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# -*- mode: python; -*-
#
# This is the principle SConscript file, invoked by the SConstruct. Its job is
# to delegate to any and all per-module SConscript files.
import SCons
Import('env')
Import('module_sconscripts')
env = env.Clone()
# Add any "global" dependencies here. This is where we make every build node
# depend on a list of other build nodes, such as an allocator or libunwind
# or libstdx or similar.
env.AppendUnique(LIBDEPS_GLOBAL=[
'$BUILD_DIR/third_party/shim_allocator',
], )
# NOTE: We must do third_party first as it adds methods to the environment
# that we need in the mongo sconscript
env.SConscript('third_party/SConscript', exports=['env'])
# Ensure our subsequent modifications are not shared with the
# third_party env. Normally that SConscript would have done a clone,
# so handled that isolation itself, but it doesn't since it needs to
# alter the env in ways that we need to use up here.
env = env.Clone()
# Inject common dependencies from third_party globally for all core mongo code
# and modules.
env.InjectThirdParty(libraries=[
'abseil-cpp',
'boost',
'fmt',
'safeint',
'variant',
])
# It would be somewhat better if this could be applied down in
# `src/mongo/SConscript`, since the goal of doing it here rather than
# up in SConstruct is to only enforce this rule for code that we wrote
# and exclude third party sources. However, doing it in
# `src/mongo/SConscript`` would also exclude applying it for modules,
# and we do want this enabled for enterprise.
if env.ToolchainIs('gcc'):
# With GCC, use the implicit fallthrough flag variant that doesn't
# care about your feeble attempts to use comments to explain yourself.
env.AddToCCFLAGSIfSupported('-Wimplicit-fallthrough=5')
elif env.ToolchainIs('clang'):
env.AddToCCFLAGSIfSupported('-Wimplicit-fallthrough')
# Run the core mongodb SConscript.
env.SConscript('mongo/SConscript', exports=['env'])
# Run SConscripts for any modules in play
env.SConscript(module_sconscripts, exports=['env'])
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