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'])
  23
  24 with_dri3 = true  # XXX: need a switch for this
  25 with_vulkan_icd_dir = get_option('vulkan_icd_dir')
  26 with_tests = get_option('build-tests')
  27 with_valgrind = get_option('valgrind')
  28
  29 # TODO: there are more platforms required for non-vulkan drivers
  30 with_platform_wayland = false
  31 with_platform_x11 = false
  32 _platforms = get_option('platforms')
  33 if _platforms != ''
  34   _split = _platforms.split(',')
  35   with_platform_x11 = _split.contains('x11')
  36   with_platform_wayland = _split.contains('wayland')
  37 endif
  38
  39 if with_vulkan_icd_dir == ''
  40   with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d')
  41 endif
  42
  43 with_intel_vk = false
  44 with_amd_vk = false
  45 _vulkan_drivers = get_option('vulkan-drivers')
  46 if _vulkan_drivers != ''
  47   _split = _vulkan_drivers.split(',')
  48   with_intel_vk = _split.contains('intel')
  49   with_amd_vk = _split.contains('amd')
  50   if not (with_platform_x11 or with_platform_wayland)
  51     error('Vulkan requires at least one platform (x11, wayland)')
  52   endif
  53 endif
  54
  55 prog_python2 = find_program('python2')
  56
  57 cc = meson.get_compiler('c')
  58 if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6')
  59   error('When using GCC version 4.2.0 or later required.')
  60 endif
  61
  62 # Arguments for the preprocessor, put these in a separate array from the C and
  63 # C++ (cpp in meson terminology) arguments since they need to be added to the
  64 # default arguments for both C and C++.
  65 pre_args = ['-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS',
  66             '-D__STDC_LIMIT_MACROS',
  67             '-DVERSION="@0@"'.format(meson.project_version())]
  68
  69 # Define DEBUG for debug and debugoptimized builds
  70 if get_option('buildtype').startswith('debug')
  71   pre_args += '-DDEBUG'
  72 endif
  73
  74 # Check for GCC style builtins
  75 foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs',
  76              'ffsll', 'popcount', 'popcountll', 'unreachable']
  77   if cc.has_function(b)
  78     pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper())
  79   endif
  80 endforeach
  81
  82 # check for GCC __attribute__ s
  83 foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused',
  84              'warn_unused_result', 'weak',]
  85   if cc.compiles('int foo(void) __attribute__((@0@));'.format(a),
  86                  name : '__attribute__((@0@))'.format(a))
  87     pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper())
  88   endif
  89 endforeach
  90 if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));',
  91                name : '__attribute__((format(...)))')
  92   pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT'
  93 endif
  94 if cc.compiles('struct __attribute__((packed)) foo { int bar; };',
  95                name : '__attribute__((packed))')
  96   pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED'
  97 endif
  98 if cc.compiles('int *foo(void) __attribute__((returns_nonnull));',
  99                name : '__attribute__((returns_nonnull))')
 100   pre_args += '-DHAVE_FUNC_ATTRIBUTE_NONNULL'
 101 endif
 102 if cc.compiles('''int foo_def(void) __attribute__((visibility("default")));
 103                   int foo_hid(void) __attribute__((visibility("hidden")));
 104                   int foo_int(void) __attribute__((visibility("internal")));
 105                   int foo_pro(void) __attribute__((visibility("protected")));''',
 106                name : '__attribute__((visibility(...)))')
 107   pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISBILITY'
 108 endif
 109 if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));',
 110                name : '__attribute__((alias(...)))')
 111   pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS'
 112 endif
 113
 114 # TODO: this is very incomplete
 115 if host_machine.system() == 'linux'
 116   pre_args += '-D_GNU_SOURCE'
 117 endif
 118
 119 # Check for generic C arguments
 120 c_args = []
 121 foreach a : ['-Wall', '-Werror=implicit-function-declaration',
 122              '-Werror=missing-prototypes', '-fno-math-errno',
 123              '-fno-trapping-math', '-Qunused-arguments']
 124   if cc.has_argument(a)
 125     c_args += a
 126   endif
 127 endforeach
 128 c_vis_args = []
 129 if cc.has_argument('-fvisibility=hidden')
 130   c_vis_args += '-fvisibility=hidden'
 131 endif
 132
 133 # Check for generic C++ arguments
 134 cpp = meson.get_compiler('cpp')
 135 cpp_args = []
 136 foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math',
 137              '-Qunused-arguments', '-Wno-non-virtual-dtor']
 138   if cpp.has_argument(a)
 139     cpp_args += a
 140   endif
 141 endforeach
 142 cpp_vis_args = []
 143 if cpp.has_argument('-fvisibility=hidden')
 144   cpp_vis_args += '-fvisibility=hidden'
 145 endif
 146
 147 # Check for C and C++ arguments for MSVC2013 compatibility. These are only used
 148 # in parts of the mesa code base that need to compile with old versions of
 149 # MSVC, mainly common code
 150 c_msvc_compat_args = []
 151 cpp_msvc_compat_args = []
 152 foreach a : ['-Werror=pointer-arith', '-Werror=vla']
 153   if cc.has_argument(a)
 154     c_msvc_compat_args += a
 155   endif
 156   if cpp.has_argument(a)
 157     cpp_msvc_compat_args += a
 158   endif
 159 endforeach
 160
 161 no_override_init_args = []
 162 foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
 163   if cc.has_argument(a)
 164     no_override_init_args += a
 165   endif
 166 endforeach
 167
 168 # TODO: SSE41 (which is only required for core mesa)
 169
 170 # Check for GCC style atomics
 171 if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
 172                name : 'GCC atomic builtins')
 173   pre_args += '-DUSE_GCC_ATOMIC_BUILTINS'
 174 endif
 175 if not cc.links('''#include <stdint.h>
 176                    uint64_t v;
 177                    int main() {
 178                      return __sync_add_and_fetch(&v, (uint64_t)1);
 179                    }''',
 180                 name : 'GCC 64bit atomics')
 181   pre_args += '-DMISSING_64_BIT_ATOMICS'
 182 endif
 183
 184 # TODO: endian
 185 # TODO: powr8
 186 # TODO: shared/static? Is this even worth doing?
 187
 188 # I don't think that I need to set any of the debug stuff, I think meson
 189 # handles that for us
 190
 191 # TODO: ldflags
 192
 193 # TODO: texture-float (gallium/mesa only)
 194
 195 # TODO: cross-compiling. I don't think this is relavent to meson
 196
 197 # TODO: assembly support. mesa and vc4
 198
 199 # Check for standard headers and functions
 200 if cc.has_header_symbol('sys/sysmacros.h', 'major')
 201   pre_args += '-DMAJOR_IN_SYSMACROS'
 202 elif cc.has_header_symbol('sys/mkdev.h', 'major')
 203   pre_args += '-DMAJOR_IN_MKDEV'
 204 endif
 205
 206 foreach h : ['xlocale.h', 'sys/sysctl.h']
 207   if cc.has_header(h)
 208     pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify())
 209   endif
 210 endforeach
 211
 212 foreach f : ['strtof', 'mkostemp', 'posix_memalign']
 213   if cc.has_function(f)
 214     pre_args += '-DHAVE_@0@'.format(f.to_upper())
 215   endif
 216 endforeach
 217
 218 # strtod locale support
 219 if cc.links('''
 220     #define _GNU_SOURCE
 221     #include <stdlib.h>
 222     #include <locale.h>
 223     #ifdef HAVE_XLOCALE_H
 224     #include <xlocale.h>
 225     #endif
 226     int main() {
 227       locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 228       const char *s = "1.0";
 229       char *end;
 230       double d = strtod_l(s, end, loc);
 231       float f = strtod_l(s, end, loc);
 232       freelocale(loc);
 233       return 0;
 234     }''',
 235     extra_args : pre_args,
 236     name : 'strtod has locale support')
 237   pre_args += '-DHAVE_STRTOD_L'
 238 endif
 239
 240 # Check for some linker flags
 241 ld_args_bsymbolic = []
 242 if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic')
 243   ld_args_bsymbolic += '-Wl,-Bsymbolic'
 244 endif
 245 ld_args_gc_sections = []
 246 if cc.links('static char unused() { return 5; } int main() { return 0; }',
 247             args : '-Wl,--gc-sections')
 248   ld_args_gc_sections += '-Wl,--gc-sections'
 249 endif
 250
 251 # check for dl support
 252 if cc.has_function('dlopen')
 253   dep_dl = []
 254 else
 255   dep_dl = cc.find_library('dl')
 256 endif
 257 pre_args += '-DHAVE_DLOPEN'
 258
 259 if not cc.has_function('dladdr', dependencies : dep_dl)
 260   error('dl library doesn\'t have dladdr')
 261 endif
 262
 263 if cc.has_function('dl_iterate_phdr')
 264   pre_args += '-DHAVE_DL_ITERATE_PHDR'
 265 else
 266   # TODO: this is required for vulkan
 267 endif
 268
 269 # Determine whether or not the rt library is needed for time functions
 270 if cc.has_function('clock_gettime')
 271   dep_clock = []
 272 else
 273   dep_clock = cc.find_library('rt')
 274 endif
 275
 276 # TODO: some of these may be conditional
 277 dep_zlib = dependency('zlib', version : '>= 1.2.3')
 278 dep_thread = dependency('threads')
 279 pre_args += '-DHAVE_PTHREAD'
 280 dep_elf = dependency('libelf')
 281 dep_expat = dependency('expat')
 282 # this only exists on linux so either this is linux and it will be found, or
 283 # its not linux and and wont
 284 dep_m = cc.find_library('m', required : false)
 285
 286 # TODO: conditionalize libdrm requirement
 287 dep_libdrm = dependency('libdrm', version : '>= 2.4.75')
 288 pre_args += '-DHAVE_LIBDRM'
 289
 290 # TODO: make this conditional
 291 dep_valgrind = dependency('valgrind', required : false)
 292 if dep_valgrind.found() and with_valgrind
 293   pre_args += '-DHAVE_VALGRIND'
 294 endif
 295
 296 # pthread stubs. Lets not and say we didn't
 297
 298 # TODO: selinux
 299
 300 # TODO: llvm-prefix and llvm-shared-libs
 301
 302 # TODO: llvm dependency (that's all native now, yay!)
 303
 304 # TODO: unwind (llvm [radeon, gallivm] and gallium)
 305
 306 # TODO: flags for opengl, gles, dri
 307
 308 # TODO: gallium-hud
 309
 310 # TODO: glx provider
 311
 312 # TODO: osmesa provider
 313
 314 # TODO: flags for xa, egl, gbm, nin, xvmc, vdpau, omx, va, opencl,
 315 #       gallium-tests,
 316
 317 # TODO: gallium drivers
 318
 319 # TODO: libglvnd
 320
 321 # TODO: symbol mangling
 322
 323 # TODO: dri handling
 324
 325 # TODO: shared-glapi
 326
 327 # TODO: libgl requirements
 328
 329 # TODO: GLX configuration
 330
 331 # TODO: egl configuration
 332
 333 if with_platform_wayland
 334   prog_wl_scanner = find_program('wayland-scanner')
 335   dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8')
 336   dep_wayland_client = dependency('wayland-client', version : '>=1.11')
 337   dep_wayland_server = dependency('wayland-server', version : '>=1.11')
 338 else
 339   prog_wl_scanner = []
 340   dep_wl_protocols = []
 341   dep_wayland_client = []
 342   dep_wayland_server = []
 343 endif
 344
 345 dep_xcb_dri2 = []
 346 dep_xcb_dri3 = []
 347 if with_platform_x11
 348   dep_xcb_dri2 = [
 349     dependency('x11-xcb'),
 350     dependency('xcb'),
 351     dependency('xcb-dri2', version : '>= 1.8'),
 352     dependency('xcb-xfixes'),
 353   ]
 354   if with_dri3
 355     dep_xcb_dri3 = [
 356       dep_xcb_dri2,
 357       dependency('xcb-dri3'),
 358       dependency('xcb-present'),
 359       dependency('xcb-sync'),
 360       dependency('xshmfence', version : '>= 1.1'),
 361     ]
 362   else
 363     # TODO: dri3 is required for vulkan
 364   endif
 365 endif
 366
 367 # TODO: platforms for !vulkan
 368
 369 # TODO: dri paths
 370
 371 # TODO: dri drivers
 372
 373 # TODO: osmesa
 374
 375 # TODO: egl
 376
 377 # TODO: xa
 378
 379 # TODO: vallium G3DVL
 380
 381 # TODO: nine
 382
 383 # TODO: clover
 384
 385 # TODO: egl sans x11
 386
 387 # TODO: xvmc
 388
 389 # TODO: gallium tests
 390
 391 # TODO: various libdirs
 392
 393 # TODO: swr
 394
 395 # TODO: gallium driver dirs
 396
 397 # FIXME: this is a workaround for #2326
 398 prog_touch = find_program('touch')
 399 dummy_cpp = custom_target(
 400   'dummy_cpp',
 401   output : 'dummy.cpp',
 402   command : [prog_touch, '@OUTPUT@'],
 403 )
 404
 405 foreach a : pre_args
 406   add_project_arguments(a, language : ['c', 'cpp'])
 407 endforeach
 408 foreach a : c_args
 409   add_project_arguments(a, language : ['c'])
 410 endforeach
 411 foreach a : cpp_args
 412   add_project_arguments(a, language : ['cpp'])
 413 endforeach
 414
 415 inc_include = include_directories('include')
 416
 417 subdir('include')
 418 subdir('src')