在ubuntu里面解压，没有做任何修改. setenv ，然后make -j8。编译一段时间后出现问题，信息如下：
Export includes file: frameworks/base/tools/aidl/Android.mk -- out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/export_includes
Notice file: frameworks/base/tools/aidl/NOTICE -- out/host/linux-x86/obj/NOTICE_FILES/src//bin/aidl.txt
flex-2.5.39: fatal internal error, exec of /usr/bin/m4 failed
frameworks/base/tools/aidl/aidl_language_l.l:55: warning, rule cannot be matched
build/core/binary.mk:574: recipe for target 'out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp' failed
make: *** [out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp] Broken pipe
make: *** Deleting file 'out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp'
make: *** Waiting for unfinished jobs....
build/core/binary.mk:537: recipe for target 'out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp' failed
make: *** [out/host/linux-x86/obj32/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp] Broken pipe
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
