meson.build

   1 # Copyright © 2017-2018 Intel Corporation
   2
   3 # Permission is hereby granted, free of charge, to any person obtaining a copy
   4 # of this software and associated documentation files (the "Software"), to deal
   5 # in the Software without restriction, including without limitation the rights
   6 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7 # copies of the Software, and to permit persons to whom the Software is
   8 # furnished to do so, subject to the following conditions:
   9
  10 # The above copyright notice and this permission notice shall be included in
  11 # all copies or substantial portions of the Software.
  12
  13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  19 # SOFTWARE.
  20
  21 project(
  22   'mesa',
  23   ['c', 'cpp'],
  24   version : run_command(
  25     [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py']
  26   ).stdout(),
  27   license : 'MIT',
  28   meson_version : '>= 0.42',
  29   default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11']
  30 )
  31
  32 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
  33
  34 # Arguments for the preprocessor, put these in a separate array from the C and
  35 # C++ (cpp in meson terminology) arguments since they need to be added to the
  36 # default arguments for both C and C++.
  37 pre_args = [
  38   '-D__STDC_CONSTANT_MACROS',
  39   '-D__STDC_FORMAT_MACROS',
  40   '-D__STDC_LIMIT_MACROS',
  41   '-DVERSION="@0@"'.format(meson.project_version()),
  42   '-DPACKAGE_VERSION=VERSION',
  43   '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
  44 ]
  45
  46 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
  47 with_tests = get_option('build-tests')
  48 with_valgrind = get_option('valgrind')
  49 with_libunwind = get_option('libunwind')
  50 with_asm = get_option('asm')
  51 with_osmesa = get_option('osmesa')
  52 with_swr_arches = get_option('swr-arches').split(',')
  53 with_tools = get_option('tools').split(',')
  54 if with_tools.contains('all')
  55   with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau']
  56 endif
  57 if get_option('texture-float')
  58   pre_args += '-DTEXTURE_FLOAT_ENABLED'
  59   message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
  60 endif
  61
  62 dri_drivers_path = get_option('dri-drivers-path')
  63 if dri_drivers_path == ''
  64   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
  65 endif
  66 dri_search_path = get_option('dri-search-path')
  67 if dri_search_path == ''
  68   dri_search_path = join_paths(get_option('prefix'), dri_drivers_path)
  69 endif
  70
  71 with_gles1 = get_option('gles1')
  72 with_gles2 = get_option('gles2')
  73 with_opengl = get_option('opengl')
  74 with_any_opengl = with_opengl or with_gles1 or with_gles2
  75 # Only build shared_glapi if at least one OpenGL API is enabled
  76 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
  77
  78
  79 # shared-glapi is required if at least two OpenGL APIs are being built
  80 if not with_shared_glapi
  81   if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
  82       or (with_gles2 and with_opengl))
  83     error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  84   endif
  85 endif
  86
  87 # We require OpenGL for OpenGL ES
  88 if (with_gles1 or with_gles2) and not with_opengl
  89   error('building OpenGL ES without OpenGL is not supported.')
  90 endif
  91
  92 with_dri = false
  93 with_dri_i915 = false
  94 with_dri_i965 = false
  95 with_dri_r100 = false
  96 with_dri_r200 = false
  97 with_dri_nouveau = false
  98 with_dri_swrast = false
  99 _drivers = get_option('dri-drivers')
 100 if _drivers == 'auto'
 101   if host_machine.system() == 'linux'
 102     # TODO: PPC, Sparc
 103     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
 104       _drivers = 'i915,i965,r100,r200,nouveau'
 105     else
 106       error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
 107     endif
 108   elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
 109     # only swrast would make sense here, but gallium swrast is a much better default
 110     _drivers = ''
 111   else
 112     error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
 113   endif
 114 endif
 115 if _drivers != ''
 116   _split = _drivers.split(',')
 117   with_dri_i915 = _split.contains('i915')
 118   with_dri_i965 = _split.contains('i965')
 119   with_dri_r100 = _split.contains('r100')
 120   with_dri_r200 = _split.contains('r200')
 121   with_dri_nouveau = _split.contains('nouveau')
 122   with_dri_swrast = _split.contains('swrast')
 123   with_dri = true
 124 endif
 125
 126 with_gallium = false
 127 with_gallium_pl111 = false
 128 with_gallium_radeonsi = false
 129 with_gallium_r300 = false
 130 with_gallium_r600 = false
 131 with_gallium_nouveau = false
 132 with_gallium_freedreno = false
 133 with_gallium_softpipe = false
 134 with_gallium_vc4 = false
 135 with_gallium_vc5 = false
 136 with_gallium_etnaviv = false
 137 with_gallium_imx = false
 138 with_gallium_i915 = false
 139 with_gallium_svga = false
 140 with_gallium_virgl = false
 141 with_gallium_swr = false
 142 _drivers = get_option('gallium-drivers')
 143 if _drivers == 'auto'
 144   if host_machine.system() == 'linux'
 145     # TODO: PPC, Sparc
 146     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
 147       _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
 148     elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
 149       _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
 150     else
 151       error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
 152     endif
 153   elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system())
 154     _drivers = 'swrast'
 155   else
 156     error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
 157   endif
 158 endif
 159 if _drivers != ''
 160   _split = _drivers.split(',')
 161   with_gallium_pl111 = _split.contains('pl111')
 162   with_gallium_radeonsi = _split.contains('radeonsi')
 163   with_gallium_r300 = _split.contains('r300')
 164   with_gallium_r600 = _split.contains('r600')
 165   with_gallium_nouveau = _split.contains('nouveau')
 166   with_gallium_freedreno = _split.contains('freedreno')
 167   with_gallium_softpipe = _split.contains('swrast')
 168   with_gallium_vc4 = _split.contains('vc4')
 169   with_gallium_vc5 = _split.contains('vc5')
 170   with_gallium_etnaviv = _split.contains('etnaviv')
 171   with_gallium_imx = _split.contains('imx')
 172   with_gallium_i915 = _split.contains('i915')
 173   with_gallium_svga = _split.contains('svga')
 174   with_gallium_virgl = _split.contains('virgl')
 175   with_gallium_swr = _split.contains('swr')
 176   with_gallium = true
 177   if system_has_kms_drm
 178     _glx = get_option('glx')
 179     _egl = get_option('egl')
 180     if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false')
 181       with_dri = true
 182     endif
 183   endif
 184 endif
 185
 186 with_intel_vk = false
 187 with_amd_vk = false
 188 with_any_vk = false
 189 _vulkan_drivers = get_option('vulkan-drivers')
 190 if _vulkan_drivers == 'auto'
 191   if host_machine.system() == 'linux'
 192     if host_machine.cpu_family().startswith('x86')
 193       _vulkan_drivers = 'amd,intel'
 194     else
 195       error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
 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     error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
 202   endif
 203 endif
 204 if _vulkan_drivers != ''
 205   _split = _vulkan_drivers.split(',')
 206   with_intel_vk = _split.contains('intel')
 207   with_amd_vk = _split.contains('amd')
 208   with_any_vk = with_amd_vk or with_intel_vk
 209 endif
 210
 211 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
 212   error('Only one swrast provider can be built')
 213 endif
 214 if with_dri_i915 and with_gallium_i915
 215   error('Only one i915 provider can be built')
 216 endif
 217 if with_gallium_imx and not with_gallium_etnaviv
 218   error('IMX driver requires etnaviv driver')
 219 endif
 220 if with_gallium_pl111 and not with_gallium_vc4
 221   error('pl111 driver requires vc4 driver')
 222 endif
 223
 224 dep_libdrm_intel = []
 225 if with_dri_i915 or with_gallium_i915
 226   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 227 endif
 228
 229 if host_machine.system() == 'darwin'
 230   with_dri_platform = 'apple'
 231 elif ['windows', 'cygwin'].contains(host_machine.system())
 232   with_dri_platform = 'windows'
 233 elif system_has_kms_drm
 234   with_dri_platform = 'drm'
 235 else
 236   # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
 237   # assert here that one of those cases has been met.
 238   # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
 239   # support Hurd at time of writing (2017/11)
 240   # FIXME: illumos ends up here as well
 241   with_dri_platform = 'none'
 242 endif
 243
 244 with_platform_android = false
 245 with_platform_wayland = false
 246 with_platform_x11 = false
 247 with_platform_drm = false
 248 with_platform_surfaceless = false
 249 egl_native_platform = ''
 250 _platforms = get_option('platforms')
 251 if _platforms == 'auto'
 252   if system_has_kms_drm
 253     _platforms = 'x11,wayland,drm,surfaceless'
 254   elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system())
 255     _platforms = 'x11,surfaceless'
 256   elif ['haiku'].contains(host_machine.system())
 257     _platforms = 'haiku'
 258   else
 259     error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.')
 260   endif
 261 endif
 262 if _platforms != ''
 263   _split = _platforms.split(',')
 264   with_platform_android = _split.contains('android')
 265   with_platform_x11 = _split.contains('x11')
 266   with_platform_wayland = _split.contains('wayland')
 267   with_platform_drm = _split.contains('drm')
 268   with_platform_haiku = _split.contains('haiku')
 269   with_platform_surfaceless = _split.contains('surfaceless')
 270   egl_native_platform = _split[0]
 271 endif
 272
 273 with_glx = get_option('glx')
 274 if with_glx == 'auto'
 275   if with_dri
 276     with_glx = 'dri'
 277   elif with_platform_haiku
 278     with_glx = 'disabled'
 279   elif with_gallium
 280     # Even when building just gallium drivers the user probably wants dri
 281     with_glx = 'dri'
 282     with_dri = true
 283   elif with_platform_x11 and with_any_opengl and not with_any_vk
 284     # The automatic behavior should not be to turn on xlib based glx when
 285     # building only vulkan drivers
 286     with_glx = 'xlib'
 287   else
 288     with_glx = 'disabled'
 289   endif
 290 endif
 291
 292 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
 293   with_gles1 = false
 294   with_gles2 = false
 295   with_opengl = false
 296   with_any_opengl = false
 297   with_shared_glapi = false
 298 endif
 299
 300 _gbm = get_option('gbm')
 301 if _gbm == 'auto'
 302   with_gbm = system_has_kms_drm and with_dri
 303 else
 304   with_gbm = _gbm == 'true'
 305 endif
 306 if with_gbm and not system_has_kms_drm
 307   error('GBM only supports DRM/KMS platforms')
 308 endif
 309
 310 _egl = get_option('egl')
 311 if _egl == 'auto'
 312   with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
 313 elif _egl == 'true'
 314   if not with_dri
 315     error('EGL requires dri')
 316   elif not with_shared_glapi
 317     error('EGL requires shared-glapi')
 318   elif egl_native_platform == ''
 319     error('No platforms specified, consider -Dplatforms=drm,x11 at least')
 320   elif not ['disabled', 'dri'].contains(with_glx)
 321     error('EGL requires dri, but a GLX is being built without dri')
 322   endif
 323   with_egl = true
 324 else
 325   with_egl = false
 326 endif
 327
 328 if with_egl and not (with_platform_drm or with_platform_surfaceless)
 329   if with_gallium_radeonsi
 330     error('RadeonSI requires drm or surfaceless platform when using EGL')
 331   endif
 332   if with_gallium_virgl
 333     error('Virgl requires drm or surfaceless platform when using EGL')
 334   endif
 335 endif
 336
 337 pre_args += '-DGLX_USE_TLS'
 338 if with_glx != 'disabled'
 339   if not (with_platform_x11 and with_any_opengl)
 340     if with_glx == 'auto'
 341       with_glx = 'disabled'
 342     else
 343       error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 344     endif
 345   elif with_glx == 'gallium-xlib'
 346     if not with_gallium
 347       error('Gallium-xlib based GLX requires at least one gallium driver')
 348     elif not with_gallium_softpipe
 349       error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
 350     elif with_dri
 351       error('gallium-xlib conflicts with any dri driver')
 352     endif
 353   elif with_glx == 'xlib'
 354     if with_dri
 355       error('xlib conflicts with any dri driver')
 356     endif
 357   elif with_glx == 'dri' and not with_dri
 358     error('dri based GLX requires at least one DRI driver')
 359   endif
 360 endif
 361
 362 with_glvnd = get_option('glvnd')
 363 if with_glvnd
 364   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
 365     error('Cannot build glvnd support for GLX that is not DRI based.')
 366   elif with_glx == 'disabled' and not with_egl
 367     error('glvnd requires DRI based GLX and/or EGL')
 368   endif
 369 endif
 370
 371 # TODO: toggle for this
 372 with_glx_direct = true
 373
 374 if with_vulkan_icd_dir == ''
 375   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 376 endif
 377
 378 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
 379 _dri3 = get_option('dri3')
 380 if _dri3 == 'auto'
 381   with_dri3 = system_has_kms_drm and with_dri2
 382 else
 383   with_dri3 = _dri3 == 'true'
 384 endif
 385
 386 if with_any_vk and (with_platform_x11 and not with_dri3)
 387   error('Vulkan drivers require dri3 for X11 support')
 388 endif
 389 if with_dri or with_gallium
 390   if with_glx == 'disabled' and not with_egl and not with_platform_haiku
 391     error('building dri or gallium drivers require at least one window system')
 392   endif
 393 endif
 394
 395 prog_pkgconfig = find_program('pkg-config')
 396
 397 _vdpau = get_option('gallium-vdpau')
 398 if not system_has_kms_drm
 399   if _vdpau == 'true'
 400     error('VDPAU state tracker can only be build on unix-like OSes.')
 401   else
 402     _vdpau = 'false'
 403   endif
 404 elif not with_platform_x11
 405   if _vdpau == 'true'
 406     error('VDPAU state tracker requires X11 support.')
 407   else
 408     _vdpau = 'false'
 409   endif
 410 elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
 411           with_gallium_nouveau)
 412   if _vdpau == 'true'
 413     error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
 414   else
 415     _vdpau = 'false'
 416   endif
 417 elif _vdpau == 'auto'
 418   _vdpau = 'true'
 419 endif
 420 with_gallium_vdpau = _vdpau == 'true'
 421 dep_vdpau = []
 422 if with_gallium_vdpau
 423   dep_vdpau = dependency('vdpau', version : '>= 1.1')
 424   dep_vdpau = declare_dependency(
 425     compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
 426   )
 427 endif
 428
 429 if with_gallium_vdpau
 430   pre_args += '-DHAVE_ST_VDPAU'
 431 endif
 432 vdpau_drivers_path = get_option('vdpau-libs-path')
 433 if vdpau_drivers_path == ''
 434   vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
 435 endif
 436
 437 _xvmc = get_option('gallium-xvmc')
 438 if not system_has_kms_drm
 439   if _xvmc == 'true'
 440     error('XVMC state tracker can only be build on unix-like OSes.')
 441   else
 442     _xvmc = 'false'
 443   endif
 444 elif not with_platform_x11
 445   if _xvmc == 'true'
 446     error('XVMC state tracker requires X11 support.')
 447   else
 448     _xvmc = 'false'
 449   endif
 450 elif not (with_gallium_r600 or with_gallium_nouveau)
 451   if _xvmc == 'true'
 452     error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
 453   else
 454     _xvmc = 'false'
 455   endif
 456 elif _xvmc == 'auto'
 457   _xvmc = 'true'
 458 endif
 459 with_gallium_xvmc = _xvmc == 'true'
 460 dep_xvmc = []
 461 if with_gallium_xvmc
 462   dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
 463 endif
 464
 465 xvmc_drivers_path = get_option('xvmc-libs-path')
 466 if xvmc_drivers_path == ''
 467   xvmc_drivers_path = get_option('libdir')
 468 endif
 469
 470 _omx = get_option('gallium-omx')
 471 if not system_has_kms_drm
 472   if ['auto', 'disabled'].contains(_omx)
 473     _omx = 'disabled'
 474   else
 475     error('OMX state tracker can only be built on unix-like OSes.')
 476   endif
 477 elif not (with_platform_x11 or with_platform_drm)
 478   if ['auto', 'disabled'].contains(_omx)
 479     _omx = 'disabled'
 480   else
 481     error('OMX state tracker requires X11 or drm platform support.')
 482   endif
 483 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 484   if ['auto', 'disabled'].contains(_omx)
 485     _omx = 'disabled'
 486   else
 487     error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
 488   endif
 489 endif
 490 with_gallium_omx = _omx
 491 dep_omx = []
 492 dep_omx_other = []
 493 if with_gallium_omx == 'bellagio' or with_gallium_omx == 'auto'
 494   dep_omx = dependency(
 495     'libomxil-bellagio', required : with_gallium_omx == 'bellagio'
 496   )
 497   if dep_omx.found()
 498     pre_args += '-DENABLE_ST_OMX_BELLAGIO'
 499     with_gallium_omx = 'bellagio'
 500   endif
 501 endif
 502 if with_gallium_omx == 'tizonia' or with_gallium_omx == 'auto'
 503   if not (with_dri and with_egl)
 504     if with_gallium_omx == 'tizonia'
 505       error('OMX-Tizonia state tracker requires dri and egl')
 506     else
 507       with_gallium_omx == 'disabled'
 508     endif
 509   else
 510     dep_omx = dependency(
 511       'libtizonia', version : '>= 0.10.0',
 512       required : with_gallium_omx == 'tizonia',
 513     )
 514     dep_omx_other = [
 515       dependency('libtizplatform', required : with_gallium_omx == 'tizonia'),
 516       dependency('tizilheaders', required : with_gallium_omx == 'tizonia'),
 517     ]
 518     if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found()
 519       pre_args += '-DENABLE_ST_OMX_TIZONIA'
 520       with_gallium_omx = 'tizonia'
 521     else
 522       with_gallium_omx = 'disabled'
 523     endif
 524   endif
 525 endif
 526
 527 omx_drivers_path = get_option('omx-libs-path')
 528 if with_gallium_omx != 'disabled'
 529   # Figure out where to put the omx driver.
 530   # FIXME: this could all be vastly simplified by adding a 'defined_variable'
 531   # argument to meson's get_pkgconfig_variable method.
 532   if omx_drivers_path == ''
 533     _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
 534     _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
 535     if _omx_libdir == get_option('libdir')
 536       omx_drivers_path = _omx_drivers_dir
 537     else
 538       _omx_base_dir = []
 539       # This will fail on windows. Does OMX run on windows?
 540       _omx_libdir = _omx_libdir.split('/')
 541       _omx_drivers_dir = _omx_drivers_dir.split('/')
 542       foreach o : _omx_drivers_dir
 543         if not _omx_libdir.contains(o)
 544           _omx_base_dir += o
 545         endif
 546       endforeach
 547       omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
 548     endif
 549   endif
 550 endif
 551
 552 _va = get_option('gallium-va')
 553 if not system_has_kms_drm
 554   if _va == 'true'
 555     error('VA state tracker can only be built on unix-like OSes.')
 556   else
 557     _va = 'false'
 558   endif
 559 elif not (with_platform_x11 or with_platform_drm)
 560   if _va == 'true'
 561     error('VA state tracker requires X11 or drm or wayland platform support.')
 562   else
 563     _va = 'false'
 564   endif
 565 elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 566   if _va == 'true'
 567     error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
 568   else
 569     _va = 'false'
 570   endif
 571 elif _va == 'auto'
 572   _va = 'true'
 573 endif
 574 with_gallium_va = _va == 'true'
 575 dep_va = []
 576 if with_gallium_va
 577   dep_va = dependency('libva', version : '>= 0.38.0')
 578   dep_va_headers = declare_dependency(
 579     compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
 580   )
 581 endif
 582
 583 va_drivers_path = get_option('va-libs-path')
 584 if va_drivers_path == ''
 585   va_drivers_path = join_paths(get_option('libdir'), 'dri')
 586 endif
 587
 588 _xa = get_option('gallium-xa')
 589 if not system_has_kms_drm
 590   if _xa == 'true'
 591     error('XA state tracker can only be built on unix-like OSes.')
 592   else
 593     _xa = 'false'
 594   endif
 595 elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
 596           or with_gallium_svga)
 597   if _xa == 'true'
 598     error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
 599   else
 600     _xa = 'false'
 601   endif
 602 endif
 603 with_gallium_xa = _xa != 'false'
 604
 605 d3d_drivers_path = get_option('d3d-drivers-path')
 606 if d3d_drivers_path == ''
 607   d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
 608 endif
 609
 610 with_gallium_st_nine =  get_option('gallium-nine')
 611 if with_gallium_st_nine
 612   if not with_gallium_softpipe
 613     error('The nine state tracker requires gallium softpipe/llvmpipe.')
 614   elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
 615             or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
 616     error('The nine state tracker requires at least on non-swrast gallium driver.')
 617   endif
 618   if not with_dri3
 619     error('Using nine with wine requires dri3')
 620   endif
 621 endif
 622
 623 _opencl = get_option('gallium-opencl')
 624 if _opencl != 'disabled'
 625   if not with_gallium
 626     error('OpenCL Clover implementation requires at least one gallium driver.')
 627   endif
 628
 629   # TODO: alitvec?
 630   dep_clc = dependency('libclc')
 631   with_gallium_opencl = true
 632   with_opencl_icd = _opencl == 'icd'
 633 else
 634   dep_clc = []
 635   with_gallium_opencl = false
 636   with_gallium_icd = false
 637 endif
 638
 639 gl_pkgconfig_c_flags = []
 640 if with_platform_x11
 641   if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
 642     pre_args += '-DHAVE_X11_PLATFORM'
 643   endif
 644   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
 645     pre_args += '-DUSE_XSHM'
 646   else
 647     pre_args += '-DGLX_INDIRECT_RENDERING'
 648     if with_glx_direct
 649       pre_args += '-DGLX_DIRECT_RENDERING'
 650     endif
 651     if with_dri_platform == 'drm'
 652       pre_args += '-DGLX_USE_DRM'
 653     elif with_dri_platform == 'apple'
 654       pre_args += '-DGLX_USE_APPLEGL'
 655     elif with_dri_platform == 'windows'
 656       pre_args += '-DGLX_USE_WINDOWSGL'
 657     endif
 658   endif
 659 else
 660   pre_args += '-DMESA_EGL_NO_X11_HEADERS'
 661   gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
 662 endif
 663 if with_platform_drm
 664   if with_egl and not with_gbm
 665     error('EGL drm platform requires gbm')
 666   endif
 667   pre_args += '-DHAVE_DRM_PLATFORM'
 668 endif
 669 if with_platform_surfaceless
 670   pre_args += '-DHAVE_SURFACELESS_PLATFORM'
 671 endif
 672 if with_platform_android
 673   dep_android = [
 674     dependency('cutils'),
 675     dependency('hardware'),
 676     dependency('sync'),
 677   ]
 678   pre_args += '-DHAVE_ANDROID_PLATFORM'
 679 endif
 680 if with_platform_haiku
 681   pre_args += '-DHAVE_HAIKU_PLATFORM'
 682 endif
 683
 684 prog_python2 = find_program('python2')
 685 has_mako = run_command(prog_python2, '-c', 'import mako')
 686 if has_mako.returncode() != 0
 687   error('Python (2.x) mako module required to build mesa.')
 688 endif
 689
 690 cc = meson.get_compiler('c')
 691 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 692   error('When using GCC, version 4.4.6 or later is required.')
 693 endif
 694
 695 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
 696 if get_option('buildtype') == 'debug'
 697   pre_args += '-DDEBUG'
 698 endif
 699
 700 if get_option('shader-cache')
 701   pre_args += '-DENABLE_SHADER_CACHE'
 702 elif with_amd_vk
 703   error('Radv requires shader cache support')
 704 endif
 705
 706 # Check for GCC style builtins
 707 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 708              'ffsll', 'popcount', 'popcountll', 'unreachable']
 709   if cc.has_function(b)
 710     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 711   endif
 712 endforeach
 713
 714 # check for GCC __attribute__
 715 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 716              'warn_unused_result', 'weak',]
 717   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 718                  name : '__attribute__((@0@))'.format(a))
 719     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 720   endif
 721 endforeach
 722 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 723                name : '__attribute__((format(...)))')
 724   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 725 endif
 726 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 727                name : '__attribute__((packed))')
 728   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 729 endif
 730 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 731                name : '__attribute__((returns_nonnull))')
 732   pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
 733 endif
 734 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 735                   int foo_hid(void) __attribute__((visibility("hidden")));
 736                   int foo_int(void) __attribute__((visibility("internal")));
 737                   int foo_pro(void) __attribute__((visibility("protected")));''',
 738                name : '__attribute__((visibility(...)))')
 739   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
 740 endif
 741 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 742                name : '__attribute__((alias(...)))')
 743   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 744 endif
 745 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
 746                name : '__attribute__((__noreturn__))')
 747   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
 748 endif
 749
 750 # TODO: this is very incomplete
 751 if ['linux', 'cygwin'].contains(host_machine.system())
 752   pre_args += '-D_GNU_SOURCE'
 753 endif
 754
 755 # Check for generic C arguments
 756 c_args = []
 757 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 758              '-Werror=missing-prototypes', '-fno-math-errno',
 759              '-fno-trapping-math', '-Qunused-arguments']
 760   if cc.has_argument(a)
 761     c_args += a
 762   endif
 763 endforeach
 764 c_vis_args = []
 765 if cc.has_argument('-fvisibility=hidden')
 766   c_vis_args += '-fvisibility=hidden'
 767 endif
 768
 769 # Check for generic C++ arguments
 770 cpp = meson.get_compiler('cpp')
 771 cpp_args = []
 772 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 773              '-Qunused-arguments']
 774   if cpp.has_argument(a)
 775     cpp_args += a
 776   endif
 777 endforeach
 778
 779 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
 780 # option is not supported. Hence, check for -Wfoo instead.
 781 if cpp.has_argument('-Wnon-virtual-dtor')
 782   cpp_args += '-Wno-non-virtual-dtor'
 783 endif
 784
 785 no_override_init_args = []
 786 foreach a : ['override-init', 'initializer-overrides']
 787   if cc.has_argument('-W' + a)
 788     no_override_init_args += '-Wno-' + a
 789   endif
 790 endforeach
 791
 792 cpp_vis_args = []
 793 if cpp.has_argument('-fvisibility=hidden')
 794   cpp_vis_args += '-fvisibility=hidden'
 795 endif
 796
 797 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 798 # in parts of the mesa code base that need to compile with old versions of
 799 # MSVC, mainly common code
 800 c_msvc_compat_args = []
 801 cpp_msvc_compat_args = []
 802 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 803   if cc.has_argument(a)
 804     c_msvc_compat_args += a
 805   endif
 806   if cpp.has_argument(a)
 807     cpp_msvc_compat_args += a
 808   endif
 809 endforeach
 810
 811 if host_machine.cpu_family().startswith('x86')
 812   pre_args += '-DUSE_SSE41'
 813   with_sse41 = true
 814   sse41_args = ['-msse4.1']
 815
 816   # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
 817   # that's not guaranteed
 818   if host_machine.cpu_family() == 'x86'
 819     sse41_args += '-mstackrealign'
 820   endif
 821 else
 822   with_sse41 = false
 823   sse41_args = []
 824 endif
 825
 826 # Check for GCC style atomics
 827 dep_atomic = declare_dependency()
 828
 829 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 830                name : 'GCC atomic builtins')
 831   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 832
 833   # Not all atomic calls can be turned into lock-free instructions, in which
 834   # GCC will make calls into the libatomic library. Check whether we need to
 835   # link with -latomic.
 836   #
 837   # This can happen for 64-bit atomic operations on 32-bit architectures such
 838   # as ARM.
 839   if not cc.links('''#include <stdint.h>
 840                      int main() {
 841                        uint64_t n;
 842                        return (int)__atomic_load_n(&n, __ATOMIC_ACQUIRE);
 843                      }''',
 844                   name : 'GCC atomic builtins required -latomic')
 845     dep_atomic = cc.find_library('atomic')
 846   endif
 847 endif
 848 if not cc.links('''#include <stdint.h>
 849                    uint64_t v;
 850                    int main() {
 851                      return __sync_add_and_fetch(&v, (uint64_t)1);
 852                    }''',
 853                 name : 'GCC 64bit atomics')
 854   pre_args += '-DMISSING_64_BIT_ATOMICS'
 855 endif
 856
 857 # TODO: endian
 858 # TODO: powr8
 859 # TODO: shared/static? Is this even worth doing?
 860
 861 # Building x86 assembly code requires running x86 binaries. It is possible for
 862 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
 863 # TODO: it should be possible to use an exe_wrapper to run the binary during
 864 # the build.
 865 if meson.is_cross_build()
 866   if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
 867           and build_machine.system() == host_machine.system())
 868     message('Cross compiling to x86 from non-x86, disabling asm')
 869     with_asm = false
 870   endif
 871 endif
 872
 873 with_asm_arch = ''
 874 if with_asm
 875   # TODO: SPARC and PPC
 876   if host_machine.cpu_family() == 'x86'
 877     if system_has_kms_drm
 878       with_asm_arch = 'x86'
 879       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 880                    '-DUSE_SSE_ASM']
 881     endif
 882   elif host_machine.cpu_family() == 'x86_64'
 883     if system_has_kms_drm
 884       with_asm_arch = 'x86_64'
 885       pre_args += ['-DUSE_X86_64_ASM']
 886     endif
 887   elif host_machine.cpu_family() == 'arm'
 888     if system_has_kms_drm
 889       with_asm_arch = 'arm'
 890       pre_args += ['-DUSE_ARM_ASM']
 891     endif
 892   elif host_machine.cpu_family() == 'aarch64'
 893     if system_has_kms_drm
 894       with_asm_arch = 'aarch64'
 895       pre_args += ['-DUSE_AARCH64_ASM']
 896     endif
 897   endif
 898 endif
 899
 900 # Check for standard headers and functions
 901 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 902   pre_args += '-DMAJOR_IN_SYSMACROS'
 903 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 904   pre_args += '-DMAJOR_IN_MKDEV'
 905 endif
 906
 907 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
 908   if cc.has_header(h)
 909     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 910   endif
 911 endforeach
 912
 913 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
 914   if cc.has_function(f)
 915     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 916   endif
 917 endforeach
 918
 919 # strtod locale support
 920 if cc.links('''
 921     #define _GNU_SOURCE
 922     #include <stdlib.h>
 923     #include <locale.h>
 924     #ifdef HAVE_XLOCALE_H
 925     #include <xlocale.h>
 926     #endif
 927     int main() {
 928       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 929       const char *s = "1.0";
 930       char *end;
 931       double d = strtod_l(s, end, loc);
 932       float f = strtof_l(s, end, loc);
 933       freelocale(loc);
 934       return 0;
 935     }''',
 936     extra_args : pre_args,
 937     name : 'strtod has locale support')
 938   pre_args += '-DHAVE_STRTOD_L'
 939 endif
 940
 941 # Check for some linker flags
 942 ld_args_bsymbolic = []
 943 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
 944   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 945 endif
 946 ld_args_gc_sections = []
 947 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 948             args : '-Wl,--gc-sections', name : 'gc-sections')
 949   ld_args_gc_sections += '-Wl,--gc-sections'
 950 endif
 951 with_ld_version_script = false
 952 if cc.links('int main() { return 0; }',
 953             args : '-Wl,--version-script=@0@'.format(
 954               join_paths(meson.source_root(), 'build-support/conftest.map')),
 955             name : 'version-script')
 956   with_ld_version_script = true
 957 endif
 958 with_ld_dynamic_list = false
 959 if cc.links('int main() { return 0; }',
 960             args : '-Wl,--dynamic-list=@0@'.format(
 961               join_paths(meson.source_root(), 'build-support/conftest.dyn')),
 962             name : 'dynamic-list')
 963   with_ld_dynamic_list = true
 964 endif
 965 ld_args_build_id = []
 966 if build_machine.system() != 'darwin'
 967    ld_args_build_id += '-Wl,--build-id=sha1'
 968 endif
 969
 970 # check for dl support
 971 if cc.has_function('dlopen')
 972   dep_dl = []
 973 else
 974   dep_dl = cc.find_library('dl')
 975 endif
 976 if cc.has_function('dladdr', dependencies : dep_dl)
 977   # This is really only required for megadrivers
 978   pre_args += '-DHAVE_DLADDR'
 979 endif
 980
 981 if cc.has_function('dl_iterate_phdr')
 982   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 983 elif with_intel_vk
 984   error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
 985 elif with_dri_i965 and get_option('shader-cache')
 986   error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
 987 endif
 988
 989 # Determine whether or not the rt library is needed for time functions
 990 if cc.has_function('clock_gettime')
 991   dep_clock = []
 992 else
 993   dep_clock = cc.find_library('rt')
 994 endif
 995
 996 with_gallium_drisw_kms = false
 997 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
 998                         required : with_dri2 or with_dri3)
 999 if dep_libdrm.found()
1000   pre_args += '-DHAVE_LIBDRM'
1001   if with_dri_platform == 'drm' and with_dri
1002     with_gallium_drisw_kms = true
1003   endif
1004 endif
1005
1006 # TODO: some of these may be conditional
1007 dep_zlib = dependency('zlib', version : '>= 1.2.3')
1008 pre_args += '-DHAVE_ZLIB'
1009 dep_thread = dependency('threads')
1010 if dep_thread.found() and host_machine.system() != 'windows'
1011   pre_args += '-DHAVE_PTHREAD'
1012 endif
1013 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
1014   dep_elf = dependency('libelf', required : false)
1015   if not dep_elf.found()
1016     dep_elf = cc.find_library('elf')
1017   endif
1018 else
1019   dep_elf = []
1020 endif
1021 dep_expat = dependency('expat')
1022 # this only exists on linux so either this is linux and it will be found, or
1023 # its not linux and and wont
1024 dep_m = cc.find_library('m', required : false)
1025
1026 dep_libdrm_amdgpu = []
1027 dep_libdrm_radeon = []
1028 dep_libdrm_nouveau = []
1029 dep_libdrm_etnaviv = []
1030 dep_libdrm_freedreno = []
1031 if with_amd_vk or with_gallium_radeonsi
1032   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.90')
1033 endif
1034 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
1035     with_gallium_r300 or with_gallium_r600)
1036   dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
1037 endif
1038 if with_gallium_nouveau or with_dri_nouveau
1039   dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
1040 endif
1041 if with_gallium_etnaviv
1042   dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
1043 endif
1044 if with_gallium_freedreno
1045   dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.91')
1046 endif
1047
1048 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
1049 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
1050   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
1051   if with_gallium_r600
1052     llvm_modules += 'asmparser'
1053   endif
1054 endif
1055 if with_gallium_opencl
1056   llvm_modules += [
1057     'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1058     'lto', 'option', 'objcarcopts', 'profiledata',
1059   ]
1060   # TODO: optional modules
1061 endif
1062
1063 if with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1064   _llvm_version = '>= 4.0.0'
1065 elif with_gallium_opencl or with_gallium_r600
1066   _llvm_version = '>= 3.9.0'
1067 else
1068   _llvm_version = '>= 3.3.0'
1069 endif
1070
1071 _llvm = get_option('llvm')
1072 if _llvm == 'auto'
1073   dep_llvm = dependency(
1074     'llvm', version : _llvm_version, modules : llvm_modules,
1075     required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1076   )
1077   with_llvm = dep_llvm.found()
1078 elif _llvm == 'true'
1079   dep_llvm = dependency('llvm', version : _llvm_version, modules : llvm_modules)
1080   with_llvm = true
1081 else
1082   dep_llvm = []
1083   with_llvm = false
1084 endif
1085 if with_llvm
1086   _llvm_version = dep_llvm.version().split('.')
1087   # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1088   # that for our version checks.
1089   # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1090   # strippped as of 0.44, but we support older meson versions.
1091
1092   # 3 digits versions in LLVM only started from 3.4.1 on
1093   if dep_llvm.version().version_compare('>= 3.4.1')
1094     _llvm_patch = _llvm_version[2]
1095   else
1096     _llvm_patch = '0'
1097   endif
1098
1099   if _llvm_patch.endswith('svn')
1100     _llvm_patch = _llvm_patch.split('s')[0]
1101   elif _llvm_patch.contains('git')
1102     _llvm_patch = _llvm_patch.split('g')[0]
1103   endif
1104   pre_args += [
1105     '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1106     '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1107   ]
1108 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1109   error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1110 endif
1111
1112 dep_glvnd = []
1113 if with_glvnd
1114   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1115   pre_args += '-DUSE_LIBGLVND=1'
1116 endif
1117
1118 if with_valgrind != 'false'
1119   dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1120   if dep_valgrind.found()
1121     pre_args += '-DHAVE_VALGRIND'
1122   endif
1123 else
1124   dep_valgrind = []
1125 endif
1126
1127 # pthread stubs. Lets not and say we didn't
1128
1129 prog_bison = find_program('bison', required : with_any_opengl)
1130 prog_flex = find_program('flex', required : with_any_opengl)
1131
1132 dep_selinux = []
1133 if get_option('selinux')
1134   dep_selinux = dependency('libselinux')
1135   pre_args += '-DMESA_SELINUX'
1136 endif
1137
1138 # TODO: llvm-prefix and llvm-shared-libs
1139
1140 if with_libunwind != 'false'
1141   dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1142   if dep_unwind.found()
1143     pre_args += '-DHAVE_LIBUNWIND'
1144   endif
1145 else
1146   dep_unwind = []
1147 endif
1148
1149 # TODO: gallium-hud
1150
1151 if with_osmesa != 'none'
1152   if with_osmesa == 'classic' and not with_dri_swrast
1153     error('OSMesa classic requires dri (classic) swrast.')
1154   endif
1155   if with_osmesa == 'gallium' and not with_gallium_softpipe
1156     error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1157   endif
1158   osmesa_lib_name = 'OSMesa'
1159   osmesa_bits = get_option('osmesa-bits')
1160   if osmesa_bits != '8'
1161     if with_dri or with_glx != 'disabled'
1162       error('OSMesa bits must be 8 if building glx or dir based drivers')
1163     endif
1164     osmesa_lib_name = osmesa_lib_name + osmesa_bits
1165     pre_args += [
1166       '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1167     ]
1168   endif
1169 endif
1170
1171 # TODO: symbol mangling
1172
1173 if with_platform_wayland
1174   prog_wl_scanner = find_program('wayland-scanner')
1175   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1176   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1177   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1178   wayland_dmabuf_xml = join_paths(
1179     dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1180     'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1181   )
1182   pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1183 else
1184   prog_wl_scanner = []
1185   dep_wl_protocols = []
1186   dep_wayland_client = []
1187   dep_wayland_server = []
1188   wayland_dmabuf_xml = ''
1189 endif
1190
1191 dep_x11 = []
1192 dep_xext = []
1193 dep_xdamage = []
1194 dep_xfixes = []
1195 dep_x11_xcb = []
1196 dep_xcb = []
1197 dep_xcb_glx = []
1198 dep_xcb_dri2 = []
1199 dep_xcb_dri3 = []
1200 dep_dri2proto = []
1201 dep_glproto = []
1202 dep_xxf86vm = []
1203 dep_xcb_dri3 = []
1204 dep_xcb_present = []
1205 dep_xcb_sync = []
1206 dep_xcb_xfixes = []
1207 dep_xshmfence = []
1208 if with_platform_x11
1209   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1210     dep_x11 = dependency('x11')
1211     dep_xext = dependency('xext')
1212     dep_xcb = dependency('xcb')
1213   elif with_glx == 'dri'
1214     dep_x11 = dependency('x11')
1215     dep_xext = dependency('xext')
1216     dep_xdamage = dependency('xdamage', version : '>= 1.1')
1217     dep_xfixes = dependency('xfixes')
1218     dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1219     dep_xxf86vm = dependency('xxf86vm', required : false)
1220   endif
1221   if (with_any_vk or with_glx == 'dri' or
1222        (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or
1223         with_gallium_omx != 'disabled'))
1224     dep_xcb = dependency('xcb')
1225     dep_x11_xcb = dependency('x11-xcb')
1226   endif
1227   if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm')
1228     dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1229
1230     if with_dri3
1231       pre_args += '-DHAVE_DRI3'
1232       dep_xcb_dri3 = dependency('xcb-dri3')
1233       dep_xcb_present = dependency('xcb-present')
1234       dep_xcb_sync = dependency('xcb-sync')
1235       dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1236     endif
1237   endif
1238   if with_glx == 'dri'
1239     if with_dri_platform == 'drm'
1240       dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1241     endif
1242     dep_glproto = dependency('glproto', version : '>= 1.4.14')
1243   endif
1244   if with_egl
1245     dep_xcb_xfixes = dependency('xcb-xfixes')
1246   endif
1247 endif
1248
1249 if get_option('gallium-extra-hud')
1250   pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1251 endif
1252
1253 _sensors = get_option('lmsensors')
1254 if _sensors != 'false'
1255   dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1256   if dep_lmsensors.found()
1257     pre_args += '-DHAVE_LIBSENSORS=1'
1258   endif
1259 else
1260   dep_lmsensors = []
1261 endif
1262
1263 # TODO: gallium tests
1264
1265 # TODO: various libdirs
1266
1267 # TODO: gallium driver dirs
1268
1269 # FIXME: this is a workaround for #2326
1270 prog_touch = find_program('touch')
1271 dummy_cpp = custom_target(
1272   'dummy_cpp',
1273   output : 'dummy.cpp',
1274   command : [prog_touch, '@OUTPUT@'],
1275 )
1276
1277 foreach a : pre_args
1278   add_project_arguments(a, language : ['c', 'cpp'])
1279 endforeach
1280 foreach a : c_args
1281   add_project_arguments(a, language : ['c'])
1282 endforeach
1283 foreach a : cpp_args
1284   add_project_arguments(a, language : ['cpp'])
1285 endforeach
1286
1287 inc_include = include_directories('include')
1288
1289 gl_priv_reqs = [
1290   'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1291   'xcb-glx >= 1.8.1']
1292 if dep_libdrm.found()
1293   gl_priv_reqs += 'libdrm >= 2.4.75'
1294 endif
1295 if dep_xxf86vm != [] and dep_xxf86vm.found()
1296   gl_priv_reqs += 'xxf86vm'
1297 endif
1298 if with_dri_platform == 'drm'
1299   gl_priv_reqs += 'xcb-dri2 >= 1.8'
1300 endif
1301
1302 gl_priv_libs = []
1303 if dep_thread.found()
1304   gl_priv_libs += ['-lpthread', '-pthread']
1305 endif
1306 if dep_m.found()
1307   gl_priv_libs += '-lm'
1308 endif
1309 if dep_dl != [] and dep_dl.found()
1310   gl_priv_libs += '-ldl'
1311 endif
1312
1313 pkg = import('pkgconfig')
1314
1315 env_test = environment()
1316 env_test.set('NM', find_program('nm').path())
1317
1318 subdir('include')
1319 subdir('bin')
1320 subdir('src')