meson.build 44.6 KB
Newer Older
1
# Copyright © 2017-2018 Intel Corporation
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

21 22 23
project(
  'mesa',
  ['c', 'cpp'],
24 25 26
  version : run_command(
    [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py']
  ).stdout(),
27
  license : 'MIT',
28
  meson_version : '>= 0.44.1',
29
  default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11']
30
)
31

32 33 34
cc = meson.get_compiler('c')
cpp = meson.get_compiler('cpp')

35 36
null_dep = dependency('', required : false)

37 38
system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())

Dylan Baker's avatar
Dylan Baker committed
39 40 41 42 43 44 45 46 47 48 49 50
# Arguments for the preprocessor, put these in a separate array from the C and
# C++ (cpp in meson terminology) arguments since they need to be added to the
# default arguments for both C and C++.
pre_args = [
  '-D__STDC_CONSTANT_MACROS',
  '-D__STDC_FORMAT_MACROS',
  '-D__STDC_LIMIT_MACROS',
  '-DVERSION="@0@"'.format(meson.project_version()),
  '-DPACKAGE_VERSION=VERSION',
  '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
]

51
with_vulkan_icd_dir = get_option('vulkan-icd-dir')
52 53
with_tests = get_option('build-tests')
with_valgrind = get_option('valgrind')
54
with_libunwind = get_option('libunwind')
Dylan Baker's avatar
Dylan Baker committed
55
with_asm = get_option('asm')
56
with_glx_read_only_text = get_option('glx-read-only-text')
Dylan Baker's avatar
Dylan Baker committed
57
with_osmesa = get_option('osmesa')
Dylan Baker's avatar
Dylan Baker committed
58 59
with_swr_arches = get_option('swr-arches')
with_tools = get_option('tools')
60
if with_tools.contains('all')
61
  with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
62
endif
Dylan Baker's avatar
Dylan Baker committed
63

64 65 66 67
dri_drivers_path = get_option('dri-drivers-path')
if dri_drivers_path == ''
  dri_drivers_path = join_paths(get_option('libdir'), 'dri')
endif
68 69 70 71
dri_search_path = get_option('dri-search-path')
if dri_search_path == ''
  dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
endif
72

Dylan Baker's avatar
Dylan Baker committed
73 74 75 76
with_gles1 = get_option('gles1')
with_gles2 = get_option('gles2')
with_opengl = get_option('opengl')
with_any_opengl = with_opengl or with_gles1 or with_gles2
Dylan Baker's avatar
Dylan Baker committed
77 78
# Only build shared_glapi if at least one OpenGL API is enabled
with_shared_glapi = get_option('shared-glapi') and with_any_opengl
Dylan Baker's avatar
Dylan Baker committed
79 80 81 82 83 84 85 86 87 88 89 90 91 92 93


# shared-glapi is required if at least two OpenGL APIs are being built
if not with_shared_glapi
  if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
      or (with_gles2 and with_opengl))
    error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  endif
endif

# We require OpenGL for OpenGL ES
if (with_gles1 or with_gles2) and not with_opengl
  error('building OpenGL ES without OpenGL is not supported.')
endif

94 95
system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())

Dylan Baker's avatar
Dylan Baker committed
96
_drivers = get_option('dri-drivers')
Dylan Baker's avatar
Dylan Baker committed
97
if _drivers.contains('auto')
98
  if system_has_kms_drm
99
    # TODO: PPC, Sparc
100
    if ['x86', 'x86_64'].contains(host_machine.cpu_family())
Dylan Baker's avatar
Dylan Baker committed
101
      _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
102
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
103
      _drivers = []
104 105 106
    else
      error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
    endif
107
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
108
    # only swrast would make sense here, but gallium swrast is a much better default
109
    _drivers = []
110 111 112 113
  else
    error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
114 115 116 117 118 119 120 121 122

with_dri_i915 = _drivers.contains('i915')
with_dri_i965 = _drivers.contains('i965')
with_dri_r100 = _drivers.contains('r100')
with_dri_r200 = _drivers.contains('r200')
with_dri_nouveau = _drivers.contains('nouveau')
with_dri_swrast = _drivers.contains('swrast')

with_dri = _drivers.length() != 0 and _drivers != ['']
Dylan Baker's avatar
Dylan Baker committed
123

Dylan Baker's avatar
Dylan Baker committed
124
_drivers = get_option('gallium-drivers')
Dylan Baker's avatar
Dylan Baker committed
125
if _drivers.contains('auto')
126
  if system_has_kms_drm
127 128
    # TODO: PPC, Sparc
    if ['x86', 'x86_64'].contains(host_machine.cpu_family())
Dylan Baker's avatar
Dylan Baker committed
129 130 131
      _drivers = [
        'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
      ]
132
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
Dylan Baker's avatar
Dylan Baker committed
133
      _drivers = [
134
        'pl111', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'imx', 'nouveau',
Dylan Baker's avatar
Dylan Baker committed
135 136
        'tegra', 'virgl', 'swrast',
      ]
137 138 139
    else
      error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
    endif
140
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
Dylan Baker's avatar
Dylan Baker committed
141
    _drivers = ['swrast']
142 143 144 145
  else
    error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169
with_gallium_pl111 = _drivers.contains('pl111')
with_gallium_radeonsi = _drivers.contains('radeonsi')
with_gallium_r300 = _drivers.contains('r300')
with_gallium_r600 = _drivers.contains('r600')
with_gallium_nouveau = _drivers.contains('nouveau')
with_gallium_freedreno = _drivers.contains('freedreno')
with_gallium_softpipe = _drivers.contains('swrast')
with_gallium_vc4 = _drivers.contains('vc4')
with_gallium_v3d = _drivers.contains('v3d')
with_gallium_etnaviv = _drivers.contains('etnaviv')
with_gallium_imx = _drivers.contains('imx')
with_gallium_tegra = _drivers.contains('tegra')
with_gallium_i915 = _drivers.contains('i915')
with_gallium_svga = _drivers.contains('svga')
with_gallium_virgl = _drivers.contains('virgl')
with_gallium_swr = _drivers.contains('swr')

with_gallium = _drivers.length() != 0 and _drivers != ['']

if with_gallium and system_has_kms_drm
  _glx = get_option('glx')
  _egl = get_option('egl')
  if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
    with_dri = true
170
  endif
Ville Syrjälä's avatar
Ville Syrjälä committed
171 172
endif

173
_vulkan_drivers = get_option('vulkan-drivers')
Dylan Baker's avatar
Dylan Baker committed
174
if _vulkan_drivers.contains('auto')
175
  if system_has_kms_drm
176
    if host_machine.cpu_family().startswith('x86')
Dylan Baker's avatar
Dylan Baker committed
177
      _vulkan_drivers = ['amd', 'intel']
178 179 180
    else
      error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
    endif
181
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
182
    # No vulkan driver supports windows or macOS currently
183
    _vulkan_drivers = []
184 185
  else
    error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
186 187
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
188 189 190 191

with_intel_vk = _vulkan_drivers.contains('intel')
with_amd_vk = _vulkan_drivers.contains('amd')
with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
192

Dylan Baker's avatar
Dylan Baker committed
193
if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
Dylan Baker's avatar
Dylan Baker committed
194 195
  error('Only one swrast provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
196 197 198
if with_dri_i915 and with_gallium_i915
  error('Only one i915 provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
199 200 201
if with_gallium_imx and not with_gallium_etnaviv
  error('IMX driver requires etnaviv driver')
endif
202 203 204
if with_gallium_pl111 and not with_gallium_vc4
  error('pl111 driver requires vc4 driver')
endif
Thierry Reding's avatar
Thierry Reding committed
205 206 207
if with_gallium_tegra and not with_gallium_nouveau
  error('tegra driver requires nouveau driver')
endif
Dylan Baker's avatar
Dylan Baker committed
208

209 210 211 212
if host_machine.system() == 'darwin'
  with_dri_platform = 'apple'
elif ['windows', 'cygwin'].contains(host_machine.system())
  with_dri_platform = 'windows'
Greg V's avatar
Greg V committed
213
elif system_has_kms_drm
214 215 216 217 218 219
  with_dri_platform = 'drm'
else
  # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
  # assert here that one of those cases has been met.
  # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
  # support Hurd at time of writing (2017/11)
Greg V's avatar
Greg V committed
220
  # FIXME: illumos ends up here as well
221 222
  with_dri_platform = 'none'
endif
Dylan Baker's avatar
Dylan Baker committed
223

224
_platforms = get_option('platforms')
Dylan Baker's avatar
Dylan Baker committed
225
if _platforms.contains('auto')
Greg V's avatar
Greg V committed
226
  if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
227
    _platforms = ['x11', 'wayland', 'drm', 'surfaceless']
228
  elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
Dylan Baker's avatar
Dylan Baker committed
229
    _platforms = ['x11', 'surfaceless']
230
  elif ['haiku'].contains(host_machine.system())
Dylan Baker's avatar
Dylan Baker committed
231
    _platforms = ['haiku']
Dylan Baker's avatar
Dylan Baker committed
232
  else
233
    error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
Dylan Baker's avatar
Dylan Baker committed
234 235
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
236 237 238 239 240 241 242 243 244 245 246

with_platform_android = _platforms.contains('android')
with_platform_x11 = _platforms.contains('x11')
with_platform_wayland = _platforms.contains('wayland')
with_platform_drm = _platforms.contains('drm')
with_platform_haiku = _platforms.contains('haiku')
with_platform_surfaceless = _platforms.contains('surfaceless')

with_platforms = false
if _platforms.length() != 0 and _platforms != ['']
  with_platforms = true
Dylan Baker's avatar
Dylan Baker committed
247
  egl_native_platform = _platforms[0]
248 249
endif

250 251 252 253 254 255 256
_xlib_lease = get_option('xlib-lease')
if _xlib_lease == 'auto'
  with_xlib_lease = with_platform_x11 and with_platform_drm
else
  with_xlib_lease = _xlib_lease == 'true'
endif

Dylan Baker's avatar
Dylan Baker committed
257 258 259 260
with_glx = get_option('glx')
if with_glx == 'auto'
  if with_dri
    with_glx = 'dri'
261 262
  elif with_platform_haiku
    with_glx = 'disabled'
Dylan Baker's avatar
Dylan Baker committed
263
  elif with_gallium
264 265
    # Even when building just gallium drivers the user probably wants dri
    with_glx = 'dri'
Dylan Baker's avatar
Dylan Baker committed
266 267 268 269 270 271 272 273
  elif with_platform_x11 and with_any_opengl and not with_any_vk
    # The automatic behavior should not be to turn on xlib based glx when
    # building only vulkan drivers
    with_glx = 'xlib'
  else
    with_glx = 'disabled'
  endif
endif
274 275 276 277 278
if with_glx == 'dri'
   if with_gallium
      with_dri = true
   endif
endif
Dylan Baker's avatar
Dylan Baker committed
279

280
if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
Dylan Baker's avatar
Dylan Baker committed
281 282 283 284 285 286 287
  with_gles1 = false
  with_gles2 = false
  with_opengl = false
  with_any_opengl = false
  with_shared_glapi = false
endif

288 289 290
_gbm = get_option('gbm')
if _gbm == 'auto'
  with_gbm = system_has_kms_drm and with_dri
Dylan Baker's avatar
Dylan Baker committed
291
else
292 293 294 295
  with_gbm = _gbm == 'true'
endif
if with_gbm and not system_has_kms_drm
  error('GBM only supports DRM/KMS platforms')
Dylan Baker's avatar
Dylan Baker committed
296 297
endif

Dylan Baker's avatar
Dylan Baker committed
298 299
_egl = get_option('egl')
if _egl == 'auto'
Eric Engestrom's avatar
Eric Engestrom committed
300
  with_egl = with_dri and with_shared_glapi and with_platforms
301
elif _egl == 'true'
Dylan Baker's avatar
Dylan Baker committed
302 303 304 305
  if not with_dri
    error('EGL requires dri')
  elif not with_shared_glapi
    error('EGL requires shared-glapi')
306
  elif not with_platforms
Dylan Baker's avatar
Dylan Baker committed
307
    error('No platforms specified, consider -Dplatforms=drm,x11 at least')
308 309
  elif not ['disabled', 'dri'].contains(with_glx)
    error('EGL requires dri, but a GLX is being built without dri')
Dylan Baker's avatar
Dylan Baker committed
310 311 312 313 314 315
  endif
  with_egl = true
else
  with_egl = false
endif

Dylan Baker's avatar
Dylan Baker committed
316 317 318 319 320 321 322
if with_egl and not (with_platform_drm or with_platform_surfaceless)
  if with_gallium_radeonsi
    error('RadeonSI requires drm or surfaceless platform when using EGL')
  endif
  if with_gallium_virgl
    error('Virgl requires drm or surfaceless platform when using EGL')
  endif
Dylan Baker's avatar
Dylan Baker committed
323 324
endif

Dylan Baker's avatar
Dylan Baker committed
325
pre_args += '-DGLX_USE_TLS'
Dylan Baker's avatar
Dylan Baker committed
326
if with_glx != 'disabled'
327
  if not (with_platform_x11 and with_any_opengl)
328
    error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
Dylan Baker's avatar
Dylan Baker committed
329 330 331
  elif with_glx == 'gallium-xlib' 
    if not with_gallium
      error('Gallium-xlib based GLX requires at least one gallium driver')
332 333
    elif not with_gallium_softpipe
      error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
Dylan Baker's avatar
Dylan Baker committed
334 335 336
    elif with_dri
      error('gallium-xlib conflicts with any dri driver')
    endif
Dylan Baker's avatar
Dylan Baker committed
337
  elif with_glx == 'xlib' 
Dylan Baker's avatar
Dylan Baker committed
338
    if with_dri
Dylan Baker's avatar
Dylan Baker committed
339
      error('xlib conflicts with any dri driver')
Dylan Baker's avatar
Dylan Baker committed
340
    endif
341 342 343 344 345 346
  elif with_glx == 'dri'
    if not with_dri
      error('dri based GLX requires at least one DRI driver')
    elif not with_shared_glapi
      error('dri based GLX requires shared-glapi')
    endif
Dylan Baker's avatar
Dylan Baker committed
347 348 349 350
  endif
endif

with_glvnd = get_option('glvnd')
351 352 353 354 355 356
if with_glvnd
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
    error('Cannot build glvnd support for GLX that is not DRI based.')
  elif with_glx == 'disabled' and not with_egl
    error('glvnd requires DRI based GLX and/or EGL')
  endif
Dylan Baker's avatar
Dylan Baker committed
357 358 359 360 361
endif

# TODO: toggle for this
with_glx_direct = true

362 363 364 365
if with_vulkan_icd_dir == ''
  with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
endif

366
with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
367 368
_dri3 = get_option('dri3')
if _dri3 == 'auto'
Eric Engestrom's avatar
Eric Engestrom committed
369
  with_dri3 = system_has_kms_drm and with_dri2
370
else
371
  with_dri3 = _dri3 == 'true'
372 373 374 375 376
endif

if with_any_vk and (with_platform_x11 and not with_dri3)
  error('Vulkan drivers require dri3 for X11 support')
endif
Dylan Baker's avatar
Dylan Baker committed
377
if with_dri or with_gallium
378
  if with_glx == 'disabled' and not with_egl and not with_platform_haiku
Dylan Baker's avatar
Dylan Baker committed
379 380
    error('building dri or gallium drivers require at least one window system')
  endif
381 382
endif

383 384
prog_pkgconfig = find_program('pkg-config')

385
_vdpau = get_option('gallium-vdpau')
386 387 388
if not system_has_kms_drm
  if _vdpau == 'true'
    error('VDPAU state tracker can only be build on unix-like OSes.')
389
  else
390
    _vdpau = 'false'
391
  endif
392 393
elif not with_platform_x11
  if _vdpau == 'true'
394
    error('VDPAU state tracker requires X11 support.')
395 396 397 398 399 400
  else
    _vdpau = 'false'
  endif
elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
          with_gallium_nouveau)
  if _vdpau == 'true'
401
    error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
402 403
  else
    _vdpau = 'false'
404 405
  endif
endif
406
dep_vdpau = null_dep
407 408 409 410 411 412 413 414 415
with_gallium_vdpau = false
if _vdpau != 'false'
  dep_vdpau = dependency('vdpau', version : '>= 1.1', required : _vdpau == 'true')
  if dep_vdpau.found()
    dep_vdpau = declare_dependency(
      compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
    )
    with_gallium_vdpau = true
  endif
416 417 418 419 420 421 422 423 424 425
endif

if with_gallium_vdpau
  pre_args += '-DHAVE_ST_VDPAU'
endif
vdpau_drivers_path = get_option('vdpau-libs-path')
if vdpau_drivers_path == ''
  vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
endif

426
_xvmc = get_option('gallium-xvmc')
427 428 429
if not system_has_kms_drm
  if _xvmc == 'true'
    error('XVMC state tracker can only be build on unix-like OSes.')
430
  else
431
    _xvmc = 'false'
432
  endif
433 434
elif not with_platform_x11
  if _xvmc == 'true'
435
    error('XVMC state tracker requires X11 support.')
436 437 438 439 440
  else
    _xvmc = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_nouveau)
  if _xvmc == 'true'
441
    error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
442 443
  else
    _xvmc = 'false'
444 445
  endif
endif
446
dep_xvmc = null_dep
Dylan Baker's avatar
Dylan Baker committed
447
with_gallium_xvmc = false
448
if _xvmc != 'false'
Dylan Baker's avatar
Dylan Baker committed
449 450
  dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
  with_gallium_xvmc = dep_xvmc.found()
451 452 453 454 455 456 457
endif

xvmc_drivers_path = get_option('xvmc-libs-path')
if xvmc_drivers_path == ''
  xvmc_drivers_path = get_option('libdir')
endif

458
_omx = get_option('gallium-omx')
459
if not system_has_kms_drm
460
  if ['auto', 'disabled'].contains(_omx)
461
    _omx = 'disabled'
462 463
  else
    error('OMX state tracker can only be built on unix-like OSes.')
464
  endif
465
elif not (with_platform_x11 or with_platform_drm)
466
  if ['auto', 'disabled'].contains(_omx)
467
    _omx = 'disabled'
468 469
  else
    error('OMX state tracker requires X11 or drm platform support.')
470 471
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
472
  if ['auto', 'disabled'].contains(_omx)
473
    _omx = 'disabled'
474 475
  else
    error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
476
  endif
477
endif
478 479
with_gallium_omx = _omx
dep_omx = null_dep
480
dep_omx_other = []
Mathias Fröhlich's avatar
Mathias Fröhlich committed
481
if ['auto', 'bellagio'].contains(_omx)
482
  dep_omx = dependency(
Mathias Fröhlich's avatar
Mathias Fröhlich committed
483
    'libomxil-bellagio', required : _omx == 'bellagio'
484 485 486 487 488
  )
  if dep_omx.found()
    with_gallium_omx = 'bellagio'
  endif
endif
Mathias Fröhlich's avatar
Mathias Fröhlich committed
489 490
if ['auto', 'tizonia'].contains(_omx)
  if with_dri and with_egl
491 492
    dep_omx = dependency(
      'libtizonia', version : '>= 0.10.0',
Mathias Fröhlich's avatar
Mathias Fröhlich committed
493
      required : _omx == 'tizonia',
494 495
    )
    dep_omx_other = [
Mathias Fröhlich's avatar
Mathias Fröhlich committed
496 497
      dependency('libtizplatform', required : _omx == 'tizonia'),
      dependency('tizilheaders', required : _omx == 'tizonia'),
498 499 500 501
    ]
    if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
      with_gallium_omx = 'tizonia'
    endif
Mathias Fröhlich's avatar
Mathias Fröhlich committed
502 503
  elif _omx == 'tizonia'
    error('OMX-Tizonia state tracker requires dri and egl')
504
  endif
505
endif
Mathias Fröhlich's avatar
Mathias Fröhlich committed
506 507 508 509 510
if _omx == 'auto'
  with_gallium_omx = 'disabled'
else
  with_gallium_omx = _omx
endif
511

512 513 514 515 516 517
pre_args += [
  '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
  '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
]


518
omx_drivers_path = get_option('omx-libs-path')
519

520
if with_gallium_omx != 'disabled'
521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543
  # Figure out where to put the omx driver.
  # FIXME: this could all be vastly simplified by adding a 'defined_variable'
  # argument to meson's get_pkgconfig_variable method.
  if omx_drivers_path == ''
    _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
    _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
    if _omx_libdir == get_option('libdir')
      omx_drivers_path = _omx_drivers_dir
    else
      _omx_base_dir = []
      # This will fail on windows. Does OMX run on windows?
      _omx_libdir = _omx_libdir.split('/')
      _omx_drivers_dir = _omx_drivers_dir.split('/')
      foreach o : _omx_drivers_dir
        if not _omx_libdir.contains(o)
          _omx_base_dir += o
        endif
      endforeach
      omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
    endif
  endif
endif

544
_va = get_option('gallium-va')
Eric Engestrom's avatar
Eric Engestrom committed
545 546 547
if not system_has_kms_drm
  if _va == 'true'
    error('VA state tracker can only be built on unix-like OSes.')
548
  else
Eric Engestrom's avatar
Eric Engestrom committed
549
    _va = 'false'
550
  endif
Eric Engestrom's avatar
Eric Engestrom committed
551 552
elif not (with_platform_x11 or with_platform_drm)
  if _va == 'true'
553
    error('VA state tracker requires X11 or drm or wayland platform support.')
Eric Engestrom's avatar
Eric Engestrom committed
554 555 556 557 558
  else
    _va = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
  if _va == 'true'
559
    error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
Eric Engestrom's avatar
Eric Engestrom committed
560 561
  else
    _va = 'false'
562
  endif
Eric Engestrom's avatar
Eric Engestrom committed
563 564
elif _va == 'auto'
  _va = 'true'
565
endif
Dylan Baker's avatar
Dylan Baker committed
566
with_gallium_va = false
567
dep_va = null_dep
Dylan Baker's avatar
Dylan Baker committed
568 569 570 571 572 573 574 575
if _va != 'false'
  dep_va = dependency('libva', version : '>= 0.38.0', required : _va == 'true')
  if dep_va.found()
    dep_va_headers = declare_dependency(
      compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
    )
    with_gallium_va = true
  endif
576 577 578 579 580 581 582
endif

va_drivers_path = get_option('va-libs-path')
if va_drivers_path == ''
  va_drivers_path = join_paths(get_option('libdir'), 'dri')
endif

583
_xa = get_option('gallium-xa')
Eric Engestrom's avatar
Eric Engestrom committed
584 585 586
if not system_has_kms_drm
  if _xa == 'true'
    error('XA state tracker can only be built on unix-like OSes.')
587
  else
Eric Engestrom's avatar
Eric Engestrom committed
588
    _xa = 'false'
589
  endif
Eric Engestrom's avatar
Eric Engestrom committed
590 591 592
elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
          or with_gallium_svga)
  if _xa == 'true'
593
    error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
Eric Engestrom's avatar
Eric Engestrom committed
594 595
  else
    _xa = 'false'
596 597
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
598
with_gallium_xa = _xa != 'false'
599

600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617
d3d_drivers_path = get_option('d3d-drivers-path')
if d3d_drivers_path == ''
  d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
endif

with_gallium_st_nine =  get_option('gallium-nine')
if with_gallium_st_nine
  if not with_gallium_softpipe
    error('The nine state tracker requires gallium softpipe/llvmpipe.')
  elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
            or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
    error('The nine state tracker requires at least on non-swrast gallium driver.')
  endif
  if not with_dri3
    error('Using nine with wine requires dri3')
  endif
endif

618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639
if get_option('power8') != 'false'
  if host_machine.cpu_family() == 'ppc64le'
    if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
      error('Altivec is not supported with gcc version < 4.8.')
    endif
    if cc.compiles('''
        #include <altivec.h>
        int main() {
          vector unsigned char r;
          vector unsigned int v = vec_splat_u32 (1);
          r = __builtin_vec_vgbbd ((vector unsigned char) v);
          return 0;
        }''',
        args : '-mpower8-vector',
        name : 'POWER8 intrinsics')
      pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
    elif get_option('power8') == 'true'
      error('POWER8 intrinsic support required but not found.')
    endif
  endif
endif

Dylan Baker's avatar
Dylan Baker committed
640
_opencl = get_option('gallium-opencl')
Dylan Baker's avatar
Dylan Baker committed
641
if _opencl != 'disabled'
Dylan Baker's avatar
Dylan Baker committed
642 643 644 645 646 647 648 649
  if not with_gallium
    error('OpenCL Clover implementation requires at least one gallium driver.')
  endif

  dep_clc = dependency('libclc')
  with_gallium_opencl = true
  with_opencl_icd = _opencl == 'icd'
else
650
  dep_clc = null_dep
Dylan Baker's avatar
Dylan Baker committed
651 652 653 654
  with_gallium_opencl = false
  with_gallium_icd = false
endif

Dylan Baker's avatar
Dylan Baker committed
655
gl_pkgconfig_c_flags = []
656
if with_platform_x11
657
  if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
658 659
    pre_args += '-DHAVE_X11_PLATFORM'
  endif
660
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
Dylan Baker's avatar
Dylan Baker committed
661
    pre_args += '-DUSE_XSHM'
662 663 664 665 666 667 668
  else
    pre_args += '-DGLX_INDIRECT_RENDERING'
    if with_glx_direct
      pre_args += '-DGLX_DIRECT_RENDERING'
    endif
    if with_dri_platform == 'drm'
      pre_args += '-DGLX_USE_DRM'
Dylan Baker's avatar
Dylan Baker committed
669 670
    elif with_dri_platform == 'apple'
      pre_args += '-DGLX_USE_APPLEGL'
Jon Turney's avatar
Jon Turney committed
671 672
    elif with_dri_platform == 'windows'
      pre_args += '-DGLX_USE_WINDOWSGL'
673 674
    endif
  endif
Dylan Baker's avatar
Dylan Baker committed
675 676 677 678 679 680 681 682 683 684 685 686
else
  pre_args += '-DMESA_EGL_NO_X11_HEADERS'
  gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
endif
if with_platform_drm
  if with_egl and not with_gbm
    error('EGL drm platform requires gbm')
  endif
  pre_args += '-DHAVE_DRM_PLATFORM'
endif
if with_platform_surfaceless
  pre_args += '-DHAVE_SURFACELESS_PLATFORM'
687
endif
Eric Engestrom's avatar
Eric Engestrom committed
688 689 690 691 692 693 694 695
if with_platform_android
  dep_android = [
    dependency('cutils'),
    dependency('hardware'),
    dependency('sync'),
  ]
  pre_args += '-DHAVE_ANDROID_PLATFORM'
endif
696 697 698
if with_platform_haiku
  pre_args += '-DHAVE_HAIKU_PLATFORM'
endif
699

700
prog_python2 = find_program('python2')
Dylan Baker's avatar
Dylan Baker committed
701 702 703 704
has_mako = run_command(prog_python2, '-c', 'import mako')
if has_mako.returncode() != 0
  error('Python (2.x) mako module required to build mesa.')
endif
705 706

if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
707
  error('When using GCC, version 4.4.6 or later is required.')
708 709
endif

710 711
# Define DEBUG for debug builds only (debugoptimized is not included on this one)
if get_option('buildtype') == 'debug'
712 713 714
  pre_args += '-DDEBUG'
endif

715 716 717 718 719 720
if get_option('shader-cache')
  pre_args += '-DENABLE_SHADER_CACHE'
elif with_amd_vk
  error('Radv requires shader cache support')
endif

721 722 723 724 725 726 727 728
# Check for GCC style builtins
foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
             'ffsll', 'popcount', 'popcountll', 'unreachable']
  if cc.has_function(b)
    pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
  endif
endforeach

729
# check for GCC __attribute__
730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746
foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
             'warn_unused_result', 'weak',]
  if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
                 name : '__attribute__((@0@))'.format(a))
    pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
  endif
endforeach
if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
               name : '__attribute__((format(...)))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
endif
if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
               name : '__attribute__((packed))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
endif
if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
               name : '__attribute__((returns_nonnull))')
747
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
748 749 750 751 752 753
endif
if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
                  int foo_hid(void) __attribute__((visibility("hidden")));
                  int foo_int(void) __attribute__((visibility("internal")));
                  int foo_pro(void) __attribute__((visibility("protected")));''',
               name : '__attribute__((visibility(...)))')
754
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
755 756 757 758 759
endif
if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
               name : '__attribute__((alias(...)))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
endif
Jason Ekstrand's avatar
Jason Ekstrand committed
760 761 762 763
if cc.compiles('int foo(void) __attribute__((__noreturn__));',
               name : '__attribute__((__noreturn__))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
endif
764 765

# TODO: this is very incomplete
Jon Turney's avatar
Jon Turney committed
766
if ['linux', 'cygwin'].contains(host_machine.system())
767 768 769
  pre_args += '-D_GNU_SOURCE'
endif

770
# Check for generic C arguments
771 772 773 774 775 776 777 778
c_args = []
foreach a : ['-Wall', '-Werror=implicit-function-declaration',
             '-Werror=missing-prototypes', '-fno-math-errno',
             '-fno-trapping-math', '-Qunused-arguments']
  if cc.has_argument(a)
    c_args += a
  endif
endforeach
779 780 781 782
if cc.has_argument('-Wmissing-field-initializers')
  c_args += '-Wno-missing-field-initializers'
endif

783 784 785 786 787
c_vis_args = []
if cc.has_argument('-fvisibility=hidden')
  c_vis_args += '-fvisibility=hidden'
endif

788 789 790 791 792 793 794 795 796
# Check for generic C++ arguments
cpp_args = []
foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
             '-Qunused-arguments']
  if cpp.has_argument(a)
    cpp_args += a
  endif
endforeach

797 798
# For some reason, the test for -Wno-foo always succeeds with gcc, even if the
# option is not supported. Hence, check for -Wfoo instead.
799 800 801 802 803 804

foreach a : ['non-virtual-dtor', 'missing-field-initializers']
  if cpp.has_argument('-W' + a)
    cpp_args += '-Wno-' + a
  endif
endforeach
805 806 807 808 809 810 811 812

no_override_init_args = []
foreach a : ['override-init', 'initializer-overrides']
  if cc.has_argument('-W' + a)
    no_override_init_args += '-Wno-' + a
  endif
endforeach

813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831
cpp_vis_args = []
if cpp.has_argument('-fvisibility=hidden')
  cpp_vis_args += '-fvisibility=hidden'
endif

# Check for C and C++ arguments for MSVC2013 compatibility. These are only used
# in parts of the mesa code base that need to compile with old versions of
# MSVC, mainly common code
c_msvc_compat_args = []
cpp_msvc_compat_args = []
foreach a : ['-Werror=pointer-arith', '-Werror=vla']
  if cc.has_argument(a)
    c_msvc_compat_args += a
  endif
  if cpp.has_argument(a)
    cpp_msvc_compat_args += a
  endif
endforeach

832
if host_machine.cpu_family().startswith('x86')
833
  pre_args += '-DUSE_SSE41'
834 835 836 837 838 839 840 841 842 843 844 845
  with_sse41 = true
  sse41_args = ['-msse4.1']

  # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
  # that's not guaranteed
  if host_machine.cpu_family() == 'x86'
    sse41_args += '-mstackrealign'
  endif
else
  with_sse41 = false
  sse41_args = []
endif
846 847

# Check for GCC style atomics
848
dep_atomic = null_dep
849

Matt Turner's avatar
Matt Turner committed
850 851 852 853 854
if cc.compiles('''#include <stdint.h>
                  int main() {
                    struct {
                      uint64_t *v;
                    } x;
855 856 857
                    return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
                           (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);

Matt Turner's avatar
Matt Turner committed
858
                  }''',
859 860
               name : 'GCC atomic builtins')
  pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
861 862 863 864 865 866 867 868 869

  # Not all atomic calls can be turned into lock-free instructions, in which
  # GCC will make calls into the libatomic library. Check whether we need to
  # link with -latomic.
  #
  # This can happen for 64-bit atomic operations on 32-bit architectures such
  # as ARM.
  if not cc.links('''#include <stdint.h>
                     int main() {
870 871 872
                       struct {
                         uint64_t *v;
                       } x;
873 874
                       return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
                              (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
875 876 877 878
                     }''',
                  name : 'GCC atomic builtins required -latomic')
    dep_atomic = cc.find_library('atomic')
  endif
879 880 881 882 883 884 885 886 887 888 889 890
endif
if not cc.links('''#include <stdint.h>
                   uint64_t v;
                   int main() {
                     return __sync_add_and_fetch(&v, (uint64_t)1);
                   }''',
                name : 'GCC 64bit atomics')
  pre_args += '-DMISSING_64_BIT_ATOMICS'
endif

# TODO: shared/static? Is this even worth doing?

891 892 893 894 895 896
# When cross compiling we generally need to turn off the use of assembly,
# because mesa's assembly relies on building an executable for the host system,
# and running it to get information about struct sizes. There is at least one
# case of cross compiling where we can use asm, and that's x86_64 -> x86 when
# host OS == build OS, since in that case the build machine can run the host's
# binaries.
897
if meson.is_cross_build() 
898 899 900 901
  if build_machine.system() != host_machine.system()
    # TODO: It may be possible to do this with an exe_wrapper (like wine).
    message('Cross compiling from one OS to another, disabling assembly.')
    with_asm = false
902 903 904 905
  elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86')
    # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an
    # x86 -> x86 cross compile. We use startswith rather than == to handle this
    # case.
906 907 908 909 910 911
    # TODO: There may be other cases where the 64 bit version of the
    # architecture can run 32 bit binaries (aarch64 and armv7 for example)
    message('''
      Cross compiling to different architectures, and the host cannot run
      the build machine's binaries. Disabling assembly.
    ''')
912 913
    with_asm = false
  endif
Dylan Baker's avatar
Dylan Baker committed
914 915 916 917 918
endif

with_asm_arch = ''
if with_asm
  if host_machine.cpu_family() == 'x86'
Greg V's avatar
Greg V committed
919
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
920 921 922
      with_asm_arch = 'x86'
      pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
                   '-DUSE_SSE_ASM']
923 924 925 926

      if with_glx_read_only_text
         pre_args += ['-DGLX_X86_READONLY_TEXT']
      endif
Dylan Baker's avatar
Dylan Baker committed
927 928
    endif
  elif host_machine.cpu_family() == 'x86_64'
Greg V's avatar
Greg V committed
929
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
930 931 932 933
      with_asm_arch = 'x86_64'
      pre_args += ['-DUSE_X86_64_ASM']
    endif
  elif host_machine.cpu_family() == 'arm'
Greg V's avatar
Greg V committed
934
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
935 936 937 938
      with_asm_arch = 'arm'
      pre_args += ['-DUSE_ARM_ASM']
    endif
  elif host_machine.cpu_family() == 'aarch64'
Greg V's avatar
Greg V committed
939
    if system_has_kms_drm
Dylan Baker's avatar
Dylan Baker committed
940 941 942
      with_asm_arch = 'aarch64'
      pre_args += ['-DUSE_AARCH64_ASM']
    endif
943 944 945 946 947
  elif host_machine.cpu_family() == 'sparc64'
    if system_has_kms_drm
      with_asm_arch = 'sparc'
      pre_args += ['-DUSE_SPARC_ASM']
    endif
948 949 950 951 952
  elif host_machine.cpu_family() == 'ppc64le'
    if system_has_kms_drm
      with_asm_arch = 'ppc64le'
      pre_args += ['-DUSE_PPC64LE_ASM']
    endif
Dylan Baker's avatar
Dylan Baker committed
953 954
  endif
endif
955 956 957 958 959 960 961 962

# Check for standard headers and functions
if cc.has_header_symbol('sys/sysmacros.h', 'major')
  pre_args += '-DMAJOR_IN_SYSMACROS'
elif cc.has_header_symbol('sys/mkdev.h', 'major')
  pre_args += '-DMAJOR_IN_MKDEV'
endif

963
foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
964
  if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
965 966 967 968
    pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
  endif
endforeach

969
foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987
  if cc.has_function(f)
    pre_args += '-DHAVE_@0@'.format(f.to_upper())
  endif
endforeach

# strtod locale support
if cc.links('''
    #define _GNU_SOURCE
    #include <stdlib.h>
    #include <locale.h>
    #ifdef HAVE_XLOCALE_H
    #include <xlocale.h>
    #endif
    int main() {
      locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
      const char *s = "1.0";
      char *end;
      double d = strtod_l(s, end, loc);
988
      float f = strtof_l(s, end, loc);
989 990 991 992 993 994 995 996 997 998
      freelocale(loc);
      return 0;
    }''',
    extra_args : pre_args,
    name : 'strtod has locale support')
  pre_args += '-DHAVE_STRTOD_L'
endif

# Check for some linker flags
ld_args_bsymbolic = []
999
if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1000 1001 1002 1003
  ld_args_bsymbolic += '-Wl,-Bsymbolic'
endif
ld_args_gc_sections = []
if cc.links('static char unused() { return 5; } int main() { return 0; }',
1004
            args : '-Wl,--gc-sections', name : 'gc-sections')
1005 1006
  ld_args_gc_sections += '-Wl,--gc-sections'
endif
1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020
with_ld_version_script = false
if cc.links('int main() { return 0; }',
            args : '-Wl,--version-script=@0@'.format(
              join_paths(meson.source_root(), 'build-support/conftest.map')),
            name : 'version-script')
  with_ld_version_script = true
endif
with_ld_dynamic_list = false
if cc.links('int main() { return 0; }',
            args : '-Wl,--dynamic-list=@0@'.format(
              join_paths(meson.source_root(), 'build-support/conftest.dyn')),
            name : 'dynamic-list')
  with_ld_dynamic_list = true
endif
1021 1022 1023 1024
ld_args_build_id = []
if build_machine.system() != 'darwin'
   ld_args_build_id += '-Wl,--build-id=sha1'
endif
1025 1026 1027

# check for dl support
if cc.has_function('dlopen')
1028
  dep_dl = null_dep
1029 1030 1031
else
  dep_dl = cc.find_library('dl')
endif
Dylan Baker's avatar
Dylan Baker committed
1032 1033 1034
if cc.has_function('dladdr', dependencies : dep_dl)
  # This is really only required for megadrivers
  pre_args += '-DHAVE_DLADDR'
1035 1036 1037 1038
endif

if cc.has_function('dl_iterate_phdr')
  pre_args += '-DHAVE_DL_ITERATE_PHDR'
1039 1040 1041 1042
elif with_intel_vk
  error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
elif with_dri_i965 and get_option('shader-cache')
  error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
1043 1044 1045 1046
endif

# Determine whether or not the rt library is needed for time functions
if cc.has_function('clock_gettime')
1047
  dep_clock = null_dep
1048 1049 1050 1051 1052 1053
else
  dep_clock = cc.find_library('rt')
endif

# TODO: some of these may be conditional
dep_zlib = dependency('zlib', version : '>= 1.2.3')
1054
pre_args += '-DHAVE_ZLIB'
1055
dep_thread = dependency('threads')
1056
if dep_thread.found() and host_machine.system() != 'windows'
1057 1058
  pre_args += '-DHAVE_PTHREAD'
endif
Dylan Baker's avatar
Dylan Baker committed
1059
if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
Dylan Baker's avatar
Dylan Baker committed
1060 1061 1062 1063 1064
  dep_elf = dependency('libelf', required : false)
  if not dep_elf.found()
    dep_elf = cc.find_library('elf')
  endif
else
1065
  dep_elf = null_dep
1066
endif
1067 1068 1069 1070
dep_expat = dependency('expat')
# this only exists on linux so either this is linux and it will be found, or
# its not linux and and wont
dep_m = cc.find_library('m', required : false)
Dylan Baker's avatar
Dylan Baker committed
1071

1072 1073 1074 1075
# Check for libdrm. various drivers have different libdrm version requirements,
# but we always want to use the same version for all libdrm modules. That means
# even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and
# bar are both on use 2.4.3 for both of them
1076 1077 1078 1079 1080 1081
dep_libdrm_amdgpu = null_dep
dep_libdrm_radeon = null_dep
dep_libdrm_nouveau = null_dep
dep_libdrm_etnaviv = null_dep
dep_libdrm_freedreno = null_dep
dep_libdrm_intel = null_dep
1082 1083 1084 1085

_drm_amdgpu_ver = '2.4.91'
_drm_radeon_ver = '2.4.71'
_drm_nouveau_ver = '2.4.66'
1086
_drm_etnaviv_ver = '2.4.89'
1087
_drm_freedreno_ver = '2.4.92'
1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100
_drm_intel_ver = '2.4.75'
_drm_ver = '2.4.75'

_libdrm_checks = [
  ['intel', with_dri_i915 or with_gallium_i915],
  ['amdgpu', with_amd_vk or with_gallium_radeonsi],
  ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
              with_gallium_r300 or with_gallium_r600)],
  ['nouveau', (with_gallium_nouveau or with_dri_nouveau)],
  ['etnaviv', with_gallium_etnaviv],
  ['freedreno', with_gallium_freedreno],
]

1101 1102 1103 1104 1105 1106
# VC4 only needs core libdrm support of this version, not a libdrm_vc4
# library.
if with_gallium_vc4
  _drm_ver = '2.4.89'
endif

1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120
# Loop over the enables versions and get the highest libdrm requirement for all
# active drivers.
foreach d : _libdrm_checks
  ver = get_variable('_drm_@0@_ver'.format(d[0]))
  if d[1] and ver.version_compare('>' + _drm_ver)
    _drm_ver = ver
  endif
endforeach

# Then get each libdrm module
foreach d : _libdrm_checks
  if d[1]
    set_variable(
      'dep_libdrm_' + d[0],
1121
      dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1122 1123 1124
    )
  endif
endforeach
1125