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 null_dep = dependency('', required : false)
34 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
36 # Arguments for the preprocessor, put these in a separate array from the C and
37 # C++ (cpp in meson terminology) arguments since they need to be added to the
38 # default arguments for both C and C++.
40 '-D__STDC_CONSTANT_MACROS',
41 '-D__STDC_FORMAT_MACROS',
42 '-D__STDC_LIMIT_MACROS',
43 '-DVERSION="@0@"'.format(meson.project_version()),
44 '-DPACKAGE_VERSION=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_osmesa = get_option('osmesa')
54 with_swr_arches = get_option('swr-arches').split(',')
55 with_tools = get_option('tools').split(',')
56 if with_tools.contains('all')
57 with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
59 if get_option('texture-float')
60 pre_args += '-DTEXTURE_FLOAT_ENABLED'
61 message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
64 dri_drivers_path = get_option('dri-drivers-path')
65 if dri_drivers_path == ''
66 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
68 dri_search_path = get_option('dri-search-path')
69 if dri_search_path == ''
70 dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
73 with_gles1 = get_option('gles1')
74 with_gles2 = get_option('gles2')
75 with_opengl = get_option('opengl')
76 with_any_opengl = with_opengl or with_gles1 or with_gles2
77 # Only build shared_glapi if at least one OpenGL API is enabled
78 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
81 # shared-glapi is required if at least two OpenGL APIs are being built
82 if not with_shared_glapi
83 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
84 or (with_gles2 and with_opengl))
85 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
89 # We require OpenGL for OpenGL ES
90 if (with_gles1 or with_gles2) and not with_opengl
91 error('building OpenGL ES without OpenGL is not supported.')
94 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
100 with_dri_r200 = false
101 with_dri_nouveau = false
102 with_dri_swrast = false
103 _drivers = get_option('dri-drivers')
104 if _drivers == 'auto'
105 if system_has_kms_drm
107 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
108 _drivers = 'i915,i965,r100,r200,nouveau'
109 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
112 error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
114 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
115 # only swrast would make sense here, but gallium swrast is a much better default
118 error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
122 _split = _drivers.split(',')
123 with_dri_i915 = _split.contains('i915')
124 with_dri_i965 = _split.contains('i965')
125 with_dri_r100 = _split.contains('r100')
126 with_dri_r200 = _split.contains('r200')
127 with_dri_nouveau = _split.contains('nouveau')
128 with_dri_swrast = _split.contains('swrast')
133 with_gallium_pl111 = false
134 with_gallium_radeonsi = false
135 with_gallium_r300 = false
136 with_gallium_r600 = false
137 with_gallium_nouveau = false
138 with_gallium_freedreno = false
139 with_gallium_softpipe = false
140 with_gallium_vc4 = false
141 with_gallium_vc5 = false
142 with_gallium_etnaviv = false
143 with_gallium_imx = false
144 with_gallium_tegra = false
145 with_gallium_i915 = false
146 with_gallium_svga = false
147 with_gallium_virgl = false
148 with_gallium_swr = false
149 _drivers = get_option('gallium-drivers')
150 if _drivers == 'auto'
151 if system_has_kms_drm
153 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
154 _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
155 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
156 _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,nouveau,tegra,virgl,swrast'
158 error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
160 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
163 error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
167 _split = _drivers.split(',')
168 with_gallium_pl111 = _split.contains('pl111')
169 with_gallium_radeonsi = _split.contains('radeonsi')
170 with_gallium_r300 = _split.contains('r300')
171 with_gallium_r600 = _split.contains('r600')
172 with_gallium_nouveau = _split.contains('nouveau')
173 with_gallium_freedreno = _split.contains('freedreno')
174 with_gallium_softpipe = _split.contains('swrast')
175 with_gallium_vc4 = _split.contains('vc4')
176 with_gallium_vc5 = _split.contains('vc5')
177 with_gallium_etnaviv = _split.contains('etnaviv')
178 with_gallium_imx = _split.contains('imx')
179 with_gallium_tegra = _split.contains('tegra')
180 with_gallium_i915 = _split.contains('i915')
181 with_gallium_svga = _split.contains('svga')
182 with_gallium_virgl = _split.contains('virgl')
183 with_gallium_swr = _split.contains('swr')
185 if system_has_kms_drm
186 _glx = get_option('glx')
187 _egl = get_option('egl')
188 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
194 with_intel_vk = false
197 _vulkan_drivers = get_option('vulkan-drivers')
198 if _vulkan_drivers == 'auto'
199 if system_has_kms_drm
200 if host_machine.cpu_family().startswith('x86')
201 _vulkan_drivers = 'amd,intel'
203 error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
205 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
206 # No vulkan driver supports windows or macOS currently
209 error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
212 if _vulkan_drivers != ''
213 _split = _vulkan_drivers.split(',')
214 with_intel_vk = _split.contains('intel')
215 with_amd_vk = _split.contains('amd')
216 with_any_vk = with_amd_vk or with_intel_vk
219 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
220 error('Only one swrast provider can be built')
222 if with_dri_i915 and with_gallium_i915
223 error('Only one i915 provider can be built')
225 if with_gallium_imx and not with_gallium_etnaviv
226 error('IMX driver requires etnaviv driver')
228 if with_gallium_pl111 and not with_gallium_vc4
229 error('pl111 driver requires vc4 driver')
231 if with_gallium_tegra and not with_gallium_nouveau
232 error('tegra driver requires nouveau driver')
235 if host_machine.system() == 'darwin'
236 with_dri_platform = 'apple'
237 elif ['windows', 'cygwin'].contains(host_machine.system())
238 with_dri_platform = 'windows'
239 elif system_has_kms_drm
240 with_dri_platform = 'drm'
242 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
243 # assert here that one of those cases has been met.
244 # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
245 # support Hurd at time of writing (2017/11)
246 # FIXME: illumos ends up here as well
247 with_dri_platform = 'none'
250 with_platform_android = false
251 with_platform_wayland = false
252 with_platform_x11 = false
253 with_platform_drm = false
254 with_platform_surfaceless = false
255 egl_native_platform = ''
256 _platforms = get_option('platforms')
257 if _platforms == 'auto'
258 if system_has_kms_drm
259 _platforms = 'x11,wayland,drm,surfaceless'
260 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
261 _platforms = 'x11,surfaceless'
262 elif ['haiku'].contains(host_machine.system())
265 error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
269 _split = _platforms.split(',')
270 with_platform_android = _split.contains('android')
271 with_platform_x11 = _split.contains('x11')
272 with_platform_wayland = _split.contains('wayland')
273 with_platform_drm = _split.contains('drm')
274 with_platform_haiku = _split.contains('haiku')
275 with_platform_surfaceless = _split.contains('surfaceless')
276 egl_native_platform = _split[0]
279 with_glx = get_option('glx')
280 if with_glx == 'auto'
283 elif with_platform_haiku
284 with_glx = 'disabled'
286 # Even when building just gallium drivers the user probably wants dri
289 elif with_platform_x11 and with_any_opengl and not with_any_vk
290 # The automatic behavior should not be to turn on xlib based glx when
291 # building only vulkan drivers
294 with_glx = 'disabled'
298 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
302 with_any_opengl = false
303 with_shared_glapi = false
306 _gbm = get_option('gbm')
308 with_gbm = system_has_kms_drm and with_dri
310 with_gbm = _gbm == 'true'
312 if with_gbm and not system_has_kms_drm
313 error('GBM only supports DRM/KMS platforms')
316 _egl = get_option('egl')
318 with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
321 error('EGL requires dri')
322 elif not with_shared_glapi
323 error('EGL requires shared-glapi')
324 elif egl_native_platform == ''
325 error('No platforms specified, consider -Dplatforms=drm,x11 at least')
326 elif not ['disabled', 'dri'].contains(with_glx)
327 error('EGL requires dri, but a GLX is being built without dri')
334 if with_egl and not (with_platform_drm or with_platform_surfaceless)
335 if with_gallium_radeonsi
336 error('RadeonSI requires drm or surfaceless platform when using EGL')
338 if with_gallium_virgl
339 error('Virgl requires drm or surfaceless platform when using EGL')
343 pre_args += '-DGLX_USE_TLS'
344 if with_glx != 'disabled'
345 if not (with_platform_x11 and with_any_opengl)
346 if with_glx == 'auto'
347 with_glx = 'disabled'
349 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
351 elif with_glx == 'gallium-xlib'
353 error('Gallium-xlib based GLX requires at least one gallium driver')
354 elif not with_gallium_softpipe
355 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
357 error('gallium-xlib conflicts with any dri driver')
359 elif with_glx == 'xlib'
361 error('xlib conflicts with any dri driver')
363 elif with_glx == 'dri' and not with_dri
364 error('dri based GLX requires at least one DRI driver')
368 with_glvnd = get_option('glvnd')
370 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
371 error('Cannot build glvnd support for GLX that is not DRI based.')
372 elif with_glx == 'disabled' and not with_egl
373 error('glvnd requires DRI based GLX and/or EGL')
377 # TODO: toggle for this
378 with_glx_direct = true
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'
385 _dri3 = get_option('dri3')
387 with_dri3 = system_has_kms_drm and with_dri2
389 with_dri3 = _dri3 == 'true'
392 if with_any_vk and (with_platform_x11 and not with_dri3)
393 error('Vulkan drivers require dri3 for X11 support')
395 if with_dri or with_gallium
396 if with_glx == 'disabled' and not with_egl and not with_platform_haiku
397 error('building dri or gallium drivers require at least one window system')
401 prog_pkgconfig = find_program('pkg-config')
403 _vdpau = get_option('gallium-vdpau')
404 if not system_has_kms_drm
406 error('VDPAU state tracker can only be build on unix-like OSes.')
410 elif not with_platform_x11
412 error('VDPAU state tracker requires X11 support.')
416 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
417 with_gallium_nouveau)
419 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
423 elif _vdpau == 'auto'
426 with_gallium_vdpau = _vdpau == 'true'
428 if with_gallium_vdpau
429 dep_vdpau = dependency('vdpau', version : '>= 1.1')
430 dep_vdpau = declare_dependency(
431 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
435 if with_gallium_vdpau
436 pre_args += '-DHAVE_ST_VDPAU'
438 vdpau_drivers_path = get_option('vdpau-libs-path')
439 if vdpau_drivers_path == ''
440 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
443 _xvmc = get_option('gallium-xvmc')
444 if not system_has_kms_drm
446 error('XVMC state tracker can only be build on unix-like OSes.')
450 elif not with_platform_x11
452 error('XVMC state tracker requires X11 support.')
456 elif not (with_gallium_r600 or with_gallium_nouveau)
458 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
465 with_gallium_xvmc = _xvmc == 'true'
468 dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
471 xvmc_drivers_path = get_option('xvmc-libs-path')
472 if xvmc_drivers_path == ''
473 xvmc_drivers_path = get_option('libdir')
476 _omx = get_option('gallium-omx')
477 if not system_has_kms_drm
478 if ['auto', 'disabled'].contains(_omx)
481 error('OMX state tracker can only be built on unix-like OSes.')
483 elif not (with_platform_x11 or with_platform_drm)
484 if ['auto', 'disabled'].contains(_omx)
487 error('OMX state tracker requires X11 or drm platform support.')
489 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
490 if ['auto', 'disabled'].contains(_omx)
493 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
496 with_gallium_omx = _omx
499 if ['auto', 'bellagio'].contains(_omx)
500 dep_omx = dependency(
501 'libomxil-bellagio', required : _omx == 'bellagio'
504 with_gallium_omx = 'bellagio'
507 if ['auto', 'tizonia'].contains(_omx)
508 if with_dri and with_egl
509 dep_omx = dependency(
510 'libtizonia', version : '>= 0.10.0',
511 required : _omx == 'tizonia',
514 dependency('libtizplatform', required : _omx == 'tizonia'),
515 dependency('tizilheaders', required : _omx == 'tizonia'),
517 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
518 with_gallium_omx = 'tizonia'
520 elif _omx == 'tizonia'
521 error('OMX-Tizonia state tracker requires dri and egl')
525 with_gallium_omx = 'disabled'
527 with_gallium_omx = _omx
531 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
532 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
536 omx_drivers_path = get_option('omx-libs-path')
538 if with_gallium_omx != 'disabled'
539 # Figure out where to put the omx driver.
540 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
541 # argument to meson's get_pkgconfig_variable method.
542 if omx_drivers_path == ''
543 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
544 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
545 if _omx_libdir == get_option('libdir')
546 omx_drivers_path = _omx_drivers_dir
549 # This will fail on windows. Does OMX run on windows?
550 _omx_libdir = _omx_libdir.split('/')
551 _omx_drivers_dir = _omx_drivers_dir.split('/')
552 foreach o : _omx_drivers_dir
553 if not _omx_libdir.contains(o)
557 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
562 _va = get_option('gallium-va')
563 if not system_has_kms_drm
565 error('VA state tracker can only be built on unix-like OSes.')
569 elif not (with_platform_x11 or with_platform_drm)
571 error('VA state tracker requires X11 or drm or wayland platform support.')
575 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
577 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
584 with_gallium_va = _va == 'true'
587 dep_va = dependency('libva', version : '>= 0.38.0')
588 dep_va_headers = declare_dependency(
589 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
593 va_drivers_path = get_option('va-libs-path')
594 if va_drivers_path == ''
595 va_drivers_path = join_paths(get_option('libdir'), 'dri')
598 _xa = get_option('gallium-xa')
599 if not system_has_kms_drm
601 error('XA state tracker can only be built on unix-like OSes.')
605 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
606 or with_gallium_svga)
608 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
613 with_gallium_xa = _xa != 'false'
615 d3d_drivers_path = get_option('d3d-drivers-path')
616 if d3d_drivers_path == ''
617 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
620 with_gallium_st_nine = get_option('gallium-nine')
621 if with_gallium_st_nine
622 if not with_gallium_softpipe
623 error('The nine state tracker requires gallium softpipe/llvmpipe.')
624 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
625 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
626 error('The nine state tracker requires at least on non-swrast gallium driver.')
629 error('Using nine with wine requires dri3')
633 _opencl = get_option('gallium-opencl')
634 if _opencl != 'disabled'
636 error('OpenCL Clover implementation requires at least one gallium driver.')
640 dep_clc = dependency('libclc')
641 with_gallium_opencl = true
642 with_opencl_icd = _opencl == 'icd'
645 with_gallium_opencl = false
646 with_gallium_icd = false
649 gl_pkgconfig_c_flags = []
651 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
652 pre_args += '-DHAVE_X11_PLATFORM'
654 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
655 pre_args += '-DUSE_XSHM'
657 pre_args += '-DGLX_INDIRECT_RENDERING'
659 pre_args += '-DGLX_DIRECT_RENDERING'
661 if with_dri_platform == 'drm'
662 pre_args += '-DGLX_USE_DRM'
663 elif with_dri_platform == 'apple'
664 pre_args += '-DGLX_USE_APPLEGL'
665 elif with_dri_platform == 'windows'
666 pre_args += '-DGLX_USE_WINDOWSGL'
670 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
671 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
674 if with_egl and not with_gbm
675 error('EGL drm platform requires gbm')
677 pre_args += '-DHAVE_DRM_PLATFORM'
679 if with_platform_surfaceless
680 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
682 if with_platform_android
684 dependency('cutils'),
685 dependency('hardware'),
688 pre_args += '-DHAVE_ANDROID_PLATFORM'
690 if with_platform_haiku
691 pre_args += '-DHAVE_HAIKU_PLATFORM'
694 prog_python2 = find_program('python2')
695 has_mako = run_command(prog_python2, '-c', 'import mako')
696 if has_mako.returncode() != 0
697 error('Python (2.x) mako module required to build mesa.')
700 cc = meson.get_compiler('c')
701 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
702 error('When using GCC, version 4.4.6 or later is required.')
705 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
706 if get_option('buildtype') == 'debug'
707 pre_args += '-DDEBUG'
710 if get_option('shader-cache')
711 pre_args += '-DENABLE_SHADER_CACHE'
713 error('Radv requires shader cache support')
716 # Check for GCC style builtins
717 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
718 'ffsll', 'popcount', 'popcountll', 'unreachable']
719 if cc.has_function(b)
720 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
724 # check for GCC __attribute__
725 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
726 'warn_unused_result', 'weak',]
727 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
728 name : '__attribute__((@0@))'.format(a))
729 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
732 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
733 name : '__attribute__((format(...)))')
734 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
736 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
737 name : '__attribute__((packed))')
738 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
740 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
741 name : '__attribute__((returns_nonnull))')
742 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
744 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
745 int foo_hid(void) __attribute__((visibility("hidden")));
746 int foo_int(void) __attribute__((visibility("internal")));
747 int foo_pro(void) __attribute__((visibility("protected")));''',
748 name : '__attribute__((visibility(...)))')
749 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
751 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
752 name : '__attribute__((alias(...)))')
753 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
755 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
756 name : '__attribute__((__noreturn__))')
757 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
760 # TODO: this is very incomplete
761 if ['linux', 'cygwin'].contains(host_machine.system())
762 pre_args += '-D_GNU_SOURCE'
765 # Check for generic C arguments
767 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
768 '-Werror=missing-prototypes', '-fno-math-errno',
769 '-fno-trapping-math', '-Qunused-arguments']
770 if cc.has_argument(a)
775 if cc.has_argument('-fvisibility=hidden')
776 c_vis_args += '-fvisibility=hidden'
779 # Check for generic C++ arguments
780 cpp = meson.get_compiler('cpp')
782 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
783 '-Qunused-arguments']
784 if cpp.has_argument(a)
789 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
790 # option is not supported. Hence, check for -Wfoo instead.
791 if cpp.has_argument('-Wnon-virtual-dtor')
792 cpp_args += '-Wno-non-virtual-dtor'
795 no_override_init_args = []
796 foreach a : ['override-init', 'initializer-overrides']
797 if cc.has_argument('-W' + a)
798 no_override_init_args += '-Wno-' + a
803 if cpp.has_argument('-fvisibility=hidden')
804 cpp_vis_args += '-fvisibility=hidden'
807 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
808 # in parts of the mesa code base that need to compile with old versions of
809 # MSVC, mainly common code
810 c_msvc_compat_args = []
811 cpp_msvc_compat_args = []
812 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
813 if cc.has_argument(a)
814 c_msvc_compat_args += a
816 if cpp.has_argument(a)
817 cpp_msvc_compat_args += a
821 if host_machine.cpu_family().startswith('x86')
822 pre_args += '-DUSE_SSE41'
824 sse41_args = ['-msse4.1']
826 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
827 # that's not guaranteed
828 if host_machine.cpu_family() == 'x86'
829 sse41_args += '-mstackrealign'
836 # Check for GCC style atomics
837 dep_atomic = null_dep
839 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
840 name : 'GCC atomic builtins')
841 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
843 # Not all atomic calls can be turned into lock-free instructions, in which
844 # GCC will make calls into the libatomic library. Check whether we need to
845 # link with -latomic.
847 # This can happen for 64-bit atomic operations on 32-bit architectures such
849 if not cc.links('''#include <stdint.h>
852 return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
854 name : 'GCC atomic builtins required -latomic')
855 dep_atomic = cc.find_library('atomic')
858 if not cc.links('''#include <stdint.h>
861 return __sync_add_and_fetch(&v, (uint64_t)1);
863 name : 'GCC 64bit atomics')
864 pre_args += '-DMISSING_64_BIT_ATOMICS'
869 # TODO: shared/static? Is this even worth doing?
871 # Building x86 assembly code requires running x86 binaries. It is possible for
872 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
873 # TODO: it should be possible to use an exe_wrapper to run the binary during
875 if meson.is_cross_build()
876 if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
877 and build_machine.system() == host_machine.system())
878 message('Cross compiling to x86 from non-x86, disabling asm')
885 # TODO: SPARC and PPC
886 if host_machine.cpu_family() == 'x86'
887 if system_has_kms_drm
888 with_asm_arch = 'x86'
889 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
892 elif host_machine.cpu_family() == 'x86_64'
893 if system_has_kms_drm
894 with_asm_arch = 'x86_64'
895 pre_args += ['-DUSE_X86_64_ASM']
897 elif host_machine.cpu_family() == 'arm'
898 if system_has_kms_drm
899 with_asm_arch = 'arm'
900 pre_args += ['-DUSE_ARM_ASM']
902 elif host_machine.cpu_family() == 'aarch64'
903 if system_has_kms_drm
904 with_asm_arch = 'aarch64'
905 pre_args += ['-DUSE_AARCH64_ASM']
910 # Check for standard headers and functions
911 if cc.has_header_symbol('sys/sysmacros.h', 'major')
912 pre_args += '-DMAJOR_IN_SYSMACROS'
913 elif cc.has_header_symbol('sys/mkdev.h', 'major')
914 pre_args += '-DMAJOR_IN_MKDEV'
917 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h']
918 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
919 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
923 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
924 if cc.has_function(f)
925 pre_args += '-DHAVE_@0@'.format(f.to_upper())
929 # strtod locale support
934 #ifdef HAVE_XLOCALE_H
938 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
939 const char *s = "1.0";
941 double d = strtod_l(s, end, loc);
942 float f = strtof_l(s, end, loc);
946 extra_args : pre_args,
947 name : 'strtod has locale support')
948 pre_args += '-DHAVE_STRTOD_L'
951 # Check for some linker flags
952 ld_args_bsymbolic = []
953 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
954 ld_args_bsymbolic += '-Wl,-Bsymbolic'
956 ld_args_gc_sections = []
957 if cc.links('static char unused() { return 5; } int main() { return 0; }',
958 args : '-Wl,--gc-sections', name : 'gc-sections')
959 ld_args_gc_sections += '-Wl,--gc-sections'
961 with_ld_version_script = false
962 if cc.links('int main() { return 0; }',
963 args : '-Wl,--version-script=@0@'.format(
964 join_paths(meson.source_root(), 'build-support/conftest.map')),
965 name : 'version-script')
966 with_ld_version_script = true
968 with_ld_dynamic_list = false
969 if cc.links('int main() { return 0; }',
970 args : '-Wl,--dynamic-list=@0@'.format(
971 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
972 name : 'dynamic-list')
973 with_ld_dynamic_list = true
975 ld_args_build_id = []
976 if build_machine.system() != 'darwin'
977 ld_args_build_id += '-Wl,--build-id=sha1'
980 # check for dl support
981 if cc.has_function('dlopen')
984 dep_dl = cc.find_library('dl')
986 if cc.has_function('dladdr', dependencies : dep_dl)
987 # This is really only required for megadrivers
988 pre_args += '-DHAVE_DLADDR'
991 if cc.has_function('dl_iterate_phdr')
992 pre_args += '-DHAVE_DL_ITERATE_PHDR'
994 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
995 elif with_dri_i965 and get_option('shader-cache')
996 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
999 # Determine whether or not the rt library is needed for time functions
1000 if cc.has_function('clock_gettime')
1001 dep_clock = null_dep
1003 dep_clock = cc.find_library('rt')
1006 # TODO: some of these may be conditional
1007 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1008 pre_args += '-DHAVE_ZLIB'
1009 dep_thread = dependency('threads')
1010 if dep_thread.found() and host_machine.system() != 'windows'
1011 pre_args += '-DHAVE_PTHREAD'
1013 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
1014 dep_elf = dependency('libelf', required : false)
1015 if not dep_elf.found()
1016 dep_elf = cc.find_library('elf')
1021 dep_expat = dependency('expat')
1022 # this only exists on linux so either this is linux and it will be found, or
1023 # its not linux and and wont
1024 dep_m = cc.find_library('m', required : false)
1026 # Check for libdrm. various drivers have different libdrm version requirements,
1027 # but we always want to use the same version for all libdrm modules. That means
1028 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1029 # bar are both on use 2.4.3 for both of them
1030 dep_libdrm_amdgpu = null_dep
1031 dep_libdrm_radeon = null_dep
1032 dep_libdrm_nouveau = null_dep
1033 dep_libdrm_etnaviv = null_dep
1034 dep_libdrm_freedreno = null_dep
1035 dep_libdrm_intel = null_dep
1037 _drm_amdgpu_ver = '2.4.91'
1038 _drm_radeon_ver = '2.4.71'
1039 _drm_nouveau_ver = '2.4.66'
1040 _drm_etnaviv_ver = '2.4.89'
1041 _drm_freedreno_ver = '2.4.91'
1042 _drm_intel_ver = '2.4.75'
1046 ['intel', with_dri_i915 or with_gallium_i915],
1047 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1048 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1049 with_gallium_r300 or with_gallium_r600)],
1050 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1051 ['etnaviv', with_gallium_etnaviv],
1052 ['freedreno', with_gallium_freedreno],
1055 # Loop over the enables versions and get the highest libdrm requirement for all
1057 foreach d : _libdrm_checks
1058 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1059 if d[1] and ver.version_compare('>' + _drm_ver)
1064 # Then get each libdrm module
1065 foreach d : _libdrm_checks
1068 'dep_libdrm_' + d[0],
1069 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1074 with_gallium_drisw_kms = false
1075 dep_libdrm = dependency(
1076 'libdrm', version : '>=' + _drm_ver,
1077 required : with_dri2 or with_dri3
1079 if dep_libdrm.found()
1080 pre_args += '-DHAVE_LIBDRM'
1081 if with_dri_platform == 'drm' and with_dri
1082 with_gallium_drisw_kms = true
1086 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1087 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1088 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1089 if with_gallium_r600
1090 llvm_modules += 'asmparser'
1093 if with_gallium_opencl
1095 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1096 'lto', 'option', 'objcarcopts', 'profiledata',
1098 # TODO: optional modules
1101 if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1102 _llvm_version = '>= 4.0.0'
1103 elif with_gallium_opencl or with_gallium_r600
1104 _llvm_version = '>= 3.9.0'
1106 _llvm_version = '>= 3.3.0'
1109 _llvm = get_option('llvm')
1111 dep_llvm = dependency(
1112 'llvm', version : _llvm_version, modules : llvm_modules,
1113 required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1115 with_llvm = dep_llvm.found()
1116 elif _llvm == 'true'
1117 dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1124 _llvm_version = dep_llvm.version().split('.')
1125 # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1126 # that for our version checks.
1127 # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1128 # strippped as of 0.44, but we support older meson versions.
1130 # 3 digits versions in LLVM only started from 3.4.1 on
1131 if dep_llvm.version().version_compare('>= 3.4.1')
1132 _llvm_patch = _llvm_version[2]
1137 if _llvm_patch.endswith('svn')
1138 _llvm_patch = _llvm_patch.split('s')[0]
1139 elif _llvm_patch.contains('git')
1140 _llvm_patch = _llvm_patch.split('g')[0]
1143 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1144 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1146 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1147 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1150 dep_glvnd = null_dep
1152 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1153 pre_args += '-DUSE_LIBGLVND=1'
1156 if with_valgrind != 'false'
1157 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1158 if dep_valgrind.found()
1159 pre_args += '-DHAVE_VALGRIND'
1162 dep_valgrind = null_dep
1165 # pthread stubs. Lets not and say we didn't
1167 prog_bison = find_program('bison', required : with_any_opengl)
1168 prog_flex = find_program('flex', required : with_any_opengl)
1170 dep_selinux = null_dep
1171 if get_option('selinux')
1172 dep_selinux = dependency('libselinux')
1173 pre_args += '-DMESA_SELINUX'
1176 # TODO: llvm-prefix and llvm-shared-libs
1178 if with_libunwind != 'false'
1179 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1180 if dep_unwind.found()
1181 pre_args += '-DHAVE_LIBUNWIND'
1184 dep_unwind = null_dep
1189 if with_osmesa != 'none'
1190 if with_osmesa == 'classic' and not with_dri_swrast
1191 error('OSMesa classic requires dri (classic) swrast.')
1193 if with_osmesa == 'gallium' and not with_gallium_softpipe
1194 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1196 osmesa_lib_name = 'OSMesa'
1197 osmesa_bits = get_option('osmesa-bits')
1198 if osmesa_bits != '8'
1199 if with_dri or with_glx != 'disabled'
1200 error('OSMesa bits must be 8 if building glx or dir based drivers')
1202 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1204 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1209 # TODO: symbol mangling
1211 if with_platform_wayland
1212 prog_wl_scanner = find_program('wayland-scanner')
1213 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1214 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1215 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1216 wayland_dmabuf_xml = join_paths(
1217 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1218 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1220 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1222 prog_wl_scanner = []
1223 dep_wl_protocols = null_dep
1224 dep_wayland_client = null_dep
1225 dep_wayland_server = null_dep
1226 wayland_dmabuf_xml = ''
1231 dep_xdamage = null_dep
1232 dep_xfixes = null_dep
1233 dep_x11_xcb = null_dep
1235 dep_xcb_glx = null_dep
1236 dep_xcb_dri2 = null_dep
1237 dep_xcb_dri3 = null_dep
1238 dep_dri2proto = null_dep
1239 dep_glproto = null_dep
1240 dep_xxf86vm = null_dep
1241 dep_xcb_dri3 = null_dep
1242 dep_xcb_present = null_dep
1243 dep_xcb_sync = null_dep
1244 dep_xcb_xfixes = null_dep
1245 dep_xshmfence = null_dep
1246 if with_platform_x11
1247 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1248 dep_x11 = dependency('x11')
1249 dep_xext = dependency('xext')
1250 dep_xcb = dependency('xcb')
1251 elif with_glx == 'dri'
1252 dep_x11 = dependency('x11')
1253 dep_xext = dependency('xext')
1254 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1255 dep_xfixes = dependency('xfixes')
1256 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1257 dep_xxf86vm = dependency('xxf86vm', required : false)
1259 if (with_any_vk or with_glx == 'dri' or
1260 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1261 with_gallium_omx != 'disabled'))
1262 dep_xcb = dependency('xcb')
1263 dep_x11_xcb = dependency('x11-xcb')
1265 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1266 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1269 pre_args += '-DHAVE_DRI3'
1270 dep_xcb_dri3 = dependency('xcb-dri3')
1271 dep_xcb_present = dependency('xcb-present')
1272 # until xcb-dri3 has been around long enough to make a hard-dependency:
1273 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1274 dep_xcb_present.version().version_compare('>= 1.13'))
1275 pre_args += '-DHAVE_DRI3_MODIFIERS'
1277 dep_xcb_sync = dependency('xcb-sync')
1278 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1281 if with_glx == 'dri'
1282 if with_dri_platform == 'drm'
1283 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1285 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1288 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1289 with_gallium_omx != 'disabled'))
1290 dep_xcb_xfixes = dependency('xcb-xfixes')
1294 if get_option('gallium-extra-hud')
1295 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1298 _sensors = get_option('lmsensors')
1299 if _sensors != 'false'
1300 dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1301 if dep_lmsensors.found()
1302 pre_args += '-DHAVE_LIBSENSORS=1'
1305 dep_lmsensors = null_dep
1308 # TODO: gallium tests
1310 # TODO: various libdirs
1312 # TODO: gallium driver dirs
1314 # FIXME: this is a workaround for #2326
1315 prog_touch = find_program('touch')
1316 dummy_cpp = custom_target(
1318 output : 'dummy.cpp',
1319 command : [prog_touch, '@OUTPUT@'],
1322 foreach a : pre_args
1323 add_project_arguments(a, language : ['c', 'cpp'])
1326 add_project_arguments(a, language : ['c'])
1328 foreach a : cpp_args
1329 add_project_arguments(a, language : ['cpp'])
1332 inc_include = include_directories('include')
1335 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1337 if dep_libdrm.found()
1338 gl_priv_reqs += 'libdrm >= 2.4.75'
1340 if dep_xxf86vm.found()
1341 gl_priv_reqs += 'xxf86vm'
1343 if with_dri_platform == 'drm'
1344 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1348 if dep_thread.found()
1349 gl_priv_libs += ['-lpthread', '-pthread']
1352 gl_priv_libs += '-lm'
1355 gl_priv_libs += '-ldl'
1358 pkg = import('pkgconfig')
1360 env_test = environment()
1361 env_test.set('NM', find_program('nm').path())