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 ]
  35
  36 with_vulkan_icd_dir = get_option('vulkan-icd-dir')
  37 with_tests = get_option('build-tests')
  38 with_valgrind = get_option('valgrind')
  39 with_asm = get_option('asm')
  40
  41 # XXX: yeah, do these
  42 with_appledri = false
  43 with_windowsdri = false
  44
  45 dri_drivers_path = get_option('dri-drivers-path')
  46 if dri_drivers_path == ''
  47   dri_drivers_path = join_paths(get_option('libdir'), 'dri')
  48 endif
  49
  50 with_gles1 = get_option('gles1')
  51 with_gles2 = get_option('gles2')
  52 with_opengl = get_option('opengl')
  53 with_any_opengl = with_opengl or with_gles1 or with_gles2
  54 # Only build shared_glapi if at least one OpenGL API is enabled
  55 with_shared_glapi = get_option('shared-glapi') and with_any_opengl
  56
  57 # TODO: these will need options, but at the moment they just control header
  58 # installs
  59 with_osmesa = false
  60
  61 # shared-glapi is required if at least two OpenGL APIs are being built
  62 if not with_shared_glapi
  63   if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl)
  64       or (with_gles2 and with_opengl))
  65     error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x')
  66   endif
  67 endif
  68
  69 # We require OpenGL for OpenGL ES
  70 if (with_gles1 or with_gles2) and not with_opengl
  71   error('building OpenGL ES without OpenGL is not supported.')
  72 endif
  73
  74 with_dri = false
  75 with_dri_i965 = false
  76 _drivers = get_option('dri-drivers')
  77 if _drivers != ''
  78   _split = _drivers.split(',')
  79   with_dri_i965 = _split.contains('i965')
  80   with_dri = true
  81 endif
  82
  83 if not with_dri
  84   with_gles1 = false
  85   with_gles2 = false
  86   with_opengl = false
  87   with_any_opengl = false
  88   with_shared_glapi = false
  89 endif
  90
  91 # TODO: other OSes
  92 with_dri_platform = 'drm'
  93
  94 with_gallium = false
  95 # TODO: gallium drivers
  96
  97 # TODO: conditionalize libdrm requirement
  98 dep_libdrm = dependency('libdrm', version : '>= 2.4.75')
  99 pre_args += '-DHAVE_LIBDRM'
 100
 101 with_dri2 = with_dri_platform == 'drm' and dep_libdrm.found()
 102 with_dri3 = get_option('dri3')
 103 if with_dri3 == 'auto'
 104   if host_machine.system() == 'linux' and with_dri2
 105     with_dri3 = true
 106   else
 107     with_dri3 = false
 108  endif
 109 elif with_dri3 == 'yes'
 110   if not with_dri2
 111     error('dri3 support requires libdrm')
 112   endif
 113   with_dri3 = true
 114 else
 115   with_dri3 = false
 116 endif
 117
 118 # TODO: there are more platforms required for non-vulkan drivers
 119 with_platform_wayland = false
 120 with_platform_x11 = false
 121 _platforms = get_option('platforms')
 122 if _platforms != ''
 123   _split = _platforms.split(',')
 124   with_platform_x11 = _split.contains('x11')
 125   with_platform_wayland = _split.contains('wayland')
 126 endif
 127
 128 with_gbm = get_option('gbm')
 129 if with_gbm == 'auto' and with_dri  # TODO: or gallium
 130   with_gbm = host_machine.system() == 'linux'
 131 elif with_gbm == 'yes'
 132   if not ['linux', 'bsd'].contains(host_machine.system())
 133     error('GBM only supports unix-like platforms')
 134   endif
 135   with_gbm = true
 136 else
 137   with_gbm = false
 138 endif
 139
 140 with_glx = get_option('glx')
 141 if with_glx != 'disabled'
 142   pre_args += '-DGLX_USE_TLS'
 143   if not (with_platform_x11 and with_any_opengl) and with_glx != 'auto'
 144     error('Cannot build GLX support without X11 platform support and at least one OpenGL API')
 145   elif with_glx == 'gallium-xlib'
 146     if not with_gallium
 147       error('Gallium-xlib based GLX requires at least one gallium driver')
 148     elif with_dri
 149       error('gallium-xlib conflicts with any dri driver')
 150     endif
 151   elif with_glx == 'dri' and not with_dri
 152     error('dri based GLX requires at least one DRI driver')
 153   elif with_glx == 'auto'
 154     if with_dri
 155       with_glx = 'dri'
 156     elif with_gallium
 157       with_glx = 'gallium-xlib'
 158     elif with_platform_x11 and with_any_opengl
 159       with_glx = 'xlib'
 160     else
 161       with_glx = 'disabled'
 162     endif
 163   endif
 164 endif
 165
 166 with_glvnd = get_option('glvnd')
 167 if with_glvnd and with_glx != 'dri'
 168   message('glvnd requires dri based glx')
 169 endif
 170
 171 # TODO: toggle for this
 172 with_glx_direct = true
 173
 174 if with_vulkan_icd_dir == ''
 175   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
 176 endif
 177
 178 with_intel_vk = false
 179 with_amd_vk = false
 180 with_any_vk = false
 181 _vulkan_drivers = get_option('vulkan-drivers')
 182 if _vulkan_drivers != ''
 183   _split = _vulkan_drivers.split(',')
 184   with_intel_vk = _split.contains('intel')
 185   with_amd_vk = _split.contains('amd')
 186   with_any_vk = with_amd_vk or with_intel_vk
 187   if not (with_platform_x11 or with_platform_wayland)
 188     error('Vulkan requires at least one platform (x11, wayland)')
 189   endif
 190   if with_platform_x11 and not with_dri3
 191     error('Vulkan drivers require dri3 for X11 support')
 192   endif
 193 endif
 194
 195 if with_dri # TODO: or gallium
 196   if with_glx == 'disabled' # TODO: or egl
 197     error('building dri or gallium drivers require at least one window system')
 198   endif
 199 endif
 200
 201 prog_python2 = find_program('python2')
 202 has_mako = run_command(prog_python2, '-c', 'import mako')
 203 if has_mako.returncode() != 0
 204   error('Python (2.x) mako module required to build mesa.')
 205 endif
 206
 207 cc = meson.get_compiler('c')
 208 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
 209   error('When using GCC, version 4.4.6 or later is required.')
 210 endif
 211
 212 # Define DEBUG for debug and debugoptimized builds
 213 if get_option('buildtype').startswith('debug')
 214   pre_args += '-DDEBUG'
 215 endif
 216
 217 if get_option('shader-cache')
 218   pre_args += '-DENABLE_SHADER_CACHE'
 219 elif with_amd_vk
 220   error('Radv requires shader cache support')
 221 endif
 222
 223 # Check for GCC style builtins
 224 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
 225              'ffsll', 'popcount', 'popcountll', 'unreachable']
 226   if cc.has_function(b)
 227     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
 228   endif
 229 endforeach
 230
 231 # check for GCC __attribute__
 232 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
 233              'warn_unused_result', 'weak',]
 234   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
 235                  name : '__attribute__((@0@))'.format(a))
 236     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
 237   endif
 238 endforeach
 239 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
 240                name : '__attribute__((format(...)))')
 241   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
 242 endif
 243 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
 244                name : '__attribute__((packed))')
 245   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
 246 endif
 247 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
 248                name : '__attribute__((returns_nonnull))')
 249   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
 250 endif
 251 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 252                   int foo_hid(void) __attribute__((visibility("hidden")));
 253                   int foo_int(void) __attribute__((visibility("internal")));
 254                   int foo_pro(void) __attribute__((visibility("protected")));''',
 255                name : '__attribute__((visibility(...)))')
 256   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
 257 endif
 258 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 259                name : '__attribute__((alias(...)))')
 260   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 261 endif
 262
 263 # TODO: this is very incomplete
 264 if host_machine.system() == 'linux'
 265   pre_args += '-D_GNU_SOURCE'
 266 endif
 267
 268 # Check for generic C arguments
 269 c_args = []
 270 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 271              '-Werror=missing-prototypes', '-fno-math-errno',
 272              '-fno-trapping-math', '-Qunused-arguments']
 273   if cc.has_argument(a)
 274     c_args += a
 275   endif
 276 endforeach
 277 c_vis_args = []
 278 if cc.has_argument('-fvisibility=hidden')
 279   c_vis_args += '-fvisibility=hidden'
 280 endif
 281
 282 # Check for generic C++ arguments
 283 cpp = meson.get_compiler('cpp')
 284 cpp_args = []
 285 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 286              '-Qunused-arguments', '-Wno-non-virtual-dtor']
 287   if cpp.has_argument(a)
 288     cpp_args += a
 289   endif
 290 endforeach
 291 cpp_vis_args = []
 292 if cpp.has_argument('-fvisibility=hidden')
 293   cpp_vis_args += '-fvisibility=hidden'
 294 endif
 295
 296 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 297 # in parts of the mesa code base that need to compile with old versions of
 298 # MSVC, mainly common code
 299 c_msvc_compat_args = []
 300 cpp_msvc_compat_args = []
 301 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 302   if cc.has_argument(a)
 303     c_msvc_compat_args += a
 304   endif
 305   if cpp.has_argument(a)
 306     cpp_msvc_compat_args += a
 307   endif
 308 endforeach
 309
 310 no_override_init_args = []
 311 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
 312   if cc.has_argument(a)
 313     no_override_init_args += a
 314   endif
 315 endforeach
 316
 317 # TODO: SSE41 (which is only required for core mesa)
 318
 319 # Check for GCC style atomics
 320 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 321                name : 'GCC atomic builtins')
 322   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 323 endif
 324 if not cc.links('''#include <stdint.h>
 325                    uint64_t v;
 326                    int main() {
 327                      return __sync_add_and_fetch(&v, (uint64_t)1);
 328                    }''',
 329                 name : 'GCC 64bit atomics')
 330   pre_args += '-DMISSING_64_BIT_ATOMICS'
 331 endif
 332
 333 # TODO: endian
 334 # TODO: powr8
 335 # TODO: shared/static? Is this even worth doing?
 336
 337 # I don't think that I need to set any of the debug stuff, I think meson
 338 # handles that for us
 339
 340 # TODO: ldflags
 341
 342 # TODO: texture-float (gallium/mesa only)
 343
 344 # TODO: cross-compiling. I don't think this is relavent to meson
 345
 346 # FIXME: enable asm when cross compiler
 347 # This is doable (autotools does it), but it's not of immediate concern
 348 if meson.is_cross_build()
 349   message('Cross compiling, disabling asm')
 350   with_asm = false
 351 endif
 352
 353 with_asm_arch = ''
 354 if with_asm
 355   # TODO: SPARC and PPC
 356   if host_machine.cpu_family() == 'x86'
 357     if ['linux', 'bsd'].contains(host_machine.system()) # FIXME: hurd?
 358       with_asm_arch = 'x86'
 359       pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM',
 360                    '-DUSE_SSE_ASM']
 361     endif
 362   elif host_machine.cpu_family() == 'x86_64'
 363     if host_machine.system() == 'linux'
 364       with_asm_arch = 'x86_64'
 365       pre_args += ['-DUSE_X86_64_ASM']
 366     endif
 367   elif host_machine.cpu_family() == 'arm'
 368     if host_machine.system() == 'linux'
 369       with_asm_arch = 'arm'
 370       pre_args += ['-DUSE_ARM_ASM']
 371     endif
 372   elif host_machine.cpu_family() == 'aarch64'
 373     if host_machine.system() == 'linux'
 374       with_asm_arch = 'aarch64'
 375       pre_args += ['-DUSE_AARCH64_ASM']
 376     endif
 377   endif
 378 endif
 379
 380 # Check for standard headers and functions
 381 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 382   pre_args += '-DMAJOR_IN_SYSMACROS'
 383 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 384   pre_args += '-DMAJOR_IN_MKDEV'
 385 endif
 386
 387 foreach h : ['xlocale.h', 'sys/sysctl.h']
 388   if cc.has_header(h)
 389     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 390   endif
 391 endforeach
 392
 393 foreach f : ['strtof', 'mkostemp', 'posix_memalign']
 394   if cc.has_function(f)
 395     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 396   endif
 397 endforeach
 398
 399 # strtod locale support
 400 if cc.links('''
 401     #define _GNU_SOURCE
 402     #include <stdlib.h>
 403     #include <locale.h>
 404     #ifdef HAVE_XLOCALE_H
 405     #include <xlocale.h>
 406     #endif
 407     int main() {
 408       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 409       const char *s = "1.0";
 410       char *end;
 411       double d = strtod_l(s, end, loc);
 412       float f = strtod_l(s, end, loc);
 413       freelocale(loc);
 414       return 0;
 415     }''',
 416     extra_args : pre_args,
 417     name : 'strtod has locale support')
 418   pre_args += '-DHAVE_STRTOD_L'
 419 endif
 420
 421 # Check for some linker flags
 422 ld_args_bsymbolic = []
 423 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic')
 424   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 425 endif
 426 ld_args_gc_sections = []
 427 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 428             args : '-Wl,--gc-sections')
 429   ld_args_gc_sections += '-Wl,--gc-sections'
 430 endif
 431
 432 # check for dl support
 433 if cc.has_function('dlopen')
 434   dep_dl = []
 435 else
 436   dep_dl = cc.find_library('dl')
 437 endif
 438 if cc.has_function('dladdr', dependencies : dep_dl)
 439   # This is really only required for megadrivers
 440   pre_args += '-DHAVE_DLADDR'
 441 endif
 442
 443 if cc.has_function('dl_iterate_phdr')
 444   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 445 else
 446   # TODO: this is required for vulkan
 447 endif
 448
 449 # Determine whether or not the rt library is needed for time functions
 450 if cc.has_function('clock_gettime')
 451   dep_clock = []
 452 else
 453   dep_clock = cc.find_library('rt')
 454 endif
 455
 456 # TODO: some of these may be conditional
 457 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 458 dep_thread = dependency('threads')
 459 pre_args += '-DHAVE_PTHREAD'
 460 dep_elf = dependency('libelf', required : false)
 461 if not dep_elf.found()
 462   dep_elf = cc.find_library('elf', required : with_amd_vk) # TODO: clover, r600, radeonsi
 463 endif
 464 dep_expat = dependency('expat')
 465 # this only exists on linux so either this is linux and it will be found, or
 466 # its not linux and and wont
 467 dep_m = cc.find_library('m', required : false)
 468
 469 dep_libdrm_amdgpu = []
 470 if with_amd_vk
 471   dep_libdrm_amdgpu = dependency('libdrm_amdgpu', version : '>= 2.4.82')
 472 endif
 473
 474 llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit']
 475 if with_amd_vk
 476   llvm_modules += ['amdgpu', 'bitreader', 'ipo']
 477 endif
 478 dep_llvm = dependency(
 479   'llvm', version : '>= 3.9.0', required : false, modules : llvm_modules,
 480 )
 481 if not dep_llvm.found()
 482   if with_amd_vk
 483     error('Radv requires llvm.')
 484   endif
 485 else
 486   _llvm_version = dep_llvm.version().split('.')
 487   # Development versions of LLVM have an 'svn' suffix, we don't want that for
 488   # our version checks.
 489   _llvm_patch = _llvm_version[2]
 490   if _llvm_patch.endswith('svn')
 491     _llvm_patch = _llvm_patch.split('s')[0]
 492   endif
 493   pre_args += [
 494     '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch),
 495     '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch),
 496   ]
 497 endif
 498
 499 dep_glvnd = []
 500 if with_glvnd
 501   dep_glvnd = dependency('libglvnd', version : '>= 0.2.0')
 502   pre_args += '-DUSE_LIBGLVND=1'
 503 endif
 504
 505 # TODO: make this conditional
 506 dep_valgrind = dependency('valgrind', required : false)
 507 if dep_valgrind.found() and with_valgrind
 508   pre_args += '-DHAVE_VALGRIND'
 509 endif
 510
 511 # pthread stubs. Lets not and say we didn't
 512
 513 prog_bison = find_program('bison', required : with_any_opengl)
 514 prog_flex = find_program('flex', required : with_any_opengl)
 515
 516 # TODO: selinux
 517 dep_selinux = []
 518
 519 # TODO: llvm-prefix and llvm-shared-libs
 520
 521 # TODO: unwind (llvm [radeon, gallivm] and gallium)
 522
 523 # TODO: flags for opengl, gles, dri
 524
 525 # TODO: gallium-hud
 526
 527 # TODO: glx provider
 528
 529 # TODO: osmesa provider
 530
 531 # TODO: flags for xa, egl, gbm, nin, xvmc, vdpau, omx, va, opencl,
 532 #       gallium-tests,
 533
 534 # TODO: gallium drivers
 535
 536 # TODO: symbol mangling
 537
 538 # TODO: egl configuration
 539
 540 if with_platform_wayland
 541   prog_wl_scanner = find_program('wayland-scanner')
 542   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
 543   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
 544   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
 545 else
 546   prog_wl_scanner = []
 547   dep_wl_protocols = []
 548   dep_wayland_client = []
 549   dep_wayland_server = []
 550 endif
 551
 552 dep_xcb_dri2 = []
 553 dep_xcb_dri3 = []
 554 dep_dri2proto = []
 555 dep_glproto = []
 556 dep_x11 = []
 557 dep_xf86vm = []
 558 if with_platform_x11
 559   if with_glx == 'xlib'
 560     # TODO
 561     error('TODO')
 562   elif with_glx == 'gallium-xlib'
 563     # TODO
 564     error('TODO')
 565   else
 566     pre_args += '-DGLX_INDIRECT_RENDERING'
 567     if with_glx_direct
 568       pre_args += '-DGLX_DIRECT_RENDERING'
 569     endif
 570     if with_dri_platform == 'drm'
 571       pre_args += '-DGLX_USE_DRM'
 572       dep_dri2proto = dependency('dri2proto', version : '>= 2.8')
 573       dep_x11 = [
 574         dependency('x11'),
 575         dependency('xext'),
 576         dependency('xdamage', version : '>= 1.1'),
 577         dependency('xfixes'),
 578         dependency('x11-xcb'),
 579         dependency('xcb'),
 580         dependency('xcb-glx', version : '>= 1.8.1'),
 581       ]
 582
 583       dep_xf86vm = dependency('xf86vm', required : false)
 584     endif
 585     # TODO: XF86VIDMODE
 586   endif
 587   if with_glx != 'disabled'
 588     dep_glproto = dependency('glproto', version : '>= 1.4.14')
 589   endif
 590   if with_any_vk or (with_glx == 'dri' and with_dri_platform == 'drm')
 591     dep_xcb_dri2 = [
 592       dependency('x11-xcb'),
 593       dependency('xcb'),
 594       dependency('xcb-dri2', version : '>= 1.8'),
 595       dependency('xcb-xfixes'),
 596     ]
 597     pre_args += '-DHAVE_X11_PLATFORM'
 598     if with_dri3
 599       pre_args += '-DHAVE_DRI3'
 600       dep_xcb_dri3 = [
 601         dep_xcb_dri2,
 602         dependency('xcb-dri3'),
 603         dependency('xcb-present'),
 604         dependency('xcb-sync'),
 605         dependency('xshmfence', version : '>= 1.1'),
 606       ]
 607     endif
 608   endif
 609 endif
 610
 611 # TODO: platforms for !vulkan
 612
 613 # TODO: osmesa
 614
 615 # TODO: egl
 616
 617 # TODO: xa
 618
 619 # TODO: vallium G3DVL
 620
 621 # TODO: nine
 622
 623 # TODO: clover
 624
 625 # TODO: egl sans x11
 626
 627 # TODO: xvmc
 628
 629 # TODO: gallium tests
 630
 631 # TODO: various libdirs
 632
 633 # TODO: swr
 634
 635 # TODO: gallium driver dirs
 636
 637 # FIXME: this is a workaround for #2326
 638 prog_touch = find_program('touch')
 639 dummy_cpp = custom_target(
 640   'dummy_cpp',
 641   output : 'dummy.cpp',
 642   command : [prog_touch, '@OUTPUT@'],
 643 )
 644
 645 foreach a : pre_args
 646   add_project_arguments(a, language : ['c', 'cpp'])
 647 endforeach
 648 foreach a : c_args
 649   add_project_arguments(a, language : ['c'])
 650 endforeach
 651 foreach a : cpp_args
 652   add_project_arguments(a, language : ['cpp'])
 653 endforeach
 654
 655 inc_include = include_directories('include')
 656
 657 pkg = import('pkgconfig')
 658
 659 subdir('include')
 660 subdir('src')