1 # Copyright © 2017-2018 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 : '>= 0.42',
29 default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11']
32 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
34 # Arguments for the preprocessor, put these in a separate array from the C and
35 # C++ (cpp in meson terminology) arguments since they need to be added to the
36 # default arguments for both C and C++.
38 '-D__STDC_CONSTANT_MACROS',
39 '-D__STDC_FORMAT_MACROS',
40 '-D__STDC_LIMIT_MACROS',
41 '-DVERSION="@0@"'.format(meson.project_version()),
42 '-DPACKAGE_VERSION=VERSION',
43 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
46 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
47 with_tests = get_option('build-tests')
48 with_valgrind = get_option('valgrind')
49 with_libunwind = get_option('libunwind')
50 with_asm = get_option('asm')
51 with_osmesa = get_option('osmesa')
52 with_swr_arches = get_option('swr-arches').split(',')
53 with_tools = get_option('tools').split(',')
54 if with_tools.contains('all')
55 with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
57 if get_option('texture-float')
58 pre_args += '-DTEXTURE_FLOAT_ENABLED'
59 message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
62 dri_drivers_path = get_option('dri-drivers-path')
63 if dri_drivers_path == ''
64 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
66 dri_search_path = get_option('dri-search-path')
67 if dri_search_path == ''
68 dri_search_path = join_paths(get_option('prefix'), 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())
99 with_dri_nouveau = false
100 with_dri_swrast = false
101 _drivers = get_option('dri-drivers')
102 if _drivers == 'auto'
103 if system_has_kms_drm
105 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
106 _drivers = 'i915,i965,r100,r200,nouveau'
108 error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
110 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
111 # only swrast would make sense here, but gallium swrast is a much better default
114 error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
118 _split = _drivers.split(',')
119 with_dri_i915 = _split.contains('i915')
120 with_dri_i965 = _split.contains('i965')
121 with_dri_r100 = _split.contains('r100')
122 with_dri_r200 = _split.contains('r200')
123 with_dri_nouveau = _split.contains('nouveau')
124 with_dri_swrast = _split.contains('swrast')
129 with_gallium_pl111 = false
130 with_gallium_radeonsi = false
131 with_gallium_r300 = false
132 with_gallium_r600 = false
133 with_gallium_nouveau = false
134 with_gallium_freedreno = false
135 with_gallium_softpipe = false
136 with_gallium_vc4 = false
137 with_gallium_vc5 = false
138 with_gallium_etnaviv = false
139 with_gallium_imx = false
140 with_gallium_tegra = false
141 with_gallium_i915 = false
142 with_gallium_svga = false
143 with_gallium_virgl = false
144 with_gallium_swr = false
145 _drivers = get_option('gallium-drivers')
146 if _drivers == 'auto'
147 if system_has_kms_drm
149 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
150 _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
151 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
152 _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,nouveau,tegra,virgl,svga,swrast'
154 error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
156 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
159 error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
163 _split = _drivers.split(',')
164 with_gallium_pl111 = _split.contains('pl111')
165 with_gallium_radeonsi = _split.contains('radeonsi')
166 with_gallium_r300 = _split.contains('r300')
167 with_gallium_r600 = _split.contains('r600')
168 with_gallium_nouveau = _split.contains('nouveau')
169 with_gallium_freedreno = _split.contains('freedreno')
170 with_gallium_softpipe = _split.contains('swrast')
171 with_gallium_vc4 = _split.contains('vc4')
172 with_gallium_vc5 = _split.contains('vc5')
173 with_gallium_etnaviv = _split.contains('etnaviv')
174 with_gallium_imx = _split.contains('imx')
175 with_gallium_tegra = _split.contains('tegra')
176 with_gallium_i915 = _split.contains('i915')
177 with_gallium_svga = _split.contains('svga')
178 with_gallium_virgl = _split.contains('virgl')
179 with_gallium_swr = _split.contains('swr')
181 if system_has_kms_drm
182 _glx = get_option('glx')
183 _egl = get_option('egl')
184 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
190 with_intel_vk = false
193 _vulkan_drivers = get_option('vulkan-drivers')
194 if _vulkan_drivers == 'auto'
195 if system_has_kms_drm
196 if host_machine.cpu_family().startswith('x86')
197 _vulkan_drivers = 'amd,intel'
199 error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
201 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
202 # No vulkan driver supports windows or macOS currently
205 error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
208 if _vulkan_drivers != ''
209 _split = _vulkan_drivers.split(',')
210 with_intel_vk = _split.contains('intel')
211 with_amd_vk = _split.contains('amd')
212 with_any_vk = with_amd_vk or with_intel_vk
215 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
216 error('Only one swrast provider can be built')
218 if with_dri_i915 and with_gallium_i915
219 error('Only one i915 provider can be built')
221 if with_gallium_imx and not with_gallium_etnaviv
222 error('IMX driver requires etnaviv driver')
224 if with_gallium_pl111 and not with_gallium_vc4
225 error('pl111 driver requires vc4 driver')
227 if with_gallium_tegra and not with_gallium_nouveau
228 error('tegra driver requires nouveau driver')
231 dep_libdrm_intel = []
232 if with_dri_i915 or with_gallium_i915
233 dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
236 if host_machine.system() == 'darwin'
237 with_dri_platform = 'apple'
238 elif ['windows', 'cygwin'].contains(host_machine.system())
239 with_dri_platform = 'windows'
240 elif system_has_kms_drm
241 with_dri_platform = 'drm'
243 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
244 # assert here that one of those cases has been met.
245 # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
246 # support Hurd at time of writing (2017/11)
247 # FIXME: illumos ends up here as well
248 with_dri_platform = 'none'
251 with_platform_android = false
252 with_platform_wayland = false
253 with_platform_x11 = false
254 with_platform_drm = false
255 with_platform_surfaceless = false
256 egl_native_platform = ''
257 _platforms = get_option('platforms')
258 if _platforms == 'auto'
259 if system_has_kms_drm
260 _platforms = 'x11,wayland,drm,surfaceless'
261 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
262 _platforms = 'x11,surfaceless'
263 elif ['haiku'].contains(host_machine.system())
266 error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
270 _split = _platforms.split(',')
271 with_platform_android = _split.contains('android')
272 with_platform_x11 = _split.contains('x11')
273 with_platform_wayland = _split.contains('wayland')
274 with_platform_drm = _split.contains('drm')
275 with_platform_haiku = _split.contains('haiku')
276 with_platform_surfaceless = _split.contains('surfaceless')
277 egl_native_platform = _split[0]
280 with_glx = get_option('glx')
281 if with_glx == 'auto'
284 elif with_platform_haiku
285 with_glx = 'disabled'
287 # Even when building just gallium drivers the user probably wants dri
290 elif with_platform_x11 and with_any_opengl and not with_any_vk
291 # The automatic behavior should not be to turn on xlib based glx when
292 # building only vulkan drivers
295 with_glx = 'disabled'
299 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
303 with_any_opengl = false
304 with_shared_glapi = false
307 _gbm = get_option('gbm')
309 with_gbm = system_has_kms_drm and with_dri
311 with_gbm = _gbm == 'true'
313 if with_gbm and not system_has_kms_drm
314 error('GBM only supports DRM/KMS platforms')
317 _egl = get_option('egl')
319 with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
322 error('EGL requires dri')
323 elif not with_shared_glapi
324 error('EGL requires shared-glapi')
325 elif egl_native_platform == ''
326 error('No platforms specified, consider -Dplatforms=drm,x11 at least')
327 elif not ['disabled', 'dri'].contains(with_glx)
328 error('EGL requires dri, but a GLX is being built without dri')
335 if with_egl and not (with_platform_drm or with_platform_surfaceless)
336 if with_gallium_radeonsi
337 error('RadeonSI requires drm or surfaceless platform when using EGL')
339 if with_gallium_virgl
340 error('Virgl requires drm or surfaceless platform when using EGL')
344 pre_args += '-DGLX_USE_TLS'
345 if with_glx != 'disabled'
346 if not (with_platform_x11 and with_any_opengl)
347 if with_glx == 'auto'
348 with_glx = 'disabled'
350 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
352 elif with_glx == 'gallium-xlib'
354 error('Gallium-xlib based GLX requires at least one gallium driver')
355 elif not with_gallium_softpipe
356 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
358 error('gallium-xlib conflicts with any dri driver')
360 elif with_glx == 'xlib'
362 error('xlib conflicts with any dri driver')
364 elif with_glx == 'dri' and not with_dri
365 error('dri based GLX requires at least one DRI driver')
369 with_glvnd = get_option('glvnd')
371 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
372 error('Cannot build glvnd support for GLX that is not DRI based.')
373 elif with_glx == 'disabled' and not with_egl
374 error('glvnd requires DRI based GLX and/or EGL')
378 # TODO: toggle for this
379 with_glx_direct = true
381 if with_vulkan_icd_dir == ''
382 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
385 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
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')
396 if with_dri or with_gallium
397 if with_glx == 'disabled' and not with_egl and not with_platform_haiku
398 error('building dri or gallium drivers require at least one window system')
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.')
424 elif _vdpau == 'auto'
427 with_gallium_vdpau = _vdpau == 'true'
429 if with_gallium_vdpau
430 dep_vdpau = dependency('vdpau', version : '>= 1.1')
431 dep_vdpau = declare_dependency(
432 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
436 if with_gallium_vdpau
437 pre_args += '-DHAVE_ST_VDPAU'
439 vdpau_drivers_path = get_option('vdpau-libs-path')
440 if vdpau_drivers_path == ''
441 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
444 _xvmc = get_option('gallium-xvmc')
445 if not system_has_kms_drm
447 error('XVMC state tracker can only be build on unix-like OSes.')
451 elif not with_platform_x11
453 error('XVMC state tracker requires X11 support.')
457 elif not (with_gallium_r600 or with_gallium_nouveau)
459 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
466 with_gallium_xvmc = _xvmc == 'true'
469 dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
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 with_gallium_omx == 'bellagio' or with_gallium_omx == 'auto'
501 dep_omx = dependency(
502 'libomxil-bellagio', required : with_gallium_omx == 'bellagio'
505 pre_args += '-DENABLE_ST_OMX_BELLAGIO'
506 with_gallium_omx = 'bellagio'
509 if with_gallium_omx == 'tizonia' or with_gallium_omx == 'auto'
510 if not (with_dri and with_egl)
511 if with_gallium_omx == 'tizonia'
512 error('OMX-Tizonia state tracker requires dri and egl')
514 with_gallium_omx == 'disabled'
517 dep_omx = dependency(
518 'libtizonia', version : '>= 0.10.0',
519 required : with_gallium_omx == 'tizonia',
522 dependency('libtizplatform', required : with_gallium_omx == 'tizonia'),
523 dependency('tizilheaders', required : with_gallium_omx == 'tizonia'),
525 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
526 pre_args += '-DENABLE_ST_OMX_TIZONIA'
527 with_gallium_omx = 'tizonia'
529 with_gallium_omx = 'disabled'
534 omx_drivers_path = get_option('omx-libs-path')
535 if with_gallium_omx != 'disabled'
536 # Figure out where to put the omx driver.
537 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
538 # argument to meson's get_pkgconfig_variable method.
539 if omx_drivers_path == ''
540 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
541 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
542 if _omx_libdir == get_option('libdir')
543 omx_drivers_path = _omx_drivers_dir
546 # This will fail on windows. Does OMX run on windows?
547 _omx_libdir = _omx_libdir.split('/')
548 _omx_drivers_dir = _omx_drivers_dir.split('/')
549 foreach o : _omx_drivers_dir
550 if not _omx_libdir.contains(o)
554 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
559 _va = get_option('gallium-va')
560 if not system_has_kms_drm
562 error('VA state tracker can only be built on unix-like OSes.')
566 elif not (with_platform_x11 or with_platform_drm)
568 error('VA state tracker requires X11 or drm or wayland platform support.')
572 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
574 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
581 with_gallium_va = _va == 'true'
584 dep_va = dependency('libva', version : '>= 0.38.0')
585 dep_va_headers = declare_dependency(
586 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
590 va_drivers_path = get_option('va-libs-path')
591 if va_drivers_path == ''
592 va_drivers_path = join_paths(get_option('libdir'), 'dri')
595 _xa = get_option('gallium-xa')
596 if not system_has_kms_drm
598 error('XA state tracker can only be built on unix-like OSes.')
602 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
603 or with_gallium_svga)
605 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
610 with_gallium_xa = _xa != 'false'
612 d3d_drivers_path = get_option('d3d-drivers-path')
613 if d3d_drivers_path == ''
614 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
617 with_gallium_st_nine = get_option('gallium-nine')
618 if with_gallium_st_nine
619 if not with_gallium_softpipe
620 error('The nine state tracker requires gallium softpipe/llvmpipe.')
621 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
622 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
623 error('The nine state tracker requires at least on non-swrast gallium driver.')
626 error('Using nine with wine requires dri3')
630 _opencl = get_option('gallium-opencl')
631 if _opencl != 'disabled'
633 error('OpenCL Clover implementation requires at least one gallium driver.')
637 dep_clc = dependency('libclc')
638 with_gallium_opencl = true
639 with_opencl_icd = _opencl == 'icd'
642 with_gallium_opencl = false
643 with_gallium_icd = false
646 gl_pkgconfig_c_flags = []
648 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
649 pre_args += '-DHAVE_X11_PLATFORM'
651 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
652 pre_args += '-DUSE_XSHM'
654 pre_args += '-DGLX_INDIRECT_RENDERING'
656 pre_args += '-DGLX_DIRECT_RENDERING'
658 if with_dri_platform == 'drm'
659 pre_args += '-DGLX_USE_DRM'
660 elif with_dri_platform == 'apple'
661 pre_args += '-DGLX_USE_APPLEGL'
662 elif with_dri_platform == 'windows'
663 pre_args += '-DGLX_USE_WINDOWSGL'
667 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
668 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
671 if with_egl and not with_gbm
672 error('EGL drm platform requires gbm')
674 pre_args += '-DHAVE_DRM_PLATFORM'
676 if with_platform_surfaceless
677 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
679 if with_platform_android
681 dependency('cutils'),
682 dependency('hardware'),
685 pre_args += '-DHAVE_ANDROID_PLATFORM'
687 if with_platform_haiku
688 pre_args += '-DHAVE_HAIKU_PLATFORM'
691 prog_python2 = find_program('python2')
692 has_mako = run_command(prog_python2, '-c', 'import mako')
693 if has_mako.returncode() != 0
694 error('Python (2.x) mako module required to build mesa.')
697 cc = meson.get_compiler('c')
698 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
699 error('When using GCC, version 4.4.6 or later is required.')
702 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
703 if get_option('buildtype') == 'debug'
704 pre_args += '-DDEBUG'
707 if get_option('shader-cache')
708 pre_args += '-DENABLE_SHADER_CACHE'
710 error('Radv requires shader cache support')
713 # Check for GCC style builtins
714 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
715 'ffsll', 'popcount', 'popcountll', 'unreachable']
716 if cc.has_function(b)
717 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
721 # check for GCC __attribute__
722 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
723 'warn_unused_result', 'weak',]
724 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
725 name : '__attribute__((@0@))'.format(a))
726 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
729 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
730 name : '__attribute__((format(...)))')
731 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
733 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
734 name : '__attribute__((packed))')
735 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
737 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
738 name : '__attribute__((returns_nonnull))')
739 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
741 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
742 int foo_hid(void) __attribute__((visibility("hidden")));
743 int foo_int(void) __attribute__((visibility("internal")));
744 int foo_pro(void) __attribute__((visibility("protected")));''',
745 name : '__attribute__((visibility(...)))')
746 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
748 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
749 name : '__attribute__((alias(...)))')
750 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
752 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
753 name : '__attribute__((__noreturn__))')
754 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
757 # TODO: this is very incomplete
758 if ['linux', 'cygwin'].contains(host_machine.system())
759 pre_args += '-D_GNU_SOURCE'
762 # Check for generic C arguments
764 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
765 '-Werror=missing-prototypes', '-fno-math-errno',
766 '-fno-trapping-math', '-Qunused-arguments']
767 if cc.has_argument(a)
772 if cc.has_argument('-fvisibility=hidden')
773 c_vis_args += '-fvisibility=hidden'
776 # Check for generic C++ arguments
777 cpp = meson.get_compiler('cpp')
779 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
780 '-Qunused-arguments']
781 if cpp.has_argument(a)
786 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
787 # option is not supported. Hence, check for -Wfoo instead.
788 if cpp.has_argument('-Wnon-virtual-dtor')
789 cpp_args += '-Wno-non-virtual-dtor'
792 no_override_init_args = []
793 foreach a : ['override-init', 'initializer-overrides']
794 if cc.has_argument('-W' + a)
795 no_override_init_args += '-Wno-' + a
800 if cpp.has_argument('-fvisibility=hidden')
801 cpp_vis_args += '-fvisibility=hidden'
804 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
805 # in parts of the mesa code base that need to compile with old versions of
806 # MSVC, mainly common code
807 c_msvc_compat_args = []
808 cpp_msvc_compat_args = []
809 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
810 if cc.has_argument(a)
811 c_msvc_compat_args += a
813 if cpp.has_argument(a)
814 cpp_msvc_compat_args += a
818 if host_machine.cpu_family().startswith('x86')
819 pre_args += '-DUSE_SSE41'
821 sse41_args = ['-msse4.1']
823 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
824 # that's not guaranteed
825 if host_machine.cpu_family() == 'x86'
826 sse41_args += '-mstackrealign'
833 # Check for GCC style atomics
834 dep_atomic = declare_dependency()
836 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
837 name : 'GCC atomic builtins')
838 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
840 # Not all atomic calls can be turned into lock-free instructions, in which
841 # GCC will make calls into the libatomic library. Check whether we need to
842 # link with -latomic.
844 # This can happen for 64-bit atomic operations on 32-bit architectures such
846 if not cc.links('''#include <stdint.h>
849 return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
851 name : 'GCC atomic builtins required -latomic')
852 dep_atomic = cc.find_library('atomic')
855 if not cc.links('''#include <stdint.h>
858 return __sync_add_and_fetch(&v, (uint64_t)1);
860 name : 'GCC 64bit atomics')
861 pre_args += '-DMISSING_64_BIT_ATOMICS'
866 # TODO: shared/static? Is this even worth doing?
868 # Building x86 assembly code requires running x86 binaries. It is possible for
869 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
870 # TODO: it should be possible to use an exe_wrapper to run the binary during
872 if meson.is_cross_build()
873 if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
874 and build_machine.system() == host_machine.system())
875 message('Cross compiling to x86 from non-x86, disabling asm')
882 # TODO: SPARC and PPC
883 if host_machine.cpu_family() == 'x86'
884 if system_has_kms_drm
885 with_asm_arch = 'x86'
886 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
889 elif host_machine.cpu_family() == 'x86_64'
890 if system_has_kms_drm
891 with_asm_arch = 'x86_64'
892 pre_args += ['-DUSE_X86_64_ASM']
894 elif host_machine.cpu_family() == 'arm'
895 if system_has_kms_drm
896 with_asm_arch = 'arm'
897 pre_args += ['-DUSE_ARM_ASM']
899 elif host_machine.cpu_family() == 'aarch64'
900 if system_has_kms_drm
901 with_asm_arch = 'aarch64'
902 pre_args += ['-DUSE_AARCH64_ASM']
907 # Check for standard headers and functions
908 if cc.has_header_symbol('sys/sysmacros.h', 'major')
909 pre_args += '-DMAJOR_IN_SYSMACROS'
910 elif cc.has_header_symbol('sys/mkdev.h', 'major')
911 pre_args += '-DMAJOR_IN_MKDEV'
914 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
915 if cc.compiles('#include <@0@>'.format(h), name : '@0@ works'.format(h))
916 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
920 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
921 if cc.has_function(f)
922 pre_args += '-DHAVE_@0@'.format(f.to_upper())
926 # strtod locale support
931 #ifdef HAVE_XLOCALE_H
935 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
936 const char *s = "1.0";
938 double d = strtod_l(s, end, loc);
939 float f = strtof_l(s, end, loc);
943 extra_args : pre_args,
944 name : 'strtod has locale support')
945 pre_args += '-DHAVE_STRTOD_L'
948 # Check for some linker flags
949 ld_args_bsymbolic = []
950 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
951 ld_args_bsymbolic += '-Wl,-Bsymbolic'
953 ld_args_gc_sections = []
954 if cc.links('static char unused() { return 5; } int main() { return 0; }',
955 args : '-Wl,--gc-sections', name : 'gc-sections')
956 ld_args_gc_sections += '-Wl,--gc-sections'
958 with_ld_version_script = false
959 if cc.links('int main() { return 0; }',
960 args : '-Wl,--version-script=@0@'.format(
961 join_paths(meson.source_root(), 'build-support/conftest.map')),
962 name : 'version-script')
963 with_ld_version_script = true
965 with_ld_dynamic_list = false
966 if cc.links('int main() { return 0; }',
967 args : '-Wl,--dynamic-list=@0@'.format(
968 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
969 name : 'dynamic-list')
970 with_ld_dynamic_list = true
972 ld_args_build_id = []
973 if build_machine.system() != 'darwin'
974 ld_args_build_id += '-Wl,--build-id=sha1'
977 # check for dl support
978 if cc.has_function('dlopen')
981 dep_dl = cc.find_library('dl')
983 if cc.has_function('dladdr', dependencies : dep_dl)
984 # This is really only required for megadrivers
985 pre_args += '-DHAVE_DLADDR'
988 if cc.has_function('dl_iterate_phdr')
989 pre_args += '-DHAVE_DL_ITERATE_PHDR'
991 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
992 elif with_dri_i965 and get_option('shader-cache')
993 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
996 # Determine whether or not the rt library is needed for time functions
997 if cc.has_function('clock_gettime')
1000 dep_clock = cc.find_library('rt')
1003 with_gallium_drisw_kms = false
1004 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
1005 required : with_dri2 or with_dri3)
1006 if dep_libdrm.found()
1007 pre_args += '-DHAVE_LIBDRM'
1008 if with_dri_platform == 'drm' and with_dri
1009 with_gallium_drisw_kms = true
1013 # TODO: some of these may be conditional
1014 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1015 pre_args += '-DHAVE_ZLIB'
1016 dep_thread = dependency('threads')
1017 if dep_thread.found() and host_machine.system() != 'windows'
1018 pre_args += '-DHAVE_PTHREAD'
1020 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
1021 dep_elf = dependency('libelf', required : false)
1022 if not dep_elf.found()
1023 dep_elf = cc.find_library('elf')
1028 dep_expat = dependency('expat')
1029 # this only exists on linux so either this is linux and it will be found, or
1030 # its not linux and and wont
1031 dep_m = cc.find_library('m', required : false)
1033 dep_libdrm_amdgpu = []
1034 dep_libdrm_radeon = []
1035 dep_libdrm_nouveau = []
1036 dep_libdrm_etnaviv = []
1037 dep_libdrm_freedreno = []
1038 if with_amd_vk or with_gallium_radeonsi
1039 dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.90')
1041 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1042 with_gallium_r300 or with_gallium_r600)
1043 dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
1045 if with_gallium_nouveau or with_dri_nouveau
1046 dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
1048 if with_gallium_etnaviv
1049 dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
1051 if with_gallium_freedreno
1052 dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.91')
1055 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1056 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1057 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1058 if with_gallium_r600
1059 llvm_modules += 'asmparser'
1062 if with_gallium_opencl
1064 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1065 'lto', 'option', 'objcarcopts', 'profiledata',
1067 # TODO: optional modules
1070 if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1071 _llvm_version = '>= 4.0.0'
1072 elif with_gallium_opencl or with_gallium_r600
1073 _llvm_version = '>= 3.9.0'
1075 _llvm_version = '>= 3.3.0'
1078 _llvm = get_option('llvm')
1080 dep_llvm = dependency(
1081 'llvm', version : _llvm_version, modules : llvm_modules,
1082 required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1084 with_llvm = dep_llvm.found()
1085 elif _llvm == 'true'
1086 dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1093 _llvm_version = dep_llvm.version().split('.')
1094 # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1095 # that for our version checks.
1096 # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1097 # strippped as of 0.44, but we support older meson versions.
1099 # 3 digits versions in LLVM only started from 3.4.1 on
1100 if dep_llvm.version().version_compare('>= 3.4.1')
1101 _llvm_patch = _llvm_version[2]
1106 if _llvm_patch.endswith('svn')
1107 _llvm_patch = _llvm_patch.split('s')[0]
1108 elif _llvm_patch.contains('git')
1109 _llvm_patch = _llvm_patch.split('g')[0]
1112 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1113 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1115 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1116 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1121 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1122 pre_args += '-DUSE_LIBGLVND=1'
1125 if with_valgrind != 'false'
1126 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1127 if dep_valgrind.found()
1128 pre_args += '-DHAVE_VALGRIND'
1134 # pthread stubs. Lets not and say we didn't
1136 prog_bison = find_program('bison', required : with_any_opengl)
1137 prog_flex = find_program('flex', required : with_any_opengl)
1140 if get_option('selinux')
1141 dep_selinux = dependency('libselinux')
1142 pre_args += '-DMESA_SELINUX'
1145 # TODO: llvm-prefix and llvm-shared-libs
1147 if with_libunwind != 'false'
1148 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1149 if dep_unwind.found()
1150 pre_args += '-DHAVE_LIBUNWIND'
1158 if with_osmesa != 'none'
1159 if with_osmesa == 'classic' and not with_dri_swrast
1160 error('OSMesa classic requires dri (classic) swrast.')
1162 if with_osmesa == 'gallium' and not with_gallium_softpipe
1163 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1165 osmesa_lib_name = 'OSMesa'
1166 osmesa_bits = get_option('osmesa-bits')
1167 if osmesa_bits != '8'
1168 if with_dri or with_glx != 'disabled'
1169 error('OSMesa bits must be 8 if building glx or dir based drivers')
1171 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1173 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1178 # TODO: symbol mangling
1180 if with_platform_wayland
1181 prog_wl_scanner = find_program('wayland-scanner')
1182 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1183 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1184 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1185 wayland_dmabuf_xml = join_paths(
1186 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1187 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1189 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1191 prog_wl_scanner = []
1192 dep_wl_protocols = []
1193 dep_wayland_client = []
1194 dep_wayland_server = []
1195 wayland_dmabuf_xml = ''
1211 dep_xcb_present = []
1215 if with_platform_x11
1216 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1217 dep_x11 = dependency('x11')
1218 dep_xext = dependency('xext')
1219 dep_xcb = dependency('xcb')
1220 elif with_glx == 'dri'
1221 dep_x11 = dependency('x11')
1222 dep_xext = dependency('xext')
1223 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1224 dep_xfixes = dependency('xfixes')
1225 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1226 dep_xxf86vm = dependency('xxf86vm', required : false)
1228 if (with_any_vk or with_glx == 'dri' or
1229 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1230 with_gallium_omx != 'disabled'))
1231 dep_xcb = dependency('xcb')
1232 dep_x11_xcb = dependency('x11-xcb')
1234 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1235 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1238 pre_args += '-DHAVE_DRI3'
1239 dep_xcb_dri3 = dependency('xcb-dri3', version : '>= 1.13')
1240 dep_xcb_present = dependency('xcb-present', version: '>= 1.13')
1241 dep_xcb_sync = dependency('xcb-sync')
1242 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1245 if with_glx == 'dri'
1246 if with_dri_platform == 'drm'
1247 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1249 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1252 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1253 with_gallium_omx != 'disabled'))
1254 dep_xcb_xfixes = dependency('xcb-xfixes')
1258 if get_option('gallium-extra-hud')
1259 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1262 _sensors = get_option('lmsensors')
1263 if _sensors != 'false'
1264 dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1265 if dep_lmsensors.found()
1266 pre_args += '-DHAVE_LIBSENSORS=1'
1272 # TODO: gallium tests
1274 # TODO: various libdirs
1276 # TODO: gallium driver dirs
1278 # FIXME: this is a workaround for #2326
1279 prog_touch = find_program('touch')
1280 dummy_cpp = custom_target(
1282 output : 'dummy.cpp',
1283 command : [prog_touch, '@OUTPUT@'],
1286 foreach a : pre_args
1287 add_project_arguments(a, language : ['c', 'cpp'])
1290 add_project_arguments(a, language : ['c'])
1292 foreach a : cpp_args
1293 add_project_arguments(a, language : ['cpp'])
1296 inc_include = include_directories('include')
1299 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1301 if dep_libdrm.found()
1302 gl_priv_reqs += 'libdrm >= 2.4.75'
1304 if dep_xxf86vm != [] and dep_xxf86vm.found()
1305 gl_priv_reqs += 'xxf86vm'
1307 if with_dri_platform == 'drm'
1308 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1312 if dep_thread.found()
1313 gl_priv_libs += ['-lpthread', '-pthread']
1316 gl_priv_libs += '-lm'
1318 if dep_dl != [] and dep_dl.found()
1319 gl_priv_libs += '-ldl'
1322 pkg = import('pkgconfig')
1324 env_test = environment()
1325 env_test.set('NM', find_program('nm').path())