync = null_dep
1698 dep_xcb_xfixes = null_dep
1699 dep_xshmfence = null_dep
1700 dep_xcb_xrandr = null_dep
1701 dep_xlib_xrandr = null_dep
1702 if with_platform_x11
1703 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1704 dep_x11 = dependency('x11')
1705 dep_xext = dependency('xext')
1706 dep_xcb = dependency('xcb')
1707 elif with_glx == 'dri'
1708 dep_x11 = dependency('x11')
1709 dep_xext = dependency('xext')
1710 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1711 dep_xfixes = dependency('xfixes')
1712 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1714 if (with_any_vk or with_glx == 'dri' or with_egl or
1715 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1716 with_gallium_omx != 'disabled'))
1717 dep_xcb = dependency('xcb')
1718 dep_x11_xcb = dependency('x11-xcb')
1719 if with_dri_platform == 'drm' and not dep_libdrm.found()
1720 error('libdrm required for gallium video statetrackers when using x11')
1723 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1724 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1727 pre_args += '-DHAVE_DRI3'
1728 dep_xcb_dri3 = dependency('xcb-dri3')
1729 dep_xcb_present = dependency('xcb-present')
1730 # until xcb-dri3 has been around long enough to make a hard-dependency:
1731 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1732 dep_xcb_present.version().version_compare('>= 1.13'))
1733 pre_args += '-DHAVE_DRI3_MODIFIERS'
1735 dep_xcb_sync = dependency('xcb-sync')
1736 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1739 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1740 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1742 if with_glx == 'dri'
1743 if with_dri_platform == 'drm'
1744 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1745 dep_xxf86vm = dependency('xxf86vm')
1749 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1750 with_gallium_omx != 'disabled'))
1751 dep_xcb_xfixes = dependency('xcb-xfixes')
1754 dep_xcb_xrandr = dependency('xcb-randr')
1755 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1759 if get_option('gallium-extra-hud')
1760 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1763 _sensors = get_option('lmsensors')
1764 if _sensors == 'true'
1765 _sensors = 'enabled'
1766 warning('sensors option "true" deprecated, please use "enabled" instead.')
1767 elif _sensors == 'false'
1768 _sensors = 'disabled'
1769 warning('sensors option "false" deprecated, please use "disabled" instead.')
1771 if _sensors != 'disabled'
1772 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'enabled')
1773 if dep_lmsensors.found()
1774 pre_args += '-DHAVE_LIBSENSORS=1'
1777 dep_lmsensors = null_dep
1780 foreach a : pre_args
1781 add_project_arguments(a, language : ['c', 'cpp'])
1784 add_project_arguments(a, language : ['c'])
1786 foreach a : cpp_args
1787 add_project_arguments(a, language : ['cpp'])
1792 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1793 gl_priv_reqs += ['x11', 'xext', 'xcb']
1794 elif with_glx == 'dri'
1796 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1798 if with_dri_platform == 'drm'
1799 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1800 gl_priv_reqs += 'xxf86vm'
1803 if dep_libdrm.found()
1804 gl_priv_reqs += 'libdrm >= 2.4.75'
1808 if dep_thread.found()
1809 gl_priv_libs += ['-lpthread', '-pthread']
1812 gl_priv_libs += '-lm'
1815 gl_priv_libs += '-ldl'
1818 pkg = import('pkgconfig')
1820 if host_machine.system() == 'windows'
1821 prog_dumpbin = find_program('dumpbin', required : false)
1822 with_symbols_check = prog_dumpbin.found() and with_tests
1823 symbols_check_args = ['--dumpbin', prog_dumpbin.path()]
1825 prog_nm = find_program('nm')
1826 with_symbols_check = with_tests
1827 symbols_check_args = ['--nm', prog_nm.path()]
1830 # This quirk needs to be applied to sources with functions defined in assembly
1831 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1832 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1838 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1839 # formatting below unless the first argument is passed as a variable. This has
1840 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1841 # for backwards compatibility.
1842 _with_opengl_string = with_opengl ? 'yes' : 'no'
1845 'prefix: ' + get_option('prefix'),
1846 'libdir: ' + get_option('libdir'),
1847 'includedir: ' + get_option('includedir'),
1849 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1850 with_gles1 ? 'yes' : 'no',
1851 with_gles2 ? 'yes' : 'no'),
1854 if with_osmesa != 'none'
1857 if with_osmesa == 'gallium'
1858 suffix = '(Gallium)'
1860 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1862 lines += 'OSMesa: no'
1867 lines += 'DRI platform: ' + with_dri_platform
1868 if dri_drivers.length() != 0 and dri_drivers != ['']
1869 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1871 lines += 'DRI drivers: no'
1873 lines += 'DRI driver dir: ' + dri_drivers_path
1876 if with_glx != 'disabled'
1878 if with_glx == 'dri'
1879 lines += 'GLX: DRI-based'
1880 elif with_glx == 'xlib'
1881 lines += 'GLX: Xlib-based'
1882 elif with_glx == 'gallium-xlib'
1883 lines += 'GLX: Xlib-based (Gallium)'
1885 lines += 'GLX: ' + with_glx
1890 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1894 egl_drivers += 'builtin:egl_dri2'
1897 egl_drivers += 'builtin:egl_dri3'
1899 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1901 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1902 if _platforms.length() != 0
1903 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1908 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1909 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1911 lines += 'Vulkan drivers: no'
1916 lines += 'llvm: yes'
1917 lines += 'llvm-version: ' + dep_llvm.version()
1924 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1925 gallium_st = ['mesa']
1929 if with_gallium_xvmc
1930 gallium_st += 'xvmc'
1932 if with_gallium_xvmc
1933 gallium_st += 'xvmc'
1935 if with_gallium_vdpau
1936 gallium_st += 'vdpau'
1938 if with_gallium_omx != 'disabled'
1939 gallium_st += 'omx' + with_gallium_omx
1944 if with_gallium_st_nine
1945 gallium_st += 'nine'
1947 if with_gallium_opencl
1948 gallium_st += 'clover'
1950 lines += 'Gallium st: ' + ' '.join(gallium_st)
1952 lines += 'Gallium: no'
1955 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1958 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1962 summary = indent + ('\n' + indent).join(lines)
1963 message('Configuration summary:\n@0@\n'.format(summary))