581 lines
20 KiB
Python
581 lines
20 KiB
Python
"""gallium
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Frontend-tool for Gallium3D architecture.
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"""
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#
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# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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# All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sub license, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice (including the
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# next paragraph) shall be included in all copies or substantial portions
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# of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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import distutils.version
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import os
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import os.path
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import re
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import subprocess
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import SCons.Action
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import SCons.Builder
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import SCons.Scanner
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def symlink(target, source, env):
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target = str(target[0])
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source = str(source[0])
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if os.path.islink(target) or os.path.exists(target):
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os.remove(target)
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os.symlink(os.path.basename(source), target)
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def install(env, source, subdir):
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target_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'], subdir)
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return env.Install(target_dir, source)
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def install_program(env, source):
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return install(env, source, 'bin')
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def install_shared_library(env, sources, version = ()):
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targets = []
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install_dir = os.path.join(env.Dir('#.').srcnode().abspath, env['build_dir'])
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version = tuple(map(str, version))
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if env['SHLIBSUFFIX'] == '.dll':
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dlls = env.FindIxes(sources, 'SHLIBPREFIX', 'SHLIBSUFFIX')
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targets += install(env, dlls, 'bin')
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libs = env.FindIxes(sources, 'LIBPREFIX', 'LIBSUFFIX')
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targets += install(env, libs, 'lib')
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else:
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for source in sources:
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target_dir = os.path.join(install_dir, 'lib')
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target_name = '.'.join((str(source),) + version)
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last = env.InstallAs(os.path.join(target_dir, target_name), source)
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targets += last
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while len(version):
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version = version[:-1]
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target_name = '.'.join((str(source),) + version)
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action = SCons.Action.Action(symlink, "$TARGET -> $SOURCE")
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last = env.Command(os.path.join(target_dir, target_name), last, action)
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targets += last
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return targets
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def createInstallMethods(env):
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env.AddMethod(install_program, 'InstallProgram')
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env.AddMethod(install_shared_library, 'InstallSharedLibrary')
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def num_jobs():
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try:
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return int(os.environ['NUMBER_OF_PROCESSORS'])
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except (ValueError, KeyError):
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pass
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try:
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return os.sysconf('SC_NPROCESSORS_ONLN')
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except (ValueError, OSError, AttributeError):
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pass
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try:
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return int(os.popen2("sysctl -n hw.ncpu")[1].read())
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except ValueError:
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pass
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return 1
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def pkg_config_modules(env, name, modules):
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'''Simple wrapper for pkg-config.'''
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env[name] = False
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if env['platform'] == 'windows':
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return
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if not env.Detect('pkg-config'):
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return
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if subprocess.call(["pkg-config", "--exists", ' '.join(modules)]) != 0:
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return
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# Put -I and -L flags directly into the environment, as these don't affect
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# the compilation of targets that do not use them
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try:
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env.ParseConfig('pkg-config --cflags-only-I --libs-only-L ' + ' '.join(modules))
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except OSError:
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return
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# Other flags may affect the compilation of unrelated targets, so store
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# them with a prefix, (e.g., XXX_CFLAGS, XXX_LIBS, etc)
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try:
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flags = env.ParseFlags('!pkg-config --cflags-only-other --libs-only-l --libs-only-other ' + ' '.join(modules))
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except OSError:
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return
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prefix = name.upper() + '_'
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for flag_name, flag_value in flags.iteritems():
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env[prefix + flag_name] = flag_value
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env[name] = True
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def generate(env):
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"""Common environment generation code"""
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# Toolchain
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platform = env['platform']
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if env['toolchain'] == 'default':
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if platform == 'winddk':
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env['toolchain'] = 'winddk'
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elif platform == 'wince':
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env['toolchain'] = 'wcesdk'
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env.Tool(env['toolchain'])
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# Allow override compiler and specify additional flags from environment
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if os.environ.has_key('CC'):
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env['CC'] = os.environ['CC']
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# Update CCVERSION to match
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pipe = SCons.Action._subproc(env, [env['CC'], '--version'],
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stdin = 'devnull',
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stderr = 'devnull',
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stdout = subprocess.PIPE)
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if pipe.wait() == 0:
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line = pipe.stdout.readline()
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match = re.search(r'[0-9]+(\.[0-9]+)+', line)
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if match:
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env['CCVERSION'] = match.group(0)
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if os.environ.has_key('CFLAGS'):
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env['CCFLAGS'] += SCons.Util.CLVar(os.environ['CFLAGS'])
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if os.environ.has_key('CXX'):
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env['CXX'] = os.environ['CXX']
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if os.environ.has_key('CXXFLAGS'):
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env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS'])
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if os.environ.has_key('LDFLAGS'):
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env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS'])
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env['gcc'] = 'gcc' in os.path.basename(env['CC']).split('-')
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env['msvc'] = env['CC'] == 'cl'
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# shortcuts
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machine = env['machine']
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platform = env['platform']
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x86 = env['machine'] == 'x86'
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ppc = env['machine'] == 'ppc'
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gcc = env['gcc']
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msvc = env['msvc']
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# Backwards compatability with the debug= profile= options
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if env['build'] == 'debug':
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if not env['debug']:
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print 'scons: warning: debug option is deprecated and will be removed eventually; use instead'
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print
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print ' scons build=release'
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print
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env['build'] = 'release'
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if env['profile']:
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print 'scons: warning: profile option is deprecated and will be removed eventually; use instead'
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print
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print ' scons build=profile'
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print
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env['build'] = 'profile'
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if False:
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# Enforce SConscripts to use the new build variable
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env.popitem('debug')
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env.popitem('profile')
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else:
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# Backwards portability with older sconscripts
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if env['build'] in ('debug', 'checked'):
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env['debug'] = True
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env['profile'] = False
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if env['build'] == 'profile':
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env['debug'] = False
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env['profile'] = True
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if env['build'] == 'release':
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env['debug'] = False
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env['profile'] = False
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# Put build output in a separate dir, which depends on the current
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# configuration. See also http://www.scons.org/wiki/AdvancedBuildExample
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build_topdir = 'build'
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build_subdir = env['platform']
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if env['machine'] != 'generic':
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build_subdir += '-' + env['machine']
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if env['build'] != 'release':
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build_subdir += '-' + env['build']
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build_dir = os.path.join(build_topdir, build_subdir)
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# Place the .sconsign file in the build dir too, to avoid issues with
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# different scons versions building the same source file
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env['build_dir'] = build_dir
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env.SConsignFile(os.path.join(build_dir, '.sconsign'))
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if 'SCONS_CACHE_DIR' in os.environ:
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print 'scons: Using build cache in %s.' % (os.environ['SCONS_CACHE_DIR'],)
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env.CacheDir(os.environ['SCONS_CACHE_DIR'])
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env['CONFIGUREDIR'] = os.path.join(build_dir, 'conf')
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env['CONFIGURELOG'] = os.path.join(os.path.abspath(build_dir), 'config.log')
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# Parallel build
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if env.GetOption('num_jobs') <= 1:
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env.SetOption('num_jobs', num_jobs())
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env.Decider('MD5-timestamp')
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env.SetOption('max_drift', 60)
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# C preprocessor options
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cppdefines = []
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if env['build'] in ('debug', 'checked'):
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cppdefines += ['DEBUG']
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else:
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cppdefines += ['NDEBUG']
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if env['build'] == 'profile':
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cppdefines += ['PROFILE']
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if platform == 'windows':
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cppdefines += [
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'WIN32',
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'_WINDOWS',
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#'_UNICODE',
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#'UNICODE',
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# http://msdn.microsoft.com/en-us/library/aa383745.aspx
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('_WIN32_WINNT', '0x0601'),
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('WINVER', '0x0601'),
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]
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if msvc and env['toolchain'] != 'winddk':
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cppdefines += [
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'VC_EXTRALEAN',
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'_USE_MATH_DEFINES',
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'_CRT_SECURE_NO_WARNINGS',
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'_CRT_SECURE_NO_DEPRECATE',
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'_SCL_SECURE_NO_WARNINGS',
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'_SCL_SECURE_NO_DEPRECATE',
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]
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if env['build'] in ('debug', 'checked'):
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cppdefines += ['_DEBUG']
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if env['toolchain'] == 'winddk':
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# Mimic WINDDK's builtin flags. See also:
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# - WINDDK's bin/makefile.new i386mk.inc for more info.
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# - buildchk_wxp_x86.log files, generated by the WINDDK's build
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# - http://alter.org.ua/docs/nt_kernel/vc8_proj/
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if machine == 'x86':
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cppdefines += ['_X86_', 'i386']
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if machine == 'x86_64':
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cppdefines += ['_AMD64_', 'AMD64']
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if platform == 'winddk':
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cppdefines += [
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'STD_CALL',
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('CONDITION_HANDLING', '1'),
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('NT_INST', '0'),
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('WIN32', '100'),
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('_NT1X_', '100'),
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('WINNT', '1'),
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('_WIN32_WINNT', '0x0501'), # minimum required OS version
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('WINVER', '0x0501'),
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('_WIN32_IE', '0x0603'),
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('WIN32_LEAN_AND_MEAN', '1'),
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('DEVL', '1'),
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('__BUILDMACHINE__', 'WinDDK'),
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('FPO', '0'),
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]
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if env['build'] in ('debug', 'checked'):
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cppdefines += [('DBG', 1)]
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if platform == 'wince':
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cppdefines += [
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'_CRT_SECURE_NO_DEPRECATE',
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'_USE_32BIT_TIME_T',
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'UNICODE',
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'_UNICODE',
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('UNDER_CE', '600'),
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('_WIN32_WCE', '0x600'),
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'WINCEOEM',
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'WINCEINTERNAL',
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'WIN32',
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'STRICT',
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'x86',
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'_X86_',
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'INTERNATIONAL',
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('INTLMSG_CODEPAGE', '1252'),
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]
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if platform == 'windows':
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cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_USER']
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if platform == 'winddk':
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cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_DISPLAY']
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if platform == 'wince':
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cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_CE']
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cppdefines += ['PIPE_SUBSYSTEM_WINDOWS_CE_OGL']
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if platform == 'embedded':
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cppdefines += ['PIPE_OS_EMBEDDED']
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env.Append(CPPDEFINES = cppdefines)
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# C compiler options
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cflags = [] # C
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cxxflags = [] # C++
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ccflags = [] # C & C++
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if gcc:
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ccversion = env['CCVERSION']
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if env['build'] == 'debug':
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ccflags += ['-O0']
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elif ccversion.startswith('4.2.'):
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# gcc 4.2.x optimizer is broken
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print "warning: gcc 4.2.x optimizer is broken -- disabling optimizations"
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ccflags += ['-O0']
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else:
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ccflags += ['-O3']
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ccflags += ['-g3']
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if env['build'] in ('checked', 'profile'):
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# See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling?
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ccflags += [
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'-fno-omit-frame-pointer',
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'-fno-optimize-sibling-calls',
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]
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if env['machine'] == 'x86':
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ccflags += [
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'-m32',
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#'-march=pentium4',
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]
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if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'):
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# NOTE: We need to ensure stack is realigned given that we
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# produce shared objects, and have no control over the stack
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# alignment policy of the application. Therefore we need
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# -mstackrealign ore -mincoming-stack-boundary=2.
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#
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# XXX: We could have SSE without -mstackrealign if we always used
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# __attribute__((force_align_arg_pointer)), but that's not
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# always the case.
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ccflags += [
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'-mstackrealign', # ensure stack is aligned
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'-mmmx', '-msse', '-msse2', # enable SIMD intrinsics
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#'-mfpmath=sse',
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]
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if platform in ['windows', 'darwin']:
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# Workaround http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37216
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ccflags += ['-fno-common']
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if env['machine'] == 'x86_64':
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ccflags += ['-m64']
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if platform == 'darwin':
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ccflags += ['-fno-common']
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# See also:
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# - http://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
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ccflags += [
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'-Wall',
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'-Wno-long-long',
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'-ffast-math',
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'-fmessage-length=0', # be nice to Eclipse
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]
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cflags += [
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'-Wmissing-prototypes',
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|
'-std=gnu99',
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]
|
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if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.0'):
|
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ccflags += [
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'-Wmissing-field-initializers',
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]
|
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if distutils.version.LooseVersion(ccversion) >= distutils.version.LooseVersion('4.2'):
|
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ccflags += [
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'-Werror=pointer-arith',
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]
|
|
cflags += [
|
|
'-Werror=declaration-after-statement',
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|
]
|
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if msvc:
|
|
# See also:
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# - http://msdn.microsoft.com/en-us/library/19z1t1wy.aspx
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# - cl /?
|
|
if env['build'] == 'debug':
|
|
ccflags += [
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'/Od', # disable optimizations
|
|
'/Oi', # enable intrinsic functions
|
|
'/Oy-', # disable frame pointer omission
|
|
'/GL-', # disable whole program optimization
|
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]
|
|
else:
|
|
ccflags += [
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'/O2', # optimize for speed
|
|
'/GL', # enable whole program optimization
|
|
]
|
|
ccflags += [
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'/fp:fast', # fast floating point
|
|
'/W3', # warning level
|
|
#'/Wp64', # enable 64 bit porting warnings
|
|
]
|
|
if env['machine'] == 'x86':
|
|
ccflags += [
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|
#'/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 += [
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|
'/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'] != 'debug':
|
|
# 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)
|
|
|
|
# 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
|