# Copyright © 2017-2018 Intel Corporation # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. project( 'mesa', ['c', 'cpp'], version : run_command( [find_program('python', 'python2', 'python3'), 'bin/meson_get_version.py'] ).stdout(), license : 'MIT', meson_version : '>= 0.44.1', default_options : ['buildtype=debugoptimized', 'c_std=c99', 'cpp_std=c++11'] ) cc = meson.get_compiler('c') cpp = meson.get_compiler('cpp') null_dep = dependency('', required : false) system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system()) # Arguments for the preprocessor, put these in a separate array from the C and # C++ (cpp in meson terminology) arguments since they need to be added to the # default arguments for both C and C++. pre_args = [ '-D__STDC_CONSTANT_MACROS', '-D__STDC_FORMAT_MACROS', '-D__STDC_LIMIT_MACROS', '-DVERSION="@0@"'.format(meson.project_version()), '-DPACKAGE_VERSION=VERSION', '-DPACKAGE_BUGREPORT="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"', ] with_vulkan_icd_dir = get_option('vulkan-icd-dir') with_tests = get_option('build-tests') with_valgrind = get_option('valgrind') with_libunwind = get_option('libunwind') with_asm = get_option('asm') with_glx_read_only_text = get_option('glx-read-only-text') with_osmesa = get_option('osmesa') with_swr_arches = get_option('swr-arches') with_tools = get_option('tools') if with_tools.contains('all') with_tools = ['freedreno', 'glsl', 'intel', 'nir', 'nouveau'] endif if get_option('texture-float') pre_args += '-DTEXTURE_FLOAT_ENABLED' warning('Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.') endif dri_drivers_path = get_option('dri-drivers-path') if dri_drivers_path == '' dri_drivers_path = join_paths(get_option('libdir'), 'dri') endif dri_search_path = get_option('dri-search-path') if dri_search_path == '' dri_search_path = join_paths(get_option('prefix'), dri_drivers_path) endif with_gles1 = get_option('gles1') with_gles2 = get_option('gles2') with_opengl = get_option('opengl') with_any_opengl = with_opengl or with_gles1 or with_gles2 # Only build shared_glapi if at least one OpenGL API is enabled with_shared_glapi = get_option('shared-glapi') and with_any_opengl # shared-glapi is required if at least two OpenGL APIs are being built if not with_shared_glapi if ((with_gles1 and with_gles2) or (with_gles1 and with_opengl) or (with_gles2 and with_opengl)) error('shared-glapi required for building two or more of OpenGL, OpenGL ES 1.x, OpenGL ES 2.x') endif endif # We require OpenGL for OpenGL ES if (with_gles1 or with_gles2) and not with_opengl error('building OpenGL ES without OpenGL is not supported.') endif system_has_kms_drm = ['openbsd', 'netbsd', 'freebsd', 'dragonfly', 'linux'].contains(host_machine.system()) _drivers = get_option('dri-drivers') if _drivers.contains('auto') if system_has_kms_drm # TODO: PPC, Sparc if ['x86', 'x86_64'].contains(host_machine.cpu_family()) _drivers = ['i915', 'i965', 'r100', 'r200', 'nouveau'] elif ['arm', 'aarch64'].contains(host_machine.cpu_family()) _drivers = [] else error('Unknown architecture. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.') endif elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system()) # only swrast would make sense here, but gallium swrast is a much better default _drivers = [] else error('Unknown OS. Please pass -Ddri-drivers to set driver options. Patches gladly accepted to fix this.') endif endif with_dri_i915 = _drivers.contains('i915') with_dri_i965 = _drivers.contains('i965') with_dri_r100 = _drivers.contains('r100') with_dri_r200 = _drivers.contains('r200') with_dri_nouveau = _drivers.contains('nouveau') with_dri_swrast = _drivers.contains('swrast') with_dri = _drivers.length() != 0 and _drivers != [''] _drivers = get_option('gallium-drivers') if _drivers.contains('auto') if system_has_kms_drm # TODO: PPC, Sparc if ['x86', 'x86_64'].contains(host_machine.cpu_family()) _drivers = [ 'r300', 'r600', 'radeonsi', 'nouveau', 'virgl', 'svga', 'swrast' ] elif ['arm', 'aarch64'].contains(host_machine.cpu_family()) _drivers = [ 'pl111', 'v3d', 'vc4', 'freedreno', 'etnaviv', 'imx', 'nouveau', 'tegra', 'virgl', 'swrast', ] else error('Unknown architecture. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.') endif elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system()) _drivers = ['swrast'] else error('Unknown OS. Please pass -Dgallium-drivers to set driver options. Patches gladly accepted to fix this.') endif endif with_gallium_pl111 = _drivers.contains('pl111') with_gallium_radeonsi = _drivers.contains('radeonsi') with_gallium_r300 = _drivers.contains('r300') with_gallium_r600 = _drivers.contains('r600') with_gallium_nouveau = _drivers.contains('nouveau') with_gallium_freedreno = _drivers.contains('freedreno') with_gallium_softpipe = _drivers.contains('swrast') with_gallium_vc4 = _drivers.contains('vc4') with_gallium_v3d = _drivers.contains('v3d') with_gallium_etnaviv = _drivers.contains('etnaviv') with_gallium_imx = _drivers.contains('imx') with_gallium_tegra = _drivers.contains('tegra') with_gallium_i915 = _drivers.contains('i915') with_gallium_svga = _drivers.contains('svga') with_gallium_virgl = _drivers.contains('virgl') with_gallium_swr = _drivers.contains('swr') with_gallium = _drivers.length() != 0 and _drivers != [''] if with_gallium and system_has_kms_drm _glx = get_option('glx') _egl = get_option('egl') if _glx == 'dri' or _egl == 'true' or (_glx == 'disabled' and _egl != 'false') with_dri = true endif endif _vulkan_drivers = get_option('vulkan-drivers') if _vulkan_drivers.contains('auto') if system_has_kms_drm if host_machine.cpu_family().startswith('x86') _vulkan_drivers = ['amd', 'intel'] else error('Unknown architecture. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.') endif elif ['darwin', 'windows', 'cygwin', 'haiku'].contains(host_machine.system()) # No vulkan driver supports windows or macOS currently _vulkan_drivers = [] else error('Unknown OS. Please pass -Dvulkan-drivers to set driver options. Patches gladly accepted to fix this.') endif endif with_intel_vk = _vulkan_drivers.contains('intel') with_amd_vk = _vulkan_drivers.contains('amd') with_any_vk = _vulkan_drivers.length() != 0 and _vulkan_drivers != [''] if with_dri_swrast and (with_gallium_softpipe or with_gallium_swr) error('Only one swrast provider can be built') endif if with_dri_i915 and with_gallium_i915 error('Only one i915 provider can be built') endif if with_gallium_imx and not with_gallium_etnaviv error('IMX driver requires etnaviv driver') endif if with_gallium_pl111 and not with_gallium_vc4 error('pl111 driver requires vc4 driver') endif if with_gallium_tegra and not with_gallium_nouveau error('tegra driver requires nouveau driver') endif if host_machine.system() == 'darwin' with_dri_platform = 'apple' elif ['windows', 'cygwin'].contains(host_machine.system()) with_dri_platform = 'windows' elif system_has_kms_drm with_dri_platform = 'drm' else # FIXME: haiku doesn't use dri, and xlib doesn't use dri, probably should # assert here that one of those cases has been met. # FIXME: GNU (hurd) ends up here as well, but meson doesn't officially # support Hurd at time of writing (2017/11) # FIXME: illumos ends up here as well with_dri_platform = 'none' endif _platforms = get_option('platforms') if _platforms.contains('auto') if system_has_kms_drm _platforms = ['x11', 'wayland', 'drm', 'surfaceless'] elif ['darwin', 'windows', 'cygwin'].contains(host_machine.system()) _platforms = ['x11', 'surfaceless'] elif ['haiku'].contains(host_machine.system()) _platforms = ['haiku'] else error('Unknown OS. Please pass -Dplatforms to set platforms. Patches gladly accepted to fix this.') endif endif with_platform_android = _platforms.contains('android') with_platform_x11 = _platforms.contains('x11') with_platform_wayland = _platforms.contains('wayland') with_platform_drm = _platforms.contains('drm') with_platform_haiku = _platforms.contains('haiku') with_platform_surfaceless = _platforms.contains('surfaceless') with_platforms = false if _platforms.length() != 0 and _platforms != [''] with_platforms = true egl_native_platform = _platforms[0] endif with_glx = get_option('glx') if with_glx == 'auto' if with_dri with_glx = 'dri' elif with_platform_haiku with_glx = 'disabled' elif with_gallium # Even when building just gallium drivers the user probably wants dri with_glx = 'dri' with_dri = true elif with_platform_x11 and with_any_opengl and not with_any_vk # The automatic behavior should not be to turn on xlib based glx when # building only vulkan drivers with_glx = 'xlib' else with_glx = 'disabled' endif endif if not (with_dri or with_gallium or with_glx == 'xlib' or with_glx == 'gallium-xlib') with_gles1 = false with_gles2 = false with_opengl = false with_any_opengl = false with_shared_glapi = false endif _gbm = get_option('gbm') if _gbm == 'auto' with_gbm = system_has_kms_drm and with_dri else with_gbm = _gbm == 'true' endif if with_gbm and not system_has_kms_drm error('GBM only supports DRM/KMS platforms') endif _egl = get_option('egl') if _egl == 'auto' with_egl = with_dri and with_shared_glapi and with_platforms elif _egl == 'true' if not with_dri error('EGL requires dri') elif not with_shared_glapi error('EGL requires shared-glapi') elif not with_platforms error('No platforms specified, consider -Dplatforms=drm,x11 at least') elif not ['disabled', 'dri'].contains(with_glx) error('EGL requires dri, but a GLX is being built without dri') endif with_egl = true else with_egl = false endif if with_egl and not (with_platform_drm or with_platform_surfaceless) if with_gallium_radeonsi error('RadeonSI requires drm or surfaceless platform when using EGL') endif if with_gallium_virgl error('Virgl requires drm or surfaceless platform when using EGL') endif endif pre_args += '-DGLX_USE_TLS' if with_glx != 'disabled' if not (with_platform_x11 and with_any_opengl) error('Cannot build GLX support without X11 platform support and at least one OpenGL API') elif with_glx == 'gallium-xlib' if not with_gallium error('Gallium-xlib based GLX requires at least one gallium driver') elif not with_gallium_softpipe error('Gallium-xlib based GLX requires softpipe or llvmpipe.') elif with_dri error('gallium-xlib conflicts with any dri driver') endif elif with_glx == 'xlib' if with_dri error('xlib conflicts with any dri driver') endif elif with_glx == 'dri' if not with_dri error('dri based GLX requires at least one DRI driver') elif not with_shared_glapi error('dri based GLX requires shared-glapi') endif endif endif with_glvnd = get_option('glvnd') if with_glvnd if with_glx == 'xlib' or with_glx == 'gallium-xlib' error('Cannot build glvnd support for GLX that is not DRI based.') elif with_glx == 'disabled' and not with_egl error('glvnd requires DRI based GLX and/or EGL') endif endif # TODO: toggle for this with_glx_direct = true if with_vulkan_icd_dir == '' with_vulkan_icd_dir = join_paths(get_option('datadir'), 'vulkan/icd.d') endif with_dri2 = (with_dri or with_any_vk) and with_dri_platform == 'drm' _dri3 = get_option('dri3') if _dri3 == 'auto' with_dri3 = system_has_kms_drm and with_dri2 else with_dri3 = _dri3 == 'true' endif if with_any_vk and (with_platform_x11 and not with_dri3) error('Vulkan drivers require dri3 for X11 support') endif if with_dri or with_gallium if with_glx == 'disabled' and not with_egl and not with_platform_haiku error('building dri or gallium drivers require at least one window system') endif endif prog_pkgconfig = find_program('pkg-config') _vdpau = get_option('gallium-vdpau') if not system_has_kms_drm if _vdpau == 'true' error('VDPAU state tracker can only be build on unix-like OSes.') else _vdpau = 'false' endif elif not with_platform_x11 if _vdpau == 'true' error('VDPAU state tracker requires X11 support.') else _vdpau = 'false' endif elif not (with_gallium_r300 or with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau) if _vdpau == 'true' error('VDPAU state tracker requires at least one of the following gallium drivers: r300, r600, radeonsi, nouveau.') else _vdpau = 'false' endif elif _vdpau == 'auto' _vdpau = 'true' endif with_gallium_vdpau = _vdpau == 'true' dep_vdpau = null_dep if with_gallium_vdpau dep_vdpau = dependency('vdpau', version : '>= 1.1') dep_vdpau = declare_dependency( compile_args : run_command(prog_pkgconfig, ['vdpau', '--cflags']).stdout().split() ) endif if with_gallium_vdpau pre_args += '-DHAVE_ST_VDPAU' endif vdpau_drivers_path = get_option('vdpau-libs-path') if vdpau_drivers_path == '' vdpau_drivers_path = join_paths(get_option('libdir'), 'vdpau') endif _xvmc = get_option('gallium-xvmc') if not system_has_kms_drm if _xvmc == 'true' error('XVMC state tracker can only be build on unix-like OSes.') else _xvmc = 'false' endif elif not with_platform_x11 if _xvmc == 'true' error('XVMC state tracker requires X11 support.') else _xvmc = 'false' endif elif not (with_gallium_r600 or with_gallium_nouveau) if _xvmc == 'true' error('XVMC state tracker requires at least one of the following gallium drivers: r600, nouveau.') else _xvmc = 'false' endif elif _xvmc == 'auto' _xvmc = 'true' endif with_gallium_xvmc = _xvmc == 'true' dep_xvmc = null_dep if with_gallium_xvmc dep_xvmc = dependency('xvmc', version : '>= 1.0.6') endif xvmc_drivers_path = get_option('xvmc-libs-path') if xvmc_drivers_path == '' xvmc_drivers_path = get_option('libdir') endif _omx = get_option('gallium-omx') if not system_has_kms_drm if ['auto', 'disabled'].contains(_omx) _omx = 'disabled' else error('OMX state tracker can only be built on unix-like OSes.') endif elif not (with_platform_x11 or with_platform_drm) if ['auto', 'disabled'].contains(_omx) _omx = 'disabled' else error('OMX state tracker requires X11 or drm platform support.') endif elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau) if ['auto', 'disabled'].contains(_omx) _omx = 'disabled' else error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.') endif endif with_gallium_omx = _omx dep_omx = null_dep dep_omx_other = [] if ['auto', 'bellagio'].contains(_omx) dep_omx = dependency( 'libomxil-bellagio', required : _omx == 'bellagio' ) if dep_omx.found() with_gallium_omx = 'bellagio' endif endif if ['auto', 'tizonia'].contains(_omx) if with_dri and with_egl dep_omx = dependency( 'libtizonia', version : '>= 0.10.0', required : _omx == 'tizonia', ) dep_omx_other = [ dependency('libtizplatform', required : _omx == 'tizonia'), dependency('tizilheaders', required : _omx == 'tizonia'), ] if dep_omx.found() and dep_omx_other[0].found() and dep_omx_other[1].found() with_gallium_omx = 'tizonia' endif elif _omx == 'tizonia' error('OMX-Tizonia state tracker requires dri and egl') endif endif if _omx == 'auto' with_gallium_omx = 'disabled' else with_gallium_omx = _omx endif pre_args += [ '-DENABLE_ST_OMX_BELLAGIO=' + (with_gallium_omx == 'bellagio' ? '1' : '0'), '-DENABLE_ST_OMX_TIZONIA=' + (with_gallium_omx == 'tizonia' ? '1' : '0'), ] omx_drivers_path = get_option('omx-libs-path') if with_gallium_omx != 'disabled' # Figure out where to put the omx driver. # FIXME: this could all be vastly simplified by adding a 'defined_variable' # argument to meson's get_pkgconfig_variable method. if omx_drivers_path == '' _omx_libdir = dep_omx.get_pkgconfig_variable('libdir') _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir') if _omx_libdir == get_option('libdir') omx_drivers_path = _omx_drivers_dir else _omx_base_dir = [] # This will fail on windows. Does OMX run on windows? _omx_libdir = _omx_libdir.split('/') _omx_drivers_dir = _omx_drivers_dir.split('/') foreach o : _omx_drivers_dir if not _omx_libdir.contains(o) _omx_base_dir += o endif endforeach omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir) endif endif endif _va = get_option('gallium-va') if not system_has_kms_drm if _va == 'true' error('VA state tracker can only be built on unix-like OSes.') else _va = 'false' endif elif not (with_platform_x11 or with_platform_drm) if _va == 'true' error('VA state tracker requires X11 or drm or wayland platform support.') else _va = 'false' endif elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau) if _va == 'true' error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.') else _va = 'false' endif elif _va == 'auto' _va = 'true' endif with_gallium_va = _va == 'true' dep_va = null_dep if with_gallium_va dep_va = dependency('libva', version : '>= 0.39.0') dep_va_headers = declare_dependency( compile_args : run_command(prog_pkgconfig, ['libva', '--cflags']).stdout().split() ) endif va_drivers_path = get_option('va-libs-path') if va_drivers_path == '' va_drivers_path = join_paths(get_option('libdir'), 'dri') endif _xa = get_option('gallium-xa') if not system_has_kms_drm if _xa == 'true' error('XA state tracker can only be built on unix-like OSes.') else _xa = 'false' endif elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915 or with_gallium_svga) if _xa == 'true' error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.') else _xa = 'false' endif endif with_gallium_xa = _xa != 'false' d3d_drivers_path = get_option('d3d-drivers-path') if d3d_drivers_path == '' d3d_drivers_path = join_paths(get_option('libdir'), 'd3d') endif with_gallium_st_nine = get_option('gallium-nine') if with_gallium_st_nine if not with_gallium_softpipe error('The nine state tracker requires gallium softpipe/llvmpipe.') elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600 or with_gallium_r300 or with_gallium_svga or with_gallium_i915) error('The nine state tracker requires at least on non-swrast gallium driver.') endif if not with_dri3 error('Using nine with wine requires dri3') endif endif if get_option('power8') != 'false' if host_machine.cpu_family() == 'ppc64le' if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8') error('Altivec is not supported with gcc version < 4.8.') endif if cc.compiles(''' #include int main() { vector unsigned char r; vector unsigned int v = vec_splat_u32 (1); r = __builtin_vec_vgbbd ((vector unsigned char) v); return 0; }''', args : '-mpower8-vector', name : 'POWER8 intrinsics') pre_args += ['-D_ARCH_PWR8', '-mpower8-vector'] elif get_option('power8') == 'true' error('POWER8 intrinsic support required but not found.') endif endif endif _opencl = get_option('gallium-opencl') if _opencl != 'disabled' if not with_gallium error('OpenCL Clover implementation requires at least one gallium driver.') endif dep_clc = dependency('libclc') with_gallium_opencl = true with_opencl_icd = _opencl == 'icd' else dep_clc = null_dep with_gallium_opencl = false with_gallium_icd = false endif gl_pkgconfig_c_flags = [] if with_platform_x11 if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm') pre_args += '-DHAVE_X11_PLATFORM' endif if with_glx == 'xlib' or with_glx == 'gallium-xlib' pre_args += '-DUSE_XSHM' else pre_args += '-DGLX_INDIRECT_RENDERING' if with_glx_direct pre_args += '-DGLX_DIRECT_RENDERING' endif if with_dri_platform == 'drm' pre_args += '-DGLX_USE_DRM' elif with_dri_platform == 'apple' pre_args += '-DGLX_USE_APPLEGL' elif with_dri_platform == 'windows' pre_args += '-DGLX_USE_WINDOWSGL' endif endif else pre_args += '-DMESA_EGL_NO_X11_HEADERS' gl_pkgconfig_c_flags += '-DMESA_EGL_NO_X11_HEADERS' endif if with_platform_drm if with_egl and not with_gbm error('EGL drm platform requires gbm') endif pre_args += '-DHAVE_DRM_PLATFORM' endif if with_platform_surfaceless pre_args += '-DHAVE_SURFACELESS_PLATFORM' endif if with_platform_android dep_android = [ dependency('cutils'), dependency('hardware'), dependency('sync'), ] pre_args += '-DHAVE_ANDROID_PLATFORM' endif if with_platform_haiku pre_args += '-DHAVE_HAIKU_PLATFORM' endif prog_python2 = find_program('python2') has_mako = run_command(prog_python2, '-c', 'import mako') if has_mako.returncode() != 0 error('Python (2.x) mako module required to build mesa.') endif if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.4.6') error('When using GCC, version 4.4.6 or later is required.') endif # Define DEBUG for debug builds only (debugoptimized is not included on this one) if get_option('buildtype') == 'debug' pre_args += '-DDEBUG' endif if get_option('shader-cache') pre_args += '-DENABLE_SHADER_CACHE' elif with_amd_vk error('Radv requires shader cache support') endif # Check for GCC style builtins foreach b : ['bswap32', 'bswap64', 'clz', 'clzll', 'ctz', 'expect', 'ffs', 'ffsll', 'popcount', 'popcountll', 'unreachable'] if cc.has_function(b) pre_args += '-DHAVE___BUILTIN_@0@'.format(b.to_upper()) endif endforeach # check for GCC __attribute__ foreach a : ['const', 'flatten', 'malloc', 'pure', 'unused', 'warn_unused_result', 'weak',] if cc.compiles('int foo(void) __attribute__((@0@));'.format(a), name : '__attribute__((@0@))'.format(a)) pre_args += '-DHAVE_FUNC_ATTRIBUTE_@0@'.format(a.to_upper()) endif endforeach if cc.compiles('int foo(const char *p, ...) __attribute__((format(printf, 1, 2)));', name : '__attribute__((format(...)))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_FORMAT' endif if cc.compiles('struct __attribute__((packed)) foo { int bar; };', name : '__attribute__((packed))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_PACKED' endif if cc.compiles('int *foo(void) __attribute__((returns_nonnull));', name : '__attribute__((returns_nonnull))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL' endif if cc.compiles('''int foo_def(void) __attribute__((visibility("default"))); int foo_hid(void) __attribute__((visibility("hidden"))); int foo_int(void) __attribute__((visibility("internal"))); int foo_pro(void) __attribute__((visibility("protected")));''', name : '__attribute__((visibility(...)))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_VISIBILITY' endif if cc.compiles('int foo(void) { return 0; } int bar(void) __attribute__((alias("foo")));', name : '__attribute__((alias(...)))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_ALIAS' endif if cc.compiles('int foo(void) __attribute__((__noreturn__));', name : '__attribute__((__noreturn__))') pre_args += '-DHAVE_FUNC_ATTRIBUTE_NORETURN' endif # TODO: this is very incomplete if ['linux', 'cygwin'].contains(host_machine.system()) pre_args += '-D_GNU_SOURCE' endif # Check for generic C arguments c_args = [] foreach a : ['-Wall', '-Werror=implicit-function-declaration', '-Werror=missing-prototypes', '-fno-math-errno', '-fno-trapping-math', '-Qunused-arguments'] if cc.has_argument(a) c_args += a endif endforeach c_vis_args = [] if cc.has_argument('-fvisibility=hidden') c_vis_args += '-fvisibility=hidden' endif # Check for generic C++ arguments cpp_args = [] foreach a : ['-Wall', '-fno-math-errno', '-fno-trapping-math', '-Qunused-arguments'] if cpp.has_argument(a) cpp_args += a endif endforeach # For some reason, the test for -Wno-foo always succeeds with gcc, even if the # option is not supported. Hence, check for -Wfoo instead. if cpp.has_argument('-Wnon-virtual-dtor') cpp_args += '-Wno-non-virtual-dtor' endif no_override_init_args = [] foreach a : ['override-init', 'initializer-overrides'] if cc.has_argument('-W' + a) no_override_init_args += '-Wno-' + a endif endforeach cpp_vis_args = [] if cpp.has_argument('-fvisibility=hidden') cpp_vis_args += '-fvisibility=hidden' endif # Check for C and C++ arguments for MSVC2013 compatibility. These are only used # in parts of the mesa code base that need to compile with old versions of # MSVC, mainly common code c_msvc_compat_args = [] cpp_msvc_compat_args = [] foreach a : ['-Werror=pointer-arith', '-Werror=vla'] if cc.has_argument(a) c_msvc_compat_args += a endif if cpp.has_argument(a) cpp_msvc_compat_args += a endif endforeach if host_machine.cpu_family().startswith('x86') pre_args += '-DUSE_SSE41' with_sse41 = true sse41_args = ['-msse4.1'] # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but # that's not guaranteed if host_machine.cpu_family() == 'x86' sse41_args += '-mstackrealign' endif else with_sse41 = false sse41_args = [] endif # Check for GCC style atomics dep_atomic = null_dep if cc.compiles('''#include int main() { struct { uint64_t *v; } x; return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) & (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL); }''', name : 'GCC atomic builtins') pre_args += '-DUSE_GCC_ATOMIC_BUILTINS' # Not all atomic calls can be turned into lock-free instructions, in which # GCC will make calls into the libatomic library. Check whether we need to # link with -latomic. # # This can happen for 64-bit atomic operations on 32-bit architectures such # as ARM. if not cc.links('''#include int main() { struct { uint64_t *v; } x; return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) & (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL); }''', name : 'GCC atomic builtins required -latomic') dep_atomic = cc.find_library('atomic') endif endif if not cc.links('''#include uint64_t v; int main() { return __sync_add_and_fetch(&v, (uint64_t)1); }''', name : 'GCC 64bit atomics') pre_args += '-DMISSING_64_BIT_ATOMICS' endif # TODO: shared/static? Is this even worth doing? # When cross compiling we generally need to turn off the use of assembly, # because mesa's assembly relies on building an executable for the host system, # and running it to get information about struct sizes. There is at least one # case of cross compiling where we can use asm, and that's x86_64 -> x86 when # host OS == build OS, since in that case the build machine can run the host's # binaries. if meson.is_cross_build() if build_machine.system() != host_machine.system() # TODO: It may be possible to do this with an exe_wrapper (like wine). message('Cross compiling from one OS to another, disabling assembly.') with_asm = false elif not (build_machine.cpu_family().startswith('x86') and host_machine.cpu_family() == 'x86') # FIXME: Gentoo always sets -m32 for x86_64 -> x86 builds, resulting in an # x86 -> x86 cross compile. We use startswith rather than == to handle this # case. # TODO: There may be other cases where the 64 bit version of the # architecture can run 32 bit binaries (aarch64 and armv7 for example) message(''' Cross compiling to different architectures, and the host cannot run the build machine's binaries. Disabling assembly. ''') with_asm = false endif endif with_asm_arch = '' if with_asm if host_machine.cpu_family() == 'x86' if system_has_kms_drm with_asm_arch = 'x86' pre_args += ['-DUSE_X86_ASM', '-DUSE_MMX_ASM', '-DUSE_3DNOW_ASM', '-DUSE_SSE_ASM'] if with_glx_read_only_text pre_args += ['-DGLX_X86_READONLY_TEXT'] endif endif elif host_machine.cpu_family() == 'x86_64' if system_has_kms_drm with_asm_arch = 'x86_64' pre_args += ['-DUSE_X86_64_ASM'] endif elif host_machine.cpu_family() == 'arm' if system_has_kms_drm with_asm_arch = 'arm' pre_args += ['-DUSE_ARM_ASM'] endif elif host_machine.cpu_family() == 'aarch64' if system_has_kms_drm with_asm_arch = 'aarch64' pre_args += ['-DUSE_AARCH64_ASM'] endif elif host_machine.cpu_family() == 'sparc64' if system_has_kms_drm with_asm_arch = 'sparc' pre_args += ['-DUSE_SPARC_ASM'] endif elif host_machine.cpu_family() == 'ppc64le' if system_has_kms_drm with_asm_arch = 'ppc64le' pre_args += ['-DUSE_PPC64LE_ASM'] endif endif endif # Check for standard headers and functions if cc.has_header_symbol('sys/sysmacros.h', 'major') pre_args += '-DMAJOR_IN_SYSMACROS' elif cc.has_header_symbol('sys/mkdev.h', 'major') pre_args += '-DMAJOR_IN_MKDEV' endif foreach h : ['xlocale.h', 'sys/sysctl.h', 'linux/futex.h', 'endian.h'] if cc.compiles('#include <@0@>'.format(h), name : '@0@'.format(h)) pre_args += '-DHAVE_@0@'.format(h.to_upper().underscorify()) endif endforeach foreach f : ['strtof', 'mkostemp', 'posix_memalign', 'timespec_get', 'memfd_create'] if cc.has_function(f) pre_args += '-DHAVE_@0@'.format(f.to_upper()) endif endforeach # strtod locale support if cc.links(''' #define _GNU_SOURCE #include #include #ifdef HAVE_XLOCALE_H #include #endif int main() { locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL); const char *s = "1.0"; char *end; double d = strtod_l(s, end, loc); float f = strtof_l(s, end, loc); freelocale(loc); return 0; }''', extra_args : pre_args, name : 'strtod has locale support') pre_args += '-DHAVE_STRTOD_L' endif # Check for some linker flags ld_args_bsymbolic = [] if cc.links('int main() { return 0; }', args : '-Wl,-Bsymbolic', name : 'Bsymbolic') ld_args_bsymbolic += '-Wl,-Bsymbolic' endif ld_args_gc_sections = [] if cc.links('static char unused() { return 5; } int main() { return 0; }', args : '-Wl,--gc-sections', name : 'gc-sections') ld_args_gc_sections += '-Wl,--gc-sections' endif with_ld_version_script = false if cc.links('int main() { return 0; }', args : '-Wl,--version-script=@0@'.format( join_paths(meson.source_root(), 'build-support/conftest.map')), name : 'version-script') with_ld_version_script = true endif with_ld_dynamic_list = false if cc.links('int main() { return 0; }', args : '-Wl,--dynamic-list=@0@'.format( join_paths(meson.source_root(), 'build-support/conftest.dyn')), name : 'dynamic-list') with_ld_dynamic_list = true endif ld_args_build_id = [] if build_machine.system() != 'darwin' ld_args_build_id += '-Wl,--build-id=sha1' endif # check for dl support if cc.has_function('dlopen') dep_dl = null_dep else dep_dl = cc.find_library('dl') endif if cc.has_function('dladdr', dependencies : dep_dl) # This is really only required for megadrivers pre_args += '-DHAVE_DLADDR' endif if cc.has_function('dl_iterate_phdr') pre_args += '-DHAVE_DL_ITERATE_PHDR' elif with_intel_vk error('Intel "Anvil" Vulkan driver requires the dl_iterate_phdr function') elif with_dri_i965 and get_option('shader-cache') error('Intel i965 GL driver requires dl_iterate_phdr when built with shader caching.') endif # Determine whether or not the rt library is needed for time functions if cc.has_function('clock_gettime') dep_clock = null_dep else dep_clock = cc.find_library('rt') endif # TODO: some of these may be conditional dep_zlib = dependency('zlib', version : '>= 1.2.3') pre_args += '-DHAVE_ZLIB' dep_thread = dependency('threads') if dep_thread.found() and host_machine.system() != 'windows' pre_args += '-DHAVE_PTHREAD' endif if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 or with_gallium_opencl dep_elf = dependency('libelf', required : false) if not dep_elf.found() dep_elf = cc.find_library('elf') endif else dep_elf = null_dep endif dep_expat = dependency('expat') # this only exists on linux so either this is linux and it will be found, or # its not linux and and wont dep_m = cc.find_library('m', required : false) # Check for libdrm. various drivers have different libdrm version requirements, # but we always want to use the same version for all libdrm modules. That means # even if driver foo requires 2.4.0 and driver bar requires 2.4.3, if foo and # bar are both on use 2.4.3 for both of them dep_libdrm_amdgpu = null_dep dep_libdrm_radeon = null_dep dep_libdrm_nouveau = null_dep dep_libdrm_etnaviv = null_dep dep_libdrm_freedreno = null_dep dep_libdrm_intel = null_dep _drm_amdgpu_ver = '2.4.91' _drm_radeon_ver = '2.4.71' _drm_nouveau_ver = '2.4.66' _drm_etnaviv_ver = '2.4.89' _drm_freedreno_ver = '2.4.92' _drm_intel_ver = '2.4.75' _drm_ver = '2.4.75' _libdrm_checks = [ ['intel', with_dri_i915 or with_gallium_i915], ['amdgpu', with_amd_vk or with_gallium_radeonsi], ['radeon', (with_gallium_radeonsi or with_dri_r100 or with_dri_r200 or with_gallium_r300 or with_gallium_r600)], ['nouveau', (with_gallium_nouveau or with_dri_nouveau)], ['etnaviv', with_gallium_etnaviv], ['freedreno', with_gallium_freedreno], ] # VC4 only needs core libdrm support of this version, not a libdrm_vc4 # library. if with_gallium_vc4 _drm_ver = '2.4.89' endif # Loop over the enables versions and get the highest libdrm requirement for all # active drivers. foreach d : _libdrm_checks ver = get_variable('_drm_@0@_ver'.format(d[0])) if d[1] and ver.version_compare('>' + _drm_ver) _drm_ver = ver endif endforeach # Then get each libdrm module foreach d : _libdrm_checks if d[1] set_variable( 'dep_libdrm_' + d[0], dependency('libdrm_' + d[0], version : '>=' + _drm_ver) ) endif endforeach with_gallium_drisw_kms = false dep_libdrm = dependency( 'libdrm', version : '>=' + _drm_ver, required : with_dri2 or with_dri3 ) if dep_libdrm.found() pre_args += '-DHAVE_LIBDRM' if with_dri_platform == 'drm' and with_dri with_gallium_drisw_kms = true endif endif llvm_modules = ['bitwriter', 'engine', 'mcdisassembler', 'mcjit'] llvm_optional_modules = [] if with_amd_vk or with_gallium_radeonsi or with_gallium_r600 llvm_modules += ['amdgpu', 'bitreader', 'ipo'] if with_gallium_r600 llvm_modules += 'asmparser' endif endif if with_gallium_opencl llvm_modules += [ 'all-targets', 'linker', 'coverage', 'instrumentation', 'ipo', 'irreader', 'lto', 'option', 'objcarcopts', 'profiledata', ] llvm_optional_modules += ['coroutines', 'opencl'] endif if with_amd_vk or with_gallium_radeonsi _llvm_version = '>= 5.0.0' elif with_gallium_swr _llvm_version = '>= 4.0.0' elif with_gallium_opencl or with_gallium_r600 _llvm_version = '>= 3.9.0' else _llvm_version = '>= 3.3.0' endif _llvm = get_option('llvm') if _llvm == 'auto' dep_llvm = dependency( 'llvm', version : _llvm_version, modules : llvm_modules, optional_modules : llvm_optional_modules, required : with_amd_vk or with_gallium_radeonsi or with_gallium_swr or with_gallium_opencl, ) with_llvm = dep_llvm.found() elif _llvm == 'true' dep_llvm = dependency( 'llvm', version : _llvm_version, modules : llvm_modules, optional_modules : llvm_optional_modules, ) with_llvm = true else dep_llvm = null_dep with_llvm = false endif if with_llvm _llvm_version = dep_llvm.version().split('.') # Development versions of LLVM have an 'svn' or 'git' suffix, we don't want # that for our version checks. # svn suffixes are stripped by meson as of 0.43, and git suffixes are # strippped as of 0.44, but we support older meson versions. # 3 digits versions in LLVM only started from 3.4.1 on if dep_llvm.version().version_compare('>= 3.4.1') _llvm_patch = _llvm_version[2] else _llvm_patch = '0' endif if _llvm_patch.endswith('svn') _llvm_patch = _llvm_patch.split('s')[0] elif _llvm_patch.contains('git') _llvm_patch = _llvm_patch.split('g')[0] endif pre_args += [ '-DHAVE_LLVM=0x0@0@0@1@'.format(_llvm_version[0], _llvm_version[1]), '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch), ] # LLVM can be built without rtti, turning off rtti changes the ABI of C++ # programs, so we need to build all C++ code in mesa without rtti as well to # ensure that linking works. if dep_llvm.get_configtool_variable('has-rtti') == 'NO' cpp_args += '-fno-rtti' endif elif with_amd_vk or with_gallium_radeonsi or with_gallium_swr error('The following drivers require LLVM: Radv, RadeonSI, SWR. One of these is enabled, but LLVM is disabled.') endif dep_glvnd = null_dep if with_glvnd dep_glvnd = dependency('libglvnd', version : '>= 0.2.0') pre_args += '-DUSE_LIBGLVND=1' endif if with_valgrind != 'false' dep_valgrind = dependency('valgrind', required : with_valgrind == 'true') if dep_valgrind.found() pre_args += '-DHAVE_VALGRIND' endif else dep_valgrind = null_dep endif # pthread stubs. Lets not and say we didn't prog_bison = find_program('bison', required : with_any_opengl) prog_flex = find_program('flex', required : with_any_opengl) dep_selinux = null_dep if get_option('selinux') dep_selinux = dependency('libselinux') pre_args += '-DMESA_SELINUX' endif if with_libunwind != 'false' dep_unwind = dependency('libunwind', required : with_libunwind == 'true') if dep_unwind.found() pre_args += '-DHAVE_LIBUNWIND' endif else dep_unwind = null_dep endif if with_osmesa != 'none' if with_osmesa == 'classic' and not with_dri_swrast error('OSMesa classic requires dri (classic) swrast.') endif if with_osmesa == 'gallium' and not with_gallium_softpipe error('OSMesa gallium requires gallium softpipe or llvmpipe.') endif osmesa_lib_name = 'OSMesa' osmesa_bits = get_option('osmesa-bits') if osmesa_bits != '8' if with_dri or with_glx != 'disabled' error('OSMesa bits must be 8 if building glx or dir based drivers') endif osmesa_lib_name = osmesa_lib_name + osmesa_bits pre_args += [ '-DCHAN_BITS=@0@'.format(osmesa_bits), '-DDEFAULT_SOFTWARE_DEPTH_BITS=31' ] endif endif # TODO: symbol mangling if with_platform_wayland prog_wl_scanner = find_program('wayland-scanner') dep_wl_protocols = dependency('wayland-protocols', version : '>= 1.8') dep_wayland_client = dependency('wayland-client', version : '>=1.11') dep_wayland_server = dependency('wayland-server', version : '>=1.11') if with_egl dep_wayland_egl = dependency('wayland-egl-backend', version : '>= 3') dep_wayland_egl_headers = declare_dependency( compile_args : run_command(prog_pkgconfig, ['wayland-egl-backend', '--cflags']).stdout().split()) endif wayland_dmabuf_xml = join_paths( dep_wl_protocols.get_pkgconfig_variable('pkgdatadir'), 'unstable', 'linux-dmabuf', 'linux-dmabuf-unstable-v1.xml' ) pre_args += ['-DHAVE_WAYLAND_PLATFORM', '-DWL_HIDE_DEPRECATED'] else prog_wl_scanner = [] dep_wl_protocols = null_dep dep_wayland_client = null_dep dep_wayland_server = null_dep wayland_dmabuf_xml = '' endif dep_x11 = null_dep dep_xext = null_dep dep_xdamage = null_dep dep_xfixes = null_dep dep_x11_xcb = null_dep dep_xcb = null_dep dep_xcb_glx = null_dep dep_xcb_dri2 = null_dep dep_xcb_dri3 = null_dep dep_dri2proto = null_dep dep_glproto = null_dep dep_xxf86vm = null_dep dep_xcb_dri3 = null_dep dep_xcb_present = null_dep dep_xcb_sync = null_dep dep_xcb_xfixes = null_dep dep_xshmfence = null_dep if with_platform_x11 if with_glx == 'xlib' or with_glx == 'gallium-xlib' dep_x11 = dependency('x11') dep_xext = dependency('xext') dep_xcb = dependency('xcb') elif with_glx == 'dri' dep_x11 = dependency('x11') dep_xext = dependency('xext') dep_xdamage = dependency('xdamage', version : '>= 1.1') dep_xfixes = dependency('xfixes') dep_xcb_glx = dependency('xcb-glx', version : '>= 1.8.1') dep_xxf86vm = dependency('xxf86vm', required : false) endif if (with_any_vk or with_glx == 'dri' or (with_gallium_vdpau or with_gallium_xvmc or with_gallium_va or with_gallium_omx != 'disabled')) dep_xcb = dependency('xcb') dep_x11_xcb = dependency('x11-xcb') endif if with_any_vk or with_egl or (with_glx == 'dri' and with_dri_platform == 'drm') dep_xcb_dri2 = dependency('xcb-dri2', version : '>= 1.8') if with_dri3 pre_args += '-DHAVE_DRI3' dep_xcb_dri3 = dependency('xcb-dri3') dep_xcb_present = dependency('xcb-present') # until xcb-dri3 has been around long enough to make a hard-dependency: if (dep_xcb_dri3.version().version_compare('>= 1.13') and dep_xcb_present.version().version_compare('>= 1.13')) pre_args += '-DHAVE_DRI3_MODIFIERS' endif dep_xcb_sync = dependency('xcb-sync') dep_xshmfence = dependency('xshmfence', version : '>= 1.1') endif endif if with_glx == 'dri' if with_dri_platform == 'drm' dep_dri2proto = dependency('dri2proto', version : '>= 2.8') endif dep_glproto = dependency('glproto', version : '>= 1.4.14') endif if (with_egl or ( with_gallium_vdpau or with_gallium_xvmc or with_gallium_xa or with_gallium_omx != 'disabled')) dep_xcb_xfixes = dependency('xcb-xfixes') endif endif if get_option('gallium-extra-hud') pre_args += '-DHAVE_GALLIUM_EXTRA_HUD=1' endif _sensors = get_option('lmsensors') if _sensors != 'false' dep_lmsensors = cc.find_library('libsensors', required : _sensors == 'true') if dep_lmsensors.found() pre_args += '-DHAVE_LIBSENSORS=1' endif else dep_lmsensors = null_dep endif foreach a : pre_args add_project_arguments(a, language : ['c', 'cpp']) endforeach foreach a : c_args add_project_arguments(a, language : ['c']) endforeach foreach a : cpp_args add_project_arguments(a, language : ['cpp']) endforeach inc_include = include_directories('include') gl_priv_reqs = [] if with_glx == 'xlib' or with_glx == 'gallium-xlib' gl_priv_reqs += ['x11', 'xext', 'xcb'] elif with_glx == 'dri' gl_priv_reqs += [ 'x11', 'xext', 'xdamage >= 1.1', 'xfixes', 'x11-xcb', 'xcb', 'xcb-glx >= 1.8.1'] if with_dri_platform == 'drm' gl_priv_reqs += 'xcb-dri2 >= 1.8' endif endif if dep_libdrm.found() gl_priv_reqs += 'libdrm >= 2.4.75' endif if dep_xxf86vm.found() gl_priv_reqs += 'xxf86vm' endif gl_priv_libs = [] if dep_thread.found() gl_priv_libs += ['-lpthread', '-pthread'] endif if dep_m.found() gl_priv_libs += '-lm' endif if dep_dl.found() gl_priv_libs += '-ldl' endif pkg = import('pkgconfig') env_test = environment() env_test.set('NM', find_program('nm').path()) subdir('include') subdir('bin') subdir('src')