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 : '17.3.0-devel',
  25   license : 'MIT',
  26   meson_version : '>= 0.42',
  27   default_options : ['c_std=c99', 'cpp_std=c++11']
  28 )
  29
  30 # Arguments for the preprocessor, put these in a separate array from the C and
  31 # C++ (cpp in meson terminology) arguments since they need to be added to the
  32 # default arguments for both C and C++.
  33 pre_args = [
  34   '-D__STDC_CONSTANT_MACROS',
  35   '-D__STDC_FORMAT_MACROS',
  36   '-D__STDC_LIMIT_MACROS',
  37   '-DVERSION="@0@"'.format(meson.project_version()),
  38   '-DPACKAGE_VERSION=VERSION',
  39   '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"',
  40   '-D_GNU_SOURCE',
  41 ]
  42
  43 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
  44 with_tests = get_option('build-tests')
  45 with_valgrind = get_option('valgrind')
  46 with_libunwind = get_option('libunwind')
  47 with_asm = get_option('asm')
  48 with_llvm = get_option('llvm')
  49 if get_option('texture-float')
  50   pre_args += '-DTEXTURE_FLOAT_ENABLED'
  51   message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
  52 endif
  53
  54 # XXX: yeah, do these
  55 with_appledri = false
  56 with_windowsdri = false
  57
  58 dri_drivers_path = get_option('dri-drivers-path')
  59 if dri_drivers_path == ''
  60   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
  61 endif
  62
  63 with_gles1 = get_option('gles1')
  64 with_gles2 = get_option('gles2')
  65 with_opengl = get_option('opengl')
  66 with_any_opengl = with_opengl or with_gles1 or with_gles2
  67 # Only build shared_glapi if at least one OpenGL API is enabled
  68 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
  69
  70 # TODO: these will need options, but at the moment they just control header
  71 # installs
  72 with_osmesa = false
  73
  74 # shared-glapi is required if at least two OpenGL APIs are being built
  75 if not with_shared_glapi
  76   if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
  77       or (with_gles2 and with_opengl))
  78     error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  79   endif
  80 endif
  81
  82 # We require OpenGL for OpenGL ES
  83 if (with_gles1 or with_gles2) and not with_opengl
  84   error('building OpenGL ES without OpenGL is not supported.')
  85 endif
  86
  87 with_dri = false
  88 with_dri_i915 = false
  89 with_dri_i965 = false
  90 with_dri_r100 = false
  91 with_dri_r200 = false
  92 with_dri_swrast = false
  93 _drivers = get_option('dri-drivers')
  94 if _drivers != ''
  95   _split = _drivers.split(',')
  96   with_dri_i915 = _split.contains('i915')
  97   with_dri_i965 = _split.contains('i965')
  98   with_dri_r100 = _split.contains('r100')
  99   with_dri_r200 = _split.contains('r200')
 100   with_dri_swrast = _split.contains('swrast')
 101   with_dri = true
 102 endif
 103
 104 with_gallium = false
 105 with_gallium_pl111 = false
 106 with_gallium_radeonsi = false
 107 with_gallium_nouveau = false
 108 with_gallium_freedreno = false
 109 with_gallium_softpipe = false
 110 with_gallium_vc4 = false
 111 with_gallium_vc5 = false
 112 with_gallium_etnaviv = false
 113 with_gallium_imx = false
 114 _drivers = get_option('gallium-drivers')
 115 if _drivers != ''
 116   _split = _drivers.split(',')
 117   with_gallium_pl111 = _split.contains('pl111')
 118   with_gallium_radeonsi = _split.contains('radeonsi')
 119   with_gallium_nouveau = _split.contains('nouveau')
 120   with_gallium_freedreno = _split.contains('freedreno')
 121   with_gallium_softpipe = _split.contains('swrast')
 122   with_gallium_vc4 = _split.contains('vc4')
 123   with_gallium_vc5 = _split.contains('vc5')
 124   with_gallium_etnaviv = _split.contains('etnaviv')
 125   with_gallium_imx = _split.contains('imx')
 126   with_gallium = true
 127   with_dri = true
 128 endif
 129
 130 if not (with_dri or with_gallium)
 131   with_gles1 = false
 132   with_gles2 = false
 133   with_opengl = false
 134   with_any_opengl = false
 135   with_shared_glapi = false
 136 endif
 137
 138 if with_dri_swrast and with_gallium_softpipe
 139   error('Only one swrast provider can be built')
 140 endif
 141 if with_gallium_imx and not with_gallium_etnaviv
 142   error('IMX driver requires etnaviv driver')
 143 endif
 144
 145 dep_libdrm_intel = []
 146 if with_dri_i915
 147   dep_libdrm_intel = dependency('libdrm_intel', version : '>= 2.4.75')
 148 endif
 149
 150 # TODO: other OSes
 151 with_dri_platform = 'drm'
 152
 153 # TODO: android platform
 154 with_platform_wayland = false
 155 with_platform_x11 = false
 156 with_platform_drm = false
 157 with_platform_surfaceless = false
 158 egl_native_platform = ''
 159 _platforms = get_option('platforms')
 160 if _platforms != ''
 161   _split = _platforms.split(',')
 162   with_platform_x11 = _split.contains('x11')
 163   with_platform_wayland = _split.contains('wayland')
 164   with_platform_drm = _split.contains('drm')
 165   with_platform_surfaceless = _split.contains('surfaceless')
 166   egl_native_platform = _split[0]
 167 endif
 168
 169 with_gbm = get_option('gbm')
 170 if with_gbm == 'auto' and with_dri  # TODO: or gallium
 171   with_gbm = host_machine.system() == 'linux'
 172 elif with_gbm == 'yes'
 173   if not ['linux', 'bsd'].contains(host_machine.system())
 174     error('GBM only supports unix-like platforms')
 175   endif
 176   with_gbm = true
 177 else
 178   with_gbm = false
 179 endif
 180
 181 _egl = get_option('egl')
 182 if _egl == 'auto'
 183   with_egl = with_dri and with_shared_glapi and egl_native_platform != ''
 184 elif _egl == 'yes'
 185   if not with_dri
 186     error('EGL requires dri')
 187   elif not with_shared_glapi
 188     error('EGL requires shared-glapi')
 189   elif egl_native_platform == ''
 190     error('No platforms specified, consider -Dplatforms=drm,x11 at least')
 191   endif
 192   with_egl = true
 193 else
 194   with_egl = false
 195 endif
 196
 197 # TODO: or virgl
 198 if with_egl and with_gallium_radeonsi and not (with_platform_drm or with_platform_surfaceless)
 199   error('RadeonSI requires drm or surfaceless platform when using EGL')
 200 endif
 201
 202 pre_args += '-DGLX_USE_TLS'
 203 with_glx = get_option('glx')
 204 if with_glx != 'disabled'
 205   if not (with_platform_x11 and with_any_opengl)
 206     if with_glx == 'auto'
 207       with_glx = 'disabled'
 208     else
 209       error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 210     endif
 211   elif with_glx == 'gallium-xlib'
 212     if not with_gallium
 213       error('Gallium-xlib based GLX requires at least one gallium driver')
 214     elif with_dri
 215       error('gallium-xlib conflicts with any dri driver')
 216     endif
 217   elif with_glx == 'dri' and not with_dri
 218     error('dri based GLX requires at least one DRI driver')
 219   elif with_glx == 'auto'
 220     if with_dri
 221       with_glx = 'dri'
 222     elif with_gallium
 223       with_glx = 'gallium-xlib'
 224     elif with_platform_x11 and with_any_opengl
 225       with_glx = 'xlib'
 226     else
 227       with_glx = 'disabled'
 228     endif
 229   endif
 230 endif
 231
 232 with_glvnd = get_option('glvnd')
 233 if with_glvnd and with_glx != 'dri'
 234   message('glvnd requires dri based glx')
 235 endif
 236
 237 # TODO: toggle for this
 238 with_glx_direct = true
 239
 240 if with_vulkan_icd_dir == ''
 241   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 242 endif
 243
 244 with_intel_vk = false
 245 with_amd_vk = false
 246 with_any_vk = false
 247 _vulkan_drivers = get_option('vulkan-drivers')
 248 if _vulkan_drivers != ''
 249   _split = _vulkan_drivers.split(',')
 250   with_intel_vk = _split.contains('intel')
 251   with_amd_vk = _split.contains('amd')
 252   with_any_vk = with_amd_vk or with_intel_vk
 253   if not (with_platform_x11 or with_platform_wayland)
 254     error('Vulkan requires at least one platform (x11, wayland)')
 255   endif
 256 endif
 257
 258 with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm'
 259 with_dri3 = get_option('dri3')
 260 if with_dri3 == 'auto'
 261   if host_machine.system() == 'linux' and with_dri2
 262     with_dri3 = true
 263   else
 264     with_dri3 = false
 265  endif
 266 elif with_dri3 == 'yes'
 267   with_dri3 = true
 268 else
 269   with_dri3 = false
 270 endif
 271
 272 if with_any_vk and (with_platform_x11 and not with_dri3)
 273   error('Vulkan drivers require dri3 for X11 support')
 274 endif
 275 if with_dri or with_gallium
 276   if with_glx == 'disabled' and not with_egl
 277     error('building dri or gallium drivers require at least one window system')
 278   endif
 279 endif
 280
 281 with_gallium_xvmc = false
 282 with_gallium_vdpau = false
 283 with_gallium_omx = false  # this is bellagio
 284 with_gallium_va = false
 285 with_gallium_media = false
 286 dep_va = []
 287 _drivers = get_option('gallium-media')
 288 if _drivers != ''
 289   _split = _drivers.split(',')
 290   with_gallium_xvmc = _split.contains('xvmc')
 291   with_gallium_vdpau = _split.contains('vdpau')
 292   with_gallium_omx = _split.contains('omx')
 293   with_gallium_va = _split.contains('va')
 294   with_gallium_media = (with_gallium_xvmc or with_gallium_vdpau or
 295                         with_gallium_omx or with_gallium_va)
 296 endif
 297
 298 gl_pkgconfig_c_flags = []
 299 if with_platform_x11
 300   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 301     pre_args += '-DHAVE_X11_PLATFORM'
 302   endif
 303   if with_glx == 'xlib'
 304     # TODO
 305     error('TODO')
 306   elif with_glx == 'gallium-xlib'
 307     # TODO
 308     error('TODO')
 309   else
 310     pre_args += '-DGLX_INDIRECT_RENDERING'
 311     if with_glx_direct
 312       pre_args += '-DGLX_DIRECT_RENDERING'
 313     endif
 314     if with_dri_platform == 'drm'
 315       pre_args += '-DGLX_USE_DRM'
 316     endif
 317   endif
 318 else
 319   pre_args += '-DMESA_EGL_NO_X11_HEADERS'
 320   gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS'
 321 endif
 322 if with_platform_drm
 323   if with_egl and not with_gbm
 324     error('EGL drm platform requires gbm')
 325   endif
 326   pre_args += '-DHAVE_DRM_PLATFORM'
 327 endif
 328 if with_platform_surfaceless
 329   pre_args += '-DHAVE_SURFACELESS_PLATFORM'
 330 endif
 331
 332 prog_python2 = find_program('python2')
 333 has_mako = run_command(prog_python2, '-c', 'import mako')
 334 if has_mako.returncode() != 0
 335   error('Python (2.x) mako module required to build mesa.')
 336 endif
 337
 338 cc = meson.get_compiler('c')
 339 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 340   error('When using GCC, version 4.4.6 or later is required.')
 341 endif
 342
 343 # Define DEBUG for debug and debugoptimized builds
 344 if get_option('buildtype').startswith('debug')
 345   pre_args += '-DDEBUG'
 346 endif
 347
 348 if get_option('shader-cache')
 349   pre_args += '-DENABLE_SHADER_CACHE'
 350 elif with_amd_vk
 351   error('Radv requires shader cache support')
 352 endif
 353
 354 # Check for GCC style builtins
 355 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 356              'ffsll', 'popcount', 'popcountll', 'unreachable']
 357   if cc.has_function(b)
 358     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 359   endif
 360 endforeach
 361
 362 # check for GCC __attribute__
 363 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 364              'warn_unused_result', 'weak',]
 365   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 366                  name : '__attribute__((@0@))'.format(a))
 367     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 368   endif
 369 endforeach
 370 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 371                name : '__attribute__((format(...)))')
 372   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 373 endif
 374 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 375                name : '__attribute__((packed))')
 376   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 377 endif
 378 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 379                name : '__attribute__((returns_nonnull))')
 380   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
 381 endif
 382 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 383                   int foo_hid(void) __attribute__((visibility("hidden")));
 384                   int foo_int(void) __attribute__((visibility("internal")));
 385                   int foo_pro(void) __attribute__((visibility("protected")));''',
 386                name : '__attribute__((visibility(...)))')
 387   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
 388 endif
 389 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 390                name : '__attribute__((alias(...)))')
 391   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 392 endif
 393
 394 # TODO: this is very incomplete
 395 if host_machine.system() == 'linux'
 396   pre_args += '-D_GNU_SOURCE'
 397 endif
 398
 399 # Check for generic C arguments
 400 c_args = []
 401 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 402              '-Werror=missing-prototypes', '-fno-math-errno',
 403              '-fno-trapping-math', '-Qunused-arguments']
 404   if cc.has_argument(a)
 405     c_args += a
 406   endif
 407 endforeach
 408 c_vis_args = []
 409 if cc.has_argument('-fvisibility=hidden')
 410   c_vis_args += '-fvisibility=hidden'
 411 endif
 412
 413 # Check for generic C++ arguments
 414 cpp = meson.get_compiler('cpp')
 415 cpp_args = []
 416 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 417              '-Qunused-arguments', '-Wno-non-virtual-dtor']
 418   if cpp.has_argument(a)
 419     cpp_args += a
 420   endif
 421 endforeach
 422 cpp_vis_args = []
 423 if cpp.has_argument('-fvisibility=hidden')
 424   cpp_vis_args += '-fvisibility=hidden'
 425 endif
 426
 427 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 428 # in parts of the mesa code base that need to compile with old versions of
 429 # MSVC, mainly common code
 430 c_msvc_compat_args = []
 431 cpp_msvc_compat_args = []
 432 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 433   if cc.has_argument(a)
 434     c_msvc_compat_args += a
 435   endif
 436   if cpp.has_argument(a)
 437     cpp_msvc_compat_args += a
 438   endif
 439 endforeach
 440
 441 no_override_init_args = []
 442 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
 443   if cc.has_argument(a)
 444     no_override_init_args += a
 445   endif
 446 endforeach
 447
 448 # TODO: SSE41 (which is only required for core mesa)
 449
 450 # Check for GCC style atomics
 451 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 452                name : 'GCC atomic builtins')
 453   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 454 endif
 455 if not cc.links('''#include <stdint.h>
 456                    uint64_t v;
 457                    int main() {
 458                      return __sync_add_and_fetch(&v, (uint64_t)1);
 459                    }''',
 460                 name : 'GCC 64bit atomics')
 461   pre_args += '-DMISSING_64_BIT_ATOMICS'
 462 endif
 463
 464 # TODO: endian
 465 # TODO: powr8
 466 # TODO: shared/static? Is this even worth doing?
 467
 468 # I don't think that I need to set any of the debug stuff, I think meson
 469 # handles that for us
 470
 471 # TODO: ldflags
 472
 473 # TODO: texture-float (gallium/mesa only)
 474
 475 # TODO: cross-compiling. I don't think this is relavent to meson
 476
 477 # FIXME: enable asm when cross compiler
 478 # This is doable (autotools does it), but it's not of immediate concern
 479 if meson.is_cross_build()
 480   message('Cross compiling, disabling asm')
 481   with_asm = false
 482 endif
 483
 484 with_asm_arch = ''
 485 if with_asm
 486   # TODO: SPARC and PPC
 487   if host_machine.cpu_family() == 'x86'
 488     if ['linux', 'bsd'].contains(host_machine.system()) # FIXME: hurd?
 489       with_asm_arch = 'x86'
 490       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 491                    '-DUSE_SSE_ASM']
 492     endif
 493   elif host_machine.cpu_family() == 'x86_64'
 494     if host_machine.system() == 'linux'
 495       with_asm_arch = 'x86_64'
 496       pre_args += ['-DUSE_X86_64_ASM']
 497     endif
 498   elif host_machine.cpu_family() == 'arm'
 499     if host_machine.system() == 'linux'
 500       with_asm_arch = 'arm'
 501       pre_args += ['-DUSE_ARM_ASM']
 502     endif
 503   elif host_machine.cpu_family() == 'aarch64'
 504     if host_machine.system() == 'linux'
 505       with_asm_arch = 'aarch64'
 506       pre_args += ['-DUSE_AARCH64_ASM']
 507     endif
 508   endif
 509 endif
 510
 511 # Check for standard headers and functions
 512 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 513   pre_args += '-DMAJOR_IN_SYSMACROS'
 514 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 515   pre_args += '-DMAJOR_IN_MKDEV'
 516 endif
 517
 518 foreach h : ['xlocale.h', 'sys/sysctl.h']
 519   if cc.has_header(h)
 520     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 521   endif
 522 endforeach
 523
 524 foreach f : ['strtof', 'mkostemp', 'posix_memalign']
 525   if cc.has_function(f)
 526     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 527   endif
 528 endforeach
 529
 530 # strtod locale support
 531 if cc.links('''
 532     #define _GNU_SOURCE
 533     #include <stdlib.h>
 534     #include <locale.h>
 535     #ifdef HAVE_XLOCALE_H
 536     #include <xlocale.h>
 537     #endif
 538     int main() {
 539       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 540       const char *s = "1.0";
 541       char *end;
 542       double d = strtod_l(s, end, loc);
 543       float f = strtod_l(s, end, loc);
 544       freelocale(loc);
 545       return 0;
 546     }''',
 547     extra_args : pre_args,
 548     name : 'strtod has locale support')
 549   pre_args += '-DHAVE_STRTOD_L'
 550 endif
 551
 552 # Check for some linker flags
 553 ld_args_bsymbolic = []
 554 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic')
 555   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 556 endif
 557 ld_args_gc_sections = []
 558 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 559             args : '-Wl,--gc-sections', name : 'gc-sections')
 560   ld_args_gc_sections += '-Wl,--gc-sections'
 561 endif
 562 with_ld_version_script = false
 563 if cc.links('int main() { return 0; }',
 564             args : '-Wl,--version-script=@0@'.format(
 565               join_paths(meson.source_root(), 'build-support/conftest.map')),
 566             name : 'version-script')
 567   with_ld_version_script = true
 568 endif
 569 with_ld_dynamic_list = false
 570 if cc.links('int main() { return 0; }',
 571             args : '-Wl,--dynamic-list=@0@'.format(
 572               join_paths(meson.source_root(), 'build-support/conftest.dyn')),
 573             name : 'dynamic-list')
 574   with_ld_dynamic_list = true
 575 endif
 576
 577 # check for dl support
 578 if cc.has_function('dlopen')
 579   dep_dl = []
 580 else
 581   dep_dl = cc.find_library('dl')
 582 endif
 583 if cc.has_function('dladdr', dependencies : dep_dl)
 584   # This is really only required for megadrivers
 585   pre_args += '-DHAVE_DLADDR'
 586 endif
 587
 588 if cc.has_function('dl_iterate_phdr')
 589   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 590 else
 591   # TODO: this is required for vulkan
 592 endif
 593
 594 # Determine whether or not the rt library is needed for time functions
 595 if cc.has_function('clock_gettime')
 596   dep_clock = []
 597 else
 598   dep_clock = cc.find_library('rt')
 599 endif
 600
 601 with_gallium_drisw_kms = false
 602 dep_libdrm = dependency('libdrm', version : '>= 2.4.75',
 603                         required : with_dri2 or with_dri3)
 604 if dep_libdrm.found()
 605   pre_args += '-DHAVE_LIBDRM'
 606   if with_dri_platform == 'drm' and with_dri
 607     with_gallium_drisw_kms = true
 608   endif
 609 endif
 610
 611 # TODO: some of these may be conditional
 612 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 613 dep_thread = dependency('threads')
 614 if dep_thread.found() and host_machine.system() == 'linux'
 615   pre_args += '-DHAVE_PTHREAD'
 616 endif
 617 dep_elf = dependency('libelf', required : false)
 618 if not dep_elf.found() and (with_amd_vk or with_gallium_radeonsi) # TODO: clover, r600
 619   dep_elf = cc.find_library('elf')
 620 endif
 621 dep_expat = dependency('expat')
 622 # this only exists on linux so either this is linux and it will be found, or
 623 # its not linux and and wont
 624 dep_m = cc.find_library('m', required : false)
 625
 626 dep_libdrm_amdgpu = []
 627 dep_libdrm_radeon = []
 628 dep_libdrm_nouveau = []
 629 dep_libdrm_etnaviv = []
 630 dep_libdrm_freedreno = []
 631 if with_amd_vk or with_gallium_radeonsi
 632   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.85')
 633 endif
 634 if with_gallium_radeonsi or with_dri_r100 or with_dri_r200
 635   dep_libdrm_radeon = dependency('libdrm_radeon', version : '>= 2.4.71')
 636 endif
 637 if with_gallium_nouveau
 638   dep_libdrm_nouveau = dependency('libdrm_nouveau', version : '>= 2.4.66')
 639 endif
 640 if with_gallium_etnaviv
 641   dep_libdrm_etnaviv = dependency('libdrm_etnaviv', version : '>= 2.4.82')
 642 endif
 643 if with_gallium_freedreno
 644   dep_libdrm_freedreno = dependency('libdrm_freedreno', version : '>= 2.4.74')
 645 endif
 646
 647 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
 648 if with_amd_vk
 649   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
 650 endif
 651 dep_llvm = dependency(
 652   'llvm', version : '>= 3.9.0', required : with_amd_vk, modules : llvm_modules,
 653 )
 654 if with_llvm
 655   if dep_llvm.found()
 656     _llvm_version = dep_llvm.version().split('.')
 657     # Development versions of LLVM have an 'svn' suffix, we don't want that for
 658     # our version checks.
 659     _llvm_patch = _llvm_version[2]
 660     if _llvm_patch.endswith('svn')
 661       _llvm_patch = _llvm_patch.split('s')[0]
 662     endif
 663     pre_args += [
 664       '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch),
 665       '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
 666     ]
 667   else
 668     if with_gallium_softpipe
 669       error('Cannot find LLVM to build LLVMPipe. If you wanted softpipe pass -Dllvm=false to meson')
 670     elif with_amd_vk or with_gallium_radeonsi # etc
 671       error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM was not found.')
 672     endif
 673   endif
 674 elif with_amd_vk or with_gallium_radeonsi
 675   error('The following drivers requires LLVM: Radv, RadeonSI. One of these is enabled, but LLVM is disabled.')
 676 endif
 677
 678 dep_glvnd = []
 679 if with_glvnd
 680   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
 681   pre_args += '-DUSE_LIBGLVND=1'
 682 endif
 683
 684 # TODO: make this conditional
 685 dep_valgrind = dependency('valgrind', required : false)
 686 if dep_valgrind.found() and with_valgrind
 687   pre_args += '-DHAVE_VALGRIND'
 688 endif
 689
 690 # pthread stubs. Lets not and say we didn't
 691
 692 prog_bison = find_program('bison', required : with_any_opengl)
 693 prog_flex = find_program('flex', required : with_any_opengl)
 694
 695 # TODO: selinux
 696 dep_selinux = []
 697
 698 # TODO: llvm-prefix and llvm-shared-libs
 699
 700 dep_unwind = dependency('libunwind', required : false)
 701 if dep_unwind.found() and with_libunwind
 702   pre_args += '-DHAVE_LIBUNWIND'
 703 endif
 704
 705 # TODO: flags for opengl, gles, dri
 706
 707 # TODO: gallium-hud
 708
 709 # TODO: glx provider
 710
 711 # TODO: osmesa provider
 712
 713 # TODO: symbol mangling
 714
 715 if with_platform_wayland
 716   prog_wl_scanner = find_program('wayland-scanner')
 717   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
 718   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
 719   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
 720   wayland_dmabuf_xml = join_paths(
 721     dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable',
 722     'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml'
 723   )
 724   pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED']
 725 else
 726   prog_wl_scanner = []
 727   dep_wl_protocols = []
 728   dep_wayland_client = []
 729   dep_wayland_server = []
 730   wayland_dmabuf_xml = ''
 731 endif
 732
 733 dep_x11 = []
 734 dep_xext = []
 735 dep_xdamage = []
 736 dep_xfixes = []
 737 dep_x11_xcb = []
 738 dep_xcb_glx = []
 739 dep_xcb_dri2 = []
 740 dep_xcb_dri3 = []
 741 dep_dri2proto = []
 742 dep_glproto = []
 743 dep_xf86vm = []
 744 dep_xcb_dri3 = []
 745 dep_xcb_present = []
 746 dep_xcb_sync = []
 747 dep_xcb_xfixes = []
 748 dep_xshmfence = []
 749 if with_platform_x11
 750   if with_glx == 'dri' and with_dri_platform == 'drm'
 751     dep_x11 = dependency('x11')
 752     dep_xext = dependency('xext')
 753     dep_xdamage = dependency('xdamage', version : '>= 1.1')
 754     dep_xfixes = dependency('xfixes')
 755     dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1')
 756     dep_xf86vm = dependency('xxf86vm', required : false)
 757   endif
 758   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 759     dep_xcb = dependency('xcb')
 760     dep_x11_xcb = dependency('x11-xcb')
 761     dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8')
 762
 763     if with_dri3
 764       pre_args += '-DHAVE_DRI3'
 765       dep_xcb_dri3 = dependency('xcb-dri3')
 766       dep_xcb_present = dependency('xcb-present')
 767       dep_xcb_sync = dependency('xcb-sync')
 768       dep_xshmfence = dependency('xshmfence', version : '>= 1.1')
 769     endif
 770   endif
 771   if with_glx != 'disabled'
 772     dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
 773     dep_glproto = dependency('glproto', version : '>= 1.4.14')
 774   endif
 775   if with_egl
 776     dep_xcb_xfixes = dependency('xcb-xfixes')
 777   endif
 778 endif
 779
 780 # TODO: osmesa
 781
 782 # TODO: vallium G3DVL
 783
 784 # TODO: nine
 785
 786 # TODO: clover
 787
 788 # TODO: gallium tests
 789
 790 # TODO: various libdirs
 791
 792 # TODO: swr
 793
 794 # TODO: gallium driver dirs
 795
 796 # FIXME: this is a workaround for #2326
 797 prog_touch = find_program('touch')
 798 dummy_cpp = custom_target(
 799   'dummy_cpp',
 800   output : 'dummy.cpp',
 801   command : [prog_touch, '@OUTPUT@'],
 802 )
 803
 804 foreach a : pre_args
 805   add_project_arguments(a, language : ['c', 'cpp'])
 806 endforeach
 807 foreach a : c_args
 808   add_project_arguments(a, language : ['c'])
 809 endforeach
 810 foreach a : cpp_args
 811   add_project_arguments(a, language : ['cpp'])
 812 endforeach
 813
 814 inc_include = include_directories('include')
 815
 816 gl_priv_reqs = [
 817   'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb',
 818   'xcb-glx >= 1.8.1', 'libdrm >= 2.4.75',
 819 ]
 820 if dep_xf86vm != [] and dep_xf86vm.found()
 821   gl_priv_reqs += 'xf86vm'
 822 endif
 823 if with_dri_platform == 'drm'
 824   gl_priv_reqs += 'xcb-dri2 >= 1.8'
 825 endif
 826
 827 gl_priv_libs = []
 828 if dep_thread.found()
 829   gl_priv_libs += ['-lpthread', '-pthread']
 830 endif
 831 if dep_m.found()
 832   gl_priv_libs += '-lm'
 833 endif
 834 if dep_dl.found()
 835   gl_priv_libs += '-ldl'
 836 endif
 837
 838 pkg = import('pkgconfig')
 839
 840 subdir('include')
 841 subdir('src')