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 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
39 # Arguments for the preprocessor, put these in a separate array from the C and
40 # C++ (cpp in meson terminology) arguments since they need to be added to the
41 # default arguments for both C and C++.
43 '-D__STDC_CONSTANT_MACROS',
44 '-D__STDC_FORMAT_MACROS',
45 '-D__STDC_LIMIT_MACROS',
46 '-DVERSION="@0@"'.format(meson.project_version()),
47 '-DPACKAGE_VERSION=VERSION',
48 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
51 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
52 with_tests = get_option('build-tests')
53 with_valgrind = get_option('valgrind')
54 with_libunwind = get_option('libunwind')
55 with_asm = get_option('asm')
56 with_glx_read_only_text = get_option('glx-read-only-text')
57 with_glx_direct = get_option('glx-direct')
58 with_osmesa = get_option('osmesa')
59 with_swr_arches = get_option('swr-arches')
60 with_tools = get_option('tools')
61 if with_tools.contains('all')
62 with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
65 dri_drivers_path = get_option('dri-drivers-path')
66 if dri_drivers_path == ''
67 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
69 dri_search_path = get_option('dri-search-path')
70 if dri_search_path == ''
71 dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
74 with_gles1 = get_option('gles1')
75 with_gles2 = get_option('gles2')
76 with_opengl = get_option('opengl')
77 with_any_opengl = with_opengl or with_gles1 or with_gles2
78 # Only build shared_glapi if at least one OpenGL API is enabled
79 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
82 # shared-glapi is required if at least two OpenGL APIs are being built
83 if not with_shared_glapi
84 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
85 or (with_gles2 and with_opengl))
86 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
90 # We require OpenGL for OpenGL ES
91 if (with_gles1 or with_gles2) and not with_opengl
92 error('building OpenGL ES without OpenGL is not supported.')
95 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
97 _drivers = get_option('dri-drivers')
98 if _drivers.contains('auto')
101 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
102 _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
103 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
106 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
107 host_machine.cpu_family()))
109 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
110 # only swrast would make sense here, but gallium swrast is a much better default
113 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
114 host_machine.system()))
118 with_dri_i915 = _drivers.contains('i915')
119 with_dri_i965 = _drivers.contains('i965')
120 with_dri_r100 = _drivers.contains('r100')
121 with_dri_r200 = _drivers.contains('r200')
122 with_dri_nouveau = _drivers.contains('nouveau')
123 with_dri_swrast = _drivers.contains('swrast')
125 with_dri = _drivers.length() != 0 and _drivers != ['']
127 _drivers = get_option('gallium-drivers')
128 if _drivers.contains('auto')
129 if system_has_kms_drm
131 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
133 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
135 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
137 'pl111', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'imx', 'nouveau',
138 'tegra', 'virgl', 'swrast',
141 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
142 host_machine.cpu_family()))
144 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
145 _drivers = ['swrast']
147 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
148 host_machine.system()))
151 with_gallium_pl111 = _drivers.contains('pl111')
152 with_gallium_radeonsi = _drivers.contains('radeonsi')
153 with_gallium_r300 = _drivers.contains('r300')
154 with_gallium_r600 = _drivers.contains('r600')
155 with_gallium_nouveau = _drivers.contains('nouveau')
156 with_gallium_freedreno = _drivers.contains('freedreno')
157 with_gallium_softpipe = _drivers.contains('swrast')
158 with_gallium_vc4 = _drivers.contains('vc4')
159 with_gallium_v3d = _drivers.contains('v3d')
160 with_gallium_etnaviv = _drivers.contains('etnaviv')
161 with_gallium_imx = _drivers.contains('imx')
162 with_gallium_tegra = _drivers.contains('tegra')
163 with_gallium_i915 = _drivers.contains('i915')
164 with_gallium_svga = _drivers.contains('svga')
165 with_gallium_virgl = _drivers.contains('virgl')
166 with_gallium_swr = _drivers.contains('swr')
168 with_gallium = _drivers.length() != 0 and _drivers != ['']
170 if with_gallium and system_has_kms_drm
171 _glx = get_option('glx')
172 _egl = get_option('egl')
173 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
178 _vulkan_drivers = get_option('vulkan-drivers')
179 if _vulkan_drivers.contains('auto')
180 if system_has_kms_drm
181 if host_machine.cpu_family().startswith('x86')
182 _vulkan_drivers = ['amd', 'intel']
183 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
186 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
187 host_machine.cpu_family()))
189 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
190 # No vulkan driver supports windows or macOS currently
193 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
194 host_machine.system()))
198 with_intel_vk = _vulkan_drivers.contains('intel')
199 with_amd_vk = _vulkan_drivers.contains('amd')
200 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
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')
214 if with_gallium_tegra and not with_gallium_nouveau
215 error('tegra driver requires nouveau driver')
218 if host_machine.system() == 'darwin'
219 with_dri_platform = 'apple'
220 elif ['windows', 'cygwin'].contains(host_machine.system())
221 with_dri_platform = 'windows'
222 elif system_has_kms_drm
223 with_dri_platform = 'drm'
225 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
226 # assert here that one of those cases has been met.
227 # FIXME: illumos ends up here as well
228 with_dri_platform = 'none'
231 _platforms = get_option('platforms')
232 if _platforms.contains('auto')
233 if system_has_kms_drm
234 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
235 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
236 _platforms = ['x11', 'surfaceless']
237 elif ['haiku'].contains(host_machine.system())
238 _platforms = ['haiku']
240 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
241 host_machine.system()))
245 with_platform_android = _platforms.contains('android')
246 with_platform_x11 = _platforms.contains('x11')
247 with_platform_wayland = _platforms.contains('wayland')
248 with_platform_drm = _platforms.contains('drm')
249 with_platform_haiku = _platforms.contains('haiku')
250 with_platform_surfaceless = _platforms.contains('surfaceless')
252 with_platforms = false
253 if _platforms.length() != 0 and _platforms != ['']
254 with_platforms = true
255 egl_native_platform = _platforms[0]
258 _xlib_lease = get_option('xlib-lease')
259 if _xlib_lease == 'auto'
260 with_xlib_lease = with_platform_x11 and with_platform_drm
262 with_xlib_lease = _xlib_lease == 'true'
265 with_glx = get_option('glx')
266 if with_glx == 'auto'
269 elif with_platform_haiku
270 with_glx = 'disabled'
272 # Even when building just gallium drivers the user probably wants dri
274 elif with_platform_x11 and with_any_opengl and not with_any_vk
275 # The automatic behavior should not be to turn on xlib based glx when
276 # building only vulkan drivers
279 with_glx = 'disabled'
288 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
292 with_any_opengl = false
293 with_shared_glapi = false
296 _gbm = get_option('gbm')
298 with_gbm = system_has_kms_drm and with_dri
300 with_gbm = _gbm == 'true'
302 if with_gbm and not system_has_kms_drm
303 error('GBM only supports DRM/KMS platforms')
306 _egl = get_option('egl')
309 not ['darwin', 'windows'].contains(host_machine.system()) and
310 with_dri and with_shared_glapi and with_platforms
314 error('EGL requires dri')
315 elif not with_shared_glapi
316 error('EGL requires shared-glapi')
317 elif not with_platforms
318 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
319 elif not ['disabled', 'dri'].contains(with_glx)
320 error('EGL requires dri, but a GLX is being built without dri')
321 elif ['darwin', 'windows'].contains(host_machine.system())
322 error('EGL is not available on Windows or MacOS')
329 if with_egl and not (with_platform_drm or with_platform_surfaceless)
330 if with_gallium_radeonsi
331 error('RadeonSI requires drm or surfaceless platform when using EGL')
333 if with_gallium_virgl
334 error('Virgl requires drm or surfaceless platform when using EGL')
338 pre_args += '-DGLX_USE_TLS'
339 if with_glx != 'disabled'
340 if not (with_platform_x11 and with_any_opengl)
341 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
342 elif with_glx == 'gallium-xlib'
344 error('Gallium-xlib based GLX requires at least one gallium driver')
345 elif not with_gallium_softpipe
346 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
348 error('gallium-xlib conflicts with any dri driver')
350 elif with_glx == 'xlib'
352 error('xlib conflicts with any dri driver')
354 elif with_glx == 'dri'
356 error('dri based GLX requires at least one DRI driver')
357 elif not with_shared_glapi
358 error('dri based GLX requires shared-glapi')
363 with_glvnd = get_option('glvnd')
365 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
366 error('Cannot build glvnd support for GLX that is not DRI based.')
367 elif with_glx == 'disabled' and not with_egl
368 error('glvnd requires DRI based GLX and/or EGL')
372 if with_vulkan_icd_dir == ''
373 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
376 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
377 _dri3 = get_option('dri3')
379 with_dri3 = system_has_kms_drm and with_dri2
381 with_dri3 = _dri3 == 'true'
384 if with_any_vk and (with_platform_x11 and not with_dri3)
385 error('Vulkan drivers require dri3 for X11 support')
388 if with_glx == 'disabled' and not with_egl and not with_gbm
389 error('building dri drivers require at least one windowing system')
393 prog_pkgconfig = find_program('pkg-config')
395 _vdpau = get_option('gallium-vdpau')
396 if not system_has_kms_drm
398 error('VDPAU state tracker can only be build on unix-like OSes.')
402 elif not with_platform_x11
404 error('VDPAU state tracker requires X11 support.')
408 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
409 with_gallium_nouveau)
411 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
417 with_gallium_vdpau = false
419 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
421 dep_vdpau = declare_dependency(
422 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
424 with_gallium_vdpau = true
428 if with_gallium_vdpau
429 pre_args += '-DHAVE_ST_VDPAU'
431 vdpau_drivers_path = get_option('vdpau-libs-path')
432 if vdpau_drivers_path == ''
433 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
436 _xvmc = get_option('gallium-xvmc')
437 if not system_has_kms_drm
439 error('XVMC state tracker can only be build on unix-like OSes.')
443 elif not with_platform_x11
445 error('XVMC state tracker requires X11 support.')
449 elif not (with_gallium_r600 or with_gallium_nouveau)
451 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
457 with_gallium_xvmc = false
459 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
460 with_gallium_xvmc = dep_xvmc.found()
463 xvmc_drivers_path = get_option('xvmc-libs-path')
464 if xvmc_drivers_path == ''
465 xvmc_drivers_path = get_option('libdir')
468 _omx = get_option('gallium-omx')
469 if not system_has_kms_drm
470 if ['auto', 'disabled'].contains(_omx)
473 error('OMX state tracker can only be built on unix-like OSes.')
475 elif not (with_platform_x11 or with_platform_drm)
476 if ['auto', 'disabled'].contains(_omx)
479 error('OMX state tracker requires X11 or drm platform support.')
481 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
482 if ['auto', 'disabled'].contains(_omx)
485 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
488 with_gallium_omx = _omx
491 if ['auto', 'bellagio'].contains(_omx)
492 dep_omx = dependency(
493 'libomxil-bellagio', required : _omx == 'bellagio'
496 with_gallium_omx = 'bellagio'
499 if ['auto', 'tizonia'].contains(_omx)
500 if with_dri and with_egl
501 dep_omx = dependency(
502 'libtizonia', version : '>= 0.10.0',
503 required : _omx == 'tizonia',
506 dependency('libtizplatform', required : _omx == 'tizonia'),
507 dependency('tizilheaders', required : _omx == 'tizonia'),
509 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
510 with_gallium_omx = 'tizonia'
512 elif _omx == 'tizonia'
513 error('OMX-Tizonia state tracker requires dri and egl')
517 with_gallium_omx = 'disabled'
519 with_gallium_omx = _omx
523 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
524 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
528 omx_drivers_path = get_option('omx-libs-path')
530 if with_gallium_omx != 'disabled'
531 # Figure out where to put the omx driver.
532 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
533 # argument to meson's get_pkgconfig_variable method.
534 if omx_drivers_path == ''
535 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
536 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
537 if _omx_libdir == get_option('libdir')
538 omx_drivers_path = _omx_drivers_dir
541 # This will fail on windows. Does OMX run on windows?
542 _omx_libdir = _omx_libdir.split('/')
543 _omx_drivers_dir = _omx_drivers_dir.split('/')
544 foreach o : _omx_drivers_dir
545 if not _omx_libdir.contains(o)
549 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
554 _va = get_option('gallium-va')
555 if not system_has_kms_drm
557 error('VA state tracker can only be built on unix-like OSes.')
561 elif not (with_platform_x11 or with_platform_drm)
563 error('VA state tracker requires X11 or drm or wayland platform support.')
567 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
569 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
574 with_gallium_va = false
577 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
579 dep_va_headers = declare_dependency(
580 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
582 with_gallium_va = true
586 va_drivers_path = get_option('va-libs-path')
587 if va_drivers_path == ''
588 va_drivers_path = join_paths(get_option('libdir'), 'dri')
591 _xa = get_option('gallium-xa')
592 if not system_has_kms_drm
594 error('XA state tracker can only be built on unix-like OSes.')
598 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
599 or with_gallium_svga)
601 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
606 with_gallium_xa = _xa != 'false'
608 d3d_drivers_path = get_option('d3d-drivers-path')
609 if d3d_drivers_path == ''
610 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
613 with_gallium_st_nine = get_option('gallium-nine')
614 if with_gallium_st_nine
615 if not with_gallium_softpipe
616 error('The nine state tracker requires gallium softpipe/llvmpipe.')
617 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
618 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
619 error('The nine state tracker requires at least one non-swrast gallium driver.')
622 error('Using nine with wine requires dri3')
626 if get_option('power8') != 'false'
627 # on old versions of meson the cpu family would return as ppc64le on little
628 # endian power8, this was changed in 0.48 such that the family would always
629 # be ppc64 regardless of endianness, and the the machine.endian() value
630 # should be checked. Since we support versions < 0.48 we need to use
632 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
633 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
634 error('Altivec is not supported with gcc version < 4.8.')
639 vector unsigned char r;
640 vector unsigned int v = vec_splat_u32 (1);
641 r = __builtin_vec_vgbbd ((vector unsigned char) v);
644 args : '-mpower8-vector',
645 name : 'POWER8 intrinsics')
646 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
647 elif get_option('power8') == 'true'
648 error('POWER8 intrinsic support required but not found.')
653 _opencl = get_option('gallium-opencl')
655 if _opencl != 'disabled'
657 error('OpenCL Clover implementation requires at least one gallium driver.')
660 dep_clc = dependency('libclc')
661 with_gallium_opencl = true
662 with_opencl_icd = _opencl == 'icd'
664 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
665 #if !defined(__VEC__) || !defined(__ALTIVEC__)
666 #error "AltiVec not enabled"
669 clover_cpp_std += ['cpp_std=gnu++11']
673 with_gallium_opencl = false
674 with_gallium_icd = false
677 gl_pkgconfig_c_flags = []
679 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
680 pre_args += '-DHAVE_X11_PLATFORM'
682 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
683 pre_args += '-DUSE_XSHM'
685 pre_args += '-DGLX_INDIRECT_RENDERING'
687 pre_args += '-DGLX_DIRECT_RENDERING'
689 if with_dri_platform == 'drm'
690 pre_args += '-DGLX_USE_DRM'
691 elif with_dri_platform == 'apple'
692 pre_args += '-DGLX_USE_APPLEGL'
693 elif with_dri_platform == 'windows'
694 pre_args += '-DGLX_USE_WINDOWSGL'
698 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
699 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
702 if with_egl and not with_gbm
703 error('EGL drm platform requires gbm')
705 pre_args += '-DHAVE_DRM_PLATFORM'
707 if with_platform_surfaceless
708 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
710 if with_platform_android
712 dependency('cutils'),
713 dependency('hardware'),
716 pre_args += '-DHAVE_ANDROID_PLATFORM'
718 if with_platform_haiku
719 pre_args += '-DHAVE_HAIKU_PLATFORM'
722 prog_python = import('python3').find_python()
723 has_mako = run_command(
726 from distutils.version import StrictVersion
728 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
730 if has_mako.returncode() != 0
731 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
734 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
735 error('When using GCC, version 4.4.6 or later is required.')
738 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
739 if get_option('buildtype') == 'debug'
740 pre_args += '-DDEBUG'
743 if get_option('shader-cache')
744 pre_args += '-DENABLE_SHADER_CACHE'
746 error('Radv requires shader cache support')
749 # Check for GCC style builtins
750 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
751 'ffsll', 'popcount', 'popcountll', 'unreachable']
752 if cc.has_function(b)
753 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
757 # check for GCC __attribute__
758 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
759 'warn_unused_result', 'weak',]
760 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
761 name : '__attribute__((@0@))'.format(a))
762 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
765 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
766 name : '__attribute__((format(...)))')
767 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
769 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
770 name : '__attribute__((packed))')
771 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
773 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
774 name : '__attribute__((returns_nonnull))')
775 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
777 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
778 int foo_hid(void) __attribute__((visibility("hidden")));
779 int foo_int(void) __attribute__((visibility("internal")));
780 int foo_pro(void) __attribute__((visibility("protected")));''',
781 name : '__attribute__((visibility(...)))')
782 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
784 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
785 name : '__attribute__((alias(...)))')
786 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
788 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
789 name : '__attribute__((__noreturn__))')
790 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
793 # TODO: this is very incomplete
794 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
795 pre_args += '-D_GNU_SOURCE'
798 # Check for generic C arguments
800 foreach a : ['-Werror=implicit-function-declaration',
801 '-Werror=missing-prototypes', '-Werror=return-type',
803 '-fno-trapping-math', '-Qunused-arguments']
804 if cc.has_argument(a)
809 foreach a : ['missing-field-initializers', 'format-truncation']
810 if cc.has_argument('-W' + a)
811 c_args += '-Wno-' + a
816 if cc.has_argument('-fvisibility=hidden')
817 c_vis_args += '-fvisibility=hidden'
820 # Check for generic C++ arguments
822 foreach a : ['-Werror=return-type',
823 '-fno-math-errno', '-fno-trapping-math',
824 '-Qunused-arguments']
825 if cpp.has_argument(a)
830 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
831 # option is not supported. Hence, check for -Wfoo instead.
833 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
834 if cpp.has_argument('-W' + a)
835 cpp_args += '-Wno-' + a
839 no_override_init_args = []
840 foreach a : ['override-init', 'initializer-overrides']
841 if cc.has_argument('-W' + a)
842 no_override_init_args += '-Wno-' + a
847 if cpp.has_argument('-fvisibility=hidden')
848 cpp_vis_args += '-fvisibility=hidden'
851 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
852 # in parts of the mesa code base that need to compile with old versions of
853 # MSVC, mainly common code
854 c_msvc_compat_args = []
855 cpp_msvc_compat_args = []
856 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
857 if cc.has_argument(a)
858 c_msvc_compat_args += a
860 if cpp.has_argument(a)
861 cpp_msvc_compat_args += a
865 if host_machine.cpu_family().startswith('x86')
866 pre_args += '-DUSE_SSE41'
868 sse41_args = ['-msse4.1']
870 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
871 # that's not guaranteed
872 if host_machine.cpu_family() == 'x86'
873 sse41_args += '-mstackrealign'
880 # Check for GCC style atomics
881 dep_atomic = null_dep
883 if cc.compiles('''#include <stdint.h>
888 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
889 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
892 name : 'GCC atomic builtins')
893 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
895 # Not all atomic calls can be turned into lock-free instructions, in which
896 # GCC will make calls into the libatomic library. Check whether we need to
897 # link with -latomic.
899 # This can happen for 64-bit atomic operations on 32-bit architectures such
901 if not cc.links('''#include <stdint.h>
906 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
907 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
909 name : 'GCC atomic builtins required -latomic')
910 dep_atomic = cc.find_library('atomic')
913 if not cc.links('''#include <stdint.h>
916 return __sync_add_and_fetch(&v, (uint64_t)1);
918 dependencies : dep_atomic,
919 name : 'GCC 64bit atomics')
920 pre_args += '-DMISSING_64BIT_ATOMICS'
923 # TODO: shared/static? Is this even worth doing?
925 # When cross compiling we generally need to turn off the use of assembly,
926 # because mesa's assembly relies on building an executable for the host system,
927 # and running it to get information about struct sizes. There is at least one
928 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
929 # host OS == build OS, since in that case the build machine can run the host's
931 if meson.is_cross_build()
932 if build_machine.system() != host_machine.system()
933 # TODO: It may be possible to do this with an exe_wrapper (like wine).
934 message('Cross compiling from one OS to another, disabling assembly.')
936 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
937 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
938 # x86 -> x86 cross compile. We use startswith rather than == to handle this
940 # TODO: There may be other cases where the 64 bit version of the
941 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
943 Cross compiling to different architectures, and the host cannot run
944 the build machine's binaries. Disabling assembly.
952 if host_machine.cpu_family() == 'x86'
953 if system_has_kms_drm or host_machine.system() == 'gnu'
954 with_asm_arch = 'x86'
955 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
958 if with_glx_read_only_text
959 pre_args += ['-DGLX_X86_READONLY_TEXT']
962 elif host_machine.cpu_family() == 'x86_64'
963 if system_has_kms_drm
964 with_asm_arch = 'x86_64'
965 pre_args += ['-DUSE_X86_64_ASM']
967 elif host_machine.cpu_family() == 'arm'
968 if system_has_kms_drm
969 with_asm_arch = 'arm'
970 pre_args += ['-DUSE_ARM_ASM']
972 elif host_machine.cpu_family() == 'aarch64'
973 if system_has_kms_drm
974 with_asm_arch = 'aarch64'
975 pre_args += ['-DUSE_AARCH64_ASM']
977 elif host_machine.cpu_family() == 'sparc64'
978 if system_has_kms_drm
979 with_asm_arch = 'sparc'
980 pre_args += ['-DUSE_SPARC_ASM']
982 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
983 if system_has_kms_drm
984 with_asm_arch = 'ppc64le'
985 pre_args += ['-DUSE_PPC64LE_ASM']
990 # Check for standard headers and functions
991 if cc.has_header_symbol('sys/sysmacros.h', 'major')
992 pre_args += '-DMAJOR_IN_SYSMACROS'
993 elif cc.has_header_symbol('sys/mkdev.h', 'major')
994 pre_args += '-DMAJOR_IN_MKDEV'
997 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
998 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
999 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1003 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1004 if cc.has_function(f)
1005 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1009 # strtod locale support
1014 #ifdef HAVE_XLOCALE_H
1015 #include <xlocale.h>
1018 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1019 const char *s = "1.0";
1021 double d = strtod_l(s, end, loc);
1022 float f = strtof_l(s, end, loc);
1027 name : 'strtod has locale support')
1028 pre_args += '-DHAVE_STRTOD_L'
1031 # Check for some linker flags
1032 ld_args_bsymbolic = []
1033 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1034 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1036 ld_args_gc_sections = []
1037 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1038 args : '-Wl,--gc-sections', name : 'gc-sections')
1039 ld_args_gc_sections += '-Wl,--gc-sections'
1041 with_ld_version_script = false
1042 if cc.links('int main() { return 0; }',
1043 args : '-Wl,--version-script=@0@'.format(
1044 join_paths(meson.source_root(), 'build-support/conftest.map')),
1045 name : 'version-script')
1046 with_ld_version_script = true
1048 with_ld_dynamic_list = false
1049 if cc.links('int main() { return 0; }',
1050 args : '-Wl,--dynamic-list=@0@'.format(
1051 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1052 name : 'dynamic-list')
1053 with_ld_dynamic_list = true
1055 ld_args_build_id = []
1056 if build_machine.system() != 'darwin'
1057 ld_args_build_id += '-Wl,--build-id=sha1'
1060 # check for dl support
1061 if cc.has_function('dlopen')
1064 dep_dl = cc.find_library('dl')
1066 if cc.has_function('dladdr', dependencies : dep_dl)
1067 # This is really only required for megadrivers
1068 pre_args += '-DHAVE_DLADDR'
1071 if cc.has_function('dl_iterate_phdr')
1072 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1074 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1075 elif with_dri_i965 and get_option('shader-cache')
1076 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1079 # Determine whether or not the rt library is needed for time functions
1080 if cc.has_function('clock_gettime')
1081 dep_clock = null_dep
1083 dep_clock = cc.find_library('rt')
1086 # TODO: some of these may be conditional
1087 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1088 pre_args += '-DHAVE_ZLIB'
1089 dep_thread = dependency('threads')
1090 if dep_thread.found() and host_machine.system() != 'windows'
1091 pre_args += '-DHAVE_PTHREAD'
1093 'pthread_setaffinity_np',
1094 dependencies : dep_thread,
1095 prefix : '#include <pthread.h>',
1096 args : '-D_GNU_SOURCE')
1097 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1100 dep_expat = dependency('expat')
1101 # this only exists on linux so either this is linux and it will be found, or
1102 # its not linux and and wont
1103 dep_m = cc.find_library('m', required : false)
1105 # Check for libdrm. various drivers have different libdrm version requirements,
1106 # but we always want to use the same version for all libdrm modules. That means
1107 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1108 # bar are both on use 2.4.3 for both of them
1109 dep_libdrm_amdgpu = null_dep
1110 dep_libdrm_radeon = null_dep
1111 dep_libdrm_nouveau = null_dep
1112 dep_libdrm_etnaviv = null_dep
1113 dep_libdrm_intel = null_dep
1115 _drm_amdgpu_ver = '2.4.95'
1116 _drm_radeon_ver = '2.4.71'
1117 _drm_nouveau_ver = '2.4.66'
1118 _drm_etnaviv_ver = '2.4.89'
1119 _drm_intel_ver = '2.4.75'
1123 ['intel', with_dri_i915 or with_gallium_i915],
1124 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1125 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1126 with_gallium_r300 or with_gallium_r600)],
1127 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1128 ['etnaviv', with_gallium_etnaviv],
1131 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1137 # Loop over the enables versions and get the highest libdrm requirement for all
1140 foreach d : _libdrm_checks
1141 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1142 if d[1] and ver.version_compare('>' + _drm_ver)
1148 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1151 # Then get each libdrm module
1152 foreach d : _libdrm_checks
1155 'dep_libdrm_' + d[0],
1156 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1161 with_gallium_drisw_kms = false
1162 dep_libdrm = dependency(
1163 'libdrm', version : '>=' + _drm_ver,
1164 required : with_dri2 or with_dri3
1166 if dep_libdrm.found()
1167 pre_args += '-DHAVE_LIBDRM'
1168 if with_dri_platform == 'drm' and with_dri
1169 with_gallium_drisw_kms = true
1173 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1174 llvm_optional_modules = []
1175 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1176 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1177 if with_gallium_r600
1178 llvm_modules += 'asmparser'
1181 if with_gallium_opencl
1183 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1184 'lto', 'option', 'objcarcopts', 'profiledata',
1186 llvm_optional_modules += ['coroutines']
1189 if with_amd_vk or with_gallium_radeonsi
1190 _llvm_version = '>= 6.0.0'
1191 elif with_gallium_swr
1192 _llvm_version = '>= 6.0.0'
1193 elif with_gallium_opencl or with_gallium_r600
1194 _llvm_version = '>= 3.9.0'
1196 _llvm_version = '>= 3.3.0'
1199 _shared_llvm = get_option('shared-llvm')
1201 _llvm = get_option('llvm')
1205 dep_llvm = dependency(
1207 version : _llvm_version,
1208 modules : llvm_modules,
1209 optional_modules : llvm_optional_modules,
1211 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1212 with_gallium_opencl or _llvm == 'true'
1214 static : not _shared_llvm,
1216 with_llvm = dep_llvm.found()
1219 _llvm_version = dep_llvm.version().split('.')
1221 # 3 digits versions in LLVM only started from 3.4.1 on
1222 if dep_llvm.version().version_compare('>= 3.4.1')
1223 _llvm_patch = _llvm_version[2]
1229 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1230 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1233 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1234 # programs, so we need to build all C++ code in mesa without rtti as well to
1235 # ensure that linking works.
1236 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1237 if with_gallium_nouveau
1238 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1240 cpp_args += '-fno-rtti'
1242 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1243 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1246 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1247 (with_gallium_r600 and with_llvm))
1248 dep_elf = dependency('libelf', required : false)
1249 if not dep_elf.found()
1250 dep_elf = cc.find_library('elf')
1256 dep_glvnd = null_dep
1258 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1259 pre_args += '-DUSE_LIBGLVND=1'
1262 if with_valgrind != 'false'
1263 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1264 if dep_valgrind.found()
1265 pre_args += '-DHAVE_VALGRIND'
1268 dep_valgrind = null_dep
1271 # pthread stubs. Lets not and say we didn't
1273 prog_bison = find_program('bison', required : with_any_opengl)
1274 prog_flex = find_program('flex', required : with_any_opengl)
1276 dep_selinux = null_dep
1277 if get_option('selinux')
1278 dep_selinux = dependency('libselinux')
1279 pre_args += '-DMESA_SELINUX'
1282 if with_libunwind != 'false'
1283 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1284 if dep_unwind.found()
1285 pre_args += '-DHAVE_LIBUNWIND'
1288 dep_unwind = null_dep
1291 if with_osmesa != 'none'
1292 if with_osmesa == 'classic' and not with_dri_swrast
1293 error('OSMesa classic requires dri (classic) swrast.')
1295 if with_osmesa == 'gallium' and not with_gallium_softpipe
1296 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1298 osmesa_lib_name = 'OSMesa'
1299 osmesa_bits = get_option('osmesa-bits')
1300 if osmesa_bits != '8'
1301 if with_dri or with_glx != 'disabled'
1302 error('OSMesa bits must be 8 if building glx or dir based drivers')
1304 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1306 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1311 # TODO: symbol mangling
1313 if with_platform_wayland
1314 dep_wl_scanner = dependency('wayland-scanner', native: true)
1315 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1316 if dep_wl_scanner.version().version_compare('>= 1.15')
1317 wl_scanner_arg = 'private-code'
1319 wl_scanner_arg = 'code'
1321 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1322 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1323 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1325 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1326 dep_wayland_egl_headers = declare_dependency(
1327 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1329 wayland_dmabuf_xml = join_paths(
1330 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1331 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1333 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1338 dep_xdamage = null_dep
1339 dep_xfixes = null_dep
1340 dep_x11_xcb = null_dep
1342 dep_xcb_glx = null_dep
1343 dep_xcb_dri2 = null_dep
1344 dep_xcb_dri3 = null_dep
1345 dep_dri2proto = null_dep
1346 dep_glproto = null_dep
1347 dep_xxf86vm = null_dep
1348 dep_xcb_dri3 = null_dep
1349 dep_xcb_present = null_dep
1350 dep_xcb_sync = null_dep
1351 dep_xcb_xfixes = null_dep
1352 dep_xshmfence = null_dep
1353 dep_xcb_xrandr = null_dep
1354 dep_xlib_xrandr = null_dep
1355 if with_platform_x11
1356 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1357 dep_x11 = dependency('x11')
1358 dep_xext = dependency('xext')
1359 dep_xcb = dependency('xcb')
1360 elif with_glx == 'dri'
1361 dep_x11 = dependency('x11')
1362 dep_xext = dependency('xext')
1363 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1364 dep_xfixes = dependency('xfixes')
1365 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1367 if (with_any_vk or with_glx == 'dri' or
1368 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1369 with_gallium_omx != 'disabled'))
1370 dep_xcb = dependency('xcb')
1371 dep_x11_xcb = dependency('x11-xcb')
1373 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1374 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1377 pre_args += '-DHAVE_DRI3'
1378 dep_xcb_dri3 = dependency('xcb-dri3')
1379 dep_xcb_present = dependency('xcb-present')
1380 # until xcb-dri3 has been around long enough to make a hard-dependency:
1381 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1382 dep_xcb_present.version().version_compare('>= 1.13'))
1383 pre_args += '-DHAVE_DRI3_MODIFIERS'
1385 dep_xcb_sync = dependency('xcb-sync')
1386 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1389 if with_glx == 'dri'
1390 if with_dri_platform == 'drm'
1391 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1392 dep_xxf86vm = dependency('xxf86vm')
1394 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1397 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1398 with_gallium_omx != 'disabled'))
1399 dep_xcb_xfixes = dependency('xcb-xfixes')
1402 dep_xcb_xrandr = dependency('xcb-randr', version : '>= 1.12')
1403 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1407 if get_option('gallium-extra-hud')
1408 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1411 _sensors = get_option('lmsensors')
1412 if _sensors != 'false'
1413 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1414 if dep_lmsensors.found()
1415 pre_args += '-DHAVE_LIBSENSORS=1'
1418 dep_lmsensors = null_dep
1421 foreach a : pre_args
1422 add_project_arguments(a, language : ['c', 'cpp'])
1425 add_project_arguments(a, language : ['c'])
1427 foreach a : cpp_args
1428 add_project_arguments(a, language : ['cpp'])
1431 inc_include = include_directories('include')
1435 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1436 gl_priv_reqs += ['x11', 'xext', 'xcb']
1437 elif with_glx == 'dri'
1439 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1441 if with_dri_platform == 'drm'
1442 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1443 gl_priv_reqs += 'xxf86vm'
1446 if dep_libdrm.found()
1447 gl_priv_reqs += 'libdrm >= 2.4.75'
1451 if dep_thread.found()
1452 gl_priv_libs += ['-lpthread', '-pthread']
1455 gl_priv_libs += '-lm'
1458 gl_priv_libs += '-ldl'
1461 pkg = import('pkgconfig')
1463 env_test = environment()
1464 env_test.set('NM', find_program('nm').path())