meson.build 46.5 KB
Newer Older
1
# Copyright © 2017-2019 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 29
  meson_version : '>= 0.45',
  default_options : ['buildtype=debugoptimized', 'b_ndebug=if-release', '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())

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')
55
with_asm = get_option('asm')
56
with_glx_read_only_text = get_option('glx-read-only-text')
57
with_glx_direct = get_option('glx-direct')
58
with_osmesa = get_option('osmesa')
59 60
with_swr_arches = get_option('swr-arches')
with_tools = get_option('tools')
61
if with_tools.contains('all')
62
  with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'xvmc']
63
endif
64

65 66
dri_drivers_path = get_option('dri-drivers-path')
if dri_drivers_path == ''
67
  dri_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'dri')
68
endif
69 70
dri_search_path = get_option('dri-search-path')
if dri_search_path == ''
71
  dri_search_path = dri_drivers_path
72
endif
73

74 75 76 77
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
78 79
# Only build shared_glapi if at least one OpenGL API is enabled
with_shared_glapi = get_option('shared-glapi') and with_any_opengl
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94


# 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

95 96
system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())

97
_drivers = get_option('dri-drivers')
98
if _drivers.contains('auto')
99
  if system_has_kms_drm
100
    # TODO: PPC, Sparc
101
    if ['x86', 'x86_64'].contains(host_machine.cpu_family())
102
      _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau']
103
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
104
      _drivers = []
105
    else
106 107
      error('Unknown architecture @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
            host_machine.cpu_family()))
108
    endif
109
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
110
    # only swrast would make sense here, but gallium swrast is a much better default
111
    _drivers = []
112
  else
113 114
    error('Unknown OS @0@. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.'.format(
          host_machine.system()))
115 116
  endif
endif
117 118 119 120 121 122 123 124 125

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 != ['']
126

127
_drivers = get_option('gallium-drivers')
128
if _drivers.contains('auto')
129
  if system_has_kms_drm
130 131
    # TODO: PPC, Sparc
    if ['x86', 'x86_64'].contains(host_machine.cpu_family())
132 133 134
      _drivers = [
        'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast'
      ]
135
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
136
      _drivers = [
137
        'pl111', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'imx', 'nouveau',
138 139
        'tegra', 'virgl', 'swrast',
      ]
140
    else
141 142
      error('Unknown architecture @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
            host_machine.cpu_family()))
143
    endif
144
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
145
    _drivers = ['swrast']
146
  else
147 148
    error('Unknown OS @0@. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.'.format(
          host_machine.system()))
149 150
  endif
endif
151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167
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')

168
if cc.get_id() == 'intel'
Vinson Lee's avatar
Vinson Lee committed
169
  if meson.version().version_compare('< 0.49.0')
170
    error('Meson does not have sufficient support of ICC before 0.49.0 to compile mesa')
Vinson Lee's avatar
Vinson Lee committed
171
  elif with_gallium_swr and meson.version().version_compare('== 0.49.0')
172 173 174 175
    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')
  endif
endif

176 177 178 179 180 181 182
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
183
  endif
Ville Syrjälä's avatar
Ville Syrjälä committed
184 185
endif

186
_vulkan_drivers = get_option('vulkan-drivers')
187
if _vulkan_drivers.contains('auto')
188
  if system_has_kms_drm
189
    if host_machine.cpu_family().startswith('x86')
190
      _vulkan_drivers = ['amd', 'intel']
191 192
    elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
      _vulkan_drivers = []
193
    else
194 195
      error('Unknown architecture @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
            host_machine.cpu_family()))
196
    endif
197
  elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
198
    # No vulkan driver supports windows or macOS currently
199
    _vulkan_drivers = []
200
  else
201 202
    error('Unknown OS @0@. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.'.format(
          host_machine.system()))
203 204
  endif
endif
205 206 207 208

with_intel_vk = _vulkan_drivers.contains('intel')
with_amd_vk = _vulkan_drivers.contains('amd')
with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != ['']
209

Dylan Baker's avatar
Dylan Baker committed
210
if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
Dylan Baker's avatar
Dylan Baker committed
211 212
  error('Only one swrast provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
213 214 215
if with_dri_i915 and with_gallium_i915
  error('Only one i915 provider can be built')
endif
Dylan Baker's avatar
Dylan Baker committed
216 217 218
if with_gallium_imx and not with_gallium_etnaviv
  error('IMX driver requires etnaviv driver')
endif
219 220 221
if with_gallium_pl111 and not with_gallium_vc4
  error('pl111 driver requires vc4 driver')
endif
Thierry Reding's avatar
Thierry Reding committed
222 223 224
if with_gallium_tegra and not with_gallium_nouveau
  error('tegra driver requires nouveau driver')
endif
Dylan Baker's avatar
Dylan Baker committed
225

226 227 228 229
if host_machine.system() == 'darwin'
  with_dri_platform = 'apple'
elif ['windows', 'cygwin'].contains(host_machine.system())
  with_dri_platform = 'windows'
myfreeweb's avatar
myfreeweb committed
230
elif system_has_kms_drm
231 232 233 234
  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.
myfreeweb's avatar
myfreeweb committed
235
  # FIXME: illumos ends up here as well
236 237
  with_dri_platform = 'none'
endif
Dylan Baker's avatar
Dylan Baker committed
238

239
_platforms = get_option('platforms')
240
if _platforms.contains('auto')
myfreeweb's avatar
myfreeweb committed
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']
247
  else
248 249
    error('Unknown OS @0@. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.'.format(
          host_machine.system()))
250 251
  endif
endif
Eric Engestrom's avatar
Eric Engestrom committed
252 253 254 255 256 257 258 259 260 261 262

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
263
  egl_native_platform = _platforms[0]
264 265
endif

266 267 268 269 270 271 272
_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

273 274 275 276
with_glx = get_option('glx')
if with_glx == 'auto'
  if with_dri
    with_glx = 'dri'
277 278
  elif with_platform_haiku
    with_glx = 'disabled'
279
  elif with_gallium
280 281
    # Even when building just gallium drivers the user probably wants dri
    with_glx = 'dri'
282 283 284 285 286 287 288 289
  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
290 291 292 293 294
if with_glx == 'dri'
   if with_gallium
      with_dri = true
   endif
endif
295

296
if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
297 298 299 300 301 302 303
  with_gles1 = false
  with_gles2 = false
  with_opengl = false
  with_any_opengl = false
  with_shared_glapi = false
endif

304 305 306
_gbm = get_option('gbm')
if _gbm == 'auto'
  with_gbm = system_has_kms_drm and with_dri
Dylan Baker's avatar
Dylan Baker committed
307
else
308 309 310 311
  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
312 313
endif

Dylan Baker's avatar
Dylan Baker committed
314 315
_egl = get_option('egl')
if _egl == 'auto'
316 317 318 319
  with_egl = (
    not ['darwin', 'windows'].contains(host_machine.system()) and
    with_dri and with_shared_glapi and with_platforms
  )
320
elif _egl == 'true'
Dylan Baker's avatar
Dylan Baker committed
321 322 323 324
  if not with_dri
    error('EGL requires dri')
  elif not with_shared_glapi
    error('EGL requires shared-glapi')
325
  elif not with_platforms
326
    error('No platforms specified, consider -Dplatforms=drm,x11,surfaceless at least')
327 328
  elif not ['disabled', 'dri'].contains(with_glx)
    error('EGL requires dri, but a GLX is being built without dri')
329 330
  elif ['darwin', 'windows'].contains(host_machine.system())
    error('EGL is not available on Windows or MacOS')
Dylan Baker's avatar
Dylan Baker committed
331 332 333 334 335 336
  endif
  with_egl = true
else
  with_egl = false
endif

Dylan Baker's avatar
Dylan Baker committed
337 338 339 340 341 342 343
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
344 345
endif

346
pre_args += '-DGLX_USE_TLS'
Dylan Baker's avatar
Dylan Baker committed
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')
Dylan Baker's avatar
Dylan Baker committed
350 351 352
  elif with_glx == 'gallium-xlib' 
    if not with_gallium
      error('Gallium-xlib based GLX requires at least one gallium driver')
353 354
    elif not with_gallium_softpipe
      error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
Dylan Baker's avatar
Dylan Baker committed
355 356 357
    elif with_dri
      error('gallium-xlib conflicts with any dri driver')
    endif
358
  elif with_glx == 'xlib' 
Dylan Baker's avatar
Dylan Baker committed
359
    if with_dri
360
      error('xlib conflicts with any dri driver')
Dylan Baker's avatar
Dylan Baker committed
361
    endif
362 363 364 365 366 367
  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
368 369 370 371
  endif
endif

with_glvnd = get_option('glvnd')
372 373 374 375 376 377
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
378 379
endif

380 381 382 383
if with_vulkan_icd_dir == ''
  with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
endif

384
with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
385 386
_dri3 = get_option('dri3')
if _dri3 == 'auto'
387
  with_dri3 = system_has_kms_drm and with_dri2
388
else
389
  with_dri3 = _dri3 == 'true'
390 391 392 393 394
endif

if with_any_vk and (with_platform_x11 and not with_dri3)
  error('Vulkan drivers require dri3 for X11 support')
endif
395
if with_dri
396 397
  if with_glx == 'disabled' and not with_egl and not with_gbm and with_osmesa != 'classic'
    error('building dri drivers require at least one windowing system or classic osmesa')
Dylan Baker's avatar
Dylan Baker committed
398
  endif
399 400
endif

401 402
prog_pkgconfig = find_program('pkg-config')

403
_vdpau = get_option('gallium-vdpau')
404 405 406
if not system_has_kms_drm
  if _vdpau == 'true'
    error('VDPAU state tracker can only be build on unix-like OSes.')
407
  else
408
    _vdpau = 'false'
409
  endif
410 411
elif not with_platform_x11
  if _vdpau == 'true'
412
    error('VDPAU state tracker requires X11 support.')
413 414 415 416 417 418
  else
    _vdpau = 'false'
  endif
elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
          with_gallium_nouveau)
  if _vdpau == 'true'
419
    error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
420 421
  else
    _vdpau = 'false'
422 423
  endif
endif
424
dep_vdpau = null_dep
425 426 427 428 429 430 431 432 433
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
434 435 436 437 438 439 440 441 442 443
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

444
_xvmc = get_option('gallium-xvmc')
445 446 447
if not system_has_kms_drm
  if _xvmc == 'true'
    error('XVMC state tracker can only be build on unix-like OSes.')
448
  else
449
    _xvmc = 'false'
450
  endif
451 452
elif not with_platform_x11
  if _xvmc == 'true'
453
    error('XVMC state tracker requires X11 support.')
454 455 456 457 458
  else
    _xvmc = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_nouveau)
  if _xvmc == 'true'
459
    error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
460 461
  else
    _xvmc = 'false'
462 463
  endif
endif
464
dep_xvmc = null_dep
465
with_gallium_xvmc = false
466
if _xvmc != 'false'
467 468
  dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : _xvmc == 'true')
  with_gallium_xvmc = dep_xvmc.found()
469 470 471 472 473 474 475
endif

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

476
_omx = get_option('gallium-omx')
477
if not system_has_kms_drm
478
  if ['auto', 'disabled'].contains(_omx)
479
    _omx = 'disabled'
480 481
  else
    error('OMX state tracker can only be built on unix-like OSes.')
482
  endif
483
elif not (with_platform_x11 or with_platform_drm)
484
  if ['auto', 'disabled'].contains(_omx)
485
    _omx = 'disabled'
486 487
  else
    error('OMX state tracker requires X11 or drm platform support.')
488 489
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
490
  if ['auto', 'disabled'].contains(_omx)
491
    _omx = 'disabled'
492 493
  else
    error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
494
  endif
495
endif
496 497
with_gallium_omx = _omx
dep_omx = null_dep
498
dep_omx_other = []
499
if ['auto', 'bellagio'].contains(_omx)
500
  dep_omx = dependency(
501
    'libomxil-bellagio', required : _omx == 'bellagio'
502 503 504 505 506
  )
  if dep_omx.found()
    with_gallium_omx = 'bellagio'
  endif
endif
507 508
if ['auto', 'tizonia'].contains(_omx)
  if with_dri and with_egl
509 510
    dep_omx = dependency(
      'libtizonia', version : '>= 0.10.0',
511
      required : _omx == 'tizonia',
512 513
    )
    dep_omx_other = [
514 515
      dependency('libtizplatform', required : _omx == 'tizonia'),
      dependency('tizilheaders', required : _omx == 'tizonia'),
516 517 518 519
    ]
    if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
      with_gallium_omx = 'tizonia'
    endif
520 521
  elif _omx == 'tizonia'
    error('OMX-Tizonia state tracker requires dri and egl')
522
  endif
523
endif
524 525 526 527 528
if _omx == 'auto'
  with_gallium_omx = 'disabled'
else
  with_gallium_omx = _omx
endif
529

530 531 532 533 534 535
pre_args += [
  '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'),
  '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'),
]


536
omx_drivers_path = get_option('omx-libs-path')
537

538
if with_gallium_omx != 'disabled'
539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561
  # 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

562
_va = get_option('gallium-va')
563 564 565
if not system_has_kms_drm
  if _va == 'true'
    error('VA state tracker can only be built on unix-like OSes.')
566
  else
567
    _va = 'false'
568
  endif
569 570
elif not (with_platform_x11 or with_platform_drm)
  if _va == 'true'
571
    error('VA state tracker requires X11 or drm or wayland platform support.')
572 573 574 575 576
  else
    _va = 'false'
  endif
elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
  if _va == 'true'
577
    error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
578 579
  else
    _va = 'false'
580 581
  endif
endif
582
with_gallium_va = false
583
dep_va = null_dep
584 585 586 587 588 589 590 591
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
592 593 594 595 596 597 598
endif

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

599
_xa = get_option('gallium-xa')
600 601 602
if not system_has_kms_drm
  if _xa == 'true'
    error('XA state tracker can only be built on unix-like OSes.')
603
  else
604
    _xa = 'false'
605
  endif
606 607 608
elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
          or with_gallium_svga)
  if _xa == 'true'
609
    error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
610 611
  else
    _xa = 'false'
612 613
  endif
endif
614
with_gallium_xa = _xa != 'false'
615

616 617
d3d_drivers_path = get_option('d3d-drivers-path')
if d3d_drivers_path == ''
618
  d3d_drivers_path = join_paths(get_option('prefix'), get_option('libdir'), 'd3d')
619 620 621 622 623 624 625 626
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)
Vinson Lee's avatar
Vinson Lee committed
627
    error('The nine state tracker requires at least one non-swrast gallium driver.')
628 629 630 631 632 633
  endif
  if not with_dri3
    error('Using nine with wine requires dri3')
  endif
endif

634
if get_option('power8') != 'false'
635 636 637 638 639 640
  # on old versions of meson the cpu family would return as ppc64le on little
  # endian power8, this was changed in 0.48 such that the family would always
  # be ppc64 regardless of endianness, and the the machine.endian() value
  # should be checked. Since we support versions < 0.48 we need to use
  # startswith.
  if host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660
    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
661
_opencl = get_option('gallium-opencl')
662
clover_cpp_std = []
663
if _opencl != 'disabled'
Dylan Baker's avatar
Dylan Baker committed
664 665 666 667 668 669 670
  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'
671 672 673 674 675 676 677 678

  if host_machine.cpu_family().startswith('ppc') and cpp.compiles('''
      #if !defined(__VEC__) || !defined(__ALTIVEC__)
      #error "AltiVec not enabled"
      #endif''',
      name : 'Altivec')
    clover_cpp_std += ['cpp_std=gnu++11']
  endif
Dylan Baker's avatar
Dylan Baker committed
679
else
680
  dep_clc = null_dep
Dylan Baker's avatar
Dylan Baker committed
681
  with_gallium_opencl = false
682
  with_opencl_icd = false
Dylan Baker's avatar
Dylan Baker committed
683 684
endif

Dylan Baker's avatar
Dylan Baker committed
685
gl_pkgconfig_c_flags = []
686
if with_platform_x11
687
  if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
688 689
    pre_args += '-DHAVE_X11_PLATFORM'
  endif
690
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
691
    pre_args += '-DUSE_XSHM'
692 693 694 695 696 697 698
  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'
699 700
    elif with_dri_platform == 'apple'
      pre_args += '-DGLX_USE_APPLEGL'
701 702
    elif with_dri_platform == 'windows'
      pre_args += '-DGLX_USE_WINDOWSGL'
703 704
    endif
  endif
Dylan Baker's avatar
Dylan Baker committed
705 706 707 708 709 710 711 712 713 714 715 716
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'
717
endif
718 719 720 721 722 723 724 725
if with_platform_android
  dep_android = [
    dependency('cutils'),
    dependency('hardware'),
    dependency('sync'),
  ]
  pre_args += '-DHAVE_ANDROID_PLATFORM'
endif
726 727 728
if with_platform_haiku
  pre_args += '-DHAVE_HAIKU_PLATFORM'
endif
729

730
prog_python = import('python3').find_python()
731 732 733 734 735 736 737
has_mako = run_command(
  prog_python, '-c',
  '''
from distutils.version import StrictVersion
import mako
assert StrictVersion(mako.__version__) > StrictVersion("0.8.0")
  ''')
738
if has_mako.returncode() != 0
739
  error('Python (3.x) mako module >= 0.8.0 required to build mesa.')
740
endif
741 742

if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
743
  error('When using GCC, version 4.4.6 or later is required.')
744 745
endif

746 747
# Define DEBUG for debug builds only (debugoptimized is not included on this one)
if get_option('buildtype') == 'debug'
748 749 750
  pre_args += '-DDEBUG'
endif

751 752 753 754 755 756
if get_option('shader-cache')
  pre_args += '-DENABLE_SHADER_CACHE'
elif with_amd_vk
  error('Radv requires shader cache support')
endif

757 758 759 760 761 762 763 764
# 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

765
# check for GCC __attribute__
766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782
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))')
783
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
784 785 786 787 788 789
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(...)))')
790
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
791 792 793 794 795
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
796 797 798 799
if cc.compiles('int foo(void) __attribute__((__noreturn__));',
               name : '__attribute__((__noreturn__))')
  pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
endif
800 801

# TODO: this is very incomplete
802
if ['linux', 'cygwin', 'gnu'].contains(host_machine.system())
803 804 805
  pre_args += '-D_GNU_SOURCE'
endif

806
# Check for generic C arguments
807
c_args = []
Dylan Baker's avatar
Dylan Baker committed
808
foreach a : ['-Werror=implicit-function-declaration',
809 810
             '-Werror=missing-prototypes', '-Werror=return-type',
             '-fno-math-errno',
811 812 813 814 815
             '-fno-trapping-math', '-Qunused-arguments']
  if cc.has_argument(a)
    c_args += a
  endif
endforeach
816

817
foreach a : ['missing-field-initializers', 'format-truncation']
818 819 820 821
  if cc.has_argument('-W' + a)
    c_args += '-Wno-' + a
  endif
endforeach
822

823 824 825 826 827
c_vis_args = []
if cc.has_argument('-fvisibility=hidden')
  c_vis_args += '-fvisibility=hidden'
endif

828 829
# Check for generic C++ arguments
cpp_args = []
Dylan Baker's avatar
Dylan Baker committed
830
foreach a : ['-Werror=return-type',
831
             '-fno-math-errno', '-fno-trapping-math',
832 833 834 835 836 837
             '-Qunused-arguments']
  if cpp.has_argument(a)
    cpp_args += a
  endif
endforeach

838 839
# For some reason, the test for -Wno-foo always succeeds with gcc, even if the
# option is not supported. Hence, check for -Wfoo instead.
840

841
foreach a : ['non-virtual-dtor', 'missing-field-initializers', 'format-truncation']
842 843 844 845
  if cpp.has_argument('-W' + a)
    cpp_args += '-Wno-' + a
  endif
endforeach
846 847 848 849 850 851 852 853

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

854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872
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

873
if host_machine.cpu_family().startswith('x86')
874
  pre_args += '-DUSE_SSE41'
875 876 877 878 879 880 881 882 883 884 885 886
  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
887 888

# Check for GCC style atomics
889
dep_atomic = null_dep
890

Matt Turner's avatar
Matt Turner committed
891 892 893 894 895
if cc.compiles('''#include <stdint.h>
                  int main() {
                    struct {
                      uint64_t *v;
                    } x;
896 897 898
                    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
899
                  }''',
900 901
               name : 'GCC atomic builtins')
  pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
902 903 904 905 906 907 908 909 910

  # 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() {
911 912 913
                       struct {
                         uint64_t *v;
                       } x;
914 915
                       return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
                              (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
916 917 918 919
                     }''',
                  name : 'GCC atomic builtins required -latomic')
    dep_atomic = cc.find_library('atomic')
  endif
920 921 922 923 924 925
endif
if not cc.links('''#include <stdint.h>
                   uint64_t v;
                   int main() {
                     return __sync_add_and_fetch(&v, (uint64_t)1);
                   }''',
Dylan Baker's avatar
Dylan Baker committed
926
                dependencies : dep_atomic,
927
                name : 'GCC 64bit atomics')
Dylan Baker's avatar
Dylan Baker committed
928
  pre_args += '-DMISSING_64BIT_ATOMICS'
929 930 931 932
endif

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

933 934 935 936 937 938
# 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.
939
if meson.is_cross_build() 
940 941 942 943
  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
944 945 946 947
  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.
948 949 950 951 952 953
    # 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.
    ''')
954 955
    with_asm = false
  endif
956 957 958 959 960
endif

with_asm_arch = ''
if with_asm
  if host_machine.cpu_family() == 'x86'
961
    if system_has_kms_drm or host_machine.system() == 'gnu'
962 963 964
      with_asm_arch = 'x86'
      pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
                   '-DUSE_SSE_ASM']
965 966 967 968

      if with_glx_read_only_text
         pre_args += ['-DGLX_X86_READONLY_TEXT']
      endif
969 970
    endif
  elif host_machine.cpu_family() == 'x86_64'
myfreeweb's avatar
myfreeweb committed
971
    if system_has_kms_drm
972 973 974 975
      with_asm_arch = 'x86_64'
      pre_args += ['-DUSE_X86_64_ASM']
    endif
  elif host_machine.cpu_family() == 'arm'
myfreeweb's avatar
myfreeweb committed
976
    if system_has_kms_drm
977 978 979 980
      with_asm_arch = 'arm'
      pre_args += ['-DUSE_ARM_ASM']
    endif
  elif host_machine.cpu_family() == 'aarch64'
myfreeweb's avatar
myfreeweb committed
981
    if system_has_kms_drm
982 983 984
      with_asm_arch = 'aarch64'
      pre_args += ['-DUSE_AARCH64_ASM']
    endif
985 986 987 988 989
  elif host_machine.cpu_family() == 'sparc64'
    if system_has_kms_drm
      with_asm_arch = 'sparc'
      pre_args += ['-DUSE_SPARC_ASM']
    endif
990
  elif host_machine.cpu_family().startswith('ppc64') and host_machine.endian() == 'little'
991 992 993 994
    if system_has_kms_drm
      with_asm_arch = 'ppc64le'
      pre_args += ['-DUSE_PPC64LE_ASM']
    endif
995 996
  endif
endif
997 998 999 1000 1001 1002 1003 1004

# 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

1005
foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h', 'dlfcn.h']
1006
  if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h))
1007 1008 1009 1010
    pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
  endif
endforeach

1011
foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029
  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);
1030
      float f = strtof_l(s, end, loc);
1031 1032 1033
      freelocale(loc);
      return 0;
    }''',
1034
    args : pre_args,
1035 1036 1037 1038 1039 1040
    name : 'strtod has locale support')
  pre_args += '-DHAVE_STRTOD_L'
endif

# Check for some linker flags
ld_args_bsymbolic = []
1041
if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
1042 1043 1044 1045
  ld_args_bsymbolic += '-Wl,-Bsymbolic'
endif
ld_args_gc_sections = []
if cc.links('static char unused() { return 5; } int main() { return 0; }',
1046
            args : '-Wl,--gc-sections', name : 'gc-sections')
1047 1048
  ld_args_gc_sections += '-Wl,--gc-sections'
endif
1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062
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
1063 1064 1065 1066
ld_args_build_id = []
if build_machine.system() != 'darwin'
   ld_args_build_id += '-Wl,--build-id=sha1'
endif
1067 1068 1069

# check for dl support
if cc.has_function('dlopen')
1070
  dep_dl = null_dep
1071 1072 1073
else
  dep_dl = cc.find_library('dl')
endif
1074 1075 1076
if cc.has_function('dladdr', dependencies : dep_dl)
  # This is really only required for megadrivers
  pre_args += '-DHAVE_DLADDR'
1077 1078 1079 1080
endif

if cc.has_function('dl_iterate_phdr')
  pre_args += '-DHAVE_DL_ITERATE_PHDR'
1081 1082 1083 1084
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.')
1085 1086 1087 1088
endif

# Determine whether or not the rt library is needed for time functions
if cc.has_function('clock_gettime')
1089
  dep_clock = null_dep
1090 1091 1092 1093 1094 1095
else
  dep_clock = cc.find_library('rt')
endif

# TODO: some of these may be conditional
dep_zlib = dependency('zlib', version : '>= 1.2.3')
1096
pre_args += '-DHAVE_ZLIB'
1097
dep_thread = dependency('threads')
1098
if dep_thread.found() and host_machine.system() != 'windows'
1099
  pre_args += '-DHAVE_PTHREAD'
1100 1101 1102 1103 1104 1105 1106
  if cc.has_function(
      'pthread_setaffinity_np',
      dependencies : dep_thread,
      prefix : '#include <pthread.h>',
      args : '-D_GNU_SOURCE')
    pre_args += '-DHAVE_PTHREAD_SETAFFINITY'
  endif
1107
endif
1108 1109 1110 1111
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
1112

1113 1114 1115 1116
# 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
1117 1118 1119 1120 1121
dep_libdrm_amdgpu = null_dep
dep_libdrm_radeon = null_dep
dep_libdrm_nouveau = null_dep
dep_libdrm_etnaviv = null_dep
dep_libdrm_intel = null_dep
1122

1123
_drm_amdgpu_ver = '2.4.95'
1124 1125
_drm_radeon_ver = '2.4.71'
_drm_nouveau_ver = '2.4.66'
1126
_drm_etnaviv_ver = '2.4.89'
1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138
_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],
]

1139 1140 1141 1142 1143 1144
# VC4 only needs core libdrm support of this version, not a libdrm_vc4
# library.
if with_gallium_vc4
  _drm_ver = '2.4.89'
endif

1145 1146
# Loop over the enables versions and get the highest libdrm requirement for all
# active drivers.
1147
_drm_blame = ''
1148 1149 1150 1151
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
1152
    _drm_blame = d[0]
1153 1154
  endif
endforeach
1155 1156 1157
if _drm_blame != ''
  message('libdrm @0@ needed because @1@ has the highest requirement'.format(_drm_ver, _drm_blame))
endif
1158 1159 1160 1161 1162 1163

# Then get each libdrm module
foreach d : _libdrm_checks
  if d[1]
    set_variable(
      'dep_libdrm_' + d[0],
1164
      dependency('libdrm_' + d[0], version : '>=' + _drm_ver)
1165 1166 1167
    )
  endif
endforeach
1168

1169
with_gallium_drisw_kms = false
1170 1171
dep_libdrm = dependency(
  'libdrm', version : '>=' + _drm_ver,
1172
  required : with_dri2 or with_dri3
1173
)
1174 1175 1176 1177 1178 1179 1180
if dep_libdrm.found()
  pre_args += '-DHAVE_LIBDRM'
  if with_dri_platform == 'drm' and with_dri
    with_gallium_drisw_kms = true
  endif
endif

1181
llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1182
llvm_optional_modules = []
Dylan Baker's avatar
Dylan Baker committed
1183
if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1184
  llvm_modules += ['amdgpu', 'native', 'bitreader', 'ipo']
Dylan Baker's avatar
Dylan Baker committed
1185 1186 1187
  if with_gallium_r600
    llvm_modules += 'asmparser'
  endif
1188
endif
Dylan Baker's avatar
Dylan Baker committed
1189 1190 1191 1192 1193
if with_gallium_opencl
  llvm_modules += [
    'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
    'lto', 'option', 'objcarcopts', 'profiledata',
  ]
1194
  llvm_optional_modules += ['coroutines']
Dylan Baker's avatar
Dylan Baker committed
1195
endif
1196

1197 1198 1199
if with_amd_vk or with_gallium_radeonsi
  _llvm_version = '>= 6.0.0'
elif with_gallium_swr
1200
  _llvm_version = '>= 6.0.0'
1201
elif with_gallium_opencl or with_gallium_r600
1202 1203 1204 1205 1206
  _llvm_version = '>= 3.9.0'
else
  _llvm_version = '>= 3.3.0'
endif

1207 1208
_shared_llvm = get_option('shared-llvm')

1209
_llvm = get_option('llvm')
1210 1211 1212
dep_llvm = null_dep
with_llvm = false
if _llvm != 'false'
1213 1214 1215 1216 1217
  dep_llvm = dependency(
    'llvm',
    version : _llvm_version,
    modules : llvm_modules,
    optional_modules : llvm_optional_modules,
1218 1219 1220 1221
    required : (
      with_amd_vk or with_gallium_radeonsi or with_gallium_swr or
      with_gallium_opencl or _llvm == 'true'
    ),
1222
    static : not _shared_llvm,
1223
  )
1224
  with_llvm = dep_llvm.found()
1225 1226 1227
endif
if with_llvm
  _llvm_version = dep_llvm.version().split('.')
1228 1229 1230 1231 1232 1233 1234 1235

  # 3 digits versions in LLVM only started from 3.4.1 on
  if dep_llvm.version().version_compare('>= 3.4.1')
    _llvm_patch = _llvm_version[2]
  else
    _llvm_patch = '0'
  endif

1236
  pre_args += [
1237
    '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1238 1239
    '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
  ]
1240 1241 1242 1243 1244

  # LLVM can be built without rtti, turning off rtti changes the ABI of C++
  # programs, so we need to build all C++ code in mesa without rtti as well to
  # ensure that linking works.
  if dep_llvm.get_configtool_variable('has-rtti') == 'NO'
1245 1246 1247
    if with_gallium_nouveau
      error('The Nouveau driver requires rtti. You either need to turn off nouveau or use an LLVM built with LLVM_ENABLE_RTTI.')
    endif
1248
    cpp_args += '-fno-rtti'
1249
  endif
Dylan Baker's avatar
Dylan Baker committed
1250
elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1251
  error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1252
endif
1253

1254 1255 1256 1257 1258 1259 1260 1261 1262 1263
if (with_amd_vk or with_gallium_radeonsi or with_gallium_opencl or
    (with_gallium_r600 and with_llvm))
  dep_elf = dependency('libelf', required : false)
  if not dep_elf.found()
    dep_elf = cc.find_library('elf')
  endif
else
  dep_elf = null_dep
endif

1264
dep_glvnd = null_dep
Dylan Baker's avatar
Dylan Baker committed
1265 1266 1267 1268 1269
if with_glvnd
  dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
  pre_args += '-DUSE_LIBGLVND=1'
endif

1270 1271 1272 1273 1274 1275
if with_valgrind != 'false'
  dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
  if dep_valgrind.found()
    pre_args += '-DHAVE_VALGRIND'
  endif
else
1276
  dep_valgrind = null_dep
1277 1278 1279 1280
endif

# pthread stubs. Lets not and say we didn't

1281 1282 1283
prog_bison = find_program('bison', required : with_any_opengl)
prog_flex = find_program('flex', required : with_any_opengl)

1284
dep_selinux = null_dep
Eric Engestrom's avatar
Eric Engestrom committed
1285 1286 1287 1288
if get_option('selinux')
  dep_selinux = dependency('libselinux')
  pre_args += '-DMESA_SELINUX'
endif
1289

1290 1291 1292 1293 1294 1295
if with_libunwind != 'false'
  dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
  if dep_unwind.found()
    pre_args += '-DHAVE_LIBUNWIND'
  endif
else
1296
  dep_unwind = null_dep
1297
endif
1298

1299 1300 1301 1302
if with_osmesa != 'none'
  if with_osmesa == 'classic' and not with_dri_swrast
    error('OSMesa classic requires dri (classic) swrast.')
  endif
1303 1304 1305
  if with_osmesa == 'gallium' and not with_gallium_softpipe
    error('OSMesa gallium requires gallium softpipe or llvmpipe.')
  endif
1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317
  osmesa_lib_name = 'OSMesa'
  osmesa_bits = get_option('osmesa-bits')
  if osmesa_bits != '8'
    if with_dri or with_glx != 'disabled'
      error('OSMesa bits must be 8 if building glx or dir based drivers')
    endif
    osmesa_lib_name = osmesa_lib_name + osmesa_bits
    pre_args += [
      '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
    ]
  endif
endif
1318 1319 1320 1321

# TODO: symbol mangling

if with_platform_wayland
1322 1323
  dep_wl_scanner = dependency('wayland-scanner', native: true)
  prog_wl_scanner = find_program(dep_wl_scanner.get_pkgconfig_variable('wayland_scanner'))
1324 1325 1326 1327 1328
  if dep_wl_scanner.version().version_compare('>= 1.15')
    wl_scanner_arg = 'private-code'
  else
    wl_scanner_arg = 'code'
  endif
1329 1330 1331
  dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
  dep_wayland_client = dependency('wayland-client', version : '>=1.11')
  dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1332
  if with_egl
1333 1334 1335
    dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3')
    dep_wayland_egl_headers = declare_dependency(
      compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split())
1336
  endif
Dylan Baker's avatar
Dylan Baker committed
1337 1338 1339 1340 1341
  wayland_dmabuf_xml = join_paths(
    dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
    'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
  )
  pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1342 1343
endif

1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360
dep_x11 = null_dep
dep_xext = null_dep
dep_xdamage = null_dep
dep_xfixes = null_dep
dep_x11_xcb = null_dep
dep_xcb = null_dep
dep_xcb_glx = null_dep
dep_xcb_dri2 = null_dep
dep_xcb_dri3 = null_dep
dep_dri2proto = null_dep
dep_glproto = null_dep
dep_xxf86vm = null_dep
dep_xcb_dri3 = null_dep
dep_xcb_present = null_dep
dep_xcb_sync = null_dep
dep_xcb_xfixes = null_dep
dep_xshmfence = null_dep
1361
dep_xcb_xrandr = null_dep
1362
dep_xlib_xrandr = null_dep
1363
if with_platform_x11
1364
  if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1365 1366 1367
    dep_x11 = dependency('x11')
    dep_xext = dependency('xext')
    dep_xcb = dependency('xcb')
1368
  elif with_glx == 'dri'
1369 1370 1371 1372 1373
    dep_x11 = dependency('x11')
    dep_xext = dependency('xext')
    dep_xdamage = dependency('xdamage', version : '>= 1.1')
    dep_xfixes = dependency('xfixes')
    dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
Dylan Baker's avatar
Dylan Baker committed
1374
  endif
1375
  if (with_any_vk or with_glx == 'dri' or
1376 1377
       (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
        with_gallium_omx != 'disabled'))
1378 1379
    dep_xcb = dependency('xcb')
    dep_x11_xcb = dependency('x11-xcb')
1380
  endif
1381
  if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1382 1383
    dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')

Dylan Baker's avatar
Dylan Baker committed
1384
    if with_dri3
1385 1386 1387 1388 1389 1390 1391 1392
      pre_args += '-DHAVE_DRI3'
      dep_xcb_dri3 = dependency('xcb-dri3')
      dep_xcb_present = dependency('xcb-present')
      # until xcb-dri3 has been around long enough to make a hard-dependency:
      if (dep_xcb_dri3.version().version_compare('>= 1.13') and
          dep_xcb_present.version().version_compare('>= 1.13'))
        pre_args += '-DHAVE_DRI3_MODIFIERS'
      endif
1393 1394
      dep_xcb_sync = dependency('xcb-sync')
      dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
Dylan Baker's avatar
Dylan Baker committed
1395
    endif
1396
  endif
1397
  if with_glx == 'dri'
1398 1399
    if with_dri_platform == 'drm'
      dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1400
      dep_xxf86vm = dependency('xxf86vm')
1401
    endif
1402 1403
    dep_glproto = dependency('glproto', version : '>= 1.4.14')
  endif
1404 1405 1406
  if (with_egl or (
      with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or
      with_gallium_omx != 'disabled'))
Dylan Baker's avatar
Dylan Baker committed
1407 1408
    dep_xcb_xfixes = dependency('xcb-xfixes')
  endif
1409
  if with_xlib_lease
1410
    dep_xcb_xrandr = dependency('xcb-randr')
1411
    dep_xlib_xrandr = dependency('xrandr', version : '>= 1.3')
1412
  endif
1413 1414
endif

1415 1416 1417 1418
if get_option('gallium-extra-hud')
  pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
endif

1419 1420
_sensors = get_option('lmsensors')
if _sensors != 'false'
1421
  dep_lmsensors = cc.find_library('sensors', required : _sensors == 'true')
1422 1423 1424 1425
  if dep_lmsensors.found()
    pre_args += '-DHAVE_LIBSENSORS=1'
  endif
else
1426
  dep_lmsensors = null_dep
1427 1428
endif

1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440
foreach a : pre_args
  add_project_arguments(a, language : ['c', 'cpp'])
endforeach
foreach a : c_args
  add_project_arguments(a, language : ['c'])
endforeach
foreach a : cpp_args
  add_project_arguments(a, language : ['cpp'])
endforeach

inc_include = include_directories('include')

1441 1442 1443 1444 1445 1446 1447 1448 1449 1450
gl_priv_reqs = []

if with_glx == 'xlib' or with_glx == 'gallium-xlib'
  gl_priv_reqs += ['x11', 'xext', 'xcb']
elif with_glx == 'dri'
  gl_priv_reqs += [
    'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
    'xcb-glx >= 1.8.1']
  if with_dri_platform == 'drm'
    gl_priv_reqs += 'xcb-dri2 >= 1.8'
1451
    gl_priv_reqs += 'xxf86vm'
1452 1453
  endif
endif
1454 1455 1456
if dep_libdrm.found()
  gl_priv_reqs += 'libdrm >= 2.4.75'
endif
Dylan Baker's avatar
Dylan Baker committed
1457 1458 1459 1460 1461 1462 1463 1464

gl_priv_libs = []
if dep_thread.found()
  gl_priv_libs += ['-lpthread', '-pthread']
endif
if dep_m.found()
  gl_priv_libs += '-lm'
endif
1465
if dep_dl.found()
Dylan Baker's avatar
Dylan Baker committed
1466 1467 1468
  gl_priv_libs += '-ldl'
endif

1469 1470
pkg = import('pkgconfig')

1471 1472 1473
env_test = environment()
env_test.set('NM', find_program('nm').path())

1474
subdir('include')
1475
subdir('bin')
1476
subdir('src')