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# -*- mode: python; -*-
import hashlib
# Default and alternative generator definitions go here.
# This is the key/value mapping that will be returned by the buildInfo command and
# printed by the --version command-line option to mongod.
# Each mapped value is in turn a dict consisting of:
# key: <string>
# value: <string>
# inBuildInfo: <bool> : should it be included in buildInfo output
# inVersion: <bool> : should it be included in --version output
# The `value` field will be passed through env.subst, so you can use any SCons variables you
# want to define them.
def default_buildinfo_environment_data():
data = (
(
'distmod',
'$MONGO_DISTMOD',
True,
True,
),
(
'distarch',
'$MONGO_DISTARCH',
True,
True,
),
(
'cc',
'$CC_VERSION',
True,
False,
),
(
'ccflags',
'$CCFLAGS',
True,
False,
),
(
'cxx',
'$CXX_VERSION',
True,
False,
),
(
'cxxflags',
'$CXXFLAGS',
True,
False,
),
(
'linkflags',
'$LINKFLAGS',
True,
False,
),
(
'target_arch',
'$TARGET_ARCH',
True,
True,
),
(
'target_os',
'$TARGET_OS',
True,
False,
),
(
'cppdefines',
'$CPPDEFINES',
True,
False,
),
)
return {
k: {'key': k, 'value': v, 'inBuildInfo': ibi, 'inVersion': iv}
for k, v, ibi, iv in data
}
# If you want buildInfo and --version to be relatively empty, set
# MONGO_BUILDINFO_ENVIRONMENT_DATA = empty_buildinfo_environment_data()
def empty_buildinfo_environment_data():
return {}
# Special cases - if debug is not enabled and optimization is not specified,
# default to full optimizationm otherwise turn it off.
def get_opt_options(env) -> str:
if env.GetOption('opt') == 'auto':
return "on" if not env.GetOption('dbg') == 'on' else "off"
else:
return env.GetOption('opt')
def default_variant_dir_generator(target, source, env, for_signature):
if env.GetOption('cache') != None:
return 'cached'
# If an option should affect the variant directory, name it here.
variant_options = [
'opt',
'dbg',
]
# Hash the named options and their values, and take the first 8 characters of the hash as
# the variant name
hasher = hashlib.md5()
for option in variant_options:
hasher.update(option.encode('utf-8'))
if option == 'opt':
hasher.update(get_opt_options(env).encode('utf-8'))
else:
hasher.update(str(env.GetOption(option)).encode('utf-8'))
variant_dir = str(hasher.hexdigest()[0:8])
# If our option hash yields a well known hash, replace it with its name.
known_variant_hashes = {
'343e6678': 'debug',
'85fcf9b0': 'opt',
'981ce870': 'debug',
'9fface73': 'optdebug',
'c52b1cc3': 'opt',
}
return known_variant_hashes.get(variant_dir, variant_dir)
def os_specific_variant_dir_generator(target, source, env, for_signature):
return '-'.join([
env['TARGET_OS'],
default_variant_dir_generator(target, source, env, for_signature),
])
|
