1 # Copyright © 2017-2019 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', 'python2', 'python3'), 'bin/meson_get_version.py']
28 meson_version : '>= 0.45',
29 default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', 'c_std=c99', 'cpp_std=c++11']
32 cc = meson.get_compiler('c')
33 cpp = meson.get_compiler('cpp')
35 null_dep = dependency('', required : false)
37 # Arguments for the preprocessor, put these in a separate array from the C and
38 # C++ (cpp in meson terminology) arguments since they need to be added to the
39 # default arguments for both C and C++.
41 '-D__STDC_CONSTANT_MACROS',
42 '-D__STDC_FORMAT_MACROS',
43 '-D__STDC_LIMIT_MACROS',
44 '-DPACKAGE_VERSION="@0@"'.format(meson.project_version()),
45 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
48 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
49 with_tests = get_option('build-tests')
50 with_valgrind = get_option('valgrind')
51 with_libunwind = get_option('libunwind')
52 with_asm = get_option('asm')
53 with_glx_read_only_text = get_option('glx-read-only-text')
54 with_glx_direct = get_option('glx-direct')
55 with_osmesa = get_option('osmesa')
56 with_swr_arches = get_option('swr-arches')
57 with_tools = get_option('tools')
58 if with_tools.contains('all')
59 with_tools = ['etnaviv', 'freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
62 dri_drivers_path = get_option('dri-drivers-path')
63 if dri_drivers_path == ''
64 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
66 dri_search_path = get_option('dri-search-path')
67 if dri_search_path == ''
68 dri_search_path = dri_drivers_path
71 with_gles1 = get_option('gles1')
72 with_gles2 = get_option('gles2')
73 with_opengl = get_option('opengl')
74 with_any_opengl = with_opengl or with_gles1 or with_gles2
75 # Only build shared_glapi if at least one OpenGL API is enabled
76 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
79 # shared-glapi is required if at least two OpenGL APIs are being built
80 if not with_shared_glapi
81 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
82 or (with_gles2 and with_opengl))
83 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
87 # We require OpenGL for OpenGL ES
88 if (with_gles1 or with_gles2) and not with_opengl
89 error('building OpenGL ES without OpenGL is not supported.')
92 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
94 _drivers = get_option('dri-drivers')
95 if _drivers.contains('auto')
98 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
99 _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
100 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
103 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
104 host_machine.cpu_family()))
106 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
107 # only swrast would make sense here, but gallium swrast is a much better default
110 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
111 host_machine.system()))
115 with_dri_i915 = _drivers.contains('i915')
116 with_dri_i965 = _drivers.contains('i965')
117 with_dri_r100 = _drivers.contains('r100')
118 with_dri_r200 = _drivers.contains('r200')
119 with_dri_nouveau = _drivers.contains('nouveau')
120 with_dri_swrast = _drivers.contains('swrast')
122 with_dri = _drivers.length() != 0 and _drivers != ['']
124 _drivers = get_option('gallium-drivers')
125 if _drivers.contains('auto')
126 if system_has_kms_drm
128 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
130 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
132 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
134 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
135 'tegra', 'virgl', 'swrast'
138 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
139 host_machine.cpu_family()))
141 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
142 _drivers = ['swrast']
144 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
145 host_machine.system()))
148 with_gallium_kmsro = _drivers.contains('kmsro')
149 with_gallium_radeonsi = _drivers.contains('radeonsi')
150 with_gallium_r300 = _drivers.contains('r300')
151 with_gallium_r600 = _drivers.contains('r600')
152 with_gallium_nouveau = _drivers.contains('nouveau')
153 with_gallium_freedreno = _drivers.contains('freedreno')
154 with_gallium_softpipe = _drivers.contains('swrast')
155 with_gallium_vc4 = _drivers.contains('vc4')
156 with_gallium_v3d = _drivers.contains('v3d')
157 with_gallium_panfrost = _drivers.contains('panfrost')
158 with_gallium_etnaviv = _drivers.contains('etnaviv')
159 with_gallium_tegra = _drivers.contains('tegra')
160 with_gallium_iris = _drivers.contains('iris')
161 with_gallium_i915 = _drivers.contains('i915')
162 with_gallium_svga = _drivers.contains('svga')
163 with_gallium_virgl = _drivers.contains('virgl')
164 with_gallium_swr = _drivers.contains('swr')
166 if cc.get_id() == 'intel'
167 if meson.version().version_compare('< 0.49.0')
168 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
169 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
170 warning('Meson as of 0.49.0 is sufficient for compiling mesa with ICC, but there are some caveats with SWR. 0.49.1 should resolve all of these')
174 with_gallium = _drivers.length() != 0 and _drivers != ['']
176 if with_gallium and system_has_kms_drm
177 _glx = get_option('glx')
178 _egl = get_option('egl')
179 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
184 _vulkan_drivers = get_option('vulkan-drivers')
185 if _vulkan_drivers.contains('auto')
186 if system_has_kms_drm
187 if host_machine.cpu_family().startswith('x86')
188 _vulkan_drivers = ['amd', 'intel']
189 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
192 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
193 host_machine.cpu_family()))
195 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
196 # No vulkan driver supports windows or macOS currently
199 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
200 host_machine.system()))
204 with_intel_vk = _vulkan_drivers.contains('intel')
205 with_amd_vk = _vulkan_drivers.contains('amd')
206 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
207 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
209 if with_freedreno_vk and get_option('I-love-half-baked-turnips') != true
210 error('Cannot enable freedreno vulkan driver')
213 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
214 error('Only one swrast provider can be built')
216 if with_dri_i915 and with_gallium_i915
217 error('Only one i915 provider can be built')
219 if with_gallium_kmsro and not (with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno or with_gallium_panfrost)
220 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost)')
222 if with_gallium_tegra and not with_gallium_nouveau
223 error('tegra driver requires nouveau driver')
226 if host_machine.system() == 'darwin'
227 with_dri_platform = 'apple'
228 elif ['windows', 'cygwin'].contains(host_machine.system())
229 with_dri_platform = 'windows'
230 elif system_has_kms_drm
231 with_dri_platform = 'drm'
233 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
234 # assert here that one of those cases has been met.
235 # FIXME: illumos ends up here as well
236 with_dri_platform = 'none'
239 _platforms = get_option('platforms')
240 if _platforms.contains('auto')
241 if system_has_kms_drm
242 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
243 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
244 _platforms = ['x11', 'surfaceless']
245 elif ['haiku'].contains(host_machine.system())
246 _platforms = ['haiku']
248 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
249 host_machine.system()))
253 with_platform_android = _platforms.contains('android')
254 with_platform_x11 = _platforms.contains('x11')
255 with_platform_wayland = _platforms.contains('wayland')
256 with_platform_drm = _platforms.contains('drm')
257 with_platform_haiku = _platforms.contains('haiku')
258 with_platform_surfaceless = _platforms.contains('surfaceless')
260 with_platforms = false
261 if _platforms.length() != 0 and _platforms != ['']
262 with_platforms = true
263 egl_native_platform = _platforms[0]
266 _xlib_lease = get_option('xlib-lease')
267 if _xlib_lease == 'auto'
268 with_xlib_lease = with_platform_x11 and with_platform_drm
270 with_xlib_lease = _xlib_lease == 'true'
273 with_glx = get_option('glx')
274 if with_glx == 'auto'
277 elif with_platform_haiku
278 with_glx = 'disabled'
280 # Even when building just gallium drivers the user probably wants dri
282 elif with_platform_x11 and with_any_opengl and not with_any_vk
283 # The automatic behavior should not be to turn on xlib based glx when
284 # building only vulkan drivers
287 with_glx = 'disabled'
296 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
300 with_any_opengl = false
301 with_shared_glapi = false
304 _gbm = get_option('gbm')
306 with_gbm = system_has_kms_drm and with_dri
308 with_gbm = _gbm == 'true'
310 if with_gbm and not system_has_kms_drm
311 error('GBM only supports DRM/KMS platforms')
314 _egl = get_option('egl')
317 not ['darwin', 'windows'].contains(host_machine.system()) and
318 with_dri and with_shared_glapi and with_platforms
322 error('EGL requires dri')
323 elif not with_shared_glapi
324 error('EGL requires shared-glapi')
325 elif not with_platforms
326 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
327 elif not ['disabled', 'dri'].contains(with_glx)
328 error('EGL requires dri, but a GLX is being built without dri')
329 elif ['darwin', 'windows'].contains(host_machine.system())
330 error('EGL is not available on Windows or MacOS')
337 if with_egl and not (with_platform_drm or with_platform_surfaceless)
338 if with_gallium_radeonsi
339 error('RadeonSI requires drm or surfaceless platform when using EGL')
341 if with_gallium_virgl
342 error('Virgl requires drm or surfaceless platform when using EGL')
346 pre_args += '-DGLX_USE_TLS'
347 if with_glx != 'disabled'
348 if not (with_platform_x11 and with_any_opengl)
349 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
350 elif with_glx == 'gallium-xlib'
352 error('Gallium-xlib based GLX requires at least one gallium driver')
353 elif not with_gallium_softpipe
354 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
356 error('gallium-xlib conflicts with any dri driver')
358 elif with_glx == 'xlib'
360 error('xlib conflicts with any dri driver')
362 elif with_glx == 'dri'
364 error('dri based GLX requires at least one DRI driver')
365 elif not with_shared_glapi
366 error('dri based GLX requires shared-glapi')
371 with_glvnd = get_option('glvnd')
373 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
374 error('Cannot build glvnd support for GLX that is not DRI based.')
375 elif with_glx == 'disabled' and not with_egl
376 error('glvnd requires DRI based GLX and/or EGL')
380 if with_vulkan_icd_dir == ''
381 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
384 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
385 host_machine.system() == 'gnu')
386 _dri3 = get_option('dri3')
388 with_dri3 = system_has_kms_drm and with_dri2
390 with_dri3 = _dri3 == 'true'
393 if with_any_vk and (with_platform_x11 and not with_dri3)
394 error('Vulkan drivers require dri3 for X11 support')
397 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
398 error('building dri drivers require at least one windowing system or classic osmesa')
402 prog_pkgconfig = find_program('pkg-config')
404 _vdpau = get_option('gallium-vdpau')
405 if not system_has_kms_drm
407 error('VDPAU state tracker can only be build on unix-like OSes.')
411 elif not with_platform_x11
413 error('VDPAU state tracker requires X11 support.')
417 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
418 with_gallium_nouveau)
420 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
426 with_gallium_vdpau = false
428 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
430 dep_vdpau = declare_dependency(
431 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
433 with_gallium_vdpau = true
437 if with_gallium_vdpau
438 pre_args += '-DHAVE_ST_VDPAU'
440 vdpau_drivers_path = get_option('vdpau-libs-path')
441 if vdpau_drivers_path == ''
442 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
445 _xvmc = get_option('gallium-xvmc')
446 if not system_has_kms_drm
448 error('XVMC state tracker can only be build on unix-like OSes.')
452 elif not with_platform_x11
454 error('XVMC state tracker requires X11 support.')
458 elif not (with_gallium_r600 or with_gallium_nouveau)
460 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
466 with_gallium_xvmc = false
468 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
469 with_gallium_xvmc = dep_xvmc.found()
472 xvmc_drivers_path = get_option('xvmc-libs-path')
473 if xvmc_drivers_path == ''
474 xvmc_drivers_path = get_option('libdir')
477 _omx = get_option('gallium-omx')
478 if not system_has_kms_drm
479 if ['auto', 'disabled'].contains(_omx)
482 error('OMX state tracker can only be built on unix-like OSes.')
484 elif not (with_platform_x11 or with_platform_drm)
485 if ['auto', 'disabled'].contains(_omx)
488 error('OMX state tracker requires X11 or drm platform support.')
490 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
491 if ['auto', 'disabled'].contains(_omx)
494 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
497 with_gallium_omx = _omx
500 if ['auto', 'bellagio'].contains(_omx)
501 dep_omx = dependency(
502 'libomxil-bellagio', required : _omx == 'bellagio'
505 with_gallium_omx = 'bellagio'
508 if ['auto', 'tizonia'].contains(_omx)
509 if with_dri and with_egl
510 dep_omx = dependency(
511 'libtizonia', version : '>= 0.10.0',
512 required : _omx == 'tizonia',
515 dependency('libtizplatform', required : _omx == 'tizonia'),
516 dependency('tizilheaders', required : _omx == 'tizonia'),
518 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
519 with_gallium_omx = 'tizonia'
521 elif _omx == 'tizonia'
522 error('OMX-Tizonia state tracker requires dri and egl')
526 with_gallium_omx = 'disabled'
528 with_gallium_omx = _omx
532 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
533 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
537 omx_drivers_path = get_option('omx-libs-path')
539 if with_gallium_omx != 'disabled'
540 # Figure out where to put the omx driver.
541 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
542 # argument to meson's get_pkgconfig_variable method.
543 if omx_drivers_path == ''
544 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
545 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
546 if _omx_libdir == get_option('libdir')
547 omx_drivers_path = _omx_drivers_dir
550 # This will fail on windows. Does OMX run on windows?
551 _omx_libdir = _omx_libdir.split('/')
552 _omx_drivers_dir = _omx_drivers_dir.split('/')
553 foreach o : _omx_drivers_dir
554 if not _omx_libdir.contains(o)
558 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
563 _va = get_option('gallium-va')
564 if not system_has_kms_drm
566 error('VA state tracker can only be built on unix-like OSes.')
570 elif not (with_platform_x11 or with_platform_drm)
572 error('VA state tracker requires X11 or drm or wayland platform support.')
576 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
578 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
583 with_gallium_va = false
586 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
588 dep_va_headers = declare_dependency(
589 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
591 with_gallium_va = true
595 va_drivers_path = get_option('va-libs-path')
596 if va_drivers_path == ''
597 va_drivers_path = join_paths(get_option('libdir'), 'dri')
600 _xa = get_option('gallium-xa')
601 if not system_has_kms_drm
603 error('XA state tracker can only be built on unix-like OSes.')
607 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
608 or with_gallium_svga)
610 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
615 with_gallium_xa = _xa != 'false'
617 d3d_drivers_path = get_option('d3d-drivers-path')
618 if d3d_drivers_path == ''
619 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
622 with_gallium_st_nine = get_option('gallium-nine')
623 if with_gallium_st_nine
624 if not with_gallium_softpipe
625 error('The nine state tracker requires gallium softpipe/llvmpipe.')
626 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
627 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
628 or with_gallium_iris)
629 error('The nine state tracker requires at least one non-swrast gallium driver.')
632 error('Using nine with wine requires dri3')
636 if get_option('power8') != 'false'
637 # on old versions of meson the cpu family would return as ppc64le on little
638 # endian power8, this was changed in 0.48 such that the family would always
639 # be ppc64 regardless of endianness, and the the machine.endian() value
640 # should be checked. Since we support versions < 0.48 we need to use
642 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
643 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
644 error('Altivec is not supported with gcc version < 4.8.')
649 vector unsigned char r;
650 vector unsigned int v = vec_splat_u32 (1);
651 r = __builtin_vec_vgbbd ((vector unsigned char) v);
654 args : '-mpower8-vector',
655 name : 'POWER8 intrinsics')
656 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
657 elif get_option('power8') == 'true'
658 error('POWER8 intrinsic support required but not found.')
663 _opencl = get_option('gallium-opencl')
665 if _opencl != 'disabled'
667 error('OpenCL Clover implementation requires at least one gallium driver.')
670 dep_clc = dependency('libclc')
671 with_gallium_opencl = true
672 with_opencl_icd = _opencl == 'icd'
674 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
675 #if !defined(__VEC__) || !defined(__ALTIVEC__)
676 #error "AltiVec not enabled"
679 clover_cpp_std += ['cpp_std=gnu++11']
683 with_gallium_opencl = false
684 with_opencl_icd = false
687 gl_pkgconfig_c_flags = []
689 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
690 pre_args += '-DHAVE_X11_PLATFORM'
692 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
693 pre_args += '-DUSE_XSHM'
695 pre_args += '-DGLX_INDIRECT_RENDERING'
697 pre_args += '-DGLX_DIRECT_RENDERING'
699 if with_dri_platform == 'drm'
700 pre_args += '-DGLX_USE_DRM'
701 elif with_dri_platform == 'apple'
702 pre_args += '-DGLX_USE_APPLEGL'
703 elif with_dri_platform == 'windows'
704 pre_args += '-DGLX_USE_WINDOWSGL'
708 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
709 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
712 if with_egl and not with_gbm
713 error('EGL drm platform requires gbm')
715 pre_args += '-DHAVE_DRM_PLATFORM'
717 if with_platform_surfaceless
718 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
720 if with_platform_android
722 dependency('cutils'),
723 dependency('hardware'),
726 pre_args += '-DHAVE_ANDROID_PLATFORM'
728 if with_platform_haiku
729 pre_args += '-DHAVE_HAIKU_PLATFORM'
732 prog_python = import('python3').find_python()
733 has_mako = run_command(
736 from distutils.version import StrictVersion
738 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
740 if has_mako.returncode() != 0
741 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
744 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
745 error('When using GCC, version 4.4.6 or later is required.')
748 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
749 if get_option('buildtype') == 'debug'
750 pre_args += '-DDEBUG'
753 if get_option('shader-cache')
754 pre_args += '-DENABLE_SHADER_CACHE'
756 error('Radv requires shader cache support')
759 # Check for GCC style builtins
760 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
761 'ffsll', 'popcount', 'popcountll', 'unreachable']
762 if cc.has_function(b)
763 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
767 # check for GCC __attribute__
768 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
769 'warn_unused_result', 'weak',]
770 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
771 name : '__attribute__((@0@))'.format(a))
772 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
775 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
776 name : '__attribute__((format(...)))')
777 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
779 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
780 name : '__attribute__((packed))')
781 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
783 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
784 name : '__attribute__((returns_nonnull))')
785 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
787 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
788 int foo_hid(void) __attribute__((visibility("hidden")));
789 int foo_int(void) __attribute__((visibility("internal")));
790 int foo_pro(void) __attribute__((visibility("protected")));''',
791 name : '__attribute__((visibility(...)))')
792 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
794 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
795 name : '__attribute__((alias(...)))')
796 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
798 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
799 name : '__attribute__((__noreturn__))')
800 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
803 # TODO: this is very incomplete
804 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
805 pre_args += '-D_GNU_SOURCE'
808 # Check for generic C arguments
810 foreach a : ['-Werror=implicit-function-declaration',
811 '-Werror=missing-prototypes', '-Werror=return-type',
812 '-Werror=incompatible-pointer-types',
814 '-fno-trapping-math', '-Qunused-arguments']
815 if cc.has_argument(a)
820 foreach a : ['missing-field-initializers', 'format-truncation']
821 if cc.has_argument('-W' + a)
822 c_args += '-Wno-' + a
827 if cc.has_argument('-fvisibility=hidden')
828 c_vis_args += '-fvisibility=hidden'
831 # Check for generic C++ arguments
833 foreach a : ['-Werror=return-type',
834 '-fno-math-errno', '-fno-trapping-math',
835 '-Qunused-arguments']
836 if cpp.has_argument(a)
841 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
842 # option is not supported. Hence, check for -Wfoo instead.
844 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
845 if cpp.has_argument('-W' + a)
846 cpp_args += '-Wno-' + a
850 no_override_init_args = []
851 foreach a : ['override-init', 'initializer-overrides']
852 if cc.has_argument('-W' + a)
853 no_override_init_args += '-Wno-' + a
858 if cpp.has_argument('-fvisibility=hidden')
859 cpp_vis_args += '-fvisibility=hidden'
862 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
863 # in parts of the mesa code base that need to compile with old versions of
864 # MSVC, mainly common code
865 c_msvc_compat_args = []
866 cpp_msvc_compat_args = []
867 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
868 if cc.has_argument(a)
869 c_msvc_compat_args += a
871 if cpp.has_argument(a)
872 cpp_msvc_compat_args += a
876 if host_machine.cpu_family().startswith('x86')
877 pre_args += '-DUSE_SSE41'
879 sse41_args = ['-msse4.1']
881 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
882 # that's not guaranteed
883 if host_machine.cpu_family() == 'x86'
884 sse41_args += '-mstackrealign'
891 # Check for GCC style atomics
892 dep_atomic = null_dep
894 if cc.compiles('''#include <stdint.h>
899 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
900 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
903 name : 'GCC atomic builtins')
904 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
906 # Not all atomic calls can be turned into lock-free instructions, in which
907 # GCC will make calls into the libatomic library. Check whether we need to
908 # link with -latomic.
910 # This can happen for 64-bit atomic operations on 32-bit architectures such
912 if not cc.links('''#include <stdint.h>
917 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
918 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
920 name : 'GCC atomic builtins required -latomic')
921 dep_atomic = cc.find_library('atomic')
924 if not cc.links('''#include <stdint.h>
927 return __sync_add_and_fetch(&v, (uint64_t)1);
929 dependencies : dep_atomic,
930 name : 'GCC 64bit atomics')
931 pre_args += '-DMISSING_64BIT_ATOMICS'
934 # TODO: shared/static? Is this even worth doing?
936 # When cross compiling we generally need to turn off the use of assembly,
937 # because mesa's assembly relies on building an executable for the host system,
938 # and running it to get information about struct sizes. There is at least one
939 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
940 # host OS == build OS, since in that case the build machine can run the host's
942 if with_asm and meson.is_cross_build()
943 if build_machine.system() != host_machine.system()
944 # TODO: It may be possible to do this with an exe_wrapper (like wine).
945 message('Cross compiling from one OS to another, disabling assembly.')
947 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
948 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
949 # x86 -> x86 cross compile. We use startswith rather than == to handle this
951 # TODO: There may be other cases where the 64 bit version of the
952 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
954 Cross compiling to different architectures, and the host cannot run
955 the build machine's binaries. Disabling assembly.
963 if host_machine.cpu_family() == 'x86'
964 if system_has_kms_drm or host_machine.system() == 'gnu'
965 with_asm_arch = 'x86'
966 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
969 if with_glx_read_only_text
970 pre_args += ['-DGLX_X86_READONLY_TEXT']
973 elif host_machine.cpu_family() == 'x86_64'
974 if system_has_kms_drm
975 with_asm_arch = 'x86_64'
976 pre_args += ['-DUSE_X86_64_ASM']
978 elif host_machine.cpu_family() == 'arm'
979 if system_has_kms_drm
980 with_asm_arch = 'arm'
981 pre_args += ['-DUSE_ARM_ASM']
983 elif host_machine.cpu_family() == 'aarch64'
984 if system_has_kms_drm
985 with_asm_arch = 'aarch64'
986 pre_args += ['-DUSE_AARCH64_ASM']
988 elif host_machine.cpu_family() == 'sparc64'
989 if system_has_kms_drm
990 with_asm_arch = 'sparc'
991 pre_args += ['-DUSE_SPARC_ASM']
993 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
994 if system_has_kms_drm
995 with_asm_arch = 'ppc64le'
996 pre_args += ['-DUSE_PPC64LE_ASM']
1001 # Check for standard headers and functions
1002 if cc.has_header_symbol('sys/sysmacros.h', 'major')
1003 pre_args += '-DMAJOR_IN_SYSMACROS'
1004 elif cc.has_header_symbol('sys/mkdev.h', 'major')
1005 pre_args += '-DMAJOR_IN_MKDEV'
1008 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
1009 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1010 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1014 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1015 if cc.has_function(f)
1016 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1020 # strtod locale support
1025 #ifdef HAVE_XLOCALE_H
1026 #include <xlocale.h>
1029 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1030 const char *s = "1.0";
1032 double d = strtod_l(s, end, loc);
1033 float f = strtof_l(s, end, loc);
1038 name : 'strtod has locale support')
1039 pre_args += '-DHAVE_STRTOD_L'
1042 # Check for some linker flags
1043 ld_args_bsymbolic = []
1044 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1045 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1047 ld_args_gc_sections = []
1048 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1049 args : '-Wl,--gc-sections', name : 'gc-sections')
1050 ld_args_gc_sections += '-Wl,--gc-sections'
1052 with_ld_version_script = false
1053 if cc.links('int main() { return 0; }',
1054 args : '-Wl,--version-script=@0@'.format(
1055 join_paths(meson.source_root(), 'build-support/conftest.map')),
1056 name : 'version-script')
1057 with_ld_version_script = true
1059 with_ld_dynamic_list = false
1060 if cc.links('int main() { return 0; }',
1061 args : '-Wl,--dynamic-list=@0@'.format(
1062 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1063 name : 'dynamic-list')
1064 with_ld_dynamic_list = true
1066 ld_args_build_id = []
1067 if build_machine.system() != 'darwin'
1068 ld_args_build_id += '-Wl,--build-id=sha1'
1071 # check for dl support
1072 if cc.has_function('dlopen')
1075 dep_dl = cc.find_library('dl')
1077 if cc.has_function('dladdr', dependencies : dep_dl)
1078 # This is really only required for megadrivers
1079 pre_args += '-DHAVE_DLADDR'
1082 if cc.has_function('dl_iterate_phdr')
1083 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1085 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1086 elif with_dri_i965 and get_option('shader-cache')
1087 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1090 # Determine whether or not the rt library is needed for time functions
1091 if cc.has_function('clock_gettime')
1092 dep_clock = null_dep
1094 dep_clock = cc.find_library('rt')
1097 # TODO: some of these may be conditional
1098 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1099 pre_args += '-DHAVE_ZLIB'
1100 dep_thread = dependency('threads')
1101 if dep_thread.found() and host_machine.system() != 'windows'
1102 pre_args += '-DHAVE_PTHREAD'
1104 'pthread_setaffinity_np',
1105 dependencies : dep_thread,
1106 prefix : '#include <pthread.h>',
1107 args : '-D_GNU_SOURCE')
1108 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1111 dep_expat = dependency('expat')
1112 # this only exists on linux so either this is linux and it will be found, or
1113 # its not linux and and wont
1114 dep_m = cc.find_library('m', required : false)
1116 # Check for libdrm. various drivers have different libdrm version requirements,
1117 # but we always want to use the same version for all libdrm modules. That means
1118 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1119 # bar are both on use 2.4.3 for both of them
1120 dep_libdrm_amdgpu = null_dep
1121 dep_libdrm_radeon = null_dep
1122 dep_libdrm_nouveau = null_dep
1123 dep_libdrm_etnaviv = null_dep
1124 dep_libdrm_intel = null_dep
1126 _drm_amdgpu_ver = '2.4.97'
1127 _drm_radeon_ver = '2.4.71'
1128 _drm_nouveau_ver = '2.4.66'
1129 _drm_etnaviv_ver = '2.4.89'
1130 _drm_intel_ver = '2.4.75'
1134 ['intel', with_dri_i915 or with_gallium_i915],
1135 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1136 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1137 with_gallium_r300 or with_gallium_r600)],
1138 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1139 ['etnaviv', with_gallium_etnaviv],
1142 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1148 # Loop over the enables versions and get the highest libdrm requirement for all
1151 foreach d : _libdrm_checks
1152 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1153 if d[1] and ver.version_compare('>' + _drm_ver)
1159 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1162 # Then get each libdrm module
1163 foreach d : _libdrm_checks
1166 'dep_libdrm_' + d[0],
1167 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1172 with_gallium_drisw_kms = false
1173 dep_libdrm = dependency(
1174 'libdrm', version : '>=' + _drm_ver,
1175 required : with_dri2 or with_dri3
1177 if dep_libdrm.found()
1178 pre_args += '-DHAVE_LIBDRM'
1179 if with_dri_platform == 'drm' and with_dri
1180 with_gallium_drisw_kms = true
1184 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1185 llvm_optional_modules = []
1186 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1187 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1188 if with_gallium_r600
1189 llvm_modules += 'asmparser'
1192 if with_gallium_opencl
1194 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1195 'lto', 'option', 'objcarcopts', 'profiledata',
1197 llvm_optional_modules += ['coroutines']
1200 if with_amd_vk or with_gallium_radeonsi
1201 _llvm_version = '>= 7.0.0'
1202 elif with_gallium_swr
1203 _llvm_version = '>= 6.0.0'
1204 elif with_gallium_opencl or with_gallium_r600
1205 _llvm_version = '>= 3.9.0'
1207 _llvm_version = '>= 3.3.0'
1210 _shared_llvm = get_option('shared-llvm')
1212 _llvm = get_option('llvm')
1216 dep_llvm = dependency(
1218 version : _llvm_version,
1219 modules : llvm_modules,
1220 optional_modules : llvm_optional_modules,
1222 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1223 with_gallium_opencl or _llvm == 'true'
1225 static : not _shared_llvm,
1227 with_llvm = dep_llvm.found()
1230 _llvm_version = dep_llvm.version().split('.')
1232 # 3 digits versions in LLVM only started from 3.4.1 on
1233 if dep_llvm.version().version_compare('>= 3.4.1')
1234 _llvm_patch = _llvm_version[2]
1240 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1241 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1244 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1245 # programs, so we need to build all C++ code in mesa without rtti as well to
1246 # ensure that linking works.
1247 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1248 if with_gallium_nouveau
1249 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1251 cpp_args += '-fno-rtti'
1253 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1254 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1257 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1258 (with_gallium_r600 and with_llvm))
1259 dep_elf = dependency('libelf', required : false)
1260 if not dep_elf.found()
1261 dep_elf = cc.find_library('elf')
1267 dep_glvnd = null_dep
1269 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1270 pre_args += '-DUSE_LIBGLVND=1'
1273 if with_valgrind != 'false'
1274 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1275 if dep_valgrind.found()
1276 pre_args += '-DHAVE_VALGRIND'
1279 dep_valgrind = null_dep
1282 # pthread stubs. Lets not and say we didn't
1284 prog_bison = find_program('bison', required : with_any_opengl)
1285 prog_flex = find_program('flex', required : with_any_opengl)
1287 dep_selinux = null_dep
1288 if get_option('selinux')
1289 dep_selinux = dependency('libselinux')
1290 pre_args += '-DMESA_SELINUX'
1293 if with_libunwind != 'false'
1294 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1295 if dep_unwind.found()
1296 pre_args += '-DHAVE_LIBUNWIND'
1299 dep_unwind = null_dep
1302 if with_osmesa != 'none'
1303 if with_osmesa == 'classic' and not with_dri_swrast
1304 error('OSMesa classic requires dri (classic) swrast.')
1306 if with_osmesa == 'gallium' and not with_gallium_softpipe
1307 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1309 osmesa_lib_name = 'OSMesa'
1310 osmesa_bits = get_option('osmesa-bits')
1311 if osmesa_bits != '8'
1312 if with_dri or with_glx != 'disabled'
1313 error('OSMesa bits must be 8 if building glx or dir based drivers')
1315 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1317 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1322 # TODO: symbol mangling
1324 if with_platform_wayland
1325 dep_wl_scanner = dependency('wayland-scanner', native: true)
1326 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1327 if dep_wl_scanner.version().version_compare('>= 1.15')
1328 wl_scanner_arg = 'private-code'
1330 wl_scanner_arg = 'code'
1332 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1333 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1334 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1336 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1337 dep_wayland_egl_headers = declare_dependency(
1338 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1340 wayland_dmabuf_xml = join_paths(
1341 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1342 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1344 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1349 dep_xdamage = null_dep
1350 dep_xfixes = null_dep
1351 dep_x11_xcb = null_dep
1353 dep_xcb_glx = null_dep
1354 dep_xcb_dri2 = null_dep
1355 dep_xcb_dri3 = null_dep
1356 dep_dri2proto = null_dep
1357 dep_glproto = null_dep
1358 dep_xxf86vm = null_dep
1359 dep_xcb_dri3 = null_dep
1360 dep_xcb_present = null_dep
1361 dep_xcb_sync = null_dep
1362 dep_xcb_xfixes = null_dep
1363 dep_xshmfence = null_dep
1364 dep_xcb_xrandr = null_dep
1365 dep_xlib_xrandr = null_dep
1366 if with_platform_x11
1367 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1368 dep_x11 = dependency('x11')
1369 dep_xext = dependency('xext')
1370 dep_xcb = dependency('xcb')
1371 elif with_glx == 'dri'
1372 dep_x11 = dependency('x11')
1373 dep_xext = dependency('xext')
1374 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1375 dep_xfixes = dependency('xfixes')
1376 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1378 if (with_any_vk or with_glx == 'dri' or with_egl or
1379 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1380 with_gallium_omx != 'disabled'))
1381 dep_xcb = dependency('xcb')
1382 dep_x11_xcb = dependency('x11-xcb')
1384 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1385 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1388 pre_args += '-DHAVE_DRI3'
1389 dep_xcb_dri3 = dependency('xcb-dri3')
1390 dep_xcb_present = dependency('xcb-present')
1391 # until xcb-dri3 has been around long enough to make a hard-dependency:
1392 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1393 dep_xcb_present.version().version_compare('>= 1.13'))
1394 pre_args += '-DHAVE_DRI3_MODIFIERS'
1396 dep_xcb_sync = dependency('xcb-sync')
1397 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1400 if with_glx == 'dri'
1401 if with_dri_platform == 'drm'
1402 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1403 dep_xxf86vm = dependency('xxf86vm')
1405 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1408 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1409 with_gallium_omx != 'disabled'))
1410 dep_xcb_xfixes = dependency('xcb-xfixes')
1413 dep_xcb_xrandr = dependency('xcb-randr')
1414 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1418 if get_option('gallium-extra-hud')
1419 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1422 _sensors = get_option('lmsensors')
1423 if _sensors != 'false'
1424 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1425 if dep_lmsensors.found()
1426 pre_args += '-DHAVE_LIBSENSORS=1'
1429 dep_lmsensors = null_dep
1432 foreach a : pre_args
1433 add_project_arguments(a, language : ['c', 'cpp'])
1436 add_project_arguments(a, language : ['c'])
1438 foreach a : cpp_args
1439 add_project_arguments(a, language : ['cpp'])
1444 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1445 gl_priv_reqs += ['x11', 'xext', 'xcb']
1446 elif with_glx == 'dri'
1448 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1450 if with_dri_platform == 'drm'
1451 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1452 gl_priv_reqs += 'xxf86vm'
1455 if dep_libdrm.found()
1456 gl_priv_reqs += 'libdrm >= 2.4.75'
1460 if dep_thread.found()
1461 gl_priv_libs += ['-lpthread', '-pthread']
1464 gl_priv_libs += '-lm'
1467 gl_priv_libs += '-ldl'
1470 pkg = import('pkgconfig')
1472 env_test = environment()
1473 env_test.set('NM', find_program('nm').path())
1475 # This quirk needs to be applied to sources with functions defined in assembly
1476 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1477 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []