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 with_gallium_nouveau = false
  96 with_gallium_softpipe = false
  97 with_gallium_vc4 = false
  98 _drivers = get_option('gallium-drivers')
  99 if _drivers != ''
 100   _split = _drivers.split(',')
 101   with_gallium_radeonsi = _split.contains('radeonsi')
 102   with_gallium_nouveau = _split.contains('nouveau')
 103   with_gallium_softpipe = _split.contains('swrast')
 104   with_gallium_vc4 = _split.contains('vc4')
 105   with_gallium = true
 106   with_dri = true
 107 endif
 108
 109 if not (with_dri or with_gallium)
 110   with_gles1 = false
 111   with_gles2 = false
 112   with_opengl = false
 113   with_any_opengl = false
 114   with_shared_glapi = false
 115 endif
 116
 117 if with_dri_swrast and with_gallium_softpipe
 118   error('Only one swrast provider can be built')
 119 endif
 120
 121 dep_libdrm_intel = []
 122 if with_dri_i915
 123   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 124 endif
 125
 126 # TODO: other OSes
 127 with_dri_platform = 'drm'
 128
 129 # TODO: there are more platforms required for non-vulkan drivers
 130 with_platform_wayland = false
 131 with_platform_x11 = false
 132 with_platform_drm = false
 133 _platforms = get_option('platforms')
 134 if _platforms != ''
 135   _split = _platforms.split(',')
 136   with_platform_x11 = _split.contains('x11')
 137   with_platform_wayland = _split.contains('wayland')
 138   with_platform_drm = _split.contains('drm')
 139 endif
 140
 141 with_gbm = get_option('gbm')
 142 if with_gbm == 'auto' and with_dri  # TODO: or gallium
 143   with_gbm = host_machine.system() == 'linux'
 144 elif with_gbm == 'yes'
 145   if not ['linux', 'bsd'].contains(host_machine.system())
 146     error('GBM only supports unix-like platforms')
 147   endif
 148   with_gbm = true
 149 else
 150   with_gbm = false
 151 endif
 152
 153 pre_args += '-DGLX_USE_TLS'
 154 with_glx = get_option('glx')
 155 if with_glx != 'disabled'
 156   if not (with_platform_x11 and with_any_opengl) and with_glx != 'auto'
 157     error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 158   elif with_glx == 'gallium-xlib'
 159     if not with_gallium
 160       error('Gallium-xlib based GLX requires at least one gallium driver')
 161     elif with_dri
 162       error('gallium-xlib conflicts with any dri driver')
 163     endif
 164   elif with_glx == 'dri' and not with_dri
 165     error('dri based GLX requires at least one DRI driver')
 166   elif with_glx == 'auto'
 167     if with_dri
 168       with_glx = 'dri'
 169     elif with_gallium
 170       with_glx = 'gallium-xlib'
 171     elif with_platform_x11 and with_any_opengl
 172       with_glx = 'xlib'
 173     else
 174       with_glx = 'disabled'
 175     endif
 176   endif
 177 endif
 178
 179 with_glvnd = get_option('glvnd')
 180 if with_glvnd and with_glx != 'dri'
 181   message('glvnd requires dri based glx')
 182 endif
 183
 184 # TODO: toggle for this
 185 with_glx_direct = true
 186
 187 if with_vulkan_icd_dir == ''
 188   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 189 endif
 190
 191 with_intel_vk = false
 192 with_amd_vk = false
 193 with_any_vk = false
 194 _vulkan_drivers = get_option('vulkan-drivers')
 195 if _vulkan_drivers != ''
 196   _split = _vulkan_drivers.split(',')
 197   with_intel_vk = _split.contains('intel')
 198   with_amd_vk = _split.contains('amd')
 199   with_any_vk = with_amd_vk or with_intel_vk
 200   if not (with_platform_x11 or with_platform_wayland)
 201     error('Vulkan requires at least one platform (x11, wayland)')
 202   endif
 203 endif
 204
 205 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
 206 with_dri3 = get_option('dri3')
 207 if with_dri3 == 'auto'
 208   if host_machine.system() == 'linux' and with_dri2
 209     with_dri3 = true
 210   else
 211     with_dri3 = false
 212  endif
 213 elif with_dri3 == 'yes'
 214   with_dri3 = true
 215 else
 216   with_dri3 = false
 217 endif
 218
 219 if with_any_vk and (with_platform_x11 and not with_dri3)
 220   error('Vulkan drivers require dri3 for X11 support')
 221 endif
 222 if with_dri or with_gallium
 223   if with_glx == 'disabled' # TODO: or egl
 224     error('building dri or gallium drivers require at least one window system')
 225   endif
 226 endif
 227
 228 with_gallium_xvmc = false
 229 with_gallium_vdpau = false
 230 with_gallium_omx = false  # this is bellagio
 231 with_gallium_va = false
 232 with_gallium_media = false
 233 dep_va = []
 234 _drivers = get_option('gallium-media')
 235 if _drivers != ''
 236   _split = _drivers.split(',')
 237   with_gallium_xvmc = _split.contains('xvmc')
 238   with_gallium_vdpau = _split.contains('vdpau')
 239   with_gallium_omx = _split.contains('omx')
 240   with_gallium_va = _split.contains('va')
 241   with_gallium_media = (with_gallium_xvmc or with_gallium_vdpau or
 242                         with_gallium_omx or with_gallium_va)
 243 endif
 244
 245 if with_platform_x11
 246   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 247     pre_args += '-DHAVE_X11_PLATFORM'
 248   endif
 249   if with_glx == 'xlib'
 250     # TODO
 251     error('TODO')
 252   elif with_glx == 'gallium-xlib'
 253     # TODO
 254     error('TODO')
 255   else
 256     pre_args += '-DGLX_INDIRECT_RENDERING'
 257     if with_glx_direct
 258       pre_args += '-DGLX_DIRECT_RENDERING'
 259     endif
 260     if with_dri_platform == 'drm'
 261       pre_args += '-DGLX_USE_DRM'
 262     endif
 263   endif
 264 endif
 265
 266 prog_python2 = find_program('python2')
 267 has_mako = run_command(prog_python2, '-c', 'import mako')
 268 if has_mako.returncode() != 0
 269   error('Python (2.x) mako module required to build mesa.')
 270 endif
 271
 272 cc = meson.get_compiler('c')
 273 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 274   error('When using GCC, version 4.4.6 or later is required.')
 275 endif
 276
 277 # Define DEBUG for debug and debugoptimized builds
 278 if get_option('buildtype').startswith('debug')
 279   pre_args += '-DDEBUG'
 280 endif
 281
 282 if get_option('shader-cache')
 283   pre_args += '-DENABLE_SHADER_CACHE'
 284 elif with_amd_vk
 285   error('Radv requires shader cache support')
 286 endif
 287
 288 # Check for GCC style builtins
 289 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 290              'ffsll', 'popcount', 'popcountll', 'unreachable']
 291   if cc.has_function(b)
 292     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 293   endif
 294 endforeach
 295
 296 # check for GCC __attribute__
 297 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 298              'warn_unused_result', 'weak',]
 299   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 300                  name : '__attribute__((@0@))'.format(a))
 301     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 302   endif
 303 endforeach
 304 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 305                name : '__attribute__((format(...)))')
 306   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 307 endif
 308 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 309                name : '__attribute__((packed))')
 310   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 311 endif
 312 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 313                name : '__attribute__((returns_nonnull))')
 314   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
 315 endif
 316 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 317                   int foo_hid(void) __attribute__((visibility("hidden")));
 318                   int foo_int(void) __attribute__((visibility("internal")));
 319                   int foo_pro(void) __attribute__((visibility("protected")));''',
 320                name : '__attribute__((visibility(...)))')
 321   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
 322 endif
 323 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 324                name : '__attribute__((alias(...)))')
 325   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 326 endif
 327
 328 # TODO: this is very incomplete
 329 if host_machine.system() == 'linux'
 330   pre_args += '-D_GNU_SOURCE'
 331 endif
 332
 333 # Check for generic C arguments
 334 c_args = []
 335 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 336              '-Werror=missing-prototypes', '-fno-math-errno',
 337              '-fno-trapping-math', '-Qunused-arguments']
 338   if cc.has_argument(a)
 339     c_args += a
 340   endif
 341 endforeach
 342 c_vis_args = []
 343 if cc.has_argument('-fvisibility=hidden')
 344   c_vis_args += '-fvisibility=hidden'
 345 endif
 346
 347 # Check for generic C++ arguments
 348 cpp = meson.get_compiler('cpp')
 349 cpp_args = []
 350 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 351              '-Qunused-arguments', '-Wno-non-virtual-dtor']
 352   if cpp.has_argument(a)
 353     cpp_args += a
 354   endif
 355 endforeach
 356 cpp_vis_args = []
 357 if cpp.has_argument('-fvisibility=hidden')
 358   cpp_vis_args += '-fvisibility=hidden'
 359 endif
 360
 361 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 362 # in parts of the mesa code base that need to compile with old versions of
 363 # MSVC, mainly common code
 364 c_msvc_compat_args = []
 365 cpp_msvc_compat_args = []
 366 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 367   if cc.has_argument(a)
 368     c_msvc_compat_args += a
 369   endif
 370   if cpp.has_argument(a)
 371     cpp_msvc_compat_args += a
 372   endif
 373 endforeach
 374
 375 no_override_init_args = []
 376 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
 377   if cc.has_argument(a)
 378     no_override_init_args += a
 379   endif
 380 endforeach
 381
 382 # TODO: SSE41 (which is only required for core mesa)
 383
 384 # Check for GCC style atomics
 385 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 386                name : 'GCC atomic builtins')
 387   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 388 endif
 389 if not cc.links('''#include <stdint.h>
 390                    uint64_t v;
 391                    int main() {
 392                      return __sync_add_and_fetch(&v, (uint64_t)1);
 393                    }''',
 394                 name : 'GCC 64bit atomics')
 395   pre_args += '-DMISSING_64_BIT_ATOMICS'
 396 endif
 397
 398 # TODO: endian
 399 # TODO: powr8
 400 # TODO: shared/static? Is this even worth doing?
 401
 402 # I don't think that I need to set any of the debug stuff, I think meson
 403 # handles that for us
 404
 405 # TODO: ldflags
 406
 407 # TODO: texture-float (gallium/mesa only)
 408
 409 # TODO: cross-compiling. I don't think this is relavent to meson
 410
 411 # FIXME: enable asm when cross compiler
 412 # This is doable (autotools does it), but it's not of immediate concern
 413 if meson.is_cross_build()
 414   message('Cross compiling, disabling asm')
 415   with_asm = false
 416 endif
 417
 418 with_asm_arch = ''
 419 if with_asm
 420   # TODO: SPARC and PPC
 421   if host_machine.cpu_family() == 'x86'
 422     if ['linux', 'bsd'].contains(host_machine.system()) # FIXME: hurd?
 423       with_asm_arch = 'x86'
 424       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 425                    '-DUSE_SSE_ASM']
 426     endif
 427   elif host_machine.cpu_family() == 'x86_64'
 428     if host_machine.system() == 'linux'
 429       with_asm_arch = 'x86_64'
 430       pre_args += ['-DUSE_X86_64_ASM']
 431     endif
 432   elif host_machine.cpu_family() == 'arm'
 433     if host_machine.system() == 'linux'
 434       with_asm_arch = 'arm'
 435       pre_args += ['-DUSE_ARM_ASM']
 436     endif
 437   elif host_machine.cpu_family() == 'aarch64'
 438     if host_machine.system() == 'linux'
 439       with_asm_arch = 'aarch64'
 440       pre_args += ['-DUSE_AARCH64_ASM']
 441     endif
 442   endif
 443 endif
 444
 445 # Check for standard headers and functions
 446 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 447   pre_args += '-DMAJOR_IN_SYSMACROS'
 448 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 449   pre_args += '-DMAJOR_IN_MKDEV'
 450 endif
 451
 452 foreach h : ['xlocale.h', 'sys/sysctl.h']
 453   if cc.has_header(h)
 454     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 455   endif
 456 endforeach
 457
 458 foreach f : ['strtof', 'mkostemp', 'posix_memalign']
 459   if cc.has_function(f)
 460     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 461   endif
 462 endforeach
 463
 464 # strtod locale support
 465 if cc.links('''
 466     #define _GNU_SOURCE
 467     #include <stdlib.h>
 468     #include <locale.h>
 469     #ifdef HAVE_XLOCALE_H
 470     #include <xlocale.h>
 471     #endif
 472     int main() {
 473       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 474       const char *s = "1.0";
 475       char *end;
 476       double d = strtod_l(s, end, loc);
 477       float f = strtod_l(s, end, loc);
 478       freelocale(loc);
 479       return 0;
 480     }''',
 481     extra_args : pre_args,
 482     name : 'strtod has locale support')
 483   pre_args += '-DHAVE_STRTOD_L'
 484 endif
 485
 486 # Check for some linker flags
 487 ld_args_bsymbolic = []
 488 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
 489   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 490 endif
 491 ld_args_gc_sections = []
 492 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 493             args : '-Wl,--gc-sections', name : 'gc-sections')
 494   ld_args_gc_sections += '-Wl,--gc-sections'
 495 endif
 496 with_ld_version_script = false
 497 if cc.links('int main() { return 0; }',
 498             args : '-Wl,--version-script=@0@'.format(
 499               join_paths(meson.source_root(), 'build-support/conftest.map')),
 500             name : 'version-script')
 501   with_ld_version_script = true
 502 endif
 503 with_ld_dynamic_list = false
 504 if cc.links('int main() { return 0; }',
 505             args : '-Wl,--dynamic-list=@0@'.format(
 506               join_paths(meson.source_root(), 'build-support/conftest.dyn')),
 507             name : 'dynamic-list')
 508   with_ld_dynamic_list = true
 509 endif
 510
 511 # check for dl support
 512 if cc.has_function('dlopen')
 513   dep_dl = []
 514 else
 515   dep_dl = cc.find_library('dl')
 516 endif
 517 if cc.has_function('dladdr', dependencies : dep_dl)
 518   # This is really only required for megadrivers
 519   pre_args += '-DHAVE_DLADDR'
 520 endif
 521
 522 if cc.has_function('dl_iterate_phdr')
 523   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 524 else
 525   # TODO: this is required for vulkan
 526 endif
 527
 528 # Determine whether or not the rt library is needed for time functions
 529 if cc.has_function('clock_gettime')
 530   dep_clock = []
 531 else
 532   dep_clock = cc.find_library('rt')
 533 endif
 534
 535 with_gallium_drisw_kms = false
 536 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
 537                         required : with_dri2 or with_dri3)
 538 if dep_libdrm.found()
 539   pre_args += '-DHAVE_LIBDRM'
 540   if with_dri_platform == 'drm' and with_dri
 541     with_gallium_drisw_kms = true
 542   endif
 543 endif
 544
 545 # TODO: some of these may be conditional
 546 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 547 dep_thread = dependency('threads')
 548 if dep_thread.found() and host_machine.system() == 'linux'
 549   pre_args += '-DHAVE_PTHREAD'
 550 endif
 551 dep_elf = dependency('libelf', required : false)
 552 if not dep_elf.found() and (with_amd_vk or with_gallium_radeonsi) # TODO: clover, r600
 553   dep_elf = cc.find_library('elf')
 554 endif
 555 dep_expat = dependency('expat')
 556 # this only exists on linux so either this is linux and it will be found, or
 557 # its not linux and and wont
 558 dep_m = cc.find_library('m', required : false)
 559
 560 dep_libdrm_amdgpu = []
 561 dep_libdrm_radeon = []
 562 dep_libdrm_nouveau = []
 563 if with_amd_vk or with_gallium_radeonsi
 564   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.84')
 565 endif
 566 if with_gallium_radeonsi # older radeon too
 567   dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
 568 endif
 569 if with_gallium_nouveau
 570   dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
 571 endif
 572
 573 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
 574 if with_amd_vk
 575   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
 576 endif
 577 dep_llvm = dependency(
 578   'llvm', version : '>= 3.9.0', required : with_amd_vk, modules : llvm_modules,
 579 )
 580 if with_llvm
 581   if dep_llvm.found()
 582     _llvm_version = dep_llvm.version().split('.')
 583     # Development versions of LLVM have an 'svn' suffix, we don't want that for
 584     # our version checks.
 585     _llvm_patch = _llvm_version[2]
 586     if _llvm_patch.endswith('svn')
 587       _llvm_patch = _llvm_patch.split('s')[0]
 588     endif
 589     pre_args += [
 590       '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch),
 591       '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
 592     ]
 593   else
 594     if with_gallium_softpipe
 595       error('Cannot find LLVM to build LLVMPipe. If you wanted softpipe pass -Dllvm=false to meson')
 596     elif with_amd_vk or with_gallium_radeonsi # etc
 597       error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM was not found.')
 598     endif
 599   endif
 600 elif with_amd_vk or with_gallium_radeonsi
 601   error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM is disabled.')
 602 endif
 603
 604 dep_glvnd = []
 605 if with_glvnd
 606   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
 607   pre_args += '-DUSE_LIBGLVND=1'
 608 endif
 609
 610 # TODO: make this conditional
 611 dep_valgrind = dependency('valgrind', required : false)
 612 if dep_valgrind.found() and with_valgrind
 613   pre_args += '-DHAVE_VALGRIND'
 614 endif
 615
 616 # pthread stubs. Lets not and say we didn't
 617
 618 prog_bison = find_program('bison', required : with_any_opengl)
 619 prog_flex = find_program('flex', required : with_any_opengl)
 620
 621 # TODO: selinux
 622 dep_selinux = []
 623
 624 # TODO: llvm-prefix and llvm-shared-libs
 625
 626 dep_unwind = dependency('libunwind', required : false)
 627 if dep_unwind.found()
 628   pre_args += '-DHAVE_LIBUNWIND'
 629 endif
 630
 631 # TODO: flags for opengl, gles, dri
 632
 633 # TODO: gallium-hud
 634
 635 # TODO: glx provider
 636
 637 # TODO: osmesa provider
 638
 639 # TODO: symbol mangling
 640
 641 # TODO: egl configuration
 642
 643 if with_platform_wayland
 644   prog_wl_scanner = find_program('wayland-scanner')
 645   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
 646   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
 647   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
 648 else
 649   prog_wl_scanner = []
 650   dep_wl_protocols = []
 651   dep_wayland_client = []
 652   dep_wayland_server = []
 653 endif
 654
 655 dep_x11 = []
 656 dep_xext = []
 657 dep_xdamage = []
 658 dep_xfixes = []
 659 dep_x11_xcb = []
 660 dep_xcb_glx = []
 661 dep_xcb_dri2 = []
 662 dep_xcb_dri3 = []
 663 dep_dri2proto = []
 664 dep_glproto = []
 665 dep_xf86vm = []
 666 dep_xcb_dri3 = []
 667 dep_xcb_present = []
 668 dep_xcb_sync = []
 669 dep_xshmfence = []
 670 if with_platform_x11
 671   if with_glx == 'dri' and with_dri_platform == 'drm'
 672     dep_x11 = dependency('x11')
 673     dep_xext = dependency('xext')
 674     dep_xdamage = dependency('xdamage', version : '>= 1.1')
 675     dep_xfixes = dependency('xfixes')
 676     dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
 677     dep_xf86vm = dependency('xf86vm', required : false)
 678   endif
 679   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 680     dep_xcb = dependency('xcb')
 681     dep_x11_xcb = dependency('x11-xcb')
 682     dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
 683
 684     if with_dri3
 685       pre_args += '-DHAVE_DRI3'
 686       dep_xcb_dri3 = dependency('xcb-dri3')
 687       dep_xcb_present = dependency('xcb-present')
 688       dep_xcb_sync = dependency('xcb-sync')
 689       dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
 690     endif
 691   endif
 692   if with_glx != 'disabled'
 693     dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
 694     dep_glproto = dependency('glproto', version : '>= 1.4.14')
 695   endif
 696 endif
 697
 698 # TODO: platforms for !vulkan
 699
 700 # TODO: osmesa
 701
 702 # TODO: egl
 703
 704 # TODO: vallium G3DVL
 705
 706 # TODO: nine
 707
 708 # TODO: clover
 709
 710 # TODO: egl sans x11
 711 # TODO: gallium tests
 712
 713 # TODO: various libdirs
 714
 715 # TODO: swr
 716
 717 # TODO: gallium driver dirs
 718
 719 # FIXME: this is a workaround for #2326
 720 prog_touch = find_program('touch')
 721 dummy_cpp = custom_target(
 722   'dummy_cpp',
 723   output : 'dummy.cpp',
 724   command : [prog_touch, '@OUTPUT@'],
 725 )
 726
 727 foreach a : pre_args
 728   add_project_arguments(a, language : ['c', 'cpp'])
 729 endforeach
 730 foreach a : c_args
 731   add_project_arguments(a, language : ['c'])
 732 endforeach
 733 foreach a : cpp_args
 734   add_project_arguments(a, language : ['cpp'])
 735 endforeach
 736
 737 inc_include = include_directories('include')
 738
 739 pkg = import('pkgconfig')
 740
 741 subdir('include')
 742 subdir('src')