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 : '>= 0.46',
29 default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', 'c_std=c99', 'cpp_std=c++14']
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://gitlab.freedesktop.org/mesa/mesa/issues"',
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')
72 dri_drivers_path = get_option('dri-drivers-path')
73 if dri_drivers_path == ''
74 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
76 dri_search_path = get_option('dri-search-path')
77 if dri_search_path == ''
78 dri_search_path = dri_drivers_path
81 with_gles1 = get_option('gles1')
82 with_gles2 = get_option('gles2')
83 if host_machine.system() == 'windows'
84 if with_gles1 == 'auto'
87 if with_gles2 == 'auto'
91 with_opengl = get_option('opengl')
93 # Default shared glapi off for windows, on elsewhere.
94 _sg = get_option('shared-glapi')
96 with_shared_glapi = host_machine.system() != 'windows'
98 with_shared_glapi = _sg == 'true'
101 # shared-glapi is required if at least two OpenGL APIs are being built
102 if not with_shared_glapi
103 if ((with_gles1 == 'true' and with_gles2 == 'true') or
104 (with_gles1 == 'true' and with_opengl) or
105 (with_gles2 == 'true' and with_opengl))
106 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
112 # We require OpenGL for OpenGL ES
114 if (with_gles1 == 'true' or with_gles2 == 'true') and not with_opengl
115 error('building OpenGL ES without OpenGL is not supported.')
121 with_gles1 = with_gles1 != 'false'
122 with_gles2 = with_gles2 != 'false'
123 with_any_opengl = with_opengl or with_gles1 or with_gles2
124 # Only build shared_glapi if at least one OpenGL API is enabled
125 with_shared_glapi = with_shared_glapi and with_any_opengl
127 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'gnu/kfreebsd', 'dragonfly', 'linux', 'sunos'].contains(host_machine.system())
129 dri_drivers = get_option('dri-drivers')
130 if dri_drivers.contains('auto')
131 if system_has_kms_drm
133 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
134 dri_drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
135 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
138 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
139 host_machine.cpu_family()))
141 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
142 # only swrast would make sense here, but gallium swrast is a much better default
145 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
146 host_machine.system()))
150 with_dri_i915 = dri_drivers.contains('i915')
151 with_dri_i965 = dri_drivers.contains('i965')
152 with_dri_r100 = dri_drivers.contains('r100')
153 with_dri_r200 = dri_drivers.contains('r200')
154 with_dri_nouveau = dri_drivers.contains('nouveau')
155 with_dri_swrast = dri_drivers.contains('swrast')
157 with_dri = dri_drivers.length() != 0 and dri_drivers != ['']
159 gallium_drivers = get_option('gallium-drivers')
160 if gallium_drivers.contains('auto')
161 if system_has_kms_drm
163 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
165 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
167 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
169 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
170 'tegra', 'virgl', 'lima', 'panfrost', 'swrast'
173 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
174 host_machine.cpu_family()))
176 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
177 gallium_drivers = ['swrast']
179 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
180 host_machine.system()))
183 with_gallium_kmsro = gallium_drivers.contains('kmsro')
184 with_gallium_radeonsi = gallium_drivers.contains('radeonsi')
185 with_gallium_r300 = gallium_drivers.contains('r300')
186 with_gallium_r600 = gallium_drivers.contains('r600')
187 with_gallium_nouveau = gallium_drivers.contains('nouveau')
188 with_gallium_freedreno = gallium_drivers.contains('freedreno')
189 with_gallium_softpipe = gallium_drivers.contains('swrast')
190 with_gallium_vc4 = gallium_drivers.contains('vc4')
191 with_gallium_v3d = gallium_drivers.contains('v3d')
192 with_gallium_panfrost = gallium_drivers.contains('panfrost')
193 with_gallium_etnaviv = gallium_drivers.contains('etnaviv')
194 with_gallium_tegra = gallium_drivers.contains('tegra')
195 with_gallium_iris = gallium_drivers.contains('iris')
196 with_gallium_i915 = gallium_drivers.contains('i915')
197 with_gallium_svga = gallium_drivers.contains('svga')
198 with_gallium_virgl = gallium_drivers.contains('virgl')
199 with_gallium_swr = gallium_drivers.contains('swr')
200 with_gallium_lima = gallium_drivers.contains('lima')
202 if cc.get_id().startswith('intel') and meson.version().version_compare('< 0.49.1')
203 error('Meson does not have sufficient support of ICC before 0.49.1 to compile mesa')
206 with_gallium = gallium_drivers.length() != 0 and gallium_drivers != ['']
208 if with_gallium and system_has_kms_drm
209 _glx = get_option('glx')
210 _egl = get_option('egl')
211 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
216 _vulkan_drivers = get_option('vulkan-drivers')
217 if _vulkan_drivers.contains('auto')
218 if system_has_kms_drm
219 if host_machine.cpu_family().startswith('x86')
220 _vulkan_drivers = ['amd', 'intel']
221 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
224 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
225 host_machine.cpu_family()))
227 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
228 # No vulkan driver supports windows or macOS currently
231 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
232 host_machine.system()))
236 with_intel_vk = _vulkan_drivers.contains('intel')
237 with_amd_vk = _vulkan_drivers.contains('amd')
238 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
239 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
241 if with_freedreno_vk and get_option('I-love-half-baked-turnips') != true
242 error('Cannot enable freedreno vulkan driver')
245 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
246 error('Only one swrast provider can be built')
248 if with_dri_i915 and with_gallium_i915
249 error('Only one i915 provider can be built')
251 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)
252 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost, lima)')
254 if with_gallium_tegra and not with_gallium_nouveau
255 error('tegra driver requires nouveau driver')
258 if host_machine.system() == 'darwin'
259 with_dri_platform = 'apple'
260 pre_args += '-DBUILDING_MESA'
261 elif ['windows', 'cygwin'].contains(host_machine.system())
262 with_dri_platform = 'windows'
263 elif system_has_kms_drm
264 with_dri_platform = 'drm'
266 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
267 # assert here that one of those cases has been met.
268 # FIXME: illumos ends up here as well
269 with_dri_platform = 'none'
272 _platforms = get_option('platforms')
273 if _platforms.contains('auto')
274 if system_has_kms_drm
275 _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
276 elif ['darwin', 'cygwin'].contains(host_machine.system())
277 _platforms = ['x11', 'surfaceless']
278 elif ['haiku'].contains(host_machine.system())
279 _platforms = ['haiku']
280 elif host_machine.system() == 'windows'
281 _platforms = ['windows']
283 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
284 host_machine.system()))
288 with_platform_android = _platforms.contains('android')
289 with_platform_x11 = _platforms.contains('x11')
290 with_platform_wayland = _platforms.contains('wayland')
291 with_platform_drm = _platforms.contains('drm')
292 with_platform_haiku = _platforms.contains('haiku')
293 with_platform_surfaceless = _platforms.contains('surfaceless')
294 with_platform_windows = _platforms.contains('windows')
296 with_platforms = false
297 if _platforms.length() != 0 and _platforms != ['']
298 # sanity check that list contains no empty strings
299 if _platforms.contains('')
300 error('Invalid argument list given to -Dplatforms, please fix.')
302 with_platforms = true
303 egl_native_platform = _platforms[0]
306 _xlib_lease = get_option('xlib-lease')
307 if _xlib_lease == 'auto'
308 with_xlib_lease = with_platform_x11 and with_platform_drm
310 with_xlib_lease = _xlib_lease == 'true'
313 with_glx = get_option('glx')
314 if with_glx == 'auto'
317 elif with_platform_haiku
318 with_glx = 'disabled'
319 elif host_machine.system() == 'windows'
320 with_glx = 'disabled'
322 # Even when building just gallium drivers the user probably wants dri
324 elif with_platform_x11 and with_any_opengl and not with_any_vk
325 # The automatic behavior should not be to turn on xlib based glx when
326 # building only vulkan drivers
329 with_glx = 'disabled'
338 if not (with_dri or with_gallium or with_glx != 'disabled')
342 with_any_opengl = false
343 with_shared_glapi = false
346 _gbm = get_option('gbm')
348 with_gbm = system_has_kms_drm and with_dri
350 with_gbm = _gbm == 'true'
352 if with_gbm and not system_has_kms_drm
353 error('GBM only supports DRM/KMS platforms')
356 _egl = get_option('egl')
359 not ['darwin', 'windows'].contains(host_machine.system()) and
360 with_dri and with_shared_glapi and with_platforms
364 error('EGL requires dri')
365 elif not with_shared_glapi
366 error('EGL requires shared-glapi')
367 elif not with_platforms
368 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
369 elif not ['disabled', 'dri'].contains(with_glx)
370 error('EGL requires dri, but a GLX is being built without dri')
371 elif ['darwin', 'windows'].contains(host_machine.system())
372 error('EGL is not available on Windows or MacOS')
379 if with_egl and not (with_platform_drm or with_platform_surfaceless or with_platform_android)
380 if with_gallium_radeonsi
381 error('RadeonSI requires the drm, surfaceless or android platform when using EGL')
383 if with_gallium_virgl
384 error('Virgl requires the drm, surfaceless or android platform when using EGL')
388 # Android uses emutls for versions <= P/28. For USE_ELF_TLS we need ELF TLS.
389 if host_machine.system() != 'windows' and (not with_platform_android or get_option('platform-sdk-version') >= 29)
390 pre_args += '-DUSE_ELF_TLS'
393 if with_glx != 'disabled'
394 if not (with_platform_x11 and with_any_opengl)
395 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
396 elif with_glx == 'gallium-xlib'
398 error('Gallium-xlib based GLX requires at least one gallium driver')
399 elif not with_gallium_softpipe
400 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
402 error('gallium-xlib conflicts with any dri driver')
404 elif with_glx == 'xlib'
406 error('xlib conflicts with any dri driver')
408 elif with_glx == 'dri'
409 if not with_shared_glapi
410 error('dri based GLX requires shared-glapi')
415 with_glvnd = get_option('glvnd')
417 if with_platform_windows
418 error('glvnd cannot be used on Windows')
419 elif with_glx == 'xlib' or with_glx == 'gallium-xlib'
420 error('Cannot build glvnd support for GLX that is not DRI based.')
421 elif with_glx == 'disabled' and not with_egl
422 error('glvnd requires DRI based GLX and/or EGL')
424 if get_option('egl-lib-suffix') != ''
425 error('''EGL lib suffix can't be used with libglvnd''')
429 if with_vulkan_icd_dir == ''
430 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
433 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
434 host_machine.system() == 'gnu')
435 _dri3 = get_option('dri3')
437 with_dri3 = system_has_kms_drm and with_dri2
439 with_dri3 = _dri3 == 'true'
442 if with_any_vk and (with_platform_x11 and not with_dri3)
443 error('Vulkan drivers require dri3 for X11 support')
446 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
447 error('building dri drivers require at least one windowing system or classic osmesa')
451 prog_pkgconfig = find_program('pkg-config')
453 _vdpau = get_option('gallium-vdpau')
454 if not system_has_kms_drm
456 error('VDPAU state tracker can only be build on unix-like OSes.')
460 elif not with_platform_x11
462 error('VDPAU state tracker requires X11 support.')
466 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
467 with_gallium_nouveau)
469 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
475 with_gallium_vdpau = false
477 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
479 dep_vdpau = declare_dependency(
480 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
482 with_gallium_vdpau = true
486 if with_gallium_vdpau
487 pre_args += '-DHAVE_ST_VDPAU'
489 vdpau_drivers_path = get_option('vdpau-libs-path')
490 if vdpau_drivers_path == ''
491 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
494 _xvmc = get_option('gallium-xvmc')
495 if not system_has_kms_drm
497 error('XVMC state tracker can only be build on unix-like OSes.')
501 elif not with_platform_x11
503 error('XVMC state tracker requires X11 support.')
507 elif not (with_gallium_r600 or with_gallium_nouveau)
509 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
516 with_gallium_xvmc = false
518 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
519 dep_xv = dependency('xv', required : _xvmc == 'true')
520 with_gallium_xvmc = dep_xvmc.found() and dep_xv.found()
523 xvmc_drivers_path = get_option('xvmc-libs-path')
524 if xvmc_drivers_path == ''
525 xvmc_drivers_path = get_option('libdir')
528 _omx = get_option('gallium-omx')
529 if not system_has_kms_drm
530 if ['auto', 'disabled'].contains(_omx)
533 error('OMX state tracker can only be built on unix-like OSes.')
535 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
536 if ['auto', 'disabled'].contains(_omx)
539 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
542 with_gallium_omx = _omx
545 if ['auto', 'bellagio'].contains(_omx)
546 dep_omx = dependency(
547 'libomxil-bellagio', required : _omx == 'bellagio'
550 with_gallium_omx = 'bellagio'
553 if ['auto', 'tizonia'].contains(_omx)
554 if with_dri and with_egl
555 dep_omx = dependency(
556 'libtizonia', version : '>= 0.10.0',
557 required : _omx == 'tizonia',
560 dependency('libtizplatform', required : _omx == 'tizonia'),
561 dependency('tizilheaders', required : _omx == 'tizonia'),
563 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
564 with_gallium_omx = 'tizonia'
566 elif _omx == 'tizonia'
567 error('OMX-Tizonia state tracker requires dri and egl')
571 with_gallium_omx = 'disabled'
573 with_gallium_omx = _omx
577 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
578 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
582 omx_drivers_path = get_option('omx-libs-path')
584 if with_gallium_omx != 'disabled'
585 # Figure out where to put the omx driver.
586 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
587 # argument to meson's get_pkgconfig_variable method.
588 if omx_drivers_path == ''
589 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
590 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
591 if _omx_libdir == get_option('libdir')
592 omx_drivers_path = _omx_drivers_dir
595 # This will fail on windows. Does OMX run on windows?
596 _omx_libdir = _omx_libdir.split('/')
597 _omx_drivers_dir = _omx_drivers_dir.split('/')
598 foreach o : _omx_drivers_dir
599 if not _omx_libdir.contains(o)
603 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
608 _va = get_option('gallium-va')
609 if not system_has_kms_drm
611 error('VA state tracker can only be built on unix-like OSes.')
615 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
617 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
622 with_gallium_va = false
625 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
627 dep_va_headers = declare_dependency(
628 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
630 with_gallium_va = true
634 va_drivers_path = get_option('va-libs-path')
635 if va_drivers_path == ''
636 va_drivers_path = join_paths(get_option('libdir'), 'dri')
639 _xa = get_option('gallium-xa')
640 if not system_has_kms_drm
642 error('XA state tracker can only be built on unix-like OSes.')
646 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
647 or with_gallium_svga)
649 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
654 with_gallium_xa = _xa != 'false'
656 d3d_drivers_path = get_option('d3d-drivers-path')
657 if d3d_drivers_path == ''
658 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
661 with_gallium_st_nine = get_option('gallium-nine')
662 if with_gallium_st_nine
663 if not with_gallium_softpipe
664 error('The nine state tracker requires gallium softpipe/llvmpipe.')
665 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
666 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
667 or with_gallium_iris)
668 error('The nine state tracker requires at least one non-swrast gallium driver.')
671 error('Using nine with wine requires dri3')
675 if get_option('power8') != 'false'
676 # on old versions of meson the cpu family would return as ppc64le on little
677 # endian power8, this was changed in 0.48 such that the family would always
678 # be ppc64 regardless of endianness, and then the machine.endian() value
679 # should be checked. Since we support versions < 0.48 we need to use
681 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
682 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
683 error('Altivec is not supported with gcc version < 4.8.')
688 vector unsigned char r;
689 vector unsigned int v = vec_splat_u32 (1);
690 r = __builtin_vec_vgbbd ((vector unsigned char) v);
693 args : '-mpower8-vector',
694 name : 'POWER8 intrinsics')
695 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
696 elif get_option('power8') == 'true'
697 error('POWER8 intrinsic support required but not found.')
702 _opencl = get_option('gallium-opencl')
704 if _opencl != 'disabled'
706 error('OpenCL Clover implementation requires at least one gallium driver.')
709 dep_clc = dependency('libclc')
710 with_gallium_opencl = true
711 with_opencl_icd = _opencl == 'icd'
713 with_opencl_spirv = get_option('opencl-spirv')
715 dep_spirv_tools = dependency('SPIRV-Tools', required : true, version : '>= 2018.0')
716 # LLVMSPIRVLib is available at https://github.com/KhronosGroup/SPIRV-LLVM-Translator
717 dep_llvmspirvlib = dependency('LLVMSPIRVLib', required : true, version : '>= 0.2.1')
719 dep_spirv_tools = null_dep
720 dep_llvmspirvlib = null_dep
723 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
724 #if !defined(__VEC__) || !defined(__ALTIVEC__)
725 #error "AltiVec not enabled"
728 clover_cpp_std += ['cpp_std=gnu++11']
732 dep_spirv_tools = null_dep
733 dep_llvmspirvlib = null_dep
734 with_gallium_opencl = false
735 with_opencl_icd = false
736 with_opencl_spirv = false
739 gl_pkgconfig_c_flags = []
741 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
742 pre_args += '-DHAVE_X11_PLATFORM'
744 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
745 pre_args += '-DUSE_XSHM'
747 pre_args += '-DGLX_INDIRECT_RENDERING'
749 pre_args += '-DGLX_DIRECT_RENDERING'
751 if with_dri_platform == 'drm'
752 pre_args += '-DGLX_USE_DRM'
753 elif with_dri_platform == 'apple'
754 pre_args += '-DGLX_USE_APPLEGL'
755 elif with_dri_platform == 'windows'
756 pre_args += '-DGLX_USE_WINDOWSGL'
760 pre_args += '-DEGL_NO_X11'
761 gl_pkgconfig_c_flags += '-DEGL_NO_X11'
764 if with_egl and not with_gbm
765 error('EGL drm platform requires gbm')
767 pre_args += '-DHAVE_DRM_PLATFORM'
769 if with_platform_surfaceless
770 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
772 if with_platform_android
774 dependency('cutils'),
775 dependency('hardware'),
778 if get_option('platform-sdk-version') >= 26
779 dep_android += dependency('nativewindow')
781 pre_args += '-DHAVE_ANDROID_PLATFORM'
783 if with_platform_haiku
784 pre_args += '-DHAVE_HAIKU_PLATFORM'
787 if meson.version().version_compare('>=0.50')
788 prog_python = import('python').find_installation('python3')
790 prog_python = import('python3').find_python()
792 has_mako = run_command(
795 from distutils.version import StrictVersion
797 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
799 if has_mako.returncode() != 0
800 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
803 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
804 error('When using GCC, version 4.4.6 or later is required.')
807 # Support systems without ETIME (e.g. FreeBSD)
808 if cc.get_define('ETIME', prefix : '#include <errno.h>') == ''
809 pre_args += '-DETIME=ETIMEDOUT'
812 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
813 if get_option('buildtype') == 'debug'
814 pre_args += '-DDEBUG'
817 with_shader_cache = false
818 _shader_cache = get_option('shader-cache')
819 if _shader_cache != 'false'
820 if host_machine.system() == 'windows'
821 if _shader_cache == 'true'
822 error('Shader Cache does not currently work on Windows')
825 pre_args += '-DENABLE_SHADER_CACHE'
826 with_shader_cache = true
829 if with_amd_vk and not with_shader_cache
830 error('Radv requires shader cache support')
833 # Check for GCC style builtins
834 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
835 'ffsll', 'popcount', 'popcountll', 'unreachable']
836 if cc.has_function(b)
837 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
841 # check for GCC __attribute__
842 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
843 'warn_unused_result', 'weak',]
844 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
845 name : '__attribute__((@0@))'.format(a))
846 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
849 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
850 name : '__attribute__((format(...)))')
851 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
853 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
854 name : '__attribute__((packed))')
855 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
857 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
858 name : '__attribute__((returns_nonnull))')
859 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
861 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
862 int foo_hid(void) __attribute__((visibility("hidden")));
863 int foo_int(void) __attribute__((visibility("internal")));
864 int foo_pro(void) __attribute__((visibility("protected")));''',
865 name : '__attribute__((visibility(...)))')
866 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
868 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
869 name : '__attribute__((alias(...)))')
870 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
872 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
873 name : '__attribute__((__noreturn__))')
874 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
876 if cc.compiles('__uint128_t foo(void) { return 0; }',
877 name : '__uint128_t')
878 pre_args += '-DHAVE_UINT128'
881 # TODO: this is very incomplete
882 if ['linux', 'cygwin', 'gnu', 'gnu/kfreebsd'].contains(host_machine.system())
883 pre_args += '-D_GNU_SOURCE'
884 elif host_machine.system() == 'sunos'
885 pre_args += '-D__EXTENSIONS__'
886 elif host_machine.system() == 'windows'
888 '-D_WINDOWS', '-D_WIN32_WINNT=0x0601', '-D_WINVER=0x0601',
889 '-DPIPE_SUBSYSTEM_WINDOWS_USER',
890 '-D_USE_MATH_DEFINES', # XXX: scons doesn't use this for mingw
892 if cc.get_id() == 'msvc'
895 '-D_CRT_SECURE_NO_WARNINGS',
896 '-D_CRT_SECURE_NO_DEPRECATE',
897 '-D_SCL_SECURE_NO_WARNINGS',
898 '-D_SCL_SECURE_NO_DEPRECATE',
899 '-D_ALLOW_KEYWORD_MACROS',
900 '-D_HAS_EXCEPTIONS=0', # Tell C++ STL to not use exceptions
903 pre_args += ['-D__MSVCRT_VERSION__=0x0700']
907 # Check for generic C arguments
910 c_msvc_compat_args = []
911 no_override_init_args = []
914 cpp_msvc_compat_args = []
915 if cc.get_id() == 'msvc'
916 foreach a : ['/wd4018', # signed/unsigned mismatch
917 '/wd4056', # overflow in floating-point constant arithmetic
918 '/wd4244', # conversion from 'type1' to 'type2', possible loss of data
919 '/wd4267', # 'var' : conversion from 'size_t' to 'type', possible loss of data
920 '/wd4305', # trancation from 'type1' to 'type2'
921 '/wd4351', # new behavior: elements of array 'array' will be default initialized
922 '/wd4756', # overflow in constant arithmetic
923 '/wd4800', # forcing value to bool 'true' or 'false' (performance warning)
924 '/wd4996', # disabled deprecated POSIX name warnings
925 '/wd4291'] # no matching operator delete found
926 if cc.has_argument(a)
929 if cpp.has_argument(a)
933 if cc.has_argument('-Wmicrosoft-enum-value') # Clang
934 c_args += '-Wno-microsoft-enum-value'
935 cpp_args += '-Wno-microsoft-enum-value'
939 '-Werror=implicit-function-declaration',
940 '-Werror=missing-prototypes',
941 '-Werror=return-type',
942 '-Werror=incompatible-pointer-types',
943 '-Wno-missing-field-initializers',
944 '-Wno-format-truncation',
946 '-fno-trapping-math',
947 '-Qunused-arguments',
949 # MinGW chokes on format specifiers and I can't get it all working
950 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
951 _trial += ['-Werror=format', '-Wformat-security']
954 if cc.has_argument(a)
960 '-Werror=return-type',
961 '-Wno-non-virtual-dtor',
962 '-Wno-missing-field-initializers',
963 '-Wno-format-truncation',
965 '-fno-trapping-math',
966 '-Qunused-arguments',
968 # MinGW chokes on format specifiers and I can't get it all working
969 if not (cc.get_id() == 'gcc' and host_machine.system() == 'windows')
970 _trial += ['-Werror=format', '-Wformat-security']
973 if cpp.has_argument(a)
978 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
979 if cc.has_argument(a)
980 no_override_init_args += a
984 if cc.has_argument('-fvisibility=hidden')
985 c_vis_args += '-fvisibility=hidden'
988 # Check for C and C++ arguments for MSVC2013 compatibility. These are only
989 # used in parts of the mesa code base that need to compile with old versions
990 # of MSVC, mainly common code
991 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
992 if cc.has_argument(a)
993 c_msvc_compat_args += a
995 if cpp.has_argument(a)
996 cpp_msvc_compat_args += a
1000 if cpp.has_argument('-fvisibility=hidden')
1001 cpp_vis_args += '-fvisibility=hidden'
1006 # set linker arguments
1007 if host_machine.system() == 'windows'
1008 if cc.get_id() == 'msvc'
1009 add_project_link_arguments(
1014 language : ['c', 'cpp'],
1017 add_project_link_arguments(
1019 '-Wl,--dynamicbase',
1021 '-static-libstdc++',
1022 language : ['c', 'cpp'],
1027 if host_machine.cpu_family().startswith('x86') and cc.get_id() != 'msvc'
1028 pre_args += '-DUSE_SSE41'
1030 sse41_args = ['-msse4.1']
1032 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
1033 # that's not guaranteed
1034 if host_machine.cpu_family() == 'x86'
1035 sse41_args += '-mstackrealign'
1042 # Check for GCC style atomics
1043 dep_atomic = null_dep
1045 if cc.compiles('''#include <stdint.h>
1050 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1051 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1054 name : 'GCC atomic builtins')
1055 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
1057 # Not all atomic calls can be turned into lock-free instructions, in which
1058 # GCC will make calls into the libatomic library. Check whether we need to
1059 # link with -latomic.
1061 # This can happen for 64-bit atomic operations on 32-bit architectures such
1063 if not cc.links('''#include <stdint.h>
1068 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
1069 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
1071 name : 'GCC atomic builtins required -latomic')
1072 dep_atomic = cc.find_library('atomic')
1075 if not cc.links('''#include <stdint.h>
1078 return __sync_add_and_fetch(&v, (uint64_t)1);
1080 dependencies : dep_atomic,
1081 name : 'GCC 64bit atomics')
1082 pre_args += '-DMISSING_64BIT_ATOMICS'
1085 dep_ws2_32 = cc.find_library('ws2_32', required : with_platform_windows)
1087 # TODO: shared/static? Is this even worth doing?
1090 if host_machine.cpu_family() == 'x86'
1091 if system_has_kms_drm or host_machine.system() == 'gnu'
1092 with_asm_arch = 'x86'
1093 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
1096 if with_glx_read_only_text
1097 pre_args += ['-DGLX_X86_READONLY_TEXT']
1100 elif host_machine.cpu_family() == 'x86_64'
1101 if system_has_kms_drm
1102 with_asm_arch = 'x86_64'
1103 pre_args += ['-DUSE_X86_64_ASM']
1105 elif host_machine.cpu_family() == 'arm'
1106 if system_has_kms_drm
1107 with_asm_arch = 'arm'
1108 pre_args += ['-DUSE_ARM_ASM']
1110 elif host_machine.cpu_family() == 'aarch64'
1111 if system_has_kms_drm
1112 with_asm_arch = 'aarch64'
1113 pre_args += ['-DUSE_AARCH64_ASM']
1115 elif host_machine.cpu_family() == 'sparc64'
1116 if system_has_kms_drm
1117 with_asm_arch = 'sparc'
1118 pre_args += ['-DUSE_SPARC_ASM']
1120 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
1121 if system_has_kms_drm
1122 with_asm_arch = 'ppc64le'
1123 pre_args += ['-DUSE_PPC64LE_ASM']
1127 # Check for standard headers and functions
1128 if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
1129 cc.has_header_symbol('sys/sysmacros.h', 'minor') and
1130 cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
1131 pre_args += '-DMAJOR_IN_SYSMACROS'
1133 if (cc.has_header_symbol('sys/mkdev.h', 'major') and
1134 cc.has_header_symbol('sys/mkdev.h', 'minor') and
1135 cc.has_header_symbol('sys/mkdev.h', 'makedev'))
1136 pre_args += '-DMAJOR_IN_MKDEV'
1139 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h', 'execinfo.h', 'sys/shm.h', 'cet.h']
1140 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1141 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1145 foreach f : ['strtof', 'mkostemp', 'timespec_get', 'memfd_create', 'random_r', 'flock']
1146 if cc.has_function(f)
1147 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1151 if cc.has_header_symbol('errno.h', 'program_invocation_name',
1152 args : '-D_GNU_SOURCE')
1153 pre_args += '-DHAVE_PROGRAM_INVOCATION_NAME'
1154 elif with_tools.contains('intel')
1155 error('Intel tools require the program_invocation_name variable')
1158 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
1159 # This means that this check will succeed, but then compilation will later
1160 # fail. MSVC doesn't have this function at all, so only check for it on
1161 # non-windows platforms.
1162 if host_machine.system() != 'windows'
1163 if cc.has_function('posix_memalign')
1164 pre_args += '-DHAVE_POSIX_MEMALIGN'
1168 # strtod locale support
1173 #ifdef HAVE_XLOCALE_H
1174 #include <xlocale.h>
1177 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1178 const char *s = "1.0";
1180 double d = strtod_l(s, end, loc);
1181 float f = strtof_l(s, end, loc);
1186 name : 'strtod has locale support')
1187 pre_args += '-DHAVE_STRTOD_L'
1190 # Check for some linker flags
1191 ld_args_bsymbolic = []
1192 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1193 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1195 ld_args_gc_sections = []
1196 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1197 args : '-Wl,--gc-sections', name : 'gc-sections')
1198 ld_args_gc_sections += '-Wl,--gc-sections'
1200 with_ld_version_script = false
1201 if cc.links('int main() { return 0; }',
1202 args : '-Wl,--version-script=@0@'.format(
1203 join_paths(meson.source_root(), 'build-support/conftest.map')),
1204 name : 'version-script')
1205 with_ld_version_script = true
1207 with_ld_dynamic_list = false
1208 if cc.links('int main() { return 0; }',
1209 args : '-Wl,--dynamic-list=@0@'.format(
1210 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1211 name : 'dynamic-list')
1212 with_ld_dynamic_list = true
1215 ld_args_build_id = cc.get_supported_link_arguments('-Wl,--build-id=sha1')
1217 # check for dl support
1219 if host_machine.system() != 'windows'
1220 if not cc.has_function('dlopen')
1221 dep_dl = cc.find_library('dl')
1223 if cc.has_function('dladdr', dependencies : dep_dl)
1224 # This is really only required for megadrivers
1225 pre_args += '-DHAVE_DLADDR'
1229 if cc.has_function('dl_iterate_phdr')
1230 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1232 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1233 elif with_dri_i965 and with_shader_cache
1234 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1237 # Determine whether or not the rt library is needed for time functions
1238 if host_machine.system() == 'windows' or cc.has_function('clock_gettime')
1239 dep_clock = null_dep
1241 dep_clock = cc.find_library('rt')
1244 # TODO: some of these may be conditional
1245 dep_zlib = dependency('zlib', version : '>= 1.2.3', fallback : ['zlib', 'zlib_dep'])
1246 pre_args += '-DHAVE_ZLIB'
1247 dep_thread = dependency('threads')
1248 if dep_thread.found() and host_machine.system() != 'windows'
1249 pre_args += '-DHAVE_PTHREAD'
1251 'pthread_setaffinity_np',
1252 dependencies : dep_thread,
1253 prefix : '#include <pthread.h>',
1254 args : '-D_GNU_SOURCE')
1255 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1258 'pthread_setaffinity_np',
1259 dependencies : dep_thread,
1260 prefix : '#include <pthread_np.h>')
1261 pre_args += '-DPTHREAD_SETAFFINITY_IN_NP_HEADER'
1264 if host_machine.system() != 'windows'
1265 dep_expat = dependency('expat', fallback : ['expat', 'expat_dep'])
1267 dep_expat = null_dep
1269 # this only exists on linux so either this is linux and it will be found, or
1270 # it's not linux and wont
1271 dep_m = cc.find_library('m', required : false)
1273 # Check for libdrm. Various drivers have different libdrm version requirements,
1274 # but we always want to use the same version for all libdrm modules. That means
1275 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1276 # bar are both on use 2.4.3 for both of them
1277 dep_libdrm_amdgpu = null_dep
1278 dep_libdrm_radeon = null_dep
1279 dep_libdrm_nouveau = null_dep
1280 dep_libdrm_intel = null_dep
1282 _drm_amdgpu_ver = '2.4.99'
1283 _drm_radeon_ver = '2.4.71'
1284 _drm_nouveau_ver = '2.4.66'
1285 _drm_intel_ver = '2.4.75'
1289 ['intel', with_dri_i915 or with_gallium_i915],
1290 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1291 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1292 with_gallium_r300 or with_gallium_r600)],
1293 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1296 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1302 # etnaviv only needs core libdrm
1303 if with_gallium_etnaviv
1307 # Loop over the enables versions and get the highest libdrm requirement for all
1310 foreach d : _libdrm_checks
1311 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1312 if d[1] and ver.version_compare('>' + _drm_ver)
1318 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1321 # Then get each libdrm module
1322 foreach d : _libdrm_checks
1325 'dep_libdrm_' + d[0],
1326 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1331 with_gallium_drisw_kms = false
1332 dep_libdrm = dependency(
1333 'libdrm', version : '>=' + _drm_ver,
1334 required : with_dri2 or with_dri3
1336 if dep_libdrm.found()
1337 pre_args += '-DHAVE_LIBDRM'
1338 if with_dri_platform == 'drm' and with_dri
1339 with_gallium_drisw_kms = true
1343 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1344 llvm_optional_modules = ['coroutines']
1345 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1346 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1347 if with_gallium_r600
1348 llvm_modules += 'asmparser'
1351 if with_gallium_opencl
1353 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1354 'lto', 'option', 'objcarcopts', 'profiledata',
1358 if with_amd_vk or with_gallium_radeonsi
1359 _llvm_version = '>= 8.0.0'
1360 elif with_gallium_swr
1361 _llvm_version = '>= 6.0.0'
1363 _llvm_version = '>= 3.9.0'
1366 _shared_llvm = get_option('shared-llvm')
1367 _llvm = get_option('llvm')
1369 # The cmake method will never find libllvm.so|dylib; this is fine for windows
1370 # because llvm doesn't support libllvm.dll
1371 _llvm_method = 'config-tool'
1372 if (meson.version().version_compare('>= 0.51.0') and
1373 host_machine.system() == 'windows')
1374 _llvm_method = 'cmake'
1380 dep_llvm = dependency(
1382 version : _llvm_version,
1383 modules : llvm_modules,
1384 optional_modules : llvm_optional_modules,
1386 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1387 with_gallium_opencl or _llvm == 'true'
1389 static : not _shared_llvm,
1390 method : _llvm_method,
1391 fallback : ['llvm', 'dep_llvm'],
1393 with_llvm = dep_llvm.found()
1396 pre_args += '-DLLVM_AVAILABLE'
1397 pre_args += '-DMESA_LLVM_VERSION_STRING="@0@"'.format(dep_llvm.version())
1399 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1400 # programs, so we need to build all C++ code in mesa without rtti as well to
1401 # ensure that linking works.
1403 # In meson 0.51.0 we can use cmake to find LLVM in addittion to meson's
1404 # builtin llvm-config based finder. A new generic variable getter method
1405 # has also been added, so we'll use that if we can, to cover the cmake case.
1406 if dep_llvm.type_name() == 'internal'
1407 _rtti = subproject('llvm').get_variable('has_rtti', true)
1408 elif meson.version().version_compare('>=0.51')
1409 # The CMake finder will return 'ON', the llvm-config will return 'YES'
1410 _rtti = ['ON', 'YES'].contains(dep_llvm.get_variable(cmake : 'LLVM_ENABLE_RTTI', configtool: 'has-rtti'))
1412 _rtti = dep_llvm.get_configtool_variable('has-rtti') == 'YES'
1415 if with_gallium_nouveau
1416 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1417 elif with_gallium_opencl
1418 error('The Clover OpenCL state tracker requires rtti, you need to turn off clover or use an LLVM built with LLVM_ENABLE_RTTI.')
1420 if cc.get_id() == 'msvc'
1423 cpp_args += '-fno-rtti'
1426 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1427 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1428 elif with_gallium_opencl
1429 error('The OpenCL "Clover" state tracker requires LLVM, but LLVM is disabled.')
1432 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1433 (with_gallium_r600 and with_llvm))
1434 dep_elf = dependency('libelf', required : false)
1435 if not dep_elf.found()
1436 dep_elf = cc.find_library('elf')
1442 dep_glvnd = null_dep
1443 glvnd_has_headers_and_pc_files = false
1445 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1446 # GLVND before 1.2 was missing its pkg-config and header files, forcing every
1447 # vendor to provide them and the distro maintainers to resolve the conflict.
1448 glvnd_has_headers_and_pc_files = dep_glvnd.version().version_compare('>= 1.2.0')
1449 pre_args += '-DUSE_LIBGLVND=1'
1452 if with_valgrind != 'false'
1453 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1454 if dep_valgrind.found()
1455 pre_args += '-DHAVE_VALGRIND'
1458 dep_valgrind = null_dep
1461 # pthread stubs. Lets not and say we didn't
1463 if host_machine.system() == 'windows'
1464 # Prefer the winflexbison versions, they're much easier to install and have
1465 # better windows support.
1467 prog_flex = find_program('win_flex', required : false)
1468 if prog_flex.found()
1469 # windows compatibility (uses <io.h> instead of <unistd.h> and _isatty,
1470 # _fileno functions)
1471 prog_flex = [prog_flex, '--wincompat']
1473 prog_flex = [find_program('lex', 'flex', required : with_any_opengl)]
1475 # Force flex to use const keyword in prototypes, as relies on __cplusplus or
1476 # __STDC__ macro to determine whether it's safe to use const keyword, but
1477 # MSVC never defines __STDC__ unless we disable all MSVC extensions.
1478 prog_flex += '-DYY_USE_CONST='
1480 prog_bison = find_program('win_bison', required : false)
1481 if not prog_bison.found()
1482 prog_bison = find_program('yacc', 'bison', required : with_any_opengl)
1485 prog_bison = find_program('bison', required : with_any_opengl)
1486 prog_flex = find_program('flex', required : with_any_opengl)
1489 dep_selinux = null_dep
1490 if get_option('selinux')
1491 dep_selinux = dependency('libselinux')
1492 pre_args += '-DMESA_SELINUX'
1495 if with_libunwind != 'false'
1496 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1497 if dep_unwind.found()
1498 pre_args += '-DHAVE_LIBUNWIND'
1501 dep_unwind = null_dep
1504 if with_osmesa != 'none'
1505 if with_osmesa == 'gallium' and not with_gallium_softpipe
1506 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1508 if host_machine.system() == 'windows'
1509 osmesa_lib_name = 'osmesa'
1511 osmesa_lib_name = 'OSMesa'
1513 osmesa_bits = get_option('osmesa-bits')
1514 if osmesa_bits != '8'
1515 if with_dri or with_glx != 'disabled'
1516 error('OSMesa bits must be 8 if building glx or dir based drivers')
1518 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1520 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1525 # TODO: symbol mangling
1527 if with_platform_wayland
1528 dep_wl_scanner = dependency('wayland-scanner', native: true)
1529 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1530 if dep_wl_scanner.version().version_compare('>= 1.15')
1531 wl_scanner_arg = 'private-code'
1533 wl_scanner_arg = 'code'
1535 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1536 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1537 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1539 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1540 dep_wayland_egl_headers = declare_dependency(
1541 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1543 wayland_dmabuf_xml = join_paths(
1544 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1545 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1547 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1552 dep_xdamage = null_dep
1553 dep_xfixes = null_dep
1554 dep_x11_xcb = null_dep
1556 dep_xcb_glx = null_dep
1557 dep_xcb_dri2 = null_dep
1558 dep_xcb_dri3 = null_dep
1559 dep_dri2proto = null_dep
1560 dep_glproto = null_dep
1561 dep_xxf86vm = null_dep
1562 dep_xcb_dri3 = null_dep
1563 dep_xcb_present = null_dep
1564 dep_xcb_sync = null_dep
1565 dep_xcb_xfixes = null_dep
1566 dep_xshmfence = null_dep
1567 dep_xcb_xrandr = null_dep
1568 dep_xlib_xrandr = null_dep
1569 if with_platform_x11
1570 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1571 dep_x11 = dependency('x11')
1572 dep_xext = dependency('xext')
1573 dep_xcb = dependency('xcb')
1574 elif with_glx == 'dri'
1575 dep_x11 = dependency('x11')
1576 dep_xext = dependency('xext')
1577 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1578 dep_xfixes = dependency('xfixes')
1579 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1581 if (with_any_vk or with_glx == 'dri' or with_egl or
1582 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1583 with_gallium_omx != 'disabled'))
1584 dep_xcb = dependency('xcb')
1585 dep_x11_xcb = dependency('x11-xcb')
1586 if with_dri_platform == 'drm' and not dep_libdrm.found()
1587 error('libdrm required for gallium video statetrackers when using x11')
1590 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1591 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1594 pre_args += '-DHAVE_DRI3'
1595 dep_xcb_dri3 = dependency('xcb-dri3')
1596 dep_xcb_present = dependency('xcb-present')
1597 # until xcb-dri3 has been around long enough to make a hard-dependency:
1598 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1599 dep_xcb_present.version().version_compare('>= 1.13'))
1600 pre_args += '-DHAVE_DRI3_MODIFIERS'
1602 dep_xcb_sync = dependency('xcb-sync')
1603 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1606 if with_glx == 'dri' or with_glx == 'gallium-xlib'
1607 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1609 if with_glx == 'dri'
1610 if with_dri_platform == 'drm'
1611 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1612 dep_xxf86vm = dependency('xxf86vm')
1616 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1617 with_gallium_omx != 'disabled'))
1618 dep_xcb_xfixes = dependency('xcb-xfixes')
1621 dep_xcb_xrandr = dependency('xcb-randr')
1622 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1626 if get_option('gallium-extra-hud')
1627 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1630 _sensors = get_option('lmsensors')
1631 if _sensors != 'false'
1632 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1633 if dep_lmsensors.found()
1634 pre_args += '-DHAVE_LIBSENSORS=1'
1637 dep_lmsensors = null_dep
1640 foreach a : pre_args
1641 add_project_arguments(a, language : ['c', 'cpp'])
1644 add_project_arguments(a, language : ['c'])
1646 foreach a : cpp_args
1647 add_project_arguments(a, language : ['cpp'])
1652 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1653 gl_priv_reqs += ['x11', 'xext', 'xcb']
1654 elif with_glx == 'dri'
1656 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1658 if with_dri_platform == 'drm'
1659 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1660 gl_priv_reqs += 'xxf86vm'
1663 if dep_libdrm.found()
1664 gl_priv_reqs += 'libdrm >= 2.4.75'
1668 if dep_thread.found()
1669 gl_priv_libs += ['-lpthread', '-pthread']
1672 gl_priv_libs += '-lm'
1675 gl_priv_libs += '-ldl'
1678 pkg = import('pkgconfig')
1680 prog_nm = find_program('nm', required : false)
1682 # This quirk needs to be applied to sources with functions defined in assembly
1683 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1684 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []
1690 # Meson 0.49 and earlier seems to have a bug that fails to evaluate the string-
1691 # formatting below unless the first argument is passed as a variable. This has
1692 # been fixed in Meson 0.50 and beyond, but we need to keep it like this for now
1693 # for backwards compatibility.
1694 _with_opengl_string = with_opengl ? 'yes' : 'no'
1697 'prefix: ' + get_option('prefix'),
1698 'libdir: ' + get_option('libdir'),
1699 'includedir: ' + get_option('includedir'),
1701 'OpenGL: @0@ (ES1: @1@ ES2: @2@)'.format(_with_opengl_string,
1702 with_gles1 ? 'yes' : 'no',
1703 with_gles2 ? 'yes' : 'no'),
1706 if with_osmesa != 'none'
1709 if with_osmesa == 'gallium'
1710 suffix = '(Gallium)'
1712 lines += 'OSMesa: lib' + osmesa_lib_name + suffix
1714 lines += 'OSMesa: no'
1719 lines += 'DRI platform: ' + with_dri_platform
1720 if dri_drivers.length() != 0 and dri_drivers != ['']
1721 lines += 'DRI drivers: ' + ' '.join(dri_drivers)
1723 lines += 'DRI drivers: no'
1725 lines += 'DRI driver dir: ' + dri_drivers_path
1728 if with_glx != 'disabled'
1730 if with_glx == 'dri'
1731 lines += 'GLX: DRI-based'
1732 elif with_glx == 'xlib'
1733 lines += 'GLX: Xlib-based'
1734 elif with_glx == 'gallium-xlib'
1735 lines += 'GLX: Xlib-based (Gallium)'
1737 lines += 'GLX: ' + with_glx
1742 lines += 'EGL: ' + (with_egl ? 'yes' : 'no')
1746 egl_drivers += 'builtin:egl_dri2'
1749 egl_drivers += 'builtin:egl_dri3'
1751 lines += 'EGL drivers: ' + ' '.join(egl_drivers)
1753 lines += 'GBM: ' + (with_gbm ? 'yes' : 'no')
1755 lines += 'EGL/Vulkan/VL platforms: ' + ' '.join(_platforms)
1760 lines += 'Vulkan drivers: ' + ' '.join(_vulkan_drivers)
1761 lines += 'Vulkan ICD dir: ' + with_vulkan_icd_dir
1763 lines += 'Vulkan drivers: no'
1768 lines += 'llvm: yes'
1769 lines += 'llvm-version: ' + dep_llvm.version()
1776 lines += 'Gallium drivers: ' + ' '.join(gallium_drivers)
1777 gallium_st = ['mesa']
1781 if with_gallium_xvmc
1782 gallium_st += 'xvmc'
1784 if with_gallium_xvmc
1785 gallium_st += 'xvmc'
1787 if with_gallium_vdpau
1788 gallium_st += 'vdpau'
1790 if with_gallium_omx != 'disabled'
1791 gallium_st += 'omx' + with_gallium_omx
1796 if with_gallium_st_nine
1797 gallium_st += 'nine'
1799 if with_gallium_opencl
1800 gallium_st += 'clover'
1802 lines += 'Gallium st: ' + ' '.join(gallium_st)
1804 lines += 'Gallium: no'
1807 lines += 'HUD lmsensors: ' + (dep_lmsensors.found() ? 'yes' : 'no')
1810 lines += 'Shared-glapi: ' + (with_shared_glapi ? 'yes' : 'no')
1814 summary = indent + ('\n' + indent).join(lines)
1815 message('Configuration summary:\n@0@\n'.format(summary))