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