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SConstruct
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# -*- mode: python; -*-
# build file for MongoDB
# this requires scons
# you can get from http://www.scons.org
# then just type scons
# some common tasks
# build 64-bit mac and pushing to s3
# scons --64 s3dist
# scons --distname=0.8 s3dist
# all s3 pushes require settings.py and simples3
# This file, SConstruct, configures the build environment, and then delegates to
# several, subordinate SConscript files, which describe specific build rules.
import buildscripts
import copy
import datetime
import imp
import os
import re
import shutil
import stat
import sys
import textwrap
import types
import urllib
import urllib2
from buildscripts import utils
from buildscripts import moduleconfig
import libdeps
EnsureSConsVersion( 1, 1, 0 )
if "uname" in dir(os):
scons_data_dir = ".scons/%s/%s" % ( os.uname()[0] , os.getenv( "HOST" , "nohost" ) )
else:
scons_data_dir = ".scons/%s/" % os.getenv( "HOST" , "nohost" )
SConsignFile( scons_data_dir + "/sconsign" )
DEFAULT_INSTALL_DIR = "/usr/local"
def findSettingsSetup():
sys.path.append( "." )
sys.path.append( ".." )
sys.path.append( "../../" )
def versiontuple(v):
return tuple(map(int, (v.split("."))))
# --- platform identification ---
#
# This needs to precede the options section so that we can only offer some options on certain
# platforms.
platform = os.sys.platform
nix = False
linux = False
darwin = False
windows = False
freebsd = False
openbsd = False
solaris = False
if "darwin" == platform:
darwin = True
platform = "osx" # prettier than darwin
elif platform.startswith("linux"):
linux = True
platform = "linux"
elif "sunos5" == platform:
solaris = True
elif platform.startswith( "freebsd" ):
freebsd = True
elif platform.startswith( "openbsd" ):
openbsd = True
elif "win32" == platform:
windows = True
else:
print( "No special config for [" + platform + "] which probably means it won't work" )
nix = not windows
# --- options ----
use_clang = False
options = {}
def add_option( name, help, nargs, contributesToVariantDir,
dest=None, default = None, type="string", choices=None, metavar=None ):
if dest is None:
dest = name
if type == 'choice' and not metavar:
metavar = '[' + '|'.join(choices) + ']'
AddOption( "--" + name ,
dest=dest,
type=type,
nargs=nargs,
action="store",
choices=choices,
default=default,
metavar=metavar,
help=help )
options[name] = { "help" : help ,
"nargs" : nargs ,
"contributesToVariantDir" : contributesToVariantDir ,
"dest" : dest,
"default": default }
def get_option( name ):
return GetOption( name )
def has_option( name ):
x = get_option( name )
if x is None:
return False
if x == False:
return False
if x == "":
return False
return True
def use_system_version_of_library(name):
return has_option('use-system-all') or has_option('use-system-' + name)
def get_variant_dir():
if has_option('variant-dir'):
return "#build/" + get_option('variant-dir')
substitute = lambda x: re.sub( "[:,\\\\/]" , "_" , x )
a = []
for name in options:
o = options[name]
if not has_option( o["dest"] ):
continue
if not o["contributesToVariantDir"]:
continue
if get_option(o["dest"]) == o["default"]:
continue
if o["nargs"] == 0:
a.append( name )
else:
x = substitute( get_option( name ) )
a.append( name + "_" + x )
extras = []
if has_option("extra-variant-dirs"):
extras = [substitute(x) for x in get_option( 'extra-variant-dirs' ).split( ',' )]
if has_option("add-branch-to-variant-dir"):
extras += ["branch_" + substitute( utils.getGitBranch() )]
if has_option('cache'):
s = "#build/cached/"
s += "/".join(extras) + "/"
else:
s = "#build/${PYSYSPLATFORM}/"
a += extras
if len(a) > 0:
a.sort()
s += "/".join( a ) + "/"
else:
s += "normal/"
return s
# build output
add_option( "mute" , "do not display commandlines for compiling and linking, to reduce screen noise", 0, False )
# installation/packaging
add_option( "prefix" , "installation prefix" , 1 , False, default=DEFAULT_INSTALL_DIR )
add_option( "distname" , "dist name (0.8.0)" , 1 , False )
add_option( "distmod", "additional piece for full dist name" , 1 , False )
add_option( "nostrip", "do not strip installed binaries" , 0 , False )
add_option( "extra-variant-dirs", "extra variant dir components, separated by commas", 1, False)
add_option( "add-branch-to-variant-dir", "add current git branch to the variant dir", 0, False )
add_option( "variant-dir", "override variant subdirectory", 1, False )
add_option( "sharedclient", "build a libmongoclient.so/.dll [DEPRECATED/IGNORED]" , 0 , False )
add_option( "full", "include client and headers when doing scons install [DEPRECATED/IGNORED]", 0 , False )
# linking options
add_option( "release" , "release build" , 0 , True )
add_option( "static" , "fully static build" , 0 , False )
add_option( "static-libstdc++" , "statically link libstdc++" , 0 , False )
add_option( "lto", "enable link time optimizations (experimental, except with MSVC)" , 0 , True )
add_option( "dynamic-windows", "dynamically link on Windows", 0, True)
add_option( "disable-declspec-thread", "don't use __declspec(thread) on Windows [DEPRECATED/IGNORED]", 0, True)
# base compile flags
add_option( "64" , "whether to force 64 bit" , 0 , True , "force64" )
add_option( "32" , "whether to force 32 bit" , 0 , True , "force32" )
add_option( "cxx", "compiler to use" , 1 , True )
add_option( "cc", "compiler to use for c" , 1 , True )
add_option( "cc-use-shell-environment", "use $CC from shell for C compiler" , 0 , False )
add_option( "cxx-use-shell-environment", "use $CXX from shell for C++ compiler" , 0 , False )
add_option( "ld", "linker to use" , 1 , True )
add_option( "c++11", "enable c++11 support (experimental)", 0, True )
add_option( "cpppath", "Include path if you have headers in a nonstandard directory" , 1 , False )
add_option( "libpath", "Library path if you have libraries in a nonstandard directory" , 1 , False )
add_option( "extrapath", "comma separated list of add'l paths (--extrapath /opt/foo/,/foo) static linking" , 1 , False )
add_option( "extrapathdyn", "comma separated list of add'l paths (--extrapath /opt/foo/,/foo) dynamic linking" , 1 , False )
add_option( "extralib", "comma separated list of libraries (--extralib js_static,readline" , 1 , False )
add_option( "no-glibc-check" , "don't check for new versions of glibc" , 0 , False )
# experimental features
add_option( "mm", "use main memory instead of memory mapped files" , 0 , True )
add_option( "asio" , "Use Asynchronous IO (NOT READY YET)" , 0 , True )
add_option( "ssl" , "Enable SSL" , 0 , True )
# library choices
add_option( "usev8" , "use v8 for javascript" , 0 , True )
add_option( "libc++", "use libc++ (experimental, requires clang)", 0, True )
# mongo feature options
add_option( "noshell", "don't build shell" , 0 , True )
add_option( "safeshell", "don't let shell scripts run programs (still, don't run untrusted scripts)" , 0 , True )
add_option( "win2008plus",
"use newer operating system API features (deprecated, use win-version-min instead)" ,
0 , False )
# dev options
add_option( "d", "debug build no optimization, etc..." , 0 , True , "debugBuild" )
add_option( "dd", "debug build no optimization, additional debug logging, etc..." , 0 , True , "debugBuildAndLogging" )
# new style debug and optimize flags
add_option( "dbg", "Enable runtime debugging checks", 1, True, "dbg",
type="choice", choices=["on", "off"] )
add_option( "opt", "Enable compile-time optimization", 1, True, "opt",
type="choice", choices=["on", "off"] )
sanitizer_choices = ["address", "memory", "thread", "undefined"]
add_option( "sanitize", "enable selected sanitizer", 1, True,
type="choice", choices=sanitizer_choices, default=None )
add_option( "durableDefaultOn" , "have durable default to on" , 0 , True )
add_option( "durableDefaultOff" , "have durable default to off" , 0 , True )
add_option( "pch" , "use precompiled headers to speed up the build (experimental)" , 0 , True , "usePCH" )
add_option( "distcc" , "use distcc for distributing builds" , 0 , False )
# debugging/profiling help
if os.sys.platform.startswith("linux") and (os.uname()[-1] == 'x86_64'):
defaultAllocator = 'tcmalloc'
elif (os.sys.platform == "darwin") and (os.uname()[-1] == 'x86_64'):
defaultAllocator = 'tcmalloc'
else:
defaultAllocator = 'system'
add_option( "allocator" , "allocator to use (tcmalloc or system)" , 1 , True,
default=defaultAllocator )
add_option( "gdbserver" , "build in gdb server support" , 0 , True )
add_option( "heapcheck", "link to heap-checking malloc-lib and look for memory leaks during tests" , 0 , False )
add_option( "gcov" , "compile with flags for gcov" , 0 , True )
add_option("smokedbprefix", "prefix to dbpath et al. for smoke tests", 1 , False )
add_option("smokeauth", "run smoke tests with --auth", 0 , False )
add_option("use-sasl-client", "Support SASL authentication in the client library", 0, False)
add_option( "use-system-tcmalloc", "use system version of tcmalloc library", 0, True )
add_option( "use-system-pcre", "use system version of pcre library", 0, True )
add_option( "use-system-boost", "use system version of boost libraries", 0, True )
add_option( "use-system-snappy", "use system version of snappy library", 0, True )
add_option( "use-system-v8", "use system version of v8 library", 0, True )
add_option( "use-system-stemmer", "use system version of stemmer", 0, True )
add_option( "use-system-yaml", "use system version of yaml", 0, True )
add_option( "use-system-all" , "use all system libraries", 0 , True )
add_option( "use-cpu-profiler",
"Link against the google-perftools profiler library",
0, False )
add_option("mongod-concurrency-level", "Concurrency level, \"global\" or \"db\"", 1, True,
type="choice", choices=["global", "db"])
add_option('build-fast-and-loose', "NEVER for production builds", 0, False)
add_option('propagate-shell-environment',
"Pass shell environment to sub-processes (NEVER for production builds)",
0, False)
if darwin:
osx_version_choices = ['10.6', '10.7', '10.8', '10.9']
add_option("osx-version-min", "minimum OS X version to support", 1, True,
type = 'choice', default = osx_version_choices[0], choices = osx_version_choices)
elif windows:
win_version_min_choices = {
'xpsp3' : ('0501', '0300'),
'ws03sp2' : ('0502', '0200'),
'vista' : ('0600', '0000'),
'ws08r2' : ('0601', '0000'),
'win7' : ('0601', '0000'),
'win8' : ('0602', '0000'),
}
add_option("win-version-min", "minimum Windows version to support", 1, True,
type = 'choice', default = None,
choices = win_version_min_choices.keys())
add_option('cache',
"Use an object cache rather than a per-build variant directory (experimental)",
0, False)
add_option('cache-dir',
"Specify the directory to use for caching objects if --cache is in use",
1, False, default="#build/cached/.cache")
# don't run configure if user calls --help
if GetOption('help'):
Return()
# --- environment setup ---
variantDir = get_variant_dir()
def printLocalInfo():
import sys, SCons
print( "scons version: " + SCons.__version__ )
print( "python version: " + " ".join( [ `i` for i in sys.version_info ] ) )
printLocalInfo()
boostLibs = [ "thread" , "filesystem" , "program_options", "system" ]
onlyServer = len( COMMAND_LINE_TARGETS ) == 0 or ( len( COMMAND_LINE_TARGETS ) == 1 and str( COMMAND_LINE_TARGETS[0] ) in [ "mongod" , "mongos" , "test" ] )
linux64 = False
force32 = has_option( "force32" )
force64 = has_option( "force64" )
if not force64 and not force32 and os.getcwd().endswith( "mongo-64" ):
force64 = True
print( "*** assuming you want a 64-bit build b/c of directory *** " )
msarch = None
if force32:
msarch = "x86"
elif force64:
msarch = "amd64"
releaseBuild = has_option("release")
# validate debug and optimization options
usingOldOptDbgOptions = has_option("debugBuild") or has_option("debugBuildAndLogging")
usingNewOptDbgOptions = has_option('dbg') or has_option('opt')
if usingOldOptDbgOptions and usingNewOptDbgOptions:
print("Error: Cannot mix old style --d or --dd options with new --dbg and --opt options")
Exit(1)
# By default, if no options are specified, we assume the new style options and defaults.
if not usingOldOptDbgOptions:
dbg_opt_mapping = {
# --dbg, --opt : dbg opt
( None, None ) : ( False, True ),
( None, "on" ) : ( False, True ),
( None, "off" ) : ( False, False ),
( "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 ),
}
debugBuild, optBuild = dbg_opt_mapping[(get_option('dbg'), get_option('opt'))]
if releaseBuild and (debugBuild or not optBuild):
print("Error: A --release build may not have debugging, and must have optimization")
Exit(1)
else:
# TODO: Once all buildbots and variants have switched to the new flags,
# remove support for --d and --dd
d_provided = has_option( "debugBuild" )
dd_provided = has_option( "debugBuildAndLogging" )
dbg_opt_mapping = {
# win --d --dd --release : dbg opt release
( False, False, False, False ) : ( False, True, False ),
( False, False, False, True ) : ( False, True, True ),
( False, False, True, False ) : ( True, False, False ),
( False, False, True, True ) : None,
( False, True, False, False ) : ( False, False, False ),
( False, True, False, True ) : None,
( False, True, True, False ) : ( True, False, False ),
( False, True, True, True ) : None,
( True, False, False, False ) : ( False, False, False ),
( True, False, False, True ) : ( False, True, True ),
( True, False, True, False ) : ( True, False, False ),
( True, False, True, True ) : ( False, True, True ), # --release dominates on windows
( True, True, False, False ) : ( True, False, False ),
( True, True, False, True ) : ( False, True, True ), # --release dominates on windows
( True, True, True, False ) : ( True, False, False ),
( True, True, True, True ) : ( False, True, True ), # --release dominates on windows
}
values = dbg_opt_mapping.get((windows, d_provided, dd_provided, releaseBuild))
if not values:
print("Error: An invalid combination of --d, --dd, and --release was specified")
Exit(1)
debugBuild, optBuild, releaseBuild = values
static = has_option( "static" )
noshell = has_option( "noshell" )
usev8 = has_option( "usev8" )
asio = has_option( "asio" )
usePCH = has_option( "usePCH" )
env = Environment( BUILD_DIR=variantDir,
DIST_ARCHIVE_SUFFIX='.tgz',
EXTRAPATH=get_option("extrapath"),
MODULE_BANNERS=[],
ARCHIVE_ADDITION_DIR_MAP={},
ARCHIVE_ADDITIONS=[],
MODULETEST_ALIAS='moduletests',
MODULETEST_LIST='#build/moduletests.txt',
MSVS_ARCH=msarch ,
PYTHON=utils.find_python(),
SERVER_ARCHIVE='${SERVER_DIST_BASENAME}${DIST_ARCHIVE_SUFFIX}',
TARGET_ARCH=msarch ,
tools=["default", "gch", "jsheader", "mergelib", "unittest"],
UNITTEST_ALIAS='unittests',
UNITTEST_LIST='#build/unittests.txt',
PYSYSPLATFORM=os.sys.platform,
PCRE_VERSION='8.30',
CONFIGUREDIR = '#' + scons_data_dir + '/sconf_temp',
CONFIGURELOG = '#' + scons_data_dir + '/config.log'
)
if has_option("cache"):
EnsureSConsVersion( 2, 3, 0 )
if has_option("release"):
print("Using the experimental --cache option is not permitted for --release builds")
Exit(1)
if has_option("gcov"):
print("Mixing --cache and --gcov doesn't work correctly yet. See SERVER-11084")
Exit(1)
env.CacheDir(str(env.Dir(get_option('cache-dir'))))
# This could be 'if solaris', but unfortuantely that variable hasn't been set yet.
if "sunos5" == os.sys.platform:
# SERVER-9890: On Solaris, SCons preferentially loads the sun linker tool 'sunlink' when
# using the 'default' tools as we do above. The sunlink tool sets -G as the flag for
# creating a shared library. But we don't want that, since we always drive our link step
# through CC or CXX. Instead, we want to let the compiler map GCC's '-shared' flag to the
# appropriate linker specs that it has compiled in. We could (and should in the future)
# select an empty set of tools above and then enable them as appropriate on a per platform
# basis. Until then the simplest solution, as discussed on the scons-users mailing list,
# appears to be to simply explicitly run the 'gnulink' tool to overwrite the Environment
# changes made by 'sunlink'. See the following thread for more detail:
# http://four.pairlist.net/pipermail/scons-users/2013-June/001486.html
env.Tool('gnulink')
if optBuild:
env.Append( CPPDEFINES=["MONGO_OPTIMIZED_BUILD"] )
if has_option("propagate-shell-environment"):
env['ENV'] = dict(os.environ);
env['_LIBDEPS'] = '$_LIBDEPS_OBJS'
if has_option('build-fast-and-loose'):
# See http://www.scons.org/wiki/GoFastButton for details
env.Decider('MD5-timestamp')
env.SetOption('max_drift', 1)
env.SourceCode('.', None)
if has_option('mute'):
env.Append( CCCOMSTR = "Compiling $TARGET" )
env.Append( CXXCOMSTR = env["CCCOMSTR"] )
env.Append( SHCCCOMSTR = "Compiling $TARGET" )
env.Append( SHCXXCOMSTR = env["SHCCCOMSTR"] )
env.Append( LINKCOMSTR = "Linking $TARGET" )
env.Append( SHLINKCOMSTR = env["LINKCOMSTR"] )
env.Append( ARCOMSTR = "Generating library $TARGET" )
if has_option('mongod-concurrency-level'):
env.Append(CPPDEFINES=['MONGOD_CONCURRENCY_LEVEL=MONGOD_CONCURRENCY_LEVEL_%s' % get_option('mongod-concurrency-level').upper()])
libdeps.setup_environment( env )
if env['PYSYSPLATFORM'] == 'linux3':
env['PYSYSPLATFORM'] = 'linux2'
if 'freebsd' in env['PYSYSPLATFORM']:
env['PYSYSPLATFORM'] = 'freebsd'
if os.sys.platform == 'win32':
env['OS_FAMILY'] = 'win'
else:
env['OS_FAMILY'] = 'posix'
if has_option( "cc-use-shell-environment" ) and has_option( "cc" ):
print("Cannot specify both --cc-use-shell-environment and --cc")
Exit(1)
elif has_option( "cxx-use-shell-environment" ) and has_option( "cxx" ):
print("Cannot specify both --cxx-use-shell-environment and --cxx")
Exit(1)
if has_option( "cxx-use-shell-environment" ):
env["CXX"] = os.getenv("CXX");
env["CC"] = env["CXX"]
if has_option( "cc-use-shell-environment" ):
env["CC"] = os.getenv("CC");
if has_option( "cxx" ):
env["CC"] = get_option( "cxx" )
env["CXX"] = get_option( "cxx" )
if has_option( "cc" ):
env["CC"] = get_option( "cc" )
if has_option( "ld" ):
env["LINK"] = get_option( "ld" )
if env['PYSYSPLATFORM'] in ('linux2', 'freebsd'):
env['LINK_LIBGROUP_START'] = '-Wl,--start-group'
env['LINK_LIBGROUP_END'] = '-Wl,--end-group'
env['RELOBJ_LIBDEPS_START'] = '--whole-archive'
env['RELOBJ_LIBDEPS_END'] = '--no-whole-archive'
env['RELOBJ_LIBDEPS_ITEM'] = ''
elif env['PYSYSPLATFORM'] == 'darwin':
env['RELOBJFLAGS'] = [ '-arch', '$PROCESSOR_ARCHITECTURE' ]
env['LINK_LIBGROUP_START'] = ''
env['LINK_LIBGROUP_END'] = ''
env['RELOBJ_LIBDEPS_START'] = '-all_load'
env['RELOBJ_LIBDEPS_END'] = ''
env['RELOBJ_LIBDEPS_ITEM'] = ''
elif env['PYSYSPLATFORM'].startswith('sunos'):
if force64:
env['RELOBJFLAGS'] = ['-64']
env['LINK_LIBGROUP_START'] = '-z rescan'
env['LINK_LIBGROUP_END'] = ''
env['RELOBJ_LIBDEPS_START'] = '-z allextract'
env['RELOBJ_LIBDEPS_END'] = '-z defaultextract'
env['RELOBJ_LIBDEPS_ITEM'] = ''
env["LIBPATH"] = []
if has_option( "libpath" ):
env["LIBPATH"] = [get_option( "libpath" )]
if has_option( "cpppath" ):
env["CPPPATH"] = [get_option( "cpppath" )]
env.Prepend( CPPDEFINES=[ "_SCONS" ,
"MONGO_EXPOSE_MACROS" ,
"SUPPORT_UTF8" ], # for pcre
CPPPATH=[ '$BUILD_DIR', "$BUILD_DIR/mongo" ] )
if has_option( "safeshell" ):
env.Append( CPPDEFINES=[ "MONGO_SAFE_SHELL" ] )
if has_option( "durableDefaultOn" ):
env.Append( CPPDEFINES=[ "_DURABLEDEFAULTON" ] )
if has_option( "durableDefaultOff" ):
env.Append( CPPDEFINES=[ "_DURABLEDEFAULTOFF" ] )
usev8 = True
extraLibPlaces = []
env['EXTRACPPPATH'] = []
env['EXTRALIBPATH'] = []
def addExtraLibs( s ):
for x in s.split(","):
env.Append( EXTRACPPPATH=[ x + "/include" ] )
env.Append( EXTRALIBPATH=[ x + "/lib" ] )
env.Append( EXTRALIBPATH=[ x + "/lib64" ] )
extraLibPlaces.append( x + "/lib" )
if has_option( "extrapath" ):
addExtraLibs( GetOption( "extrapath" ) )
if has_option( "extrapathdyn" ):
addExtraLibs( GetOption( "extrapathdyn" ) )
if has_option( "extralib" ):
for x in GetOption( "extralib" ).split( "," ):
env.Append( LIBS=[ x ] )
# ---- other build setup -----
if "uname" in dir(os):
processor = os.uname()[4]
else:
processor = "i386"
if force32:
processor = "i386"
if force64:
processor = "x86_64"
env['PROCESSOR_ARCHITECTURE'] = processor
installDir = DEFAULT_INSTALL_DIR
nixLibPrefix = "lib"
dontReplacePackage = False
isBuildingLatest = False
if has_option( "prefix" ):
installDir = GetOption( "prefix" )
def filterExists(paths):
return filter(os.path.exists, paths)
if darwin:
pass
elif linux:
env.Append( LIBS=['m'] )
if os.uname()[4] == "x86_64" and not force32:
linux64 = True
nixLibPrefix = "lib64"
env.Append( EXTRALIBPATH=["/usr/lib64" , "/lib64" ] )
env.Append( LIBS=["pthread"] )
force64 = False
if force32:
env.Append( EXTRALIBPATH=["/usr/lib32"] )
env.Append( CCFLAGS=["-mmmx"] )
if static:
env.Append( LINKFLAGS=" -static " )
if has_option( "static-libstdc++" ):
env.Append( LINKFLAGS=["-static-libstdc++", "-static-libgcc"] )
elif solaris:
env.Append( CPPDEFINES=[ "__sunos__" ] )
env.Append( LIBS=["socket","resolv"] )
elif freebsd:
env.Append( LIBS=[ "kvm" ] )
env.Append( EXTRACPPPATH=[ "/usr/local/include" ] )
env.Append( EXTRALIBPATH=[ "/usr/local/lib" ] )
env.Append( CPPDEFINES=[ "__freebsd__" ] )
env.Append( CCFLAGS=[ "-fno-omit-frame-pointer" ] )
elif openbsd:
env.Append( EXTRACPPPATH=[ "/usr/local/include" ] )
env.Append( EXTRALIBPATH=[ "/usr/local/lib" ] )
env.Append( CPPDEFINES=[ "__openbsd__" ] )
elif windows:
dynamicCRT = has_option("dynamic-windows")
env['DIST_ARCHIVE_SUFFIX'] = '.zip'
if has_option('win-version-min') and has_option('win2008plus'):
print("Can't specify both 'win-version-min' and 'win2008plus'")
Exit(1)
# If tools configuration fails to set up 'cl' in the path, fall back to importing the whole
# shell environment and hope for the best. This will work, for instance, if you have loaded
# an SDK shell.
for pathdir in env['ENV']['PATH'].split(os.pathsep):
if os.path.exists(os.path.join(pathdir, 'cl.exe')):
break
else:
print("NOTE: Tool configuration did not find 'cl' compiler, falling back to os environment")
env['ENV'] = dict(os.environ)
env.Append( CPPDEFINES=[ "_UNICODE" ] )
env.Append( CPPDEFINES=[ "UNICODE" ] )
# /EHsc exception handling style for visual studio
# /W3 warning level
env.Append(CCFLAGS=["/EHsc","/W3"])
# some warnings we don't like:
# c4355
# 'this' : used in base member initializer list
# The this pointer is valid only within nonstatic member functions. It cannot be used in the initializer list for a base class.
# c4800
# 'type' : forcing value to bool 'true' or 'false' (performance warning)
# This warning is generated when a value that is not bool is assigned or coerced into type bool.
# c4267
# 'var' : conversion from 'size_t' to 'type', possible loss of data
# When compiling with /Wp64, or when compiling on a 64-bit operating system, type is 32 bits but size_t is 64 bits when compiling for 64-bit targets. To fix this warning, use size_t instead of a type.
# c4244
# 'conversion' conversion from 'type1' to 'type2', possible loss of data
# An integer type is converted to a smaller integer type.
# c4290
# C++ exception specification ignored except to indicate a function is not __declspec(nothrow
# A function is declared using exception specification, which Visual C++ accepts but does not
# implement
env.Append( CCFLAGS=["/wd4355", "/wd4800", "/wd4267", "/wd4244", "/wd4290"] )
# some warnings we should treat as errors:
# c4099
# identifier' : type name first seen using 'objecttype1' now seen using 'objecttype2'
# This warning occurs when classes and structs are declared with a mix of struct and class
# which can cause linker failures
env.Append( CCFLAGS=["/we4099"] )
env.Append( CPPDEFINES=["_CONSOLE","_CRT_SECURE_NO_WARNINGS"] )
# this would be for pre-compiled headers, could play with it later
#env.Append( CCFLAGS=['/Yu"pch.h"'] )
# docs say don't use /FD from command line (minimal rebuild)
# /Gy function level linking (implicit when using /Z7)
# /Z7 debug info goes into each individual .obj file -- no .pdb created
env.Append( CCFLAGS= ["/Z7", "/errorReport:none"] )
# /DEBUG will tell the linker to create a .pdb file
# which WinDbg and Visual Studio will use to resolve
# symbols if you want to debug a release-mode image.
# Note that this means we can't do parallel links in the build.
#
# Please also note that this has nothing to do with _DEBUG or optimization.
env.Append( LINKFLAGS=["/DEBUG"] )
# /MD: use the multithreaded, DLL version of the run-time library (MSVCRT.lib/MSVCR###.DLL)
# /MT: use the multithreaded, static version of the run-time library (LIBCMT.lib)
# /MDd: Defines _DEBUG, _MT, _DLL, and uses MSVCRTD.lib/MSVCRD###.DLL
# /MTd: Defines _DEBUG, _MT, and causes your application to use the
# debug multithread version of the run-time library (LIBCMTD.lib)
winRuntimeLibMap = {
#dyn #dbg
( False, False ) : "/MT",
( False, True ) : "/MTd",
( True, False ) : "/MD",
( True, True ) : "/MDd",
}
env.Append(CCFLAGS=[winRuntimeLibMap[(dynamicCRT, debugBuild)]])
if optBuild:
# /O2: optimize for speed (as opposed to size)
# /Oy-: disable frame pointer optimization (overrides /O2, only affects 32-bit)
# /INCREMENTAL: NO - disable incremental link - avoid the level of indirection for function
# calls
env.Append( CCFLAGS=["/O2", "/Oy-"] )
env.Append( LINKFLAGS=["/INCREMENTAL:NO"])
else:
env.Append( CCFLAGS=["/Od"] )
if debugBuild and not optBuild:
# /RTC1: - Enable Stack Frame Run-Time Error Checking; Reports when a variable is used
# without having been initialized (implies /Od: no optimizations)
env.Append( CCFLAGS=["/RTC1"] )
# This gives 32-bit programs 4 GB of user address space in WOW64, ignored in 64-bit builds
env.Append( LINKFLAGS=["/LARGEADDRESSAWARE"] )
env.Append(LIBS=['ws2_32.lib', 'kernel32.lib', 'advapi32.lib', 'Psapi.lib', 'DbgHelp.lib', 'shell32.lib'])
# v8 calls timeGetTime()
if usev8:
env.Append(LIBS=['winmm.lib'])
env.Append( EXTRACPPPATH=["#/../winpcap/Include"] )
env.Append( EXTRALIBPATH=["#/../winpcap/Lib"] )
env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1
if nix:
if has_option( "distcc" ):
env["CXX"] = "distcc " + env["CXX"]
# -Winvalid-pch Warn if a precompiled header (see Precompiled Headers) is found in the search path but can't be used.
env.Append( CCFLAGS=["-fPIC",
"-fno-strict-aliasing",
"-ggdb",
"-pthread",
"-Wall",
"-Wsign-compare",
"-Wno-unknown-pragmas",
"-Winvalid-pch"] )
# env.Append( " -Wconversion" ) TODO: this doesn't really work yet
if linux or darwin:
env.Append( CCFLAGS=["-Werror", "-pipe"] )
env.Append( CPPDEFINES=["_FILE_OFFSET_BITS=64"] )
env.Append( CXXFLAGS=["-Wnon-virtual-dtor", "-Woverloaded-virtual"] )
env.Append( LINKFLAGS=["-fPIC", "-pthread"] )
# SERVER-9761: Ensure early detection of missing symbols in dependent libraries at program
# startup.
#
# TODO: Is it necessary to add to both linkflags and shlinkflags, or are LINKFLAGS
# propagated to SHLINKFLAGS?
if darwin:
env.Append( LINKFLAGS=["-Wl,-bind_at_load"] )
env.Append( SHLINKFLAGS=["-Wl,-bind_at_load"] )
else:
env.Append( LINKFLAGS=["-Wl,-z,now"] )
env.Append( SHLINKFLAGS=["-Wl,-z,now"] )
if not darwin:
env.Append( LINKFLAGS=["-rdynamic"] )
env.Append( LIBS=[] )
#make scons colorgcc friendly
for key in ('HOME', 'TERM'):
try:
env['ENV'][key] = os.environ[key]
except KeyError:
pass
if linux and has_option( "gcov" ):
env.Append( CXXFLAGS=" -fprofile-arcs -ftest-coverage " )
env.Append( CPPDEFINES=["MONGO_GCOV"] )
env.Append( LINKFLAGS=" -fprofile-arcs -ftest-coverage " )
if optBuild:
env.Append( CCFLAGS=["-O3"] )
else:
env.Append( CCFLAGS=["-O0"] )
if debugBuild:
if not optBuild:
env.Append( CCFLAGS=["-fstack-protector"] )
env.Append( LINKFLAGS=["-fstack-protector"] )
env.Append( SHLINKFLAGS=["-fstack-protector"] )
env['ENV']['GLIBCXX_FORCE_NEW'] = 1; # play nice with valgrind
env.Append( CPPDEFINES=["_DEBUG"] );
if force64:
env.Append( CCFLAGS="-m64" )
env.Append( LINKFLAGS="-m64" )
if force32:
env.Append( CCFLAGS="-m32" )
env.Append( LINKFLAGS="-m32" )
if has_option( "gdbserver" ):
env.Append( CPPDEFINES=["USE_GDBSERVER"] )
if "uname" in dir(os):
hacks = buildscripts.findHacks( os.uname() )
if hacks is not None:
hacks.insert( env , { "linux64" : linux64 } )
if has_option( "ssl" ):
env.Append( CPPDEFINES=["MONGO_SSL"] )
if windows:
env.Append( LIBS=["libeay32"] )
env.Append( LIBS=["ssleay32"] )
else:
env.Append( LIBS=["ssl"] )
env.Append( LIBS=["crypto"] )
try:
umask = os.umask(022)
except OSError:
pass
if not windows:
for keysuffix in [ "1" , "2" ]:
keyfile = "jstests/libs/key%s" % keysuffix
os.chmod( keyfile , stat.S_IWUSR|stat.S_IRUSR )
if not use_system_version_of_library("pcre"):
env.Prepend(CPPPATH=[ '$BUILD_DIR/third_party/pcre-${PCRE_VERSION}' ])
if not use_system_version_of_library("boost"):
env.Prepend(CPPPATH=['$BUILD_DIR/third_party/boost'],
CPPDEFINES=['BOOST_ALL_NO_LIB'])
env.Prepend(CPPPATH=['$BUILD_DIR/third_party/s2'])
if not use_system_version_of_library("stemmer"):
env.Prepend(CPPPATH=['$BUILD_DIR/third_party/libstemmer_c/include'])
if not use_system_version_of_library("snappy"):
env.Prepend(CPPPATH=['$BUILD_DIR/third_party/snappy'])
env.Append( CPPPATH=['$EXTRACPPPATH'],
LIBPATH=['$EXTRALIBPATH'] )
# discover modules, and load the (python) module for each module's build.py
mongo_modules = moduleconfig.discover_modules('src/mongo/db/modules')
env['MONGO_MODULES'] = [m.name for m in mongo_modules]
# --- check system ---
def doConfigure(myenv):
# Check that the compilers work.
#
# TODO: Currently, we have some flags already injected. Eventually, this should test the
# bare compilers, and we should re-check at the very end that TryCompile and TryLink still
# work with the flags we have selected.
conf = Configure(myenv, help=False)
if 'CheckCXX' in dir( conf ):
if not conf.CheckCXX():
print("C++ compiler %s does not work" % (conf.env["CXX"]))
Exit(1)
# Only do C checks if CC != CXX
check_c = (myenv["CC"] != myenv["CXX"])
if check_c and 'CheckCC' in dir( conf ):
if not conf.CheckCC():
print("C compiler %s does not work" % (conf.env["CC"]))
Exit(1)
myenv = conf.Finish()
# Identify the toolchain in use. We currently support the following:
# TODO: Goes in the env?
toolchain_gcc = "GCC"
toolchain_clang = "clang"
toolchain_msvc = "MSVC"
def CheckForToolchain(context, toolchain, lang_name, compiler_var, source_suffix):
test_bodies = {
toolchain_gcc : (
# Clang also defines __GNUC__
"""
#if !defined(__GNUC__) || defined(__clang__)
#error
#endif
"""),
toolchain_clang : (
"""
#if !defined(__clang__)
#error
#endif
"""),
toolchain_msvc : (
"""
#if !defined(_MSC_VER)
#error
#endif
"""),
}
print_tuple = (lang_name, context.env[compiler_var], toolchain)
context.Message('Checking if %s compiler "%s" is %s... ' % print_tuple)
# Strip indentation from the test body to ensure that the newline at the end of the
# endif is the last character in the file (rather than a line of spaces with no
# newline), and that all of the preprocessor directives start at column zero. Both of
# these issues can trip up older toolchains.
test_body = textwrap.dedent(test_bodies[toolchain])
result = context.TryCompile(test_body, source_suffix)
context.Result(result)
return result
conf = Configure(myenv, help=False, custom_tests = {
'CheckForToolchain' : CheckForToolchain,
})
toolchain = None
have_toolchain = lambda: toolchain != None
using_msvc = lambda: toolchain == toolchain_msvc
using_gcc = lambda: toolchain == toolchain_gcc
using_clang = lambda: toolchain == toolchain_clang