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 : '>= 0.45',
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 'pl111', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'imx', '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_pl111 = _drivers.contains('pl111')
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_etnaviv = _drivers.contains('etnaviv')
158 with_gallium_imx = _drivers.contains('imx')
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 with_gallium = _drivers.length() != 0 and _drivers != ['']
167 if with_gallium and system_has_kms_drm
168 _glx = get_option('glx')
169 _egl = get_option('egl')
170 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
175 _vulkan_drivers = get_option('vulkan-drivers')
176 if _vulkan_drivers.contains('auto')
177 if system_has_kms_drm
178 if host_machine.cpu_family().startswith('x86')
179 _vulkan_drivers = ['amd', 'intel']
180 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
183 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
184 host_machine.cpu_family()))
186 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
187 # No vulkan driver supports windows or macOS currently
190 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
191 host_machine.system()))
195 with_intel_vk = _vulkan_drivers.contains('intel')
196 with_amd_vk = _vulkan_drivers.contains('amd')
197 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
199 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
200 error('Only one swrast provider can be built')
202 if with_dri_i915 and with_gallium_i915
203 error('Only one i915 provider can be built')
205 if with_gallium_imx and not with_gallium_etnaviv
206 error('IMX driver requires etnaviv driver')
208 if with_gallium_pl111 and not with_gallium_vc4
209 error('pl111 driver requires vc4 driver')
211 if with_gallium_tegra and not with_gallium_nouveau
212 error('tegra driver requires nouveau driver')
215 if host_machine.system() == 'darwin'
216 with_dri_platform = 'apple'
217 elif ['windows', 'cygwin'].contains(host_machine.system())
218 with_dri_platform = 'windows'
219 elif system_has_kms_drm
220 with_dri_platform = 'drm'
222 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
223 # assert here that one of those cases has been met.
224 # FIXME: illumos ends up here as well
225 with_dri_platform = 'none'
228 _platforms = get_option('platforms')
229 if _platforms.contains('auto')
230 if system_has_kms_drm
231 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
232 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
233 _platforms = ['x11', 'surfaceless']
234 elif ['haiku'].contains(host_machine.system())
235 _platforms = ['haiku']
237 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
238 host_machine.system()))
242 with_platform_android = _platforms.contains('android')
243 with_platform_x11 = _platforms.contains('x11')
244 with_platform_wayland = _platforms.contains('wayland')
245 with_platform_drm = _platforms.contains('drm')
246 with_platform_haiku = _platforms.contains('haiku')
247 with_platform_surfaceless = _platforms.contains('surfaceless')
249 with_platforms = false
250 if _platforms.length() != 0 and _platforms != ['']
251 with_platforms = true
252 egl_native_platform = _platforms[0]
255 _xlib_lease = get_option('xlib-lease')
256 if _xlib_lease == 'auto'
257 with_xlib_lease = with_platform_x11 and with_platform_drm
259 with_xlib_lease = _xlib_lease == 'true'
262 with_glx = get_option('glx')
263 if with_glx == 'auto'
266 elif with_platform_haiku
267 with_glx = 'disabled'
269 # Even when building just gallium drivers the user probably wants dri
271 elif with_platform_x11 and with_any_opengl and not with_any_vk
272 # The automatic behavior should not be to turn on xlib based glx when
273 # building only vulkan drivers
276 with_glx = 'disabled'
285 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
289 with_any_opengl = false
290 with_shared_glapi = false
293 _gbm = get_option('gbm')
295 with_gbm = system_has_kms_drm and with_dri
297 with_gbm = _gbm == 'true'
299 if with_gbm and not system_has_kms_drm
300 error('GBM only supports DRM/KMS platforms')
303 _egl = get_option('egl')
306 not ['darwin', 'windows'].contains(host_machine.system()) and
307 with_dri and with_shared_glapi and with_platforms
311 error('EGL requires dri')
312 elif not with_shared_glapi
313 error('EGL requires shared-glapi')
314 elif not with_platforms
315 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
316 elif not ['disabled', 'dri'].contains(with_glx)
317 error('EGL requires dri, but a GLX is being built without dri')
318 elif ['darwin', 'windows'].contains(host_machine.system())
319 error('EGL is not available on Windows or MacOS')
326 if with_egl and not (with_platform_drm or with_platform_surfaceless)
327 if with_gallium_radeonsi
328 error('RadeonSI requires drm or surfaceless platform when using EGL')
330 if with_gallium_virgl
331 error('Virgl requires drm or surfaceless platform when using EGL')
335 pre_args += '-DGLX_USE_TLS'
336 if with_glx != 'disabled'
337 if not (with_platform_x11 and with_any_opengl)
338 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
339 elif with_glx == 'gallium-xlib'
341 error('Gallium-xlib based GLX requires at least one gallium driver')
342 elif not with_gallium_softpipe
343 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
345 error('gallium-xlib conflicts with any dri driver')
347 elif with_glx == 'xlib'
349 error('xlib conflicts with any dri driver')
351 elif with_glx == 'dri'
353 error('dri based GLX requires at least one DRI driver')
354 elif not with_shared_glapi
355 error('dri based GLX requires shared-glapi')
360 with_glvnd = get_option('glvnd')
362 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
363 error('Cannot build glvnd support for GLX that is not DRI based.')
364 elif with_glx == 'disabled' and not with_egl
365 error('glvnd requires DRI based GLX and/or EGL')
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')
385 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
386 error('building dri drivers require at least one windowing system or classic osmesa')
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.')
414 with_gallium_vdpau = false
416 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
418 dep_vdpau = declare_dependency(
419 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
421 with_gallium_vdpau = true
425 if with_gallium_vdpau
426 pre_args += '-DHAVE_ST_VDPAU'
428 vdpau_drivers_path = get_option('vdpau-libs-path')
429 if vdpau_drivers_path == ''
430 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
433 _xvmc = get_option('gallium-xvmc')
434 if not system_has_kms_drm
436 error('XVMC state tracker can only be build on unix-like OSes.')
440 elif not with_platform_x11
442 error('XVMC state tracker requires X11 support.')
446 elif not (with_gallium_r600 or with_gallium_nouveau)
448 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
454 with_gallium_xvmc = false
456 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
457 with_gallium_xvmc = dep_xvmc.found()
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 ['auto', 'disabled'].contains(_omx)
470 error('OMX state tracker can only be built on unix-like OSes.')
472 elif not (with_platform_x11 or with_platform_drm)
473 if ['auto', 'disabled'].contains(_omx)
476 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 ['auto', 'disabled'].contains(_omx)
482 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
485 with_gallium_omx = _omx
488 if ['auto', 'bellagio'].contains(_omx)
489 dep_omx = dependency(
490 'libomxil-bellagio', required : _omx == 'bellagio'
493 with_gallium_omx = 'bellagio'
496 if ['auto', 'tizonia'].contains(_omx)
497 if with_dri and with_egl
498 dep_omx = dependency(
499 'libtizonia', version : '>= 0.10.0',
500 required : _omx == 'tizonia',
503 dependency('libtizplatform', required : _omx == 'tizonia'),
504 dependency('tizilheaders', required : _omx == 'tizonia'),
506 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
507 with_gallium_omx = 'tizonia'
509 elif _omx == 'tizonia'
510 error('OMX-Tizonia state tracker requires dri and egl')
514 with_gallium_omx = 'disabled'
516 with_gallium_omx = _omx
520 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
521 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
525 omx_drivers_path = get_option('omx-libs-path')
527 if with_gallium_omx != 'disabled'
528 # Figure out where to put the omx driver.
529 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
530 # argument to meson's get_pkgconfig_variable method.
531 if omx_drivers_path == ''
532 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
533 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
534 if _omx_libdir == get_option('libdir')
535 omx_drivers_path = _omx_drivers_dir
538 # This will fail on windows. Does OMX run on windows?
539 _omx_libdir = _omx_libdir.split('/')
540 _omx_drivers_dir = _omx_drivers_dir.split('/')
541 foreach o : _omx_drivers_dir
542 if not _omx_libdir.contains(o)
546 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
551 _va = get_option('gallium-va')
552 if not system_has_kms_drm
554 error('VA state tracker can only be built on unix-like OSes.')
558 elif not (with_platform_x11 or with_platform_drm)
560 error('VA state tracker requires X11 or drm or wayland platform support.')
564 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
566 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
571 with_gallium_va = false
574 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
576 dep_va_headers = declare_dependency(
577 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
579 with_gallium_va = true
583 va_drivers_path = get_option('va-libs-path')
584 if va_drivers_path == ''
585 va_drivers_path = join_paths(get_option('libdir'), 'dri')
588 _xa = get_option('gallium-xa')
589 if not system_has_kms_drm
591 error('XA state tracker can only be built on unix-like OSes.')
595 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
596 or with_gallium_svga)
598 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
603 with_gallium_xa = _xa != 'false'
605 d3d_drivers_path = get_option('d3d-drivers-path')
606 if d3d_drivers_path == ''
607 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
610 with_gallium_st_nine = get_option('gallium-nine')
611 if with_gallium_st_nine
612 if not with_gallium_softpipe
613 error('The nine state tracker requires gallium softpipe/llvmpipe.')
614 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
615 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
616 error('The nine state tracker requires at least one non-swrast gallium driver.')
619 error('Using nine with wine requires dri3')
623 if get_option('power8') != 'false'
624 # on old versions of meson the cpu family would return as ppc64le on little
625 # endian power8, this was changed in 0.48 such that the family would always
626 # be ppc64 regardless of endianness, and the the machine.endian() value
627 # should be checked. Since we support versions < 0.48 we need to use
629 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
630 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
631 error('Altivec is not supported with gcc version < 4.8.')
636 vector unsigned char r;
637 vector unsigned int v = vec_splat_u32 (1);
638 r = __builtin_vec_vgbbd ((vector unsigned char) v);
641 args : '-mpower8-vector',
642 name : 'POWER8 intrinsics')
643 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
644 elif get_option('power8') == 'true'
645 error('POWER8 intrinsic support required but not found.')
650 _opencl = get_option('gallium-opencl')
652 if _opencl != 'disabled'
654 error('OpenCL Clover implementation requires at least one gallium driver.')
657 dep_clc = dependency('libclc')
658 with_gallium_opencl = true
659 with_opencl_icd = _opencl == 'icd'
661 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
662 #if !defined(__VEC__) || !defined(__ALTIVEC__)
663 #error "AltiVec not enabled"
666 clover_cpp_std += ['cpp_std=gnu++11']
670 with_gallium_opencl = false
671 with_opencl_icd = false
674 gl_pkgconfig_c_flags = []
676 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
677 pre_args += '-DHAVE_X11_PLATFORM'
679 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
680 pre_args += '-DUSE_XSHM'
682 pre_args += '-DGLX_INDIRECT_RENDERING'
684 pre_args += '-DGLX_DIRECT_RENDERING'
686 if with_dri_platform == 'drm'
687 pre_args += '-DGLX_USE_DRM'
688 elif with_dri_platform == 'apple'
689 pre_args += '-DGLX_USE_APPLEGL'
690 elif with_dri_platform == 'windows'
691 pre_args += '-DGLX_USE_WINDOWSGL'
695 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
696 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
699 if with_egl and not with_gbm
700 error('EGL drm platform requires gbm')
702 pre_args += '-DHAVE_DRM_PLATFORM'
704 if with_platform_surfaceless
705 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
707 if with_platform_android
709 dependency('cutils'),
710 dependency('hardware'),
713 pre_args += '-DHAVE_ANDROID_PLATFORM'
715 if with_platform_haiku
716 pre_args += '-DHAVE_HAIKU_PLATFORM'
719 prog_python = import('python3').find_python()
720 has_mako = run_command(
723 from distutils.version import StrictVersion
725 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
727 if has_mako.returncode() != 0
728 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
731 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
732 error('When using GCC, version 4.4.6 or later is required.')
735 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
736 if get_option('buildtype') == 'debug'
737 pre_args += '-DDEBUG'
740 if get_option('shader-cache')
741 pre_args += '-DENABLE_SHADER_CACHE'
743 error('Radv requires shader cache support')
746 # Check for GCC style builtins
747 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
748 'ffsll', 'popcount', 'popcountll', 'unreachable']
749 if cc.has_function(b)
750 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
754 # check for GCC __attribute__
755 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
756 'warn_unused_result', 'weak',]
757 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
758 name : '__attribute__((@0@))'.format(a))
759 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
762 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
763 name : '__attribute__((format(...)))')
764 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
766 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
767 name : '__attribute__((packed))')
768 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
770 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
771 name : '__attribute__((returns_nonnull))')
772 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
774 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
775 int foo_hid(void) __attribute__((visibility("hidden")));
776 int foo_int(void) __attribute__((visibility("internal")));
777 int foo_pro(void) __attribute__((visibility("protected")));''',
778 name : '__attribute__((visibility(...)))')
779 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
781 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
782 name : '__attribute__((alias(...)))')
783 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
785 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
786 name : '__attribute__((__noreturn__))')
787 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
790 # TODO: this is very incomplete
791 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
792 pre_args += '-D_GNU_SOURCE'
795 # Check for generic C arguments
797 foreach a : ['-Werror=implicit-function-declaration',
798 '-Werror=missing-prototypes', '-Werror=return-type',
800 '-fno-trapping-math', '-Qunused-arguments']
801 if cc.has_argument(a)
806 foreach a : ['missing-field-initializers', 'format-truncation']
807 if cc.has_argument('-W' + a)
808 c_args += '-Wno-' + a
813 if cc.has_argument('-fvisibility=hidden')
814 c_vis_args += '-fvisibility=hidden'
817 # Check for generic C++ arguments
819 foreach a : ['-Werror=return-type',
820 '-fno-math-errno', '-fno-trapping-math',
821 '-Qunused-arguments']
822 if cpp.has_argument(a)
827 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
828 # option is not supported. Hence, check for -Wfoo instead.
830 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
831 if cpp.has_argument('-W' + a)
832 cpp_args += '-Wno-' + a
836 no_override_init_args = []
837 foreach a : ['override-init', 'initializer-overrides']
838 if cc.has_argument('-W' + a)
839 no_override_init_args += '-Wno-' + a
844 if cpp.has_argument('-fvisibility=hidden')
845 cpp_vis_args += '-fvisibility=hidden'
848 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
849 # in parts of the mesa code base that need to compile with old versions of
850 # MSVC, mainly common code
851 c_msvc_compat_args = []
852 cpp_msvc_compat_args = []
853 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
854 if cc.has_argument(a)
855 c_msvc_compat_args += a
857 if cpp.has_argument(a)
858 cpp_msvc_compat_args += a
862 if host_machine.cpu_family().startswith('x86')
863 pre_args += '-DUSE_SSE41'
865 sse41_args = ['-msse4.1']
867 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
868 # that's not guaranteed
869 if host_machine.cpu_family() == 'x86'
870 sse41_args += '-mstackrealign'
877 # Check for GCC style atomics
878 dep_atomic = null_dep
880 if cc.compiles('''#include <stdint.h>
885 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
886 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
889 name : 'GCC atomic builtins')
890 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
892 # Not all atomic calls can be turned into lock-free instructions, in which
893 # GCC will make calls into the libatomic library. Check whether we need to
894 # link with -latomic.
896 # This can happen for 64-bit atomic operations on 32-bit architectures such
898 if not cc.links('''#include <stdint.h>
903 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
904 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
906 name : 'GCC atomic builtins required -latomic')
907 dep_atomic = cc.find_library('atomic')
910 if not cc.links('''#include <stdint.h>
913 return __sync_add_and_fetch(&v, (uint64_t)1);
915 dependencies : dep_atomic,
916 name : 'GCC 64bit atomics')
917 pre_args += '-DMISSING_64BIT_ATOMICS'
920 # TODO: shared/static? Is this even worth doing?
922 # When cross compiling we generally need to turn off the use of assembly,
923 # because mesa's assembly relies on building an executable for the host system,
924 # and running it to get information about struct sizes. There is at least one
925 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
926 # host OS == build OS, since in that case the build machine can run the host's
928 if with_asm and meson.is_cross_build()
929 if build_machine.system() != host_machine.system()
930 # TODO: It may be possible to do this with an exe_wrapper (like wine).
931 message('Cross compiling from one OS to another, disabling assembly.')
933 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
934 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
935 # x86 -> x86 cross compile. We use startswith rather than == to handle this
937 # TODO: There may be other cases where the 64 bit version of the
938 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
940 Cross compiling to different architectures, and the host cannot run
941 the build machine's binaries. Disabling assembly.
949 if host_machine.cpu_family() == 'x86'
950 if system_has_kms_drm or host_machine.system() == 'gnu'
951 with_asm_arch = 'x86'
952 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
955 if with_glx_read_only_text
956 pre_args += ['-DGLX_X86_READONLY_TEXT']
959 elif host_machine.cpu_family() == 'x86_64'
960 if system_has_kms_drm
961 with_asm_arch = 'x86_64'
962 pre_args += ['-DUSE_X86_64_ASM']
964 elif host_machine.cpu_family() == 'arm'
965 if system_has_kms_drm
966 with_asm_arch = 'arm'
967 pre_args += ['-DUSE_ARM_ASM']
969 elif host_machine.cpu_family() == 'aarch64'
970 if system_has_kms_drm
971 with_asm_arch = 'aarch64'
972 pre_args += ['-DUSE_AARCH64_ASM']
974 elif host_machine.cpu_family() == 'sparc64'
975 if system_has_kms_drm
976 with_asm_arch = 'sparc'
977 pre_args += ['-DUSE_SPARC_ASM']
979 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
980 if system_has_kms_drm
981 with_asm_arch = 'ppc64le'
982 pre_args += ['-DUSE_PPC64LE_ASM']
987 # Check for standard headers and functions
988 if cc.has_header_symbol('sys/sysmacros.h', 'major')
989 pre_args += '-DMAJOR_IN_SYSMACROS'
990 elif cc.has_header_symbol('sys/mkdev.h', 'major')
991 pre_args += '-DMAJOR_IN_MKDEV'
994 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
995 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
996 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1000 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1001 if cc.has_function(f)
1002 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1006 # strtod locale support
1011 #ifdef HAVE_XLOCALE_H
1012 #include <xlocale.h>
1015 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1016 const char *s = "1.0";
1018 double d = strtod_l(s, end, loc);
1019 float f = strtof_l(s, end, loc);
1024 name : 'strtod has locale support')
1025 pre_args += '-DHAVE_STRTOD_L'
1028 # Check for some linker flags
1029 ld_args_bsymbolic = []
1030 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1031 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1033 ld_args_gc_sections = []
1034 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1035 args : '-Wl,--gc-sections', name : 'gc-sections')
1036 ld_args_gc_sections += '-Wl,--gc-sections'
1038 with_ld_version_script = false
1039 if cc.links('int main() { return 0; }',
1040 args : '-Wl,--version-script=@0@'.format(
1041 join_paths(meson.source_root(), 'build-support/conftest.map')),
1042 name : 'version-script')
1043 with_ld_version_script = true
1045 with_ld_dynamic_list = false
1046 if cc.links('int main() { return 0; }',
1047 args : '-Wl,--dynamic-list=@0@'.format(
1048 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1049 name : 'dynamic-list')
1050 with_ld_dynamic_list = true
1052 ld_args_build_id = []
1053 if build_machine.system() != 'darwin'
1054 ld_args_build_id += '-Wl,--build-id=sha1'
1057 # check for dl support
1058 if cc.has_function('dlopen')
1061 dep_dl = cc.find_library('dl')
1063 if cc.has_function('dladdr', dependencies : dep_dl)
1064 # This is really only required for megadrivers
1065 pre_args += '-DHAVE_DLADDR'
1068 if cc.has_function('dl_iterate_phdr')
1069 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1071 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1072 elif with_dri_i965 and get_option('shader-cache')
1073 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1076 # Determine whether or not the rt library is needed for time functions
1077 if cc.has_function('clock_gettime')
1078 dep_clock = null_dep
1080 dep_clock = cc.find_library('rt')
1083 # TODO: some of these may be conditional
1084 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1085 pre_args += '-DHAVE_ZLIB'
1086 dep_thread = dependency('threads')
1087 if dep_thread.found() and host_machine.system() != 'windows'
1088 pre_args += '-DHAVE_PTHREAD'
1090 'pthread_setaffinity_np',
1091 dependencies : dep_thread,
1092 prefix : '#include <pthread.h>',
1093 args : '-D_GNU_SOURCE')
1094 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1097 dep_expat = dependency('expat')
1098 # this only exists on linux so either this is linux and it will be found, or
1099 # its not linux and and wont
1100 dep_m = cc.find_library('m', required : false)
1102 # Check for libdrm. various drivers have different libdrm version requirements,
1103 # but we always want to use the same version for all libdrm modules. That means
1104 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1105 # bar are both on use 2.4.3 for both of them
1106 dep_libdrm_amdgpu = null_dep
1107 dep_libdrm_radeon = null_dep
1108 dep_libdrm_nouveau = null_dep
1109 dep_libdrm_etnaviv = null_dep
1110 dep_libdrm_intel = null_dep
1112 _drm_amdgpu_ver = '2.4.97'
1113 _drm_radeon_ver = '2.4.71'
1114 _drm_nouveau_ver = '2.4.66'
1115 _drm_etnaviv_ver = '2.4.89'
1116 _drm_intel_ver = '2.4.75'
1120 ['intel', with_dri_i915 or with_gallium_i915],
1121 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1122 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1123 with_gallium_r300 or with_gallium_r600)],
1124 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1125 ['etnaviv', with_gallium_etnaviv],
1128 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1134 # Loop over the enables versions and get the highest libdrm requirement for all
1137 foreach d : _libdrm_checks
1138 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1139 if d[1] and ver.version_compare('>' + _drm_ver)
1145 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1148 # Then get each libdrm module
1149 foreach d : _libdrm_checks
1152 'dep_libdrm_' + d[0],
1153 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1158 with_gallium_drisw_kms = false
1159 dep_libdrm = dependency(
1160 'libdrm', version : '>=' + _drm_ver,
1161 required : with_dri2 or with_dri3
1163 if dep_libdrm.found()
1164 pre_args += '-DHAVE_LIBDRM'
1165 if with_dri_platform == 'drm' and with_dri
1166 with_gallium_drisw_kms = true
1170 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1171 llvm_optional_modules = []
1172 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1173 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1174 if with_gallium_r600
1175 llvm_modules += 'asmparser'
1178 if with_gallium_opencl
1180 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1181 'lto', 'option', 'objcarcopts', 'profiledata',
1183 llvm_optional_modules += ['coroutines']
1186 if with_amd_vk or with_gallium_radeonsi
1187 _llvm_version = '>= 7.0.0'
1188 elif with_gallium_swr
1189 _llvm_version = '>= 6.0.0'
1190 elif with_gallium_opencl or with_gallium_r600
1191 _llvm_version = '>= 3.9.0'
1193 _llvm_version = '>= 3.3.0'
1196 _shared_llvm = get_option('shared-llvm')
1198 _llvm = get_option('llvm')
1202 dep_llvm = dependency(
1204 version : _llvm_version,
1205 modules : llvm_modules,
1206 optional_modules : llvm_optional_modules,
1208 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1209 with_gallium_opencl or _llvm == 'true'
1211 static : not _shared_llvm,
1213 with_llvm = dep_llvm.found()
1216 _llvm_version = dep_llvm.version().split('.')
1218 # 3 digits versions in LLVM only started from 3.4.1 on
1219 if dep_llvm.version().version_compare('>= 3.4.1')
1220 _llvm_patch = _llvm_version[2]
1226 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1227 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1230 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1231 # programs, so we need to build all C++ code in mesa without rtti as well to
1232 # ensure that linking works.
1233 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1234 if with_gallium_nouveau
1235 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1237 cpp_args += '-fno-rtti'
1239 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1240 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1243 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1244 (with_gallium_r600 and with_llvm))
1245 dep_elf = dependency('libelf', required : false)
1246 if not dep_elf.found()
1247 dep_elf = cc.find_library('elf')
1253 dep_glvnd = null_dep
1255 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1256 pre_args += '-DUSE_LIBGLVND=1'
1259 if with_valgrind != 'false'
1260 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1261 if dep_valgrind.found()
1262 pre_args += '-DHAVE_VALGRIND'
1265 dep_valgrind = null_dep
1268 # pthread stubs. Lets not and say we didn't
1270 prog_bison = find_program('bison', required : with_any_opengl)
1271 prog_flex = find_program('flex', required : with_any_opengl)
1273 dep_selinux = null_dep
1274 if get_option('selinux')
1275 dep_selinux = dependency('libselinux')
1276 pre_args += '-DMESA_SELINUX'
1279 if with_libunwind != 'false'
1280 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1281 if dep_unwind.found()
1282 pre_args += '-DHAVE_LIBUNWIND'
1285 dep_unwind = null_dep
1288 if with_osmesa != 'none'
1289 if with_osmesa == 'classic' and not with_dri_swrast
1290 error('OSMesa classic requires dri (classic) swrast.')
1292 if with_osmesa == 'gallium' and not with_gallium_softpipe
1293 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1295 osmesa_lib_name = 'OSMesa'
1296 osmesa_bits = get_option('osmesa-bits')
1297 if osmesa_bits != '8'
1298 if with_dri or with_glx != 'disabled'
1299 error('OSMesa bits must be 8 if building glx or dir based drivers')
1301 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1303 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1308 # TODO: symbol mangling
1310 if with_platform_wayland
1311 dep_wl_scanner = dependency('wayland-scanner', native: true)
1312 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1313 if dep_wl_scanner.version().version_compare('>= 1.15')
1314 wl_scanner_arg = 'private-code'
1316 wl_scanner_arg = 'code'
1318 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1319 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1320 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1322 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1323 dep_wayland_egl_headers = declare_dependency(
1324 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1326 wayland_dmabuf_xml = join_paths(
1327 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1328 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1330 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1335 dep_xdamage = null_dep
1336 dep_xfixes = null_dep
1337 dep_x11_xcb = null_dep
1339 dep_xcb_glx = null_dep
1340 dep_xcb_dri2 = null_dep
1341 dep_xcb_dri3 = null_dep
1342 dep_dri2proto = null_dep
1343 dep_glproto = null_dep
1344 dep_xxf86vm = null_dep
1345 dep_xcb_dri3 = null_dep
1346 dep_xcb_present = null_dep
1347 dep_xcb_sync = null_dep
1348 dep_xcb_xfixes = null_dep
1349 dep_xshmfence = null_dep
1350 dep_xcb_xrandr = null_dep
1351 dep_xlib_xrandr = null_dep
1352 if with_platform_x11
1353 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1354 dep_x11 = dependency('x11')
1355 dep_xext = dependency('xext')
1356 dep_xcb = dependency('xcb')
1357 elif with_glx == 'dri'
1358 dep_x11 = dependency('x11')
1359 dep_xext = dependency('xext')
1360 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1361 dep_xfixes = dependency('xfixes')
1362 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1364 if (with_any_vk or with_glx == 'dri' or with_egl or
1365 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1366 with_gallium_omx != 'disabled'))
1367 dep_xcb = dependency('xcb')
1368 dep_x11_xcb = dependency('x11-xcb')
1370 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1371 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1374 pre_args += '-DHAVE_DRI3'
1375 dep_xcb_dri3 = dependency('xcb-dri3')
1376 dep_xcb_present = dependency('xcb-present')
1377 # until xcb-dri3 has been around long enough to make a hard-dependency:
1378 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1379 dep_xcb_present.version().version_compare('>= 1.13'))
1380 pre_args += '-DHAVE_DRI3_MODIFIERS'
1382 dep_xcb_sync = dependency('xcb-sync')
1383 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1386 if with_glx == 'dri'
1387 if with_dri_platform == 'drm'
1388 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1389 dep_xxf86vm = dependency('xxf86vm')
1391 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1394 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1395 with_gallium_omx != 'disabled'))
1396 dep_xcb_xfixes = dependency('xcb-xfixes')
1399 dep_xcb_xrandr = dependency('xcb-randr', version : '>= 1.12')
1400 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1404 if get_option('gallium-extra-hud')
1405 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1408 _sensors = get_option('lmsensors')
1409 if _sensors != 'false'
1410 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1411 if dep_lmsensors.found()
1412 pre_args += '-DHAVE_LIBSENSORS=1'
1415 dep_lmsensors = null_dep
1418 foreach a : pre_args
1419 add_project_arguments(a, language : ['c', 'cpp'])
1422 add_project_arguments(a, language : ['c'])
1424 foreach a : cpp_args
1425 add_project_arguments(a, language : ['cpp'])
1428 inc_include = include_directories('include')
1432 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1433 gl_priv_reqs += ['x11', 'xext', 'xcb']
1434 elif with_glx == 'dri'
1436 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1438 if with_dri_platform == 'drm'
1439 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1440 gl_priv_reqs += 'xxf86vm'
1443 if dep_libdrm.found()
1444 gl_priv_reqs += 'libdrm >= 2.4.75'
1448 if dep_thread.found()
1449 gl_priv_libs += ['-lpthread', '-pthread']
1452 gl_priv_libs += '-lm'
1455 gl_priv_libs += '-ldl'
1458 pkg = import('pkgconfig')
1460 env_test = environment()
1461 env_test.set('NM', find_program('nm').path())