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import sys
import os
import platform
EnsureSConsVersion(0,98,1)
#######################################################
# reusable functions and data structures
#######################################################
# Platform to Target Map (specifies which default target to build on a platform)
PLATFORM_TO_TARGET_MAP = {
'linux-i386' : 'x86-unknown-linux',
'linux-x86_64': 'x86_64-unknown-linux',
'linux-arm' : 'arm-unknown-linux',
'linux2' : 'x86-unknown-linux',
'win32' : 'x86-microsoft-win32',
'cygwin' : 'x86-unknown-cygwin',
'darwin' : 'universal-apple-macosx'
}
# list all target dirs
scons_root = Environment().GetBuildPath('#')
targets_dir = scons_root+'/Build/Targets'
targets_dirs = os.listdir(targets_dir)
TARGET_PLATFORMS = [x for x in targets_dirs if os.path.exists(targets_dir +'/'+x+'/Config.scons')]
def DefaultTarget():
platform_id = sys.platform
if platform.system() == 'Linux':
if (platform.machine() == 'i386' or
platform.machine() == 'i486' or
platform.machine() == 'i586'or
platform.machine() == 'i686'):
platform_id = 'linux-i386'
if (platform.machine() == 'x86_64'):
platform_id = 'linux-x86_64'
if (platform.machine().startswith('arm')):
platform_id = 'linux-arm'
if PLATFORM_TO_TARGET_MAP.has_key(platform_id):
return PLATFORM_TO_TARGET_MAP[platform_id]
else:
return None
#######################################################
# Main Build
#######################################################
options = Variables()
options.AddVariables(
EnumVariable('target', 'Build Target', DefaultTarget(), allowed_values=TARGET_PLATFORMS),
BoolVariable('stop_on_warning', 'Stop the build on warnings', False),
ListVariable('build_config', 'build configurations', 'Debug', names=['Debug', 'Release'])
)
env = Environment(variables=options)
Help(options.GenerateHelpText(env))
### call the actual build script for each build config
base_env = env
for build_config in env['build_config']:
env = base_env.Clone()
env['build_config'] = build_config
print '********** Configuring Build Target =', env['target'], '/', build_config, '********'
SConscript('Build.scons', variant_dir='Targets/'+env['target']+'/'+build_config, exports='env', duplicate=0)
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