diff options
Diffstat (limited to 'mesalib/scons')
| -rw-r--r-- | mesalib/scons/gallium.py | 1210 |
1 files changed, 620 insertions, 590 deletions
diff --git a/mesalib/scons/gallium.py b/mesalib/scons/gallium.py index c4144273a..ac8888cf6 100644 --- a/mesalib/scons/gallium.py +++ b/mesalib/scons/gallium.py @@ -1,590 +1,620 @@ -"""gallium - -Frontend-tool for Gallium3D architecture. - -""" - -# -# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. -# All Rights Reserved. -# -# 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, sub license, 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 (including the -# next paragraph) 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 NON-INFRINGEMENT. -# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. -# - - -import distutils.version -import os -import os.path -import re -import subprocess - -import SCons.Action -import SCons.Builder -import SCons.Scanner - - -def symlink(target, source, env): - target = str(target[0]) - source = str(source[0]) - if os.path.islink(target) or os.path.exists(target): - os.remove(target) - os.symlink(os.path.basename(source), target) - -def install(env, source, subdir): - target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'], subdir) - return env.Install(target_dir, source) - -def install_program(env, source): - return install(env, source, 'bin') - -def install_shared_library(env, sources, version = ()): - targets = [] - install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir']) - version = tuple(map(str, version)) - if env['SHLIBSUFFIX'] == '.dll': - dlls = env.FindIxes(sources, 'SHLIBPREFIX', 'SHLIBSUFFIX') - targets += install(env, dlls, 'bin') - libs = env.FindIxes(sources, 'LIBPREFIX', 'LIBSUFFIX') - targets += install(env, libs, 'lib') - else: - for source in sources: - target_dir = os.path.join(install_dir, 'lib') - target_name = '.'.join((str(source),) + version) - last = env.InstallAs(os.path.join(target_dir, target_name), source) - targets += last - while len(version): - version = version[:-1] - target_name = '.'.join((str(source),) + version) - action = SCons.Action.Action(symlink, "$TARGET -> $SOURCE") - last = env.Command(os.path.join(target_dir, target_name), last, action) - targets += last - return targets - - -def createInstallMethods(env): - env.AddMethod(install_program, 'InstallProgram') - env.AddMethod(install_shared_library, 'InstallSharedLibrary') - - -def num_jobs(): - try: - return int(os.environ['NUMBER_OF_PROCESSORS']) - except (ValueError, KeyError): - pass - - try: - return os.sysconf('SC_NPROCESSORS_ONLN') - except (ValueError, OSError, AttributeError): - pass - - try: - return int(os.popen2("sysctl -n hw.ncpu")[1].read()) - except ValueError: - pass - - 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""" - - # 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 - if os.environ.has_key('CC'): - env['CC'] = os.environ['CC'] - # Update CCVERSION to match - pipe = SCons.Action._subproc(env, [env['CC'], '--version'], - stdin = 'devnull', - stderr = 'devnull', - stdout = subprocess.PIPE) - if pipe.wait() == 0: - line = pipe.stdout.readline() - match = re.search(r'[0-9]+(\.[0-9]+)+', line) - if match: - env['CCVERSION'] = match.group(0) - if os.environ.has_key('CFLAGS'): - env['CCFLAGS'] += SCons.Util.CLVar(os.environ['CFLAGS']) - if os.environ.has_key('CXX'): - env['CXX'] = os.environ['CXX'] - if os.environ.has_key('CXXFLAGS'): - env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS']) - if os.environ.has_key('LDFLAGS'): - env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS']) - - env['gcc'] = 'gcc' in os.path.basename(env['CC']).split('-') - env['msvc'] = env['CC'] == 'cl' - - # shortcuts - machine = env['machine'] - platform = env['platform'] - x86 = env['machine'] == 'x86' - ppc = env['machine'] == 'ppc' - gcc = env['gcc'] - msvc = env['msvc'] - - # Backwards compatability with the debug= profile= options - if env['build'] == 'debug': - if not env['debug']: - print 'scons: warning: debug option is deprecated and will be removed eventually; use instead' - print - print ' scons build=release' - print - env['build'] = 'release' - if env['profile']: - print 'scons: warning: profile option is deprecated and will be removed eventually; use instead' - print - print ' scons build=profile' - print - env['build'] = 'profile' - if False: - # Enforce SConscripts to use the new build variable - env.popitem('debug') - env.popitem('profile') - else: - # Backwards portability with older sconscripts - if env['build'] in ('debug', 'checked'): - env['debug'] = True - env['profile'] = False - if env['build'] == 'profile': - env['debug'] = False - env['profile'] = True - if env['build'] == 'release': - env['debug'] = False - env['profile'] = False - - # Put build output in a separate dir, which depends on the current - # configuration. See also http://www.scons.org/wiki/AdvancedBuildExample - build_topdir = 'build' - build_subdir = env['platform'] - if env['machine'] != 'generic': - build_subdir += '-' + env['machine'] - if env['build'] != 'release': - build_subdir += '-' + env['build'] - build_dir = os.path.join(build_topdir, build_subdir) - # Place the .sconsign file in the build dir too, to avoid issues with - # different scons versions building the same source file - env['build_dir'] = build_dir - env.SConsignFile(os.path.join(build_dir, '.sconsign')) - if 'SCONS_CACHE_DIR' in os.environ: - print 'scons: Using build cache in %s.' % (os.environ['SCONS_CACHE_DIR'],) - env.CacheDir(os.environ['SCONS_CACHE_DIR']) - env['CONFIGUREDIR'] = os.path.join(build_dir, 'conf') - env['CONFIGURELOG'] = os.path.join(os.path.abspath(build_dir), 'config.log') - - # Parallel build - if env.GetOption('num_jobs') <= 1: - env.SetOption('num_jobs', num_jobs()) - - env.Decider('MD5-timestamp') - env.SetOption('max_drift', 60) - - # C preprocessor options - cppdefines = [] - if env['build'] in ('debug', 'checked'): - cppdefines += ['DEBUG'] - else: - cppdefines += ['NDEBUG'] - if env['build'] == 'profile': - cppdefines += ['PROFILE'] - if platform == 'windows': - cppdefines += [ - 'WIN32', - '_WINDOWS', - #'_UNICODE', - #'UNICODE', - # http://msdn.microsoft.com/en-us/library/aa383745.aspx - ('_WIN32_WINNT', '0x0601'), - ('WINVER', '0x0601'), - ] - if msvc and env['toolchain'] != 'winddk': - cppdefines += [ - 'VC_EXTRALEAN', - '_USE_MATH_DEFINES', - '_CRT_SECURE_NO_WARNINGS', - '_CRT_SECURE_NO_DEPRECATE', - '_SCL_SECURE_NO_WARNINGS', - '_SCL_SECURE_NO_DEPRECATE', - ] - 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'] - env.Append(CPPDEFINES = cppdefines) - - # C compiler options - cflags = [] # C - cxxflags = [] # C++ - ccflags = [] # C & C++ - if gcc: - ccversion = env['CCVERSION'] - if env['build'] == 'debug': - ccflags += ['-O0'] - elif ccversion.startswith('4.2.'): - # gcc 4.2.x optimizer is broken - print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations" - ccflags += ['-O0'] - else: - ccflags += ['-O3'] - ccflags += ['-g3'] - 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 += [ - '-fno-omit-frame-pointer', - '-fno-optimize-sibling-calls', - ] - if env['machine'] == 'x86': - ccflags += [ - '-m32', - #'-march=pentium4', - ] - if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'): - # 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: We could have SSE without -mstackrealign if we always used - # __attribute__((force_align_arg_pointer)), but that's not - # always the case. - ccflags += [ - '-mstackrealign', # ensure stack is aligned - '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics - #'-mfpmath=sse', - ] - if platform in ['windows', 'darwin']: - # Workaround http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216 - ccflags += ['-fno-common'] - if env['machine'] == 'x86_64': - ccflags += ['-m64'] - if platform == 'darwin': - ccflags += ['-fno-common'] - # See also: - # - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html - ccflags += [ - '-Wall', - '-Wno-long-long', - '-ffast-math', - '-fmessage-length=0', # be nice to Eclipse - ] - cflags += [ - '-Wmissing-prototypes', - '-std=gnu99', - ] - if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.0'): - ccflags += [ - '-Wmissing-field-initializers', - ] - if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'): - ccflags += [ - '-Werror=pointer-arith', - ] - cflags += [ - '-Werror=declaration-after-statement', - ] - if msvc: - # See also: - # - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx - # - cl /? - if env['build'] == 'debug': - ccflags += [ - '/Od', # disable optimizations - '/Oi', # enable intrinsic functions - '/Oy-', # disable frame pointer omission - ] - 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 - ] - if env['machine'] == 'x86': - ccflags += [ - #'/arch:SSE2', # use the SSE2 instructions - ] - if platform == 'windows': - 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) - env['PDB'] = '${TARGET.base}.pdb' - env.Append(CCFLAGS = ccflags) - env.Append(CFLAGS = cflags) - env.Append(CXXFLAGS = cxxflags) - - if env['platform'] == 'windows' and msvc: - # Choose the appropriate MSVC CRT - # http://msdn.microsoft.com/en-us/library/2kzt1wy3.aspx - if env['build'] in ('debug', 'checked'): - env.Append(CCFLAGS = ['/MTd']) - env.Append(SHCCFLAGS = ['/LDd']) - else: - env.Append(CCFLAGS = ['/MT']) - env.Append(SHCCFLAGS = ['/LD']) - - # Assembler options - if gcc: - if env['machine'] == 'x86': - env.Append(ASFLAGS = ['-m32']) - if env['machine'] == 'x86_64': - env.Append(ASFLAGS = ['-m64']) - - # Linker options - linkflags = [] - shlinkflags = [] - if gcc: - if env['machine'] == 'x86': - linkflags += ['-m32'] - if env['machine'] == 'x86_64': - linkflags += ['-m64'] - if env['platform'] not in ('darwin'): - shlinkflags += [ - '-Wl,-Bsymbolic', - ] - # Handle circular dependencies in the libraries - if env['platform'] in ('darwin'): - pass - else: - env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group' - if msvc: - if env['build'] == 'release': - # enable Link-time Code Generation - linkflags += ['/LTCG'] - env.Append(ARFLAGS = ['/LTCG']) - if platform == 'windows' and msvc: - # See also: - # - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx - linkflags += [ - '/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 = []) - - # Load tools - 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) - - # for debugging - #print env.Dump() - - -def exists(env): - return 1 +"""gallium
+
+Frontend-tool for Gallium3D architecture.
+
+"""
+
+#
+# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+# All Rights Reserved.
+#
+# 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, sub license, 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 (including the
+# next paragraph) 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 NON-INFRINGEMENT.
+# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+#
+
+
+import distutils.version
+import os
+import os.path
+import re
+import subprocess
+import platform as _platform
+
+import SCons.Action
+import SCons.Builder
+import SCons.Scanner
+
+
+def symlink(target, source, env):
+ target = str(target[0])
+ source = str(source[0])
+ if os.path.islink(target) or os.path.exists(target):
+ os.remove(target)
+ os.symlink(os.path.basename(source), target)
+
+def install(env, source, subdir):
+ target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'], subdir)
+ return env.Install(target_dir, source)
+
+def install_program(env, source):
+ return install(env, source, 'bin')
+
+def install_shared_library(env, sources, version = ()):
+ targets = []
+ install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'])
+ version = tuple(map(str, version))
+ if env['SHLIBSUFFIX'] == '.dll':
+ dlls = env.FindIxes(sources, 'SHLIBPREFIX', 'SHLIBSUFFIX')
+ targets += install(env, dlls, 'bin')
+ libs = env.FindIxes(sources, 'LIBPREFIX', 'LIBSUFFIX')
+ targets += install(env, libs, 'lib')
+ else:
+ for source in sources:
+ target_dir = os.path.join(install_dir, 'lib')
+ target_name = '.'.join((str(source),) + version)
+ last = env.InstallAs(os.path.join(target_dir, target_name), source)
+ targets += last
+ while len(version):
+ version = version[:-1]
+ target_name = '.'.join((str(source),) + version)
+ action = SCons.Action.Action(symlink, "$TARGET -> $SOURCE")
+ last = env.Command(os.path.join(target_dir, target_name), last, action)
+ targets += last
+ return targets
+
+
+def createInstallMethods(env):
+ env.AddMethod(install_program, 'InstallProgram')
+ env.AddMethod(install_shared_library, 'InstallSharedLibrary')
+
+
+def num_jobs():
+ try:
+ return int(os.environ['NUMBER_OF_PROCESSORS'])
+ except (ValueError, KeyError):
+ pass
+
+ try:
+ return os.sysconf('SC_NPROCESSORS_ONLN')
+ except (ValueError, OSError, AttributeError):
+ pass
+
+ try:
+ return int(os.popen2("sysctl -n hw.ncpu")[1].read())
+ except ValueError:
+ pass
+
+ 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
+ if os.environ.has_key('CC'):
+ env['CC'] = os.environ['CC']
+ # Update CCVERSION to match
+ pipe = SCons.Action._subproc(env, [env['CC'], '--version'],
+ stdin = 'devnull',
+ stderr = 'devnull',
+ stdout = subprocess.PIPE)
+ if pipe.wait() == 0:
+ line = pipe.stdout.readline()
+ match = re.search(r'[0-9]+(\.[0-9]+)+', line)
+ if match:
+ env['CCVERSION'] = match.group(0)
+ if os.environ.has_key('CFLAGS'):
+ env['CCFLAGS'] += SCons.Util.CLVar(os.environ['CFLAGS'])
+ if os.environ.has_key('CXX'):
+ env['CXX'] = os.environ['CXX']
+ if os.environ.has_key('CXXFLAGS'):
+ env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS'])
+ if os.environ.has_key('LDFLAGS'):
+ env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS'])
+
+ 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']
+ x86 = env['machine'] == 'x86'
+ ppc = env['machine'] == 'ppc'
+ 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()
+ host_machine = os.environ.get('PROCESSOR_ARCHITECTURE', _platform.machine())
+ host_machine = {
+ 'x86': 'x86',
+ 'i386': 'x86',
+ 'i486': 'x86',
+ 'i586': 'x86',
+ 'i686': 'x86',
+ 'ppc' : 'ppc',
+ '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']:
+ print 'scons: warning: debug option is deprecated and will be removed eventually; use instead'
+ print
+ print ' scons build=release'
+ print
+ env['build'] = 'release'
+ if env['profile']:
+ print 'scons: warning: profile option is deprecated and will be removed eventually; use instead'
+ print
+ print ' scons build=profile'
+ print
+ env['build'] = 'profile'
+ if False:
+ # Enforce SConscripts to use the new build variable
+ env.popitem('debug')
+ env.popitem('profile')
+ else:
+ # Backwards portability with older sconscripts
+ if env['build'] in ('debug', 'checked'):
+ env['debug'] = True
+ env['profile'] = False
+ if env['build'] == 'profile':
+ env['debug'] = False
+ env['profile'] = True
+ if env['build'] == 'release':
+ env['debug'] = False
+ env['profile'] = False
+
+ # Put build output in a separate dir, which depends on the current
+ # configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
+ build_topdir = 'build'
+ build_subdir = env['platform']
+ if env['machine'] != 'generic':
+ build_subdir += '-' + env['machine']
+ if env['build'] != 'release':
+ build_subdir += '-' + env['build']
+ build_dir = os.path.join(build_topdir, build_subdir)
+ # Place the .sconsign file in the build dir too, to avoid issues with
+ # different scons versions building the same source file
+ env['build_dir'] = build_dir
+ env.SConsignFile(os.path.join(build_dir, '.sconsign'))
+ if 'SCONS_CACHE_DIR' in os.environ:
+ print 'scons: Using build cache in %s.' % (os.environ['SCONS_CACHE_DIR'],)
+ env.CacheDir(os.environ['SCONS_CACHE_DIR'])
+ env['CONFIGUREDIR'] = os.path.join(build_dir, 'conf')
+ env['CONFIGURELOG'] = os.path.join(os.path.abspath(build_dir), 'config.log')
+
+ # Parallel build
+ if env.GetOption('num_jobs') <= 1:
+ env.SetOption('num_jobs', num_jobs())
+
+ env.Decider('MD5-timestamp')
+ env.SetOption('max_drift', 60)
+
+ # C preprocessor options
+ cppdefines = []
+ if env['build'] in ('debug', 'checked'):
+ cppdefines += ['DEBUG']
+ else:
+ cppdefines += ['NDEBUG']
+ if env['build'] == 'profile':
+ cppdefines += ['PROFILE']
+ if platform == 'windows':
+ cppdefines += [
+ 'WIN32',
+ '_WINDOWS',
+ #'_UNICODE',
+ #'UNICODE',
+ # http://msdn.microsoft.com/en-us/library/aa383745.aspx
+ ('_WIN32_WINNT', '0x0601'),
+ ('WINVER', '0x0601'),
+ ]
+ if msvc and env['toolchain'] != 'winddk':
+ cppdefines += [
+ 'VC_EXTRALEAN',
+ '_USE_MATH_DEFINES',
+ '_CRT_SECURE_NO_WARNINGS',
+ '_CRT_SECURE_NO_DEPRECATE',
+ '_SCL_SECURE_NO_WARNINGS',
+ '_SCL_SECURE_NO_DEPRECATE',
+ ]
+ 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']
+ env.Append(CPPDEFINES = cppdefines)
+
+ # C compiler options
+ cflags = [] # C
+ cxxflags = [] # C++
+ ccflags = [] # C & C++
+ if gcc:
+ ccversion = env['CCVERSION']
+ if env['build'] == 'debug':
+ ccflags += ['-O0']
+ elif ccversion.startswith('4.2.'):
+ # gcc 4.2.x optimizer is broken
+ print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations"
+ ccflags += ['-O0']
+ else:
+ ccflags += ['-O3']
+ ccflags += ['-g3']
+ 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 += [
+ '-fno-omit-frame-pointer',
+ '-fno-optimize-sibling-calls',
+ ]
+ if env['machine'] == 'x86':
+ ccflags += [
+ '-m32',
+ #'-march=pentium4',
+ ]
+ 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 += [
+ '-mstackrealign', # ensure stack is aligned
+ '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
+ #'-mfpmath=sse',
+ ]
+ if platform in ['windows', 'darwin']:
+ # Workaround http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216
+ ccflags += ['-fno-common']
+ if env['machine'] == 'x86_64':
+ ccflags += ['-m64']
+ if platform == 'darwin':
+ ccflags += ['-fno-common']
+ # See also:
+ # - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
+ ccflags += [
+ '-Wall',
+ '-Wno-long-long',
+ '-ffast-math',
+ '-fmessage-length=0', # be nice to Eclipse
+ ]
+ cflags += [
+ '-Wmissing-prototypes',
+ '-std=gnu99',
+ ]
+ if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.0'):
+ ccflags += [
+ '-Wmissing-field-initializers',
+ ]
+ if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'):
+ ccflags += [
+ '-Werror=pointer-arith',
+ ]
+ cflags += [
+ '-Werror=declaration-after-statement',
+ ]
+ if msvc:
+ # See also:
+ # - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
+ # - cl /?
+ if env['build'] == 'debug':
+ ccflags += [
+ '/Od', # disable optimizations
+ '/Oi', # enable intrinsic functions
+ '/Oy-', # disable frame pointer omission
+ ]
+ 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
+ ]
+ if env['machine'] == 'x86':
+ ccflags += [
+ #'/arch:SSE2', # use the SSE2 instructions
+ ]
+ if platform == 'windows':
+ 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)
+ env['PDB'] = '${TARGET.base}.pdb'
+ env.Append(CCFLAGS = ccflags)
+ env.Append(CFLAGS = cflags)
+ env.Append(CXXFLAGS = cxxflags)
+
+ if env['platform'] == 'windows' and msvc:
+ # Choose the appropriate MSVC CRT
+ # http://msdn.microsoft.com/en-us/library/2kzt1wy3.aspx
+ if env['build'] in ('debug', 'checked'):
+ env.Append(CCFLAGS = ['/MTd'])
+ env.Append(SHCCFLAGS = ['/LDd'])
+ else:
+ env.Append(CCFLAGS = ['/MT'])
+ env.Append(SHCCFLAGS = ['/LD'])
+
+ # Assembler options
+ if gcc:
+ if env['machine'] == 'x86':
+ env.Append(ASFLAGS = ['-m32'])
+ if env['machine'] == 'x86_64':
+ env.Append(ASFLAGS = ['-m64'])
+
+ # Linker options
+ linkflags = []
+ shlinkflags = []
+ if gcc:
+ if env['machine'] == 'x86':
+ linkflags += ['-m32']
+ if env['machine'] == 'x86_64':
+ linkflags += ['-m64']
+ if env['platform'] not in ('darwin'):
+ shlinkflags += [
+ '-Wl,-Bsymbolic',
+ ]
+ # Handle circular dependencies in the libraries
+ if env['platform'] in ('darwin'):
+ pass
+ else:
+ env['_LIBFLAGS'] = '-Wl,--start-group ' + env['_LIBFLAGS'] + ' -Wl,--end-group'
+ if msvc:
+ if env['build'] == 'release':
+ # enable Link-time Code Generation
+ linkflags += ['/LTCG']
+ env.Append(ARFLAGS = ['/LTCG'])
+ if platform == 'windows' and msvc:
+ # See also:
+ # - http://msdn2.microsoft.com/en-us/library/y0zzbyt4.aspx
+ linkflags += [
+ '/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 = [])
+
+ # Load tools
+ 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)
+
+ # for debugging
+ #print env.Dump()
+
+
+def exists(env):
+ return 1
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