1 # Copyright © 2017 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 # Arguments for the preprocessor, put these in a separate array from the C and
33 # C++ (cpp in meson terminology) arguments since they need to be added to the
34 # default arguments for both C and C++.
36 '-D__STDC_CONSTANT_MACROS',
37 '-D__STDC_FORMAT_MACROS',
38 '-D__STDC_LIMIT_MACROS',
39 '-DVERSION="@0@"'.format(meson.project_version()),
40 '-DPACKAGE_VERSION=VERSION',
41 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
44 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
45 with_tests = get_option('build-tests')
46 with_valgrind = get_option('valgrind')
47 with_libunwind = get_option('libunwind')
48 with_asm = get_option('asm')
49 with_osmesa = get_option('osmesa')
50 with_swr_arches = get_option('swr-arches').split(',')
51 with_tools = get_option('tools').split(',')
52 if with_tools.contains('all')
53 with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
55 if get_option('texture-float')
56 pre_args += '-DTEXTURE_FLOAT_ENABLED'
57 message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
60 dri_drivers_path = get_option('dri-drivers-path')
61 if dri_drivers_path == ''
62 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
64 dri_search_path = get_option('dri-search-path')
65 if dri_search_path == ''
66 dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
69 with_gles1 = get_option('gles1')
70 with_gles2 = get_option('gles2')
71 with_opengl = get_option('opengl')
72 with_any_opengl = with_opengl or with_gles1 or with_gles2
73 # Only build shared_glapi if at least one OpenGL API is enabled
74 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
77 # shared-glapi is required if at least two OpenGL APIs are being built
78 if not with_shared_glapi
79 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
80 or (with_gles2 and with_opengl))
81 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
85 # We require OpenGL for OpenGL ES
86 if (with_gles1 or with_gles2) and not with_opengl
87 error('building OpenGL ES without OpenGL is not supported.')
95 with_dri_nouveau = false
96 with_dri_swrast = false
97 _drivers = get_option('dri-drivers')
99 if host_machine.system() == 'linux'
101 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
102 _drivers = 'i915,i965,r100,r200,nouveau'
104 error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
106 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
107 # only swrast would make sense here, but gallium swrast is a much better default
110 error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
114 _split = _drivers.split(',')
115 with_dri_i915 = _split.contains('i915')
116 with_dri_i965 = _split.contains('i965')
117 with_dri_r100 = _split.contains('r100')
118 with_dri_r200 = _split.contains('r200')
119 with_dri_nouveau = _split.contains('nouveau')
120 with_dri_swrast = _split.contains('swrast')
125 with_gallium_pl111 = false
126 with_gallium_radeonsi = false
127 with_gallium_r300 = false
128 with_gallium_r600 = false
129 with_gallium_nouveau = false
130 with_gallium_freedreno = false
131 with_gallium_softpipe = false
132 with_gallium_vc4 = false
133 with_gallium_vc5 = false
134 with_gallium_etnaviv = false
135 with_gallium_imx = false
136 with_gallium_i915 = false
137 with_gallium_svga = false
138 with_gallium_virgl = false
139 with_gallium_swr = false
140 _drivers = get_option('gallium-drivers')
141 if _drivers == 'auto'
142 if host_machine.system() == 'linux'
144 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
145 _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
146 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
147 _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
149 error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
151 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
154 error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
158 _split = _drivers.split(',')
159 with_gallium_pl111 = _split.contains('pl111')
160 with_gallium_radeonsi = _split.contains('radeonsi')
161 with_gallium_r300 = _split.contains('r300')
162 with_gallium_r600 = _split.contains('r600')
163 with_gallium_nouveau = _split.contains('nouveau')
164 with_gallium_freedreno = _split.contains('freedreno')
165 with_gallium_softpipe = _split.contains('swrast')
166 with_gallium_vc4 = _split.contains('vc4')
167 with_gallium_vc5 = _split.contains('vc5')
168 with_gallium_etnaviv = _split.contains('etnaviv')
169 with_gallium_imx = _split.contains('imx')
170 with_gallium_i915 = _split.contains('i915')
171 with_gallium_svga = _split.contains('svga')
172 with_gallium_virgl = _split.contains('virgl')
173 with_gallium_swr = _split.contains('swr')
177 with_intel_vk = false
180 _vulkan_drivers = get_option('vulkan-drivers')
181 if _vulkan_drivers == 'auto'
182 if host_machine.system() == 'linux'
183 if host_machine.cpu_family().startswith('x86')
184 _vulkan_drivers = 'amd,intel'
186 error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
188 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
189 # No vulkan driver supports windows or macOS currently
192 error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
195 if _vulkan_drivers != ''
196 _split = _vulkan_drivers.split(',')
197 with_intel_vk = _split.contains('intel')
198 with_amd_vk = _split.contains('amd')
199 with_any_vk = with_amd_vk or with_intel_vk
202 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
203 error('Only one swrast provider can be built')
205 if with_dri_i915 and with_gallium_i915
206 error('Only one i915 provider can be built')
208 if with_gallium_imx and not with_gallium_etnaviv
209 error('IMX driver requires etnaviv driver')
211 if with_gallium_pl111 and not with_gallium_vc4
212 error('pl111 driver requires vc4 driver')
215 dep_libdrm_intel = []
216 if with_dri_i915 or with_gallium_i915
217 dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
220 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
222 if host_machine.system() == 'darwin'
223 with_dri_platform = 'apple'
224 elif ['windows', 'cygwin'].contains(host_machine.system())
225 with_dri_platform = 'windows'
226 elif system_has_kms_drm
227 with_dri_platform = 'drm'
229 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
230 # assert here that one of those cases has been met.
231 # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
232 # support Hurd at time of writing (2017/11)
233 # FIXME: illumos ends up here as well
234 with_dri_platform = 'none'
237 with_platform_android = false
238 with_platform_wayland = false
239 with_platform_x11 = false
240 with_platform_drm = false
241 with_platform_surfaceless = false
242 egl_native_platform = ''
243 _platforms = get_option('platforms')
244 if _platforms == 'auto'
245 if system_has_kms_drm
246 _platforms = 'x11,wayland,drm,surfaceless'
247 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
248 _platforms = 'x11,surfaceless'
249 elif ['haiku'].contains(host_machine.system())
252 error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
256 _split = _platforms.split(',')
257 with_platform_android = _split.contains('android')
258 with_platform_x11 = _split.contains('x11')
259 with_platform_wayland = _split.contains('wayland')
260 with_platform_drm = _split.contains('drm')
261 with_platform_haiku = _split.contains('haiku')
262 with_platform_surfaceless = _split.contains('surfaceless')
263 egl_native_platform = _split[0]
266 with_glx = get_option('glx')
267 if with_glx == 'auto'
270 elif with_platform_haiku
271 with_glx = 'disabled'
273 # Even when building just gallium drivers the user probably wants dri
275 elif with_platform_x11 and with_any_opengl and not with_any_vk
276 # The automatic behavior should not be to turn on xlib based glx when
277 # building only vulkan drivers
280 with_glx = 'disabled'
289 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
293 with_any_opengl = false
294 with_shared_glapi = false
297 _gbm = get_option('gbm')
299 with_gbm = system_has_kms_drm and with_dri
301 with_gbm = _gbm == 'true'
303 if with_gbm and not system_has_kms_drm
304 error('GBM only supports DRM/KMS platforms')
307 _egl = get_option('egl')
309 with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
312 error('EGL requires dri')
313 elif not with_shared_glapi
314 error('EGL requires shared-glapi')
315 elif egl_native_platform == ''
316 error('No platforms specified, consider -Dplatforms=drm,x11 at least')
323 if with_egl and not (with_platform_drm or with_platform_surfaceless)
324 if with_gallium_radeonsi
325 error('RadeonSI requires drm or surfaceless platform when using EGL')
327 if with_gallium_virgl
328 error('Virgl requires drm or surfaceless platform when using EGL')
332 pre_args += '-DGLX_USE_TLS'
333 if with_glx != 'disabled'
334 if not (with_platform_x11 and with_any_opengl)
335 if with_glx == 'auto'
336 with_glx = 'disabled'
338 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
340 elif with_glx == 'gallium-xlib'
342 error('Gallium-xlib based GLX requires at least one gallium driver')
343 elif not with_gallium_softpipe
344 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
346 error('gallium-xlib conflicts with any dri driver')
348 elif with_glx == 'xlib'
350 error('xlib conflicts with any dri driver')
352 elif with_glx == 'dri' and not with_dri
353 error('dri based GLX requires at least one DRI driver')
357 with_glvnd = get_option('glvnd')
359 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
360 error('Cannot build glvnd support for GLX that is not DRI based.')
361 elif with_glx == 'disabled' and not with_egl
362 error('glvnd requires DRI based GLX and/or EGL')
366 # TODO: toggle for this
367 with_glx_direct = true
369 if with_vulkan_icd_dir == ''
370 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
373 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
374 _dri3 = get_option('dri3')
376 with_dri3 = system_has_kms_drm and with_dri2
378 with_dri3 = _dri3 == 'true'
381 if with_any_vk and (with_platform_x11 and not with_dri3)
382 error('Vulkan drivers require dri3 for X11 support')
384 if with_dri or with_gallium
385 if with_glx == 'disabled' and not with_egl and not with_platform_haiku
386 error('building dri or gallium drivers require at least one window system')
390 prog_pkgconfig = find_program('pkg-config')
392 _vdpau = get_option('gallium-vdpau')
393 if not system_has_kms_drm
395 error('VDPAU state tracker can only be build on unix-like OSes.')
399 elif not with_platform_x11
401 error('VDPAU state tracker requires X11 support.')
405 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
406 with_gallium_nouveau)
408 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
412 elif _vdpau == 'auto'
415 with_gallium_vdpau = _vdpau == 'true'
417 if with_gallium_vdpau
418 dep_vdpau = dependency('vdpau', version : '>= 1.1')
419 dep_vdpau = declare_dependency(
420 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
424 if with_gallium_vdpau
425 pre_args += '-DHAVE_ST_VDPAU'
427 vdpau_drivers_path = get_option('vdpau-libs-path')
428 if vdpau_drivers_path == ''
429 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
432 _xvmc = get_option('gallium-xvmc')
433 if not system_has_kms_drm
435 error('XVMC state tracker can only be build on unix-like OSes.')
439 elif not with_platform_x11
441 error('XVMC state tracker requires X11 support.')
445 elif not (with_gallium_r600 or with_gallium_nouveau)
447 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
454 with_gallium_xvmc = _xvmc == 'true'
457 dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
460 xvmc_drivers_path = get_option('xvmc-libs-path')
461 if xvmc_drivers_path == ''
462 xvmc_drivers_path = get_option('libdir')
465 _omx = get_option('gallium-omx')
466 if not system_has_kms_drm
467 if _omx != 'disabled'
468 error('OMX state tracker can only be built on unix-like OSes.')
472 elif not (with_platform_x11 or with_platform_drm)
473 if _omx != 'disabled'
474 error('OMX state tracker requires X11 or drm platform support.')
478 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
479 if _omx != 'disabled'
480 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
485 with_gallium_omx = _omx != 'disabled'
488 if gallium_omx == 'bellagio'
489 dep_omx = dependency('libomxil-bellagio')
492 omx_drivers_path = get_option('omx-libs-path')
494 # Figure out where to put the omx driver.
495 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
496 # argument to meson's get_pkgconfig_variable method.
497 if omx_drivers_path == ''
498 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
499 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
500 if _omx_libdir == get_option('libdir')
501 omx_drivers_path = _omx_drivers_dir
504 # This will fail on windows. Does OMX run on windows?
505 _omx_libdir = _omx_libdir.split('/')
506 _omx_drivers_dir = _omx_drivers_dir.split('/')
507 foreach o : _omx_drivers_dir
508 if not _omx_libdir.contains(o)
512 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
517 _va = get_option('gallium-va')
518 if not system_has_kms_drm
520 error('VA state tracker can only be built on unix-like OSes.')
524 elif not (with_platform_x11 or with_platform_drm)
526 error('VA state tracker requires X11 or drm or wayland platform support.')
530 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
532 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
539 with_gallium_va = _va == 'true'
542 dep_va = dependency('libva', version : '>= 0.38.0')
543 dep_va_headers = declare_dependency(
544 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
548 va_drivers_path = get_option('va-libs-path')
549 if va_drivers_path == ''
550 va_drivers_path = join_paths(get_option('libdir'), 'dri')
553 _xa = get_option('gallium-xa')
554 if not system_has_kms_drm
556 error('XA state tracker can only be built on unix-like OSes.')
560 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
561 or with_gallium_svga)
563 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
568 with_gallium_xa = _xa != 'false'
570 d3d_drivers_path = get_option('d3d-drivers-path')
571 if d3d_drivers_path == ''
572 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
575 with_gallium_st_nine = get_option('gallium-nine')
576 if with_gallium_st_nine
577 if not with_gallium_softpipe
578 error('The nine state tracker requires gallium softpipe/llvmpipe.')
579 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
580 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
581 error('The nine state tracker requires at least on non-swrast gallium driver.')
584 error('Using nine with wine requires dri3')
588 _opencl = get_option('gallium-opencl')
589 if _opencl != 'disabled'
591 error('OpenCL Clover implementation requires at least one gallium driver.')
595 dep_clc = dependency('libclc')
596 with_gallium_opencl = true
597 with_opencl_icd = _opencl == 'icd'
600 with_gallium_opencl = false
601 with_gallium_icd = false
604 gl_pkgconfig_c_flags = []
606 if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
607 pre_args += '-DHAVE_X11_PLATFORM'
609 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
610 pre_args += '-DUSE_XSHM'
612 pre_args += '-DGLX_INDIRECT_RENDERING'
614 pre_args += '-DGLX_DIRECT_RENDERING'
616 if with_dri_platform == 'drm'
617 pre_args += '-DGLX_USE_DRM'
618 elif with_dri_platform == 'apple'
619 pre_args += '-DGLX_USE_APPLEGL'
620 elif with_dri_platform == 'windows'
621 pre_args += '-DGLX_USE_WINDOWSGL'
625 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
626 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
629 if with_egl and not with_gbm
630 error('EGL drm platform requires gbm')
632 pre_args += '-DHAVE_DRM_PLATFORM'
634 if with_platform_surfaceless
635 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
637 if with_platform_android
639 dependency('cutils'),
640 dependency('hardware'),
643 pre_args += '-DHAVE_ANDROID_PLATFORM'
645 if with_platform_haiku
646 pre_args += '-DHAVE_HAIKU_PLATFORM'
649 prog_python2 = find_program('python2')
650 has_mako = run_command(prog_python2, '-c', 'import mako')
651 if has_mako.returncode() != 0
652 error('Python (2.x) mako module required to build mesa.')
655 cc = meson.get_compiler('c')
656 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
657 error('When using GCC, version 4.4.6 or later is required.')
660 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
661 if get_option('buildtype') == 'debug'
662 pre_args += '-DDEBUG'
665 if get_option('shader-cache')
666 pre_args += '-DENABLE_SHADER_CACHE'
668 error('Radv requires shader cache support')
671 # Check for GCC style builtins
672 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
673 'ffsll', 'popcount', 'popcountll', 'unreachable']
674 if cc.has_function(b)
675 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
679 # check for GCC __attribute__
680 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
681 'warn_unused_result', 'weak',]
682 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
683 name : '__attribute__((@0@))'.format(a))
684 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
687 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
688 name : '__attribute__((format(...)))')
689 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
691 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
692 name : '__attribute__((packed))')
693 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
695 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
696 name : '__attribute__((returns_nonnull))')
697 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
699 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
700 int foo_hid(void) __attribute__((visibility("hidden")));
701 int foo_int(void) __attribute__((visibility("internal")));
702 int foo_pro(void) __attribute__((visibility("protected")));''',
703 name : '__attribute__((visibility(...)))')
704 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
706 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
707 name : '__attribute__((alias(...)))')
708 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
710 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
711 name : '__attribute__((__noreturn__))')
712 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
715 # TODO: this is very incomplete
716 if ['linux', 'cygwin'].contains(host_machine.system())
717 pre_args += '-D_GNU_SOURCE'
720 # Check for generic C arguments
722 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
723 '-Werror=missing-prototypes', '-fno-math-errno',
724 '-fno-trapping-math', '-Qunused-arguments']
725 if cc.has_argument(a)
730 if cc.has_argument('-fvisibility=hidden')
731 c_vis_args += '-fvisibility=hidden'
734 # Check for generic C++ arguments
735 cpp = meson.get_compiler('cpp')
737 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
738 '-Qunused-arguments']
739 if cpp.has_argument(a)
744 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
745 # option is not supported. Hence, check for -Wfoo instead.
746 if cpp.has_argument('-Wnon-virtual-dtor')
747 cpp_args += '-Wno-non-virtual-dtor'
750 no_override_init_args = []
751 foreach a : ['override-init', 'initializer-overrides']
752 if cc.has_argument('-W' + a)
753 no_override_init_args += '-Wno-' + a
758 if cpp.has_argument('-fvisibility=hidden')
759 cpp_vis_args += '-fvisibility=hidden'
762 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
763 # in parts of the mesa code base that need to compile with old versions of
764 # MSVC, mainly common code
765 c_msvc_compat_args = []
766 cpp_msvc_compat_args = []
767 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
768 if cc.has_argument(a)
769 c_msvc_compat_args += a
771 if cpp.has_argument(a)
772 cpp_msvc_compat_args += a
776 if host_machine.cpu_family().startswith('x86')
777 pre_args += '-DUSE_SSE41'
779 sse41_args = ['-msse4.1']
781 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
782 # that's not guaranteed
783 if host_machine.cpu_family() == 'x86'
784 sse41_args += '-mstackrealign'
791 # Check for GCC style atomics
792 dep_atomic = declare_dependency()
794 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
795 name : 'GCC atomic builtins')
796 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
798 # Not all atomic calls can be turned into lock-free instructions, in which
799 # GCC will make calls into the libatomic library. Check whether we need to
800 # link with -latomic.
802 # This can happen for 64-bit atomic operations on 32-bit architectures such
804 if not cc.links('''#include <stdint.h>
807 return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
809 name : 'GCC atomic builtins required -latomic')
810 dep_atomic = cc.find_library('atomic')
813 if not cc.links('''#include <stdint.h>
816 return __sync_add_and_fetch(&v, (uint64_t)1);
818 name : 'GCC 64bit atomics')
819 pre_args += '-DMISSING_64_BIT_ATOMICS'
824 # TODO: shared/static? Is this even worth doing?
826 # Building x86 assembly code requires running x86 binaries. It is possible for
827 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
828 # TODO: it should be possible to use an exe_wrapper to run the binary during
830 if meson.is_cross_build()
831 if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
832 and build_machine.system() == host_machine.system())
833 message('Cross compiling to x86 from non-x86, disabling asm')
840 # TODO: SPARC and PPC
841 if host_machine.cpu_family() == 'x86'
842 if system_has_kms_drm
843 with_asm_arch = 'x86'
844 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
847 elif host_machine.cpu_family() == 'x86_64'
848 if system_has_kms_drm
849 with_asm_arch = 'x86_64'
850 pre_args += ['-DUSE_X86_64_ASM']
852 elif host_machine.cpu_family() == 'arm'
853 if system_has_kms_drm
854 with_asm_arch = 'arm'
855 pre_args += ['-DUSE_ARM_ASM']
857 elif host_machine.cpu_family() == 'aarch64'
858 if system_has_kms_drm
859 with_asm_arch = 'aarch64'
860 pre_args += ['-DUSE_AARCH64_ASM']
865 # Check for standard headers and functions
866 if cc.has_header_symbol('sys/sysmacros.h', 'major')
867 pre_args += '-DMAJOR_IN_SYSMACROS'
868 elif cc.has_header_symbol('sys/mkdev.h', 'major')
869 pre_args += '-DMAJOR_IN_MKDEV'
872 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
874 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
878 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
879 if cc.has_function(f)
880 pre_args += '-DHAVE_@0@'.format(f.to_upper())
884 # strtod locale support
889 #ifdef HAVE_XLOCALE_H
893 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
894 const char *s = "1.0";
896 double d = strtod_l(s, end, loc);
897 float f = strtof_l(s, end, loc);
901 extra_args : pre_args,
902 name : 'strtod has locale support')
903 pre_args += '-DHAVE_STRTOD_L'
906 # Check for some linker flags
907 ld_args_bsymbolic = []
908 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
909 ld_args_bsymbolic += '-Wl,-Bsymbolic'
911 ld_args_gc_sections = []
912 if cc.links('static char unused() { return 5; } int main() { return 0; }',
913 args : '-Wl,--gc-sections', name : 'gc-sections')
914 ld_args_gc_sections += '-Wl,--gc-sections'
916 with_ld_version_script = false
917 if cc.links('int main() { return 0; }',
918 args : '-Wl,--version-script=@0@'.format(
919 join_paths(meson.source_root(), 'build-support/conftest.map')),
920 name : 'version-script')
921 with_ld_version_script = true
923 with_ld_dynamic_list = false
924 if cc.links('int main() { return 0; }',
925 args : '-Wl,--dynamic-list=@0@'.format(
926 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
927 name : 'dynamic-list')
928 with_ld_dynamic_list = true
930 ld_args_build_id = []
931 if build_machine.system() != 'darwin'
932 ld_args_build_id += '-Wl,--build-id=sha1'
935 # check for dl support
936 if cc.has_function('dlopen')
939 dep_dl = cc.find_library('dl')
941 if cc.has_function('dladdr', dependencies : dep_dl)
942 # This is really only required for megadrivers
943 pre_args += '-DHAVE_DLADDR'
946 if cc.has_function('dl_iterate_phdr')
947 pre_args += '-DHAVE_DL_ITERATE_PHDR'
949 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
950 elif with_dri_i965 and get_option('shader-cache')
951 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
954 # Determine whether or not the rt library is needed for time functions
955 if cc.has_function('clock_gettime')
958 dep_clock = cc.find_library('rt')
961 with_gallium_drisw_kms = false
962 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
963 required : with_dri2 or with_dri3)
964 if dep_libdrm.found()
965 pre_args += '-DHAVE_LIBDRM'
966 if with_dri_platform == 'drm' and with_dri
967 with_gallium_drisw_kms = true
971 # TODO: some of these may be conditional
972 dep_zlib = dependency('zlib', version : '>= 1.2.3')
973 pre_args += '-DHAVE_ZLIB'
974 dep_thread = dependency('threads')
975 if dep_thread.found() and host_machine.system() != 'windows'
976 pre_args += '-DHAVE_PTHREAD'
978 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
979 dep_elf = dependency('libelf', required : false)
980 if not dep_elf.found()
981 dep_elf = cc.find_library('elf')
986 dep_expat = dependency('expat')
987 # this only exists on linux so either this is linux and it will be found, or
988 # its not linux and and wont
989 dep_m = cc.find_library('m', required : false)
991 dep_libdrm_amdgpu = []
992 dep_libdrm_radeon = []
993 dep_libdrm_nouveau = []
994 dep_libdrm_etnaviv = []
995 dep_libdrm_freedreno = []
996 if with_amd_vk or with_gallium_radeonsi
997 dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.90')
999 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1000 with_gallium_r300 or with_gallium_r600)
1001 dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
1003 if with_gallium_nouveau or with_dri_nouveau
1004 dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
1006 if with_gallium_etnaviv
1007 dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
1009 if with_gallium_freedreno
1010 dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.89')
1013 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1014 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1015 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1016 if with_gallium_r600
1017 llvm_modules += 'asmparser'
1020 if with_gallium_opencl
1022 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1023 'lto', 'option', 'objcarcopts', 'profiledata',
1025 # TODO: optional modules
1028 if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1029 _llvm_version = '>= 4.0.0'
1030 elif with_gallium_opencl or with_gallium_r600
1031 _llvm_version = '>= 3.9.0'
1033 _llvm_version = '>= 3.3.0'
1036 _llvm = get_option('llvm')
1038 dep_llvm = dependency(
1039 'llvm', version : _llvm_version, modules : llvm_modules,
1040 required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1042 with_llvm = dep_llvm.found()
1043 elif _llvm == 'true'
1044 dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1051 _llvm_version = dep_llvm.version().split('.')
1052 # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1053 # that for our version checks.
1054 # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1055 # strippped as of 0.44, but we support older meson versions.
1057 # 3 digits versions in LLVM only started from 3.4.1 on
1058 if dep_llvm.version().version_compare('>= 3.4.1')
1059 _llvm_patch = _llvm_version[2]
1064 if _llvm_patch.endswith('svn')
1065 _llvm_patch = _llvm_patch.split('s')[0]
1066 elif _llvm_patch.contains('git')
1067 _llvm_patch = _llvm_patch.split('g')[0]
1070 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1071 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1073 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1074 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1079 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1080 pre_args += '-DUSE_LIBGLVND=1'
1083 if with_valgrind != 'false'
1084 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1085 if dep_valgrind.found()
1086 pre_args += '-DHAVE_VALGRIND'
1092 # pthread stubs. Lets not and say we didn't
1094 prog_bison = find_program('bison', required : with_any_opengl)
1095 prog_flex = find_program('flex', required : with_any_opengl)
1098 if get_option('selinux')
1099 dep_selinux = dependency('libselinux')
1100 pre_args += '-DMESA_SELINUX'
1103 # TODO: llvm-prefix and llvm-shared-libs
1105 if with_libunwind != 'false'
1106 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1107 if dep_unwind.found()
1108 pre_args += '-DHAVE_LIBUNWIND'
1116 if with_osmesa != 'none'
1117 if with_osmesa == 'classic' and not with_dri_swrast
1118 error('OSMesa classic requires dri (classic) swrast.')
1120 if with_osmesa == 'gallium' and not with_gallium_softpipe
1121 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1123 osmesa_lib_name = 'OSMesa'
1124 osmesa_bits = get_option('osmesa-bits')
1125 if osmesa_bits != '8'
1126 if with_dri or with_glx != 'disabled'
1127 error('OSMesa bits must be 8 if building glx or dir based drivers')
1129 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1131 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1136 # TODO: symbol mangling
1138 if with_platform_wayland
1139 prog_wl_scanner = find_program('wayland-scanner')
1140 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1141 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1142 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1143 wayland_dmabuf_xml = join_paths(
1144 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1145 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1147 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1149 prog_wl_scanner = []
1150 dep_wl_protocols = []
1151 dep_wayland_client = []
1152 dep_wayland_server = []
1153 wayland_dmabuf_xml = ''
1169 dep_xcb_present = []
1173 if with_platform_x11
1174 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1175 dep_x11 = dependency('x11')
1176 dep_xext = dependency('xext')
1177 dep_xcb = dependency('xcb')
1178 elif with_glx == 'dri'
1179 dep_x11 = dependency('x11')
1180 dep_xext = dependency('xext')
1181 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1182 dep_xfixes = dependency('xfixes')
1183 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1184 dep_xxf86vm = dependency('xxf86vm', required : false)
1186 if (with_any_vk or with_glx == 'dri' or
1187 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_omx or
1189 dep_xcb = dependency('xcb')
1190 dep_x11_xcb = dependency('x11-xcb')
1192 if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
1193 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1196 pre_args += '-DHAVE_DRI3'
1197 dep_xcb_dri3 = dependency('xcb-dri3')
1198 dep_xcb_present = dependency('xcb-present')
1199 dep_xcb_sync = dependency('xcb-sync')
1200 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1203 if with_glx == 'dri'
1204 if with_dri_platform == 'drm'
1205 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1207 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1210 dep_xcb_xfixes = dependency('xcb-xfixes')
1214 if get_option('gallium-extra-hud')
1215 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1218 _sensors = get_option('lmsensors')
1219 if _sensors != 'false'
1220 dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1221 if dep_lmsensors.found()
1222 pre_args += '-DHAVE_LIBSENSORS=1'
1228 # TODO: gallium tests
1230 # TODO: various libdirs
1232 # TODO: gallium driver dirs
1234 # FIXME: this is a workaround for #2326
1235 prog_touch = find_program('touch')
1236 dummy_cpp = custom_target(
1238 output : 'dummy.cpp',
1239 command : [prog_touch, '@OUTPUT@'],
1242 foreach a : pre_args
1243 add_project_arguments(a, language : ['c', 'cpp'])
1246 add_project_arguments(a, language : ['c'])
1248 foreach a : cpp_args
1249 add_project_arguments(a, language : ['cpp'])
1252 inc_include = include_directories('include')
1255 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1257 if dep_libdrm.found()
1258 gl_priv_reqs += 'libdrm >= 2.4.75'
1260 if dep_xxf86vm != [] and dep_xxf86vm.found()
1261 gl_priv_reqs += 'xxf86vm'
1263 if with_dri_platform == 'drm'
1264 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1268 if dep_thread.found()
1269 gl_priv_libs += ['-lpthread', '-pthread']
1272 gl_priv_libs += '-lm'
1274 if dep_dl != [] and dep_dl.found()
1275 gl_priv_libs += '-ldl'
1278 pkg = import('pkgconfig')
1280 env_test = environment()
1281 env_test.set('NM', find_program('nm').path())