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_etnaviv = _drivers.contains('etnaviv')
158 with_gallium_tegra = _drivers.contains('tegra')
159 with_gallium_i915 = _drivers.contains('i915')
160 with_gallium_svga = _drivers.contains('svga')
161 with_gallium_virgl = _drivers.contains('virgl')
162 with_gallium_swr = _drivers.contains('swr')
164 if cc.get_id() == 'intel'
165 if meson.version().version_compare('< 0.49.0')
166 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
167 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
168 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')
172 with_gallium = _drivers.length() != 0 and _drivers != ['']
174 if with_gallium and system_has_kms_drm
175 _glx = get_option('glx')
176 _egl = get_option('egl')
177 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
182 _vulkan_drivers = get_option('vulkan-drivers')
183 if _vulkan_drivers.contains('auto')
184 if system_has_kms_drm
185 if host_machine.cpu_family().startswith('x86')
186 _vulkan_drivers = ['amd', 'intel']
187 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
190 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
191 host_machine.cpu_family()))
193 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
194 # No vulkan driver supports windows or macOS currently
197 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
198 host_machine.system()))
202 with_intel_vk = _vulkan_drivers.contains('intel')
203 with_amd_vk = _vulkan_drivers.contains('amd')
204 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
206 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
207 error('Only one swrast provider can be built')
209 if with_dri_i915 and with_gallium_i915
210 error('Only one i915 provider can be built')
212 if with_gallium_kmsro and not (with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno)
213 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno)')
215 if with_gallium_tegra and not with_gallium_nouveau
216 error('tegra driver requires nouveau driver')
219 if host_machine.system() == 'darwin'
220 with_dri_platform = 'apple'
221 elif ['windows', 'cygwin'].contains(host_machine.system())
222 with_dri_platform = 'windows'
223 elif system_has_kms_drm
224 with_dri_platform = 'drm'
226 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
227 # assert here that one of those cases has been met.
228 # FIXME: illumos ends up here as well
229 with_dri_platform = 'none'
232 _platforms = get_option('platforms')
233 if _platforms.contains('auto')
234 if system_has_kms_drm
235 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
236 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
237 _platforms = ['x11', 'surfaceless']
238 elif ['haiku'].contains(host_machine.system())
239 _platforms = ['haiku']
241 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
242 host_machine.system()))
246 with_platform_android = _platforms.contains('android')
247 with_platform_x11 = _platforms.contains('x11')
248 with_platform_wayland = _platforms.contains('wayland')
249 with_platform_drm = _platforms.contains('drm')
250 with_platform_haiku = _platforms.contains('haiku')
251 with_platform_surfaceless = _platforms.contains('surfaceless')
253 with_platforms = false
254 if _platforms.length() != 0 and _platforms != ['']
255 with_platforms = true
256 egl_native_platform = _platforms[0]
259 _xlib_lease = get_option('xlib-lease')
260 if _xlib_lease == 'auto'
261 with_xlib_lease = with_platform_x11 and with_platform_drm
263 with_xlib_lease = _xlib_lease == 'true'
266 with_glx = get_option('glx')
267 if with_glx == 'auto'
270 elif with_platform_haiku
271 with_glx = 'disabled'
273 # Even when building just gallium drivers the user probably wants dri
275 elif with_platform_x11 and with_any_opengl and not with_any_vk
276 # The automatic behavior should not be to turn on xlib based glx when
277 # building only vulkan drivers
280 with_glx = 'disabled'
289 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
293 with_any_opengl = false
294 with_shared_glapi = false
297 _gbm = get_option('gbm')
299 with_gbm = system_has_kms_drm and with_dri
301 with_gbm = _gbm == 'true'
303 if with_gbm and not system_has_kms_drm
304 error('GBM only supports DRM/KMS platforms')
307 _egl = get_option('egl')
310 not ['darwin', 'windows'].contains(host_machine.system()) and
311 with_dri and with_shared_glapi and with_platforms
315 error('EGL requires dri')
316 elif not with_shared_glapi
317 error('EGL requires shared-glapi')
318 elif not with_platforms
319 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
320 elif not ['disabled', 'dri'].contains(with_glx)
321 error('EGL requires dri, but a GLX is being built without dri')
322 elif ['darwin', 'windows'].contains(host_machine.system())
323 error('EGL is not available on Windows or MacOS')
330 if with_egl and not (with_platform_drm or with_platform_surfaceless)
331 if with_gallium_radeonsi
332 error('RadeonSI requires drm or surfaceless platform when using EGL')
334 if with_gallium_virgl
335 error('Virgl requires drm or surfaceless platform when using EGL')
339 pre_args += '-DGLX_USE_TLS'
340 if with_glx != 'disabled'
341 if not (with_platform_x11 and with_any_opengl)
342 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
343 elif with_glx == 'gallium-xlib'
345 error('Gallium-xlib based GLX requires at least one gallium driver')
346 elif not with_gallium_softpipe
347 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
349 error('gallium-xlib conflicts with any dri driver')
351 elif with_glx == 'xlib'
353 error('xlib conflicts with any dri driver')
355 elif with_glx == 'dri'
357 error('dri based GLX requires at least one DRI driver')
358 elif not with_shared_glapi
359 error('dri based GLX requires shared-glapi')
364 with_glvnd = get_option('glvnd')
366 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
367 error('Cannot build glvnd support for GLX that is not DRI based.')
368 elif with_glx == 'disabled' and not with_egl
369 error('glvnd requires DRI based GLX and/or EGL')
373 if with_vulkan_icd_dir == ''
374 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
377 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
378 _dri3 = get_option('dri3')
380 with_dri3 = system_has_kms_drm and with_dri2
382 with_dri3 = _dri3 == 'true'
385 if with_any_vk and (with_platform_x11 and not with_dri3)
386 error('Vulkan drivers require dri3 for X11 support')
389 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
390 error('building dri drivers require at least one windowing system or classic osmesa')
394 prog_pkgconfig = find_program('pkg-config')
396 _vdpau = get_option('gallium-vdpau')
397 if not system_has_kms_drm
399 error('VDPAU state tracker can only be build on unix-like OSes.')
403 elif not with_platform_x11
405 error('VDPAU state tracker requires X11 support.')
409 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
410 with_gallium_nouveau)
412 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
418 with_gallium_vdpau = false
420 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
422 dep_vdpau = declare_dependency(
423 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
425 with_gallium_vdpau = true
429 if with_gallium_vdpau
430 pre_args += '-DHAVE_ST_VDPAU'
432 vdpau_drivers_path = get_option('vdpau-libs-path')
433 if vdpau_drivers_path == ''
434 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
437 _xvmc = get_option('gallium-xvmc')
438 if not system_has_kms_drm
440 error('XVMC state tracker can only be build on unix-like OSes.')
444 elif not with_platform_x11
446 error('XVMC state tracker requires X11 support.')
450 elif not (with_gallium_r600 or with_gallium_nouveau)
452 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
458 with_gallium_xvmc = false
460 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
461 with_gallium_xvmc = dep_xvmc.found()
464 xvmc_drivers_path = get_option('xvmc-libs-path')
465 if xvmc_drivers_path == ''
466 xvmc_drivers_path = get_option('libdir')
469 _omx = get_option('gallium-omx')
470 if not system_has_kms_drm
471 if ['auto', 'disabled'].contains(_omx)
474 error('OMX state tracker can only be built on unix-like OSes.')
476 elif not (with_platform_x11 or with_platform_drm)
477 if ['auto', 'disabled'].contains(_omx)
480 error('OMX state tracker requires X11 or drm platform support.')
482 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
483 if ['auto', 'disabled'].contains(_omx)
486 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
489 with_gallium_omx = _omx
492 if ['auto', 'bellagio'].contains(_omx)
493 dep_omx = dependency(
494 'libomxil-bellagio', required : _omx == 'bellagio'
497 with_gallium_omx = 'bellagio'
500 if ['auto', 'tizonia'].contains(_omx)
501 if with_dri and with_egl
502 dep_omx = dependency(
503 'libtizonia', version : '>= 0.10.0',
504 required : _omx == 'tizonia',
507 dependency('libtizplatform', required : _omx == 'tizonia'),
508 dependency('tizilheaders', required : _omx == 'tizonia'),
510 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
511 with_gallium_omx = 'tizonia'
513 elif _omx == 'tizonia'
514 error('OMX-Tizonia state tracker requires dri and egl')
518 with_gallium_omx = 'disabled'
520 with_gallium_omx = _omx
524 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
525 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
529 omx_drivers_path = get_option('omx-libs-path')
531 if with_gallium_omx != 'disabled'
532 # Figure out where to put the omx driver.
533 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
534 # argument to meson's get_pkgconfig_variable method.
535 if omx_drivers_path == ''
536 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
537 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
538 if _omx_libdir == get_option('libdir')
539 omx_drivers_path = _omx_drivers_dir
542 # This will fail on windows. Does OMX run on windows?
543 _omx_libdir = _omx_libdir.split('/')
544 _omx_drivers_dir = _omx_drivers_dir.split('/')
545 foreach o : _omx_drivers_dir
546 if not _omx_libdir.contains(o)
550 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
555 _va = get_option('gallium-va')
556 if not system_has_kms_drm
558 error('VA state tracker can only be built on unix-like OSes.')
562 elif not (with_platform_x11 or with_platform_drm)
564 error('VA state tracker requires X11 or drm or wayland platform support.')
568 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
570 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
575 with_gallium_va = false
578 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
580 dep_va_headers = declare_dependency(
581 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
583 with_gallium_va = true
587 va_drivers_path = get_option('va-libs-path')
588 if va_drivers_path == ''
589 va_drivers_path = join_paths(get_option('libdir'), 'dri')
592 _xa = get_option('gallium-xa')
593 if not system_has_kms_drm
595 error('XA state tracker can only be built on unix-like OSes.')
599 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
600 or with_gallium_svga)
602 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
607 with_gallium_xa = _xa != 'false'
609 d3d_drivers_path = get_option('d3d-drivers-path')
610 if d3d_drivers_path == ''
611 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
614 with_gallium_st_nine = get_option('gallium-nine')
615 if with_gallium_st_nine
616 if not with_gallium_softpipe
617 error('The nine state tracker requires gallium softpipe/llvmpipe.')
618 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
619 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
620 error('The nine state tracker requires at least one non-swrast gallium driver.')
623 error('Using nine with wine requires dri3')
627 if get_option('power8') != 'false'
628 # on old versions of meson the cpu family would return as ppc64le on little
629 # endian power8, this was changed in 0.48 such that the family would always
630 # be ppc64 regardless of endianness, and the the machine.endian() value
631 # should be checked. Since we support versions < 0.48 we need to use
633 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
634 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
635 error('Altivec is not supported with gcc version < 4.8.')
640 vector unsigned char r;
641 vector unsigned int v = vec_splat_u32 (1);
642 r = __builtin_vec_vgbbd ((vector unsigned char) v);
645 args : '-mpower8-vector',
646 name : 'POWER8 intrinsics')
647 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
648 elif get_option('power8') == 'true'
649 error('POWER8 intrinsic support required but not found.')
654 _opencl = get_option('gallium-opencl')
656 if _opencl != 'disabled'
658 error('OpenCL Clover implementation requires at least one gallium driver.')
661 dep_clc = dependency('libclc')
662 with_gallium_opencl = true
663 with_opencl_icd = _opencl == 'icd'
665 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
666 #if !defined(__VEC__) || !defined(__ALTIVEC__)
667 #error "AltiVec not enabled"
670 clover_cpp_std += ['cpp_std=gnu++11']
674 with_gallium_opencl = false
675 with_opencl_icd = false
678 gl_pkgconfig_c_flags = []
680 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
681 pre_args += '-DHAVE_X11_PLATFORM'
683 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
684 pre_args += '-DUSE_XSHM'
686 pre_args += '-DGLX_INDIRECT_RENDERING'
688 pre_args += '-DGLX_DIRECT_RENDERING'
690 if with_dri_platform == 'drm'
691 pre_args += '-DGLX_USE_DRM'
692 elif with_dri_platform == 'apple'
693 pre_args += '-DGLX_USE_APPLEGL'
694 elif with_dri_platform == 'windows'
695 pre_args += '-DGLX_USE_WINDOWSGL'
699 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
700 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
703 if with_egl and not with_gbm
704 error('EGL drm platform requires gbm')
706 pre_args += '-DHAVE_DRM_PLATFORM'
708 if with_platform_surfaceless
709 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
711 if with_platform_android
713 dependency('cutils'),
714 dependency('hardware'),
717 pre_args += '-DHAVE_ANDROID_PLATFORM'
719 if with_platform_haiku
720 pre_args += '-DHAVE_HAIKU_PLATFORM'
723 prog_python = import('python3').find_python()
724 has_mako = run_command(
727 from distutils.version import StrictVersion
729 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
731 if has_mako.returncode() != 0
732 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
735 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
736 error('When using GCC, version 4.4.6 or later is required.')
739 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
740 if get_option('buildtype') == 'debug'
741 pre_args += '-DDEBUG'
744 if get_option('shader-cache')
745 pre_args += '-DENABLE_SHADER_CACHE'
747 error('Radv requires shader cache support')
750 # Check for GCC style builtins
751 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
752 'ffsll', 'popcount', 'popcountll', 'unreachable']
753 if cc.has_function(b)
754 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
758 # check for GCC __attribute__
759 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
760 'warn_unused_result', 'weak',]
761 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
762 name : '__attribute__((@0@))'.format(a))
763 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
766 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
767 name : '__attribute__((format(...)))')
768 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
770 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
771 name : '__attribute__((packed))')
772 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
774 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
775 name : '__attribute__((returns_nonnull))')
776 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
778 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
779 int foo_hid(void) __attribute__((visibility("hidden")));
780 int foo_int(void) __attribute__((visibility("internal")));
781 int foo_pro(void) __attribute__((visibility("protected")));''',
782 name : '__attribute__((visibility(...)))')
783 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
785 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
786 name : '__attribute__((alias(...)))')
787 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
789 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
790 name : '__attribute__((__noreturn__))')
791 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
794 # TODO: this is very incomplete
795 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
796 pre_args += '-D_GNU_SOURCE'
799 # Check for generic C arguments
801 foreach a : ['-Werror=implicit-function-declaration',
802 '-Werror=missing-prototypes', '-Werror=return-type',
804 '-fno-trapping-math', '-Qunused-arguments']
805 if cc.has_argument(a)
810 foreach a : ['missing-field-initializers', 'format-truncation']
811 if cc.has_argument('-W' + a)
812 c_args += '-Wno-' + a
817 if cc.has_argument('-fvisibility=hidden')
818 c_vis_args += '-fvisibility=hidden'
821 # Check for generic C++ arguments
823 foreach a : ['-Werror=return-type',
824 '-fno-math-errno', '-fno-trapping-math',
825 '-Qunused-arguments']
826 if cpp.has_argument(a)
831 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
832 # option is not supported. Hence, check for -Wfoo instead.
834 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
835 if cpp.has_argument('-W' + a)
836 cpp_args += '-Wno-' + a
840 no_override_init_args = []
841 foreach a : ['override-init', 'initializer-overrides']
842 if cc.has_argument('-W' + a)
843 no_override_init_args += '-Wno-' + a
848 if cpp.has_argument('-fvisibility=hidden')
849 cpp_vis_args += '-fvisibility=hidden'
852 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
853 # in parts of the mesa code base that need to compile with old versions of
854 # MSVC, mainly common code
855 c_msvc_compat_args = []
856 cpp_msvc_compat_args = []
857 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
858 if cc.has_argument(a)
859 c_msvc_compat_args += a
861 if cpp.has_argument(a)
862 cpp_msvc_compat_args += a
866 if host_machine.cpu_family().startswith('x86')
867 pre_args += '-DUSE_SSE41'
869 sse41_args = ['-msse4.1']
871 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
872 # that's not guaranteed
873 if host_machine.cpu_family() == 'x86'
874 sse41_args += '-mstackrealign'
881 # Check for GCC style atomics
882 dep_atomic = null_dep
884 if cc.compiles('''#include <stdint.h>
889 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
890 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
893 name : 'GCC atomic builtins')
894 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
896 # Not all atomic calls can be turned into lock-free instructions, in which
897 # GCC will make calls into the libatomic library. Check whether we need to
898 # link with -latomic.
900 # This can happen for 64-bit atomic operations on 32-bit architectures such
902 if not cc.links('''#include <stdint.h>
907 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
908 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
910 name : 'GCC atomic builtins required -latomic')
911 dep_atomic = cc.find_library('atomic')
914 if not cc.links('''#include <stdint.h>
917 return __sync_add_and_fetch(&v, (uint64_t)1);
919 dependencies : dep_atomic,
920 name : 'GCC 64bit atomics')
921 pre_args += '-DMISSING_64BIT_ATOMICS'
924 # TODO: shared/static? Is this even worth doing?
926 # When cross compiling we generally need to turn off the use of assembly,
927 # because mesa's assembly relies on building an executable for the host system,
928 # and running it to get information about struct sizes. There is at least one
929 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
930 # host OS == build OS, since in that case the build machine can run the host's
932 if with_asm and meson.is_cross_build()
933 if build_machine.system() != host_machine.system()
934 # TODO: It may be possible to do this with an exe_wrapper (like wine).
935 message('Cross compiling from one OS to another, disabling assembly.')
937 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
938 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
939 # x86 -> x86 cross compile. We use startswith rather than == to handle this
941 # TODO: There may be other cases where the 64 bit version of the
942 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
944 Cross compiling to different architectures, and the host cannot run
945 the build machine's binaries. Disabling assembly.
953 if host_machine.cpu_family() == 'x86'
954 if system_has_kms_drm or host_machine.system() == 'gnu'
955 with_asm_arch = 'x86'
956 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
959 if with_glx_read_only_text
960 pre_args += ['-DGLX_X86_READONLY_TEXT']
963 elif host_machine.cpu_family() == 'x86_64'
964 if system_has_kms_drm
965 with_asm_arch = 'x86_64'
966 pre_args += ['-DUSE_X86_64_ASM']
968 elif host_machine.cpu_family() == 'arm'
969 if system_has_kms_drm
970 with_asm_arch = 'arm'
971 pre_args += ['-DUSE_ARM_ASM']
973 elif host_machine.cpu_family() == 'aarch64'
974 if system_has_kms_drm
975 with_asm_arch = 'aarch64'
976 pre_args += ['-DUSE_AARCH64_ASM']
978 elif host_machine.cpu_family() == 'sparc64'
979 if system_has_kms_drm
980 with_asm_arch = 'sparc'
981 pre_args += ['-DUSE_SPARC_ASM']
983 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
984 if system_has_kms_drm
985 with_asm_arch = 'ppc64le'
986 pre_args += ['-DUSE_PPC64LE_ASM']
991 # Check for standard headers and functions
992 if cc.has_header_symbol('sys/sysmacros.h', 'major')
993 pre_args += '-DMAJOR_IN_SYSMACROS'
994 elif cc.has_header_symbol('sys/mkdev.h', 'major')
995 pre_args += '-DMAJOR_IN_MKDEV'
998 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
999 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1000 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1004 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1005 if cc.has_function(f)
1006 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1010 # strtod locale support
1015 #ifdef HAVE_XLOCALE_H
1016 #include <xlocale.h>
1019 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1020 const char *s = "1.0";
1022 double d = strtod_l(s, end, loc);
1023 float f = strtof_l(s, end, loc);
1028 name : 'strtod has locale support')
1029 pre_args += '-DHAVE_STRTOD_L'
1032 # Check for some linker flags
1033 ld_args_bsymbolic = []
1034 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1035 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1037 ld_args_gc_sections = []
1038 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1039 args : '-Wl,--gc-sections', name : 'gc-sections')
1040 ld_args_gc_sections += '-Wl,--gc-sections'
1042 with_ld_version_script = false
1043 if cc.links('int main() { return 0; }',
1044 args : '-Wl,--version-script=@0@'.format(
1045 join_paths(meson.source_root(), 'build-support/conftest.map')),
1046 name : 'version-script')
1047 with_ld_version_script = true
1049 with_ld_dynamic_list = false
1050 if cc.links('int main() { return 0; }',
1051 args : '-Wl,--dynamic-list=@0@'.format(
1052 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1053 name : 'dynamic-list')
1054 with_ld_dynamic_list = true
1056 ld_args_build_id = []
1057 if build_machine.system() != 'darwin'
1058 ld_args_build_id += '-Wl,--build-id=sha1'
1061 # check for dl support
1062 if cc.has_function('dlopen')
1065 dep_dl = cc.find_library('dl')
1067 if cc.has_function('dladdr', dependencies : dep_dl)
1068 # This is really only required for megadrivers
1069 pre_args += '-DHAVE_DLADDR'
1072 if cc.has_function('dl_iterate_phdr')
1073 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1075 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1076 elif with_dri_i965 and get_option('shader-cache')
1077 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1080 # Determine whether or not the rt library is needed for time functions
1081 if cc.has_function('clock_gettime')
1082 dep_clock = null_dep
1084 dep_clock = cc.find_library('rt')
1087 # TODO: some of these may be conditional
1088 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1089 pre_args += '-DHAVE_ZLIB'
1090 dep_thread = dependency('threads')
1091 if dep_thread.found() and host_machine.system() != 'windows'
1092 pre_args += '-DHAVE_PTHREAD'
1094 'pthread_setaffinity_np',
1095 dependencies : dep_thread,
1096 prefix : '#include <pthread.h>',
1097 args : '-D_GNU_SOURCE')
1098 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1101 dep_expat = dependency('expat')
1102 # this only exists on linux so either this is linux and it will be found, or
1103 # its not linux and and wont
1104 dep_m = cc.find_library('m', required : false)
1106 # Check for libdrm. various drivers have different libdrm version requirements,
1107 # but we always want to use the same version for all libdrm modules. That means
1108 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1109 # bar are both on use 2.4.3 for both of them
1110 dep_libdrm_amdgpu = null_dep
1111 dep_libdrm_radeon = null_dep
1112 dep_libdrm_nouveau = null_dep
1113 dep_libdrm_etnaviv = null_dep
1114 dep_libdrm_intel = null_dep
1116 _drm_amdgpu_ver = '2.4.97'
1117 _drm_radeon_ver = '2.4.71'
1118 _drm_nouveau_ver = '2.4.66'
1119 _drm_etnaviv_ver = '2.4.89'
1120 _drm_intel_ver = '2.4.75'
1124 ['intel', with_dri_i915 or with_gallium_i915],
1125 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1126 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1127 with_gallium_r300 or with_gallium_r600)],
1128 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1129 ['etnaviv', with_gallium_etnaviv],
1132 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1138 # Loop over the enables versions and get the highest libdrm requirement for all
1141 foreach d : _libdrm_checks
1142 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1143 if d[1] and ver.version_compare('>' + _drm_ver)
1149 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1152 # Then get each libdrm module
1153 foreach d : _libdrm_checks
1156 'dep_libdrm_' + d[0],
1157 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1162 with_gallium_drisw_kms = false
1163 dep_libdrm = dependency(
1164 'libdrm', version : '>=' + _drm_ver,
1165 required : with_dri2 or with_dri3
1167 if dep_libdrm.found()
1168 pre_args += '-DHAVE_LIBDRM'
1169 if with_dri_platform == 'drm' and with_dri
1170 with_gallium_drisw_kms = true
1174 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1175 llvm_optional_modules = []
1176 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1177 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1178 if with_gallium_r600
1179 llvm_modules += 'asmparser'
1182 if with_gallium_opencl
1184 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1185 'lto', 'option', 'objcarcopts', 'profiledata',
1187 llvm_optional_modules += ['coroutines']
1190 if with_amd_vk or with_gallium_radeonsi
1191 _llvm_version = '>= 7.0.0'
1192 elif with_gallium_swr
1193 _llvm_version = '>= 6.0.0'
1194 elif with_gallium_opencl or with_gallium_r600
1195 _llvm_version = '>= 3.9.0'
1197 _llvm_version = '>= 3.3.0'
1200 _shared_llvm = get_option('shared-llvm')
1202 _llvm = get_option('llvm')
1206 dep_llvm = dependency(
1208 version : _llvm_version,
1209 modules : llvm_modules,
1210 optional_modules : llvm_optional_modules,
1212 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1213 with_gallium_opencl or _llvm == 'true'
1215 static : not _shared_llvm,
1217 with_llvm = dep_llvm.found()
1220 _llvm_version = dep_llvm.version().split('.')
1222 # 3 digits versions in LLVM only started from 3.4.1 on
1223 if dep_llvm.version().version_compare('>= 3.4.1')
1224 _llvm_patch = _llvm_version[2]
1230 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1231 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1234 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1235 # programs, so we need to build all C++ code in mesa without rtti as well to
1236 # ensure that linking works.
1237 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1238 if with_gallium_nouveau
1239 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1241 cpp_args += '-fno-rtti'
1243 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1244 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1247 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1248 (with_gallium_r600 and with_llvm))
1249 dep_elf = dependency('libelf', required : false)
1250 if not dep_elf.found()
1251 dep_elf = cc.find_library('elf')
1257 dep_glvnd = null_dep
1259 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1260 pre_args += '-DUSE_LIBGLVND=1'
1263 if with_valgrind != 'false'
1264 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1265 if dep_valgrind.found()
1266 pre_args += '-DHAVE_VALGRIND'
1269 dep_valgrind = null_dep
1272 # pthread stubs. Lets not and say we didn't
1274 prog_bison = find_program('bison', required : with_any_opengl)
1275 prog_flex = find_program('flex', required : with_any_opengl)
1277 dep_selinux = null_dep
1278 if get_option('selinux')
1279 dep_selinux = dependency('libselinux')
1280 pre_args += '-DMESA_SELINUX'
1283 if with_libunwind != 'false'
1284 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1285 if dep_unwind.found()
1286 pre_args += '-DHAVE_LIBUNWIND'
1289 dep_unwind = null_dep
1292 if with_osmesa != 'none'
1293 if with_osmesa == 'classic' and not with_dri_swrast
1294 error('OSMesa classic requires dri (classic) swrast.')
1296 if with_osmesa == 'gallium' and not with_gallium_softpipe
1297 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1299 osmesa_lib_name = 'OSMesa'
1300 osmesa_bits = get_option('osmesa-bits')
1301 if osmesa_bits != '8'
1302 if with_dri or with_glx != 'disabled'
1303 error('OSMesa bits must be 8 if building glx or dir based drivers')
1305 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1307 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1312 # TODO: symbol mangling
1314 if with_platform_wayland
1315 dep_wl_scanner = dependency('wayland-scanner', native: true)
1316 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1317 if dep_wl_scanner.version().version_compare('>= 1.15')
1318 wl_scanner_arg = 'private-code'
1320 wl_scanner_arg = 'code'
1322 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1323 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1324 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1326 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1327 dep_wayland_egl_headers = declare_dependency(
1328 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1330 wayland_dmabuf_xml = join_paths(
1331 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1332 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1334 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1339 dep_xdamage = null_dep
1340 dep_xfixes = null_dep
1341 dep_x11_xcb = null_dep
1343 dep_xcb_glx = null_dep
1344 dep_xcb_dri2 = null_dep
1345 dep_xcb_dri3 = null_dep
1346 dep_dri2proto = null_dep
1347 dep_glproto = null_dep
1348 dep_xxf86vm = null_dep
1349 dep_xcb_dri3 = null_dep
1350 dep_xcb_present = null_dep
1351 dep_xcb_sync = null_dep
1352 dep_xcb_xfixes = null_dep
1353 dep_xshmfence = null_dep
1354 dep_xcb_xrandr = null_dep
1355 dep_xlib_xrandr = null_dep
1356 if with_platform_x11
1357 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1358 dep_x11 = dependency('x11')
1359 dep_xext = dependency('xext')
1360 dep_xcb = dependency('xcb')
1361 elif with_glx == 'dri'
1362 dep_x11 = dependency('x11')
1363 dep_xext = dependency('xext')
1364 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1365 dep_xfixes = dependency('xfixes')
1366 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1368 if (with_any_vk or with_glx == 'dri' or with_egl or
1369 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1370 with_gallium_omx != 'disabled'))
1371 dep_xcb = dependency('xcb')
1372 dep_x11_xcb = dependency('x11-xcb')
1374 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1375 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1378 pre_args += '-DHAVE_DRI3'
1379 dep_xcb_dri3 = dependency('xcb-dri3')
1380 dep_xcb_present = dependency('xcb-present')
1381 # until xcb-dri3 has been around long enough to make a hard-dependency:
1382 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1383 dep_xcb_present.version().version_compare('>= 1.13'))
1384 pre_args += '-DHAVE_DRI3_MODIFIERS'
1386 dep_xcb_sync = dependency('xcb-sync')
1387 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1390 if with_glx == 'dri'
1391 if with_dri_platform == 'drm'
1392 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1393 dep_xxf86vm = dependency('xxf86vm')
1395 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1398 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1399 with_gallium_omx != 'disabled'))
1400 dep_xcb_xfixes = dependency('xcb-xfixes')
1403 dep_xcb_xrandr = dependency('xcb-randr', version : '>= 1.12')
1404 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1408 if get_option('gallium-extra-hud')
1409 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1412 _sensors = get_option('lmsensors')
1413 if _sensors != 'false'
1414 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1415 if dep_lmsensors.found()
1416 pre_args += '-DHAVE_LIBSENSORS=1'
1419 dep_lmsensors = null_dep
1422 foreach a : pre_args
1423 add_project_arguments(a, language : ['c', 'cpp'])
1426 add_project_arguments(a, language : ['c'])
1428 foreach a : cpp_args
1429 add_project_arguments(a, language : ['cpp'])
1432 inc_include = include_directories('include')
1436 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1437 gl_priv_reqs += ['x11', 'xext', 'xcb']
1438 elif with_glx == 'dri'
1440 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1442 if with_dri_platform == 'drm'
1443 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1444 gl_priv_reqs += 'xxf86vm'
1447 if dep_libdrm.found()
1448 gl_priv_reqs += 'libdrm >= 2.4.75'
1452 if dep_thread.found()
1453 gl_priv_libs += ['-lpthread', '-pthread']
1456 gl_priv_libs += '-lm'
1459 gl_priv_libs += '-ldl'
1462 pkg = import('pkgconfig')
1464 env_test = environment()
1465 env_test.set('NM', find_program('nm').path())