1 # Copyright © 2017-2019 Intel Corporation
3 # Permission is hereby granted, free of charge, to any person obtaining a copy
4 # of this software and associated documentation files (the "Software"), to deal
5 # in the Software without restriction, including without limitation the rights
6 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 # copies of the Software, and to permit persons to whom the Software is
8 # furnished to do so, subject to the following conditions:
10 # The above copyright notice and this permission notice shall be included in
11 # all copies or substantial portions of the Software.
13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 version : run_command(
25 [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py']
28 meson_version : '>= 0.45',
29 default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', 'c_std=c99', 'cpp_std=c++11']
32 cc = meson.get_compiler('c')
33 cpp = meson.get_compiler('cpp')
35 null_dep = dependency('', required : false)
37 # Arguments for the preprocessor, put these in a separate array from the C and
38 # C++ (cpp in meson terminology) arguments since they need to be added to the
39 # default arguments for both C and C++.
41 '-D__STDC_CONSTANT_MACROS',
42 '-D__STDC_FORMAT_MACROS',
43 '-D__STDC_LIMIT_MACROS',
44 '-DPACKAGE_VERSION="@0@"'.format(meson.project_version()),
45 '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
48 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
49 with_tests = get_option('build-tests')
50 with_valgrind = get_option('valgrind')
51 with_libunwind = get_option('libunwind')
52 with_asm = get_option('asm')
53 with_glx_read_only_text = get_option('glx-read-only-text')
54 with_glx_direct = get_option('glx-direct')
55 with_osmesa = get_option('osmesa')
56 with_swr_arches = get_option('swr-arches')
57 with_tools = get_option('tools')
58 if with_tools.contains('all')
59 with_tools = ['etnaviv', 'freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
62 dri_drivers_path = get_option('dri-drivers-path')
63 if dri_drivers_path == ''
64 dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
66 dri_search_path = get_option('dri-search-path')
67 if dri_search_path == ''
68 dri_search_path = dri_drivers_path
71 with_gles1 = get_option('gles1')
72 with_gles2 = get_option('gles2')
73 with_opengl = get_option('opengl')
74 with_any_opengl = with_opengl or with_gles1 or with_gles2
75 # Only build shared_glapi if at least one OpenGL API is enabled
76 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
79 # shared-glapi is required if at least two OpenGL APIs are being built
80 if not with_shared_glapi
81 if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
82 or (with_gles2 and with_opengl))
83 error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
87 # We require OpenGL for OpenGL ES
88 if (with_gles1 or with_gles2) and not with_opengl
89 error('building OpenGL ES without OpenGL is not supported.')
92 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
94 _drivers = get_option('dri-drivers')
95 if _drivers.contains('auto')
98 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
99 _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
100 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
103 error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
104 host_machine.cpu_family()))
106 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
107 # only swrast would make sense here, but gallium swrast is a much better default
110 error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
111 host_machine.system()))
115 with_dri_i915 = _drivers.contains('i915')
116 with_dri_i965 = _drivers.contains('i965')
117 with_dri_r100 = _drivers.contains('r100')
118 with_dri_r200 = _drivers.contains('r200')
119 with_dri_nouveau = _drivers.contains('nouveau')
120 with_dri_swrast = _drivers.contains('swrast')
122 with_dri = _drivers.length() != 0 and _drivers != ['']
124 _drivers = get_option('gallium-drivers')
125 if _drivers.contains('auto')
126 if system_has_kms_drm
128 if ['x86', 'x86_64'].contains(host_machine.cpu_family())
130 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
132 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
134 'kmsro', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'nouveau',
135 'tegra', 'virgl', 'swrast'
138 error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
139 host_machine.cpu_family()))
141 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
142 _drivers = ['swrast']
144 error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
145 host_machine.system()))
148 with_gallium_kmsro = _drivers.contains('kmsro')
149 with_gallium_radeonsi = _drivers.contains('radeonsi')
150 with_gallium_r300 = _drivers.contains('r300')
151 with_gallium_r600 = _drivers.contains('r600')
152 with_gallium_nouveau = _drivers.contains('nouveau')
153 with_gallium_freedreno = _drivers.contains('freedreno')
154 with_gallium_softpipe = _drivers.contains('swrast')
155 with_gallium_vc4 = _drivers.contains('vc4')
156 with_gallium_v3d = _drivers.contains('v3d')
157 with_gallium_panfrost = _drivers.contains('panfrost')
158 with_gallium_etnaviv = _drivers.contains('etnaviv')
159 with_gallium_tegra = _drivers.contains('tegra')
160 with_gallium_iris = _drivers.contains('iris')
161 with_gallium_i915 = _drivers.contains('i915')
162 with_gallium_svga = _drivers.contains('svga')
163 with_gallium_virgl = _drivers.contains('virgl')
164 with_gallium_swr = _drivers.contains('swr')
166 if cc.get_id() == 'intel'
167 if meson.version().version_compare('< 0.49.0')
168 error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
169 elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
170 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')
174 with_gallium = _drivers.length() != 0 and _drivers != ['']
176 if with_gallium and system_has_kms_drm
177 _glx = get_option('glx')
178 _egl = get_option('egl')
179 if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
184 _vulkan_drivers = get_option('vulkan-drivers')
185 if _vulkan_drivers.contains('auto')
186 if system_has_kms_drm
187 if host_machine.cpu_family().startswith('x86')
188 _vulkan_drivers = ['amd', 'intel']
189 elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
192 error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
193 host_machine.cpu_family()))
195 elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
196 # No vulkan driver supports windows or macOS currently
199 error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
200 host_machine.system()))
204 with_intel_vk = _vulkan_drivers.contains('intel')
205 with_amd_vk = _vulkan_drivers.contains('amd')
206 with_freedreno_vk = _vulkan_drivers.contains('freedreno')
207 with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
209 if with_freedreno_vk and get_option('I-love-half-baked-turnips') != true
210 error('Cannot enable freedreno vulkan driver')
213 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
214 error('Only one swrast provider can be built')
216 if with_dri_i915 and with_gallium_i915
217 error('Only one i915 provider can be built')
219 if with_gallium_kmsro and not (with_gallium_vc4 or with_gallium_etnaviv or with_gallium_freedreno or with_gallium_panfrost)
220 error('kmsro driver requires one or more renderonly drivers (vc4, etnaviv, freedreno, panfrost)')
222 if with_gallium_tegra and not with_gallium_nouveau
223 error('tegra driver requires nouveau driver')
226 if host_machine.system() == 'darwin'
227 with_dri_platform = 'apple'
228 elif ['windows', 'cygwin'].contains(host_machine.system())
229 with_dri_platform = 'windows'
230 elif system_has_kms_drm
231 with_dri_platform = 'drm'
233 # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
234 # assert here that one of those cases has been met.
235 # FIXME: illumos ends up here as well
236 with_dri_platform = 'none'
239 _platforms = get_option('platforms')
240 if _platforms.contains('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']
245 elif ['haiku'].contains(host_machine.system())
246 _platforms = ['haiku']
248 error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
249 host_machine.system()))
253 with_platform_android = _platforms.contains('android')
254 with_platform_x11 = _platforms.contains('x11')
255 with_platform_wayland = _platforms.contains('wayland')
256 with_platform_drm = _platforms.contains('drm')
257 with_platform_haiku = _platforms.contains('haiku')
258 with_platform_surfaceless = _platforms.contains('surfaceless')
260 with_platforms = false
261 if _platforms.length() != 0 and _platforms != ['']
262 with_platforms = true
263 egl_native_platform = _platforms[0]
266 _xlib_lease = get_option('xlib-lease')
267 if _xlib_lease == 'auto'
268 with_xlib_lease = with_platform_x11 and with_platform_drm
270 with_xlib_lease = _xlib_lease == 'true'
273 with_glx = get_option('glx')
274 if with_glx == 'auto'
277 elif with_platform_haiku
278 with_glx = 'disabled'
280 # Even when building just gallium drivers the user probably wants dri
282 elif with_platform_x11 and with_any_opengl and not with_any_vk
283 # The automatic behavior should not be to turn on xlib based glx when
284 # building only vulkan drivers
287 with_glx = 'disabled'
296 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
300 with_any_opengl = false
301 with_shared_glapi = false
304 _gbm = get_option('gbm')
306 with_gbm = system_has_kms_drm and with_dri
308 with_gbm = _gbm == 'true'
310 if with_gbm and not system_has_kms_drm
311 error('GBM only supports DRM/KMS platforms')
314 _egl = get_option('egl')
317 not ['darwin', 'windows'].contains(host_machine.system()) and
318 with_dri and with_shared_glapi and with_platforms
322 error('EGL requires dri')
323 elif not with_shared_glapi
324 error('EGL requires shared-glapi')
325 elif not with_platforms
326 error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
327 elif not ['disabled', 'dri'].contains(with_glx)
328 error('EGL requires dri, but a GLX is being built without dri')
329 elif ['darwin', 'windows'].contains(host_machine.system())
330 error('EGL is not available on Windows or MacOS')
337 if with_egl and not (with_platform_drm or with_platform_surfaceless)
338 if with_gallium_radeonsi
339 error('RadeonSI requires drm or surfaceless platform when using EGL')
341 if with_gallium_virgl
342 error('Virgl requires drm or surfaceless platform when using EGL')
346 pre_args += '-DGLX_USE_TLS'
347 if with_glx != 'disabled'
348 if not (with_platform_x11 and with_any_opengl)
349 error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
350 elif with_glx == 'gallium-xlib'
352 error('Gallium-xlib based GLX requires at least one gallium driver')
353 elif not with_gallium_softpipe
354 error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
356 error('gallium-xlib conflicts with any dri driver')
358 elif with_glx == 'xlib'
360 error('xlib conflicts with any dri driver')
362 elif with_glx == 'dri'
364 error('dri based GLX requires at least one DRI driver')
365 elif not with_shared_glapi
366 error('dri based GLX requires shared-glapi')
371 with_glvnd = get_option('glvnd')
373 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
374 error('Cannot build glvnd support for GLX that is not DRI based.')
375 elif with_glx == 'disabled' and not with_egl
376 error('glvnd requires DRI based GLX and/or EGL')
378 if get_option('egl-lib-suffix') != ''
379 error('''EGL lib suffix can't be used with libglvnd''')
383 if with_vulkan_icd_dir == ''
384 with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
387 with_dri2 = (with_dri or with_any_vk) and (with_dri_platform == 'drm' or
388 host_machine.system() == 'gnu')
389 _dri3 = get_option('dri3')
391 with_dri3 = system_has_kms_drm and with_dri2
393 with_dri3 = _dri3 == 'true'
396 if with_any_vk and (with_platform_x11 and not with_dri3)
397 error('Vulkan drivers require dri3 for X11 support')
400 if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
401 error('building dri drivers require at least one windowing system or classic osmesa')
405 prog_pkgconfig = find_program('pkg-config')
407 _vdpau = get_option('gallium-vdpau')
408 if not system_has_kms_drm
410 error('VDPAU state tracker can only be build on unix-like OSes.')
414 elif not with_platform_x11
416 error('VDPAU state tracker requires X11 support.')
420 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
421 with_gallium_nouveau)
423 error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
429 with_gallium_vdpau = false
431 dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
433 dep_vdpau = declare_dependency(
434 compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
436 with_gallium_vdpau = true
440 if with_gallium_vdpau
441 pre_args += '-DHAVE_ST_VDPAU'
443 vdpau_drivers_path = get_option('vdpau-libs-path')
444 if vdpau_drivers_path == ''
445 vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
448 _xvmc = get_option('gallium-xvmc')
449 if not system_has_kms_drm
451 error('XVMC state tracker can only be build on unix-like OSes.')
455 elif not with_platform_x11
457 error('XVMC state tracker requires X11 support.')
461 elif not (with_gallium_r600 or with_gallium_nouveau)
463 error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
469 with_gallium_xvmc = false
471 dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
472 with_gallium_xvmc = dep_xvmc.found()
475 xvmc_drivers_path = get_option('xvmc-libs-path')
476 if xvmc_drivers_path == ''
477 xvmc_drivers_path = get_option('libdir')
480 _omx = get_option('gallium-omx')
481 if not system_has_kms_drm
482 if ['auto', 'disabled'].contains(_omx)
485 error('OMX state tracker can only be built on unix-like OSes.')
487 elif not (with_platform_x11 or with_platform_drm)
488 if ['auto', 'disabled'].contains(_omx)
491 error('OMX state tracker requires X11 or drm platform support.')
493 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
494 if ['auto', 'disabled'].contains(_omx)
497 error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
500 with_gallium_omx = _omx
503 if ['auto', 'bellagio'].contains(_omx)
504 dep_omx = dependency(
505 'libomxil-bellagio', required : _omx == 'bellagio'
508 with_gallium_omx = 'bellagio'
511 if ['auto', 'tizonia'].contains(_omx)
512 if with_dri and with_egl
513 dep_omx = dependency(
514 'libtizonia', version : '>= 0.10.0',
515 required : _omx == 'tizonia',
518 dependency('libtizplatform', required : _omx == 'tizonia'),
519 dependency('tizilheaders', required : _omx == 'tizonia'),
521 if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
522 with_gallium_omx = 'tizonia'
524 elif _omx == 'tizonia'
525 error('OMX-Tizonia state tracker requires dri and egl')
529 with_gallium_omx = 'disabled'
531 with_gallium_omx = _omx
535 '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
536 '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
540 omx_drivers_path = get_option('omx-libs-path')
542 if with_gallium_omx != 'disabled'
543 # Figure out where to put the omx driver.
544 # FIXME: this could all be vastly simplified by adding a 'defined_variable'
545 # argument to meson's get_pkgconfig_variable method.
546 if omx_drivers_path == ''
547 _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
548 _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
549 if _omx_libdir == get_option('libdir')
550 omx_drivers_path = _omx_drivers_dir
553 # This will fail on windows. Does OMX run on windows?
554 _omx_libdir = _omx_libdir.split('/')
555 _omx_drivers_dir = _omx_drivers_dir.split('/')
556 foreach o : _omx_drivers_dir
557 if not _omx_libdir.contains(o)
561 omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
566 _va = get_option('gallium-va')
567 if not system_has_kms_drm
569 error('VA state tracker can only be built on unix-like OSes.')
573 elif not (with_platform_x11 or with_platform_drm)
575 error('VA state tracker requires X11 or drm or wayland platform support.')
579 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
581 error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
586 with_gallium_va = false
589 dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
591 dep_va_headers = declare_dependency(
592 compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
594 with_gallium_va = true
598 va_drivers_path = get_option('va-libs-path')
599 if va_drivers_path == ''
600 va_drivers_path = join_paths(get_option('libdir'), 'dri')
603 _xa = get_option('gallium-xa')
604 if not system_has_kms_drm
606 error('XA state tracker can only be built on unix-like OSes.')
610 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
611 or with_gallium_svga)
613 error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
618 with_gallium_xa = _xa != 'false'
620 d3d_drivers_path = get_option('d3d-drivers-path')
621 if d3d_drivers_path == ''
622 d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
625 with_gallium_st_nine = get_option('gallium-nine')
626 if with_gallium_st_nine
627 if not with_gallium_softpipe
628 error('The nine state tracker requires gallium softpipe/llvmpipe.')
629 elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
630 or with_gallium_r300 or with_gallium_svga or with_gallium_i915
631 or with_gallium_iris)
632 error('The nine state tracker requires at least one non-swrast gallium driver.')
635 error('Using nine with wine requires dri3')
639 if get_option('power8') != 'false'
640 # on old versions of meson the cpu family would return as ppc64le on little
641 # endian power8, this was changed in 0.48 such that the family would always
642 # be ppc64 regardless of endianness, and the the machine.endian() value
643 # should be checked. Since we support versions < 0.48 we need to use
645 if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
646 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
647 error('Altivec is not supported with gcc version < 4.8.')
652 vector unsigned char r;
653 vector unsigned int v = vec_splat_u32 (1);
654 r = __builtin_vec_vgbbd ((vector unsigned char) v);
657 args : '-mpower8-vector',
658 name : 'POWER8 intrinsics')
659 pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
660 elif get_option('power8') == 'true'
661 error('POWER8 intrinsic support required but not found.')
666 _opencl = get_option('gallium-opencl')
668 if _opencl != 'disabled'
670 error('OpenCL Clover implementation requires at least one gallium driver.')
673 dep_clc = dependency('libclc')
674 with_gallium_opencl = true
675 with_opencl_icd = _opencl == 'icd'
677 if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
678 #if !defined(__VEC__) || !defined(__ALTIVEC__)
679 #error "AltiVec not enabled"
682 clover_cpp_std += ['cpp_std=gnu++11']
686 with_gallium_opencl = false
687 with_opencl_icd = false
690 gl_pkgconfig_c_flags = []
692 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
693 pre_args += '-DHAVE_X11_PLATFORM'
695 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
696 pre_args += '-DUSE_XSHM'
698 pre_args += '-DGLX_INDIRECT_RENDERING'
700 pre_args += '-DGLX_DIRECT_RENDERING'
702 if with_dri_platform == 'drm'
703 pre_args += '-DGLX_USE_DRM'
704 elif with_dri_platform == 'apple'
705 pre_args += '-DGLX_USE_APPLEGL'
706 elif with_dri_platform == 'windows'
707 pre_args += '-DGLX_USE_WINDOWSGL'
711 pre_args += '-DMESA_EGL_NO_X11_HEADERS'
712 gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
715 if with_egl and not with_gbm
716 error('EGL drm platform requires gbm')
718 pre_args += '-DHAVE_DRM_PLATFORM'
720 if with_platform_surfaceless
721 pre_args += '-DHAVE_SURFACELESS_PLATFORM'
723 if with_platform_android
725 dependency('cutils'),
726 dependency('hardware'),
729 pre_args += '-DHAVE_ANDROID_PLATFORM'
731 if with_platform_haiku
732 pre_args += '-DHAVE_HAIKU_PLATFORM'
735 prog_python = import('python3').find_python()
736 has_mako = run_command(
739 from distutils.version import StrictVersion
741 assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
743 if has_mako.returncode() != 0
744 error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
747 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
748 error('When using GCC, version 4.4.6 or later is required.')
751 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
752 if get_option('buildtype') == 'debug'
753 pre_args += '-DDEBUG'
756 if get_option('shader-cache')
757 pre_args += '-DENABLE_SHADER_CACHE'
759 error('Radv requires shader cache support')
762 # Check for GCC style builtins
763 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
764 'ffsll', 'popcount', 'popcountll', 'unreachable']
765 if cc.has_function(b)
766 pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
770 # check for GCC __attribute__
771 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
772 'warn_unused_result', 'weak',]
773 if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
774 name : '__attribute__((@0@))'.format(a))
775 pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
778 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
779 name : '__attribute__((format(...)))')
780 pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
782 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
783 name : '__attribute__((packed))')
784 pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
786 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
787 name : '__attribute__((returns_nonnull))')
788 pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
790 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
791 int foo_hid(void) __attribute__((visibility("hidden")));
792 int foo_int(void) __attribute__((visibility("internal")));
793 int foo_pro(void) __attribute__((visibility("protected")));''',
794 name : '__attribute__((visibility(...)))')
795 pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
797 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
798 name : '__attribute__((alias(...)))')
799 pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
801 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
802 name : '__attribute__((__noreturn__))')
803 pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
806 # TODO: this is very incomplete
807 if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
808 pre_args += '-D_GNU_SOURCE'
811 # Check for generic C arguments
813 foreach a : ['-Werror=implicit-function-declaration',
814 '-Werror=missing-prototypes', '-Werror=return-type',
815 '-Werror=incompatible-pointer-types',
817 '-fno-trapping-math', '-Qunused-arguments']
818 if cc.has_argument(a)
823 foreach a : ['missing-field-initializers', 'format-truncation']
824 if cc.has_argument('-W' + a)
825 c_args += '-Wno-' + a
830 if cc.has_argument('-fvisibility=hidden')
831 c_vis_args += '-fvisibility=hidden'
834 # Check for generic C++ arguments
836 foreach a : ['-Werror=return-type',
837 '-fno-math-errno', '-fno-trapping-math',
838 '-Qunused-arguments']
839 if cpp.has_argument(a)
844 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
845 # option is not supported. Hence, check for -Wfoo instead.
847 foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
848 if cpp.has_argument('-W' + a)
849 cpp_args += '-Wno-' + a
853 no_override_init_args = []
854 foreach a : ['override-init', 'initializer-overrides']
855 if cc.has_argument('-W' + a)
856 no_override_init_args += '-Wno-' + a
861 if cpp.has_argument('-fvisibility=hidden')
862 cpp_vis_args += '-fvisibility=hidden'
865 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
866 # in parts of the mesa code base that need to compile with old versions of
867 # MSVC, mainly common code
868 c_msvc_compat_args = []
869 cpp_msvc_compat_args = []
870 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
871 if cc.has_argument(a)
872 c_msvc_compat_args += a
874 if cpp.has_argument(a)
875 cpp_msvc_compat_args += a
879 if host_machine.cpu_family().startswith('x86')
880 pre_args += '-DUSE_SSE41'
882 sse41_args = ['-msse4.1']
884 # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
885 # that's not guaranteed
886 if host_machine.cpu_family() == 'x86'
887 sse41_args += '-mstackrealign'
894 # Check for GCC style atomics
895 dep_atomic = null_dep
897 if cc.compiles('''#include <stdint.h>
902 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
903 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
906 name : 'GCC atomic builtins')
907 pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
909 # Not all atomic calls can be turned into lock-free instructions, in which
910 # GCC will make calls into the libatomic library. Check whether we need to
911 # link with -latomic.
913 # This can happen for 64-bit atomic operations on 32-bit architectures such
915 if not cc.links('''#include <stdint.h>
920 return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
921 (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
923 name : 'GCC atomic builtins required -latomic')
924 dep_atomic = cc.find_library('atomic')
927 if not cc.links('''#include <stdint.h>
930 return __sync_add_and_fetch(&v, (uint64_t)1);
932 dependencies : dep_atomic,
933 name : 'GCC 64bit atomics')
934 pre_args += '-DMISSING_64BIT_ATOMICS'
937 # TODO: shared/static? Is this even worth doing?
939 # When cross compiling we generally need to turn off the use of assembly,
940 # because mesa's assembly relies on building an executable for the host system,
941 # and running it to get information about struct sizes. There is at least one
942 # case of cross compiling where we can use asm, and that's x86_64 -> x86 when
943 # host OS == build OS, since in that case the build machine can run the host's
945 if with_asm and meson.is_cross_build()
946 if build_machine.system() != host_machine.system()
947 # TODO: It may be possible to do this with an exe_wrapper (like wine).
948 message('Cross compiling from one OS to another, disabling assembly.')
950 elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
951 # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
952 # x86 -> x86 cross compile. We use startswith rather than == to handle this
954 # TODO: There may be other cases where the 64 bit version of the
955 # architecture can run 32 bit binaries (aarch64 and armv7 for example)
957 Cross compiling to different architectures, and the host cannot run
958 the build machine's binaries. Disabling assembly.
966 if host_machine.cpu_family() == 'x86'
967 if system_has_kms_drm or host_machine.system() == 'gnu'
968 with_asm_arch = 'x86'
969 pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
972 if with_glx_read_only_text
973 pre_args += ['-DGLX_X86_READONLY_TEXT']
976 elif host_machine.cpu_family() == 'x86_64'
977 if system_has_kms_drm
978 with_asm_arch = 'x86_64'
979 pre_args += ['-DUSE_X86_64_ASM']
981 elif host_machine.cpu_family() == 'arm'
982 if system_has_kms_drm
983 with_asm_arch = 'arm'
984 pre_args += ['-DUSE_ARM_ASM']
986 elif host_machine.cpu_family() == 'aarch64'
987 if system_has_kms_drm
988 with_asm_arch = 'aarch64'
989 pre_args += ['-DUSE_AARCH64_ASM']
991 elif host_machine.cpu_family() == 'sparc64'
992 if system_has_kms_drm
993 with_asm_arch = 'sparc'
994 pre_args += ['-DUSE_SPARC_ASM']
996 elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
997 if system_has_kms_drm
998 with_asm_arch = 'ppc64le'
999 pre_args += ['-DUSE_PPC64LE_ASM']
1004 # Check for standard headers and functions
1005 if cc.has_header_symbol('sys/sysmacros.h', 'major')
1006 pre_args += '-DMAJOR_IN_SYSMACROS'
1007 elif cc.has_header_symbol('sys/mkdev.h', 'major')
1008 pre_args += '-DMAJOR_IN_MKDEV'
1011 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
1012 if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1013 pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
1017 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1018 if cc.has_function(f)
1019 pre_args += '-DHAVE_@0@'.format(f.to_upper())
1023 # strtod locale support
1028 #ifdef HAVE_XLOCALE_H
1029 #include <xlocale.h>
1032 locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
1033 const char *s = "1.0";
1035 double d = strtod_l(s, end, loc);
1036 float f = strtof_l(s, end, loc);
1041 name : 'strtod has locale support')
1042 pre_args += '-DHAVE_STRTOD_L'
1045 # Check for some linker flags
1046 ld_args_bsymbolic = []
1047 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1048 ld_args_bsymbolic += '-Wl,-Bsymbolic'
1050 ld_args_gc_sections = []
1051 if cc.links('static char unused() { return 5; } int main() { return 0; }',
1052 args : '-Wl,--gc-sections', name : 'gc-sections')
1053 ld_args_gc_sections += '-Wl,--gc-sections'
1055 with_ld_version_script = false
1056 if cc.links('int main() { return 0; }',
1057 args : '-Wl,--version-script=@0@'.format(
1058 join_paths(meson.source_root(), 'build-support/conftest.map')),
1059 name : 'version-script')
1060 with_ld_version_script = true
1062 with_ld_dynamic_list = false
1063 if cc.links('int main() { return 0; }',
1064 args : '-Wl,--dynamic-list=@0@'.format(
1065 join_paths(meson.source_root(), 'build-support/conftest.dyn')),
1066 name : 'dynamic-list')
1067 with_ld_dynamic_list = true
1069 ld_args_build_id = []
1070 if build_machine.system() != 'darwin'
1071 ld_args_build_id += '-Wl,--build-id=sha1'
1074 # check for dl support
1075 if cc.has_function('dlopen')
1078 dep_dl = cc.find_library('dl')
1080 if cc.has_function('dladdr', dependencies : dep_dl)
1081 # This is really only required for megadrivers
1082 pre_args += '-DHAVE_DLADDR'
1085 if cc.has_function('dl_iterate_phdr')
1086 pre_args += '-DHAVE_DL_ITERATE_PHDR'
1088 error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
1089 elif with_dri_i965 and get_option('shader-cache')
1090 error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1093 # Determine whether or not the rt library is needed for time functions
1094 if cc.has_function('clock_gettime')
1095 dep_clock = null_dep
1097 dep_clock = cc.find_library('rt')
1100 # TODO: some of these may be conditional
1101 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1102 pre_args += '-DHAVE_ZLIB'
1103 dep_thread = dependency('threads')
1104 if dep_thread.found() and host_machine.system() != 'windows'
1105 pre_args += '-DHAVE_PTHREAD'
1107 'pthread_setaffinity_np',
1108 dependencies : dep_thread,
1109 prefix : '#include <pthread.h>',
1110 args : '-D_GNU_SOURCE')
1111 pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
1114 dep_expat = dependency('expat')
1115 # this only exists on linux so either this is linux and it will be found, or
1116 # its not linux and and wont
1117 dep_m = cc.find_library('m', required : false)
1119 # Check for libdrm. various drivers have different libdrm version requirements,
1120 # but we always want to use the same version for all libdrm modules. That means
1121 # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
1122 # bar are both on use 2.4.3 for both of them
1123 dep_libdrm_amdgpu = null_dep
1124 dep_libdrm_radeon = null_dep
1125 dep_libdrm_nouveau = null_dep
1126 dep_libdrm_etnaviv = null_dep
1127 dep_libdrm_intel = null_dep
1129 _drm_amdgpu_ver = '2.4.97'
1130 _drm_radeon_ver = '2.4.71'
1131 _drm_nouveau_ver = '2.4.66'
1132 _drm_etnaviv_ver = '2.4.89'
1133 _drm_intel_ver = '2.4.75'
1137 ['intel', with_dri_i915 or with_gallium_i915],
1138 ['amdgpu', with_amd_vk or with_gallium_radeonsi],
1139 ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1140 with_gallium_r300 or with_gallium_r600)],
1141 ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
1142 ['etnaviv', with_gallium_etnaviv],
1145 # VC4 only needs core libdrm support of this version, not a libdrm_vc4
1151 # Loop over the enables versions and get the highest libdrm requirement for all
1154 foreach d : _libdrm_checks
1155 ver = get_variable('_drm_@0@_ver'.format(d[0]))
1156 if d[1] and ver.version_compare('>' + _drm_ver)
1162 message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
1165 # Then get each libdrm module
1166 foreach d : _libdrm_checks
1169 'dep_libdrm_' + d[0],
1170 dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1175 with_gallium_drisw_kms = false
1176 dep_libdrm = dependency(
1177 'libdrm', version : '>=' + _drm_ver,
1178 required : with_dri2 or with_dri3
1180 if dep_libdrm.found()
1181 pre_args += '-DHAVE_LIBDRM'
1182 if with_dri_platform == 'drm' and with_dri
1183 with_gallium_drisw_kms = true
1187 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1188 llvm_optional_modules = []
1189 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1190 llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
1191 if with_gallium_r600
1192 llvm_modules += 'asmparser'
1195 if with_gallium_opencl
1197 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1198 'lto', 'option', 'objcarcopts', 'profiledata',
1200 llvm_optional_modules += ['coroutines']
1203 if with_amd_vk or with_gallium_radeonsi
1204 _llvm_version = '>= 7.0.0'
1205 elif with_gallium_swr
1206 _llvm_version = '>= 6.0.0'
1207 elif with_gallium_opencl or with_gallium_r600
1208 _llvm_version = '>= 3.9.0'
1210 _llvm_version = '>= 3.3.0'
1213 _shared_llvm = get_option('shared-llvm')
1215 _llvm = get_option('llvm')
1219 dep_llvm = dependency(
1221 version : _llvm_version,
1222 modules : llvm_modules,
1223 optional_modules : llvm_optional_modules,
1225 with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
1226 with_gallium_opencl or _llvm == 'true'
1228 static : not _shared_llvm,
1230 with_llvm = dep_llvm.found()
1233 _llvm_version = dep_llvm.version().split('.')
1235 # 3 digits versions in LLVM only started from 3.4.1 on
1236 if dep_llvm.version().version_compare('>= 3.4.1')
1237 _llvm_patch = _llvm_version[2]
1243 '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1244 '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1247 # LLVM can be built without rtti, turning off rtti changes the ABI of C++
1248 # programs, so we need to build all C++ code in mesa without rtti as well to
1249 # ensure that linking works.
1250 if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1251 if with_gallium_nouveau
1252 error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
1254 cpp_args += '-fno-rtti'
1256 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1257 error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1260 if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
1261 (with_gallium_r600 and with_llvm))
1262 dep_elf = dependency('libelf', required : false)
1263 if not dep_elf.found()
1264 dep_elf = cc.find_library('elf')
1270 dep_glvnd = null_dep
1272 dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1273 pre_args += '-DUSE_LIBGLVND=1'
1276 if with_valgrind != 'false'
1277 dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1278 if dep_valgrind.found()
1279 pre_args += '-DHAVE_VALGRIND'
1282 dep_valgrind = null_dep
1285 # pthread stubs. Lets not and say we didn't
1287 prog_bison = find_program('bison', required : with_any_opengl)
1288 prog_flex = find_program('flex', required : with_any_opengl)
1290 dep_selinux = null_dep
1291 if get_option('selinux')
1292 dep_selinux = dependency('libselinux')
1293 pre_args += '-DMESA_SELINUX'
1296 if with_libunwind != 'false'
1297 dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1298 if dep_unwind.found()
1299 pre_args += '-DHAVE_LIBUNWIND'
1302 dep_unwind = null_dep
1305 if with_osmesa != 'none'
1306 if with_osmesa == 'classic' and not with_dri_swrast
1307 error('OSMesa classic requires dri (classic) swrast.')
1309 if with_osmesa == 'gallium' and not with_gallium_softpipe
1310 error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1312 osmesa_lib_name = 'OSMesa'
1313 osmesa_bits = get_option('osmesa-bits')
1314 if osmesa_bits != '8'
1315 if with_dri or with_glx != 'disabled'
1316 error('OSMesa bits must be 8 if building glx or dir based drivers')
1318 osmesa_lib_name = osmesa_lib_name + osmesa_bits
1320 '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1325 # TODO: symbol mangling
1327 if with_platform_wayland
1328 dep_wl_scanner = dependency('wayland-scanner', native: true)
1329 prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1330 if dep_wl_scanner.version().version_compare('>= 1.15')
1331 wl_scanner_arg = 'private-code'
1333 wl_scanner_arg = 'code'
1335 dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1336 dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1337 dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1339 dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
1340 dep_wayland_egl_headers = declare_dependency(
1341 compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1343 wayland_dmabuf_xml = join_paths(
1344 dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1345 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1347 pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1352 dep_xdamage = null_dep
1353 dep_xfixes = null_dep
1354 dep_x11_xcb = null_dep
1356 dep_xcb_glx = null_dep
1357 dep_xcb_dri2 = null_dep
1358 dep_xcb_dri3 = null_dep
1359 dep_dri2proto = null_dep
1360 dep_glproto = null_dep
1361 dep_xxf86vm = null_dep
1362 dep_xcb_dri3 = null_dep
1363 dep_xcb_present = null_dep
1364 dep_xcb_sync = null_dep
1365 dep_xcb_xfixes = null_dep
1366 dep_xshmfence = null_dep
1367 dep_xcb_xrandr = null_dep
1368 dep_xlib_xrandr = null_dep
1369 if with_platform_x11
1370 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1371 dep_x11 = dependency('x11')
1372 dep_xext = dependency('xext')
1373 dep_xcb = dependency('xcb')
1374 elif with_glx == 'dri'
1375 dep_x11 = dependency('x11')
1376 dep_xext = dependency('xext')
1377 dep_xdamage = dependency('xdamage', version : '>= 1.1')
1378 dep_xfixes = dependency('xfixes')
1379 dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1381 if (with_any_vk or with_glx == 'dri' or with_egl or
1382 (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1383 with_gallium_omx != 'disabled'))
1384 dep_xcb = dependency('xcb')
1385 dep_x11_xcb = dependency('x11-xcb')
1387 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1388 dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1391 pre_args += '-DHAVE_DRI3'
1392 dep_xcb_dri3 = dependency('xcb-dri3')
1393 dep_xcb_present = dependency('xcb-present')
1394 # until xcb-dri3 has been around long enough to make a hard-dependency:
1395 if (dep_xcb_dri3.version().version_compare('>= 1.13') and
1396 dep_xcb_present.version().version_compare('>= 1.13'))
1397 pre_args += '-DHAVE_DRI3_MODIFIERS'
1399 dep_xcb_sync = dependency('xcb-sync')
1400 dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1403 if with_glx == 'dri'
1404 if with_dri_platform == 'drm'
1405 dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1406 dep_xxf86vm = dependency('xxf86vm')
1408 dep_glproto = dependency('glproto', version : '>= 1.4.14')
1411 with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
1412 with_gallium_omx != 'disabled'))
1413 dep_xcb_xfixes = dependency('xcb-xfixes')
1416 dep_xcb_xrandr = dependency('xcb-randr')
1417 dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1421 if get_option('gallium-extra-hud')
1422 pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1425 _sensors = get_option('lmsensors')
1426 if _sensors != 'false'
1427 dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1428 if dep_lmsensors.found()
1429 pre_args += '-DHAVE_LIBSENSORS=1'
1432 dep_lmsensors = null_dep
1435 foreach a : pre_args
1436 add_project_arguments(a, language : ['c', 'cpp'])
1439 add_project_arguments(a, language : ['c'])
1441 foreach a : cpp_args
1442 add_project_arguments(a, language : ['cpp'])
1447 if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1448 gl_priv_reqs += ['x11', 'xext', 'xcb']
1449 elif with_glx == 'dri'
1451 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1453 if with_dri_platform == 'drm'
1454 gl_priv_reqs += 'xcb-dri2 >= 1.8'
1455 gl_priv_reqs += 'xxf86vm'
1458 if dep_libdrm.found()
1459 gl_priv_reqs += 'libdrm >= 2.4.75'
1463 if dep_thread.found()
1464 gl_priv_libs += ['-lpthread', '-pthread']
1467 gl_priv_libs += '-lm'
1470 gl_priv_libs += '-ldl'
1473 pkg = import('pkgconfig')
1475 env_test = environment()
1476 env_test.set('NM', find_program('nm').path())
1478 # This quirk needs to be applied to sources with functions defined in assembly
1479 # as GCC LTO drops them. See: https://bugs.freedesktop.org/show_bug.cgi?id=109391
1480 gcc_lto_quirk = (cc.get_id() == 'gcc') ? ['-fno-lto'] : []