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('prefix'), get_option('libdir'), 'dri')
66 dri_search_path = get_option('dri-search-path')
67 if dri_search_path == ''
68 dri_search_path = dri_drivers_path
71 with_gles1 = get_option('gles1')
72 with_gles2 = get_option('gles2')
73 if host_machine.system() == 'windows'
74 if with_gles1 == 'auto'
77 if with_gles2 == 'auto'
81 with_opengl = get_option('opengl')
82 with_shared_glapi = get_option('shared-glapi')
84 # shared-glapi is required if at least two OpenGL APIs are being built
85 if not with_shared_glapi
86 if ((with_gles1 == 'true' and with_gles2 == 'true') or
87 (with_gles1 == 'true' and with_opengl) or
88 (with_gles2 == 'true' and with_opengl))
89 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
95 # We require OpenGL for OpenGL ES
97 if (with_gles1 == 'true' or with_gles2 == 'true') and not with_opengl
98 error('building OpenGL ES without OpenGL is not supported.')
104 with_gles1 = with_gles1 != 'false'
105 with_gles2 = with_gles2 != 'false'
106 with_any_opengl = with_opengl or with_gles1 or with_gles2
107 # Only build shared_glapi if at least one OpenGL API is enabled
108 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
110 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
112 dri_drivers = get_option('dri-drivers')
113 if dri_drivers.contains('auto')
114 if system_has_kms_drm
116 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
117 dri_drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
118 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
121 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
122 host_machine.cpu_family()))
124 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
125 # only swrast would make sense here, but gallium swrast is a much better default
128 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
129 host_machine.system()))
133 with_dri_i915 = dri_drivers.contains('i915')
134 with_dri_i965 = dri_drivers.contains('i965')
135 with_dri_r100 = dri_drivers.contains('r100')
136 with_dri_r200 = dri_drivers.contains('r200')
137 with_dri_nouveau = dri_drivers.contains('nouveau')
138 with_dri_swrast = dri_drivers.contains('swrast')
140 with_dri = dri_drivers.length() != 0 and dri_drivers != ['']
142 gallium_drivers = get_option('gallium-drivers')
143 if gallium_drivers.contains('auto')
144 if system_has_kms_drm
146 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
148 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
150 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
152 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
153 'tegra', 'virgl', 'lima', 'swrast'
156 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
157 host_machine.cpu_family()))
159 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
160 gallium_drivers = ['swrast']
162 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
163 host_machine.system()))
166 with_gallium_kmsro = gallium_drivers.contains('kmsro')
167 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
168 with_gallium_r300 = gallium_drivers.contains('r300')
169 with_gallium_r600 = gallium_drivers.contains('r600')
170 with_gallium_nouveau = gallium_drivers.contains('nouveau')
171 with_gallium_freedreno = gallium_drivers.contains('freedreno')
172 with_gallium_softpipe = gallium_drivers.contains('swrast')
173 with_gallium_vc4 = gallium_drivers.contains('vc4')
174 with_gallium_v3d = gallium_drivers.contains('v3d')
175 with_gallium_panfrost = gallium_drivers.contains('panfrost')
176 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
177 with_gallium_tegra = gallium_drivers.contains('tegra')
178 with_gallium_iris = gallium_drivers.contains('iris')
179 with_gallium_i915 = gallium_drivers.contains('i915')
180 with_gallium_svga = gallium_drivers.contains('svga')
181 with_gallium_virgl = gallium_drivers.contains('virgl')
182 with_gallium_swr = gallium_drivers.contains('swr')
183 with_gallium_lima = gallium_drivers.contains('lima')
185 if cc.get_id() == 'intel'
186 if meson.version().version_compare('< 0.49.0')
187 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
188 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
189 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')
193 with_gallium = gallium_drivers.length() != 0 and gallium_drivers != ['']
195 if with_gallium and system_has_kms_drm
196 _glx = get_option('glx')
197 _egl = get_option('egl')
198 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
203 _vulkan_drivers = get_option('vulkan-drivers')
204 if _vulkan_drivers.contains('auto')
205 if system_has_kms_drm
206 if host_machine.cpu_family().startswith('x86')
207 _vulkan_drivers = ['amd', 'intel']
208 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
211 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
212 host_machine.cpu_family()))
214 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
215 # No vulkan driver supports windows or macOS currently
218 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
219 host_machine.system()))
223 with_intel_vk = _vulkan_drivers.contains('intel')
224 with_amd_vk = _vulkan_drivers.contains('amd')
225 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
226 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
228 if with_freedreno_vk and get_option('I-love-half-baked-turnips') != true
229 error('Cannot enable freedreno vulkan driver')
232 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
233 error('Only one swrast provider can be built')
235 if with_dri_i915 and with_gallium_i915
236 error('Only one i915 provider can be built')
238 if with_gallium_kmsro and not (with_gallium_v3d or with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno or with_gallium_panfrost or with_gallium_lima)
239 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost, lima)')
241 if with_gallium_tegra and not with_gallium_nouveau
242 error('tegra driver requires nouveau driver')
245 if host_machine.system() == 'darwin'
246 with_dri_platform = 'apple'
247 elif ['windows', 'cygwin'].contains(host_machine.system())
248 with_dri_platform = 'windows'
249 elif system_has_kms_drm
250 with_dri_platform = 'drm'
252 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
253 # assert here that one of those cases has been met.
254 # FIXME: illumos ends up here as well
255 with_dri_platform = 'none'
258 _platforms = get_option('platforms')
259 if _platforms.contains('auto')
260 if system_has_kms_drm
261 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
262 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
263 _platforms = ['x11', 'surfaceless']
264 elif ['haiku'].contains(host_machine.system())
265 _platforms = ['haiku']
267 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
268 host_machine.system()))
272 with_platform_android = _platforms.contains('android')
273 with_platform_x11 = _platforms.contains('x11')
274 with_platform_wayland = _platforms.contains('wayland')
275 with_platform_drm = _platforms.contains('drm')
276 with_platform_haiku = _platforms.contains('haiku')
277 with_platform_surfaceless = _platforms.contains('surfaceless')
279 with_platforms = false
280 if _platforms.length() != 0 and _platforms != ['']
281 # sanity check that list contains no empty strings
282 if _platforms.contains('')
283 error('Invalid argument list given to -Dplatforms, please fix.')
285 with_platforms = true
286 egl_native_platform = _platforms[0]
289 _xlib_lease = get_option('xlib-lease')
290 if _xlib_lease == 'auto'
291 with_xlib_lease = with_platform_x11 and with_platform_drm
293 with_xlib_lease = _xlib_lease == 'true'
296 with_glx = get_option('glx')
297 if with_glx == 'auto'
300 elif with_platform_haiku
301 with_glx = 'disabled'
303 # Even when building just gallium drivers the user probably wants dri
305 elif with_platform_x11 and with_any_opengl and not with_any_vk
306 # The automatic behavior should not be to turn on xlib based glx when
307 # building only vulkan drivers
310 with_glx = 'disabled'
319 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
323 with_any_opengl = false
324 with_shared_glapi = false
327 _gbm = get_option('gbm')
329 with_gbm = system_has_kms_drm and with_dri
331 with_gbm = _gbm == 'true'
333 if with_gbm and not system_has_kms_drm
334 error('GBM only supports DRM/KMS platforms')
337 _egl = get_option('egl')
340 not ['darwin', 'windows'].contains(host_machine.system()) and
341 with_dri and with_shared_glapi and with_platforms
345 error('EGL requires dri')
346 elif not with_shared_glapi
347 error('EGL requires shared-glapi')
348 elif not with_platforms
349 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
350 elif not ['disabled', 'dri'].contains(with_glx)
351 error('EGL requires dri, but a GLX is being built without dri')
352 elif ['darwin', 'windows'].contains(host_machine.system())
353 error('EGL is not available on Windows or MacOS')
360 if with_egl and not (with_platform_drm or with_platform_surfaceless or with_platform_android)
361 if with_gallium_radeonsi
362 error('RadeonSI requires the drm, surfaceless or android platform when using EGL')
364 if with_gallium_virgl
365 error('Virgl requires the drm, surfaceless or android platform when using EGL')
369 pre_args += '-DGLX_USE_TLS'
370 if with_glx != 'disabled'
371 if not (with_platform_x11 and with_any_opengl)
372 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
373 elif with_glx == 'gallium-xlib'
375 error('Gallium-xlib based GLX requires at least one gallium driver')
376 elif not with_gallium_softpipe
377 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
379 error('gallium-xlib conflicts with any dri driver')
381 elif with_glx == 'xlib'
383 error('xlib conflicts with any dri driver')
385 elif with_glx == 'dri'
387 error('dri based GLX requires at least one DRI driver')
388 elif not with_shared_glapi
389 error('dri based GLX requires shared-glapi')
394 with_glvnd = get_option('glvnd')
396 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
397 error('Cannot build glvnd support for GLX that is not DRI based.')
398 elif with_glx == 'disabled' and not with_egl
399 error('glvnd requires DRI based GLX and/or EGL')
401 if get_option('egl-lib-suffix') != ''
402 error('''EGL lib suffix can't be used with libglvnd''')
406 if with_vulkan_icd_dir == ''
407 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
410 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
411 host_machine.system() == 'gnu')
412 _dri3 = get_option('dri3')
414 with_dri3 = system_has_kms_drm and with_dri2
416 with_dri3 = _dri3 == 'true'
419 if with_any_vk and (with_platform_x11 and not with_dri3)
420 error('Vulkan drivers require dri3 for X11 support')
423 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
424 error('building dri drivers require at least one windowing system or classic osmesa')
428 prog_pkgconfig = find_program('pkg-config')
430 _vdpau = get_option('gallium-vdpau')
431 if not system_has_kms_drm
433 error('VDPAU state tracker can only be build on unix-like OSes.')
437 elif not with_platform_x11
439 error('VDPAU state tracker requires X11 support.')
443 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
444 with_gallium_nouveau)
446 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
452 with_gallium_vdpau = false
454 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
456 dep_vdpau = declare_dependency(
457 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
459 with_gallium_vdpau = true
463 if with_gallium_vdpau
464 pre_args += '-DHAVE_ST_VDPAU'
466 vdpau_drivers_path = get_option('vdpau-libs-path')
467 if vdpau_drivers_path == ''
468 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
471 _xvmc = get_option('gallium-xvmc')
472 if not system_has_kms_drm
474 error('XVMC state tracker can only be build on unix-like OSes.')
478 elif not with_platform_x11
480 error('XVMC state tracker requires X11 support.')
484 elif not (with_gallium_r600 or with_gallium_nouveau)
486 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
492 with_gallium_xvmc = false
494 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
495 with_gallium_xvmc = dep_xvmc.found()
498 xvmc_drivers_path = get_option('xvmc-libs-path')
499 if xvmc_drivers_path == ''
500 xvmc_drivers_path = get_option('libdir')
503 _omx = get_option('gallium-omx')
504 if not system_has_kms_drm
505 if ['auto', 'disabled'].contains(_omx)
508 error('OMX state tracker can only be built on unix-like OSes.')
510 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
511 if ['auto', 'disabled'].contains(_omx)
514 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
517 with_gallium_omx = _omx
520 if ['auto', 'bellagio'].contains(_omx)
521 dep_omx = dependency(
522 'libomxil-bellagio', required : _omx == 'bellagio'
525 with_gallium_omx = 'bellagio'
528 if ['auto', 'tizonia'].contains(_omx)
529 if with_dri and with_egl
530 dep_omx = dependency(
531 'libtizonia', version : '>= 0.10.0',
532 required : _omx == 'tizonia',
535 dependency('libtizplatform', required : _omx == 'tizonia'),
536 dependency('tizilheaders', required : _omx == 'tizonia'),
538 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
539 with_gallium_omx = 'tizonia'
541 elif _omx == 'tizonia'
542 error('OMX-Tizonia state tracker requires dri and egl')
546 with_gallium_omx = 'disabled'
548 with_gallium_omx = _omx
552 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
553 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
557 omx_drivers_path = get_option('omx-libs-path')
559 if with_gallium_omx != 'disabled'
560 # Figure out where to put the omx driver.
561 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
562 # argument to meson's get_pkgconfig_variable method.
563 if omx_drivers_path == ''
564 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
565 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
566 if _omx_libdir == get_option('libdir')
567 omx_drivers_path = _omx_drivers_dir
570 # This will fail on windows. Does OMX run on windows?
571 _omx_libdir = _omx_libdir.split('/')
572 _omx_drivers_dir = _omx_drivers_dir.split('/')
573 foreach o : _omx_drivers_dir
574 if not _omx_libdir.contains(o)
578 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
583 _va = get_option('gallium-va')
584 if not system_has_kms_drm
586 error('VA state tracker can only be built on unix-like OSes.')
590 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
592 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
597 with_gallium_va = false
600 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
602 dep_va_headers = declare_dependency(
603 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
605 with_gallium_va = true
609 va_drivers_path = get_option('va-libs-path')
610 if va_drivers_path == ''
611 va_drivers_path = join_paths(get_option('libdir'), 'dri')
614 _xa = get_option('gallium-xa')
615 if not system_has_kms_drm
617 error('XA state tracker can only be built on unix-like OSes.')
621 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
622 or with_gallium_svga)
624 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
629 with_gallium_xa = _xa != 'false'
631 d3d_drivers_path = get_option('d3d-drivers-path')
632 if d3d_drivers_path == ''
633 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
636 with_gallium_st_nine = get_option('gallium-nine')
637 if with_gallium_st_nine
638 if not with_gallium_softpipe
639 error('The nine state tracker requires gallium softpipe/llvmpipe.')
640 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
641 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
642 or with_gallium_iris)
643 error('The nine state tracker requires at least one non-swrast gallium driver.')
646 error('Using nine with wine requires dri3')
650 if get_option('power8') != 'false'
651 # on old versions of meson the cpu family would return as ppc64le on little
652 # endian power8, this was changed in 0.48 such that the family would always
653 # be ppc64 regardless of endianness, and then the machine.endian() value
654 # should be checked. Since we support versions < 0.48 we need to use
656 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
657 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
658 error('Altivec is not supported with gcc version < 4.8.')
663 vector unsigned char r;
664 vector unsigned int v = vec_splat_u32 (1);
665 r = __builtin_vec_vgbbd ((vector unsigned char) v);
668 args : '-mpower8-vector',
669 name : 'POWER8 intrinsics')
670 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
671 elif get_option('power8') == 'true'
672 error('POWER8 intrinsic support required but not found.')
677 _opencl = get_option('gallium-opencl')
679 if _opencl != 'disabled'
681 error('OpenCL Clover implementation requires at least one gallium driver.')
684 dep_clc = dependency('libclc')
685 with_gallium_opencl = true
686 with_opencl_icd = _opencl == 'icd'
688 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
689 #if !defined(__VEC__) || !defined(__ALTIVEC__)
690 #error "AltiVec not enabled"
693 clover_cpp_std += ['cpp_std=gnu++11']
697 with_gallium_opencl = false
698 with_opencl_icd = false
701 gl_pkgconfig_c_flags = []
703 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
704 pre_args += '-DHAVE_X11_PLATFORM'
706 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
707 pre_args += '-DUSE_XSHM'
709 pre_args += '-DGLX_INDIRECT_RENDERING'
711 pre_args += '-DGLX_DIRECT_RENDERING'
713 if with_dri_platform == 'drm'
714 pre_args += '-DGLX_USE_DRM'
715 elif with_dri_platform == 'apple'
716 pre_args += '-DGLX_USE_APPLEGL'
717 elif with_dri_platform == 'windows'
718 pre_args += '-DGLX_USE_WINDOWSGL'
722 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
723 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
726 if with_egl and not with_gbm
727 error('EGL drm platform requires gbm')
729 pre_args += '-DHAVE_DRM_PLATFORM'
731 if with_platform_surfaceless
732 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
734 if with_platform_android
736 dependency('cutils'),
737 dependency('hardware'),
740 if get_option('platform-sdk-version') >= 26
741 dep_android += dependency('nativewindow')
743 pre_args += '-DHAVE_ANDROID_PLATFORM'
745 if with_platform_haiku
746 pre_args += '-DHAVE_HAIKU_PLATFORM'
749 prog_python = import('python3').find_python()
750 has_mako = run_command(
753 from distutils.version import StrictVersion
755 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
757 if has_mako.returncode() != 0
758 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
761 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
762 error('When using GCC, version 4.4.6 or later is required.')
765 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
766 if get_option('buildtype') == 'debug'
767 pre_args += '-DDEBUG'
770 with_shader_cache = false
771 _shader_cache = get_option('shader-cache')
772 if _shader_cache != 'false'
773 if host_machine.system() == 'windows'
774 if _shader_cache == 'true'
775 error('Shader Cache does not currently work on Windows')
778 pre_args += '-DENABLE_SHADER_CACHE'
779 with_shader_cache = true
782 if with_amd_vk and not with_shader_cache
783 error('Radv requires shader cache support')
786 # Check for GCC style builtins
787 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
788 'ffsll', 'popcount', 'popcountll', 'unreachable']
789 if cc.has_function(b)
790 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
794 # check for GCC __attribute__
795 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
796 'warn_unused_result', 'weak',]
797 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
798 name : '__attribute__((@0@))'.format(a))
799 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
802 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
803 name : '__attribute__((format(...)))')
804 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
806 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
807 name : '__attribute__((packed))')
808 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
810 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
811 name : '__attribute__((returns_nonnull))')
812 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
814 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
815 int foo_hid(void) __attribute__((visibility("hidden")));
816 int foo_int(void) __attribute__((visibility("internal")));
817 int foo_pro(void) __attribute__((visibility("protected")));''',
818 name : '__attribute__((visibility(...)))')
819 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
821 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
822 name : '__attribute__((alias(...)))')
823 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
825 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
826 name : '__attribute__((__noreturn__))')
827 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
829 if cc.compiles('__uint128_t foo(void) { return 0; }',
830 name : '__uint128_t')
831 pre_args += '-DHAVE_UINT128'
834 # TODO: this is very incomplete
835 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
836 pre_args += '-D_GNU_SOURCE'
839 # Check for generic C arguments
841 foreach a : ['-Werror=implicit-function-declaration',
842 '-Werror=missing-prototypes', '-Werror=return-type',
843 '-Werror=incompatible-pointer-types',
847 '-fno-trapping-math', '-Qunused-arguments']
848 if cc.has_argument(a)
853 foreach a : ['missing-field-initializers', 'format-truncation']
854 if cc.has_argument('-W' + a)
855 c_args += '-Wno-' + a
860 if cc.has_argument('-fvisibility=hidden')
861 c_vis_args += '-fvisibility=hidden'
864 # Check for generic C++ arguments
866 foreach a : ['-Werror=return-type',
869 '-fno-math-errno', '-fno-trapping-math',
870 '-Qunused-arguments']
871 if cpp.has_argument(a)
876 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
877 # option is not supported. Hence, check for -Wfoo instead.
879 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
880 if cpp.has_argument('-W' + a)
881 cpp_args += '-Wno-' + a
885 no_override_init_args = []
886 foreach a : ['override-init', 'initializer-overrides']
887 if cc.has_argument('-W' + a)
888 no_override_init_args += '-Wno-' + a
893 if cpp.has_argument('-fvisibility=hidden')
894 cpp_vis_args += '-fvisibility=hidden'
897 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
898 # in parts of the mesa code base that need to compile with old versions of
899 # MSVC, mainly common code
900 c_msvc_compat_args = []
901 cpp_msvc_compat_args = []
902 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
903 if cc.has_argument(a)
904 c_msvc_compat_args += a
906 if cpp.has_argument(a)
907 cpp_msvc_compat_args += a
911 if host_machine.cpu_family().startswith('x86')
912 pre_args += '-DUSE_SSE41'
914 sse41_args = ['-msse4.1']
916 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
917 # that's not guaranteed
918 if host_machine.cpu_family() == 'x86'
919 sse41_args += '-mstackrealign'
926 # Check for GCC style atomics
927 dep_atomic = null_dep
929 if cc.compiles('''#include <stdint.h>
934 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
935 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
938 name : 'GCC atomic builtins')
939 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
941 # Not all atomic calls can be turned into lock-free instructions, in which
942 # GCC will make calls into the libatomic library. Check whether we need to
943 # link with -latomic.
945 # This can happen for 64-bit atomic operations on 32-bit architectures such
947 if not cc.links('''#include <stdint.h>
952 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
953 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
955 name : 'GCC atomic builtins required -latomic')
956 dep_atomic = cc.find_library('atomic')
959 if not cc.links('''#include <stdint.h>
962 return __sync_add_and_fetch(&v, (uint64_t)1);
964 dependencies : dep_atomic,
965 name : 'GCC 64bit atomics')
966 pre_args += '-DMISSING_64BIT_ATOMICS'
969 # TODO: shared/static? Is this even worth doing?
971 # When cross compiling we generally need to turn off the use of assembly,
972 # because mesa's assembly relies on building an executable for the host system,
973 # and running it to get information about struct sizes. There is at least one
974 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
975 # host OS == build OS, since in that case the build machine can run the host's
977 if with_asm and meson.is_cross_build()
978 if build_machine.system() != host_machine.system()
979 # TODO: It may be possible to do this with an exe_wrapper (like wine).
980 message('Cross compiling from one OS to another, disabling assembly.')
982 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
983 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
984 # x86 -> x86 cross compile. We use startswith rather than == to handle this
986 # TODO: There may be other cases where the 64 bit version of the
987 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
989 Cross compiling to different architectures, and the host cannot run
990 the build machine's binaries. Disabling assembly.
998 if host_machine.cpu_family() == 'x86'
999 if system_has_kms_drm or host_machine.system() == 'gnu'
1000 with_asm_arch = 'x86'
1001 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
1004 if with_glx_read_only_text
1005 pre_args += ['-DGLX_X86_READONLY_TEXT']
1008 elif host_machine.cpu_family() == 'x86_64'
1009 if system_has_kms_drm
1010 with_asm_arch = 'x86_64'
1011 pre_args += ['-DUSE_X86_64_ASM']
1013 elif host_machine.cpu_family() == 'arm'
1014 if system_has_kms_drm
1015 with_asm_arch = 'arm'
1016 pre_args += ['-DUSE_ARM_ASM']
1018 elif host_machine.cpu_family() == 'aarch64'
1019 if system_has_kms_drm
1020 with_asm_arch = 'aarch64'
1021 pre_args += ['-DUSE_AARCH64_ASM']
1023 elif host_machine.cpu_family() == 'sparc64'
1024 if system_has_kms_drm
1025 with_asm_arch = 'sparc'
1026 pre_args += ['-DUSE_SPARC_ASM']
1028 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1029 if system_has_kms_drm
1030 with_asm_arch = 'ppc64le'
1031 pre_args += ['-DUSE_PPC64LE_ASM']
1036 # Check for standard headers and functions
1037 if cc.has_header_symbol('sys/sysmacros.h', 'major')
1038 pre_args += '-DMAJOR_IN_SYSMACROS'
1039 elif cc.has_header_symbol('sys/mkdev.h', 'major')
1040 pre_args += '-DMAJOR_IN_MKDEV'
1043 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h']
1044 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1045 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1049 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1050 if cc.has_function(f)
1051 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1055 # strtod locale support
1060 #ifdef HAVE_XLOCALE_H
1061 #include <xlocale.h>
1064 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1065 const char *s = "1.0";
1067 double d = strtod_l(s, end, loc);
1068 float f = strtof_l(s, end, loc);
1073 name : 'strtod has locale support')
1074 pre_args += '-DHAVE_STRTOD_L'
1077 # Check for some linker flags
1078 ld_args_bsymbolic = []
1079 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1080 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1082 ld_args_gc_sections = []
1083 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1084 args : '-Wl,--gc-sections', name : 'gc-sections')
1085 ld_args_gc_sections += '-Wl,--gc-sections'
1087 with_ld_version_script = false
1088 if cc.links('int main() { return 0; }',
1089 args : '-Wl,--version-script=@0@'.format(
1090 join_paths(meson.source_root(), 'build-support/conftest.map')),
1091 name : 'version-script')
1092 with_ld_version_script = true
1094 with_ld_dynamic_list = false
1095 if cc.links('int main() { return 0; }',
1096 args : '-Wl,--dynamic-list=@0@'.format(
1097 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1098 name : 'dynamic-list')
1099 with_ld_dynamic_list = true
1101 ld_args_build_id = []
1102 if build_machine.system() != 'darwin'
1103 ld_args_build_id += '-Wl,--build-id=sha1'
1106 # check for dl support
1107 if cc.has_function('dlopen')
1110 dep_dl = cc.find_library('dl')
1112 if cc.has_function('dladdr', dependencies : dep_dl)
1113 # This is really only required for megadrivers
1114 pre_args += '-DHAVE_DLADDR'
1117 if cc.has_function('dl_iterate_phdr')
1118 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1120 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1121 elif with_dri_i965 and with_shader_cache
1122 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1125 # Determine whether or not the rt library is needed for time functions
1126 if cc.has_function('clock_gettime')
1127 dep_clock = null_dep
1129 dep_clock = cc.find_library('rt')
1132 # TODO: some of these may be conditional
1133 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1134 pre_args += '-DHAVE_ZLIB'
1135 dep_thread = dependency('threads')
1136 if dep_thread.found() and host_machine.system() != 'windows'
1137 pre_args += '-DHAVE_PTHREAD'
1139 'pthread_setaffinity_np',
1140 dependencies : dep_thread,
1141 prefix : '#include <pthread.h>',
1142 args : '-D_GNU_SOURCE')
1143 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1146 dep_expat = dependency('expat')
1147 # this only exists on linux so either this is linux and it will be found, or
1148 # it's not linux and wont
1149 dep_m = cc.find_library('m', required : false)
1151 # Check for libdrm. Various drivers have different libdrm version requirements,
1152 # but we always want to use the same version for all libdrm modules. That means
1153 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1154 # bar are both on use 2.4.3 for both of them
1155 dep_libdrm_amdgpu = null_dep
1156 dep_libdrm_radeon = null_dep
1157 dep_libdrm_nouveau = null_dep
1158 dep_libdrm_intel = null_dep
1160 _drm_amdgpu_ver = '2.4.97'
1161 _drm_radeon_ver = '2.4.71'
1162 _drm_nouveau_ver = '2.4.66'
1163 _drm_intel_ver = '2.4.75'
1167 ['intel', with_dri_i915 or with_gallium_i915],
1168 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1169 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1170 with_gallium_r300 or with_gallium_r600)],
1171 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1174 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1180 # etnaviv only needs core libdrm
1181 if with_gallium_etnaviv
1185 # Loop over the enables versions and get the highest libdrm requirement for all
1188 foreach d : _libdrm_checks
1189 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1190 if d[1] and ver.version_compare('>' + _drm_ver)
1196 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1199 # Then get each libdrm module
1200 foreach d : _libdrm_checks
1203 'dep_libdrm_' + d[0],
1204 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1209 with_gallium_drisw_kms = false
1210 dep_libdrm = dependency(
1211 'libdrm', version : '>=' + _drm_ver,
1212 required : with_dri2 or with_dri3
1214 if dep_libdrm.found()
1215 pre_args += '-DHAVE_LIBDRM'
1216 if with_dri_platform == 'drm' and with_dri
1217 with_gallium_drisw_kms = true
1221 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1222 llvm_optional_modules = []
1223 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1224 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1225 if with_gallium_r600
1226 llvm_modules += 'asmparser'
1229 if with_gallium_opencl
1231 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1232 'lto', 'option', 'objcarcopts', 'profiledata',
1234 llvm_optional_modules += ['coroutines']
1237 if with_amd_vk or with_gallium_radeonsi
1238 _llvm_version = '>= 7.0.0'
1239 elif with_gallium_swr
1240 _llvm_version = '>= 6.0.0'
1241 elif with_gallium_opencl or with_gallium_r600
1242 _llvm_version = '>= 3.9.0'
1244 _llvm_version = '>= 3.3.0'
1247 _shared_llvm = get_option('shared-llvm')
1249 _llvm = get_option('llvm')
1253 dep_llvm = dependency(
1255 version : _llvm_version,
1256 modules : llvm_modules,
1257 optional_modules : llvm_optional_modules,
1259 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1260 with_gallium_opencl or _llvm == 'true'
1262 static : not _shared_llvm,
1263 method : 'config-tool',
1265 with_llvm = dep_llvm.found()
1268 _llvm_version = dep_llvm.version().split('.')
1270 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1271 '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version()),
1274 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1275 # programs, so we need to build all C++ code in mesa without rtti as well to
1276 # ensure that linking works.
1277 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1278 if with_gallium_nouveau
1279 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1280 elif with_gallium_opencl
1281 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1283 cpp_args += '-fno-rtti'
1285 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1286 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1287 elif with_gallium_opencl
1288 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1291 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1292 (with_gallium_r600 and with_llvm))
1293 dep_elf = dependency('libelf', required : false)
1294 if not dep_elf.found()
1295 dep_elf = cc.find_library('elf')
1301 dep_glvnd = null_dep
1303 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1304 pre_args += '-DUSE_LIBGLVND=1'
1307 if with_valgrind != 'false'
1308 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1309 if dep_valgrind.found()
1310 pre_args += '-DHAVE_VALGRIND'
1313 dep_valgrind = null_dep
1316 # pthread stubs. Lets not and say we didn't
1318 prog_bison = find_program('bison', required : with_any_opengl)
1319 prog_flex = find_program('flex', required : with_any_opengl)
1321 dep_selinux = null_dep
1322 if get_option('selinux')
1323 dep_selinux = dependency('libselinux')
1324 pre_args += '-DMESA_SELINUX'
1327 if with_libunwind != 'false'
1328 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1329 if dep_unwind.found()
1330 pre_args += '-DHAVE_LIBUNWIND'
1333 dep_unwind = null_dep
1336 if with_osmesa != 'none'
1337 if with_osmesa == 'classic' and not with_dri_swrast
1338 error('OSMesa classic requires dri (classic) swrast.')
1340 if with_osmesa == 'gallium' and not with_gallium_softpipe
1341 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1343 osmesa_lib_name = 'OSMesa'
1344 osmesa_bits = get_option('osmesa-bits')
1345 if osmesa_bits != '8'
1346 if with_dri or with_glx != 'disabled'
1347 error('OSMesa bits must be 8 if building glx or dir based drivers')
1349 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1351 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1356 # TODO: symbol mangling
1358 if with_platform_wayland
1359 dep_wl_scanner = dependency('wayland-scanner', native: true)
1360 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1361 if dep_wl_scanner.version().version_compare('>= 1.15')
1362 wl_scanner_arg = 'private-code'
1364 wl_scanner_arg = 'code'
1366 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1367 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1368 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1370 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1371 dep_wayland_egl_headers = declare_dependency(
1372 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1374 wayland_dmabuf_xml = join_paths(
1375 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1376 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1378 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1383 dep_xdamage = null_dep
1384 dep_xfixes = null_dep
1385 dep_x11_xcb = null_dep
1387 dep_xcb_glx = null_dep
1388 dep_xcb_dri2 = null_dep
1389 dep_xcb_dri3 = null_dep
1390 dep_dri2proto = null_dep
1391 dep_glproto = null_dep
1392 dep_xxf86vm = null_dep
1393 dep_xcb_dri3 = null_dep
1394 dep_xcb_present = null_dep
1395 dep_xcb_sync = null_dep
1396 dep_xcb_xfixes = null_dep
1397 dep_xshmfence = null_dep
1398 dep_xcb_xrandr = null_dep
1399 dep_xlib_xrandr = null_dep
1400 if with_platform_x11
1401 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1402 dep_x11 = dependency('x11')
1403 dep_xext = dependency('xext')
1404 dep_xcb = dependency('xcb')
1405 elif with_glx == 'dri'
1406 dep_x11 = dependency('x11')
1407 dep_xext = dependency('xext')
1408 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1409 dep_xfixes = dependency('xfixes')
1410 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1412 if (with_any_vk or with_glx == 'dri' or with_egl or
1413 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1414 with_gallium_omx != 'disabled'))
1415 dep_xcb = dependency('xcb')
1416 dep_x11_xcb = dependency('x11-xcb')
1418 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1419 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1422 pre_args += '-DHAVE_DRI3'
1423 dep_xcb_dri3 = dependency('xcb-dri3')
1424 dep_xcb_present = dependency('xcb-present')
1425 # until xcb-dri3 has been around long enough to make a hard-dependency:
1426 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1427 dep_xcb_present.version().version_compare('>= 1.13'))
1428 pre_args += '-DHAVE_DRI3_MODIFIERS'
1430 dep_xcb_sync = dependency('xcb-sync')
1431 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1434 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1435 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1437 if with_glx == 'dri'
1438 if with_dri_platform == 'drm'
1439 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1440 dep_xxf86vm = dependency('xxf86vm')
1444 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1445 with_gallium_omx != 'disabled'))
1446 dep_xcb_xfixes = dependency('xcb-xfixes')
1449 dep_xcb_xrandr = dependency('xcb-randr')
1450 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1454 if get_option('gallium-extra-hud')
1455 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1458 _sensors = get_option('lmsensors')
1459 if _sensors != 'false'
1460 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1461 if dep_lmsensors.found()
1462 pre_args += '-DHAVE_LIBSENSORS=1'
1465 dep_lmsensors = null_dep
1468 foreach a : pre_args
1469 add_project_arguments(a, language : ['c', 'cpp'])
1472 add_project_arguments(a, language : ['c'])
1474 foreach a : cpp_args
1475 add_project_arguments(a, language : ['cpp'])
1480 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1481 gl_priv_reqs += ['x11', 'xext', 'xcb']
1482 elif with_glx == 'dri'
1484 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1486 if with_dri_platform == 'drm'
1487 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1488 gl_priv_reqs += 'xxf86vm'
1491 if dep_libdrm.found()
1492 gl_priv_reqs += 'libdrm >= 2.4.75'
1496 if dep_thread.found()
1497 gl_priv_libs += ['-lpthread', '-pthread']
1500 gl_priv_libs += '-lm'
1503 gl_priv_libs += '-ldl'
1506 pkg = import('pkgconfig')
1508 prog_nm = find_program('nm', required : false)
1509 env_test = environment()
1511 env_test.set('NM', prog_nm.path())
1514 # This quirk needs to be applied to sources with functions defined in assembly
1515 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1516 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1522 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1523 # formatting below unless the first argument is passed as a variable. This has
1524 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1525 # for backwards compatibility.
1526 _with_opengl_string = with_opengl ? 'yes' : 'no'
1529 'prefix: ' + get_option('prefix'),
1530 'libdir: ' + get_option('libdir'),
1531 'includedir: ' + get_option('includedir'),
1533 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1534 with_gles1 ? 'yes' : 'no',
1535 with_gles2 ? 'yes' : 'no'),
1539 if with_osmesa != 'none'
1541 if with_osmesa == 'gallium'
1542 suffix = '(Gallium)'
1544 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1546 lines += 'OSMesa: no'
1551 lines += 'DRI platform: ' + with_dri_platform
1552 if dri_drivers.length() != 0 and dri_drivers != ['']
1553 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1555 lines += 'DRI drivers: no'
1557 lines += 'DRI driver dir: ' + dri_drivers_path
1561 if with_glx != 'disabled'
1562 if with_glx == 'dri'
1563 lines += 'GLX: DRI-based'
1564 elif with_glx == 'xlib'
1565 lines += 'GLX: Xlib-based'
1566 elif with_glx == 'gallium-xlib'
1567 lines += 'GLX: Xlib-based (Gallium)'
1569 lines += 'GLX: ' + with_glx
1574 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1578 egl_drivers += 'builtin:egl_dri2'
1581 egl_drivers += 'builtin:egl_dri3'
1583 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1585 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1587 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1592 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1593 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1595 lines += 'Vulkan drivers: no'
1600 lines += 'llvm: yes'
1601 lines += 'llvm-version: ' + dep_llvm.version()
1608 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1609 gallium_st = ['mesa']
1613 if with_gallium_xvmc
1614 gallium_st += 'xvmc'
1616 if with_gallium_xvmc
1617 gallium_st += 'xvmc'
1619 if with_gallium_vdpau
1620 gallium_st += 'vdpau'
1622 if with_gallium_omx != 'disabled'
1623 gallium_st += 'omx' + with_gallium_omx
1628 if with_gallium_st_nine
1629 gallium_st += 'nine'
1631 if with_gallium_opencl
1632 gallium_st += 'clover'
1634 lines += 'Gallium st: ' + ' '.join(gallium_st)
1636 lines += 'Gallium: no'
1639 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1642 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1646 summary = indent + ('\n' + indent).join(lines)
1647 message('Configuration summary:\n@0@\n'.format(summary))