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-rw-r--r--mesalib/scons/gallium.py1249
1 files changed, 624 insertions, 625 deletions
diff --git a/mesalib/scons/gallium.py b/mesalib/scons/gallium.py
index 34523d589..a61a9af8c 100644
--- a/mesalib/scons/gallium.py
+++ b/mesalib/scons/gallium.py
@@ -1,625 +1,624 @@
-"""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()
- 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']:
- 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
- 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)
-
- # 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()
+ 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']:
+ 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
+ env.Tool('lex')
+ env.Tool('yacc')
+ if env['llvm']:
+ env.Tool('llvm')
+
+ 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
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-29 09:36:21 +0000