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Diffstat (limited to 'sdch/sdch_main.scons')
| -rw-r--r-- | sdch/sdch_main.scons | 327 |
1 files changed, 327 insertions, 0 deletions
diff --git a/sdch/sdch_main.scons b/sdch/sdch_main.scons new file mode 100644 index 0000000..ec5070a --- /dev/null +++ b/sdch/sdch_main.scons @@ -0,0 +1,327 @@ +# This file is generated; do not edit. + +__doc__ = ''' +Wrapper configuration for building this entire "solution," +including all the specific targets in various *.scons files. +''' + +import os +import sys + +import SCons.Environment +import SCons.Util + +def GetProcessorCount(): + ''' + Detects the number of CPUs on the system. Adapted form: + http://codeliberates.blogspot.com/2008/05/detecting-cpuscores-in-python.html + ''' + # Linux, Unix and Mac OS X: + if hasattr(os, 'sysconf'): + if os.sysconf_names.has_key('SC_NPROCESSORS_ONLN'): + # Linux and Unix or Mac OS X with python >= 2.5: + return os.sysconf('SC_NPROCESSORS_ONLN') + else: # Mac OS X with Python < 2.5: + return int(os.popen2("sysctl -n hw.ncpu")[1].read()) + # Windows: + if os.environ.has_key('NUMBER_OF_PROCESSORS'): + return max(int(os.environ.get('NUMBER_OF_PROCESSORS', '1')), 1) + return 1 # Default + +# Support PROGRESS= to show progress in different ways. +p = ARGUMENTS.get('PROGRESS') +if p == 'spinner': + Progress(['/\r', '|\r', '\\\r', '-\r'], + interval=5, + file=open('/dev/tty', 'w')) +elif p == 'name': + Progress('$TARGET\r', overwrite=True, file=open('/dev/tty', 'w')) + +# Set the default -j value based on the number of processors. +SetOption('num_jobs', GetProcessorCount() + 1) + +# Have SCons use its cached dependency information. +SetOption('implicit_cache', 1) + +# Only re-calculate MD5 checksums if a timestamp has changed. +Decider('MD5-timestamp') + +# Since we set the -j value by default, suppress SCons warnings about being +# unable to support parallel build on versions of Python with no threading. +default_warnings = ['no-no-parallel-support'] +SetOption('warn', default_warnings + GetOption('warn')) + +AddOption('--mode', nargs=1, dest='conf_list', default=[], + action='append', help='Configuration to build.') + +AddOption('--verbose', dest='verbose', default=False, + action='store_true', help='Verbose command-line output.') + + +# +sconscript_file_map = dict( + sdch = 'sdch.scons', +) + +class LoadTarget: + ''' + Class for deciding if a given target sconscript is to be included + based on a list of included target names, optionally prefixed with '-' + to exclude a target name. + ''' + def __init__(self, load): + ''' + Initialize a class with a list of names for possible loading. + + Arguments: + load: list of elements in the LOAD= specification + ''' + self.included = set([c for c in load if not c.startswith('-')]) + self.excluded = set([c[1:] for c in load if c.startswith('-')]) + + if not self.included: + self.included = set(['all']) + + def __call__(self, target): + ''' + Returns True if the specified target's sconscript file should be + loaded, based on the initialized included and excluded lists. + ''' + return (target in self.included or + ('all' in self.included and not target in self.excluded)) + +if 'LOAD' in ARGUMENTS: + load = ARGUMENTS['LOAD'].split(',') +else: + load = [] +load_target = LoadTarget(load) + +sconscript_files = [] +for target, sconscript in sconscript_file_map.iteritems(): + if load_target(target): + sconscript_files.append(sconscript) + + +target_alias_list= [] + +conf_list = GetOption('conf_list') +if conf_list: + # In case the same --mode= value was specified multiple times. + conf_list = list(set(conf_list)) +else: + conf_list = ['Debug'] + +sconsbuild_dir = Dir('../sconsbuild') + + +def FilterOut(self, **kw): + kw = SCons.Environment.copy_non_reserved_keywords(kw) + for key, val in kw.items(): + envval = self.get(key, None) + if envval is None: + # No existing variable in the environment, so nothing to delete. + continue + + for vremove in val: + # Use while not if, so we can handle duplicates. + while vremove in envval: + envval.remove(vremove) + + self[key] = envval + + # TODO(sgk): SCons.Environment.Append() has much more logic to deal + # with various types of values. We should handle all those cases in here + # too. (If variable is a dict, etc.) + + +non_compilable_suffixes = { + 'LINUX' : set([ + '.bdic', + '.css', + '.dat', + '.fragment', + '.gperf', + '.h', + '.hh', + '.hpp', + '.html', + '.hxx', + '.idl', + '.in', + '.in0', + '.in1', + '.js', + '.mk', + '.rc', + '.sigs', + '', + ]), + 'WINDOWS' : set([ + '.h', + '.hh', + '.hpp', + '.dat', + '.idl', + '.in', + '.in0', + '.in1', + ]), +} + +def compilable(env, file): + base, ext = os.path.splitext(str(file)) + if ext in non_compilable_suffixes[env['TARGET_PLATFORM']]: + return False + return True + +def compilable_files(env, sources): + return [x for x in sources if compilable(env, x)] + +def GypProgram(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.Program('$TOP_BUILDDIR/' + str(target), source, *args, **kw) + if env.get('INCREMENTAL'): + env.Precious(result) + return result + +def GypTestProgram(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.Program('$TOP_BUILDDIR/' + str(target), source, *args, **kw) + if env.get('INCREMENTAL'): + env.Precious(*result) + return result + +def GypLibrary(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.Library('$LIB_DIR/' + str(target), source, *args, **kw) + return result + +def GypLoadableModule(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.LoadableModule('$TOP_BUILDDIR/' + str(target), source, *args, + **kw) + return result + +def GypStaticLibrary(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.StaticLibrary('$LIB_DIR/' + str(target), source, *args, **kw) + return result + +def GypSharedLibrary(env, target, source, *args, **kw): + source = compilable_files(env, source) + result = env.SharedLibrary('$LIB_DIR/' + str(target), source, *args, **kw) + if env.get('INCREMENTAL'): + env.Precious(result) + return result + +def add_gyp_methods(env): + env.AddMethod(GypProgram) + env.AddMethod(GypTestProgram) + env.AddMethod(GypLibrary) + env.AddMethod(GypLoadableModule) + env.AddMethod(GypStaticLibrary) + env.AddMethod(GypSharedLibrary) + + env.AddMethod(FilterOut) + + env.AddMethod(compilable) + + +base_env = Environment( + tools = ['ar', 'as', 'gcc', 'g++', 'gnulink', 'chromium_builders'], + INTERMEDIATE_DIR='$OBJ_DIR/${COMPONENT_NAME}/_${TARGET_NAME}_intermediate', + LIB_DIR='$TOP_BUILDDIR/lib', + OBJ_DIR='$TOP_BUILDDIR/obj', + SCONSBUILD_DIR=sconsbuild_dir.abspath, + SHARED_INTERMEDIATE_DIR='$OBJ_DIR/_global_intermediate', + SRC_DIR=Dir('..'), + TARGET_PLATFORM='LINUX', + TOP_BUILDDIR='$SCONSBUILD_DIR/$CONFIG_NAME', + LIBPATH=['$LIB_DIR'], +) + +if not GetOption('verbose'): + base_env.SetDefault( + ARCOMSTR='Creating library $TARGET', + ASCOMSTR='Assembling $TARGET', + CCCOMSTR='Compiling $TARGET', + CONCATSOURCECOMSTR='ConcatSource $TARGET', + CXXCOMSTR='Compiling $TARGET', + LDMODULECOMSTR='Building loadable module $TARGET', + LINKCOMSTR='Linking $TARGET', + MANIFESTCOMSTR='Updating manifest for $TARGET', + MIDLCOMSTR='Compiling IDL $TARGET', + PCHCOMSTR='Precompiling $TARGET', + RANLIBCOMSTR='Indexing $TARGET', + RCCOMSTR='Compiling resource $TARGET', + SHCCCOMSTR='Compiling $TARGET', + SHCXXCOMSTR='Compiling $TARGET', + SHLINKCOMSTR='Linking $TARGET', + SHMANIFESTCOMSTR='Updating manifest for $TARGET', + ) + +add_gyp_methods(base_env) + +for conf in conf_list: + env = base_env.Clone(CONFIG_NAME=conf) + SConsignFile(env.File('$TOP_BUILDDIR/.sconsign').abspath) + for sconscript in sconscript_files: + target_alias = env.SConscript(sconscript, exports=['env']) + if target_alias: + target_alias_list.extend(target_alias) + +Default(Alias('all', target_alias_list)) + +help_fmt = ''' +Usage: hammer [SCONS_OPTIONS] [VARIABLES] [TARGET] ... + +Local command-line build options: + --mode=CONFIG Configuration to build: + --mode=Debug [default] + --mode=Release + --verbose Print actual executed command lines. + +Supported command-line build variables: + LOAD=[module,...] Comma-separated list of components to load in the + dependency graph ('-' prefix excludes) + PROGRESS=type Display a progress indicator: + name: print each evaluated target name + spinner: print a spinner every 5 targets + +The following TARGET names can also be used as LOAD= module names: + +%s +''' + +if GetOption('help'): + def columnar_text(items, width=78, indent=2, sep=2): + result = [] + colwidth = max(map(len, items)) + sep + cols = (width - indent) / colwidth + if cols < 1: + cols = 1 + rows = (len(items) + cols - 1) / cols + indent = '%*s' % (indent, '') + sep = indent + for row in xrange(0, rows): + result.append(sep) + for i in xrange(row, len(items), rows): + result.append('%-*s' % (colwidth, items[i])) + sep = '\n' + indent + result.append('\n') + return ''.join(result) + + load_list = set(sconscript_file_map.keys()) + target_aliases = set(map(str, target_alias_list)) + + common = load_list and target_aliases + load_only = load_list - common + target_only = target_aliases - common + help_text = [help_fmt % columnar_text(sorted(list(common)))] + if target_only: + fmt = "The following are additional TARGET names:\n\n%s\n" + help_text.append(fmt % columnar_text(sorted(list(target_only)))) + if load_only: + fmt = "The following are additional LOAD= module names:\n\n%s\n" + help_text.append(fmt % columnar_text(sorted(list(load_only)))) + Help(''.join(help_text)) |