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.')
97 with_dri_nouveau = false
98 with_dri_swrast = false
99 _drivers = get_option('dri-drivers')
100 if _drivers == 'auto'
101 if host_machine.system() == 'linux'
103 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
104 _drivers = 'i915,i965,r100,r200,nouveau'
106 error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
108 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
109 # only swrast would make sense here, but gallium swrast is a much better default
112 error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
116 _split = _drivers.split(',')
117 with_dri_i915 = _split.contains('i915')
118 with_dri_i965 = _split.contains('i965')
119 with_dri_r100 = _split.contains('r100')
120 with_dri_r200 = _split.contains('r200')
121 with_dri_nouveau = _split.contains('nouveau')
122 with_dri_swrast = _split.contains('swrast')
127 with_gallium_pl111 = false
128 with_gallium_radeonsi = false
129 with_gallium_r300 = false
130 with_gallium_r600 = false
131 with_gallium_nouveau = false
132 with_gallium_freedreno = false
133 with_gallium_softpipe = false
134 with_gallium_vc4 = false
135 with_gallium_vc5 = false
136 with_gallium_etnaviv = false
137 with_gallium_imx = false
138 with_gallium_tegra = false
139 with_gallium_i915 = false
140 with_gallium_svga = false
141 with_gallium_virgl = false
142 with_gallium_swr = false
143 _drivers = get_option('gallium-drivers')
144 if _drivers == 'auto'
145 if host_machine.system() == 'linux'
147 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
148 _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
149 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
150 _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,nouveau,tegra,virgl,svga,swrast'
152 error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
154 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
157 error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
161 _split = _drivers.split(',')
162 with_gallium_pl111 = _split.contains('pl111')
163 with_gallium_radeonsi = _split.contains('radeonsi')
164 with_gallium_r300 = _split.contains('r300')
165 with_gallium_r600 = _split.contains('r600')
166 with_gallium_nouveau = _split.contains('nouveau')
167 with_gallium_freedreno = _split.contains('freedreno')
168 with_gallium_softpipe = _split.contains('swrast')
169 with_gallium_vc4 = _split.contains('vc4')
170 with_gallium_vc5 = _split.contains('vc5')
171 with_gallium_etnaviv = _split.contains('etnaviv')
172 with_gallium_imx = _split.contains('imx')
173 with_gallium_tegra = _split.contains('tegra')
174 with_gallium_i915 = _split.contains('i915')
175 with_gallium_svga = _split.contains('svga')
176 with_gallium_virgl = _split.contains('virgl')
177 with_gallium_swr = _split.contains('swr')
179 if system_has_kms_drm
180 _glx = get_option('glx')
181 _egl = get_option('egl')
182 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
188 with_intel_vk = false
191 _vulkan_drivers = get_option('vulkan-drivers')
192 if _vulkan_drivers == 'auto'
193 if host_machine.system() == 'linux'
194 if host_machine.cpu_family().startswith('x86')
195 _vulkan_drivers = 'amd,intel'
197 error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
199 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
200 # No vulkan driver supports windows or macOS currently
203 error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
206 if _vulkan_drivers != ''
207 _split = _vulkan_drivers.split(',')
208 with_intel_vk = _split.contains('intel')
209 with_amd_vk = _split.contains('amd')
210 with_any_vk = with_amd_vk or with_intel_vk
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_imx and not with_gallium_etnaviv
220 error('IMX driver requires etnaviv driver')
222 if with_gallium_pl111 and not with_gallium_vc4
223 error('pl111 driver requires vc4 driver')
225 if with_gallium_tegra and not with_gallium_nouveau
226 error('tegra driver requires nouveau driver')
229 dep_libdrm_intel = []
230 if with_dri_i915 or with_gallium_i915
231 dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
234 if host_machine.system() == 'darwin'
235 with_dri_platform = 'apple'
236 elif ['windows', 'cygwin'].contains(host_machine.system())
237 with_dri_platform = 'windows'
238 elif system_has_kms_drm
239 with_dri_platform = 'drm'
241 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
242 # assert here that one of those cases has been met.
243 # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
244 # support Hurd at time of writing (2017/11)
245 # FIXME: illumos ends up here as well
246 with_dri_platform = 'none'
249 with_platform_android = false
250 with_platform_wayland = false
251 with_platform_x11 = false
252 with_platform_drm = false
253 with_platform_surfaceless = false
254 egl_native_platform = ''
255 _platforms = get_option('platforms')
256 if _platforms == 'auto'
257 if system_has_kms_drm
258 _platforms = 'x11,wayland,drm,surfaceless'
259 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
260 _platforms = 'x11,surfaceless'
261 elif ['haiku'].contains(host_machine.system())
264 error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
268 _split = _platforms.split(',')
269 with_platform_android = _split.contains('android')
270 with_platform_x11 = _split.contains('x11')
271 with_platform_wayland = _split.contains('wayland')
272 with_platform_drm = _split.contains('drm')
273 with_platform_haiku = _split.contains('haiku')
274 with_platform_surfaceless = _split.contains('surfaceless')
275 egl_native_platform = _split[0]
278 with_glx = get_option('glx')
279 if with_glx == 'auto'
282 elif with_platform_haiku
283 with_glx = 'disabled'
285 # Even when building just gallium drivers the user probably wants dri
288 elif with_platform_x11 and with_any_opengl and not with_any_vk
289 # The automatic behavior should not be to turn on xlib based glx when
290 # building only vulkan drivers
293 with_glx = 'disabled'
297 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
301 with_any_opengl = false
302 with_shared_glapi = false
305 _gbm = get_option('gbm')
307 with_gbm = system_has_kms_drm and with_dri
309 with_gbm = _gbm == 'true'
311 if with_gbm and not system_has_kms_drm
312 error('GBM only supports DRM/KMS platforms')
315 _egl = get_option('egl')
317 with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
320 error('EGL requires dri')
321 elif not with_shared_glapi
322 error('EGL requires shared-glapi')
323 elif egl_native_platform == ''
324 error('No platforms specified, consider -Dplatforms=drm,x11 at least')
325 elif not ['disabled', 'dri'].contains(with_glx)
326 error('EGL requires dri, but a GLX is being built without dri')
333 if with_egl and not (with_platform_drm or with_platform_surfaceless)
334 if with_gallium_radeonsi
335 error('RadeonSI requires drm or surfaceless platform when using EGL')
337 if with_gallium_virgl
338 error('Virgl requires drm or surfaceless platform when using EGL')
342 pre_args += '-DGLX_USE_TLS'
343 if with_glx != 'disabled'
344 if not (with_platform_x11 and with_any_opengl)
345 if with_glx == 'auto'
346 with_glx = 'disabled'
348 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' and not with_dri
363 error('dri based GLX requires at least one DRI driver')
367 with_glvnd = get_option('glvnd')
369 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
370 error('Cannot build glvnd support for GLX that is not DRI based.')
371 elif with_glx == 'disabled' and not with_egl
372 error('glvnd requires DRI based GLX and/or EGL')
376 # TODO: toggle for this
377 with_glx_direct = true
379 if with_vulkan_icd_dir == ''
380 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
383 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
384 _dri3 = get_option('dri3')
386 with_dri3 = system_has_kms_drm and with_dri2
388 with_dri3 = _dri3 == 'true'
391 if with_any_vk and (with_platform_x11 and not with_dri3)
392 error('Vulkan drivers require dri3 for X11 support')
394 if with_dri or with_gallium
395 if with_glx == 'disabled' and not with_egl and not with_platform_haiku
396 error('building dri or gallium drivers require at least one window system')
400 prog_pkgconfig = find_program('pkg-config')
402 _vdpau = get_option('gallium-vdpau')
403 if not system_has_kms_drm
405 error('VDPAU state tracker can only be build on unix-like OSes.')
409 elif not with_platform_x11
411 error('VDPAU state tracker requires X11 support.')
415 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
416 with_gallium_nouveau)
418 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
422 elif _vdpau == 'auto'
425 with_gallium_vdpau = _vdpau == 'true'
427 if with_gallium_vdpau
428 dep_vdpau = dependency('vdpau', version : '>= 1.1')
429 dep_vdpau = declare_dependency(
430 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
434 if with_gallium_vdpau
435 pre_args += '-DHAVE_ST_VDPAU'
437 vdpau_drivers_path = get_option('vdpau-libs-path')
438 if vdpau_drivers_path == ''
439 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
442 _xvmc = get_option('gallium-xvmc')
443 if not system_has_kms_drm
445 error('XVMC state tracker can only be build on unix-like OSes.')
449 elif not with_platform_x11
451 error('XVMC state tracker requires X11 support.')
455 elif not (with_gallium_r600 or with_gallium_nouveau)
457 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
464 with_gallium_xvmc = _xvmc == 'true'
467 dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
470 xvmc_drivers_path = get_option('xvmc-libs-path')
471 if xvmc_drivers_path == ''
472 xvmc_drivers_path = get_option('libdir')
475 _omx = get_option('gallium-omx')
476 if not system_has_kms_drm
477 if ['auto', 'disabled'].contains(_omx)
480 error('OMX state tracker can only be built on unix-like OSes.')
482 elif not (with_platform_x11 or with_platform_drm)
483 if ['auto', 'disabled'].contains(_omx)
486 error('OMX state tracker requires X11 or drm platform support.')
488 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
489 if ['auto', 'disabled'].contains(_omx)
492 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
495 with_gallium_omx = _omx
498 if with_gallium_omx == 'bellagio' or with_gallium_omx == 'auto'
499 dep_omx = dependency(
500 'libomxil-bellagio', required : with_gallium_omx == 'bellagio'
503 pre_args += '-DENABLE_ST_OMX_BELLAGIO'
504 with_gallium_omx = 'bellagio'
507 if with_gallium_omx == 'tizonia' or with_gallium_omx == 'auto'
508 if not (with_dri and with_egl)
509 if with_gallium_omx == 'tizonia'
510 error('OMX-Tizonia state tracker requires dri and egl')
512 with_gallium_omx == 'disabled'
515 dep_omx = dependency(
516 'libtizonia', version : '>= 0.10.0',
517 required : with_gallium_omx == 'tizonia',
520 dependency('libtizplatform', required : with_gallium_omx == 'tizonia'),
521 dependency('tizilheaders', required : with_gallium_omx == 'tizonia'),
523 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
524 pre_args += '-DENABLE_ST_OMX_TIZONIA'
525 with_gallium_omx = 'tizonia'
527 with_gallium_omx = 'disabled'
532 omx_drivers_path = get_option('omx-libs-path')
533 if with_gallium_omx != 'disabled'
534 # Figure out where to put the omx driver.
535 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
536 # argument to meson's get_pkgconfig_variable method.
537 if omx_drivers_path == ''
538 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
539 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
540 if _omx_libdir == get_option('libdir')
541 omx_drivers_path = _omx_drivers_dir
544 # This will fail on windows. Does OMX run on windows?
545 _omx_libdir = _omx_libdir.split('/')
546 _omx_drivers_dir = _omx_drivers_dir.split('/')
547 foreach o : _omx_drivers_dir
548 if not _omx_libdir.contains(o)
552 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
557 _va = get_option('gallium-va')
558 if not system_has_kms_drm
560 error('VA state tracker can only be built on unix-like OSes.')
564 elif not (with_platform_x11 or with_platform_drm)
566 error('VA state tracker requires X11 or drm or wayland platform support.')
570 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
572 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
579 with_gallium_va = _va == 'true'
582 dep_va = dependency('libva', version : '>= 0.38.0')
583 dep_va_headers = declare_dependency(
584 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
588 va_drivers_path = get_option('va-libs-path')
589 if va_drivers_path == ''
590 va_drivers_path = join_paths(get_option('libdir'), 'dri')
593 _xa = get_option('gallium-xa')
594 if not system_has_kms_drm
596 error('XA state tracker can only be built on unix-like OSes.')
600 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
601 or with_gallium_svga)
603 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
608 with_gallium_xa = _xa != 'false'
610 d3d_drivers_path = get_option('d3d-drivers-path')
611 if d3d_drivers_path == ''
612 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
615 with_gallium_st_nine = get_option('gallium-nine')
616 if with_gallium_st_nine
617 if not with_gallium_softpipe
618 error('The nine state tracker requires gallium softpipe/llvmpipe.')
619 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
620 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
621 error('The nine state tracker requires at least on non-swrast gallium driver.')
624 error('Using nine with wine requires dri3')
628 _opencl = get_option('gallium-opencl')
629 if _opencl != 'disabled'
631 error('OpenCL Clover implementation requires at least one gallium driver.')
635 dep_clc = dependency('libclc')
636 with_gallium_opencl = true
637 with_opencl_icd = _opencl == 'icd'
640 with_gallium_opencl = false
641 with_gallium_icd = false
644 gl_pkgconfig_c_flags = []
646 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
647 pre_args += '-DHAVE_X11_PLATFORM'
649 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
650 pre_args += '-DUSE_XSHM'
652 pre_args += '-DGLX_INDIRECT_RENDERING'
654 pre_args += '-DGLX_DIRECT_RENDERING'
656 if with_dri_platform == 'drm'
657 pre_args += '-DGLX_USE_DRM'
658 elif with_dri_platform == 'apple'
659 pre_args += '-DGLX_USE_APPLEGL'
660 elif with_dri_platform == 'windows'
661 pre_args += '-DGLX_USE_WINDOWSGL'
665 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
666 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
669 if with_egl and not with_gbm
670 error('EGL drm platform requires gbm')
672 pre_args += '-DHAVE_DRM_PLATFORM'
674 if with_platform_surfaceless
675 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
677 if with_platform_android
679 dependency('cutils'),
680 dependency('hardware'),
683 pre_args += '-DHAVE_ANDROID_PLATFORM'
685 if with_platform_haiku
686 pre_args += '-DHAVE_HAIKU_PLATFORM'
689 prog_python2 = find_program('python2')
690 has_mako = run_command(prog_python2, '-c', 'import mako')
691 if has_mako.returncode() != 0
692 error('Python (2.x) mako module required to build mesa.')
695 cc = meson.get_compiler('c')
696 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
697 error('When using GCC, version 4.4.6 or later is required.')
700 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
701 if get_option('buildtype') == 'debug'
702 pre_args += '-DDEBUG'
705 if get_option('shader-cache')
706 pre_args += '-DENABLE_SHADER_CACHE'
708 error('Radv requires shader cache support')
711 # Check for GCC style builtins
712 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
713 'ffsll', 'popcount', 'popcountll', 'unreachable']
714 if cc.has_function(b)
715 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
719 # check for GCC __attribute__
720 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
721 'warn_unused_result', 'weak',]
722 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
723 name : '__attribute__((@0@))'.format(a))
724 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
727 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
728 name : '__attribute__((format(...)))')
729 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
731 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
732 name : '__attribute__((packed))')
733 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
735 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
736 name : '__attribute__((returns_nonnull))')
737 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
739 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
740 int foo_hid(void) __attribute__((visibility("hidden")));
741 int foo_int(void) __attribute__((visibility("internal")));
742 int foo_pro(void) __attribute__((visibility("protected")));''',
743 name : '__attribute__((visibility(...)))')
744 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
746 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
747 name : '__attribute__((alias(...)))')
748 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
750 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
751 name : '__attribute__((__noreturn__))')
752 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
755 # TODO: this is very incomplete
756 if ['linux', 'cygwin'].contains(host_machine.system())
757 pre_args += '-D_GNU_SOURCE'
760 # Check for generic C arguments
762 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
763 '-Werror=missing-prototypes', '-fno-math-errno',
764 '-fno-trapping-math', '-Qunused-arguments']
765 if cc.has_argument(a)
770 if cc.has_argument('-fvisibility=hidden')
771 c_vis_args += '-fvisibility=hidden'
774 # Check for generic C++ arguments
775 cpp = meson.get_compiler('cpp')
777 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
778 '-Qunused-arguments']
779 if cpp.has_argument(a)
784 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
785 # option is not supported. Hence, check for -Wfoo instead.
786 if cpp.has_argument('-Wnon-virtual-dtor')
787 cpp_args += '-Wno-non-virtual-dtor'
790 no_override_init_args = []
791 foreach a : ['override-init', 'initializer-overrides']
792 if cc.has_argument('-W' + a)
793 no_override_init_args += '-Wno-' + a
798 if cpp.has_argument('-fvisibility=hidden')
799 cpp_vis_args += '-fvisibility=hidden'
802 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
803 # in parts of the mesa code base that need to compile with old versions of
804 # MSVC, mainly common code
805 c_msvc_compat_args = []
806 cpp_msvc_compat_args = []
807 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
808 if cc.has_argument(a)
809 c_msvc_compat_args += a
811 if cpp.has_argument(a)
812 cpp_msvc_compat_args += a
816 if host_machine.cpu_family().startswith('x86')
817 pre_args += '-DUSE_SSE41'
819 sse41_args = ['-msse4.1']
821 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
822 # that's not guaranteed
823 if host_machine.cpu_family() == 'x86'
824 sse41_args += '-mstackrealign'
831 # Check for GCC style atomics
832 dep_atomic = declare_dependency()
834 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
835 name : 'GCC atomic builtins')
836 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
838 # Not all atomic calls can be turned into lock-free instructions, in which
839 # GCC will make calls into the libatomic library. Check whether we need to
840 # link with -latomic.
842 # This can happen for 64-bit atomic operations on 32-bit architectures such
844 if not cc.links('''#include <stdint.h>
847 return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
849 name : 'GCC atomic builtins required -latomic')
850 dep_atomic = cc.find_library('atomic')
853 if not cc.links('''#include <stdint.h>
856 return __sync_add_and_fetch(&v, (uint64_t)1);
858 name : 'GCC 64bit atomics')
859 pre_args += '-DMISSING_64_BIT_ATOMICS'
864 # TODO: shared/static? Is this even worth doing?
866 # Building x86 assembly code requires running x86 binaries. It is possible for
867 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
868 # TODO: it should be possible to use an exe_wrapper to run the binary during
870 if meson.is_cross_build()
871 if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
872 and build_machine.system() == host_machine.system())
873 message('Cross compiling to x86 from non-x86, disabling asm')
880 # TODO: SPARC and PPC
881 if host_machine.cpu_family() == 'x86'
882 if system_has_kms_drm
883 with_asm_arch = 'x86'
884 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
887 elif host_machine.cpu_family() == 'x86_64'
888 if system_has_kms_drm
889 with_asm_arch = 'x86_64'
890 pre_args += ['-DUSE_X86_64_ASM']
892 elif host_machine.cpu_family() == 'arm'
893 if system_has_kms_drm
894 with_asm_arch = 'arm'
895 pre_args += ['-DUSE_ARM_ASM']
897 elif host_machine.cpu_family() == 'aarch64'
898 if system_has_kms_drm
899 with_asm_arch = 'aarch64'
900 pre_args += ['-DUSE_AARCH64_ASM']
905 # Check for standard headers and functions
906 if cc.has_header_symbol('sys/sysmacros.h', 'major')
907 pre_args += '-DMAJOR_IN_SYSMACROS'
908 elif cc.has_header_symbol('sys/mkdev.h', 'major')
909 pre_args += '-DMAJOR_IN_MKDEV'
912 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
914 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
918 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
919 if cc.has_function(f)
920 pre_args += '-DHAVE_@0@'.format(f.to_upper())
924 # strtod locale support
929 #ifdef HAVE_XLOCALE_H
933 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
934 const char *s = "1.0";
936 double d = strtod_l(s, end, loc);
937 float f = strtof_l(s, end, loc);
941 extra_args : pre_args,
942 name : 'strtod has locale support')
943 pre_args += '-DHAVE_STRTOD_L'
946 # Check for some linker flags
947 ld_args_bsymbolic = []
948 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
949 ld_args_bsymbolic += '-Wl,-Bsymbolic'
951 ld_args_gc_sections = []
952 if cc.links('static char unused() { return 5; } int main() { return 0; }',
953 args : '-Wl,--gc-sections', name : 'gc-sections')
954 ld_args_gc_sections += '-Wl,--gc-sections'
956 with_ld_version_script = false
957 if cc.links('int main() { return 0; }',
958 args : '-Wl,--version-script=@0@'.format(
959 join_paths(meson.source_root(), 'build-support/conftest.map')),
960 name : 'version-script')
961 with_ld_version_script = true
963 with_ld_dynamic_list = false
964 if cc.links('int main() { return 0; }',
965 args : '-Wl,--dynamic-list=@0@'.format(
966 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
967 name : 'dynamic-list')
968 with_ld_dynamic_list = true
970 ld_args_build_id = []
971 if build_machine.system() != 'darwin'
972 ld_args_build_id += '-Wl,--build-id=sha1'
975 # check for dl support
976 if cc.has_function('dlopen')
979 dep_dl = cc.find_library('dl')
981 if cc.has_function('dladdr', dependencies : dep_dl)
982 # This is really only required for megadrivers
983 pre_args += '-DHAVE_DLADDR'
986 if cc.has_function('dl_iterate_phdr')
987 pre_args += '-DHAVE_DL_ITERATE_PHDR'
989 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
990 elif with_dri_i965 and get_option('shader-cache')
991 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
994 # Determine whether or not the rt library is needed for time functions
995 if cc.has_function('clock_gettime')
998 dep_clock = cc.find_library('rt')
1001 with_gallium_drisw_kms = false
1002 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
1003 required : with_dri2 or with_dri3)
1004 if dep_libdrm.found()
1005 pre_args += '-DHAVE_LIBDRM'
1006 if with_dri_platform == 'drm' and with_dri
1007 with_gallium_drisw_kms = true
1011 # TODO: some of these may be conditional
1012 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1013 pre_args += '-DHAVE_ZLIB'
1014 dep_thread = dependency('threads')
1015 if dep_thread.found() and host_machine.system() != 'windows'
1016 pre_args += '-DHAVE_PTHREAD'
1018 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
1019 dep_elf = dependency('libelf', required : false)
1020 if not dep_elf.found()
1021 dep_elf = cc.find_library('elf')
1026 dep_expat = dependency('expat')
1027 # this only exists on linux so either this is linux and it will be found, or
1028 # its not linux and and wont
1029 dep_m = cc.find_library('m', required : false)
1031 dep_libdrm_amdgpu = []
1032 dep_libdrm_radeon = []
1033 dep_libdrm_nouveau = []
1034 dep_libdrm_etnaviv = []
1035 dep_libdrm_freedreno = []
1036 if with_amd_vk or with_gallium_radeonsi
1037 dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.90')
1039 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1040 with_gallium_r300 or with_gallium_r600)
1041 dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
1043 if with_gallium_nouveau or with_dri_nouveau
1044 dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
1046 if with_gallium_etnaviv
1047 dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
1049 if with_gallium_freedreno
1050 dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.91')
1053 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1054 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1055 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1056 if with_gallium_r600
1057 llvm_modules += 'asmparser'
1060 if with_gallium_opencl
1062 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1063 'lto', 'option', 'objcarcopts', 'profiledata',
1065 # TODO: optional modules
1068 if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1069 _llvm_version = '>= 4.0.0'
1070 elif with_gallium_opencl or with_gallium_r600
1071 _llvm_version = '>= 3.9.0'
1073 _llvm_version = '>= 3.3.0'
1076 _llvm = get_option('llvm')
1078 dep_llvm = dependency(
1079 'llvm', version : _llvm_version, modules : llvm_modules,
1080 required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1082 with_llvm = dep_llvm.found()
1083 elif _llvm == 'true'
1084 dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1091 _llvm_version = dep_llvm.version().split('.')
1092 # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1093 # that for our version checks.
1094 # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1095 # strippped as of 0.44, but we support older meson versions.
1097 # 3 digits versions in LLVM only started from 3.4.1 on
1098 if dep_llvm.version().version_compare('>= 3.4.1')
1099 _llvm_patch = _llvm_version[2]
1104 if _llvm_patch.endswith('svn')
1105 _llvm_patch = _llvm_patch.split('s')[0]
1106 elif _llvm_patch.contains('git')
1107 _llvm_patch = _llvm_patch.split('g')[0]
1110 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1111 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1113 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1114 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1119 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1120 pre_args += '-DUSE_LIBGLVND=1'
1123 if with_valgrind != 'false'
1124 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1125 if dep_valgrind.found()
1126 pre_args += '-DHAVE_VALGRIND'
1132 # pthread stubs. Lets not and say we didn't
1134 prog_bison = find_program('bison', required : with_any_opengl)
1135 prog_flex = find_program('flex', required : with_any_opengl)
1138 if get_option('selinux')
1139 dep_selinux = dependency('libselinux')
1140 pre_args += '-DMESA_SELINUX'
1143 # TODO: llvm-prefix and llvm-shared-libs
1145 if with_libunwind != 'false'
1146 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1147 if dep_unwind.found()
1148 pre_args += '-DHAVE_LIBUNWIND'
1156 if with_osmesa != 'none'
1157 if with_osmesa == 'classic' and not with_dri_swrast
1158 error('OSMesa classic requires dri (classic) swrast.')
1160 if with_osmesa == 'gallium' and not with_gallium_softpipe
1161 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1163 osmesa_lib_name = 'OSMesa'
1164 osmesa_bits = get_option('osmesa-bits')
1165 if osmesa_bits != '8'
1166 if with_dri or with_glx != 'disabled'
1167 error('OSMesa bits must be 8 if building glx or dir based drivers')
1169 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1171 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1176 # TODO: symbol mangling
1178 if with_platform_wayland
1179 prog_wl_scanner = find_program('wayland-scanner')
1180 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1181 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1182 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1183 wayland_dmabuf_xml = join_paths(
1184 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1185 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1187 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1189 prog_wl_scanner = []
1190 dep_wl_protocols = []
1191 dep_wayland_client = []
1192 dep_wayland_server = []
1193 wayland_dmabuf_xml = ''
1209 dep_xcb_present = []
1213 if with_platform_x11
1214 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1215 dep_x11 = dependency('x11')
1216 dep_xext = dependency('xext')
1217 dep_xcb = dependency('xcb')
1218 elif with_glx == 'dri'
1219 dep_x11 = dependency('x11')
1220 dep_xext = dependency('xext')
1221 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1222 dep_xfixes = dependency('xfixes')
1223 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1224 dep_xxf86vm = dependency('xxf86vm', required : false)
1226 if (with_any_vk or with_glx == 'dri' or
1227 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1228 with_gallium_omx != 'disabled'))
1229 dep_xcb = dependency('xcb')
1230 dep_x11_xcb = dependency('x11-xcb')
1232 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1233 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1236 pre_args += '-DHAVE_DRI3'
1237 dep_xcb_dri3 = dependency('xcb-dri3', version : '>= 1.13')
1238 dep_xcb_present = dependency('xcb-present')
1239 dep_xcb_sync = dependency('xcb-sync')
1240 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1243 if with_glx == 'dri'
1244 if with_dri_platform == 'drm'
1245 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1247 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1250 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1251 with_gallium_omx != 'disabled'))
1252 dep_xcb_xfixes = dependency('xcb-xfixes')
1256 if get_option('gallium-extra-hud')
1257 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1260 _sensors = get_option('lmsensors')
1261 if _sensors != 'false'
1262 dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1263 if dep_lmsensors.found()
1264 pre_args += '-DHAVE_LIBSENSORS=1'
1270 # TODO: gallium tests
1272 # TODO: various libdirs
1274 # TODO: gallium driver dirs
1276 # FIXME: this is a workaround for #2326
1277 prog_touch = find_program('touch')
1278 dummy_cpp = custom_target(
1280 output : 'dummy.cpp',
1281 command : [prog_touch, '@OUTPUT@'],
1284 foreach a : pre_args
1285 add_project_arguments(a, language : ['c', 'cpp'])
1288 add_project_arguments(a, language : ['c'])
1290 foreach a : cpp_args
1291 add_project_arguments(a, language : ['cpp'])
1294 inc_include = include_directories('include')
1297 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1299 if dep_libdrm.found()
1300 gl_priv_reqs += 'libdrm >= 2.4.75'
1302 if dep_xxf86vm != [] and dep_xxf86vm.found()
1303 gl_priv_reqs += 'xxf86vm'
1305 if with_dri_platform == 'drm'
1306 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1310 if dep_thread.found()
1311 gl_priv_libs += ['-lpthread', '-pthread']
1314 gl_priv_libs += '-lm'
1316 if dep_dl != [] and dep_dl.found()
1317 gl_priv_libs += '-ldl'
1320 pkg = import('pkgconfig')
1322 env_test = environment()
1323 env_test.set('NM', find_program('nm').path())