1 # Copyright © 2017 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 : '>= 0.42',
29 default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11']
32 # Arguments for the preprocessor, put these in a separate array from the C and
33 # C++ (cpp in meson terminology) arguments since they need to be added to the
34 # default arguments for both C and C++.
36 '-D__STDC_CONSTANT_MACROS',
37 '-D__STDC_FORMAT_MACROS',
38 '-D__STDC_LIMIT_MACROS',
39 '-DVERSION="@0@"'.format(meson.project_version()),
40 '-DPACKAGE_VERSION=VERSION',
41 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
44 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
45 with_tests = get_option('build-tests')
46 with_valgrind = get_option('valgrind')
47 with_libunwind = get_option('libunwind')
48 with_asm = get_option('asm')
49 with_osmesa = get_option('osmesa')
50 with_swr_arches = get_option('swr-arches').split(',')
51 if get_option('texture-float')
52 pre_args += '-DTEXTURE_FLOAT_ENABLED'
53 message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
56 dri_drivers_path = get_option('dri-drivers-path')
57 if dri_drivers_path == ''
58 dri_drivers_path = join_paths(get_option('libdir'), 'dri')
60 dri_search_path = get_option('dri-search-path')
61 if dri_search_path == ''
62 dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
65 with_gles1 = get_option('gles1')
66 with_gles2 = get_option('gles2')
67 with_opengl = get_option('opengl')
68 with_any_opengl = with_opengl or with_gles1 or with_gles2
69 # Only build shared_glapi if at least one OpenGL API is enabled
70 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
73 # shared-glapi is required if at least two OpenGL APIs are being built
74 if not with_shared_glapi
75 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
76 or (with_gles2 and with_opengl))
77 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
81 # We require OpenGL for OpenGL ES
82 if (with_gles1 or with_gles2) and not with_opengl
83 error('building OpenGL ES without OpenGL is not supported.')
91 with_dri_nouveau = false
92 with_dri_swrast = false
93 _drivers = get_option('dri-drivers')
95 if host_machine.system() == 'linux'
97 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
98 _drivers = 'i915,i965,r100,r200,nouveau'
100 error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
102 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
103 # only swrast would make sense here, but gallium swrast is a much better default
106 error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
110 _split = _drivers.split(',')
111 with_dri_i915 = _split.contains('i915')
112 with_dri_i965 = _split.contains('i965')
113 with_dri_r100 = _split.contains('r100')
114 with_dri_r200 = _split.contains('r200')
115 with_dri_nouveau = _split.contains('nouveau')
116 with_dri_swrast = _split.contains('swrast')
121 with_gallium_pl111 = false
122 with_gallium_radeonsi = false
123 with_gallium_r300 = false
124 with_gallium_r600 = false
125 with_gallium_nouveau = false
126 with_gallium_freedreno = false
127 with_gallium_softpipe = false
128 with_gallium_vc4 = false
129 with_gallium_vc5 = false
130 with_gallium_etnaviv = false
131 with_gallium_imx = false
132 with_gallium_i915 = false
133 with_gallium_svga = false
134 with_gallium_virgl = false
135 with_gallium_swr = false
136 _drivers = get_option('gallium-drivers')
137 if _drivers == 'auto'
138 if host_machine.system() == 'linux'
140 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
141 _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
142 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
143 _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
145 error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
147 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
150 error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
154 _split = _drivers.split(',')
155 with_gallium_pl111 = _split.contains('pl111')
156 with_gallium_radeonsi = _split.contains('radeonsi')
157 with_gallium_r300 = _split.contains('r300')
158 with_gallium_r600 = _split.contains('r600')
159 with_gallium_nouveau = _split.contains('nouveau')
160 with_gallium_freedreno = _split.contains('freedreno')
161 with_gallium_softpipe = _split.contains('swrast')
162 with_gallium_vc4 = _split.contains('vc4')
163 with_gallium_vc5 = _split.contains('vc5')
164 with_gallium_etnaviv = _split.contains('etnaviv')
165 with_gallium_imx = _split.contains('imx')
166 with_gallium_i915 = _split.contains('i915')
167 with_gallium_svga = _split.contains('svga')
168 with_gallium_virgl = _split.contains('virgl')
169 with_gallium_swr = _split.contains('swr')
173 with_intel_vk = false
176 _vulkan_drivers = get_option('vulkan-drivers')
177 if _vulkan_drivers == 'auto'
178 if host_machine.system() == 'linux'
179 if host_machine.cpu_family().startswith('x86')
180 _vulkan_drivers = 'amd,intel'
182 error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
184 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
185 # No vulkan driver supports windows or macOS currently
188 error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
191 if _vulkan_drivers != ''
192 _split = _vulkan_drivers.split(',')
193 with_intel_vk = _split.contains('intel')
194 with_amd_vk = _split.contains('amd')
195 with_any_vk = with_amd_vk or with_intel_vk
198 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
199 error('Only one swrast provider can be built')
201 if with_dri_i915 and with_gallium_i915
202 error('Only one i915 provider can be built')
204 if with_gallium_imx and not with_gallium_etnaviv
205 error('IMX driver requires etnaviv driver')
207 if with_gallium_pl111 and not with_gallium_vc4
208 error('pl111 driver requires vc4 driver')
211 dep_libdrm_intel = []
212 if with_dri_i915 or with_gallium_i915
213 dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
216 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
218 if host_machine.system() == 'darwin'
219 with_dri_platform = 'apple'
220 elif ['windows', 'cygwin'].contains(host_machine.system())
221 with_dri_platform = 'windows'
222 elif system_has_kms_drm
223 with_dri_platform = 'drm'
225 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
226 # assert here that one of those cases has been met.
227 # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
228 # support Hurd at time of writing (2017/11)
229 # FIXME: illumos ends up here as well
230 with_dri_platform = 'none'
233 with_platform_android = false
234 with_platform_wayland = false
235 with_platform_x11 = false
236 with_platform_drm = false
237 with_platform_surfaceless = false
238 egl_native_platform = ''
239 _platforms = get_option('platforms')
240 if _platforms == 'auto'
241 if system_has_kms_drm
242 _platforms = 'x11,wayland,drm,surfaceless'
243 elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
244 _platforms = 'x11,surfaceless'
246 error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
250 _split = _platforms.split(',')
251 with_platform_android = _split.contains('android')
252 with_platform_x11 = _split.contains('x11')
253 with_platform_wayland = _split.contains('wayland')
254 with_platform_drm = _split.contains('drm')
255 with_platform_surfaceless = _split.contains('surfaceless')
256 egl_native_platform = _split[0]
259 with_glx = get_option('glx')
260 if with_glx == 'auto'
264 # Even when building just gallium drivers the user probably wants dri
266 elif with_platform_x11 and with_any_opengl and not with_any_vk
267 # The automatic behavior should not be to turn on xlib based glx when
268 # building only vulkan drivers
271 with_glx = 'disabled'
280 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
284 with_any_opengl = false
285 with_shared_glapi = false
288 with_gbm = get_option('gbm')
289 if with_gbm == 'auto' and with_dri # TODO: or gallium
290 with_gbm = system_has_kms_drm
291 elif with_gbm == 'true'
292 if not system_has_kms_drm
293 error('GBM only supports DRM/KMS platforms')
300 _egl = get_option('egl')
302 with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
305 error('EGL requires dri')
306 elif not with_shared_glapi
307 error('EGL requires shared-glapi')
308 elif egl_native_platform == ''
309 error('No platforms specified, consider -Dplatforms=drm,x11 at least')
316 if with_egl and not (with_platform_drm or with_platform_surfaceless)
317 if with_gallium_radeonsi
318 error('RadeonSI requires drm or surfaceless platform when using EGL')
320 if with_gallium_virgl
321 error('Virgl requires drm or surfaceless platform when using EGL')
325 pre_args += '-DGLX_USE_TLS'
326 if with_glx != 'disabled'
327 if not (with_platform_x11 and with_any_opengl)
328 if with_glx == 'auto'
329 with_glx = 'disabled'
331 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
333 elif with_glx == 'gallium-xlib'
335 error('Gallium-xlib based GLX requires at least one gallium driver')
336 elif not with_gallium_softpipe
337 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
339 error('gallium-xlib conflicts with any dri driver')
341 elif with_glx == 'xlib'
343 error('xlib conflicts with any dri driver')
345 elif with_glx == 'dri' and not with_dri
346 error('dri based GLX requires at least one DRI driver')
350 with_glvnd = get_option('glvnd')
352 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
353 error('Cannot build glvnd support for GLX that is not DRI based.')
354 elif with_glx == 'disabled' and not with_egl
355 error('glvnd requires DRI based GLX and/or EGL')
359 # TODO: toggle for this
360 with_glx_direct = true
362 if with_vulkan_icd_dir == ''
363 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
366 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
367 with_dri3 = get_option('dri3')
368 if with_dri3 == 'auto'
369 with_dri3 = system_has_kms_drm and with_dri2
371 with_dri3 = with_dri3 == 'true'
374 if with_any_vk and (with_platform_x11 and not with_dri3)
375 error('Vulkan drivers require dri3 for X11 support')
377 if with_dri or with_gallium
378 if with_glx == 'disabled' and not with_egl
379 error('building dri or gallium drivers require at least one window system')
383 prog_pkgconfig = find_program('pkg-config')
385 _vdpau = get_option('gallium-vdpau')
386 if not system_has_kms_drm
388 error('VDPAU state tracker can only be build on unix-like OSes.')
392 elif not with_platform_x11
394 error('VDPAU state tracker requires X11 support.')
398 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
399 with_gallium_nouveau)
401 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
405 elif _vdpau == 'auto'
408 with_gallium_vdpau = _vdpau == 'true'
410 if with_gallium_vdpau
411 dep_vdpau = dependency('vdpau', version : '>= 1.1')
412 dep_vdpau = declare_dependency(
413 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
417 if with_gallium_vdpau
418 pre_args += '-DHAVE_ST_VDPAU'
420 vdpau_drivers_path = get_option('vdpau-libs-path')
421 if vdpau_drivers_path == ''
422 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
425 _xvmc = get_option('gallium-xvmc')
426 if not system_has_kms_drm
428 error('XVMC state tracker can only be build on unix-like OSes.')
432 elif not with_platform_x11
434 error('XVMC state tracker requires X11 support.')
438 elif not (with_gallium_r600 or with_gallium_nouveau)
440 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
447 with_gallium_xvmc = _xvmc == 'true'
450 dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
451 dep_xvmc = declare_dependency(
452 compile_args : run_command(prog_pkgconfig, ['xvmc', '--cflags']).stdout().split()
456 xvmc_drivers_path = get_option('xvmc-libs-path')
457 if xvmc_drivers_path == ''
458 xvmc_drivers_path = get_option('libdir')
461 _omx = get_option('gallium-omx')
462 if not system_has_kms_drm
464 error('OMX state tracker can only be built on unix-like OSes.')
468 elif not (with_platform_x11 or with_platform_drm)
470 error('OMX state tracker requires X11 or drm platform support.')
474 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
476 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
483 with_gallium_omx = _omx == 'true'
486 dep_omx = dependency('libomxil-bellagio')
489 omx_drivers_path = get_option('omx-libs-path')
491 # Figure out where to put the omx driver.
492 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
493 # argument to meson's get_pkgconfig_variable method.
494 if omx_drivers_path == ''
495 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
496 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
497 if _omx_libdir == get_option('libdir')
498 omx_drivers_path = _omx_drivers_dir
501 # This will fail on windows. Does OMX run on windows?
502 _omx_libdir = _omx_libdir.split('/')
503 _omx_drivers_dir = _omx_drivers_dir.split('/')
504 foreach o : _omx_drivers_dir
505 if not _omx_libdir.contains(o)
509 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
514 dep_omx = declare_dependency(
515 compile_args : run_command(prog_pkgconfig, ['libomxil-bellagio', '--cflags']).stdout().split()
519 _va = get_option('gallium-va')
520 if not system_has_kms_drm
522 error('VA state tracker can only be built on unix-like OSes.')
526 elif not (with_platform_x11 or with_platform_drm)
528 error('VA state tracker requires X11 or drm or wayland platform support.')
532 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
534 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
541 with_gallium_va = _va == 'true'
544 dep_va = dependency('libva', version : '>= 0.38.0')
545 dep_va = declare_dependency(
546 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
550 va_drivers_path = get_option('va-libs-path')
551 if va_drivers_path == ''
552 va_drivers_path = join_paths(get_option('libdir'), 'dri')
555 _xa = get_option('gallium-xa')
556 if not system_has_kms_drm
558 error('XA state tracker can only be built on unix-like OSes.')
562 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
563 or with_gallium_svga)
565 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
570 with_gallium_xa = _xa != 'false'
572 d3d_drivers_path = get_option('d3d-drivers-path')
573 if d3d_drivers_path == ''
574 d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
577 with_gallium_st_nine = get_option('gallium-nine')
578 if with_gallium_st_nine
579 if not with_gallium_softpipe
580 error('The nine state tracker requires gallium softpipe/llvmpipe.')
581 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
582 or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
583 error('The nine state tracker requires at least on non-swrast gallium driver.')
586 error('Using nine with wine requires dri3')
590 _opencl = get_option('gallium-opencl')
591 if _opencl != 'disabled'
593 error('OpenCL Clover implementation requires at least one gallium driver.')
597 dep_clc = dependency('libclc')
598 with_gallium_opencl = true
599 with_opencl_icd = _opencl == 'icd'
602 with_gallium_opencl = false
603 with_gallium_icd = false
606 gl_pkgconfig_c_flags = []
608 if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
609 pre_args += '-DHAVE_X11_PLATFORM'
611 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
612 pre_args += '-DUSE_XSHM'
614 pre_args += '-DGLX_INDIRECT_RENDERING'
616 pre_args += '-DGLX_DIRECT_RENDERING'
618 if with_dri_platform == 'drm'
619 pre_args += '-DGLX_USE_DRM'
620 elif with_dri_platform == 'apple'
621 pre_args += '-DGLX_USE_APPLEGL'
622 elif with_dri_platform == 'windows'
623 pre_args += '-DGLX_USE_WINDOWSGL'
627 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
628 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
631 if with_egl and not with_gbm
632 error('EGL drm platform requires gbm')
634 pre_args += '-DHAVE_DRM_PLATFORM'
636 if with_platform_surfaceless
637 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
639 if with_platform_android
641 dependency('cutils'),
642 dependency('hardware'),
645 pre_args += '-DHAVE_ANDROID_PLATFORM'
648 prog_python2 = find_program('python2')
649 has_mako = run_command(prog_python2, '-c', 'import mako')
650 if has_mako.returncode() != 0
651 error('Python (2.x) mako module required to build mesa.')
654 cc = meson.get_compiler('c')
655 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
656 error('When using GCC, version 4.4.6 or later is required.')
659 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
660 if get_option('buildtype') == 'debug'
661 pre_args += '-DDEBUG'
664 if get_option('shader-cache')
665 pre_args += '-DENABLE_SHADER_CACHE'
667 error('Radv requires shader cache support')
670 # Check for GCC style builtins
671 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
672 'ffsll', 'popcount', 'popcountll', 'unreachable']
673 if cc.has_function(b)
674 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
678 # check for GCC __attribute__
679 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
680 'warn_unused_result', 'weak',]
681 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
682 name : '__attribute__((@0@))'.format(a))
683 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
686 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
687 name : '__attribute__((format(...)))')
688 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
690 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
691 name : '__attribute__((packed))')
692 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
694 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
695 name : '__attribute__((returns_nonnull))')
696 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
698 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
699 int foo_hid(void) __attribute__((visibility("hidden")));
700 int foo_int(void) __attribute__((visibility("internal")));
701 int foo_pro(void) __attribute__((visibility("protected")));''',
702 name : '__attribute__((visibility(...)))')
703 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
705 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
706 name : '__attribute__((alias(...)))')
707 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
709 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
710 name : '__attribute__((__noreturn__))')
711 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
714 # TODO: this is very incomplete
715 if ['linux', 'cygwin'].contains(host_machine.system())
716 pre_args += '-D_GNU_SOURCE'
719 # Check for generic C arguments
721 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
722 '-Werror=missing-prototypes', '-fno-math-errno',
723 '-fno-trapping-math', '-Qunused-arguments']
724 if cc.has_argument(a)
729 if cc.has_argument('-fvisibility=hidden')
730 c_vis_args += '-fvisibility=hidden'
733 # Check for generic C++ arguments
734 cpp = meson.get_compiler('cpp')
736 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
737 '-Qunused-arguments']
738 if cpp.has_argument(a)
743 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
744 # option is not supported. Hence, check for -Wfoo instead.
745 if cpp.has_argument('-Wnon-virtual-dtor')
746 cpp_args += '-Wno-non-virtual-dtor'
749 no_override_init_args = []
750 foreach a : ['override-init', 'initializer-overrides']
751 if cc.has_argument('-W' + a)
752 no_override_init_args += '-Wno-' + a
757 if cpp.has_argument('-fvisibility=hidden')
758 cpp_vis_args += '-fvisibility=hidden'
761 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
762 # in parts of the mesa code base that need to compile with old versions of
763 # MSVC, mainly common code
764 c_msvc_compat_args = []
765 cpp_msvc_compat_args = []
766 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
767 if cc.has_argument(a)
768 c_msvc_compat_args += a
770 if cpp.has_argument(a)
771 cpp_msvc_compat_args += a
775 if host_machine.cpu_family().startswith('x86')
776 pre_args += '-DUSE_SSE41'
778 sse41_args = ['-msse4.1']
780 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
781 # that's not guaranteed
782 if host_machine.cpu_family() == 'x86'
783 sse41_args += '-mstackrealign'
790 # Check for GCC style atomics
791 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
792 name : 'GCC atomic builtins')
793 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
795 if not cc.links('''#include <stdint.h>
798 return __sync_add_and_fetch(&v, (uint64_t)1);
800 name : 'GCC 64bit atomics')
801 pre_args += '-DMISSING_64_BIT_ATOMICS'
806 # TODO: shared/static? Is this even worth doing?
808 # Building x86 assembly code requires running x86 binaries. It is possible for
809 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
810 # TODO: it should be possible to use an exe_wrapper to run the binary during
812 if meson.is_cross_build()
813 if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
814 and build_machine.system() == host_machine.system())
815 message('Cross compiling to x86 from non-x86, disabling asm')
822 # TODO: SPARC and PPC
823 if host_machine.cpu_family() == 'x86'
824 if system_has_kms_drm
825 with_asm_arch = 'x86'
826 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
829 elif host_machine.cpu_family() == 'x86_64'
830 if system_has_kms_drm
831 with_asm_arch = 'x86_64'
832 pre_args += ['-DUSE_X86_64_ASM']
834 elif host_machine.cpu_family() == 'arm'
835 if system_has_kms_drm
836 with_asm_arch = 'arm'
837 pre_args += ['-DUSE_ARM_ASM']
839 elif host_machine.cpu_family() == 'aarch64'
840 if system_has_kms_drm
841 with_asm_arch = 'aarch64'
842 pre_args += ['-DUSE_AARCH64_ASM']
847 # Check for standard headers and functions
848 if cc.has_header_symbol('sys/sysmacros.h', 'major')
849 pre_args += '-DMAJOR_IN_SYSMACROS'
850 elif cc.has_header_symbol('sys/mkdev.h', 'major')
851 pre_args += '-DMAJOR_IN_MKDEV'
854 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
856 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
860 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
861 if cc.has_function(f)
862 pre_args += '-DHAVE_@0@'.format(f.to_upper())
866 # strtod locale support
871 #ifdef HAVE_XLOCALE_H
875 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
876 const char *s = "1.0";
878 double d = strtod_l(s, end, loc);
879 float f = strtof_l(s, end, loc);
883 extra_args : pre_args,
884 name : 'strtod has locale support')
885 pre_args += '-DHAVE_STRTOD_L'
888 # Check for some linker flags
889 ld_args_bsymbolic = []
890 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
891 ld_args_bsymbolic += '-Wl,-Bsymbolic'
893 ld_args_gc_sections = []
894 if cc.links('static char unused() { return 5; } int main() { return 0; }',
895 args : '-Wl,--gc-sections', name : 'gc-sections')
896 ld_args_gc_sections += '-Wl,--gc-sections'
898 with_ld_version_script = false
899 if cc.links('int main() { return 0; }',
900 args : '-Wl,--version-script=@0@'.format(
901 join_paths(meson.source_root(), 'build-support/conftest.map')),
902 name : 'version-script')
903 with_ld_version_script = true
905 with_ld_dynamic_list = false
906 if cc.links('int main() { return 0; }',
907 args : '-Wl,--dynamic-list=@0@'.format(
908 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
909 name : 'dynamic-list')
910 with_ld_dynamic_list = true
913 # check for dl support
914 if cc.has_function('dlopen')
917 dep_dl = cc.find_library('dl')
919 if cc.has_function('dladdr', dependencies : dep_dl)
920 # This is really only required for megadrivers
921 pre_args += '-DHAVE_DLADDR'
924 if cc.has_function('dl_iterate_phdr')
925 pre_args += '-DHAVE_DL_ITERATE_PHDR'
927 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
928 elif with_dri_i965 and get_option('shader-cache')
929 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
932 # Determine whether or not the rt library is needed for time functions
933 if cc.has_function('clock_gettime')
936 dep_clock = cc.find_library('rt')
939 with_gallium_drisw_kms = false
940 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
941 required : with_dri2 or with_dri3)
942 if dep_libdrm.found()
943 pre_args += '-DHAVE_LIBDRM'
944 if with_dri_platform == 'drm' and with_dri
945 with_gallium_drisw_kms = true
949 # TODO: some of these may be conditional
950 dep_zlib = dependency('zlib', version : '>= 1.2.3')
951 pre_args += '-DHAVE_ZLIB'
952 dep_thread = dependency('threads')
953 if dep_thread.found() and host_machine.system() != 'windows'
954 pre_args += '-DHAVE_PTHREAD'
956 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
957 dep_elf = dependency('libelf', required : false)
958 if not dep_elf.found()
959 dep_elf = cc.find_library('elf')
964 dep_expat = dependency('expat')
965 # this only exists on linux so either this is linux and it will be found, or
966 # its not linux and and wont
967 dep_m = cc.find_library('m', required : false)
969 dep_libdrm_amdgpu = []
970 dep_libdrm_radeon = []
971 dep_libdrm_nouveau = []
972 dep_libdrm_etnaviv = []
973 dep_libdrm_freedreno = []
974 if with_amd_vk or with_gallium_radeonsi
975 dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.89')
977 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
978 with_gallium_r300 or with_gallium_r600)
979 dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
981 if with_gallium_nouveau or with_dri_nouveau
982 dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
984 if with_gallium_etnaviv
985 dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
987 if with_gallium_freedreno
988 dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.89')
991 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
992 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
993 llvm_modules += ['amdgpu', 'bitreader', 'ipo']
995 llvm_modules += 'asmparser'
998 if with_gallium_opencl
1000 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1001 'lto', 'option', 'objcarcopts', 'profiledata',
1003 # TODO: optional modules
1006 if with_amd_vk or with_gallium_radeonsi
1007 _llvm_version = '>= 4.0.0'
1008 elif with_gallium_opencl or with_gallium_swr or with_gallium_r600
1009 _llvm_version = '>= 3.9.0'
1011 _llvm_version = '>= 3.3.0'
1014 _llvm = get_option('llvm')
1016 dep_llvm = dependency(
1017 'llvm', version : _llvm_version, modules : llvm_modules,
1018 required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1020 with_llvm = dep_llvm.found()
1021 elif _llvm == 'true'
1022 dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1029 _llvm_version = dep_llvm.version().split('.')
1030 # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1031 # that for our version checks.
1032 # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1033 # strippped as of 0.44, but we support older meson versions.
1034 _llvm_patch = _llvm_version[2]
1035 if _llvm_patch.endswith('svn')
1036 _llvm_patch = _llvm_patch.split('s')[0]
1037 elif _llvm_patch.contains('git')
1038 _llvm_patch = _llvm_patch.split('g')[0]
1041 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1042 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1044 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1045 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1050 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1051 pre_args += '-DUSE_LIBGLVND=1'
1054 if with_valgrind != 'false'
1055 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1056 if dep_valgrind.found()
1057 pre_args += '-DHAVE_VALGRIND'
1063 # pthread stubs. Lets not and say we didn't
1065 prog_bison = find_program('bison', required : with_any_opengl)
1066 prog_flex = find_program('flex', required : with_any_opengl)
1069 if get_option('selinux')
1070 dep_selinux = dependency('libselinux')
1071 pre_args += '-DMESA_SELINUX'
1074 # TODO: llvm-prefix and llvm-shared-libs
1076 if with_libunwind != 'false'
1077 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1078 if dep_unwind.found()
1079 pre_args += '-DHAVE_LIBUNWIND'
1087 if with_osmesa != 'none'
1088 if with_osmesa == 'classic' and not with_dri_swrast
1089 error('OSMesa classic requires dri (classic) swrast.')
1091 if with_osmesa == 'gallium' and not with_gallium_softpipe
1092 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1094 osmesa_lib_name = 'OSMesa'
1095 osmesa_bits = get_option('osmesa-bits')
1096 if osmesa_bits != '8'
1097 if with_dri or with_glx != 'disabled'
1098 error('OSMesa bits must be 8 if building glx or dir based drivers')
1100 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1102 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1107 # TODO: symbol mangling
1109 if with_platform_wayland
1110 prog_wl_scanner = find_program('wayland-scanner')
1111 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1112 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1113 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1114 wayland_dmabuf_xml = join_paths(
1115 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1116 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1118 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1120 prog_wl_scanner = []
1121 dep_wl_protocols = []
1122 dep_wayland_client = []
1123 dep_wayland_server = []
1124 wayland_dmabuf_xml = ''
1140 dep_xcb_present = []
1144 if with_platform_x11
1145 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1146 dep_x11 = dependency('x11')
1147 dep_xext = dependency('xext')
1148 dep_xcb = dependency('xcb')
1149 elif with_glx == 'dri'
1150 dep_x11 = dependency('x11')
1151 dep_xext = dependency('xext')
1152 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1153 dep_xfixes = dependency('xfixes')
1154 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1155 dep_xxf86vm = dependency('xxf86vm', required : false)
1157 if (with_any_vk or with_glx == 'dri' or
1158 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_omx or
1160 dep_xcb = dependency('xcb')
1161 dep_x11_xcb = dependency('x11-xcb')
1163 if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
1164 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1167 pre_args += '-DHAVE_DRI3'
1168 dep_xcb_dri3 = dependency('xcb-dri3')
1169 dep_xcb_present = dependency('xcb-present')
1170 dep_xcb_sync = dependency('xcb-sync')
1171 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1174 if with_glx == 'dri'
1175 if with_dri_platform == 'drm'
1176 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1178 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1181 dep_xcb_xfixes = dependency('xcb-xfixes')
1185 if get_option('gallium-extra-hud')
1186 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1189 _sensors = get_option('lmsensors')
1190 if _sensors != 'false'
1191 dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1192 if dep_lmsensors.found()
1193 pre_args += '-DHAVE_LIBSENSORS=1'
1199 # TODO: gallium tests
1201 # TODO: various libdirs
1203 # TODO: gallium driver dirs
1205 # FIXME: this is a workaround for #2326
1206 prog_touch = find_program('touch')
1207 dummy_cpp = custom_target(
1209 output : 'dummy.cpp',
1210 command : [prog_touch, '@OUTPUT@'],
1213 foreach a : pre_args
1214 add_project_arguments(a, language : ['c', 'cpp'])
1217 add_project_arguments(a, language : ['c'])
1219 foreach a : cpp_args
1220 add_project_arguments(a, language : ['cpp'])
1223 inc_include = include_directories('include')
1226 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1228 if dep_libdrm.found()
1229 gl_priv_reqs += 'libdrm >= 2.4.75'
1231 if dep_xxf86vm != [] and dep_xxf86vm.found()
1232 gl_priv_reqs += 'xxf86vm'
1234 if with_dri_platform == 'drm'
1235 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1239 if dep_thread.found()
1240 gl_priv_libs += ['-lpthread', '-pthread']
1243 gl_priv_libs += '-lm'
1245 if dep_dl != [] and dep_dl.found()
1246 gl_priv_libs += '-ldl'
1249 pkg = import('pkgconfig')