mirror of
https://github.com/mongodb/mongo.git
synced 2024-11-25 09:19:32 +01:00
55 lines
2.0 KiB
Python
55 lines
2.0 KiB
Python
# Copyright 2020 MongoDB Inc.
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining
|
|
# a copy of this software and associated documentation files (the
|
|
# "Software"), to deal in the Software without restriction, including
|
|
# without limitation the rights to use, copy, modify, merge, publish,
|
|
# distribute, sublicense, and/or sell copies of the Software, and to
|
|
# permit persons to whom the Software is furnished to do so, subject to
|
|
# the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included
|
|
# in all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
|
|
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
|
|
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
#
|
|
|
|
import SCons
|
|
|
|
|
|
def _tag_as_precious(target, source, env):
|
|
env.Precious(target)
|
|
return target, source
|
|
|
|
|
|
def generate(env):
|
|
builders = env["BUILDERS"]
|
|
for builder in ("Program", "SharedLibrary", "LoadableModule"):
|
|
emitter = builders[builder].emitter
|
|
builders[builder].emitter = SCons.Builder.ListEmitter([
|
|
emitter,
|
|
_tag_as_precious,
|
|
])
|
|
|
|
|
|
def exists(env):
|
|
# By default, the windows linker is incremental, so unless
|
|
# overridden in the environment with /INCREMENTAL:NO, the tool is
|
|
# in play.
|
|
if env.TargetOSIs("windows") and not "/INCREMENTAL:NO" in env["LINKFLAGS"]:
|
|
return True
|
|
|
|
# On posix platforms, excluding darwin, we may have enabled
|
|
# incremental linking. Check for the relevant flags.
|
|
if (env.TargetOSIs("posix") and not env.TargetOSIs("darwin")
|
|
and "-fuse-ld=gold" in env["LINKFLAGS"] and "-Wl,--incremental" in env["LINKFLAGS"]):
|
|
return True
|
|
|
|
return False
|