1 # Copyright © 2017-2019 Intel Corporation
3 # Permission is hereby granted, free of charge, to any person obtaining a copy
4 # of this software and associated documentation files (the "Software"), to deal
5 # in the Software without restriction, including without limitation the rights
6 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 # copies of the Software, and to permit persons to whom the Software is
8 # furnished to do so, subject to the following conditions:
10 # The above copyright notice and this permission notice shall be included in
11 # all copies or substantial portions of the Software.
13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 version : run_command(
25 [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py']
28 meson_version : '>= 0.45',
29 default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', 'c_std=c99', 'cpp_std=c++11']
32 cc = meson.get_compiler('c')
33 cpp = meson.get_compiler('cpp')
35 null_dep = dependency('', required : false)
37 # Arguments for the preprocessor, put these in a separate array from the C and
38 # C++ (cpp in meson terminology) arguments since they need to be added to the
39 # default arguments for both C and C++.
41 '-D__STDC_CONSTANT_MACROS',
42 '-D__STDC_FORMAT_MACROS',
43 '-D__STDC_LIMIT_MACROS',
44 '-DPACKAGE_VERSION="@0@"'.format(meson.project_version()),
45 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
48 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
49 with_tests = get_option('build-tests')
50 with_valgrind = get_option('valgrind')
51 with_libunwind = get_option('libunwind')
52 with_asm = get_option('asm')
53 with_glx_read_only_text = get_option('glx-read-only-text')
54 with_glx_direct = get_option('glx-direct')
55 with_osmesa = get_option('osmesa')
56 with_swr_arches = get_option('swr-arches')
57 with_tools = get_option('tools')
58 if with_tools.contains('all')
59 with_tools = ['etnaviv', 'freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
62 dri_drivers_path = get_option('dri-drivers-path')
63 if dri_drivers_path == ''
64 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
66 dri_search_path = get_option('dri-search-path')
67 if dri_search_path == ''
68 dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
71 with_gles1 = get_option('gles1')
72 with_gles2 = get_option('gles2')
73 with_opengl = get_option('opengl')
74 with_any_opengl = with_opengl or with_gles1 or with_gles2
75 # Only build shared_glapi if at least one OpenGL API is enabled
76 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
79 # shared-glapi is required if at least two OpenGL APIs are being built
80 if not with_shared_glapi
81 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
82 or (with_gles2 and with_opengl))
83 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
87 # We require OpenGL for OpenGL ES
88 if (with_gles1 or with_gles2) and not with_opengl
89 error('building OpenGL ES without OpenGL is not supported.')
92 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
94 _drivers = get_option('dri-drivers')
95 if _drivers.contains('auto')
98 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
99 _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
100 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
103 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
104 host_machine.cpu_family()))
106 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
107 # only swrast would make sense here, but gallium swrast is a much better default
110 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
111 host_machine.system()))
115 with_dri_i915 = _drivers.contains('i915')
116 with_dri_i965 = _drivers.contains('i965')
117 with_dri_r100 = _drivers.contains('r100')
118 with_dri_r200 = _drivers.contains('r200')
119 with_dri_nouveau = _drivers.contains('nouveau')
120 with_dri_swrast = _drivers.contains('swrast')
122 with_dri = _drivers.length() != 0 and _drivers != ['']
124 _drivers = get_option('gallium-drivers')
125 if _drivers.contains('auto')
126 if system_has_kms_drm
128 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
130 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
132 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
134 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
135 'tegra', 'virgl', 'swrast'
138 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
139 host_machine.cpu_family()))
141 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
142 _drivers = ['swrast']
144 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
145 host_machine.system()))
148 with_gallium_kmsro = _drivers.contains('kmsro')
149 with_gallium_radeonsi = _drivers.contains('radeonsi')
150 with_gallium_r300 = _drivers.contains('r300')
151 with_gallium_r600 = _drivers.contains('r600')
152 with_gallium_nouveau = _drivers.contains('nouveau')
153 with_gallium_freedreno = _drivers.contains('freedreno')
154 with_gallium_softpipe = _drivers.contains('swrast')
155 with_gallium_vc4 = _drivers.contains('vc4')
156 with_gallium_v3d = _drivers.contains('v3d')
157 with_gallium_panfrost = _drivers.contains('panfrost')
158 with_gallium_etnaviv = _drivers.contains('etnaviv')
159 with_gallium_tegra = _drivers.contains('tegra')
160 with_gallium_i915 = _drivers.contains('i915')
161 with_gallium_svga = _drivers.contains('svga')
162 with_gallium_virgl = _drivers.contains('virgl')
163 with_gallium_swr = _drivers.contains('swr')
165 if cc.get_id() == 'intel'
166 if meson.version().version_compare('< 0.49.0')
167 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
168 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
169 warning('Meson as of 0.49.0 is sufficient for compiling mesa with ICC, but there are some caveats with SWR. 0.49.1 should resolve all of these')
173 with_gallium = _drivers.length() != 0 and _drivers != ['']
175 if with_gallium and system_has_kms_drm
176 _glx = get_option('glx')
177 _egl = get_option('egl')
178 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
183 _vulkan_drivers = get_option('vulkan-drivers')
184 if _vulkan_drivers.contains('auto')
185 if system_has_kms_drm
186 if host_machine.cpu_family().startswith('x86')
187 _vulkan_drivers = ['amd', 'intel']
188 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
191 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
192 host_machine.cpu_family()))
194 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
195 # No vulkan driver supports windows or macOS currently
198 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
199 host_machine.system()))
203 with_intel_vk = _vulkan_drivers.contains('intel')
204 with_amd_vk = _vulkan_drivers.contains('amd')
205 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
207 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
208 error('Only one swrast provider can be built')
210 if with_dri_i915 and with_gallium_i915
211 error('Only one i915 provider can be built')
213 if with_gallium_kmsro and not (with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno or with_gallium_panfrost)
214 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost)')
216 if with_gallium_tegra and not with_gallium_nouveau
217 error('tegra driver requires nouveau driver')
220 if host_machine.system() == 'darwin'
221 with_dri_platform = 'apple'
222 elif ['windows', 'cygwin'].contains(host_machine.system())
223 with_dri_platform = 'windows'
224 elif system_has_kms_drm
225 with_dri_platform = 'drm'
227 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
228 # assert here that one of those cases has been met.
229 # FIXME: illumos ends up here as well
230 with_dri_platform = 'none'
233 _platforms = get_option('platforms')
234 if _platforms.contains('auto')
235 if system_has_kms_drm
236 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
237 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
238 _platforms = ['x11', 'surfaceless']
239 elif ['haiku'].contains(host_machine.system())
240 _platforms = ['haiku']
242 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
243 host_machine.system()))
247 with_platform_android = _platforms.contains('android')
248 with_platform_x11 = _platforms.contains('x11')
249 with_platform_wayland = _platforms.contains('wayland')
250 with_platform_drm = _platforms.contains('drm')
251 with_platform_haiku = _platforms.contains('haiku')
252 with_platform_surfaceless = _platforms.contains('surfaceless')
254 with_platforms = false
255 if _platforms.length() != 0 and _platforms != ['']
256 with_platforms = true
257 egl_native_platform = _platforms[0]
260 _xlib_lease = get_option('xlib-lease')
261 if _xlib_lease == 'auto'
262 with_xlib_lease = with_platform_x11 and with_platform_drm
264 with_xlib_lease = _xlib_lease == 'true'
267 with_glx = get_option('glx')
268 if with_glx == 'auto'
271 elif with_platform_haiku
272 with_glx = 'disabled'
274 # Even when building just gallium drivers the user probably wants dri
276 elif with_platform_x11 and with_any_opengl and not with_any_vk
277 # The automatic behavior should not be to turn on xlib based glx when
278 # building only vulkan drivers
281 with_glx = 'disabled'
290 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
294 with_any_opengl = false
295 with_shared_glapi = false
298 _gbm = get_option('gbm')
300 with_gbm = system_has_kms_drm and with_dri
302 with_gbm = _gbm == 'true'
304 if with_gbm and not system_has_kms_drm
305 error('GBM only supports DRM/KMS platforms')
308 _egl = get_option('egl')
311 not ['darwin', 'windows'].contains(host_machine.system()) and
312 with_dri and with_shared_glapi and with_platforms
316 error('EGL requires dri')
317 elif not with_shared_glapi
318 error('EGL requires shared-glapi')
319 elif not with_platforms
320 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
321 elif not ['disabled', 'dri'].contains(with_glx)
322 error('EGL requires dri, but a GLX is being built without dri')
323 elif ['darwin', 'windows'].contains(host_machine.system())
324 error('EGL is not available on Windows or MacOS')
331 if with_egl and not (with_platform_drm or with_platform_surfaceless)
332 if with_gallium_radeonsi
333 error('RadeonSI requires drm or surfaceless platform when using EGL')
335 if with_gallium_virgl
336 error('Virgl requires drm or surfaceless platform when using EGL')
340 pre_args += '-DGLX_USE_TLS'
341 if with_glx != 'disabled'
342 if not (with_platform_x11 and with_any_opengl)
343 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
344 elif with_glx == 'gallium-xlib'
346 error('Gallium-xlib based GLX requires at least one gallium driver')
347 elif not with_gallium_softpipe
348 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
350 error('gallium-xlib conflicts with any dri driver')
352 elif with_glx == 'xlib'
354 error('xlib conflicts with any dri driver')
356 elif with_glx == 'dri'
358 error('dri based GLX requires at least one DRI driver')
359 elif not with_shared_glapi
360 error('dri based GLX requires shared-glapi')
365 with_glvnd = get_option('glvnd')
367 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
368 error('Cannot build glvnd support for GLX that is not DRI based.')
369 elif with_glx == 'disabled' and not with_egl
370 error('glvnd requires DRI based GLX and/or EGL')
374 if with_vulkan_icd_dir == ''
375 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
378 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
379 _dri3 = get_option('dri3')
381 with_dri3 = system_has_kms_drm and with_dri2
383 with_dri3 = _dri3 == 'true'
386 if with_any_vk and (with_platform_x11 and not with_dri3)
387 error('Vulkan drivers require dri3 for X11 support')
390 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
391 error('building dri drivers require at least one windowing system or classic osmesa')
395 prog_pkgconfig = find_program('pkg-config')
397 _vdpau = get_option('gallium-vdpau')
398 if not system_has_kms_drm
400 error('VDPAU state tracker can only be build on unix-like OSes.')
404 elif not with_platform_x11
406 error('VDPAU state tracker requires X11 support.')
410 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
411 with_gallium_nouveau)
413 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
419 with_gallium_vdpau = false
421 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
423 dep_vdpau = declare_dependency(
424 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
426 with_gallium_vdpau = true
430 if with_gallium_vdpau
431 pre_args += '-DHAVE_ST_VDPAU'
433 vdpau_drivers_path = get_option('vdpau-libs-path')
434 if vdpau_drivers_path == ''
435 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
438 _xvmc = get_option('gallium-xvmc')
439 if not system_has_kms_drm
441 error('XVMC state tracker can only be build on unix-like OSes.')
445 elif not with_platform_x11
447 error('XVMC state tracker requires X11 support.')
451 elif not (with_gallium_r600 or with_gallium_nouveau)
453 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
459 with_gallium_xvmc = false
461 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
462 with_gallium_xvmc = dep_xvmc.found()
465 xvmc_drivers_path = get_option('xvmc-libs-path')
466 if xvmc_drivers_path == ''
467 xvmc_drivers_path = get_option('libdir')
470 _omx = get_option('gallium-omx')
471 if not system_has_kms_drm
472 if ['auto', 'disabled'].contains(_omx)
475 error('OMX state tracker can only be built on unix-like OSes.')
477 elif not (with_platform_x11 or with_platform_drm)
478 if ['auto', 'disabled'].contains(_omx)
481 error('OMX state tracker requires X11 or drm platform support.')
483 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
484 if ['auto', 'disabled'].contains(_omx)
487 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
490 with_gallium_omx = _omx
493 if ['auto', 'bellagio'].contains(_omx)
494 dep_omx = dependency(
495 'libomxil-bellagio', required : _omx == 'bellagio'
498 with_gallium_omx = 'bellagio'
501 if ['auto', 'tizonia'].contains(_omx)
502 if with_dri and with_egl
503 dep_omx = dependency(
504 'libtizonia', version : '>= 0.10.0',
505 required : _omx == 'tizonia',
508 dependency('libtizplatform', required : _omx == 'tizonia'),
509 dependency('tizilheaders', required : _omx == 'tizonia'),
511 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
512 with_gallium_omx = 'tizonia'
514 elif _omx == 'tizonia'
515 error('OMX-Tizonia state tracker requires dri and egl')
519 with_gallium_omx = 'disabled'
521 with_gallium_omx = _omx
525 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
526 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
530 omx_drivers_path = get_option('omx-libs-path')
532 if with_gallium_omx != 'disabled'
533 # Figure out where to put the omx driver.
534 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
535 # argument to meson's get_pkgconfig_variable method.
536 if omx_drivers_path == ''
537 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
538 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
539 if _omx_libdir == get_option('libdir')
540 omx_drivers_path = _omx_drivers_dir
543 # This will fail on windows. Does OMX run on windows?
544 _omx_libdir = _omx_libdir.split('/')
545 _omx_drivers_dir = _omx_drivers_dir.split('/')
546 foreach o : _omx_drivers_dir
547 if not _omx_libdir.contains(o)
551 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
556 _va = get_option('gallium-va')
557 if not system_has_kms_drm
559 error('VA state tracker can only be built on unix-like OSes.')
563 elif not (with_platform_x11 or with_platform_drm)
565 error('VA state tracker requires X11 or drm or wayland platform support.')
569 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
571 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
576 with_gallium_va = false
579 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
581 dep_va_headers = declare_dependency(
582 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
584 with_gallium_va = true
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 one non-swrast gallium driver.')
624 error('Using nine with wine requires dri3')
628 if get_option('power8') != 'false'
629 # on old versions of meson the cpu family would return as ppc64le on little
630 # endian power8, this was changed in 0.48 such that the family would always
631 # be ppc64 regardless of endianness, and the the machine.endian() value
632 # should be checked. Since we support versions < 0.48 we need to use
634 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
635 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
636 error('Altivec is not supported with gcc version < 4.8.')
641 vector unsigned char r;
642 vector unsigned int v = vec_splat_u32 (1);
643 r = __builtin_vec_vgbbd ((vector unsigned char) v);
646 args : '-mpower8-vector',
647 name : 'POWER8 intrinsics')
648 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
649 elif get_option('power8') == 'true'
650 error('POWER8 intrinsic support required but not found.')
655 _opencl = get_option('gallium-opencl')
657 if _opencl != 'disabled'
659 error('OpenCL Clover implementation requires at least one gallium driver.')
662 dep_clc = dependency('libclc')
663 with_gallium_opencl = true
664 with_opencl_icd = _opencl == 'icd'
666 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
667 #if !defined(__VEC__) || !defined(__ALTIVEC__)
668 #error "AltiVec not enabled"
671 clover_cpp_std += ['cpp_std=gnu++11']
675 with_gallium_opencl = false
676 with_opencl_icd = false
679 gl_pkgconfig_c_flags = []
681 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
682 pre_args += '-DHAVE_X11_PLATFORM'
684 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
685 pre_args += '-DUSE_XSHM'
687 pre_args += '-DGLX_INDIRECT_RENDERING'
689 pre_args += '-DGLX_DIRECT_RENDERING'
691 if with_dri_platform == 'drm'
692 pre_args += '-DGLX_USE_DRM'
693 elif with_dri_platform == 'apple'
694 pre_args += '-DGLX_USE_APPLEGL'
695 elif with_dri_platform == 'windows'
696 pre_args += '-DGLX_USE_WINDOWSGL'
700 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
701 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
704 if with_egl and not with_gbm
705 error('EGL drm platform requires gbm')
707 pre_args += '-DHAVE_DRM_PLATFORM'
709 if with_platform_surfaceless
710 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
712 if with_platform_android
714 dependency('cutils'),
715 dependency('hardware'),
718 pre_args += '-DHAVE_ANDROID_PLATFORM'
720 if with_platform_haiku
721 pre_args += '-DHAVE_HAIKU_PLATFORM'
724 prog_python = import('python3').find_python()
725 has_mako = run_command(
728 from distutils.version import StrictVersion
730 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
732 if has_mako.returncode() != 0
733 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
736 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
737 error('When using GCC, version 4.4.6 or later is required.')
740 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
741 if get_option('buildtype') == 'debug'
742 pre_args += '-DDEBUG'
745 if get_option('shader-cache')
746 pre_args += '-DENABLE_SHADER_CACHE'
748 error('Radv requires shader cache support')
751 # Check for GCC style builtins
752 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
753 'ffsll', 'popcount', 'popcountll', 'unreachable']
754 if cc.has_function(b)
755 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
759 # check for GCC __attribute__
760 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
761 'warn_unused_result', 'weak',]
762 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
763 name : '__attribute__((@0@))'.format(a))
764 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
767 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
768 name : '__attribute__((format(...)))')
769 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
771 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
772 name : '__attribute__((packed))')
773 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
775 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
776 name : '__attribute__((returns_nonnull))')
777 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
779 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
780 int foo_hid(void) __attribute__((visibility("hidden")));
781 int foo_int(void) __attribute__((visibility("internal")));
782 int foo_pro(void) __attribute__((visibility("protected")));''',
783 name : '__attribute__((visibility(...)))')
784 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
786 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
787 name : '__attribute__((alias(...)))')
788 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
790 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
791 name : '__attribute__((__noreturn__))')
792 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
795 # TODO: this is very incomplete
796 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
797 pre_args += '-D_GNU_SOURCE'
800 # Check for generic C arguments
802 foreach a : ['-Werror=implicit-function-declaration',
803 '-Werror=missing-prototypes', '-Werror=return-type',
805 '-fno-trapping-math', '-Qunused-arguments']
806 if cc.has_argument(a)
811 foreach a : ['missing-field-initializers', 'format-truncation']
812 if cc.has_argument('-W' + a)
813 c_args += '-Wno-' + a
818 if cc.has_argument('-fvisibility=hidden')
819 c_vis_args += '-fvisibility=hidden'
822 # Check for generic C++ arguments
824 foreach a : ['-Werror=return-type',
825 '-fno-math-errno', '-fno-trapping-math',
826 '-Qunused-arguments']
827 if cpp.has_argument(a)
832 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
833 # option is not supported. Hence, check for -Wfoo instead.
835 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
836 if cpp.has_argument('-W' + a)
837 cpp_args += '-Wno-' + a
841 no_override_init_args = []
842 foreach a : ['override-init', 'initializer-overrides']
843 if cc.has_argument('-W' + a)
844 no_override_init_args += '-Wno-' + a
849 if cpp.has_argument('-fvisibility=hidden')
850 cpp_vis_args += '-fvisibility=hidden'
853 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
854 # in parts of the mesa code base that need to compile with old versions of
855 # MSVC, mainly common code
856 c_msvc_compat_args = []
857 cpp_msvc_compat_args = []
858 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
859 if cc.has_argument(a)
860 c_msvc_compat_args += a
862 if cpp.has_argument(a)
863 cpp_msvc_compat_args += a
867 if host_machine.cpu_family().startswith('x86')
868 pre_args += '-DUSE_SSE41'
870 sse41_args = ['-msse4.1']
872 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
873 # that's not guaranteed
874 if host_machine.cpu_family() == 'x86'
875 sse41_args += '-mstackrealign'
882 # Check for GCC style atomics
883 dep_atomic = null_dep
885 if cc.compiles('''#include <stdint.h>
890 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
891 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
894 name : 'GCC atomic builtins')
895 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
897 # Not all atomic calls can be turned into lock-free instructions, in which
898 # GCC will make calls into the libatomic library. Check whether we need to
899 # link with -latomic.
901 # This can happen for 64-bit atomic operations on 32-bit architectures such
903 if not cc.links('''#include <stdint.h>
908 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
909 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
911 name : 'GCC atomic builtins required -latomic')
912 dep_atomic = cc.find_library('atomic')
915 if not cc.links('''#include <stdint.h>
918 return __sync_add_and_fetch(&v, (uint64_t)1);
920 dependencies : dep_atomic,
921 name : 'GCC 64bit atomics')
922 pre_args += '-DMISSING_64BIT_ATOMICS'
925 # TODO: shared/static? Is this even worth doing?
927 # When cross compiling we generally need to turn off the use of assembly,
928 # because mesa's assembly relies on building an executable for the host system,
929 # and running it to get information about struct sizes. There is at least one
930 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
931 # host OS == build OS, since in that case the build machine can run the host's
933 if with_asm and meson.is_cross_build()
934 if build_machine.system() != host_machine.system()
935 # TODO: It may be possible to do this with an exe_wrapper (like wine).
936 message('Cross compiling from one OS to another, disabling assembly.')
938 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
939 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
940 # x86 -> x86 cross compile. We use startswith rather than == to handle this
942 # TODO: There may be other cases where the 64 bit version of the
943 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
945 Cross compiling to different architectures, and the host cannot run
946 the build machine's binaries. Disabling assembly.
954 if host_machine.cpu_family() == 'x86'
955 if system_has_kms_drm or host_machine.system() == 'gnu'
956 with_asm_arch = 'x86'
957 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
960 if with_glx_read_only_text
961 pre_args += ['-DGLX_X86_READONLY_TEXT']
964 elif host_machine.cpu_family() == 'x86_64'
965 if system_has_kms_drm
966 with_asm_arch = 'x86_64'
967 pre_args += ['-DUSE_X86_64_ASM']
969 elif host_machine.cpu_family() == 'arm'
970 if system_has_kms_drm
971 with_asm_arch = 'arm'
972 pre_args += ['-DUSE_ARM_ASM']
974 elif host_machine.cpu_family() == 'aarch64'
975 if system_has_kms_drm
976 with_asm_arch = 'aarch64'
977 pre_args += ['-DUSE_AARCH64_ASM']
979 elif host_machine.cpu_family() == 'sparc64'
980 if system_has_kms_drm
981 with_asm_arch = 'sparc'
982 pre_args += ['-DUSE_SPARC_ASM']
984 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
985 if system_has_kms_drm
986 with_asm_arch = 'ppc64le'
987 pre_args += ['-DUSE_PPC64LE_ASM']
992 # Check for standard headers and functions
993 if cc.has_header_symbol('sys/sysmacros.h', 'major')
994 pre_args += '-DMAJOR_IN_SYSMACROS'
995 elif cc.has_header_symbol('sys/mkdev.h', 'major')
996 pre_args += '-DMAJOR_IN_MKDEV'
999 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
1000 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1001 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1005 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1006 if cc.has_function(f)
1007 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1011 # strtod locale support
1016 #ifdef HAVE_XLOCALE_H
1017 #include <xlocale.h>
1020 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1021 const char *s = "1.0";
1023 double d = strtod_l(s, end, loc);
1024 float f = strtof_l(s, end, loc);
1029 name : 'strtod has locale support')
1030 pre_args += '-DHAVE_STRTOD_L'
1033 # Check for some linker flags
1034 ld_args_bsymbolic = []
1035 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1036 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1038 ld_args_gc_sections = []
1039 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1040 args : '-Wl,--gc-sections', name : 'gc-sections')
1041 ld_args_gc_sections += '-Wl,--gc-sections'
1043 with_ld_version_script = false
1044 if cc.links('int main() { return 0; }',
1045 args : '-Wl,--version-script=@0@'.format(
1046 join_paths(meson.source_root(), 'build-support/conftest.map')),
1047 name : 'version-script')
1048 with_ld_version_script = true
1050 with_ld_dynamic_list = false
1051 if cc.links('int main() { return 0; }',
1052 args : '-Wl,--dynamic-list=@0@'.format(
1053 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1054 name : 'dynamic-list')
1055 with_ld_dynamic_list = true
1057 ld_args_build_id = []
1058 if build_machine.system() != 'darwin'
1059 ld_args_build_id += '-Wl,--build-id=sha1'
1062 # check for dl support
1063 if cc.has_function('dlopen')
1066 dep_dl = cc.find_library('dl')
1068 if cc.has_function('dladdr', dependencies : dep_dl)
1069 # This is really only required for megadrivers
1070 pre_args += '-DHAVE_DLADDR'
1073 if cc.has_function('dl_iterate_phdr')
1074 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1076 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1077 elif with_dri_i965 and get_option('shader-cache')
1078 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1081 # Determine whether or not the rt library is needed for time functions
1082 if cc.has_function('clock_gettime')
1083 dep_clock = null_dep
1085 dep_clock = cc.find_library('rt')
1088 # TODO: some of these may be conditional
1089 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1090 pre_args += '-DHAVE_ZLIB'
1091 dep_thread = dependency('threads')
1092 if dep_thread.found() and host_machine.system() != 'windows'
1093 pre_args += '-DHAVE_PTHREAD'
1095 'pthread_setaffinity_np',
1096 dependencies : dep_thread,
1097 prefix : '#include <pthread.h>',
1098 args : '-D_GNU_SOURCE')
1099 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1102 dep_expat = dependency('expat')
1103 # this only exists on linux so either this is linux and it will be found, or
1104 # its not linux and and wont
1105 dep_m = cc.find_library('m', required : false)
1107 # Check for libdrm. various drivers have different libdrm version requirements,
1108 # but we always want to use the same version for all libdrm modules. That means
1109 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1110 # bar are both on use 2.4.3 for both of them
1111 dep_libdrm_amdgpu = null_dep
1112 dep_libdrm_radeon = null_dep
1113 dep_libdrm_nouveau = null_dep
1114 dep_libdrm_etnaviv = null_dep
1115 dep_libdrm_intel = null_dep
1117 _drm_amdgpu_ver = '2.4.97'
1118 _drm_radeon_ver = '2.4.71'
1119 _drm_nouveau_ver = '2.4.66'
1120 _drm_etnaviv_ver = '2.4.89'
1121 _drm_intel_ver = '2.4.75'
1125 ['intel', with_dri_i915 or with_gallium_i915],
1126 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1127 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1128 with_gallium_r300 or with_gallium_r600)],
1129 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1130 ['etnaviv', with_gallium_etnaviv],
1133 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1139 # Loop over the enables versions and get the highest libdrm requirement for all
1142 foreach d : _libdrm_checks
1143 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1144 if d[1] and ver.version_compare('>' + _drm_ver)
1150 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1153 # Then get each libdrm module
1154 foreach d : _libdrm_checks
1157 'dep_libdrm_' + d[0],
1158 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1163 with_gallium_drisw_kms = false
1164 dep_libdrm = dependency(
1165 'libdrm', version : '>=' + _drm_ver,
1166 required : with_dri2 or with_dri3
1168 if dep_libdrm.found()
1169 pre_args += '-DHAVE_LIBDRM'
1170 if with_dri_platform == 'drm' and with_dri
1171 with_gallium_drisw_kms = true
1175 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1176 llvm_optional_modules = []
1177 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1178 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1179 if with_gallium_r600
1180 llvm_modules += 'asmparser'
1183 if with_gallium_opencl
1185 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1186 'lto', 'option', 'objcarcopts', 'profiledata',
1188 llvm_optional_modules += ['coroutines']
1191 if with_amd_vk or with_gallium_radeonsi
1192 _llvm_version = '>= 7.0.0'
1193 elif with_gallium_swr
1194 _llvm_version = '>= 6.0.0'
1195 elif with_gallium_opencl or with_gallium_r600
1196 _llvm_version = '>= 3.9.0'
1198 _llvm_version = '>= 3.3.0'
1201 _shared_llvm = get_option('shared-llvm')
1203 _llvm = get_option('llvm')
1207 dep_llvm = dependency(
1209 version : _llvm_version,
1210 modules : llvm_modules,
1211 optional_modules : llvm_optional_modules,
1213 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1214 with_gallium_opencl or _llvm == 'true'
1216 static : not _shared_llvm,
1218 with_llvm = dep_llvm.found()
1221 _llvm_version = dep_llvm.version().split('.')
1223 # 3 digits versions in LLVM only started from 3.4.1 on
1224 if dep_llvm.version().version_compare('>= 3.4.1')
1225 _llvm_patch = _llvm_version[2]
1231 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1232 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1235 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1236 # programs, so we need to build all C++ code in mesa without rtti as well to
1237 # ensure that linking works.
1238 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1239 if with_gallium_nouveau
1240 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1242 cpp_args += '-fno-rtti'
1244 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1245 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1248 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1249 (with_gallium_r600 and with_llvm))
1250 dep_elf = dependency('libelf', required : false)
1251 if not dep_elf.found()
1252 dep_elf = cc.find_library('elf')
1258 dep_glvnd = null_dep
1260 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1261 pre_args += '-DUSE_LIBGLVND=1'
1264 if with_valgrind != 'false'
1265 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1266 if dep_valgrind.found()
1267 pre_args += '-DHAVE_VALGRIND'
1270 dep_valgrind = null_dep
1273 # pthread stubs. Lets not and say we didn't
1275 prog_bison = find_program('bison', required : with_any_opengl)
1276 prog_flex = find_program('flex', required : with_any_opengl)
1278 dep_selinux = null_dep
1279 if get_option('selinux')
1280 dep_selinux = dependency('libselinux')
1281 pre_args += '-DMESA_SELINUX'
1284 if with_libunwind != 'false'
1285 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1286 if dep_unwind.found()
1287 pre_args += '-DHAVE_LIBUNWIND'
1290 dep_unwind = null_dep
1293 if with_osmesa != 'none'
1294 if with_osmesa == 'classic' and not with_dri_swrast
1295 error('OSMesa classic requires dri (classic) swrast.')
1297 if with_osmesa == 'gallium' and not with_gallium_softpipe
1298 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1300 osmesa_lib_name = 'OSMesa'
1301 osmesa_bits = get_option('osmesa-bits')
1302 if osmesa_bits != '8'
1303 if with_dri or with_glx != 'disabled'
1304 error('OSMesa bits must be 8 if building glx or dir based drivers')
1306 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1308 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1313 # TODO: symbol mangling
1315 if with_platform_wayland
1316 dep_wl_scanner = dependency('wayland-scanner', native: true)
1317 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1318 if dep_wl_scanner.version().version_compare('>= 1.15')
1319 wl_scanner_arg = 'private-code'
1321 wl_scanner_arg = 'code'
1323 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1324 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1325 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1327 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1328 dep_wayland_egl_headers = declare_dependency(
1329 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1331 wayland_dmabuf_xml = join_paths(
1332 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1333 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1335 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1340 dep_xdamage = null_dep
1341 dep_xfixes = null_dep
1342 dep_x11_xcb = null_dep
1344 dep_xcb_glx = null_dep
1345 dep_xcb_dri2 = null_dep
1346 dep_xcb_dri3 = null_dep
1347 dep_dri2proto = null_dep
1348 dep_glproto = null_dep
1349 dep_xxf86vm = null_dep
1350 dep_xcb_dri3 = null_dep
1351 dep_xcb_present = null_dep
1352 dep_xcb_sync = null_dep
1353 dep_xcb_xfixes = null_dep
1354 dep_xshmfence = null_dep
1355 dep_xcb_xrandr = null_dep
1356 dep_xlib_xrandr = null_dep
1357 if with_platform_x11
1358 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1359 dep_x11 = dependency('x11')
1360 dep_xext = dependency('xext')
1361 dep_xcb = dependency('xcb')
1362 elif with_glx == 'dri'
1363 dep_x11 = dependency('x11')
1364 dep_xext = dependency('xext')
1365 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1366 dep_xfixes = dependency('xfixes')
1367 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1369 if (with_any_vk or with_glx == 'dri' or with_egl or
1370 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1371 with_gallium_omx != 'disabled'))
1372 dep_xcb = dependency('xcb')
1373 dep_x11_xcb = dependency('x11-xcb')
1375 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1376 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1379 pre_args += '-DHAVE_DRI3'
1380 dep_xcb_dri3 = dependency('xcb-dri3')
1381 dep_xcb_present = dependency('xcb-present')
1382 # until xcb-dri3 has been around long enough to make a hard-dependency:
1383 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1384 dep_xcb_present.version().version_compare('>= 1.13'))
1385 pre_args += '-DHAVE_DRI3_MODIFIERS'
1387 dep_xcb_sync = dependency('xcb-sync')
1388 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1391 if with_glx == 'dri'
1392 if with_dri_platform == 'drm'
1393 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1394 dep_xxf86vm = dependency('xxf86vm')
1396 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1399 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1400 with_gallium_omx != 'disabled'))
1401 dep_xcb_xfixes = dependency('xcb-xfixes')
1404 dep_xcb_xrandr = dependency('xcb-randr')
1405 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1409 if get_option('gallium-extra-hud')
1410 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1413 _sensors = get_option('lmsensors')
1414 if _sensors != 'false'
1415 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1416 if dep_lmsensors.found()
1417 pre_args += '-DHAVE_LIBSENSORS=1'
1420 dep_lmsensors = null_dep
1423 foreach a : pre_args
1424 add_project_arguments(a, language : ['c', 'cpp'])
1427 add_project_arguments(a, language : ['c'])
1429 foreach a : cpp_args
1430 add_project_arguments(a, language : ['cpp'])
1433 inc_include = include_directories('include')
1437 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1438 gl_priv_reqs += ['x11', 'xext', 'xcb']
1439 elif with_glx == 'dri'
1441 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1443 if with_dri_platform == 'drm'
1444 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1445 gl_priv_reqs += 'xxf86vm'
1448 if dep_libdrm.found()
1449 gl_priv_reqs += 'libdrm >= 2.4.75'
1453 if dep_thread.found()
1454 gl_priv_libs += ['-lpthread', '-pthread']
1457 gl_priv_libs += '-lm'
1460 gl_priv_libs += '-ldl'
1463 pkg = import('pkgconfig')
1465 env_test = environment()
1466 env_test.set('NM', find_program('nm').path())
1468 # This quirk needs to be applied to sources with functions defined in assembly
1469 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1470 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []