import sys, os, re, platform, hashlib sys.path.append(Dir("#/BuildTools/SCons").abspath) ################################################################################ # Build variables ################################################################################ vars = Variables(os.path.join(Dir("#").abspath, "config.py")) vars.Add('cc', "C compiler") vars.Add('cxx', "C++ compiler") vars.Add('ccflags', "Extra C(++) compiler flags") vars.Add('link', "Linker") vars.Add('linkflags', "Extra linker flags") vars.Add(BoolVariable("ccache", "Use CCache", "no")) vars.Add(BoolVariable("distcc", "Use DistCC", "no")) vars.Add('distcc_hosts', "DistCC hosts (overrides DISTCC_HOSTS)") vars.Add(EnumVariable("test", "Compile and run tests", "none", ["none", "all", "unit", "system"])) vars.Add(BoolVariable("optimize", "Compile with optimizations turned on", "no")) vars.Add(BoolVariable("debug", "Compile with debug information", "yes")) vars.Add(BoolVariable("allow_warnings", "Allow compilation warnings during compilation", "yes")) vars.Add(BoolVariable("assertions", "Compile with assertions", "yes")) vars.Add(BoolVariable("max_jobs", "Build with maximum number of parallel jobs", "no")) vars.Add(EnumVariable("target", "Choose a target platform for compilation", "native", ["native", "iphone-simulator", "iphone-device", "xcode"])) vars.Add(BoolVariable("swift_mobile", "Build mobile Swift", "no")) if os.name != "nt" : vars.Add(BoolVariable("coverage", "Compile with coverage information", "no")) if os.name == "posix" : vars.Add(BoolVariable("valgrind", "Run tests with valgrind", "no")) if os.name == "mac" or (os.name == "posix" and os.uname()[0] == "Darwin"): vars.Add(BoolVariable("universal", "Create universal binaries", "no")) vars.Add(BoolVariable("mac105", "Link against the 10.5 frameworks", "no")) if os.name == "nt" : vars.Add(PathVariable("vcredist", "MSVC redistributable dir", "", PathVariable.PathAccept)) if os.name == "nt" : vars.Add(PathVariable("wix_bindir", "Path to WiX binaries", "", PathVariable.PathAccept)) if os.name == "nt" : vars.Add(PackageVariable("bonjour", "Bonjour SDK location", "yes")) vars.Add(PackageVariable("openssl", "OpenSSL location", "yes")) vars.Add(PathVariable("boost_includedir", "Boost headers location", None, PathVariable.PathAccept)) vars.Add(PathVariable("boost_libdir", "Boost library location", None, PathVariable.PathAccept)) vars.Add(PathVariable("expat_includedir", "Expat headers location", None, PathVariable.PathAccept)) vars.Add(PathVariable("expat_libdir", "Expat library location", None, PathVariable.PathAccept)) vars.Add("expat_libname", "Expat library name", "libexpat" if os.name == "nt" else "expat") vars.Add(PathVariable("libidn_includedir", "LibIDN headers location", None, PathVariable.PathAccept)) vars.Add(PathVariable("libidn_libdir", "LibIDN library location", None, PathVariable.PathAccept)) vars.Add("libidn_libname", "LibIDN library name", "libidn" if os.name == "nt" else "idn") vars.Add(PathVariable("sqlite_includedir", "SQLite headers location", None, PathVariable.PathAccept)) vars.Add(PathVariable("sqlite_libdir", "SQLite library location", None, PathVariable.PathAccept)) vars.Add("sqlite_libname", "SQLite library name", "libsqlite3" if os.name == "nt" else "sqlite3") vars.Add(PathVariable("avahi_includedir", "Avahi headers location", None, PathVariable.PathAccept)) vars.Add(PathVariable("avahi_libdir", "Avahi library location", None, PathVariable.PathAccept)) vars.Add(PathVariable("qt", "Qt location", "", PathVariable.PathAccept)) vars.Add(PathVariable("docbook_xml", "DocBook XML", None, PathVariable.PathAccept)) vars.Add(PathVariable("docbook_xsl", "DocBook XSL", None, PathVariable.PathAccept)) vars.Add(BoolVariable("build_examples", "Build example programs", "yes")) vars.Add(BoolVariable("enable_variants", "Build in a separate dir under build/, depending on compile flags", "no")) vars.Add(BoolVariable("experimental", "Build experimental features", "no")) ################################################################################ # Set up default build & configure environment ################################################################################ env = Environment(CPPPATH = ["#"], ENV = { 'PATH' : os.environ['PATH'], 'LD_LIBRARY_PATH' : os.environ.get("LD_LIBRARY_PATH", ""), }, variables = vars) Help(vars.GenerateHelpText(env)) # Default environment variables env["PLATFORM_FLAGS"] = {} # Default custom tools env.Tool("Test", toolpath = ["#/BuildTools/SCons/Tools"]) env.Tool("WriteVal", toolpath = ["#/BuildTools/SCons/Tools"]) env.Tool("BuildVersion", toolpath = ["#/BuildTools/SCons/Tools"]) env.Tool("Flags", toolpath = ["#/BuildTools/SCons/Tools"]) if env["PLATFORM"] == "darwin" : env.Tool("Nib", toolpath = ["#/BuildTools/SCons/Tools"]) env.Tool("AppBundle", toolpath = ["#/BuildTools/SCons/Tools"]) if env["PLATFORM"] == "win32" : env.Tool("WindowsBundle", toolpath = ["#/BuildTools/SCons/Tools"]) #So we don't need to escalate with UAC if "TMP" in os.environ.keys() : env['ENV']['TMP'] = os.environ['TMP'] env.Tool("SLOCCount", toolpath = ["#/BuildTools/SCons/Tools"]) # Max out the number of jobs if env["max_jobs"] : try : import multiprocessing SetOption("num_jobs", multiprocessing.cpu_count()) except NotImplementedError : pass except ImportError : pass # Default compiler flags if env.get("distcc", False) : env["ENV"]["HOME"] = os.environ["HOME"] env["ENV"]["DISTCC_HOSTS"] = os.environ.get("DISTCC_HOSTS", "") if "distcc_hosts" in env : env["ENV"]["DISTCC_HOSTS"] = env["distcc_hosts"] env["CC"] = "distcc gcc" env["CXX"] = "distcc g++" if "cc" in env : env["CC"] = env["cc"] if "cxx" in env : env["CXX"] = env["cxx"] ccflags = env.get("ccflags", []) if isinstance(ccflags, str) : # FIXME: Make the splitting more robust env["CCFLAGS"] = ccflags.split(" ") else : env["CCFLAGS"] = ccflags if "link" in env : env["SHLINK"] = env["link"] env["LINK"] = env["link"] env["LINKFLAGS"] = env.get("linkflags", []) # This isn't a real flag (yet) AFAIK. Be sure to append it to the CXXFLAGS # where you need it env["OBJCCFLAGS"] = [] if env["optimize"] : if env["PLATFORM"] == "win32" : env.Append(CCFLAGS = ["/O2", "/GL"]) env.Append(LINKFLAGS = ["/INCREMENTAL:NO", "/LTCG"]) else : env.Append(CCFLAGS = ["-O2"]) if env["target"] == "xcode" and os.environ["CONFIGURATION"] == "Release" : env.Append(CCFLAGS = ["-Os"]) if env["debug"] : if env["PLATFORM"] == "win32" : env.Append(CCFLAGS = ["/Zi", "/MDd"]) env.Append(LINKFLAGS = ["/DEBUG"]) else : env.Append(CCFLAGS = ["-g"]) elif env["PLATFORM"] == "win32" : env.Append(CCFLAGS = ["/MD"]) if env.get("universal", 0) : assert(env["PLATFORM"] == "darwin") env.Append(CCFLAGS = [ "-isysroot", "/Developer/SDKs/MacOSX10.4u.sdk", "-arch", "i386", "-arch", "ppc"]) env.Append(LINKFLAGS = [ "-mmacosx-version-min=10.4", "-isysroot", "/Developer/SDKs/MacOSX10.4u.sdk", "-arch", "i386", "-arch", "ppc"]) if env.get("mac105", 0) : assert(env["PLATFORM"] == "darwin") env.Append(CCFLAGS = [ "-isysroot", "/Developer/SDKs/MacOSX10.5.sdk", "-arch", "i386"]) env.Append(LINKFLAGS = [ "-mmacosx-version-min=10.5", "-isysroot", "/Developer/SDKs/MacOSX10.5.sdk", "-arch", "i386"]) env.Append(FRAMEWORKS = ["Security"]) if not env["assertions"] : env.Append(CPPDEFINES = ["NDEBUG"]) if env["experimental"] : env.Append(CPPDEFINES = ["SWIFT_EXPERIMENTAL_FT"]) # If we build shared libs on AMD64, we need -fPIC. # This should have no performance impact om AMD64 if env["PLATFORM"] == "posix" and platform.machine() == "x86_64" : env.Append(CCFLAGS = ["-fPIC"]) # Warnings if env["PLATFORM"] == "win32" : # TODO: Find the ideal set of warnings #env.Append(CCFLAGS = ["/Wall"]) pass else : env.Append(CXXFLAGS = ["-Wextra", "-Wall", "-Wnon-virtual-dtor", "-Wundef", "-Wold-style-cast", "-Wno-long-long", "-Woverloaded-virtual", "-Wfloat-equal", "-Wredundant-decls"]) if not env.get("allow_warnings", False) : env.Append(CXXFLAGS = ["-Werror"]) gccVersion = env.get("CCVERSION", "0.0.0").split(".") if gccVersion >= ["4", "5", "0"] and not "clang" in env["CC"] : env.Append(CXXFLAGS = ["-Wlogical-op"]) if "clang" in env["CC"] : env.Append(CXXFLAGS = ["-W#warnings", "-Wc++0x-compat", "-Waddress-of-temporary", "-Wambiguous-member-template", "-Warray-bounds", "-Watomic-properties", "-Wbind-to-temporary-copy", "-Wbuiltin-macro-redefined", "-Wc++-compat", "-Wc++0x-extensions", "-Wcomments", "-Wconditional-uninitialized", "-Wconstant-logical-operand", "-Wdeclaration-after-statement", "-Wdeprecated", "-Wdeprecated-implementations", "-Wdeprecated-writable-strings", "-Wduplicate-method-arg", "-Wempty-body", "-Wendif-labels", "-Wenum-compare", "-Wformat=2", "-Wfour-char-constants", "-Wgnu", "-Wincomplete-implementation", "-Winvalid-noreturn", "-Winvalid-offsetof", "-Winvalid-token-paste", "-Wlocal-type-template-args", "-Wmethod-signatures", "-Wmicrosoft", "-Wmissing-declarations", "-Wnon-pod-varargs", "-Wnonfragile-abi2", "-Wnull-dereference", "-Wout-of-line-declaration", "-Woverlength-strings", "-Wpacked", "-Wpointer-arith", "-Wpointer-sign", "-Wprotocol", "-Wreadonly-setter-attrs", "-Wselector", "-Wshift-overflow", "-Wshift-sign-overflow", "-Wstrict-selector-match", "-Wsuper-class-method-mismatch", "-Wtautological-compare", "-Wtypedef-redefinition", "-Wundeclared-selector", "-Wunknown-warning-option", "-Wunnamed-type-template-args", "-Wunused-exception-parameter", "-Wunused-member-function", "-Wused-but-marked-unused", "-Wvariadic-macros"]) # To enable: # "-Wheader-hygiene" # "-Wnon-gcc", # "-Wweak-vtables", # "-Wlarge-by-value-copy", if env.get("coverage", 0) : assert(env["PLATFORM"] != "win32") env.Append(CCFLAGS = ["-fprofile-arcs", "-ftest-coverage"]) env.Append(LINKFLAGS = ["-fprofile-arcs", "-ftest-coverage"]) if env["PLATFORM"] == "win32" : env.Append(LIBS = ["user32", "crypt32", "dnsapi", "iphlpapi", "ws2_32", "wsock32", "Advapi32"]) env.Append(CCFLAGS = ["/EHsc", "/nologo"]) # FIXME: We should find a decent solution for MSVS 10 if int(env["MSVS_VERSION"].split(".")[0]) < 10 : env["LINKCOM"] = [env["LINKCOM"], 'mt.exe -nologo -manifest ${TARGET}.manifest -outputresource:$TARGET;1'] env["SHLINKCOM"] = [env["SHLINKCOM"], 'mt.exe -nologo -manifest ${TARGET}.manifest -outputresource:$TARGET;2'] if env["PLATFORM"] == "darwin" and not env["target"] in ["iphone-device", "iphone-simulator", "xcode"] : env.Append(FRAMEWORKS = ["IOKit", "AppKit", "SystemConfiguration"]) # Testing env["TEST_TYPE"] = env["test"] if "check" in ARGUMENTS : env["TEST_TYPE"] = "unit" env["checker_report"] = ARGUMENTS.get("checker_report", False) env["TEST"] = (env["TEST_TYPE"] != "none") or env.GetOption("clean") if env.get("valgrind", 0) : env["TEST_RUNNER"] = "valgrind --suppressions=QA/valgrind.supp -q --leak-check=full --track-origins=yes " env["TEST_IGNORE_RESULT"] = "ignore_test_result" in ARGUMENTS env["TEST_CREATE_LIBRARIES"] = "create_test_libraries" in ARGUMENTS # Packaging env["DIST"] = "dist" in ARGUMENTS or env.GetOption("clean") for path in ["SWIFT_INSTALLDIR", "SWIFTEN_INSTALLDIR"] : if ARGUMENTS.get(path, "") : if os.path.isabs(ARGUMENTS[path]) : env[path] = Dir(ARGUMENTS[path]).abspath else : env[path] = Dir("#/" + ARGUMENTS[path]).abspath ################################################################################ # XCode / iPhone / ... ################################################################################ target = env["target"] if target in ["iphone-device", "iphone-simulator", "xcode"] : # Extract/initialize all the information we need if target == "xcode" : # Get the information from the XCode environment env["XCODE_PLATFORM_DEVELOPER_BIN_DIR"] = os.environ["PLATFORM_DEVELOPER_BIN_DIR"] env["XCODE_SDKROOT"] = os.environ["SDKROOT"] env["XCODE_ARCH_FLAGS"] = sum([["-arch", arch] for arch in os.environ["ARCHS"].split(" ")], []) env["IPHONEOS_DEPLOYMENT_TARGET"] = os.environ["IPHONEOS_DEPLOYMENT_TARGET"] # Use absolute path sources so Xcode can highlight compilation errors in swiften env['CXXCOM'] = '$CXX -o $TARGET -c $CXXFLAGS $CCFLAGS $_CCCOMCOM ${SOURCES.abspath}' else : # Hard code values env["XCODE_PLATFORM_DEVELOPER_BIN_DIR"] = "/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin" if target == "iphone-device": env["XCODE_ARCH_FLAGS"] = ["-arch", "armv6", "-arch", "armv7"] sdkPart = "iPhoneOS" else : env["XCODE_ARCH_FLAGS"] = ["-arch", "i386"] sdkPart = "iPhoneSimulator" sdkVer = "4.3" env["XCODE_SDKROOT"] = "/Developer/Platforms/" + sdkPart + ".platform/Developer/SDKs/" + sdkPart + sdkVer + ".sdk" env["IPHONEOS_DEPLOYMENT_TARGET"] = "4.1" # Set the build flags env["CC"] = "$XCODE_PLATFORM_DEVELOPER_BIN_DIR/gcc" env["CXX"] = "$XCODE_PLATFORM_DEVELOPER_BIN_DIR/g++" env["OBJCCFLAGS"] = ["-fobjc-abi-version=2", "-fobjc-legacy-dispatch"] env["LD"] = env["CC"] env.Append(CCFLAGS = env["XCODE_ARCH_FLAGS"] + ["-fvisibility=hidden", "-miphoneos-version-min=" + env["IPHONEOS_DEPLOYMENT_TARGET"]]) if os.environ.get("GCC_THUMB_SUPPORT", False) : env.Append(CCFLAGS = ["-mthumb"]) env.Append(LINKFLAGS = env["XCODE_ARCH_FLAGS"]) env.Append(CPPFLAGS = ["-isysroot", "$XCODE_SDKROOT"]) env.Append(FRAMEWORKS = ["CoreFoundation", "Foundation", "UIKit", "CoreGraphics"]) env.Append(LINKFLAGS = env["XCODE_ARCH_FLAGS"] + ["-isysroot", "$XCODE_SDKROOT", "-L\"$XCODE_SDKROOT/usr/lib\"", "-F\"$XCODE_SDKROOT/System/Library/Frameworks\"", "-F\"$XCODE_SDKROOT/System/Library/PrivateFrameworks\""]) # Bit of a hack, because BOOST doesn't know the endianness for ARM env.Append(CPPDEFINES = ["_LITTLE_ENDIAN"]) # CCache if env.get("ccache", False) : env["ENV"]["HOME"] = os.environ["HOME"] for var in os.environ : if var.startswith("CCACHE_") : env["ENV"][var] = os.environ[var] if env.get("CC", "") != "" : env["CC"] = "ccache " + env["CC"] else : env["CC"] = "ccache gcc" if env.get("CXX", "") != "" : env["CXX"] = "ccache " + env["CXX"] else : env["CC"] = "ccache g++" conf_env = env.Clone() Export("env") Export("conf_env") variant = "" if env["enable_variants"] : fingerprint = ",".join([flag for flag in env["CXXFLAGS"] + env["CCFLAGS"] if not flag.startswith("-W") and not flag.startswith("-fvisibility")]) variant = "build/" + fingerprint if not os.path.exists(Dir("#/build").abspath) : os.mkdir(Dir("#/build").abspath) if os.path.exists(Dir("#/build/current").abspath) : os.unlink(Dir("#/build/current").abspath) os.symlink(os.path.basename(variant), Dir("#/build/current").abspath) Return("variant")