102 lines
3.4 KiB
Python
102 lines
3.4 KiB
Python
# this module contains all the defaults used by the generation of cleaned-up headers
|
|
# for the Bionic C library
|
|
#
|
|
|
|
import time, os, sys
|
|
from utils import *
|
|
|
|
# the list of supported architectures
|
|
#
|
|
kernel_archs = [ 'arm', 'x86' ]
|
|
|
|
# the list of include directories that belong to the kernel
|
|
# tree. used when looking for sources...
|
|
#
|
|
kernel_dirs = [ "linux", "asm", "asm-generic", "mtd" ]
|
|
|
|
# path to the directory containing the original kernel headers
|
|
#
|
|
kernel_original_path = os.path.normpath( find_program_dir() + '/../original' )
|
|
|
|
# a special value that is used to indicate that a given macro is known to be
|
|
# undefined during optimization
|
|
kCppUndefinedMacro = "<<<undefined>>>"
|
|
|
|
# this is the set of known macros we want to totally optimize out from the
|
|
# final headers
|
|
kernel_known_macros = {
|
|
"__KERNEL__": kCppUndefinedMacro,
|
|
"__KERNEL_STRICT_NAMES":"1",
|
|
"__CHECKER__": kCppUndefinedMacro,
|
|
"__CHECK_ENDIAN__": kCppUndefinedMacro,
|
|
}
|
|
|
|
# define to true if you want to remove all defined(CONFIG_FOO) tests
|
|
# from the clean headers. testing shows that this is not strictly necessary
|
|
# but just generates cleaner results
|
|
kernel_remove_config_macros = True
|
|
|
|
# maps an architecture to a set of default macros that would be provided by
|
|
# toolchain preprocessor
|
|
kernel_default_arch_macros = {
|
|
"arm": {},
|
|
"x86": {"__i386__": "1"},
|
|
}
|
|
|
|
# this is the set of known static inline functions that we want to keep
|
|
# in the final ARM headers. this is only used to keep optimized byteswapping
|
|
# static functions and stuff like that.
|
|
kernel_known_arm_statics = set(
|
|
[ "___arch__swab32", # asm-arm/byteorder.h
|
|
]
|
|
)
|
|
|
|
kernel_known_x86_statics = set(
|
|
[ "___arch__swab32", # asm-x86/byteorder.h
|
|
"___arch__swab64", # asm-x86/byteorder.h
|
|
]
|
|
)
|
|
|
|
kernel_known_generic_statics = set(
|
|
[ "__invalid_size_argument_for_IOC", # asm-generic/ioctl.h
|
|
"__cmsg_nxthdr", # linux/socket.h
|
|
"cmsg_nxthdr", # linux/socket.h
|
|
"ipt_get_target",
|
|
]
|
|
)
|
|
|
|
# this maps an architecture to the set of static inline functions that
|
|
# we want to keep in the final headers
|
|
#
|
|
kernel_known_statics = {
|
|
"arm" : kernel_known_arm_statics,
|
|
"x86" : kernel_known_x86_statics
|
|
}
|
|
|
|
# this is a list of macros which we want to specifically exclude from
|
|
# the generated files.
|
|
#
|
|
kernel_ignored_macros = set(
|
|
[ "MAXHOSTNAMELEN", # for some reason, Linux defines it to 64
|
|
# while most of the BSD code expects this to be 256
|
|
# so ignore the kernel-provided definition and
|
|
# define it in the Bionic headers instead
|
|
]
|
|
)
|
|
|
|
# this is the standard disclaimer
|
|
#
|
|
kernel_disclaimer = """\
|
|
/****************************************************************************
|
|
****************************************************************************
|
|
***
|
|
*** This header was automatically generated from a Linux kernel header
|
|
*** of the same name, to make information necessary for userspace to
|
|
*** call into the kernel available to libc. It contains only constants,
|
|
*** structures, and macros generated from the original header, and thus,
|
|
*** contains no copyrightable information.
|
|
***
|
|
****************************************************************************
|
|
****************************************************************************/
|
|
"""
|