meson.build

   1 # Copyright © 2017 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 # Arguments for the preprocessor, put these in a separate array from the C and
  33 # C++ (cpp in meson terminology) arguments since they need to be added to the
  34 # default arguments for both C and C++.
  35 pre_args = [
  36   '-D__STDC_CONSTANT_MACROS',
  37   '-D__STDC_FORMAT_MACROS',
  38   '-D__STDC_LIMIT_MACROS',
  39   '-DVERSION="@0@"'.format(meson.project_version()),
  40   '-DPACKAGE_VERSION=VERSION',
  41   '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
  42 ]
  43
  44 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
  45 with_tests = get_option('build-tests')
  46 with_valgrind = get_option('valgrind')
  47 with_libunwind = get_option('libunwind')
  48 with_asm = get_option('asm')
  49 with_osmesa = get_option('osmesa')
  50 with_swr_arches = get_option('swr-arches').split(',')
  51 if get_option('texture-float')
  52   pre_args += '-DTEXTURE_FLOAT_ENABLED'
  53   message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
  54 endif
  55
  56 dri_drivers_path = get_option('dri-drivers-path')
  57 if dri_drivers_path == ''
  58   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
  59 endif
  60
  61 with_gles1 = get_option('gles1')
  62 with_gles2 = get_option('gles2')
  63 with_opengl = get_option('opengl')
  64 with_any_opengl = with_opengl or with_gles1 or with_gles2
  65 # Only build shared_glapi if at least one OpenGL API is enabled
  66 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
  67
  68
  69 # shared-glapi is required if at least two OpenGL APIs are being built
  70 if not with_shared_glapi
  71   if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
  72       or (with_gles2 and with_opengl))
  73     error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  74   endif
  75 endif
  76
  77 # We require OpenGL for OpenGL ES
  78 if (with_gles1 or with_gles2) and not with_opengl
  79   error('building OpenGL ES without OpenGL is not supported.')
  80 endif
  81
  82 with_dri = false
  83 with_dri_i915 = false
  84 with_dri_i965 = false
  85 with_dri_r100 = false
  86 with_dri_r200 = false
  87 with_dri_nouveau = false
  88 with_dri_swrast = false
  89 _drivers = get_option('dri-drivers')
  90 if _drivers == 'auto'
  91   # TODO: PPC, Sparc
  92   if not ['darwin', 'windows'].contains(host_machine.system())
  93     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
  94       _drivers = 'i915,i965,r100,r200,nouveau'
  95     else
  96       error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
  97     endif
  98   else
  99     error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.')
 100   endif
 101 endif
 102 if _drivers != ''
 103   _split = _drivers.split(',')
 104   with_dri_i915 = _split.contains('i915')
 105   with_dri_i965 = _split.contains('i965')
 106   with_dri_r100 = _split.contains('r100')
 107   with_dri_r200 = _split.contains('r200')
 108   with_dri_nouveau = _split.contains('nouveau')
 109   with_dri_swrast = _split.contains('swrast')
 110   with_dri = true
 111 endif
 112
 113 with_gallium = false
 114 with_gallium_pl111 = false
 115 with_gallium_radeonsi = false
 116 with_gallium_r300 = false
 117 with_gallium_r600 = false
 118 with_gallium_nouveau = false
 119 with_gallium_freedreno = false
 120 with_gallium_softpipe = false
 121 with_gallium_vc4 = false
 122 with_gallium_vc5 = false
 123 with_gallium_etnaviv = false
 124 with_gallium_imx = false
 125 with_gallium_i915 = false
 126 with_gallium_svga = false
 127 with_gallium_virgl = false
 128 with_gallium_swr = false
 129 _drivers = get_option('gallium-drivers')
 130 if _drivers == 'auto'
 131   if not ['darwin', 'windows'].contains(host_machine.system())
 132     # TODO: PPC, Sparc
 133     if ['x86', 'x86_64'].contains(host_machine.cpu_family())
 134       _drivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast'
 135     elif ['arm', 'aarch64'].contains(host_machine.cpu_family())
 136       _drivers = 'pl111,vc4,vc5,freedreno,etnaviv,imx,virgl,svga,swrast'
 137     else
 138       error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
 139     endif
 140   else
 141     error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.')
 142   endif
 143 endif
 144 if _drivers != ''
 145   _split = _drivers.split(',')
 146   with_gallium_pl111 = _split.contains('pl111')
 147   with_gallium_radeonsi = _split.contains('radeonsi')
 148   with_gallium_r300 = _split.contains('r300')
 149   with_gallium_r600 = _split.contains('r600')
 150   with_gallium_nouveau = _split.contains('nouveau')
 151   with_gallium_freedreno = _split.contains('freedreno')
 152   with_gallium_softpipe = _split.contains('swrast')
 153   with_gallium_vc4 = _split.contains('vc4')
 154   with_gallium_vc5 = _split.contains('vc5')
 155   with_gallium_etnaviv = _split.contains('etnaviv')
 156   with_gallium_imx = _split.contains('imx')
 157   with_gallium_i915 = _split.contains('i915')
 158   with_gallium_svga = _split.contains('svga')
 159   with_gallium_virgl = _split.contains('virgl')
 160   with_gallium_swr = _split.contains('swr')
 161   with_gallium = true
 162 endif
 163
 164 with_intel_vk = false
 165 with_amd_vk = false
 166 with_any_vk = false
 167 _vulkan_drivers = get_option('vulkan-drivers')
 168 if _vulkan_drivers == 'auto'
 169   if not ['darwin', 'windows'].contains(host_machine.system())
 170     if host_machine.cpu_family().startswith('x86')
 171       _vulkan_drivers = 'amd,intel'
 172     else
 173       error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.')
 174     endif
 175   else
 176     # No vulkan driver supports windows or macOS currently
 177     _vulkan_drivers = ''
 178   endif
 179 endif
 180 if _vulkan_drivers != ''
 181   _split = _vulkan_drivers.split(',')
 182   with_intel_vk = _split.contains('intel')
 183   with_amd_vk = _split.contains('amd')
 184   with_any_vk = with_amd_vk or with_intel_vk
 185 endif
 186
 187 if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr)
 188   error('Only one swrast provider can be built')
 189 endif
 190 if with_dri_i915 and with_gallium_i915
 191   error('Only one i915 provider can be built')
 192 endif
 193 if with_gallium_imx and not with_gallium_etnaviv
 194   error('IMX driver requires etnaviv driver')
 195 endif
 196 if with_gallium_pl111 and not with_gallium_vc4
 197   error('pl111 driver requires vc4 driver')
 198 endif
 199
 200 dep_libdrm_intel = []
 201 if with_dri_i915 or with_gallium_i915
 202   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 203 endif
 204
 205 system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system())
 206
 207 if host_machine.system() == 'darwin'
 208   with_dri_platform = 'apple'
 209 elif ['windows', 'cygwin'].contains(host_machine.system())
 210   with_dri_platform = 'windows'
 211 elif system_has_kms_drm
 212   with_dri_platform = 'drm'
 213 else
 214   # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should
 215   # assert here that one of those cases has been met.
 216   # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially
 217   # support Hurd at time of writing (2017/11)
 218   # FIXME: illumos ends up here as well
 219   with_dri_platform = 'none'
 220 endif
 221
 222 with_platform_android = false
 223 with_platform_wayland = false
 224 with_platform_x11 = false
 225 with_platform_drm = false
 226 with_platform_surfaceless = false
 227 egl_native_platform = ''
 228 _platforms = get_option('platforms')
 229 if _platforms == 'auto'
 230   if system_has_kms_drm
 231     _platforms = 'x11,wayland,drm,surfaceless'
 232   else
 233     error('Unknown OS, no platforms enabled. Patches gladly accepted to fix this.')
 234   endif
 235 endif
 236 if _platforms != ''
 237   _split = _platforms.split(',')
 238   with_platform_android = _split.contains('android')
 239   with_platform_x11 = _split.contains('x11')
 240   with_platform_wayland = _split.contains('wayland')
 241   with_platform_drm = _split.contains('drm')
 242   with_platform_surfaceless = _split.contains('surfaceless')
 243   egl_native_platform = _split[0]
 244 endif
 245
 246 with_glx = get_option('glx')
 247 if with_glx == 'auto'
 248   if with_dri
 249     with_glx = 'dri'
 250   elif with_gallium
 251     # Even when building just gallium drivers the user probably wants dri
 252     with_glx = 'dri'
 253   elif with_platform_x11 and with_any_opengl and not with_any_vk
 254     # The automatic behavior should not be to turn on xlib based glx when
 255     # building only vulkan drivers
 256     with_glx = 'xlib'
 257   else
 258     with_glx = 'disabled'
 259   endif
 260 endif
 261 if with_glx == 'dri'
 262    if with_gallium
 263       with_dri = true
 264    endif
 265 endif
 266
 267 if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib')
 268   with_gles1 = false
 269   with_gles2 = false
 270   with_opengl = false
 271   with_any_opengl = false
 272   with_shared_glapi = false
 273 endif
 274
 275 with_gbm = get_option('gbm')
 276 if with_gbm == 'auto' and with_dri  # TODO: or gallium
 277   with_gbm = system_has_kms_drm
 278 elif with_gbm == 'true'
 279   if not system_has_kms_drm
 280     error('GBM only supports DRM/KMS platforms')
 281   endif
 282   with_gbm = true
 283 else
 284   with_gbm = false
 285 endif
 286
 287 _egl = get_option('egl')
 288 if _egl == 'auto'
 289   with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
 290 elif _egl == 'true'
 291   if not with_dri
 292     error('EGL requires dri')
 293   elif not with_shared_glapi
 294     error('EGL requires shared-glapi')
 295   elif egl_native_platform == ''
 296     error('No platforms specified, consider -Dplatforms=drm,x11 at least')
 297   endif
 298   with_egl = true
 299 else
 300   with_egl = false
 301 endif
 302
 303 if with_egl and not (with_platform_drm or with_platform_surfaceless)
 304   if with_gallium_radeonsi
 305     error('RadeonSI requires drm or surfaceless platform when using EGL')
 306   endif
 307   if with_gallium_virgl
 308     error('Virgl requires drm or surfaceless platform when using EGL')
 309   endif
 310 endif
 311
 312 pre_args += '-DGLX_USE_TLS'
 313 if with_glx != 'disabled'
 314   if not (with_platform_x11 and with_any_opengl)
 315     if with_glx == 'auto'
 316       with_glx = 'disabled'
 317     else
 318       error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 319     endif
 320   elif with_glx == 'gallium-xlib'
 321     if not with_gallium
 322       error('Gallium-xlib based GLX requires at least one gallium driver')
 323     elif not with_gallium_softpipe
 324       error('Gallium-xlib based GLX requires softpipe or llvmpipe.')
 325     elif with_dri
 326       error('gallium-xlib conflicts with any dri driver')
 327     endif
 328   elif with_glx == 'xlib'
 329     if with_dri
 330       error('xlib conflicts with any dri driver')
 331     endif
 332   elif with_glx == 'dri' and not with_dri
 333     error('dri based GLX requires at least one DRI driver')
 334   endif
 335 endif
 336
 337 with_glvnd = get_option('glvnd')
 338 if with_glvnd
 339   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
 340     error('Cannot build glvnd support for GLX that is not DRI based.')
 341   elif with_glx == 'disabled' and not with_egl
 342     error('glvnd requires DRI based GLX and/or EGL')
 343   endif
 344 endif
 345
 346 # TODO: toggle for this
 347 with_glx_direct = true
 348
 349 if with_vulkan_icd_dir == ''
 350   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 351 endif
 352
 353 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
 354 with_dri3 = get_option('dri3')
 355 if with_dri3 == 'auto'
 356   if system_has_kms_drm and with_dri2
 357     with_dri3 = true
 358   else
 359     with_dri3 = false
 360  endif
 361 elif with_dri3 == 'true'
 362   with_dri3 = true
 363 else
 364   with_dri3 = false
 365 endif
 366
 367 if with_any_vk and (with_platform_x11 and not with_dri3)
 368   error('Vulkan drivers require dri3 for X11 support')
 369 endif
 370 if with_dri or with_gallium
 371   if with_glx == 'disabled' and not with_egl
 372     error('building dri or gallium drivers require at least one window system')
 373   endif
 374 endif
 375
 376 prog_pkgconfig = find_program('pkg-config')
 377
 378 dep_vdpau = []
 379 _vdpau = get_option('gallium-vdpau')
 380 if _vdpau == 'auto'
 381   if not system_has_kms_drm
 382     with_gallium_vdpau = false
 383   elif not with_platform_x11
 384     with_gallium_vdpau = false
 385   elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
 386             with_gallium_nouveau)
 387     with_gallium_vdpau = false
 388   else
 389     dep_vdpau = dependency('vdpau', version : '>= 1.1', required : false)
 390     with_gallium_vdpau = dep_vdpau.found()
 391   endif
 392 elif _vdpau == 'true'
 393   if not system_has_kms_drm
 394     error('VDPAU state tracker can only be build on DRM/KMS OSes.')
 395   elif not with_platform_x11
 396     error('VDPAU state tracker requires X11 support.')
 397     with_gallium_vdpau = false
 398   elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or
 399             with_gallium_nouveau)
 400     error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.')
 401   endif
 402   dep_vdpau = dependency('vdpau', version : '>= 1.1')
 403   with_gallium_vdpau = true
 404 else
 405   with_gallium_vdpau = false
 406 endif
 407 if with_gallium_vdpau
 408   dep_vdpau = declare_dependency(
 409     compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split()
 410   )
 411 endif
 412
 413 if with_gallium_vdpau
 414   pre_args += '-DHAVE_ST_VDPAU'
 415 endif
 416 vdpau_drivers_path = get_option('vdpau-libs-path')
 417 if vdpau_drivers_path == ''
 418   vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau')
 419 endif
 420
 421 dep_xvmc = []
 422 _xvmc = get_option('gallium-xvmc')
 423 if _xvmc == 'auto'
 424   if not system_has_kms_drm
 425     with_gallium_xvmc = false
 426   elif not with_platform_x11
 427     with_gallium_xvmc = false
 428   elif not (with_gallium_r600 or with_gallium_nouveau)
 429     with_gallium_xvmc = false
 430   else
 431     dep_xvmc = dependency('xvmc', version : '>= 1.0.6', required : false)
 432     with_gallium_xvmc = dep_xvmc.found()
 433   endif
 434 elif _xvmc == 'true'
 435   if not system_has_kms_drm
 436     error('XVMC state tracker can only be build on DRM/KMS OSes.')
 437   elif not with_platform_x11
 438     error('XVMC state tracker requires X11 support.')
 439     with_gallium_xvmc = false
 440   elif not (with_gallium_r600 or with_gallium_nouveau)
 441     error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.')
 442   endif
 443   dep_xvmc = dependency('xvmc', version : '>= 1.0.6')
 444   with_gallium_xvmc = true
 445 else
 446   with_gallium_xvmc = false
 447 endif
 448 if with_gallium_xvmc
 449   dep_xvmc = declare_dependency(
 450     compile_args : run_command(prog_pkgconfig, ['xvmc', '--cflags']).stdout().split()
 451   )
 452 endif
 453
 454 xvmc_drivers_path = get_option('xvmc-libs-path')
 455 if xvmc_drivers_path == ''
 456   xvmc_drivers_path = get_option('libdir')
 457 endif
 458
 459 dep_omx = []
 460 _omx = get_option('gallium-omx')
 461 if _omx == 'auto'
 462   if not system_has_kms_drm
 463     with_gallium_omx = false
 464   elif not with_platform_x11
 465     with_gallium_omx = false
 466   elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 467     with_gallium_omx = false
 468   else
 469     dep_omx = dependency('libomxil-bellagio', required : false)
 470     with_gallium_omx = dep_omx.found()
 471   endif
 472 elif _omx == 'true'
 473   if not system_has_kms_drm
 474     error('OMX state tracker can only be built on DRM/KMS OSes.')
 475   elif not (with_platform_x11 or with_platform_drm)
 476     error('OMX state tracker requires X11 or drm platform support.')
 477     with_gallium_omx = false
 478   elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 479     error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
 480   endif
 481   dep_omx = dependency('libomxil-bellagio')
 482   with_gallium_omx = true
 483 else
 484   with_gallium_omx = false
 485 endif
 486
 487 omx_drivers_path = get_option('omx-libs-path')
 488 if with_gallium_omx
 489   # Figure out where to put the omx driver.
 490   # FIXME: this could all be vastly simplified by adding a 'defined_variable'
 491   # argument to meson's get_pkgconfig_variable method.
 492   if omx_drivers_path == ''
 493     _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
 494     _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
 495     if _omx_libdir == get_option('libdir')
 496       omx_drivers_path = _omx_drivers_dir
 497     else
 498       _omx_base_dir = []
 499       # This will fail on windows. Does OMX run on windows?
 500       _omx_libdir = _omx_libdir.split('/')
 501       _omx_drivers_dir = _omx_drivers_dir.split('/')
 502       foreach o : _omx_drivers_dir
 503         if not _omx_libdir.contains(o)
 504           _omx_base_dir += o
 505         endif
 506       endforeach
 507       omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
 508     endif
 509   endif
 510 endif
 511 if with_gallium_omx
 512   dep_omx = declare_dependency(
 513     compile_args : run_command(prog_pkgconfig, ['libomxil-bellagio', '--cflags']).stdout().split()
 514   )
 515 endif
 516
 517 dep_va = []
 518 _va = get_option('gallium-va')
 519 if _va == 'auto'
 520   if not system_has_kms_drm
 521     with_gallium_va = false
 522   elif not with_platform_x11
 523     with_gallium_va = false
 524   elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 525     with_gallium_va = false
 526   else
 527     dep_va = dependency('libva', version : '>= 0.38.0', required : false)
 528     with_gallium_va = dep_va.found()
 529   endif
 530 elif _va == 'true'
 531   if not system_has_kms_drm
 532     error('VA state tracker can only be built on DRM/KMS OSes.')
 533   elif not (with_platform_x11 or with_platform_drm)
 534     error('VA state tracker requires X11 or drm or wayland platform support.')
 535     with_gallium_va = false
 536   elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
 537     error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
 538   endif
 539   dep_va = dependency('libva', version : '>= 0.38.0')
 540   with_gallium_va = true
 541 else
 542   with_gallium_va = false
 543 endif
 544 if with_gallium_va
 545   dep_va = declare_dependency(
 546     compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split()
 547   )
 548 endif
 549
 550 va_drivers_path = get_option('va-libs-path')
 551 if va_drivers_path == ''
 552   va_drivers_path = join_paths(get_option('libdir'), 'dri')
 553 endif
 554
 555 _xa = get_option('gallium-xa')
 556 if _xa == 'auto'
 557   if not system_has_kms_drm
 558     with_gallium_xa = false
 559   elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
 560             or with_gallium_svga)
 561     with_gallium_xa = false
 562   else
 563     with_gallium_xa = true
 564   endif
 565 elif _xa == 'true'
 566   if not system_has_kms_drm
 567     error('XA state tracker can only be built on DRM/KMS OSes.')
 568   elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
 569             or with_gallium_svga)
 570     error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
 571   endif
 572   with_gallium_xa = true
 573 else
 574   with_gallium_xa = false
 575 endif
 576
 577 d3d_drivers_path = get_option('d3d-drivers-path')
 578 if d3d_drivers_path == ''
 579   d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
 580 endif
 581
 582 with_gallium_st_nine =  get_option('gallium-nine')
 583 if with_gallium_st_nine
 584   if not with_gallium_softpipe
 585     error('The nine state tracker requires gallium softpipe/llvmpipe.')
 586   elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
 587             or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
 588     error('The nine state tracker requires at least on non-swrast gallium driver.')
 589   endif
 590   if not with_dri3
 591     error('Using nine with wine requires dri3')
 592   endif
 593 endif
 594
 595 _opencl = get_option('gallium-opencl')
 596 if _opencl != 'disabled'
 597   if not with_gallium
 598     error('OpenCL Clover implementation requires at least one gallium driver.')
 599   endif
 600
 601   # TODO: alitvec?
 602   dep_clc = dependency('libclc')
 603   with_gallium_opencl = true
 604   with_opencl_icd = _opencl == 'icd'
 605 else
 606   dep_clc = []
 607   with_gallium_opencl = false
 608   with_gallium_icd = false
 609 endif
 610
 611 gl_pkgconfig_c_flags = []
 612 if with_platform_x11
 613   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 614     pre_args += '-DHAVE_X11_PLATFORM'
 615   endif
 616   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
 617     pre_args += '-DUSE_XSHM'
 618   else
 619     pre_args += '-DGLX_INDIRECT_RENDERING'
 620     if with_glx_direct
 621       pre_args += '-DGLX_DIRECT_RENDERING'
 622     endif
 623     if with_dri_platform == 'drm'
 624       pre_args += '-DGLX_USE_DRM'
 625     elif with_dri_platform == 'windows'
 626       pre_args += '-DGLX_USE_WINDOWSGL'
 627     endif
 628   endif
 629 else
 630   pre_args += '-DMESA_EGL_NO_X11_HEADERS'
 631   gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
 632 endif
 633 if with_platform_drm
 634   if with_egl and not with_gbm
 635     error('EGL drm platform requires gbm')
 636   endif
 637   pre_args += '-DHAVE_DRM_PLATFORM'
 638 endif
 639 if with_platform_surfaceless
 640   pre_args += '-DHAVE_SURFACELESS_PLATFORM'
 641 endif
 642 if with_platform_android
 643   dep_android = [
 644     dependency('cutils'),
 645     dependency('hardware'),
 646     dependency('sync'),
 647   ]
 648   pre_args += '-DHAVE_ANDROID_PLATFORM'
 649 endif
 650
 651 prog_python2 = find_program('python2')
 652 has_mako = run_command(prog_python2, '-c', 'import mako')
 653 if has_mako.returncode() != 0
 654   error('Python (2.x) mako module required to build mesa.')
 655 endif
 656
 657 cc = meson.get_compiler('c')
 658 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 659   error('When using GCC, version 4.4.6 or later is required.')
 660 endif
 661
 662 # Define DEBUG for debug builds only (debugoptimized is not included on this one)
 663 if get_option('buildtype') == 'debug'
 664   pre_args += '-DDEBUG'
 665 endif
 666
 667 if get_option('shader-cache')
 668   pre_args += '-DENABLE_SHADER_CACHE'
 669 elif with_amd_vk
 670   error('Radv requires shader cache support')
 671 endif
 672
 673 # Check for GCC style builtins
 674 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 675              'ffsll', 'popcount', 'popcountll', 'unreachable']
 676   if cc.has_function(b)
 677     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 678   endif
 679 endforeach
 680
 681 # check for GCC __attribute__
 682 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 683              'warn_unused_result', 'weak',]
 684   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 685                  name : '__attribute__((@0@))'.format(a))
 686     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 687   endif
 688 endforeach
 689 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 690                name : '__attribute__((format(...)))')
 691   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 692 endif
 693 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 694                name : '__attribute__((packed))')
 695   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 696 endif
 697 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 698                name : '__attribute__((returns_nonnull))')
 699   pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL'
 700 endif
 701 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 702                   int foo_hid(void) __attribute__((visibility("hidden")));
 703                   int foo_int(void) __attribute__((visibility("internal")));
 704                   int foo_pro(void) __attribute__((visibility("protected")));''',
 705                name : '__attribute__((visibility(...)))')
 706   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY'
 707 endif
 708 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 709                name : '__attribute__((alias(...)))')
 710   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 711 endif
 712 if cc.compiles('int foo(void) __attribute__((__noreturn__));',
 713                name : '__attribute__((__noreturn__))')
 714   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN'
 715 endif
 716
 717 # TODO: this is very incomplete
 718 if ['linux', 'cygwin'].contains(host_machine.system())
 719   pre_args += '-D_GNU_SOURCE'
 720 endif
 721
 722 # Check for generic C arguments
 723 c_args = []
 724 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 725              '-Werror=missing-prototypes', '-fno-math-errno',
 726              '-fno-trapping-math', '-Qunused-arguments']
 727   if cc.has_argument(a)
 728     c_args += a
 729   endif
 730 endforeach
 731 c_vis_args = []
 732 if cc.has_argument('-fvisibility=hidden')
 733   c_vis_args += '-fvisibility=hidden'
 734 endif
 735
 736 # Check for generic C++ arguments
 737 cpp = meson.get_compiler('cpp')
 738 cpp_args = []
 739 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 740              '-Qunused-arguments']
 741   if cpp.has_argument(a)
 742     cpp_args += a
 743   endif
 744 endforeach
 745
 746 # For some reason, the test for -Wno-foo always succeeds with gcc, even if the
 747 # option is not supported. Hence, check for -Wfoo instead.
 748 if cpp.has_argument('-Wnon-virtual-dtor')
 749   cpp_args += '-Wno-non-virtual-dtor'
 750 endif
 751
 752 no_override_init_args = []
 753 foreach a : ['override-init', 'initializer-overrides']
 754   if cc.has_argument('-W' + a)
 755     no_override_init_args += '-Wno-' + a
 756   endif
 757 endforeach
 758
 759 cpp_vis_args = []
 760 if cpp.has_argument('-fvisibility=hidden')
 761   cpp_vis_args += '-fvisibility=hidden'
 762 endif
 763
 764 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 765 # in parts of the mesa code base that need to compile with old versions of
 766 # MSVC, mainly common code
 767 c_msvc_compat_args = []
 768 cpp_msvc_compat_args = []
 769 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 770   if cc.has_argument(a)
 771     c_msvc_compat_args += a
 772   endif
 773   if cpp.has_argument(a)
 774     cpp_msvc_compat_args += a
 775   endif
 776 endforeach
 777
 778 if host_machine.cpu_family().startswith('x86')
 779   pre_args += '-DUSE_SSE41'
 780   with_sse41 = true
 781   sse41_args = ['-msse4.1']
 782
 783   # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
 784   # that's not guaranteed
 785   if host_machine.cpu_family() == 'x86'
 786     sse41_args += '-mstackrealign'
 787   endif
 788 else
 789   with_sse41 = false
 790   sse41_args = []
 791 endif
 792
 793 # Check for GCC style atomics
 794 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 795                name : 'GCC atomic builtins')
 796   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 797 endif
 798 if not cc.links('''#include <stdint.h>
 799                    uint64_t v;
 800                    int main() {
 801                      return __sync_add_and_fetch(&v, (uint64_t)1);
 802                    }''',
 803                 name : 'GCC 64bit atomics')
 804   pre_args += '-DMISSING_64_BIT_ATOMICS'
 805 endif
 806
 807 # TODO: endian
 808 # TODO: powr8
 809 # TODO: shared/static? Is this even worth doing?
 810
 811 # Building x86 assembly code requires running x86 binaries. It is possible for
 812 # x86_64 OSes to run x86 binaries, so don't disable asm in those cases
 813 # TODO: it should be possible to use an exe_wrapper to run the binary during
 814 # the build.
 815 if meson.is_cross_build()
 816   if not (build_machine.cpu_family() == 'x86_64' and host_machine.cpu_family() == 'x86'
 817           and build_machine.system() == host_machine.system())
 818     message('Cross compiling to x86 from non-x86, disabling asm')
 819     with_asm = false
 820   endif
 821 endif
 822
 823 with_asm_arch = ''
 824 if with_asm
 825   # TODO: SPARC and PPC
 826   if host_machine.cpu_family() == 'x86'
 827     if system_has_kms_drm
 828       with_asm_arch = 'x86'
 829       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 830                    '-DUSE_SSE_ASM']
 831     endif
 832   elif host_machine.cpu_family() == 'x86_64'
 833     if system_has_kms_drm
 834       with_asm_arch = 'x86_64'
 835       pre_args += ['-DUSE_X86_64_ASM']
 836     endif
 837   elif host_machine.cpu_family() == 'arm'
 838     if system_has_kms_drm
 839       with_asm_arch = 'arm'
 840       pre_args += ['-DUSE_ARM_ASM']
 841     endif
 842   elif host_machine.cpu_family() == 'aarch64'
 843     if system_has_kms_drm
 844       with_asm_arch = 'aarch64'
 845       pre_args += ['-DUSE_AARCH64_ASM']
 846     endif
 847   endif
 848 endif
 849
 850 # Check for standard headers and functions
 851 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 852   pre_args += '-DMAJOR_IN_SYSMACROS'
 853 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 854   pre_args += '-DMAJOR_IN_MKDEV'
 855 endif
 856
 857 foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h']
 858   if cc.has_header(h)
 859     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 860   endif
 861 endforeach
 862
 863 foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create']
 864   if cc.has_function(f)
 865     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 866   endif
 867 endforeach
 868
 869 # strtod locale support
 870 if cc.links('''
 871     #define _GNU_SOURCE
 872     #include <stdlib.h>
 873     #include <locale.h>
 874     #ifdef HAVE_XLOCALE_H
 875     #include <xlocale.h>
 876     #endif
 877     int main() {
 878       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 879       const char *s = "1.0";
 880       char *end;
 881       double d = strtod_l(s, end, loc);
 882       float f = strtof_l(s, end, loc);
 883       freelocale(loc);
 884       return 0;
 885     }''',
 886     extra_args : pre_args,
 887     name : 'strtod has locale support')
 888   pre_args += '-DHAVE_STRTOD_L'
 889 endif
 890
 891 # Check for some linker flags
 892 ld_args_bsymbolic = []
 893 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
 894   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 895 endif
 896 ld_args_gc_sections = []
 897 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 898             args : '-Wl,--gc-sections', name : 'gc-sections')
 899   ld_args_gc_sections += '-Wl,--gc-sections'
 900 endif
 901 with_ld_version_script = false
 902 if cc.links('int main() { return 0; }',
 903             args : '-Wl,--version-script=@0@'.format(
 904               join_paths(meson.source_root(), 'build-support/conftest.map')),
 905             name : 'version-script')
 906   with_ld_version_script = true
 907 endif
 908 with_ld_dynamic_list = false
 909 if cc.links('int main() { return 0; }',
 910             args : '-Wl,--dynamic-list=@0@'.format(
 911               join_paths(meson.source_root(), 'build-support/conftest.dyn')),
 912             name : 'dynamic-list')
 913   with_ld_dynamic_list = true
 914 endif
 915
 916 # check for dl support
 917 if cc.has_function('dlopen')
 918   dep_dl = []
 919 else
 920   dep_dl = cc.find_library('dl')
 921 endif
 922 if cc.has_function('dladdr', dependencies : dep_dl)
 923   # This is really only required for megadrivers
 924   pre_args += '-DHAVE_DLADDR'
 925 endif
 926
 927 if cc.has_function('dl_iterate_phdr')
 928   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 929 elif with_intel_vk
 930   error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function')
 931 elif with_dri_i965 and get_option('shader-cache')
 932   error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.')
 933 endif
 934
 935 # Determine whether or not the rt library is needed for time functions
 936 if cc.has_function('clock_gettime')
 937   dep_clock = []
 938 else
 939   dep_clock = cc.find_library('rt')
 940 endif
 941
 942 with_gallium_drisw_kms = false
 943 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
 944                         required : with_dri2 or with_dri3)
 945 if dep_libdrm.found()
 946   pre_args += '-DHAVE_LIBDRM'
 947   if with_dri_platform == 'drm' and with_dri
 948     with_gallium_drisw_kms = true
 949   endif
 950 endif
 951
 952 # TODO: some of these may be conditional
 953 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 954 pre_args += '-DHAVE_ZLIB'
 955 dep_thread = dependency('threads')
 956 if dep_thread.found() and host_machine.system() != 'windows'
 957   pre_args += '-DHAVE_PTHREAD'
 958 endif
 959 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl
 960   dep_elf = dependency('libelf', required : false)
 961   if not dep_elf.found()
 962     dep_elf = cc.find_library('elf')
 963   endif
 964 else
 965   dep_elf = []
 966 endif
 967 dep_expat = dependency('expat')
 968 # this only exists on linux so either this is linux and it will be found, or
 969 # its not linux and and wont
 970 dep_m = cc.find_library('m', required : false)
 971
 972 dep_libdrm_amdgpu = []
 973 dep_libdrm_radeon = []
 974 dep_libdrm_nouveau = []
 975 dep_libdrm_etnaviv = []
 976 dep_libdrm_freedreno = []
 977 if with_amd_vk or with_gallium_radeonsi
 978   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.89')
 979 endif
 980 if (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or
 981     with_gallium_r300 or with_gallium_r600)
 982   dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
 983 endif
 984 if with_gallium_nouveau or with_dri_nouveau
 985   dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
 986 endif
 987 if with_gallium_etnaviv
 988   dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
 989 endif
 990 if with_gallium_freedreno
 991   dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.89')
 992 endif
 993
 994 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
 995 if with_amd_vk or with_gallium_radeonsi or with_gallium_r600
 996   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
 997   if with_gallium_r600
 998     llvm_modules += 'asmparser'
 999   endif
1000 endif
1001 if with_gallium_opencl
1002   llvm_modules += [
1003     'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader',
1004     'lto', 'option', 'objcarcopts', 'profiledata',
1005   ]
1006   # TODO: optional modules
1007 endif
1008
1009 _llvm = get_option('llvm')
1010 if _llvm == 'auto'
1011   dep_llvm = dependency(
1012     'llvm', version : '>= 3.9.0', modules : llvm_modules,
1013     required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl,
1014   )
1015   with_llvm = dep_llvm.found()
1016 elif _llvm == 'true'
1017   dep_llvm = dependency('llvm', version : '>= 3.9.0', modules : llvm_modules)
1018   with_llvm = true
1019 else
1020   dep_llvm = []
1021   with_llvm = false
1022 endif
1023 if with_llvm
1024   _llvm_version = dep_llvm.version().split('.')
1025   # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want
1026   # that for our version checks.
1027   # svn suffixes are stripped by meson as of 0.43, and git suffixes are
1028   # strippped as of 0.44, but we support older meson versions.
1029   _llvm_patch = _llvm_version[2]
1030   if _llvm_patch.endswith('svn')
1031     _llvm_patch = _llvm_patch.split('s')[0]
1032   elif _llvm_patch.contains('git')
1033     _llvm_patch = _llvm_patch.split('g')[0]
1034   endif
1035   pre_args += [
1036     '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]),
1037     '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
1038   ]
1039 elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr
1040   error('The following drivers requires LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.')
1041 endif
1042
1043 dep_glvnd = []
1044 if with_glvnd
1045   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
1046   pre_args += '-DUSE_LIBGLVND=1'
1047 endif
1048
1049 if with_valgrind != 'false'
1050   dep_valgrind = dependency('valgrind', required : with_valgrind == 'true')
1051   if dep_valgrind.found()
1052     pre_args += '-DHAVE_VALGRIND'
1053   endif
1054 else
1055   dep_valgrind = []
1056 endif
1057
1058 # pthread stubs. Lets not and say we didn't
1059
1060 prog_bison = find_program('bison', required : with_any_opengl)
1061 prog_flex = find_program('flex', required : with_any_opengl)
1062
1063 dep_selinux = []
1064 if get_option('selinux')
1065   dep_selinux = dependency('libselinux')
1066   pre_args += '-DMESA_SELINUX'
1067 endif
1068
1069 # TODO: llvm-prefix and llvm-shared-libs
1070
1071 if with_libunwind != 'false'
1072   dep_unwind = dependency('libunwind', required : with_libunwind == 'true')
1073   if dep_unwind.found()
1074     pre_args += '-DHAVE_LIBUNWIND'
1075   endif
1076 else
1077   dep_unwind = []
1078 endif
1079
1080 # TODO: gallium-hud
1081
1082 if with_osmesa != 'none'
1083   if with_osmesa == 'classic' and not with_dri_swrast
1084     error('OSMesa classic requires dri (classic) swrast.')
1085   endif
1086   if with_osmesa == 'gallium' and not with_gallium_softpipe
1087     error('OSMesa gallium requires gallium softpipe or llvmpipe.')
1088   endif
1089   osmesa_lib_name = 'OSMesa'
1090   osmesa_bits = get_option('osmesa-bits')
1091   if osmesa_bits != '8'
1092     if with_dri or with_glx != 'disabled'
1093       error('OSMesa bits must be 8 if building glx or dir based drivers')
1094     endif
1095     osmesa_lib_name = osmesa_lib_name + osmesa_bits
1096     pre_args += [
1097       '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31'
1098     ]
1099   endif
1100 endif
1101
1102 # TODO: symbol mangling
1103
1104 if with_platform_wayland
1105   prog_wl_scanner = find_program('wayland-scanner')
1106   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
1107   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
1108   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
1109   wayland_dmabuf_xml = join_paths(
1110     dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
1111     'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
1112   )
1113   pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
1114 else
1115   prog_wl_scanner = []
1116   dep_wl_protocols = []
1117   dep_wayland_client = []
1118   dep_wayland_server = []
1119   wayland_dmabuf_xml = ''
1120 endif
1121
1122 dep_x11 = []
1123 dep_xext = []
1124 dep_xdamage = []
1125 dep_xfixes = []
1126 dep_x11_xcb = []
1127 dep_xcb = []
1128 dep_xcb_glx = []
1129 dep_xcb_dri2 = []
1130 dep_xcb_dri3 = []
1131 dep_dri2proto = []
1132 dep_glproto = []
1133 dep_xxf86vm = []
1134 dep_xcb_dri3 = []
1135 dep_xcb_present = []
1136 dep_xcb_sync = []
1137 dep_xcb_xfixes = []
1138 dep_xshmfence = []
1139 if with_platform_x11
1140   if with_glx == 'xlib' or with_glx == 'gallium-xlib'
1141     dep_x11 = dependency('x11')
1142     dep_xext = dependency('xext')
1143     dep_xcb = dependency('xcb')
1144   elif with_glx == 'dri'
1145     dep_x11 = dependency('x11')
1146     dep_xext = dependency('xext')
1147     dep_xdamage = dependency('xdamage', version : '>= 1.1')
1148     dep_xfixes = dependency('xfixes')
1149     dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
1150     dep_xxf86vm = dependency('xxf86vm', required : false)
1151   endif
1152   if (with_any_vk or with_glx == 'dri' or
1153        (with_gallium_vdpau or with_gallium_xvmc or with_gallium_omx or
1154         with_gallium_xa))
1155     dep_xcb = dependency('xcb')
1156     dep_x11_xcb = dependency('x11-xcb')
1157   endif
1158   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
1159     dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
1160
1161     if with_dri3
1162       pre_args += '-DHAVE_DRI3'
1163       dep_xcb_dri3 = dependency('xcb-dri3')
1164       dep_xcb_present = dependency('xcb-present')
1165       dep_xcb_sync = dependency('xcb-sync')
1166       dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
1167     endif
1168   endif
1169   if with_glx == 'dri'
1170     if with_dri_platform == 'drm'
1171       dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
1172     endif
1173     dep_glproto = dependency('glproto', version : '>= 1.4.14')
1174   endif
1175   if with_egl
1176     dep_xcb_xfixes = dependency('xcb-xfixes')
1177   endif
1178 endif
1179
1180 if get_option('gallium-extra-hud')
1181   pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1'
1182 endif
1183
1184 _sensors = get_option('lmsensors')
1185 if _sensors != 'false'
1186   dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true')
1187   if dep_lmsensors.found()
1188     pre_args += '-DHAVE_LIBSENSORS=1'
1189   endif
1190 else
1191   dep_lmsensors = []
1192 endif
1193
1194 # TODO: gallium tests
1195
1196 # TODO: various libdirs
1197
1198 # TODO: gallium driver dirs
1199
1200 # FIXME: this is a workaround for #2326
1201 prog_touch = find_program('touch')
1202 dummy_cpp = custom_target(
1203   'dummy_cpp',
1204   output : 'dummy.cpp',
1205   command : [prog_touch, '@OUTPUT@'],
1206 )
1207
1208 foreach a : pre_args
1209   add_project_arguments(a, language : ['c', 'cpp'])
1210 endforeach
1211 foreach a : c_args
1212   add_project_arguments(a, language : ['c'])
1213 endforeach
1214 foreach a : cpp_args
1215   add_project_arguments(a, language : ['cpp'])
1216 endforeach
1217
1218 inc_include = include_directories('include')
1219
1220 gl_priv_reqs = [
1221   'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
1222   'xcb-glx >= 1.8.1', 'libdrm >= 2.4.75',
1223 ]
1224 if dep_xxf86vm != [] and dep_xxf86vm.found()
1225   gl_priv_reqs += 'xxf86vm'
1226 endif
1227 if with_dri_platform == 'drm'
1228   gl_priv_reqs += 'xcb-dri2 >= 1.8'
1229 endif
1230
1231 gl_priv_libs = []
1232 if dep_thread.found()
1233   gl_priv_libs += ['-lpthread', '-pthread']
1234 endif
1235 if dep_m.found()
1236   gl_priv_libs += '-lm'
1237 endif
1238 if dep_dl != [] and dep_dl.found()
1239   gl_priv_libs += '-ldl'
1240 endif
1241
1242 pkg = import('pkgconfig')
1243
1244 subdir('include')
1245 subdir('bin')
1246 subdir('src')