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# -*- mode: python; -*-
import atexit
import copy
import datetime
import errno
import json
import os
import re
import shlex
import shutil
import stat
import subprocess
import sys
import textwrap
import uuid
import SCons
# This must be first, even before EnsureSConsVersion, if
# we are to avoid bulk loading all tools in the DefaultEnvironment.
DefaultEnvironment(tools=[])
# These come from site_scons/mongo. Import these things
# after calling DefaultEnvironment, for the sake of paranoia.
import mongo
import mongo.platform as mongo_platform
import mongo.toolchain as mongo_toolchain
import mongo.generators as mongo_generators
EnsurePythonVersion(3, 5)
EnsureSConsVersion(3, 0, 4)
from buildscripts import utils
from buildscripts import moduleconfig
import libdeps
import psutil
scons_invocation = '{} {}'.format(sys.executable, ' '.join(sys.argv))
print('scons: running with args {}'.format(scons_invocation))
atexit.register(mongo.print_build_failures)
def add_option(name, **kwargs):
if 'dest' not in kwargs:
kwargs['dest'] = name
if 'metavar' not in kwargs and kwargs.get('type', None) == 'choice':
kwargs['metavar'] = '[' + '|'.join(kwargs['choices']) + ']'
AddOption('--' + name, **kwargs)
def get_option(name):
return GetOption(name)
def has_option(name):
optval = GetOption(name)
# Options with nargs=0 are true when their value is the empty tuple. Otherwise,
# if the value is falsish (empty string, None, etc.), coerce to False.
return True if optval == () else bool(optval)
def use_system_version_of_library(name):
return has_option('use-system-all') or has_option('use-system-' + name)
# Returns true if we have been configured to use a system version of any C++ library. If you
# add a new C++ library dependency that may be shimmed out to the system, add it to the below
# list.
def using_system_version_of_cxx_libraries():
cxx_library_names = ["tcmalloc", "boost"]
return True in [use_system_version_of_library(x) for x in cxx_library_names]
def make_variant_dir_generator():
memoized_variant_dir = [False]
def generate_variant_dir(target, source, env, for_signature):
if not memoized_variant_dir[0]:
memoized_variant_dir[0] = env.subst('$BUILD_ROOT/$VARIANT_DIR')
return memoized_variant_dir[0]
return generate_variant_dir
# Always randomize the build order to shake out missing edges, and to help the cache:
# http://scons.org/doc/production/HTML/scons-user/ch24s06.html
SetOption('random', 1)
# Options TODOs:
#
# - We should either alphabetize the entire list of options, or split them into logical groups
# with clear boundaries, and then alphabetize the groups. There is no way in SCons though to
# inform it of options groups.
#
# - Many of these options are currently only either present or absent. This is not good for
# scripting the build invocation because it means you need to interpolate in the presence of
# the whole option. It is better to make all options take an optional on/off or true/false
# using the nargs='const' mechanism.
#
add_option('prefix',
default='$BUILD_ROOT/install',
help='installation prefix',
)
add_option('install-mode',
choices=['legacy', 'hygienic'],
default='legacy',
help='select type of installation',
nargs=1,
type='choice',
)
add_option('nostrip',
help='do not strip installed binaries',
nargs=0,
)
add_option('build-dir',
default='#build',
help='build output directory',
)
add_option('release',
help='release build',
nargs=0,
)
add_option('lto',
help='enable link time optimizations (experimental, except with MSVC)',
nargs=0,
)
add_option('dynamic-windows',
help='dynamically link on Windows',
nargs=0,
)
add_option('endian',
choices=['big', 'little', 'auto'],
default='auto',
help='endianness of target platform',
nargs=1,
type='choice',
)
add_option('disable-minimum-compiler-version-enforcement',
help='allow use of unsupported older compilers (NEVER for production builds)',
nargs=0,
)
add_option('ssl',
help='Enable or Disable SSL',
choices=['on', 'off'],
default='on',
const='on',
nargs='?',
type='choice',
)
add_option('ssl-provider',
choices=['auto', 'openssl', 'native'],
default='auto',
help='Select the SSL engine to use',
nargs=1,
type='choice',
)
add_option('mmapv1',
choices=['auto', 'on', 'off'],
const='on',
default='auto',
help='Enable MMapV1',
nargs='?',
type='choice',
)
add_option('wiredtiger',
choices=['on', 'off'],
const='on',
default='on',
help='Enable wiredtiger',
nargs='?',
type='choice',
)
add_option('mobile-se',
choices=['on', 'off'],
const='on',
default='off',
help='Enable Mobile Storage Engine',
nargs='?',
type='choice',
)
js_engine_choices = ['mozjs', 'none']
add_option('js-engine',
choices=js_engine_choices,
default=js_engine_choices[0],
help='JavaScript scripting engine implementation',
type='choice',
)
add_option('server-js',
choices=['on', 'off'],
default='on',
help='Build mongod without JavaScript support',
type='choice',
)
add_option('libc++',
help='use libc++ (experimental, requires clang)',
nargs=0,
)
add_option('use-glibcxx-debug',
help='Enable the glibc++ debug implementations of the C++ standard libary',
nargs=0,
)
add_option('noshell',
help="don't build shell",
nargs=0,
)
add_option('safeshell',
help="don't let shell scripts run programs (still, don't run untrusted scripts)",
nargs=0,
)
add_option('dbg',
choices=['on', 'off'],
const='on',
default='off',
help='Enable runtime debugging checks',
nargs='?',
type='choice',
)
add_option('separate-debug',
choices=['on', 'off'],
const='on',
default='off',
help='Produce separate debug files (only effective in --install-mode=hygienic)',
nargs='?',
type='choice',
)
add_option('spider-monkey-dbg',
choices=['on', 'off'],
const='on',
default='off',
help='Enable SpiderMonkey debug mode',
nargs='?',
type='choice',
)
add_option('opt',
choices=['on', 'size', 'off'],
const='on',
help='Enable compile-time optimization',
nargs='?',
type='choice',
)
add_option('sanitize',
help='enable selected sanitizers',
metavar='san1,san2,...sanN',
)
add_option('llvm-symbolizer',
default='llvm-symbolizer',
help='name of (or path to) the LLVM symbolizer',
)
add_option('durableDefaultOn',
help='have durable default to on',
nargs=0,
)
add_option('allocator',
choices=["auto", "system", "tcmalloc", "tcmalloc-experimental"],
default="auto",
help='allocator to use (use "auto" for best choice for current platform)',
type='choice',
)
add_option('gdbserver',
help='build in gdb server support',
nargs=0,
)
add_option('gcov',
help='compile with flags for gcov',
nargs=0,
)
add_option('enable-free-mon',
choices=["auto", "on", "off"],
default="auto",
help='Disable support for Free Monitoring to avoid HTTP client library dependencies',
type='choice',
)
add_option('enable-http-client',
choices=["auto", "on", "off"],
default="auto",
help='Enable support for HTTP client requests (required WinHTTP or cURL)',
type='choice',
)
add_option('use-sasl-client',
help='Support SASL authentication in the client library',
nargs=0,
)
add_option('use-system-tcmalloc',
help='use system version of tcmalloc library',
nargs=0,
)
add_option('use-system-fmt',
help='use system version of fmt library',
nargs=0,
)
add_option('use-system-pcre',
help='use system version of pcre library',
nargs=0,
)
add_option('use-system-wiredtiger',
help='use system version of wiredtiger library',
nargs=0,
)
add_option('system-boost-lib-search-suffixes',
help='Comma delimited sequence of boost library suffixes to search',
)
add_option('use-system-abseil-cpp',
help='use system version of abseil-cpp libraries',
nargs=0,
)
add_option('use-system-boost',
help='use system version of boost libraries',
nargs=0,
)
add_option('use-system-snappy',
help='use system version of snappy library',
nargs=0,
)
add_option('use-system-valgrind',
help='use system version of valgrind library',
nargs=0,
)
add_option('use-system-google-benchmark',
help='use system version of Google benchmark library',
nargs=0,
)
add_option('use-system-zlib',
help='use system version of zlib library',
nargs=0,
)
add_option('use-system-zstd',
help="use system version of Zstandard library",
nargs=0,
)
add_option('use-system-sqlite',
help='use system version of sqlite library',
nargs=0,
)
add_option('use-system-stemmer',
help='use system version of stemmer',
nargs=0)
add_option('use-system-yaml',
help='use system version of yaml',
nargs=0,
)
add_option('use-system-asio',
help="use system version of ASIO",
nargs=0,
)
add_option('use-system-icu',
help="use system version of ICU",
nargs=0,
)
add_option('use-system-intel_decimal128',
help='use system version of intel decimal128',
nargs=0,
)
add_option('use-system-mongo-c',
choices=['on', 'off', 'auto'],
const='on',
default="auto",
help="use system version of the mongo-c-driver (auto will use it if it's found)",
nargs='?',
type='choice',
)
add_option('use-system-kms-message',
help='use system version of kms-message library',
nargs=0,
)
add_option('use-system-all',
help='use all system libraries',
nargs=0,
)
add_option('use-new-tools',
help='put new tools in the tarball',
nargs=0,
)
add_option('build-mongoreplay',
help='when building with --use-new-tools, build mongoreplay ( requires pcap dev )',
nargs=1,
)
add_option('use-cpu-profiler',
help='Link against the google-perftools profiler library',
nargs=0,
)
add_option('build-fast-and-loose',
choices=['on', 'off', 'auto'],
const='on',
default='auto',
help='looser dependency checking',
nargs='?',
type='choice',
)
add_option('disable-warnings-as-errors',
help="Don't add -Werror to compiler command line",
nargs=0,
)
add_option('detect-odr-violations',
help="Have the linker try to detect ODR violations, if supported",
nargs=0,
)
add_option('variables-help',
help='Print the help text for SCons variables',
nargs=0,
)
add_option('osx-version-min',
help='minimum OS X version to support',
)
win_version_min_choices = {
'win7' : ('0601', '0000'),
'ws08r2' : ('0601', '0000'),
'win8' : ('0602', '0000'),
'win81' : ('0603', '0000'),
}
add_option('win-version-min',
choices=list(win_version_min_choices.keys()),
default=None,
help='minimum Windows version to support',
type='choice',
)
add_option('cache',
choices=["all", "nolinked"],
const='all',
help='Use an object cache rather than a per-build variant directory (experimental)',
nargs='?',
)
add_option('cache-dir',
default='$BUILD_ROOT/scons/cache',
help='Specify the directory to use for caching objects if --cache is in use',
)
add_option("cxx-std",
choices=["17"],
default="17",
help="Select the C++ langauge standard to build with",
)
def find_mongo_custom_variables():
files = []
for path in sys.path:
probe = os.path.join(path, 'mongo_custom_variables.py')
if os.path.isfile(probe):
files.append(probe)
return files
add_option('variables-files',
default=find_mongo_custom_variables(),
help="Specify variables files to load",
)
link_model_choices = ['auto', 'object', 'static', 'dynamic', 'dynamic-strict', 'dynamic-sdk']
add_option('link-model',
choices=link_model_choices,
default='auto',
help='Select the linking model for the project',
type='choice'
)
variable_parse_mode_choices=['auto', 'posix', 'other']
add_option('variable-parse-mode',
choices=variable_parse_mode_choices,
default=variable_parse_mode_choices[0],
help='Select which parsing mode is used to interpret command line variables',
type='choice',
)
add_option('modules',
help="Comma-separated list of modules to build. Empty means none. Default is all.",
)
add_option('runtime-hardening',
choices=["on", "off"],
default="on",
help="Enable runtime hardening features (e.g. stack smash protection)",
type='choice',
)
add_option('use-hardware-crc32',
choices=["on", "off"],
default="on",
help="Enable CRC32 hardware accelaration",
type='choice',
)
add_option('git-decider',
choices=["on", "off"],
const='on',
default="off",
help="Use git metadata for out-of-date detection for source files",
nargs='?',
type="choice",
)
add_option('toolchain-root',
default=None,
help="Names a toolchain root for use with toolchain selection Variables files in etc/scons",
)
add_option('msvc-debugging-format',
choices=["codeview", "pdb"],
default="codeview",
help='Debugging format in debug builds using msvc. Codeview (/Z7) or Program database (/Zi). Default is codeview.',
type='choice',
)
add_option('jlink',
help="Limit link concurrency. Takes either an integer to limit to or a"
" float between 0 and 1.0 whereby jobs will be multiplied to get the final"
" jlink value."
"\n\nExample: --jlink=0.75 --jobs 8 will result in a jlink value of 6",
const=0.5,
default=None,
nargs='?',
type=float)
try:
with open("version.json", "r") as version_fp:
version_data = json.load(version_fp)
if 'version' not in version_data:
print("version.json does not contain a version string")
Exit(1)
if 'githash' not in version_data:
version_data['githash'] = utils.get_git_version()
except IOError as e:
# If the file error wasn't because the file is missing, error out
if e.errno != errno.ENOENT:
print(("Error opening version.json: {0}".format(e.strerror)))
Exit(1)
version_data = {
'version': utils.get_git_describe()[1:],
'githash': utils.get_git_version(),
}
except ValueError as e:
print(("Error decoding version.json: {0}".format(e)))
Exit(1)
# Setup the command-line variables
def variable_shlex_converter(val):
# If the argument is something other than a string, propogate
# it literally.
if not isinstance(val, str):
return val
parse_mode = get_option('variable-parse-mode')
if parse_mode == 'auto':
parse_mode = 'other' if mongo_platform.is_running_os('windows') else 'posix'
return shlex.split(val, posix=(parse_mode == 'posix'))
def variable_arch_converter(val):
arches = {
'x86_64': 'x86_64',
'amd64': 'x86_64',
'emt64': 'x86_64',
'x86': 'i386',
}
val = val.lower()
if val in arches:
return arches[val]
# Uname returns a bunch of possible x86's on Linux.
# Check whether the value is an i[3456]86 processor.
if re.match(r'^i[3-6]86$', val):
return 'i386'
# Return whatever val is passed in - hopefully it's legit
return val
# The Scons 'default' tool enables a lot of tools that we don't actually need to enable.
# On platforms like Solaris, it actually does the wrong thing by enabling the sunstudio
# toolchain first. As such it is simpler and more efficient to manually load the precise
# set of tools we need for each platform.
# If we aren't on a platform where we know the minimal set of tools, we fall back to loading
# the 'default' tool.
def decide_platform_tools():
if mongo_platform.is_running_os('windows'):
# we only support MS toolchain on windows
return ['msvc', 'mslink', 'mslib', 'masm']
elif mongo_platform.is_running_os('linux', 'solaris'):
return ['gcc', 'g++', 'gnulink', 'ar', 'gas']
elif mongo_platform.is_running_os('darwin'):
return ['gcc', 'g++', 'applelink', 'ar', 'libtool', 'as', 'xcode']
else:
return ["default"]
def variable_tools_converter(val):
tool_list = shlex.split(val)
return tool_list + [
"distsrc",
"gziptool",
'idl_tool',
"jsheader",
"mongo_benchmark",
"mongo_integrationtest",
"mongo_unittest",
"textfile",
]
def variable_distsrc_converter(val):
if not val.endswith("/"):
return val + "/"
return val
variables_files = variable_shlex_converter(get_option('variables-files'))
for file in variables_files:
print(("Using variable customization file %s" % file))
env_vars = Variables(
files=variables_files,
args=ARGUMENTS
)
sconsflags = os.environ.get('SCONSFLAGS', None)
if sconsflags:
print(("Using SCONSFLAGS environment variable arguments: %s" % sconsflags))
env_vars.Add('ABIDW',
help="Configures the path to the 'abidw' (a libabigail) utility")
env_vars.Add('AR',
help='Sets path for the archiver')
env_vars.Add('ARFLAGS',
help='Sets flags for the archiver',
converter=variable_shlex_converter)
env_vars.Add(
'CACHE_SIZE',
help='Maximum size of the cache (in gigabytes)',
default=32,
converter=lambda x:int(x)
)
env_vars.Add(
'CACHE_PRUNE_TARGET',
help='Maximum percent in-use in cache after pruning',
default=66,
converter=lambda x:int(x)
)
env_vars.Add('CC',
help='Select the C compiler to use')
env_vars.Add('CCFLAGS',
help='Sets flags for the C and C++ compiler',
converter=variable_shlex_converter)
env_vars.Add('CFLAGS',
help='Sets flags for the C compiler',
converter=variable_shlex_converter)
env_vars.Add('CPPDEFINES',
help='Sets pre-processor definitions for C and C++',
converter=variable_shlex_converter,
default=[])
env_vars.Add('CPPPATH',
help='Adds paths to the preprocessor search path',
converter=variable_shlex_converter)
env_vars.Add('CXX',
help='Select the C++ compiler to use')
env_vars.Add('CXXFLAGS',
help='Sets flags for the C++ compiler',
converter=variable_shlex_converter)
# Note: This probably is only really meaningful when configured via a variables file. It will
# also override whatever the SCons platform defaults would be.
env_vars.Add('ENV',
help='Sets the environment for subprocesses')
env_vars.Add('FRAMEWORKPATH',
help='Adds paths to the linker search path for darwin frameworks',
converter=variable_shlex_converter)
env_vars.Add('FRAMEWORKS',
help='Adds extra darwin frameworks to link against',
converter=variable_shlex_converter)
env_vars.Add('HOST_ARCH',
help='Sets the native architecture of the compiler',
converter=variable_arch_converter,
default=None)
env_vars.Add('ICECC',
help='Tell SCons where icecream icecc tool is')
env_vars.Add('ICERUN',
help='Tell SCons where icecream icerun tool is')
env_vars.Add('ICECC_CREATE_ENV',
help='Tell SCons where icecc-create-env tool is',
default='buildscripts/icecc_create_env')
env_vars.Add('ICECC_SCHEDULER',
help='Tell ICECC where the sceduler daemon is running')
env_vars.Add('ICECC_VERSION',
help='Tell ICECC where the compiler package is')
env_vars.Add('ICECC_VERSION_ARCH',
help='Tell ICECC the target archicture for the compiler package, if non-native')
env_vars.Add('LIBPATH',
help='Adds paths to the linker search path',
converter=variable_shlex_converter)
env_vars.Add('LIBS',
help='Adds extra libraries to link against',
converter=variable_shlex_converter)
env_vars.Add('LINKFLAGS',
help='Sets flags for the linker',
converter=variable_shlex_converter)
env_vars.Add('MAXLINELENGTH',
help='Maximum line length before using temp files',
# This is very small, but appears to be the least upper bound
# across our platforms.
#
# See https://support.microsoft.com/en-us/help/830473/command-prompt-cmd.-exe-command-line-string-limitation
default=4095)
# Note: This is only really meaningful when configured via a variables file. See the
# default_buildinfo_environment_data() function for examples of how to use this.
env_vars.Add('MONGO_BUILDINFO_ENVIRONMENT_DATA',
help='Sets the info returned from the buildInfo command and --version command-line flag',
default=mongo_generators.default_buildinfo_environment_data())
env_vars.Add('MONGO_DIST_SRC_PREFIX',
help='Sets the prefix for files in the source distribution archive',
converter=variable_distsrc_converter,
default="mongodb-src-r${MONGO_VERSION}")
env_vars.Add('MONGO_DISTARCH',
help='Adds a string representing the target processor architecture to the dist archive',
default='$TARGET_ARCH')
env_vars.Add('MONGO_DISTMOD',
help='Adds a string that will be embedded in the dist archive naming',
default='')
env_vars.Add('MONGO_DISTNAME',
help='Sets the version string to be used in dist archive naming',
default='$MONGO_VERSION')
def validate_mongo_version(key, val, env):
regex = r'^(\d+)\.(\d+)\.(\d+)-?((?:(rc)(\d+))?.*)?'
if not re.match(regex, val):
print(("Invalid MONGO_VERSION '{}', or could not derive from version.json or git metadata. Please add a conforming MONGO_VERSION=x.y.z[-extra] as an argument to SCons".format(val)))
Exit(1)
env_vars.Add('MONGO_VERSION',
help='Sets the version string for MongoDB',
default=version_data['version'],
validator=validate_mongo_version)
env_vars.Add('MONGO_GIT_HASH',
help='Sets the githash to store in the MongoDB version information',
default=version_data['githash'])
env_vars.Add('MSVC_USE_SCRIPT',
help='Sets the script used to setup Visual Studio.')
env_vars.Add('MSVC_VERSION',
help='Sets the version of Visual Studio to use (e.g. 12.0, 11.0, 10.0)')
env_vars.Add('OBJCOPY',
help='Sets the path to objcopy',
default=WhereIs('objcopy'))
# Exposed to be able to cross compile Android/*nix from Windows without ending up with the .exe suffix.
env_vars.Add('PROGSUFFIX',
help='Sets the suffix for built executable files')
env_vars.Add('RPATH',
help='Set the RPATH for dynamic libraries and executables',
converter=variable_shlex_converter)
env_vars.Add('SHCCFLAGS',
help='Sets flags for the C and C++ compiler when building shared libraries',
converter=variable_shlex_converter)
env_vars.Add('SHCFLAGS',
help='Sets flags for the C compiler when building shared libraries',
converter=variable_shlex_converter)
env_vars.Add('SHCXXFLAGS',
help='Sets flags for the C++ compiler when building shared libraries',
converter=variable_shlex_converter)
env_vars.Add('SHELL',
help='Pick the shell to use when spawning commands')
env_vars.Add('SHLINKFLAGS',
help='Sets flags for the linker when building shared libraries',
converter=variable_shlex_converter)
env_vars.Add('TARGET_ARCH',
help='Sets the architecture to build for',
converter=variable_arch_converter,
default=None)
env_vars.Add('TARGET_OS',
help='Sets the target OS to build for',
default=mongo_platform.get_running_os_name())
env_vars.Add('TOOLS',
help='Sets the list of SCons tools to add to the environment',
converter=variable_tools_converter,
default=decide_platform_tools())
env_vars.Add('VARIANT_DIR',
help='Sets the name (or generator function) for the variant directory',
default=mongo_generators.default_variant_dir_generator,
)
env_vars.Add('VERBOSE',
help='Control build verbosity (auto, on/off true/false 1/0)',
default='auto',
)
env_vars.Add('WINDOWS_OPENSSL_BIN',
help='Sets the path to the openssl binaries for packaging',
default='c:/openssl/bin')
# -- Validate user provided options --
# A dummy environment that should *only* have the variables we have set. In practice it has
# some other things because SCons isn't quite perfect about keeping variable initialization
# scoped to Tools, but it should be good enough to do validation on any Variable values that
# came from the command line or from loaded files.
variables_only_env = Environment(
# Disable platform specific variable injection
platform=(lambda x: ()),
# But do *not* load any tools, since those might actually set variables. Note that this
# causes the value of our TOOLS variable to have no effect.
tools=[],
# Use the Variables specified above.
variables=env_vars,
)
# don't run configure if user calls --help
if GetOption('help'):
try:
Help('\nThe following variables may also be set like scons VARIABLE=value\n', append=True)
Help(env_vars.GenerateHelpText(variables_only_env), append=True)
except TypeError:
# The append=true kwarg is only supported in scons>=2.4. Without it, calls to Help() clobber
# the automatically generated options help, which we don't want. Users on older scons
# versions will need to use --variables-help to learn about which variables we support.
pass
Return()
if ('CC' in variables_only_env) != ('CXX' in variables_only_env):
print('Cannot customize C compiler without customizing C++ compiler, and vice versa')
Exit(1)
# --- environment setup ---
# If the user isn't using the # to indicate top-of-tree or $ to expand a variable, forbid
# relative paths. Relative paths don't really work as expected, because they end up relative to
# the top level SConstruct, not the invokers CWD. We could in theory fix this with
# GetLaunchDir, but that seems a step too far.
buildDir = get_option('build-dir').rstrip('/')
if buildDir[0] not in ['$', '#']:
if not os.path.isabs(buildDir):
print("Do not use relative paths with --build-dir")
Exit(1)
cacheDir = get_option('cache-dir').rstrip('/')
if cacheDir[0] not in ['$', '#']:
if not os.path.isabs(cacheDir):
print("Do not use relative paths with --cache-dir")
Exit(1)
installDir = get_option('prefix').rstrip('/')
if installDir[0] not in ['$', '#']:
if not os.path.isabs(installDir):
print("Do not use relative paths with --prefix")
Exit(1)
sconsDataDir = Dir(buildDir).Dir('scons')
SConsignFile(str(sconsDataDir.File('sconsign.py3')))
def printLocalInfo():
import sys, SCons
print(( "scons version: " + SCons.__version__ ))
print(( "python version: " + " ".join( [ repr(i) for i in sys.version_info ] ) ))
printLocalInfo()
boostLibs = [ "filesystem", "program_options", "system", "iostreams" ]
onlyServer = len( COMMAND_LINE_TARGETS ) == 0 or ( len( COMMAND_LINE_TARGETS ) == 1 and str( COMMAND_LINE_TARGETS[0] ) in [ "mongod" , "mongos" , "test" ] )
releaseBuild = has_option("release")
dbg_opt_mapping = {
# --dbg, --opt : dbg opt
( "on", None ) : ( True, False ), # special case interaction
( "on", "on" ) : ( True, True ),
( "on", "off" ) : ( True, False ),
( "off", None ) : ( False, True ),
( "off", "on" ) : ( False, True ),
( "off", "off" ) : ( False, False ),
( "on", "size" ) : ( True, True ),
( "off", "size" ) : ( False, True ),
}
debugBuild, optBuild = dbg_opt_mapping[(get_option('dbg'), get_option('opt'))]
optBuildForSize = True if optBuild and get_option('opt') == "size" else False
if releaseBuild and (debugBuild or not optBuild):
print("Error: A --release build may not have debugging, and must have optimization")
Exit(1)
noshell = has_option( "noshell" )
jsEngine = get_option( "js-engine")
serverJs = get_option( "server-js" ) == "on"
usemozjs = (jsEngine.startswith('mozjs'))
if not serverJs and not usemozjs:
print("Warning: --server-js=off is not needed with --js-engine=none")
# We defer building the env until we have determined whether we want certain values. Some values
# in the env actually have semantics for 'None' that differ from being absent, so it is better
# to build it up via a dict, and then construct the Environment in one shot with kwargs.
#
# Yes, BUILD_ROOT vs BUILD_DIR is confusing. Ideally, BUILD_DIR would actually be called
# VARIANT_DIR, and at some point we should probably do that renaming. Until we do though, we
# also need an Environment variable for the argument to --build-dir, which is the parent of all
# variant dirs. For now, we call that BUILD_ROOT. If and when we s/BUILD_DIR/VARIANT_DIR/g,
# then also s/BUILD_ROOT/BUILD_DIR/g.
envDict = dict(BUILD_ROOT=buildDir,