import os.path
import re
import subprocess
+import platform as _platform
import SCons.Action
import SCons.Builder
while len(version):
version = version[:-1]
target_name = '.'.join((str(source),) + version)
- action = SCons.Action.Action(symlink, "$TARGET -> $SOURCE")
+ action = SCons.Action.Action(symlink, " Symlinking $TARGET ...")
last = env.Command(os.path.join(target_dir, target_name), last, action)
targets += last
return targets
return 1
-def pkg_config_modules(env, name, modules):
- '''Simple wrapper for pkg-config.'''
-
- env[name] = False
-
- if env['platform'] == 'windows':
- return
-
- if not env.Detect('pkg-config'):
- return
-
- if subprocess.call(["pkg-config", "--exists", ' '.join(modules)]) != 0:
- return
-
- # Put -I and -L flags directly into the environment, as these don't affect
- # the compilation of targets that do not use them
- try:
- env.ParseConfig('pkg-config --cflags-only-I --libs-only-L ' + ' '.join(modules))
- except OSError:
- return
-
- # Other flags may affect the compilation of unrelated targets, so store
- # them with a prefix, (e.g., XXX_CFLAGS, XXX_LIBS, etc)
- try:
- flags = env.ParseFlags('!pkg-config --cflags-only-other --libs-only-l --libs-only-other ' + ' '.join(modules))
- except OSError:
- return
- prefix = name.upper() + '_'
- for flag_name, flag_value in flags.iteritems():
- env[prefix + flag_name] = flag_value
-
- env[name] = True
-
-
-
def generate(env):
"""Common environment generation code"""
+ # Tell tools which machine to compile for
+ env['TARGET_ARCH'] = env['machine']
+ env['MSVS_ARCH'] = env['machine']
+
# Toolchain
platform = env['platform']
- if env['toolchain'] == 'default':
- if platform == 'winddk':
- env['toolchain'] = 'winddk'
- elif platform == 'wince':
- env['toolchain'] = 'wcesdk'
env.Tool(env['toolchain'])
# Allow override compiler and specify additional flags from environment
env['gcc'] = 'gcc' in os.path.basename(env['CC']).split('-')
env['msvc'] = env['CC'] == 'cl'
+ if env['msvc'] and env['toolchain'] == 'default' and env['machine'] == 'x86_64':
+ # MSVC x64 support is broken in earlier versions of scons
+ env.EnsurePythonVersion(2, 0)
+
# shortcuts
machine = env['machine']
platform = env['platform']
gcc = env['gcc']
msvc = env['msvc']
+ # Determine whether we are cross compiling; in particular, whether we need
+ # to compile code generators with a different compiler as the target code.
+ host_platform = _platform.system().lower()
+ if host_platform.startswith('cygwin'):
+ host_platform = 'cygwin'
+ host_machine = os.environ.get('PROCESSOR_ARCHITEW6432', os.environ.get('PROCESSOR_ARCHITECTURE', _platform.machine()))
+ host_machine = {
+ 'x86': 'x86',
+ 'i386': 'x86',
+ 'i486': 'x86',
+ 'i586': 'x86',
+ 'i686': 'x86',
+ 'ppc' : 'ppc',
+ 'AMD64': 'x86_64',
+ 'x86_64': 'x86_64',
+ }.get(host_machine, 'generic')
+ env['crosscompile'] = platform != host_platform
+ if machine == 'x86_64' and host_machine != 'x86_64':
+ env['crosscompile'] = True
+ env['hostonly'] = False
+
# Backwards compatability with the debug= profile= options
if env['build'] == 'debug':
if not env['debug']:
# configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
build_topdir = 'build'
build_subdir = env['platform']
+ if env['embedded']:
+ build_subdir = 'embedded-' + build_subdir
if env['machine'] != 'generic':
build_subdir += '-' + env['machine']
if env['build'] != 'release':
cppdefines += ['NDEBUG']
if env['build'] == 'profile':
cppdefines += ['PROFILE']
+ if env['platform'] in ('posix', 'linux', 'freebsd', 'darwin'):
+ cppdefines += [
+ '_POSIX_SOURCE',
+ ('_POSIX_C_SOURCE', '199309L'),
+ '_SVID_SOURCE',
+ '_BSD_SOURCE',
+ '_GNU_SOURCE',
+ 'PTHREADS',
+ 'HAVE_POSIX_MEMALIGN',
+ ]
+ if env['platform'] == 'darwin':
+ cppdefines += [
+ '_DARWIN_C_SOURCE',
+ 'GLX_USE_APPLEGL',
+ 'GLX_DIRECT_RENDERING',
+ ]
+ else:
+ cppdefines += [
+ 'GLX_DIRECT_RENDERING',
+ 'GLX_INDIRECT_RENDERING',
+ ]
+ if env['platform'] in ('linux', 'freebsd'):
+ cppdefines += ['HAVE_ALIAS']
+ else:
+ cppdefines += ['GLX_ALIAS_UNSUPPORTED']
if platform == 'windows':
cppdefines += [
'WIN32',
('_WIN32_WINNT', '0x0601'),
('WINVER', '0x0601'),
]
- if msvc and env['toolchain'] != 'winddk':
+ if gcc:
+ cppdefines += [('__MSVCRT_VERSION__', '0x0700')]
+ if msvc:
cppdefines += [
'VC_EXTRALEAN',
'_USE_MATH_DEFINES',
]
if env['build'] in ('debug', 'checked'):
cppdefines += ['_DEBUG']
- if env['toolchain'] == 'winddk':
- # Mimic WINDDK's builtin flags. See also:
- # - WINDDK's bin/makefile.new i386mk.inc for more info.
- # - buildchk_wxp_x86.log files, generated by the WINDDK's build
- # - http://alter.org.ua/docs/nt_kernel/vc8_proj/
- if machine == 'x86':
- cppdefines += ['_X86_', 'i386']
- if machine == 'x86_64':
- cppdefines += ['_AMD64_', 'AMD64']
- if platform == 'winddk':
- cppdefines += [
- 'STD_CALL',
- ('CONDITION_HANDLING', '1'),
- ('NT_INST', '0'),
- ('WIN32', '100'),
- ('_NT1X_', '100'),
- ('WINNT', '1'),
- ('_WIN32_WINNT', '0x0501'), # minimum required OS version
- ('WINVER', '0x0501'),
- ('_WIN32_IE', '0x0603'),
- ('WIN32_LEAN_AND_MEAN', '1'),
- ('DEVL', '1'),
- ('__BUILDMACHINE__', 'WinDDK'),
- ('FPO', '0'),
- ]
- if env['build'] in ('debug', 'checked'):
- cppdefines += [('DBG', 1)]
- if platform == 'wince':
- cppdefines += [
- '_CRT_SECURE_NO_DEPRECATE',
- '_USE_32BIT_TIME_T',
- 'UNICODE',
- '_UNICODE',
- ('UNDER_CE', '600'),
- ('_WIN32_WCE', '0x600'),
- 'WINCEOEM',
- 'WINCEINTERNAL',
- 'WIN32',
- 'STRICT',
- 'x86',
- '_X86_',
- 'INTERNATIONAL',
- ('INTLMSG_CODEPAGE', '1252'),
- ]
if platform == 'windows':
cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_USER']
- if platform == 'winddk':
- cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_DISPLAY']
- if platform == 'wince':
- cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_CE']
- cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_CE_OGL']
- if platform == 'embedded':
- cppdefines += ['PIPE_OS_EMBEDDED']
+ if platform == 'haiku':
+ cppdefines += ['BEOS_THREADS']
+ if env['embedded']:
+ cppdefines += ['PIPE_SUBSYSTEM_EMBEDDED']
env.Append(CPPDEFINES = cppdefines)
# C compiler options
ccflags += ['-O0']
else:
ccflags += ['-O3']
- ccflags += ['-g3']
+ # gcc's builtin memcmp is slower than glibc's
+ # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
+ ccflags += ['-fno-builtin-memcmp']
+ # Work around aliasing bugs - developers should comment this out
+ ccflags += ['-fno-strict-aliasing']
+ ccflags += ['-g']
if env['build'] in ('checked', 'profile'):
# See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling?
ccflags += [
'-m32',
#'-march=pentium4',
]
- if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'):
+ if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2') \
+ and (platform != 'windows' or env['build'] == 'debug' or True):
# NOTE: We need to ensure stack is realigned given that we
# produce shared objects, and have no control over the stack
# alignment policy of the application. Therefore we need
# -mstackrealign ore -mincoming-stack-boundary=2.
#
+ # XXX: -O and -mstackrealign causes stack corruption on MinGW
+ #
# XXX: We could have SSE without -mstackrealign if we always used
# __attribute__((force_align_arg_pointer)), but that's not
# always the case.
ccflags += ['-m64']
if platform == 'darwin':
ccflags += ['-fno-common']
+ if env['platform'] != 'windows':
+ ccflags += ['-fvisibility=hidden']
# See also:
# - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
ccflags += [
]
if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'):
ccflags += [
- '-Werror=pointer-arith',
+ '-Wpointer-arith',
]
cflags += [
- '-Werror=declaration-after-statement',
+ '-Wdeclaration-after-statement',
]
if msvc:
# See also:
'/Od', # disable optimizations
'/Oi', # enable intrinsic functions
'/Oy-', # disable frame pointer omission
- '/GL-', # disable whole program optimization
]
else:
ccflags += [
'/O2', # optimize for speed
+ ]
+ if env['build'] == 'release':
+ ccflags += [
'/GL', # enable whole program optimization
]
+ else:
+ ccflags += [
+ '/GL-', # disable whole program optimization
+ ]
ccflags += [
'/fp:fast', # fast floating point
'/W3', # warning level
#'/Wp64', # enable 64 bit porting warnings
+ '/wd4996', # disable deprecated POSIX name warnings
]
if env['machine'] == 'x86':
ccflags += [
ccflags += [
# TODO
]
- if platform == 'winddk':
- ccflags += [
- '/Zl', # omit default library name in .OBJ
- '/Zp8', # 8bytes struct member alignment
- '/Gy', # separate functions for linker
- '/Gm-', # disable minimal rebuild
- '/WX', # treat warnings as errors
- '/Gz', # __stdcall Calling convention
- '/GX-', # disable C++ EH
- '/GR-', # disable C++ RTTI
- '/GF', # enable read-only string pooling
- '/G6', # optimize for PPro, P-II, P-III
- '/Ze', # enable extensions
- '/Gi-', # disable incremental compilation
- '/QIfdiv-', # disable Pentium FDIV fix
- '/hotpatch', # prepares an image for hotpatching.
- #'/Z7', #enable old-style debug info
- ]
- if platform == 'wince':
- # See also C:\WINCE600\public\common\oak\misc\makefile.def
- ccflags += [
- '/Zl', # omit default library name in .OBJ
- '/GF', # enable read-only string pooling
- '/GR-', # disable C++ RTTI
- '/GS', # enable security checks
- # Allow disabling language conformance to maintain backward compat
- #'/Zc:wchar_t-', # don't force wchar_t as native type, instead of typedef
- #'/Zc:forScope-', # don't enforce Standard C++ for scoping rules
- #'/wd4867',
- #'/wd4430',
- #'/MT',
- #'/U_MT',
- ]
# Automatic pdb generation
# See http://scons.tigris.org/issues/show_bug.cgi?id=1656
env.EnsureSConsVersion(0, 98, 0)
pass
else:
env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group'
+ if env['platform'] == 'windows':
+ # Avoid depending on gcc runtime DLLs
+ linkflags += ['-static-libgcc']
+ if 'w64' in env['CC'].split('-'):
+ linkflags += ['-static-libstdc++']
+ # Handle the @xx symbol munging of DLL exports
+ shlinkflags += ['-Wl,--enable-stdcall-fixup']
+ #shlinkflags += ['-Wl,--kill-at']
if msvc:
- if env['build'] != 'debug':
+ if env['build'] == 'release':
# enable Link-time Code Generation
linkflags += ['/LTCG']
env.Append(ARFLAGS = ['/LTCG'])
'/fixed:no',
'/incremental:no',
]
- if platform == 'winddk':
- linkflags += [
- '/merge:_PAGE=PAGE',
- '/merge:_TEXT=.text',
- '/section:INIT,d',
- '/opt:ref',
- '/opt:icf',
- '/ignore:4198,4010,4037,4039,4065,4070,4078,4087,4089,4221',
- '/incremental:no',
- '/fullbuild',
- '/release',
- '/nodefaultlib',
- '/wx',
- '/debug',
- '/debugtype:cv',
- '/version:5.1',
- '/osversion:5.1',
- '/functionpadmin:5',
- '/safeseh',
- '/pdbcompress',
- '/stack:0x40000,0x1000',
- '/driver',
- '/align:0x80',
- '/subsystem:native,5.01',
- '/base:0x10000',
-
- '/entry:DrvEnableDriver',
- ]
- if env['build'] != 'release':
- linkflags += [
- '/MAP', # http://msdn.microsoft.com/en-us/library/k7xkk3e2.aspx
- ]
- if platform == 'wince':
- linkflags += [
- '/nodefaultlib',
- #'/incremental:no',
- #'/fullbuild',
- '/entry:_DllMainCRTStartup',
- ]
env.Append(LINKFLAGS = linkflags)
env.Append(SHLINKFLAGS = shlinkflags)
+ # We have C++ in several libraries, so always link with the C++ compiler
+ if env['gcc']:
+ env['LINK'] = env['CXX']
+
# Default libs
- env.Append(LIBS = [])
+ libs = []
+ if env['platform'] in ('posix', 'linux', 'freebsd', 'darwin'):
+ libs += ['m', 'pthread', 'dl']
+ env.Append(LIBS = libs)
+
+ # OpenMP
+ if env['openmp']:
+ if env['msvc']:
+ env.Append(CCFLAGS = ['/openmp'])
+ # When building openmp release VS2008 link.exe crashes with LNK1103 error.
+ # Workaround: overwrite PDB flags with empty value as it isn't required anyways
+ if env['build'] == 'release':
+ env['PDB'] = ''
+ if env['gcc']:
+ env.Append(CCFLAGS = ['-fopenmp'])
+ env.Append(LIBS = ['gomp'])
# Load tools
+ env.Tool('lex')
+ env.Tool('yacc')
if env['llvm']:
env.Tool('llvm')
- env.Tool('udis86')
- pkg_config_modules(env, 'x11', ['x11', 'xext'])
- pkg_config_modules(env, 'drm', ['libdrm'])
- pkg_config_modules(env, 'drm_intel', ['libdrm_intel'])
- pkg_config_modules(env, 'drm_radeon', ['libdrm_radeon'])
- pkg_config_modules(env, 'xorg', ['xorg-server'])
- pkg_config_modules(env, 'kms', ['libkms'])
-
- env['dri'] = env['x11'] and env['drm']
-
# Custom builders and methods
env.Tool('custom')
createInstallMethods(env)
+ env.PkgCheckModules('X11', ['x11', 'xext', 'xdamage', 'xfixes'])
+ env.PkgCheckModules('XCB', ['x11-xcb', 'xcb-glx'])
+ env.PkgCheckModules('XF86VIDMODE', ['xxf86vm'])
+ env.PkgCheckModules('DRM', ['libdrm'])
+ env.PkgCheckModules('DRM_INTEL', ['libdrm_intel'])
+ env.PkgCheckModules('DRM_RADEON', ['libdrm_radeon'])
+ env.PkgCheckModules('XORG', ['xorg-server'])
+ env.PkgCheckModules('KMS', ['libkms'])
+ env.PkgCheckModules('UDEV', ['libudev'])
+
+ env['dri'] = env['x11'] and env['drm']
+
# for debugging
#print env.Dump()