user-config.jam for targeting iOS with Boost.Build and Clang

user-config.jam

local xcCLANG = [ SHELL "xcrun -sdk iphoneos -f clang" ] ;
local CLANG = [ MATCH "([^
]*)" : $(xcCLANG) ] ;
ECHO "CLANG = $(CLANG)" ;

local xcDEVDIR = [ SHELL "xcode-select --print-path" ] ;
local DEVDIR = [ MATCH "([^
]*)" : $(xcDEVDIR) ] ;
ECHO "DEVDIR = $(DEVDIR)" ;

local EXTRA_CXX_FLAGS = "-g -fvisibility=hidden -fvisibility-inlines-hidden" ;
local IPHONE_CXX_FLAGS = "-miphoneos-version-min=5.0" ;
local IOS_SIMULATOR_CXX_FLAGS = "-mios-simulator-version-min=5.0" ;

using darwin :
      : $(CLANG)
      : <cxxflags>$(EXTRA_CXX_FLAGS)
      ;

using darwin : 6.0~iphone
      : $(CLANG) -arch armv6 -arch armv7 -arch armv7s
      : <cxxflags>$(IPHONE_CXX_FLAGS) <root>$(DEVDIR)/Platforms/iPhoneOS.platform/Developer <macosx-version>iphone-6.0 <target-os>iphone
      ;

using darwin : 6.0~iphonesim
      : $(CLANG) -arch i386
      : <cxxflags>$(IOS_SIMULATOR_CXX_FLAGS) <root>$(DEVDIR)/Platforms/iPhoneSimulator.platform/Developer <macosx-version>iphonesim-6.0 <target-os>iphone
      ;

I want to build an iPhone app by using Boost.Build, I mean I just wanted to issue some "b2..." command and Boost.Build makes a final executable version for iPhone instead of making boost.framework and add that into Xcode project!
Have you ever tried this way?
Thanks.