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