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('mesa', ['c', 'cpp'], version : '17.3.0-devel', license : 'MIT',
  22         default_options : ['c_std=c99', 'cpp_std=c++11'])
  23
  24 # Arguments for the preprocessor, put these in a separate array from the C and
  25 # C++ (cpp in meson terminology) arguments since they need to be added to the
  26 # default arguments for both C and C++.
  27 pre_args = [
  28   '-D__STDC_CONSTANT_MACROS',
  29   '-D__STDC_FORMAT_MACROS',
  30   '-D__STDC_LIMIT_MACROS',
  31   '-DVERSION="@0@"'.format(meson.project_version()),
  32   '-DPACKAGE_VERSION=VERSION',
  33   '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
  34   '-D_GNU_SOURCE',
  35 ]
  36
  37 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
  38 with_tests = get_option('build-tests')
  39 with_valgrind = get_option('valgrind')
  40 with_asm = get_option('asm')
  41 with_llvm = get_option('llvm')
  42 if get_option('texture-float')
  43   pre_args += '-DTEXTURE_FLOAT_ENABLED'
  44   message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
  45 endif
  46
  47 # XXX: yeah, do these
  48 with_appledri = false
  49 with_windowsdri = false
  50
  51 dri_drivers_path = get_option('dri-drivers-path')
  52 if dri_drivers_path == ''
  53   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
  54 endif
  55
  56 with_gles1 = get_option('gles1')
  57 with_gles2 = get_option('gles2')
  58 with_opengl = get_option('opengl')
  59 with_any_opengl = with_opengl or with_gles1 or with_gles2
  60 # Only build shared_glapi if at least one OpenGL API is enabled
  61 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
  62
  63 # TODO: these will need options, but at the moment they just control header
  64 # installs
  65 with_osmesa = false
  66
  67 # shared-glapi is required if at least two OpenGL APIs are being built
  68 if not with_shared_glapi
  69   if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
  70       or (with_gles2 and with_opengl))
  71     error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  72   endif
  73 endif
  74
  75 # We require OpenGL for OpenGL ES
  76 if (with_gles1 or with_gles2) and not with_opengl
  77   error('building OpenGL ES without OpenGL is not supported.')
  78 endif
  79
  80 with_dri = false
  81 with_dri_i915 = false
  82 with_dri_i965 = false
  83 with_dri_swrast = false
  84 _drivers = get_option('dri-drivers')
  85 if _drivers != ''
  86   _split = _drivers.split(',')
  87   with_dri_i915 = _split.contains('i915')
  88   with_dri_i965 = _split.contains('i965')
  89   with_dri_swrast = _split.contains('swrast')
  90   with_dri = true
  91 endif
  92
  93 with_gallium = false
  94 with_gallium_radeonsi = false
  95 _drivers = get_option('gallium-drivers')
  96 if _drivers != ''
  97   _split = _drivers.split(',')
  98   with_gallium_radeonsi = _split.contains('radeonsi')
  99   with_gallium = true
 100   with_dri = true
 101 endif
 102
 103 if not (with_dri or with_gallium)
 104   with_gles1 = false
 105   with_gles2 = false
 106   with_opengl = false
 107   with_any_opengl = false
 108   with_shared_glapi = false
 109 endif
 110
 111 dep_libdrm_intel = []
 112 if with_dri_i915
 113   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 114 endif
 115
 116 # TODO: other OSes
 117 with_dri_platform = 'drm'
 118
 119 # TODO: conditionalize libdrm requirement
 120 dep_libdrm = dependency('libdrm', version : '>= 2.4.75')
 121 pre_args += '-DHAVE_LIBDRM'
 122
 123 with_dri2 = with_dri_platform == 'drm' and dep_libdrm.found()
 124 with_dri3 = get_option('dri3')
 125 if with_dri3 == 'auto'
 126   if host_machine.system() == 'linux' and with_dri2
 127     with_dri3 = true
 128   else
 129     with_dri3 = false
 130  endif
 131 elif with_dri3 == 'yes'
 132   if not with_dri2
 133     error('dri3 support requires libdrm')
 134   endif
 135   with_dri3 = true
 136 else
 137   with_dri3 = false
 138 endif
 139
 140 # TODO: there are more platforms required for non-vulkan drivers
 141 with_platform_wayland = false
 142 with_platform_x11 = false
 143 with_platform_drm = false
 144 _platforms = get_option('platforms')
 145 if _platforms != ''
 146   _split = _platforms.split(',')
 147   with_platform_x11 = _split.contains('x11')
 148   with_platform_wayland = _split.contains('wayland')
 149   with_platform_drm = _split.contains('drm')
 150 endif
 151
 152 with_gbm = get_option('gbm')
 153 if with_gbm == 'auto' and with_dri  # TODO: or gallium
 154   with_gbm = host_machine.system() == 'linux'
 155 elif with_gbm == 'yes'
 156   if not ['linux', 'bsd'].contains(host_machine.system())
 157     error('GBM only supports unix-like platforms')
 158   endif
 159   with_gbm = true
 160 else
 161   with_gbm = false
 162 endif
 163
 164 pre_args += '-DGLX_USE_TLS'
 165 with_glx = get_option('glx')
 166 if with_glx != 'disabled'
 167   if not (with_platform_x11 and with_any_opengl) and with_glx != 'auto'
 168     error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 169   elif with_glx == 'gallium-xlib'
 170     if not with_gallium
 171       error('Gallium-xlib based GLX requires at least one gallium driver')
 172     elif with_dri
 173       error('gallium-xlib conflicts with any dri driver')
 174     endif
 175   elif with_glx == 'dri' and not with_dri
 176     error('dri based GLX requires at least one DRI driver')
 177   elif with_glx == 'auto'
 178     if with_dri
 179       with_glx = 'dri'
 180     elif with_gallium
 181       with_glx = 'gallium-xlib'
 182     elif with_platform_x11 and with_any_opengl
 183       with_glx = 'xlib'
 184     else
 185       with_glx = 'disabled'
 186     endif
 187   endif
 188 endif
 189
 190 with_glvnd = get_option('glvnd')
 191 if with_glvnd and with_glx != 'dri'
 192   message('glvnd requires dri based glx')
 193 endif
 194
 195 # TODO: toggle for this
 196 with_glx_direct = true
 197
 198 if with_vulkan_icd_dir == ''
 199   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 200 endif
 201
 202 with_intel_vk = false
 203 with_amd_vk = false
 204 with_any_vk = false
 205 _vulkan_drivers = get_option('vulkan-drivers')
 206 if _vulkan_drivers != ''
 207   _split = _vulkan_drivers.split(',')
 208   with_intel_vk = _split.contains('intel')
 209   with_amd_vk = _split.contains('amd')
 210   with_any_vk = with_amd_vk or with_intel_vk
 211   if not (with_platform_x11 or with_platform_wayland)
 212     error('Vulkan requires at least one platform (x11, wayland)')
 213   endif
 214   if with_platform_x11 and not with_dri3
 215     error('Vulkan drivers require dri3 for X11 support')
 216   endif
 217 endif
 218
 219 if with_dri or with_gallium
 220   if with_glx == 'disabled' # TODO: or egl
 221     error('building dri or gallium drivers require at least one window system')
 222   endif
 223 endif
 224
 225 prog_python2 = find_program('python2')
 226 has_mako = run_command(prog_python2, '-c', 'import mako')
 227 if has_mako.returncode() != 0
 228   error('Python (2.x) mako module required to build mesa.')
 229 endif
 230
 231 cc = meson.get_compiler('c')
 232 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 233   error('When using GCC, version 4.4.6 or later is required.')
 234 endif
 235
 236 # Define DEBUG for debug and debugoptimized builds
 237 if get_option('buildtype').startswith('debug')
 238   pre_args += '-DDEBUG'
 239 endif
 240
 241 if get_option('shader-cache')
 242   pre_args += '-DENABLE_SHADER_CACHE'
 243 elif with_amd_vk
 244   error('Radv requires shader cache support')
 245 endif
 246
 247 # Check for GCC style builtins
 248 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 249              'ffsll', 'popcount', 'popcountll', 'unreachable']
 250   if cc.has_function(b)
 251     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 252   endif
 253 endforeach
 254
 255 # check for GCC __attribute__
 256 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 257              'warn_unused_result', 'weak',]
 258   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 259                  name : '__attribute__((@0@))'.format(a))
 260     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 261   endif
 262 endforeach
 263 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 264                name : '__attribute__((format(...)))')
 265   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 266 endif
 267 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 268                name : '__attribute__((packed))')
 269   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 270 endif
 271 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 272                name : '__attribute__((returns_nonnull))')
 273   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
 274 endif
 275 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 276                   int foo_hid(void) __attribute__((visibility("hidden")));
 277                   int foo_int(void) __attribute__((visibility("internal")));
 278                   int foo_pro(void) __attribute__((visibility("protected")));''',
 279                name : '__attribute__((visibility(...)))')
 280   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
 281 endif
 282 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 283                name : '__attribute__((alias(...)))')
 284   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 285 endif
 286
 287 # TODO: this is very incomplete
 288 if host_machine.system() == 'linux'
 289   pre_args += '-D_GNU_SOURCE'
 290 endif
 291
 292 # Check for generic C arguments
 293 c_args = []
 294 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 295              '-Werror=missing-prototypes', '-fno-math-errno',
 296              '-fno-trapping-math', '-Qunused-arguments']
 297   if cc.has_argument(a)
 298     c_args += a
 299   endif
 300 endforeach
 301 c_vis_args = []
 302 if cc.has_argument('-fvisibility=hidden')
 303   c_vis_args += '-fvisibility=hidden'
 304 endif
 305
 306 # Check for generic C++ arguments
 307 cpp = meson.get_compiler('cpp')
 308 cpp_args = []
 309 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 310              '-Qunused-arguments', '-Wno-non-virtual-dtor']
 311   if cpp.has_argument(a)
 312     cpp_args += a
 313   endif
 314 endforeach
 315 cpp_vis_args = []
 316 if cpp.has_argument('-fvisibility=hidden')
 317   cpp_vis_args += '-fvisibility=hidden'
 318 endif
 319
 320 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 321 # in parts of the mesa code base that need to compile with old versions of
 322 # MSVC, mainly common code
 323 c_msvc_compat_args = []
 324 cpp_msvc_compat_args = []
 325 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 326   if cc.has_argument(a)
 327     c_msvc_compat_args += a
 328   endif
 329   if cpp.has_argument(a)
 330     cpp_msvc_compat_args += a
 331   endif
 332 endforeach
 333
 334 no_override_init_args = []
 335 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
 336   if cc.has_argument(a)
 337     no_override_init_args += a
 338   endif
 339 endforeach
 340
 341 # TODO: SSE41 (which is only required for core mesa)
 342
 343 # Check for GCC style atomics
 344 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 345                name : 'GCC atomic builtins')
 346   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 347 endif
 348 if not cc.links('''#include <stdint.h>
 349                    uint64_t v;
 350                    int main() {
 351                      return __sync_add_and_fetch(&v, (uint64_t)1);
 352                    }''',
 353                 name : 'GCC 64bit atomics')
 354   pre_args += '-DMISSING_64_BIT_ATOMICS'
 355 endif
 356
 357 # TODO: endian
 358 # TODO: powr8
 359 # TODO: shared/static? Is this even worth doing?
 360
 361 # I don't think that I need to set any of the debug stuff, I think meson
 362 # handles that for us
 363
 364 # TODO: ldflags
 365
 366 # TODO: texture-float (gallium/mesa only)
 367
 368 # TODO: cross-compiling. I don't think this is relavent to meson
 369
 370 # FIXME: enable asm when cross compiler
 371 # This is doable (autotools does it), but it's not of immediate concern
 372 if meson.is_cross_build()
 373   message('Cross compiling, disabling asm')
 374   with_asm = false
 375 endif
 376
 377 with_asm_arch = ''
 378 if with_asm
 379   # TODO: SPARC and PPC
 380   if host_machine.cpu_family() == 'x86'
 381     if ['linux', 'bsd'].contains(host_machine.system()) # FIXME: hurd?
 382       with_asm_arch = 'x86'
 383       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 384                    '-DUSE_SSE_ASM']
 385     endif
 386   elif host_machine.cpu_family() == 'x86_64'
 387     if host_machine.system() == 'linux'
 388       with_asm_arch = 'x86_64'
 389       pre_args += ['-DUSE_X86_64_ASM']
 390     endif
 391   elif host_machine.cpu_family() == 'arm'
 392     if host_machine.system() == 'linux'
 393       with_asm_arch = 'arm'
 394       pre_args += ['-DUSE_ARM_ASM']
 395     endif
 396   elif host_machine.cpu_family() == 'aarch64'
 397     if host_machine.system() == 'linux'
 398       with_asm_arch = 'aarch64'
 399       pre_args += ['-DUSE_AARCH64_ASM']
 400     endif
 401   endif
 402 endif
 403
 404 # Check for standard headers and functions
 405 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 406   pre_args += '-DMAJOR_IN_SYSMACROS'
 407 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 408   pre_args += '-DMAJOR_IN_MKDEV'
 409 endif
 410
 411 foreach h : ['xlocale.h', 'sys/sysctl.h']
 412   if cc.has_header(h)
 413     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 414   endif
 415 endforeach
 416
 417 foreach f : ['strtof', 'mkostemp', 'posix_memalign']
 418   if cc.has_function(f)
 419     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 420   endif
 421 endforeach
 422
 423 # strtod locale support
 424 if cc.links('''
 425     #define _GNU_SOURCE
 426     #include <stdlib.h>
 427     #include <locale.h>
 428     #ifdef HAVE_XLOCALE_H
 429     #include <xlocale.h>
 430     #endif
 431     int main() {
 432       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 433       const char *s = "1.0";
 434       char *end;
 435       double d = strtod_l(s, end, loc);
 436       float f = strtod_l(s, end, loc);
 437       freelocale(loc);
 438       return 0;
 439     }''',
 440     extra_args : pre_args,
 441     name : 'strtod has locale support')
 442   pre_args += '-DHAVE_STRTOD_L'
 443 endif
 444
 445 # Check for some linker flags
 446 ld_args_bsymbolic = []
 447 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
 448   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 449 endif
 450 ld_args_gc_sections = []
 451 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 452             args : '-Wl,--gc-sections', name : 'gc-sections')
 453   ld_args_gc_sections += '-Wl,--gc-sections'
 454 endif
 455 with_ld_version_script = false
 456 if cc.links('int main() { return 0; }',
 457             args : '-Wl,--version-script=@0@'.format(
 458               join_paths(meson.source_root(), 'build-support/conftest.map')),
 459             name : 'version-script')
 460   with_ld_version_script = true
 461 endif
 462 with_ld_dynamic_list = false
 463 if cc.links('int main() { return 0; }',
 464             args : '-Wl,--dynamic-list=@0@'.format(
 465               join_paths(meson.source_root(), 'build-support/conftest.dyn')),
 466             name : 'dynamic-list')
 467   with_ld_dynamic_list = true
 468 endif
 469
 470 # check for dl support
 471 if cc.has_function('dlopen')
 472   dep_dl = []
 473 else
 474   dep_dl = cc.find_library('dl')
 475 endif
 476 if cc.has_function('dladdr', dependencies : dep_dl)
 477   # This is really only required for megadrivers
 478   pre_args += '-DHAVE_DLADDR'
 479 endif
 480
 481 if cc.has_function('dl_iterate_phdr')
 482   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 483 else
 484   # TODO: this is required for vulkan
 485 endif
 486
 487 # Determine whether or not the rt library is needed for time functions
 488 if cc.has_function('clock_gettime')
 489   dep_clock = []
 490 else
 491   dep_clock = cc.find_library('rt')
 492 endif
 493
 494 # TODO: some of these may be conditional
 495 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 496 dep_thread = dependency('threads')
 497 pre_args += '-DHAVE_PTHREAD'
 498 dep_elf = dependency('libelf', required : false)
 499 if not dep_elf.found()
 500   dep_elf = cc.find_library('elf', required : with_amd_vk) # TODO: clover, r600, radeonsi
 501 endif
 502 dep_expat = dependency('expat')
 503 # this only exists on linux so either this is linux and it will be found, or
 504 # its not linux and and wont
 505 dep_m = cc.find_library('m', required : false)
 506
 507 dep_libdrm_amdgpu = []
 508 if with_amd_vk
 509   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.82')
 510 endif
 511
 512 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
 513 if with_amd_vk
 514   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
 515 endif
 516 dep_llvm = dependency(
 517   'llvm', version : '>= 3.9.0', required : false, modules : llvm_modules,
 518 )
 519 if with_llvm
 520   if dep_llvm.found()
 521     _llvm_version = dep_llvm.version().split('.')
 522     # Development versions of LLVM have an 'svn' suffix, we don't want that for
 523     # our version checks.
 524     _llvm_patch = _llvm_version[2]
 525     if _llvm_patch.endswith('svn')
 526       _llvm_patch = _llvm_patch.split('s')[0]
 527     endif
 528     pre_args += [
 529       '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch),
 530       '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
 531     ]
 532   else
 533     if with_amd_vk
 534       error('The following drivers requires LLVM: Radv. One of these is enabled, but LLVM was not found.')
 535     endif
 536   endif
 537 elif with_amd_vk
 538   error('The following drivers requires LLVM: Radv. One of these is enabled, but LLVM is disabled.')
 539 endif
 540
 541 dep_glvnd = []
 542 if with_glvnd
 543   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
 544   pre_args += '-DUSE_LIBGLVND=1'
 545 endif
 546
 547 # TODO: make this conditional
 548 dep_valgrind = dependency('valgrind', required : false)
 549 if dep_valgrind.found() and with_valgrind
 550   pre_args += '-DHAVE_VALGRIND'
 551 endif
 552
 553 # pthread stubs. Lets not and say we didn't
 554
 555 prog_bison = find_program('bison', required : with_any_opengl)
 556 prog_flex = find_program('flex', required : with_any_opengl)
 557
 558 # TODO: selinux
 559 dep_selinux = []
 560
 561 # TODO: llvm-prefix and llvm-shared-libs
 562
 563 dep_unwind = dependency('libunwind', required : false)
 564 if dep_unwind.found()
 565   pre_args += '-DHAVE_LIBUNWIND'
 566 endif
 567
 568 # TODO: flags for opengl, gles, dri
 569
 570 # TODO: gallium-hud
 571
 572 # TODO: glx provider
 573
 574 # TODO: osmesa provider
 575
 576 # TODO: symbol mangling
 577
 578 # TODO: egl configuration
 579
 580 if with_platform_wayland
 581   prog_wl_scanner = find_program('wayland-scanner')
 582   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
 583   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
 584   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
 585 else
 586   prog_wl_scanner = []
 587   dep_wl_protocols = []
 588   dep_wayland_client = []
 589   dep_wayland_server = []
 590 endif
 591
 592 dep_xcb_dri2 = []
 593 dep_xcb_dri3 = []
 594 dep_dri2proto = []
 595 dep_glproto = []
 596 dep_x11 = []
 597 dep_xf86vm = []
 598 if with_platform_x11
 599   if with_glx == 'xlib'
 600     # TODO
 601     error('TODO')
 602   elif with_glx == 'gallium-xlib'
 603     # TODO
 604     error('TODO')
 605   else
 606     pre_args += '-DGLX_INDIRECT_RENDERING'
 607     if with_glx_direct
 608       pre_args += '-DGLX_DIRECT_RENDERING'
 609     endif
 610     if with_dri_platform == 'drm'
 611       pre_args += '-DGLX_USE_DRM'
 612       dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
 613       dep_x11 = [
 614         dependency('x11'),
 615         dependency('xext'),
 616         dependency('xdamage', version : '>= 1.1'),
 617         dependency('xfixes'),
 618         dependency('x11-xcb'),
 619         dependency('xcb'),
 620         dependency('xcb-glx', version : '>= 1.8.1'),
 621       ]
 622
 623       dep_xf86vm = dependency('xxf86vm', required : false)
 624     endif
 625     # TODO: XF86VIDMODE
 626   endif
 627   if with_glx != 'disabled'
 628     dep_glproto = dependency('glproto', version : '>= 1.4.14')
 629   endif
 630   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 631     dep_xcb_dri2 = [
 632       dependency('x11-xcb'),
 633       dependency('xcb'),
 634       dependency('xcb-dri2', version : '>= 1.8'),
 635       dependency('xcb-xfixes'),
 636     ]
 637     pre_args += '-DHAVE_X11_PLATFORM'
 638     if with_dri3
 639       pre_args += '-DHAVE_DRI3'
 640       dep_xcb_dri3 = [
 641         dep_xcb_dri2,
 642         dependency('xcb-dri3'),
 643         dependency('xcb-present'),
 644         dependency('xcb-sync'),
 645         dependency('xshmfence', version : '>= 1.1'),
 646       ]
 647     endif
 648   endif
 649 endif
 650
 651 # TODO: platforms for !vulkan
 652
 653 # TODO: osmesa
 654
 655 # TODO: egl
 656
 657 # TODO: vallium G3DVL
 658
 659 # TODO: nine
 660
 661 # TODO: clover
 662
 663 # TODO: egl sans x11
 664
 665 with_gallium_xvmc = false
 666 with_gallium_vdpau = false
 667 with_gallium_omx = false  # this is bellagio
 668 with_gallium_va = false
 669 with_gallium_media = false
 670 dep_va = []
 671 _drivers = get_option('gallium-media')
 672 if _drivers != ''
 673   _split = _drivers.split(',')
 674   with_gallium_xvmc = _split.contains('xvmc')
 675   with_gallium_vdpau = _split.contains('vdpau')
 676   with_gallium_omx = _split.contains('omx')
 677   with_gallium_va = _split.contains('va')
 678   with_gallium_media = (with_gallium_xvmc or with_gallium_vdpau or
 679                         with_gallium_omx or with_gallium_va)
 680   if with_gallium_media
 681     dep_va = [
 682       dependency('x11-xcb'),
 683       dependency('xcb'),
 684       dependency('xcb-dri2', version : '>= 1.8'), # FIXME: dedup version
 685     ]
 686   endif
 687 endif
 688
 689 # TODO: gallium tests
 690
 691 # TODO: various libdirs
 692
 693 # TODO: swr
 694
 695 # TODO: gallium driver dirs
 696
 697 # FIXME: this is a workaround for #2326
 698 prog_touch = find_program('touch')
 699 dummy_cpp = custom_target(
 700   'dummy_cpp',
 701   output : 'dummy.cpp',
 702   command : [prog_touch, '@OUTPUT@'],
 703 )
 704
 705 foreach a : pre_args
 706   add_project_arguments(a, language : ['c', 'cpp'])
 707 endforeach
 708 foreach a : c_args
 709   add_project_arguments(a, language : ['c'])
 710 endforeach
 711 foreach a : cpp_args
 712   add_project_arguments(a, language : ['cpp'])
 713 endforeach
 714
 715 inc_include = include_directories('include')
 716
 717 pkg = import('pkgconfig')
 718
 719 subdir('include')
 720 subdir('src')