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 not ['windows', 'freebsd'].contains(host_machine.system()) 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')
780 if _opencl != 'disabled'
782 error('OpenCL Clover implementation requires at least one gallium driver.')
785 dep_clc = dependency('libclc')
786 with_gallium_opencl = true
787 with_opencl_icd = _opencl == 'icd'
789 with_opencl_spirv = get_option('opencl-spirv')
791 dep_spirv_tools = dependency('SPIRV-Tools', required : true, version : '>= 2018.0')
792 # LLVMSPIRVLib is available at https://github.com/KhronosGroup/SPIRV-LLVM-Translator
793 dep_llvmspirvlib = dependency('LLVMSPIRVLib', required : true, version : '>= 0.2.1')
795 dep_spirv_tools = null_dep
796 dep_llvmspirvlib = null_dep
800 dep_spirv_tools = null_dep
801 dep_llvmspirvlib = null_dep
802 with_gallium_opencl = false
803 with_opencl_icd = false
804 with_opencl_spirv = false
807 gl_pkgconfig_c_flags = []
809 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
810 pre_args += '-DHAVE_X11_PLATFORM'
812 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
813 pre_args += '-DUSE_XSHM'
815 pre_args += '-DGLX_INDIRECT_RENDERING'
817 pre_args += '-DGLX_DIRECT_RENDERING'
819 if with_dri_platform == 'drm'
820 pre_args += '-DGLX_USE_DRM'
821 elif with_dri_platform == 'apple'
822 pre_args += '-DGLX_USE_APPLEGL'
823 elif with_dri_platform == 'windows'
824 pre_args += '-DGLX_USE_WINDOWSGL'
828 pre_args += '-DEGL_NO_X11'
829 gl_pkgconfig_c_flags += '-DEGL_NO_X11'
832 if with_egl and not with_gbm
833 error('EGL drm platform requires gbm')
835 pre_args += '-DHAVE_DRM_PLATFORM'
837 if with_platform_surfaceless
838 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
840 if with_platform_android
842 dependency('cutils'),
843 dependency('hardware'),
847 dep_android += dependency('backtrace')
849 if get_option('platform-sdk-version') >= 26
850 dep_android += dependency('nativewindow')
852 pre_args += '-DHAVE_ANDROID_PLATFORM'
854 if with_platform_haiku
855 pre_args += '-DHAVE_HAIKU_PLATFORM'
858 prog_python = import('python').find_installation('python3')
859 has_mako = run_command(
862 from distutils.version import StrictVersion
864 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
866 if has_mako.returncode() != 0
867 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
870 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
871 error('When using GCC, version 4.4.6 or later is required.')
874 # Support systems without ETIME (e.g. FreeBSD)
875 if cc.get_define('ETIME', prefix : '#include <errno.h>') == ''
876 pre_args += '-DETIME=ETIMEDOUT'
879 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
880 if get_option('buildtype') == 'debug'
881 pre_args += '-DDEBUG'
884 with_shader_cache = false
885 _shader_cache = get_option('shader-cache')
886 if _shader_cache == 'true'
887 _shader_cache = 'enabled'
888 warning('shader_cache option "true" deprecated, please use "enabled" instead.')
889 elif _shader_cache == 'false'
890 _shader_cache = 'disabled'
891 warning('shader_cache option "false" deprecated, please use "disabled" instead.')
893 if _shader_cache != 'disabled'
894 if host_machine.system() == 'windows'
895 if _shader_cache == 'enabled'
896 error('Shader Cache does not currently work on Windows')
899 pre_args += '-DENABLE_SHADER_CACHE'
900 with_shader_cache = true
904 # Check for GCC style builtins
905 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
906 'ffsll', 'popcount', 'popcountll', 'unreachable']
907 if cc.has_function(b)
908 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
912 # check for GCC __attribute__
914 'const', 'flatten', 'malloc', 'pure', 'unused', 'warn_unused_result',
915 'weak', 'format', 'packed', 'returns_nonnull', 'alias', 'noreturn',
917 foreach a : cc.get_supported_function_attributes(_attributes)
918 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
920 if cc.has_function_attribute('visibility:hidden')
921 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
923 if cc.compiles('__uint128_t foo(void) { return 0; }',
924 name : '__uint128_t')
925 pre_args += '-DHAVE_UINT128'
928 # TODO: this is very incomplete
929 if ['linux', 'cygwin', 'gnu', 'freebsd', 'gnu/kfreebsd'].contains(host_machine.system())
930 pre_args += '-D_GNU_SOURCE'
931 elif host_machine.system() == 'sunos'
932 pre_args += '-D__EXTENSIONS__'
933 elif host_machine.system() == 'windows'
935 '-D_WINDOWS', '-D_WIN32_WINNT=0x0601', '-DWINVER=0x0601',
936 '-DPIPE_SUBSYSTEM_WINDOWS_USER',
937 '-D_USE_MATH_DEFINES', # XXX: scons doesn't use this for mingw
939 if cc.get_id() == 'msvc'
942 '-D_CRT_SECURE_NO_WARNINGS',
943 '-D_CRT_SECURE_NO_DEPRECATE',
944 '-D_SCL_SECURE_NO_WARNINGS',
945 '-D_SCL_SECURE_NO_DEPRECATE',
946 '-D_ALLOW_KEYWORD_MACROS',
947 '-D_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions
950 pre_args += ['-D__MSVCRT_VERSION__=0x0700']
954 # Check for generic C arguments
956 c_msvc_compat_args = []
957 no_override_init_args = []
959 cpp_msvc_compat_args = []
960 if cc.get_id() == 'msvc'
961 foreach a : ['/wd4018', # signed/unsigned mismatch
962 '/wd4056', # overflow in floating-point constant arithmetic
963 '/wd4244', # conversion from 'type1' to 'type2', possible loss of data
964 '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data
965 '/wd4305', # trancation from 'type1' to 'type2'
966 '/wd4351', # new behavior: elements of array 'array' will be default initialized
967 '/wd4756', # overflow in constant arithmetic
968 '/wd4800', # forcing value to bool 'true' or 'false' (performance warning)
969 '/wd4996', # disabled deprecated POSIX name warnings
970 '/wd4291', # no matching operator delete found
971 '/wd4146', # unary minus operator applied to unsigned type, result still unsigned
972 '/wd4200', # nonstandard extension used: zero-sized array in struct/union
973 '/wd4624', # destructor was implicitly defined as deleted [from LLVM]
975 if cc.has_argument(a)
978 if cpp.has_argument(a)
982 if cc.has_argument('-Wmicrosoft-enum-value') # Clang
983 c_args += '-Wno-microsoft-enum-value'
984 cpp_args += '-Wno-microsoft-enum-value'
988 '-Werror=implicit-function-declaration',
989 '-Werror=missing-prototypes',
990 '-Werror=return-type',
991 '-Werror=empty-body',
992 '-Werror=incompatible-pointer-types',
993 '-Werror=int-conversion',
994 '-Wno-missing-field-initializers',
995 '-Wno-format-truncation',
997 '-fno-trapping-math',
998 '-Qunused-arguments',
1001 # MinGW chokes on format specifiers and I can't get it all working
1002 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1003 _trial += ['-Werror=format', '-Wformat-security']
1006 if cc.has_argument(a)
1012 '-Werror=return-type',
1013 '-Werror=empty-body',
1014 '-Wno-non-virtual-dtor',
1015 '-Wno-missing-field-initializers',
1016 '-Wno-format-truncation',
1018 '-fno-trapping-math',
1019 '-Qunused-arguments',
1020 # Some classes use custom new operator which zeroes memory, however
1021 # gcc does aggressive dead-store elimination which threats all writes
1022 # to the memory before the constructor as "dead stores".
1023 # For now we disable this optimization.
1026 # MinGW chokes on format specifiers and I can't get it all working
1027 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
1028 _trial += ['-Werror=format', '-Wformat-security']
1031 if cpp.has_argument(a)
1036 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
1037 if cc.has_argument(a)
1038 no_override_init_args += a
1042 # Check for C and C++ arguments for MSVC compatibility. These are only used
1043 # in parts of the mesa code base that need to compile with MSVC, mainly
1045 foreach a : ['-Werror=pointer-arith', '-Werror=vla', '-Werror=gnu-empty-initializer']
1046 if cc.has_argument(a)
1047 c_msvc_compat_args += a
1049 if cpp.has_argument(a)
1050 cpp_msvc_compat_args += a
1055 # set linker arguments
1056 if host_machine.system() == 'windows'
1057 if cc.get_id() == 'msvc'
1058 add_project_link_arguments(
1062 language : ['c', 'cpp'],
1064 if get_option('buildtype') != 'debug'
1065 add_project_link_arguments(
1067 language : ['c', 'cpp'],
1071 add_project_link_arguments(
1073 '-Wl,--dynamicbase',
1075 '-static-libstdc++',
1076 language : ['c', 'cpp'],
1081 if host_machine.cpu_family().startswith('x86') and cc.get_id() != 'msvc'
1082 pre_args += '-DUSE_SSE41'
1084 sse41_args = ['-msse4.1']
1086 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
1087 # that's not guaranteed
1088 if host_machine.cpu_family() == 'x86'
1089 sse41_args += '-mstackrealign'
1096 # Check for GCC style atomics
1097 dep_atomic = null_dep
1099 if cc.compiles('''#include <stdint.h>
1104 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1105 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1108 name : 'GCC atomic builtins')
1109 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
1111 # Not all atomic calls can be turned into lock-free instructions, in which
1112 # GCC will make calls into the libatomic library. Check whether we need to
1113 # link with -latomic.
1115 # This can happen for 64-bit atomic operations on 32-bit architectures such
1117 if not cc.links('''#include <stdint.h>
1122 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1123 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1125 name : 'GCC atomic builtins required -latomic')
1126 dep_atomic = cc.find_library('atomic')
1129 if not cc.links('''#include <stdint.h>
1132 return __sync_add_and_fetch(&v, (uint64_t)1);
1134 dependencies : dep_atomic,
1135 name : 'GCC 64bit atomics')
1136 pre_args += '-DMISSING_64BIT_ATOMICS'
1139 dep_ws2_32 = cc.find_library('ws2_32', required : with_platform_windows)
1141 # TODO: shared/static? Is this even worth doing?
1144 if host_machine.cpu_family() == 'x86'
1145 if system_has_kms_drm or host_machine.system() == 'gnu'
1146 with_asm_arch = 'x86'
1147 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
1150 if with_glx_read_only_text
1151 pre_args += ['-DGLX_X86_READONLY_TEXT']
1154 elif host_machine.cpu_family() == 'x86_64'
1155 if system_has_kms_drm
1156 with_asm_arch = 'x86_64'
1157 pre_args += ['-DUSE_X86_64_ASM']
1159 elif host_machine.cpu_family() == 'arm'
1160 if system_has_kms_drm
1161 with_asm_arch = 'arm'
1162 pre_args += ['-DUSE_ARM_ASM']
1164 elif host_machine.cpu_family() == 'aarch64'
1165 if system_has_kms_drm
1166 with_asm_arch = 'aarch64'
1167 pre_args += ['-DUSE_AARCH64_ASM']
1169 elif host_machine.cpu_family() == 'sparc64'
1170 if system_has_kms_drm
1171 with_asm_arch = 'sparc'
1172 pre_args += ['-DUSE_SPARC_ASM']
1174 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1175 if system_has_kms_drm
1176 with_asm_arch = 'ppc64le'
1177 pre_args += ['-DUSE_PPC64LE_ASM']
1181 # Check for standard headers and functions
1182 if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
1183 cc.has_header_symbol('sys/sysmacros.h', 'minor') and
1184 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1185 pre_args += '-DMAJOR_IN_SYSMACROS'
1187 if (cc.has_header_symbol('sys/mkdev.h', 'major') and
1188 cc.has_header_symbol('sys/mkdev.h', 'minor') and
1189 cc.has_header_symbol('sys/mkdev.h', 'makedev'))
1190 pre_args += '-DMAJOR_IN_MKDEV'
1193 if not ['linux'].contains(host_machine.system())
1194 # Deprecated on Linux and requires <sys/types.h> on FreeBSD and OpenBSD
1195 if cc.check_header('sys/sysctl.h', prefix : '#include <sys/types.h>')
1196 pre_args += '-DHAVE_SYS_SYSCTL_H'
1200 foreach h : ['xlocale.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h', 'cet.h']
1201 if cc.check_header(h)
1202 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1206 foreach f : ['strtof', 'mkostemp', 'timespec_get', 'memfd_create', 'random_r', 'flock', 'strtok_r', 'getrandom']
1207 if cc.has_function(f)
1208 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1212 if cc.has_header_symbol('errno.h', 'program_invocation_name',
1213 args : '-D_GNU_SOURCE')
1214 pre_args += '-DHAVE_PROGRAM_INVOCATION_NAME'
1215 elif with_tools.contains('intel')
1216 error('Intel tools require the program_invocation_name variable')
1219 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
1220 # This means that this check will succeed, but then compilation will later
1221 # fail. MSVC doesn't have this function at all, so only check for it on
1222 # non-windows platforms.
1223 if host_machine.system() != 'windows'
1224 if cc.has_function('posix_memalign')
1225 pre_args += '-DHAVE_POSIX_MEMALIGN'
1229 if cc.has_member('struct dirent', 'd_type', prefix: '''#include <sys/types.h>
1230 #include <dirent.h>''')
1231 pre_args += '-DHAVE_DIRENT_D_TYPE'
1234 # strtod locale support
1239 #ifdef HAVE_XLOCALE_H
1240 #include <xlocale.h>
1243 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1244 const char *s = "1.0";
1246 double d = strtod_l(s, end, loc);
1247 float f = strtof_l(s, end, loc);
1252 name : 'strtod has locale support')
1253 pre_args += '-DHAVE_STRTOD_L'
1256 # Check for some linker flags
1257 ld_args_bsymbolic = []
1258 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1259 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1261 ld_args_gc_sections = []
1262 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1263 args : '-Wl,--gc-sections', name : 'gc-sections')
1264 ld_args_gc_sections += '-Wl,--gc-sections'
1266 with_ld_version_script = false
1267 if cc.links('int main() { return 0; }',
1268 args : '-Wl,--version-script=@0@'.format(
1269 join_paths(meson.source_root(), 'build-support/conftest.map')),
1270 name : 'version-script')
1271 with_ld_version_script = true
1273 with_ld_dynamic_list = false
1274 if cc.links('int main() { return 0; }',
1275 args : '-Wl,--dynamic-list=@0@'.format(
1276 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1277 name : 'dynamic-list')
1278 with_ld_dynamic_list = true
1281 ld_args_build_id = cc.get_supported_link_arguments('-Wl,--build-id=sha1')
1283 # check for dl support
1285 if not cc.has_function('dlopen')
1286 dep_dl = cc.find_library('dl', required : host_machine.system() != 'windows')
1288 if cc.has_function('dladdr', dependencies : dep_dl)
1289 # This is really only required for megadrivers
1290 pre_args += '-DHAVE_DLADDR'
1293 if cc.has_function('dl_iterate_phdr')
1294 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1296 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1297 elif with_dri_i965 and with_shader_cache
1298 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1301 # Determine whether or not the rt library is needed for time functions
1302 if host_machine.system() == 'windows' or cc.has_function('clock_gettime')
1303 dep_clock = null_dep
1305 dep_clock = cc.find_library('rt')
1308 # TODO: some of these may be conditional
1309 dep_zlib = dependency('zlib', version : '>= 1.2.3', fallback : ['zlib', 'zlib_dep'])
1310 pre_args += '-DHAVE_ZLIB'
1312 _zstd = get_option('zstd')
1315 warning('zstd option "true" deprecated, please use "enabled" instead.')
1316 elif _zstd == 'false'
1318 warning('zstd option "false" deprecated, please use "disabled" instead.')
1320 if _zstd != 'disabled'
1321 dep_zstd = dependency('libzstd', required : _zstd == 'enabled')
1323 pre_args += '-DHAVE_ZSTD'
1329 dep_thread = dependency('threads')
1330 if dep_thread.found() and host_machine.system() != 'windows'
1331 pre_args += '-DHAVE_PTHREAD'
1333 'pthread_setaffinity_np',
1334 dependencies : dep_thread,
1335 prefix : '#include <pthread.h>',
1336 args : '-D_GNU_SOURCE')
1337 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1340 'pthread_setaffinity_np',
1341 dependencies : dep_thread,
1342 prefix : '#include <pthread_np.h>')
1343 pre_args += '-DPTHREAD_SETAFFINITY_IN_NP_HEADER'
1346 if host_machine.system() != 'windows'
1347 dep_expat = dependency('expat', fallback : ['expat', 'expat_dep'])
1349 dep_expat = null_dep
1351 # this only exists on linux so either this is linux and it will be found, or
1352 # it's not linux and wont
1353 dep_m = cc.find_library('m', required : false)
1355 # Check for libdrm. Various drivers have different libdrm version requirements,
1356 # but we always want to use the same version for all libdrm modules. That means
1357 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1358 # bar are both on use 2.4.3 for both of them
1359 dep_libdrm_amdgpu = null_dep
1360 dep_libdrm_radeon = null_dep
1361 dep_libdrm_nouveau = null_dep
1362 dep_libdrm_intel = null_dep
1364 _drm_amdgpu_ver = '2.4.100'
1365 _drm_radeon_ver = '2.4.71'
1366 _drm_nouveau_ver = '2.4.66'
1367 _drm_intel_ver = '2.4.75'
1371 ['intel', with_dri_i915 or with_gallium_i915],
1372 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1373 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1374 with_gallium_r300 or with_gallium_r600)],
1375 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1378 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1384 # etnaviv only needs core libdrm
1385 if with_gallium_etnaviv
1389 # Loop over the enables versions and get the highest libdrm requirement for all
1392 foreach d : _libdrm_checks
1393 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1394 if d[1] and ver.version_compare('>' + _drm_ver)
1400 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1403 # Then get each libdrm module
1404 foreach d : _libdrm_checks
1407 'dep_libdrm_' + d[0],
1408 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1413 with_gallium_drisw_kms = false
1414 dep_libdrm = dependency(
1415 'libdrm', version : '>=' + _drm_ver,
1416 # GNU/Hurd includes egl_dri2, without drm.
1417 required : (with_dri2 and host_machine.system() != 'gnu') or with_dri3
1419 if dep_libdrm.found()
1420 pre_args += '-DHAVE_LIBDRM'
1421 if with_dri_platform == 'drm' and with_dri
1422 with_gallium_drisw_kms = true
1426 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit', 'core', 'executionengine', 'scalaropts', 'transformutils', 'instcombine']
1427 llvm_optional_modules = ['coroutines']
1428 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1429 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1430 if with_gallium_r600
1431 llvm_modules += 'asmparser'
1434 if with_gallium_opencl
1436 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1437 'lto', 'option', 'objcarcopts', 'profiledata',
1441 if with_amd_vk or with_gallium_radeonsi
1442 _llvm_version = '>= 8.0.0'
1443 elif with_gallium_swr
1444 _llvm_version = '>= 6.0.0'
1446 _llvm_version = '>= 3.9.0'
1449 _shared_llvm = get_option('shared-llvm')
1450 if _shared_llvm == 'true'
1451 _shared_llvm = 'enabled'
1452 warning('shared_llvm option "true" deprecated, please use "enabled" instead.')
1453 elif _shared_llvm == 'false'
1454 _shared_llvm = 'disabled'
1455 warning('shared_llvm option "false" deprecated, please use "disabled" instead.')
1457 if _shared_llvm == 'auto'
1458 _shared_llvm = (host_machine.system() != 'windows')
1460 _shared_llvm = (_shared_llvm == 'enabled')
1462 _llvm = get_option('llvm')
1465 warning('llvm option "true" deprecated, please use "enabled" instead.')
1466 elif _llvm == 'false'
1468 warning('llvm option "false" deprecated, please use "disabled" instead.')
1471 # the cmake method can only link statically, so don't attempt to use it if we
1472 # want to link dynamically. Before 0.54.0 meson will try cmake even when shared
1473 # linking is requested, so we need to force the config-tool method to be used
1474 # in that case, but in 0.54.0 meson won't try the cmake method if shared
1475 # linking is requested.
1476 _llvm_method = 'auto'
1477 if meson.version().version_compare('< 0.54.0') and _shared_llvm
1478 _llvm_method = 'config-tool'
1483 if _llvm != 'disabled'
1484 dep_llvm = dependency(
1486 version : _llvm_version,
1487 modules : llvm_modules,
1488 optional_modules : llvm_optional_modules,
1490 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1491 with_gallium_opencl or _llvm == 'enabled'
1493 static : not _shared_llvm,
1494 method : _llvm_method,
1495 fallback : ['llvm', 'dep_llvm'],
1497 with_llvm = dep_llvm.found()
1500 pre_args += '-DLLVM_AVAILABLE'
1501 pre_args += '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version())
1503 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1504 # programs, so we need to build all C++ code in mesa without rtti as well to
1505 # ensure that linking works.
1507 # In meson 0.51.0 we can use cmake to find LLVM in addittion to meson's
1508 # builtin llvm-config based finder. A new generic variable getter method
1509 # has also been added, so we'll use that if we can, to cover the cmake case.
1510 if dep_llvm.type_name() == 'internal'
1511 _rtti = subproject('llvm').get_variable('has_rtti', true)
1513 # The CMake finder will return 'ON', the llvm-config will return 'YES'
1514 _rtti = ['ON', 'YES'].contains(dep_llvm.get_variable(cmake : 'LLVM_ENABLE_RTTI', configtool: 'has-rtti'))
1517 if with_gallium_nouveau
1518 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1519 elif with_gallium_opencl
1520 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1522 if cc.get_id() == 'msvc'
1525 cpp_args += '-fno-rtti'
1528 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1529 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1530 elif with_gallium_opencl
1531 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1534 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1535 (with_gallium_r600 and with_llvm))
1536 dep_elf = dependency('libelf', required : false)
1537 if not dep_elf.found()
1538 dep_elf = cc.find_library('elf')
1544 dep_glvnd = null_dep
1546 dep_glvnd = dependency('libglvnd', version : '>= 1.2.0')
1547 pre_args += '-DUSE_LIBGLVND=1'
1550 _valgrind = get_option('valgrind')
1551 if _valgrind == 'true'
1552 _valgrind = 'enabled'
1553 warning('valgrind option "true" deprecated, please use "enabled" instead.')
1554 elif _valgrind == 'false'
1555 _valgrind = 'disabled'
1556 warning('valgrind option "false" deprecated, please use "disabled" instead.')
1558 if _valgrind != 'disabled'
1559 dep_valgrind = dependency('valgrind', required : _valgrind == 'enabled')
1560 if dep_valgrind.found()
1561 pre_args += '-DHAVE_VALGRIND'
1564 dep_valgrind = null_dep
1567 # pthread stubs. Lets not and say we didn't
1569 if host_machine.system() == 'windows'
1570 # Prefer the winflexbison versions, they're much easier to install and have
1571 # better windows support.
1573 prog_flex = find_program('win_flex', required : false)
1574 if prog_flex.found()
1575 # windows compatibility (uses <io.h> instead of <unistd.h> and _isatty,
1576 # _fileno functions)
1577 prog_flex = [prog_flex, '--wincompat', '-D__STDC_VERSION__=199901']
1579 prog_flex = [find_program('lex', 'flex', required : with_any_opengl)]
1581 # Force flex to use const keyword in prototypes, as relies on __cplusplus or
1582 # __STDC__ macro to determine whether it's safe to use const keyword, but
1583 # MSVC never defines __STDC__ unless we disable all MSVC extensions.
1584 prog_flex += '-DYY_USE_CONST='
1586 prog_bison = find_program('win_bison', required : false)
1587 if not prog_bison.found()
1588 prog_bison = find_program('yacc', 'bison', required : with_any_opengl)
1591 prog_bison = find_program('bison', required : with_any_opengl)
1593 # Disable deprecated keyword warnings, since we have to use them for
1594 # old-bison compat. See discussion in
1595 # https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2161
1596 if find_program('bison', required : false, version : '> 2.3').found()
1597 prog_bison = [prog_bison, '-Wno-deprecated']
1600 prog_flex = find_program('flex', required : with_any_opengl)
1603 dep_selinux = null_dep
1604 if get_option('selinux')
1605 dep_selinux = dependency('libselinux')
1606 pre_args += '-DMESA_SELINUX'
1609 _libunwind = get_option('libunwind')
1610 if _libunwind == 'true'
1611 _libunwind = 'enabled'
1612 warning('libunwind option "true" deprecated, please use "enabled" instead.')
1613 elif _libunwind == 'false'
1614 _libunwind = 'disabled'
1615 warning('libunwind option "false" deprecated, please use "disabled" instead.')
1617 if _libunwind != 'disabled'
1618 dep_unwind = dependency('libunwind', required : _libunwind == 'enabled')
1619 if dep_unwind.found()
1620 pre_args += '-DHAVE_LIBUNWIND'
1623 dep_unwind = null_dep
1626 if with_osmesa != 'none'
1627 if with_osmesa == 'gallium' and not with_gallium_softpipe
1628 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1630 if host_machine.system() == 'windows'
1631 osmesa_lib_name = 'osmesa'
1633 osmesa_lib_name = 'OSMesa'
1635 osmesa_bits = get_option('osmesa-bits')
1636 if osmesa_bits != '8'
1637 if with_dri or with_glx != 'disabled'
1638 error('OSMesa bits must be 8 if building glx or dir based drivers')
1640 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1642 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1647 # TODO: symbol mangling
1649 if with_platform_wayland
1650 dep_wl_scanner = dependency('wayland-scanner', native: true)
1651 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1652 if dep_wl_scanner.version().version_compare('>= 1.15')
1653 wl_scanner_arg = 'private-code'
1655 wl_scanner_arg = 'code'
1657 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1658 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1659 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1661 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1662 dep_wayland_egl_headers = dep_wayland_egl.partial_dependency(compile_args : true)
1664 wayland_dmabuf_xml = join_paths(
1665 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1666 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1668 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1673 dep_xdamage = null_dep
1674 dep_xfixes = null_dep
1675 dep_x11_xcb = null_dep
1677 dep_xcb_glx = null_dep
1678 dep_xcb_dri2 = null_dep
1679 dep_xcb_dri3 = null_dep
1680 dep_dri2proto = null_dep
1681 dep_glproto = null_dep
1682 dep_xxf86vm = null_dep
1683 dep_xcb_dri3 = null_dep
1684 dep_xcb_present = null_dep
1685 dep_xcb_sync = null_dep
1686 dep_xcb_xfixes = null_dep
1687 dep_xshmfence = null_dep
1688 dep_xcb_xrandr = null_dep
1689 dep_xlib_xrandr = null_dep
1690 if with_platform_x11
1691 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1692 dep_x11 = dependency('x11')
1693 dep_xext = dependency('xext')
1694 dep_xcb = dependency('xcb')
1695 elif with_glx == 'dri'
1696 dep_x11 = dependency('x11')
1697 dep_xext = dependency('xext')
1698 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1699 dep_xfixes = dependency('xfixes')
1700 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1702 if (with_any_vk or with_glx == 'dri' or with_egl or
1703 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1704 with_gallium_omx != 'disabled'))
1705 dep_xcb = dependency('xcb')
1706 dep_x11_xcb = dependency('x11-xcb')
1707 if with_dri_platform == 'drm' and not dep_libdrm.found()
1708 error('libdrm required for gallium video statetrackers when using x11')
1711 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1712 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1715 pre_args += '-DHAVE_DRI3'
1716 dep_xcb_dri3 = dependency('xcb-dri3')
1717 dep_xcb_present = dependency('xcb-present')
1718 # until xcb-dri3 has been around long enough to make a hard-dependency:
1719 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1720 dep_xcb_present.version().version_compare('>= 1.13'))
1721 pre_args += '-DHAVE_DRI3_MODIFIERS'
1723 dep_xcb_sync = dependency('xcb-sync')
1724 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1727 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1728 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1730 if with_glx == 'dri'
1731 if with_dri_platform == 'drm'
1732 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1733 dep_xxf86vm = dependency('xxf86vm')
1737 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1738 with_gallium_omx != 'disabled'))
1739 dep_xcb_xfixes = dependency('xcb-xfixes')
1742 dep_xcb_xrandr = dependency('xcb-randr')
1743 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1747 if get_option('gallium-extra-hud')
1748 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1751 _sensors = get_option('lmsensors')
1752 if _sensors == 'true'
1753 _sensors = 'enabled'
1754 warning('sensors option "true" deprecated, please use "enabled" instead.')
1755 elif _sensors == 'false'
1756 _sensors = 'disabled'
1757 warning('sensors option "false" deprecated, please use "disabled" instead.')
1759 if _sensors != 'disabled'
1760 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'enabled')
1761 if dep_lmsensors.found()
1762 pre_args += '-DHAVE_LIBSENSORS=1'
1765 dep_lmsensors = null_dep
1768 foreach a : pre_args
1769 add_project_arguments(a, language : ['c', 'cpp'])
1772 add_project_arguments(a, language : ['c'])
1774 foreach a : cpp_args
1775 add_project_arguments(a, language : ['cpp'])
1780 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1781 gl_priv_reqs += ['x11', 'xext', 'xcb']
1782 elif with_glx == 'dri'
1784 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1786 if with_dri_platform == 'drm'
1787 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1788 gl_priv_reqs += 'xxf86vm'
1791 if dep_libdrm.found()
1792 gl_priv_reqs += 'libdrm >= 2.4.75'
1796 if dep_thread.found()
1797 gl_priv_libs += ['-lpthread', '-pthread']
1800 gl_priv_libs += '-lm'
1803 gl_priv_libs += '-ldl'
1806 pkg = import('pkgconfig')
1808 if host_machine.system() == 'windows'
1809 prog_dumpbin = find_program('dumpbin', required : false)
1810 with_symbols_check = prog_dumpbin.found() and with_tests
1811 symbols_check_args = ['--dumpbin', prog_dumpbin.path()]
1813 prog_nm = find_program('nm')
1814 with_symbols_check = with_tests
1815 symbols_check_args = ['--nm', prog_nm.path()]
1818 # This quirk needs to be applied to sources with functions defined in assembly
1819 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1820 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1826 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1827 # formatting below unless the first argument is passed as a variable. This has
1828 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1829 # for backwards compatibility.
1830 _with_opengl_string = with_opengl ? 'yes' : 'no'
1833 'prefix: ' + get_option('prefix'),
1834 'libdir: ' + get_option('libdir'),
1835 'includedir: ' + get_option('includedir'),
1837 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1838 with_gles1 ? 'yes' : 'no',
1839 with_gles2 ? 'yes' : 'no'),
1842 if with_osmesa != 'none'
1845 if with_osmesa == 'gallium'
1846 suffix = '(Gallium)'
1848 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1850 lines += 'OSMesa: no'
1855 lines += 'DRI platform: ' + with_dri_platform
1856 if dri_drivers.length() != 0 and dri_drivers != ['']
1857 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1859 lines += 'DRI drivers: no'
1861 lines += 'DRI driver dir: ' + dri_drivers_path
1864 if with_glx != 'disabled'
1866 if with_glx == 'dri'
1867 lines += 'GLX: DRI-based'
1868 elif with_glx == 'xlib'
1869 lines += 'GLX: Xlib-based'
1870 elif with_glx == 'gallium-xlib'
1871 lines += 'GLX: Xlib-based (Gallium)'
1873 lines += 'GLX: ' + with_glx
1878 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1882 egl_drivers += 'builtin:egl_dri2'
1885 egl_drivers += 'builtin:egl_dri3'
1887 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1889 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1890 if _platforms.length() != 0
1891 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1896 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1897 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1899 lines += 'Vulkan drivers: no'
1904 lines += 'llvm: yes'
1905 lines += 'llvm-version: ' + dep_llvm.version()
1912 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1913 gallium_st = ['mesa']
1917 if with_gallium_xvmc
1918 gallium_st += 'xvmc'
1920 if with_gallium_xvmc
1921 gallium_st += 'xvmc'
1923 if with_gallium_vdpau
1924 gallium_st += 'vdpau'
1926 if with_gallium_omx != 'disabled'
1927 gallium_st += 'omx' + with_gallium_omx
1932 if with_gallium_st_nine
1933 gallium_st += 'nine'
1935 if with_gallium_opencl
1936 gallium_st += 'clover'
1938 lines += 'Gallium st: ' + ' '.join(gallium_st)
1940 lines += 'Gallium: no'
1943 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1946 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1950 summary = indent + ('\n' + indent).join(lines)
1951 message('Configuration summary:\n@0@\n'.format(summary))