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_glx_read_only_text = get_option('glx-read-only-text')
53 with_glx_direct = get_option('glx-direct')
54 with_osmesa = get_option('osmesa')
55 with_swr_arches = get_option('swr-arches')
56 with_tools = get_option('tools')
57 if with_tools.contains('all')
58 with_tools = ['etnaviv', 'freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
61 dri_drivers_path = get_option('dri-drivers-path')
62 if dri_drivers_path == ''
63 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
65 dri_search_path = get_option('dri-search-path')
66 if dri_search_path == ''
67 dri_search_path = dri_drivers_path
70 with_gles1 = get_option('gles1')
71 with_gles2 = get_option('gles2')
72 if host_machine.system() == 'windows'
73 if with_gles1 == 'auto'
76 if with_gles2 == 'auto'
80 with_opengl = get_option('opengl')
81 with_shared_glapi = get_option('shared-glapi')
83 # shared-glapi is required if at least two OpenGL APIs are being built
84 if not with_shared_glapi
85 if ((with_gles1 == 'true' and with_gles2 == 'true') or
86 (with_gles1 == 'true' and with_opengl) or
87 (with_gles2 == 'true' and with_opengl))
88 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
94 # We require OpenGL for OpenGL ES
96 if (with_gles1 == 'true' or with_gles2 == 'true') and not with_opengl
97 error('building OpenGL ES without OpenGL is not supported.')
103 with_gles1 = with_gles1 != 'false'
104 with_gles2 = with_gles2 != 'false'
105 with_any_opengl = with_opengl or with_gles1 or with_gles2
106 # Only build shared_glapi if at least one OpenGL API is enabled
107 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
109 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux'].contains(host_machine.system())
111 dri_drivers = get_option('dri-drivers')
112 if dri_drivers.contains('auto')
113 if system_has_kms_drm
115 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
116 dri_drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
117 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
120 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
121 host_machine.cpu_family()))
123 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
124 # only swrast would make sense here, but gallium swrast is a much better default
127 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
128 host_machine.system()))
132 with_dri_i915 = dri_drivers.contains('i915')
133 with_dri_i965 = dri_drivers.contains('i965')
134 with_dri_r100 = dri_drivers.contains('r100')
135 with_dri_r200 = dri_drivers.contains('r200')
136 with_dri_nouveau = dri_drivers.contains('nouveau')
137 with_dri_swrast = dri_drivers.contains('swrast')
139 with_dri = dri_drivers.length() != 0 and dri_drivers != ['']
141 gallium_drivers = get_option('gallium-drivers')
142 if gallium_drivers.contains('auto')
143 if system_has_kms_drm
145 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
147 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
149 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
151 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
152 'tegra', 'virgl', 'lima', 'swrast'
155 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
156 host_machine.cpu_family()))
158 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
159 gallium_drivers = ['swrast']
161 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
162 host_machine.system()))
165 with_gallium_kmsro = gallium_drivers.contains('kmsro')
166 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
167 with_gallium_r300 = gallium_drivers.contains('r300')
168 with_gallium_r600 = gallium_drivers.contains('r600')
169 with_gallium_nouveau = gallium_drivers.contains('nouveau')
170 with_gallium_freedreno = gallium_drivers.contains('freedreno')
171 with_gallium_softpipe = gallium_drivers.contains('swrast')
172 with_gallium_vc4 = gallium_drivers.contains('vc4')
173 with_gallium_v3d = gallium_drivers.contains('v3d')
174 with_gallium_panfrost = gallium_drivers.contains('panfrost')
175 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
176 with_gallium_tegra = gallium_drivers.contains('tegra')
177 with_gallium_iris = gallium_drivers.contains('iris')
178 with_gallium_i915 = gallium_drivers.contains('i915')
179 with_gallium_svga = gallium_drivers.contains('svga')
180 with_gallium_virgl = gallium_drivers.contains('virgl')
181 with_gallium_swr = gallium_drivers.contains('swr')
182 with_gallium_lima = gallium_drivers.contains('lima')
184 if cc.get_id() == 'intel'
185 if meson.version().version_compare('< 0.49.0')
186 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
187 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
188 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')
192 with_gallium = gallium_drivers.length() != 0 and gallium_drivers != ['']
194 if with_gallium and system_has_kms_drm
195 _glx = get_option('glx')
196 _egl = get_option('egl')
197 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
202 _vulkan_drivers = get_option('vulkan-drivers')
203 if _vulkan_drivers.contains('auto')
204 if system_has_kms_drm
205 if host_machine.cpu_family().startswith('x86')
206 _vulkan_drivers = ['amd', 'intel']
207 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
210 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
211 host_machine.cpu_family()))
213 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
214 # No vulkan driver supports windows or macOS currently
217 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
218 host_machine.system()))
222 with_intel_vk = _vulkan_drivers.contains('intel')
223 with_amd_vk = _vulkan_drivers.contains('amd')
224 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
225 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
227 if with_freedreno_vk and get_option('I-love-half-baked-turnips') != true
228 error('Cannot enable freedreno vulkan driver')
231 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
232 error('Only one swrast provider can be built')
234 if with_dri_i915 and with_gallium_i915
235 error('Only one i915 provider can be built')
237 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)
238 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost, lima)')
240 if with_gallium_tegra and not with_gallium_nouveau
241 error('tegra driver requires nouveau driver')
244 if host_machine.system() == 'darwin'
245 with_dri_platform = 'apple'
246 elif ['windows', 'cygwin'].contains(host_machine.system())
247 with_dri_platform = 'windows'
248 elif system_has_kms_drm
249 with_dri_platform = 'drm'
251 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
252 # assert here that one of those cases has been met.
253 # FIXME: illumos ends up here as well
254 with_dri_platform = 'none'
257 _platforms = get_option('platforms')
258 if _platforms.contains('auto')
259 if system_has_kms_drm
260 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
261 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
262 _platforms = ['x11', 'surfaceless']
263 elif ['haiku'].contains(host_machine.system())
264 _platforms = ['haiku']
266 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
267 host_machine.system()))
271 with_platform_android = _platforms.contains('android')
272 with_platform_x11 = _platforms.contains('x11')
273 with_platform_wayland = _platforms.contains('wayland')
274 with_platform_drm = _platforms.contains('drm')
275 with_platform_haiku = _platforms.contains('haiku')
276 with_platform_surfaceless = _platforms.contains('surfaceless')
278 with_platforms = false
279 if _platforms.length() != 0 and _platforms != ['']
280 # sanity check that list contains no empty strings
281 if _platforms.contains('')
282 error('Invalid argument list given to -Dplatforms, please fix.')
284 with_platforms = true
285 egl_native_platform = _platforms[0]
288 _xlib_lease = get_option('xlib-lease')
289 if _xlib_lease == 'auto'
290 with_xlib_lease = with_platform_x11 and with_platform_drm
292 with_xlib_lease = _xlib_lease == 'true'
295 with_glx = get_option('glx')
296 if with_glx == 'auto'
299 elif with_platform_haiku
300 with_glx = 'disabled'
302 # Even when building just gallium drivers the user probably wants dri
304 elif with_platform_x11 and with_any_opengl and not with_any_vk
305 # The automatic behavior should not be to turn on xlib based glx when
306 # building only vulkan drivers
309 with_glx = 'disabled'
318 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
322 with_any_opengl = false
323 with_shared_glapi = false
326 _gbm = get_option('gbm')
328 with_gbm = system_has_kms_drm and with_dri
330 with_gbm = _gbm == 'true'
332 if with_gbm and not system_has_kms_drm
333 error('GBM only supports DRM/KMS platforms')
336 _egl = get_option('egl')
339 not ['darwin', 'windows'].contains(host_machine.system()) and
340 with_dri and with_shared_glapi and with_platforms
344 error('EGL requires dri')
345 elif not with_shared_glapi
346 error('EGL requires shared-glapi')
347 elif not with_platforms
348 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
349 elif not ['disabled', 'dri'].contains(with_glx)
350 error('EGL requires dri, but a GLX is being built without dri')
351 elif ['darwin', 'windows'].contains(host_machine.system())
352 error('EGL is not available on Windows or MacOS')
359 if with_egl and not (with_platform_drm or with_platform_surfaceless or with_platform_android)
360 if with_gallium_radeonsi
361 error('RadeonSI requires the drm, surfaceless or android platform when using EGL')
363 if with_gallium_virgl
364 error('Virgl requires the drm, surfaceless or android platform when using EGL')
368 pre_args += '-DGLX_USE_TLS'
369 if with_glx != 'disabled'
370 if not (with_platform_x11 and with_any_opengl)
371 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
372 elif with_glx == 'gallium-xlib'
374 error('Gallium-xlib based GLX requires at least one gallium driver')
375 elif not with_gallium_softpipe
376 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
378 error('gallium-xlib conflicts with any dri driver')
380 elif with_glx == 'xlib'
382 error('xlib conflicts with any dri driver')
384 elif with_glx == 'dri'
386 error('dri based GLX requires at least one DRI driver')
387 elif not with_shared_glapi
388 error('dri based GLX requires shared-glapi')
393 with_glvnd = get_option('glvnd')
395 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
396 error('Cannot build glvnd support for GLX that is not DRI based.')
397 elif with_glx == 'disabled' and not with_egl
398 error('glvnd requires DRI based GLX and/or EGL')
400 if get_option('egl-lib-suffix') != ''
401 error('''EGL lib suffix can't be used with libglvnd''')
405 if with_vulkan_icd_dir == ''
406 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
409 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
410 host_machine.system() == 'gnu')
411 _dri3 = get_option('dri3')
413 with_dri3 = system_has_kms_drm and with_dri2
415 with_dri3 = _dri3 == 'true'
418 if with_any_vk and (with_platform_x11 and not with_dri3)
419 error('Vulkan drivers require dri3 for X11 support')
422 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
423 error('building dri drivers require at least one windowing system or classic osmesa')
427 prog_pkgconfig = find_program('pkg-config')
429 _vdpau = get_option('gallium-vdpau')
430 if not system_has_kms_drm
432 error('VDPAU state tracker can only be build on unix-like OSes.')
436 elif not with_platform_x11
438 error('VDPAU state tracker requires X11 support.')
442 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
443 with_gallium_nouveau)
445 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
451 with_gallium_vdpau = false
453 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
455 dep_vdpau = declare_dependency(
456 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
458 with_gallium_vdpau = true
462 if with_gallium_vdpau
463 pre_args += '-DHAVE_ST_VDPAU'
465 vdpau_drivers_path = get_option('vdpau-libs-path')
466 if vdpau_drivers_path == ''
467 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
470 _xvmc = get_option('gallium-xvmc')
471 if not system_has_kms_drm
473 error('XVMC state tracker can only be build on unix-like OSes.')
477 elif not with_platform_x11
479 error('XVMC state tracker requires X11 support.')
483 elif not (with_gallium_r600 or with_gallium_nouveau)
485 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
491 with_gallium_xvmc = false
493 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
494 with_gallium_xvmc = dep_xvmc.found()
497 xvmc_drivers_path = get_option('xvmc-libs-path')
498 if xvmc_drivers_path == ''
499 xvmc_drivers_path = get_option('libdir')
502 _omx = get_option('gallium-omx')
503 if not system_has_kms_drm
504 if ['auto', 'disabled'].contains(_omx)
507 error('OMX state tracker can only be built on unix-like OSes.')
509 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
510 if ['auto', 'disabled'].contains(_omx)
513 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
516 with_gallium_omx = _omx
519 if ['auto', 'bellagio'].contains(_omx)
520 dep_omx = dependency(
521 'libomxil-bellagio', required : _omx == 'bellagio'
524 with_gallium_omx = 'bellagio'
527 if ['auto', 'tizonia'].contains(_omx)
528 if with_dri and with_egl
529 dep_omx = dependency(
530 'libtizonia', version : '>= 0.10.0',
531 required : _omx == 'tizonia',
534 dependency('libtizplatform', required : _omx == 'tizonia'),
535 dependency('tizilheaders', required : _omx == 'tizonia'),
537 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
538 with_gallium_omx = 'tizonia'
540 elif _omx == 'tizonia'
541 error('OMX-Tizonia state tracker requires dri and egl')
545 with_gallium_omx = 'disabled'
547 with_gallium_omx = _omx
551 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
552 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
556 omx_drivers_path = get_option('omx-libs-path')
558 if with_gallium_omx != 'disabled'
559 # Figure out where to put the omx driver.
560 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
561 # argument to meson's get_pkgconfig_variable method.
562 if omx_drivers_path == ''
563 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
564 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
565 if _omx_libdir == get_option('libdir')
566 omx_drivers_path = _omx_drivers_dir
569 # This will fail on windows. Does OMX run on windows?
570 _omx_libdir = _omx_libdir.split('/')
571 _omx_drivers_dir = _omx_drivers_dir.split('/')
572 foreach o : _omx_drivers_dir
573 if not _omx_libdir.contains(o)
577 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
582 _va = get_option('gallium-va')
583 if not system_has_kms_drm
585 error('VA state tracker can only be built on unix-like OSes.')
589 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
591 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
596 with_gallium_va = false
599 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
601 dep_va_headers = declare_dependency(
602 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
604 with_gallium_va = true
608 va_drivers_path = get_option('va-libs-path')
609 if va_drivers_path == ''
610 va_drivers_path = join_paths(get_option('libdir'), 'dri')
613 _xa = get_option('gallium-xa')
614 if not system_has_kms_drm
616 error('XA state tracker can only be built on unix-like OSes.')
620 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
621 or with_gallium_svga)
623 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
628 with_gallium_xa = _xa != 'false'
630 d3d_drivers_path = get_option('d3d-drivers-path')
631 if d3d_drivers_path == ''
632 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
635 with_gallium_st_nine = get_option('gallium-nine')
636 if with_gallium_st_nine
637 if not with_gallium_softpipe
638 error('The nine state tracker requires gallium softpipe/llvmpipe.')
639 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
640 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
641 or with_gallium_iris)
642 error('The nine state tracker requires at least one non-swrast gallium driver.')
645 error('Using nine with wine requires dri3')
649 if get_option('power8') != 'false'
650 # on old versions of meson the cpu family would return as ppc64le on little
651 # endian power8, this was changed in 0.48 such that the family would always
652 # be ppc64 regardless of endianness, and then the machine.endian() value
653 # should be checked. Since we support versions < 0.48 we need to use
655 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
656 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
657 error('Altivec is not supported with gcc version < 4.8.')
662 vector unsigned char r;
663 vector unsigned int v = vec_splat_u32 (1);
664 r = __builtin_vec_vgbbd ((vector unsigned char) v);
667 args : '-mpower8-vector',
668 name : 'POWER8 intrinsics')
669 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
670 elif get_option('power8') == 'true'
671 error('POWER8 intrinsic support required but not found.')
676 _opencl = get_option('gallium-opencl')
678 if _opencl != 'disabled'
680 error('OpenCL Clover implementation requires at least one gallium driver.')
683 dep_clc = dependency('libclc')
684 with_gallium_opencl = true
685 with_opencl_icd = _opencl == 'icd'
687 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
688 #if !defined(__VEC__) || !defined(__ALTIVEC__)
689 #error "AltiVec not enabled"
692 clover_cpp_std += ['cpp_std=gnu++11']
696 with_gallium_opencl = false
697 with_opencl_icd = false
700 gl_pkgconfig_c_flags = []
702 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
703 pre_args += '-DHAVE_X11_PLATFORM'
705 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
706 pre_args += '-DUSE_XSHM'
708 pre_args += '-DGLX_INDIRECT_RENDERING'
710 pre_args += '-DGLX_DIRECT_RENDERING'
712 if with_dri_platform == 'drm'
713 pre_args += '-DGLX_USE_DRM'
714 elif with_dri_platform == 'apple'
715 pre_args += '-DGLX_USE_APPLEGL'
716 elif with_dri_platform == 'windows'
717 pre_args += '-DGLX_USE_WINDOWSGL'
721 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
722 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
725 if with_egl and not with_gbm
726 error('EGL drm platform requires gbm')
728 pre_args += '-DHAVE_DRM_PLATFORM'
730 if with_platform_surfaceless
731 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
733 if with_platform_android
735 dependency('cutils'),
736 dependency('hardware'),
739 if get_option('platform-sdk-version') >= 26
740 dep_android += dependency('nativewindow')
742 pre_args += '-DHAVE_ANDROID_PLATFORM'
744 if with_platform_haiku
745 pre_args += '-DHAVE_HAIKU_PLATFORM'
748 if meson.version().version_compare('>=0.50')
749 prog_python = import('python').find_installation('python3')
751 prog_python = import('python3').find_python()
753 has_mako = run_command(
756 from distutils.version import StrictVersion
758 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
760 if has_mako.returncode() != 0
761 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
764 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
765 error('When using GCC, version 4.4.6 or later is required.')
768 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
769 if get_option('buildtype') == 'debug'
770 pre_args += '-DDEBUG'
773 with_shader_cache = false
774 _shader_cache = get_option('shader-cache')
775 if _shader_cache != 'false'
776 if host_machine.system() == 'windows'
777 if _shader_cache == 'true'
778 error('Shader Cache does not currently work on Windows')
781 pre_args += '-DENABLE_SHADER_CACHE'
782 with_shader_cache = true
785 if with_amd_vk and not with_shader_cache
786 error('Radv requires shader cache support')
789 # Check for GCC style builtins
790 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
791 'ffsll', 'popcount', 'popcountll', 'unreachable']
792 if cc.has_function(b)
793 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
797 # check for GCC __attribute__
798 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
799 'warn_unused_result', 'weak',]
800 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
801 name : '__attribute__((@0@))'.format(a))
802 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
805 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
806 name : '__attribute__((format(...)))')
807 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
809 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
810 name : '__attribute__((packed))')
811 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
813 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
814 name : '__attribute__((returns_nonnull))')
815 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
817 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
818 int foo_hid(void) __attribute__((visibility("hidden")));
819 int foo_int(void) __attribute__((visibility("internal")));
820 int foo_pro(void) __attribute__((visibility("protected")));''',
821 name : '__attribute__((visibility(...)))')
822 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
824 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
825 name : '__attribute__((alias(...)))')
826 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
828 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
829 name : '__attribute__((__noreturn__))')
830 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
832 if cc.compiles('__uint128_t foo(void) { return 0; }',
833 name : '__uint128_t')
834 pre_args += '-DHAVE_UINT128'
837 # TODO: this is very incomplete
838 if ['linux', 'cygwin', 'gnu', 'gnu/kfreebsd'].contains(host_machine.system())
839 pre_args += '-D_GNU_SOURCE'
842 # Check for generic C arguments
844 foreach a : ['-Werror=implicit-function-declaration',
845 '-Werror=missing-prototypes', '-Werror=return-type',
846 '-Werror=incompatible-pointer-types',
850 '-fno-trapping-math', '-Qunused-arguments']
851 if cc.has_argument(a)
856 foreach a : ['missing-field-initializers', 'format-truncation']
857 if cc.has_argument('-W' + a)
858 c_args += '-Wno-' + a
863 if cc.has_argument('-fvisibility=hidden')
864 c_vis_args += '-fvisibility=hidden'
867 # Check for generic C++ arguments
869 foreach a : ['-Werror=return-type',
872 '-fno-math-errno', '-fno-trapping-math',
873 '-Qunused-arguments']
874 if cpp.has_argument(a)
879 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
880 # option is not supported. Hence, check for -Wfoo instead.
882 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
883 if cpp.has_argument('-W' + a)
884 cpp_args += '-Wno-' + a
888 no_override_init_args = []
889 foreach a : ['override-init', 'initializer-overrides']
890 if cc.has_argument('-W' + a)
891 no_override_init_args += '-Wno-' + a
896 if cpp.has_argument('-fvisibility=hidden')
897 cpp_vis_args += '-fvisibility=hidden'
900 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
901 # in parts of the mesa code base that need to compile with old versions of
902 # MSVC, mainly common code
903 c_msvc_compat_args = []
904 cpp_msvc_compat_args = []
905 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
906 if cc.has_argument(a)
907 c_msvc_compat_args += a
909 if cpp.has_argument(a)
910 cpp_msvc_compat_args += a
914 if host_machine.cpu_family().startswith('x86')
915 pre_args += '-DUSE_SSE41'
917 sse41_args = ['-msse4.1']
919 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
920 # that's not guaranteed
921 if host_machine.cpu_family() == 'x86'
922 sse41_args += '-mstackrealign'
929 # Check for GCC style atomics
930 dep_atomic = null_dep
932 if cc.compiles('''#include <stdint.h>
937 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
938 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
941 name : 'GCC atomic builtins')
942 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
944 # Not all atomic calls can be turned into lock-free instructions, in which
945 # GCC will make calls into the libatomic library. Check whether we need to
946 # link with -latomic.
948 # This can happen for 64-bit atomic operations on 32-bit architectures such
950 if not cc.links('''#include <stdint.h>
955 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
956 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
958 name : 'GCC atomic builtins required -latomic')
959 dep_atomic = cc.find_library('atomic')
962 if not cc.links('''#include <stdint.h>
965 return __sync_add_and_fetch(&v, (uint64_t)1);
967 dependencies : dep_atomic,
968 name : 'GCC 64bit atomics')
969 pre_args += '-DMISSING_64BIT_ATOMICS'
972 # TODO: shared/static? Is this even worth doing?
975 if host_machine.cpu_family() == 'x86'
976 if system_has_kms_drm or host_machine.system() == 'gnu'
977 with_asm_arch = 'x86'
978 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
981 if with_glx_read_only_text
982 pre_args += ['-DGLX_X86_READONLY_TEXT']
985 elif host_machine.cpu_family() == 'x86_64'
986 if system_has_kms_drm
987 with_asm_arch = 'x86_64'
988 pre_args += ['-DUSE_X86_64_ASM']
990 elif host_machine.cpu_family() == 'arm'
991 if system_has_kms_drm
992 with_asm_arch = 'arm'
993 pre_args += ['-DUSE_ARM_ASM']
995 elif host_machine.cpu_family() == 'aarch64'
996 if system_has_kms_drm
997 with_asm_arch = 'aarch64'
998 pre_args += ['-DUSE_AARCH64_ASM']
1000 elif host_machine.cpu_family() == 'sparc64'
1001 if system_has_kms_drm
1002 with_asm_arch = 'sparc'
1003 pre_args += ['-DUSE_SPARC_ASM']
1005 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1006 if system_has_kms_drm
1007 with_asm_arch = 'ppc64le'
1008 pre_args += ['-DUSE_PPC64LE_ASM']
1012 # Check for standard headers and functions
1013 if cc.has_header_symbol('sys/sysmacros.h', 'major')
1014 pre_args += '-DMAJOR_IN_SYSMACROS'
1015 elif cc.has_header_symbol('sys/mkdev.h', 'major')
1016 pre_args += '-DMAJOR_IN_MKDEV'
1019 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h']
1020 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1021 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1025 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1026 if cc.has_function(f)
1027 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1031 # strtod locale support
1036 #ifdef HAVE_XLOCALE_H
1037 #include <xlocale.h>
1040 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1041 const char *s = "1.0";
1043 double d = strtod_l(s, end, loc);
1044 float f = strtof_l(s, end, loc);
1049 name : 'strtod has locale support')
1050 pre_args += '-DHAVE_STRTOD_L'
1053 # Check for some linker flags
1054 ld_args_bsymbolic = []
1055 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1056 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1058 ld_args_gc_sections = []
1059 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1060 args : '-Wl,--gc-sections', name : 'gc-sections')
1061 ld_args_gc_sections += '-Wl,--gc-sections'
1063 with_ld_version_script = false
1064 if cc.links('int main() { return 0; }',
1065 args : '-Wl,--version-script=@0@'.format(
1066 join_paths(meson.source_root(), 'build-support/conftest.map')),
1067 name : 'version-script')
1068 with_ld_version_script = true
1070 with_ld_dynamic_list = false
1071 if cc.links('int main() { return 0; }',
1072 args : '-Wl,--dynamic-list=@0@'.format(
1073 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1074 name : 'dynamic-list')
1075 with_ld_dynamic_list = true
1077 ld_args_build_id = []
1078 if build_machine.system() != 'darwin'
1079 ld_args_build_id += '-Wl,--build-id=sha1'
1082 # check for dl support
1083 if cc.has_function('dlopen')
1086 dep_dl = cc.find_library('dl')
1088 if cc.has_function('dladdr', dependencies : dep_dl)
1089 # This is really only required for megadrivers
1090 pre_args += '-DHAVE_DLADDR'
1093 if cc.has_function('dl_iterate_phdr')
1094 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1096 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1097 elif with_dri_i965 and with_shader_cache
1098 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1101 # Determine whether or not the rt library is needed for time functions
1102 if cc.has_function('clock_gettime')
1103 dep_clock = null_dep
1105 dep_clock = cc.find_library('rt')
1108 # TODO: some of these may be conditional
1109 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1110 pre_args += '-DHAVE_ZLIB'
1111 dep_thread = dependency('threads')
1112 if dep_thread.found() and host_machine.system() != 'windows'
1113 pre_args += '-DHAVE_PTHREAD'
1115 'pthread_setaffinity_np',
1116 dependencies : dep_thread,
1117 prefix : '#include <pthread.h>',
1118 args : '-D_GNU_SOURCE')
1119 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1122 dep_expat = dependency('expat')
1123 # this only exists on linux so either this is linux and it will be found, or
1124 # it's not linux and wont
1125 dep_m = cc.find_library('m', required : false)
1127 # Check for libdrm. Various drivers have different libdrm version requirements,
1128 # but we always want to use the same version for all libdrm modules. That means
1129 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1130 # bar are both on use 2.4.3 for both of them
1131 dep_libdrm_amdgpu = null_dep
1132 dep_libdrm_radeon = null_dep
1133 dep_libdrm_nouveau = null_dep
1134 dep_libdrm_intel = null_dep
1136 _drm_amdgpu_ver = '2.4.97'
1137 _drm_radeon_ver = '2.4.71'
1138 _drm_nouveau_ver = '2.4.66'
1139 _drm_intel_ver = '2.4.75'
1143 ['intel', with_dri_i915 or with_gallium_i915],
1144 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1145 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1146 with_gallium_r300 or with_gallium_r600)],
1147 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1150 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1156 # etnaviv only needs core libdrm
1157 if with_gallium_etnaviv
1161 # Loop over the enables versions and get the highest libdrm requirement for all
1164 foreach d : _libdrm_checks
1165 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1166 if d[1] and ver.version_compare('>' + _drm_ver)
1172 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1175 # Then get each libdrm module
1176 foreach d : _libdrm_checks
1179 'dep_libdrm_' + d[0],
1180 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1185 with_gallium_drisw_kms = false
1186 dep_libdrm = dependency(
1187 'libdrm', version : '>=' + _drm_ver,
1188 required : with_dri2 or with_dri3
1190 if dep_libdrm.found()
1191 pre_args += '-DHAVE_LIBDRM'
1192 if with_dri_platform == 'drm' and with_dri
1193 with_gallium_drisw_kms = true
1197 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1198 llvm_optional_modules = []
1199 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1200 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1201 if with_gallium_r600
1202 llvm_modules += 'asmparser'
1205 if with_gallium_opencl
1207 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1208 'lto', 'option', 'objcarcopts', 'profiledata',
1210 llvm_optional_modules += ['coroutines']
1213 if with_amd_vk or with_gallium_radeonsi
1214 _llvm_version = '>= 7.0.0'
1215 elif with_gallium_swr
1216 _llvm_version = '>= 6.0.0'
1217 elif with_gallium_opencl or with_gallium_r600
1218 _llvm_version = '>= 3.9.0'
1220 _llvm_version = '>= 3.3.0'
1223 _shared_llvm = get_option('shared-llvm')
1225 _llvm = get_option('llvm')
1229 dep_llvm = dependency(
1231 version : _llvm_version,
1232 modules : llvm_modules,
1233 optional_modules : llvm_optional_modules,
1235 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1236 with_gallium_opencl or _llvm == 'true'
1238 static : not _shared_llvm,
1239 method : 'config-tool',
1241 with_llvm = dep_llvm.found()
1244 _llvm_version = dep_llvm.version().split('.')
1246 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1247 '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version()),
1250 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1251 # programs, so we need to build all C++ code in mesa without rtti as well to
1252 # ensure that linking works.
1253 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1254 if with_gallium_nouveau
1255 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1256 elif with_gallium_opencl
1257 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1259 cpp_args += '-fno-rtti'
1261 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1262 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1263 elif with_gallium_opencl
1264 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1267 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1268 (with_gallium_r600 and with_llvm))
1269 dep_elf = dependency('libelf', required : false)
1270 if not dep_elf.found()
1271 dep_elf = cc.find_library('elf')
1277 dep_glvnd = null_dep
1279 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1280 pre_args += '-DUSE_LIBGLVND=1'
1283 if with_valgrind != 'false'
1284 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1285 if dep_valgrind.found()
1286 pre_args += '-DHAVE_VALGRIND'
1289 dep_valgrind = null_dep
1292 # pthread stubs. Lets not and say we didn't
1294 prog_bison = find_program('bison', required : with_any_opengl)
1295 prog_flex = find_program('flex', required : with_any_opengl)
1297 dep_selinux = null_dep
1298 if get_option('selinux')
1299 dep_selinux = dependency('libselinux')
1300 pre_args += '-DMESA_SELINUX'
1303 if with_libunwind != 'false'
1304 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1305 if dep_unwind.found()
1306 pre_args += '-DHAVE_LIBUNWIND'
1309 dep_unwind = null_dep
1312 if with_osmesa != 'none'
1313 if with_osmesa == 'classic' and not with_dri_swrast
1314 error('OSMesa classic requires dri (classic) swrast.')
1316 if with_osmesa == 'gallium' and not with_gallium_softpipe
1317 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1319 osmesa_lib_name = 'OSMesa'
1320 osmesa_bits = get_option('osmesa-bits')
1321 if osmesa_bits != '8'
1322 if with_dri or with_glx != 'disabled'
1323 error('OSMesa bits must be 8 if building glx or dir based drivers')
1325 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1327 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1332 # TODO: symbol mangling
1334 if with_platform_wayland
1335 dep_wl_scanner = dependency('wayland-scanner', native: true)
1336 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1337 if dep_wl_scanner.version().version_compare('>= 1.15')
1338 wl_scanner_arg = 'private-code'
1340 wl_scanner_arg = 'code'
1342 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1343 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1344 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1346 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1347 dep_wayland_egl_headers = declare_dependency(
1348 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1350 wayland_dmabuf_xml = join_paths(
1351 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1352 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1354 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1359 dep_xdamage = null_dep
1360 dep_xfixes = null_dep
1361 dep_x11_xcb = null_dep
1363 dep_xcb_glx = null_dep
1364 dep_xcb_dri2 = null_dep
1365 dep_xcb_dri3 = null_dep
1366 dep_dri2proto = null_dep
1367 dep_glproto = null_dep
1368 dep_xxf86vm = null_dep
1369 dep_xcb_dri3 = null_dep
1370 dep_xcb_present = null_dep
1371 dep_xcb_sync = null_dep
1372 dep_xcb_xfixes = null_dep
1373 dep_xshmfence = null_dep
1374 dep_xcb_xrandr = null_dep
1375 dep_xlib_xrandr = null_dep
1376 if with_platform_x11
1377 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1378 dep_x11 = dependency('x11')
1379 dep_xext = dependency('xext')
1380 dep_xcb = dependency('xcb')
1381 elif with_glx == 'dri'
1382 dep_x11 = dependency('x11')
1383 dep_xext = dependency('xext')
1384 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1385 dep_xfixes = dependency('xfixes')
1386 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1388 if (with_any_vk or with_glx == 'dri' or with_egl or
1389 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1390 with_gallium_omx != 'disabled'))
1391 dep_xcb = dependency('xcb')
1392 dep_x11_xcb = dependency('x11-xcb')
1394 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1395 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1398 pre_args += '-DHAVE_DRI3'
1399 dep_xcb_dri3 = dependency('xcb-dri3')
1400 dep_xcb_present = dependency('xcb-present')
1401 # until xcb-dri3 has been around long enough to make a hard-dependency:
1402 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1403 dep_xcb_present.version().version_compare('>= 1.13'))
1404 pre_args += '-DHAVE_DRI3_MODIFIERS'
1406 dep_xcb_sync = dependency('xcb-sync')
1407 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1410 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1411 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1413 if with_glx == 'dri'
1414 if with_dri_platform == 'drm'
1415 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1416 dep_xxf86vm = dependency('xxf86vm')
1420 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1421 with_gallium_omx != 'disabled'))
1422 dep_xcb_xfixes = dependency('xcb-xfixes')
1425 dep_xcb_xrandr = dependency('xcb-randr')
1426 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1430 if get_option('gallium-extra-hud')
1431 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1434 _sensors = get_option('lmsensors')
1435 if _sensors != 'false'
1436 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1437 if dep_lmsensors.found()
1438 pre_args += '-DHAVE_LIBSENSORS=1'
1441 dep_lmsensors = null_dep
1444 foreach a : pre_args
1445 add_project_arguments(a, language : ['c', 'cpp'])
1448 add_project_arguments(a, language : ['c'])
1450 foreach a : cpp_args
1451 add_project_arguments(a, language : ['cpp'])
1456 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1457 gl_priv_reqs += ['x11', 'xext', 'xcb']
1458 elif with_glx == 'dri'
1460 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1462 if with_dri_platform == 'drm'
1463 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1464 gl_priv_reqs += 'xxf86vm'
1467 if dep_libdrm.found()
1468 gl_priv_reqs += 'libdrm >= 2.4.75'
1472 if dep_thread.found()
1473 gl_priv_libs += ['-lpthread', '-pthread']
1476 gl_priv_libs += '-lm'
1479 gl_priv_libs += '-ldl'
1482 pkg = import('pkgconfig')
1484 prog_nm = find_program('nm', required : false)
1485 env_test = environment()
1487 env_test.set('NM', prog_nm.path())
1490 # This quirk needs to be applied to sources with functions defined in assembly
1491 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1492 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1498 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1499 # formatting below unless the first argument is passed as a variable. This has
1500 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1501 # for backwards compatibility.
1502 _with_opengl_string = with_opengl ? 'yes' : 'no'
1505 'prefix: ' + get_option('prefix'),
1506 'libdir: ' + get_option('libdir'),
1507 'includedir: ' + get_option('includedir'),
1509 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1510 with_gles1 ? 'yes' : 'no',
1511 with_gles2 ? 'yes' : 'no'),
1514 if with_osmesa != 'none'
1517 if with_osmesa == 'gallium'
1518 suffix = '(Gallium)'
1520 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1522 lines += 'OSMesa: no'
1527 lines += 'DRI platform: ' + with_dri_platform
1528 if dri_drivers.length() != 0 and dri_drivers != ['']
1529 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1531 lines += 'DRI drivers: no'
1533 lines += 'DRI driver dir: ' + dri_drivers_path
1536 if with_glx != 'disabled'
1538 if with_glx == 'dri'
1539 lines += 'GLX: DRI-based'
1540 elif with_glx == 'xlib'
1541 lines += 'GLX: Xlib-based'
1542 elif with_glx == 'gallium-xlib'
1543 lines += 'GLX: Xlib-based (Gallium)'
1545 lines += 'GLX: ' + with_glx
1550 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1554 egl_drivers += 'builtin:egl_dri2'
1557 egl_drivers += 'builtin:egl_dri3'
1559 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1561 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1563 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1568 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1569 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1571 lines += 'Vulkan drivers: no'
1576 lines += 'llvm: yes'
1577 lines += 'llvm-version: ' + dep_llvm.version()
1584 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1585 gallium_st = ['mesa']
1589 if with_gallium_xvmc
1590 gallium_st += 'xvmc'
1592 if with_gallium_xvmc
1593 gallium_st += 'xvmc'
1595 if with_gallium_vdpau
1596 gallium_st += 'vdpau'
1598 if with_gallium_omx != 'disabled'
1599 gallium_st += 'omx' + with_gallium_omx
1604 if with_gallium_st_nine
1605 gallium_st += 'nine'
1607 if with_gallium_opencl
1608 gallium_st += 'clover'
1610 lines += 'Gallium st: ' + ' '.join(gallium_st)
1612 lines += 'Gallium: no'
1615 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1618 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1622 summary = indent + ('\n' + indent).join(lines)
1623 message('Configuration summary:\n@0@\n'.format(summary))