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同步操作将从 OpenHarmony/third_party_musl 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
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import("//build/ohos.gni")
import("//third_party/optimized-routines/optimized-routines.gni")
import("musl_src.gni")
template("musl_libs") {
no_default_deps = true
forward_variables_from(invoker, [ "target_abi" ])
abi_prefix = target_abi
if (target_abi == "soft") {
_libs_path_prefix = "."
_libs_out_dir = "usr/lib/${musl_target_triple}"
} else {
_libs_path_prefix = "${target_abi}"
_libs_out_dir = "usr/lib/${musl_target_triple}/${target_abi}"
}
musl_subarch = ""
if (target_abi == "a7_hard_neon-vfpv4") {
musl_subarch = "hf"
}
dfx_deps = [ "//base/hiviewdfx/faultloggerd/interfaces/innerkits/signal_handler:dfxsignalhandler" ]
porting_deps = [
"//third_party/musl:create_alltypes_h",
"//third_party/musl:create_porting_src",
"//third_party/musl:create_syscall_h",
"//third_party/musl:create_version_h",
]
group(target_name) {
deps = [
":${abi_prefix}_create_linker",
":${abi_prefix}_libc_musl_shared",
":${abi_prefix}_libc_musl_static",
":${abi_prefix}_musl_crt_libs",
]
}
group("${abi_prefix}_shared_libs") {
deps = [
":${abi_prefix}_libc_musl_shared",
":${abi_prefix}_libcrypt",
":${abi_prefix}_libdl",
":${abi_prefix}_libm",
":${abi_prefix}_libpthread",
":${abi_prefix}_libresolv",
":${abi_prefix}_librt",
":${abi_prefix}_libutil",
":${abi_prefix}_libxnet",
":${abi_prefix}_musl_crt_libs",
":musl_headers",
]
}
group("${abi_prefix}_static_libs") {
deps = [
":${abi_prefix}_libc_musl_static",
":${abi_prefix}_libcrypt",
":${abi_prefix}_libdl",
":${abi_prefix}_libm",
":${abi_prefix}_libpthread",
":${abi_prefix}_libresolv",
":${abi_prefix}_librt",
":${abi_prefix}_libutil",
":${abi_prefix}_libxnet",
":${abi_prefix}_musl_crt_libs",
":musl_headers",
]
}
group("${abi_prefix}_musl_crt_libs") {
deps = [ ":${abi_prefix}_musl_crt_install_action" ]
}
# part of default_compiler_configs from build/config/BUILDCONFIG.gn
musl_inherited_configs = [
"//build/config/compiler:afdo",
"//build/config/compiler:afdo_optimize_size",
"//build/config/compiler:compiler",
"//build/config/compiler:compiler_arm_fpu",
"//build/config/compiler:compiler_arm_thumb",
"//build/config/compiler:chromium_code",
"//build/config/compiler:default_include_dirs",
"//build/config/compiler:default_optimization",
"//build/config/compiler:default_stack_frames",
"//build/config/compiler:default_symbols",
"//build/config/compiler:export_dynamic",
"//build/config/compiler:no_exceptions",
"//build/config/compiler:no_rtti",
"//build/config/compiler:runtime_library",
"//build/config/compiler:thin_archive",
"//build/config/sanitizers:default_sanitizer_flags",
]
config("${abi_prefix}_musl_abi_config") {
if (musl_arch == "arm") {
if (target_abi == "soft") {
cflags = [ "-mfloat-abi=soft" ]
} else if (target_abi == "a7_soft") {
cflags = [
"-mcpu=cortex-a7",
"-mfloat-abi=soft",
]
} else if (target_abi == "a7_softfp_neon-vfpv4") {
cflags = [
"-mcpu=cortex-a7",
"-mfloat-abi=softfp",
"-mfpu=neon-vfpv4",
]
} else if (target_abi == "a7_hard_neon-vfpv4") {
cflags = [
"-mcpu=cortex-a7",
"-mfloat-abi=hard",
"-mfpu=neon-vfpv4",
]
}
}
}
config("${abi_prefix}_musl_config") {
configs = [ ":${abi_prefix}_musl_abi_config" ]
include_dirs = [
"${target_out_dir}/${musl_ported_dir}/arch/${musl_arch}",
"${target_out_dir}/${musl_ported_dir}/arch/generic",
"${target_out_dir}/${musl_ported_dir}/src/internal",
"${target_out_dir}/${musl_ported_dir}/src/include",
"${target_out_dir}/${musl_ported_dir}/include",
"${target_out_dir}/${musl_inc_out_dir}",
]
cflags_basic = [
"--target=${musl_target_triple}",
"-Wall",
"-D_FORTIFY_SOURCE=2",
"-Wl,-z,relro,-z,now,-z,noexecstack",
]
if (musl_arch == "arm") {
cflags_basic += [ "-march=armv7-a" ]
cflags_basic += [ "-mtp=cp15" ]
} else if (musl_arch == "aarch64") {
cflags_basic += [ "-march=armv8" ]
}
cflags_auto = [
"-D_XOPEN_SOURCE=700",
"-g",
"-pipe",
"-fno-omit-frame-pointer",
"-funwind-tables",
"-fasynchronous-unwind-tables",
"-ffunction-sections",
"-fdata-sections",
"-Werror=implicit-function-declaration",
"-Werror=implicit-int",
"-Werror=pointer-sign",
"-Werror=pointer-arith",
"-Qunused-arguments",
]
if (!is_asan) {
cflags_auto += [ "-DHOOK_ENABLE" ]
}
cflags_auto += [ "-DRESERVE_SIGNAL_STACK" ]
cflags_auto += [ "-DDFX_SIGNAL_LIBC" ]
cflags_c99fse = [
"-std=c99",
"-nostdinc",
"-ffreestanding",
"-frounding-math",
"-Wa,--noexecstack",
]
cflags_all = cflags_basic + cflags_c99fse + cflags_auto
cflags = cflags_all
defines = []
if ("${target_abi}" != "a7_hard_neon-vfpv4") {
defines += [ "BROKEN_VFP_ASM" ]
}
if (is_standard_system) {
defines += [
"OHOS_DNS_PROXY_BY_NETSYS=1",
"OHOS_PERMISSION_INTERNET=1",
]
}
if (enable_musl_log) {
defines += [ "ENABLE_MUSL_LOG" ]
}
dynamic_list =
rebase_path("${target_out_dir}/${musl_ported_dir}/dynamic.list")
ldflags = cflags_all
ldflags += [
"--target=${musl_target_triple}",
"-fuse-ld=lld",
"-Wl,--sort-section,alignment",
"-Wl,--sort-common",
"-Wl,--gc-sections",
"-Wl,--hash-style=both",
"-Wl,--no-undefined",
"-Wl,--exclude-libs=ALL",
"-Wl,--dynamic-list=${dynamic_list}",
]
asmflags = cflags
}
config("${abi_prefix}_hook") {
defines = []
configs = []
if (is_posix) {
configs += [ "//build/config/posix:runtime_library" ]
}
cflags_cc = []
defines = [
"__GNU_SOURCE=1", # Necessary for clone().
"CHROMIUM_CXX_TWEAK_INLINES", # Saves binary size.
]
defines += [
"__MUSL__",
"_LIBCPP_HAS_MUSL_LIBC",
"__BUILD_LINUX_WITH_CLANG",
]
if (!is_asan) {
defines += [ "HOOK_ENABLE" ]
}
ldflags = [ "-nostdlib" ]
libs = []
if (is_component_build) {
defines += [ "COMPONENT_BUILD" ]
}
}
source_set("${abi_prefix}_musl_crt") {
sources = [
"${target_out_dir}/${musl_ported_dir}/crt/${musl_arch}/crti.s",
"${target_out_dir}/${musl_ported_dir}/crt/${musl_arch}/crtn.s",
"${target_out_dir}/${musl_ported_dir}/crt/Scrt1.c",
"${target_out_dir}/${musl_ported_dir}/crt/crt1.c",
"${target_out_dir}/${musl_ported_dir}/crt/rcrt1.c",
]
defines = [ "CRT" ]
configs -= musl_inherited_configs
configs += [ ":${abi_prefix}_musl_config" ]
cflags = [
"-fPIC",
"-fno-stack-protector",
]
deps = porting_deps
asmflags = cflags
}
source_set("${abi_prefix}_musl_src") {
sources_orig = []
sources = []
set_sources_assignment_filter([])
sources_orig = musl_src_arch_file + musl_src_file
sources_orig -= musl_src_filterout
sources_orig -= [
"src/string/mempcpy.c",
"src/string/memset.c",
"src/env/__init_tls.c",
"src/env/__libc_start_main.c",
"src/env/__stack_chk_fail.c",
]
if (musl_arch == "arm") {
sources_orig -= [
"src/thread/${musl_arch}/__set_thread_area.c",
"src/string/arm/memcpy_le.S",
"src/string/memchr.c",
"src/string/strcmp.c",
"src/string/strlen.c",
]
} else if (musl_arch == "aarch64") {
sources_orig -= [
"src/thread/${musl_arch}/__set_thread_area.s",
"src/string/memcpy.c",
"src/string/memchr.c",
"src/string/strcpy.c",
"src/string/strcmp.c",
"src/string/strlen.c",
]
} else if (musl_arch == "x86_64") {
sources_orig -= [ "src/thread/${musl_arch}/__set_thread_area.s" ]
}
defines = []
if ("${target_abi}" == "a7_hard_neon-vfpv4") {
defines += [ "__ARM_PCS_VFP" ]
}
if (musl_secure_level > 0) {
defines += [ "MALLOC_FREELIST_HARDENED" ]
}
if (musl_secure_level >= 3) {
defines += [ "MALLOC_SECURE_ALL" ]
}
foreach(s, sources_orig) {
sources += [ "${target_out_dir}/${musl_ported_dir}/${s}" ]
}
if (musl_arch == "arm") {
sources += [
"$OPTRTDIR/string/arm/memchr.S",
"$OPTRTDIR/string/arm/memcpy.S",
"$OPTRTDIR/string/arm/strcmp.S",
"$OPTRTDIR/string/arm/strlen-armv6t2.S",
]
asmflags = [
"-D__memcpy_arm = memcpy",
"-D__memchr_arm = memchr",
"-D__strcmp_arm = strcmp",
"-D__strlen_armv6t2 = strlen",
]
} else if (musl_arch == "aarch64") {
if (defined(ARM_FEATURE_SVE)) {
sources += [
"$OPTRTDIR/string/aarch64/memchr-sve.S",
"$OPTRTDIR/string/aarch64/memcpy.S",
"$OPTRTDIR/string/aarch64/strcmp-sve.S",
"$OPTRTDIR/string/aarch64/strcpy-sve.S",
"$OPTRTDIR/string/aarch64/strlen-sve.S",
]
asmflags = [
"-D__memcpy_aarch64 = memcpy",
"-D__memchr_aarch64_sve = memchr",
"-D__strcmp_aarch64_sve = strcmp",
"-D__strlen_aarch64_sve = strlen",
"-D__strcpy_aarch64_sve = strcpy",
]
} else if (defined(ARM_FEATURE_MTE)) {
sources += [
"$OPTRTDIR/string/aarch64/memchr-mte.S",
"$OPTRTDIR/string/aarch64/memcpy.S",
"$OPTRTDIR/string/aarch64/strcmp-mte.S",
"$OPTRTDIR/string/aarch64/strcpy-mte.S",
"$OPTRTDIR/string/aarch64/strlen-mte.S",
]
asmflags = [
"-D__memcpy_aarch64 = memcpy",
"-D__memchr_aarch64_mte = memchr",
"-D__strcmp_aarch64_mte = strcmp",
"-D__strlen_aarch64_mte = strlen",
"-D__strcpy_aarch64_mte = strcpy",
]
} else {
sources += [
"$OPTRTDIR/string/aarch64/memchr.S",
"$OPTRTDIR/string/aarch64/memcpy.S",
"$OPTRTDIR/string/aarch64/strcmp.S",
"$OPTRTDIR/string/aarch64/strcpy.S",
"$OPTRTDIR/string/aarch64/strlen.S",
]
asmflags = [
"-D__memcpy_aarch64 = memcpy",
"-D__memchr_aarch64 = memchr",
"-D__strcmp_aarch64 = strcmp",
"-D__strlen_aarch64 = strlen",
"-D__strcpy_aarch64 = strcpy",
]
}
}
cflags = [
"-O3",
"-fPIC",
"-fstack-protector-strong",
]
configs -= musl_inherited_configs
configs += [ ":${abi_prefix}_musl_config" ]
if (!defined(defines)) {
defines = []
}
if (musl_target_os == "linux" && product_path != "" &&
product_path != rebase_path("//productdefine/common/products")) {
_product_config = read_file("${product_path}/config.json", "json")
if (defined(_product_config.device_stack_size)) {
defines += [ "TARGET_STACK_SIZE=${_product_config.device_stack_size}" ]
}
if (defined(_product_config.device_guard_size)) {
defines += [ "TARGET_GUARD_SIZE=${_product_config.device_guard_size}" ]
}
}
deps = porting_deps
}
source_set("${abi_prefix}_musl_src_nossp") {
sources = []
sources_orig = [
"src/string/mempcpy.c",
"src/string/memset.c",
"src/env/__init_tls.c",
"src/env/__libc_start_main.c",
"src/env/__stack_chk_fail.c",
]
if (musl_arch == "arm") {
sources_orig += [ "src/thread/${musl_arch}/__set_thread_area.c" ]
} else if (musl_arch == "aarch64") {
sources_orig += [ "src/thread/${musl_arch}/__set_thread_area.s" ]
} else if (musl_arch == "x86_64") {
sources_orig += [ "src/thread/${musl_arch}/__set_thread_area.s" ]
}
foreach(s, sources_orig) {
sources += [ "${target_out_dir}/${musl_ported_dir}/${s}" ]
}
configs -= musl_inherited_configs
configs += [ ":${abi_prefix}_musl_config" ]
cflags = [
"-O3",
"-fPIC",
"-fno-stack-protector",
]
deps = porting_deps
}
source_set("${abi_prefix}_musl_ldso") {
sources = []
sources_orig = musl_src_ldso
foreach(s, sources_orig) {
sources += [ "${target_out_dir}/${musl_ported_dir}/${s}" ]
}
configs -= musl_inherited_configs
configs += [ ":${abi_prefix}_musl_config" ]
cflags = [
"-fPIC",
"-fno-stack-protector",
]
if (is_asan) {
defines = [
"NSLIST_DEFAULT_SIZE=1600",
"DSOLIST_DEFAULT_SIZE=1600",
"INHERIT_DEFAULT_SIZE=1600",
]
} else {
defines = [
"HANDLE_RANDOMIZATION",
"LOAD_ORDER_RANDOMIZATION",
]
}
deps = porting_deps
}
source_set("${abi_prefix}_musl_hook") {
sources = [
"./porting/linux/user/src/hook/malloc_common.c",
"./porting/linux/user/src/hook/memory_tag.c",
"./porting/linux/user/src/hook/musl_preinit.c",
"./porting/linux/user/src/hook/musl_preinit_common.c",
]
deps = [
"//third_party/musl:create_alltypes_h",
"//third_party/musl:create_porting_src",
"//third_party/musl:create_syscall_h",
"//third_party/musl:create_version_h",
"//third_party/musl:musl_copy_inc_bits",
"//third_party/musl:musl_copy_inc_fortify",
"//third_party/musl:musl_copy_inc_root",
"//third_party/musl:musl_copy_inc_sys",
]
configs -= musl_inherited_configs
configs += [
"//build/config/compiler:compiler",
":${abi_prefix}_hook",
]
}
static_library("${abi_prefix}_libc_musl_static") {
output_name = "libc"
complete_static_lib = true
configs -= musl_inherited_configs
output_dir = "${target_out_dir}/${_libs_out_dir}"
deps = [
":${abi_prefix}_musl_hook",
":${abi_prefix}_musl_src",
":${abi_prefix}_musl_src_nossp",
]
deps += dfx_deps
}
static_library("${abi_prefix}_libm") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libm"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_librt") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "librt"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libpthread") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libpthread"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libcrypt") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libcrypt"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libutil") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libutil"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libresolv") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libresolv"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libxnet") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libxnet"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
static_library("${abi_prefix}_libdl") {
complete_static_lib = true
configs -= musl_inherited_configs
output_name = "libdl"
output_dir = "${target_out_dir}/${_libs_out_dir}"
}
shared_library("${abi_prefix}_libc_musl_shared") {
output_dir = "${target_out_dir}/${_libs_out_dir}"
output_name = "libc"
output_extension = "so"
libclang_rt_path = rebase_path(
"${runtime_lib_path}/${musl_target_triple}/${_libs_path_prefix}")
musl_lib_path = rebase_path("${target_out_dir}/${_libs_out_dir}")
ldflags = [
"-nostdlib",
"-Wl,-e,_dlstart",
"-L${libclang_rt_path}",
"-lclang_rt.builtins",
"-lunwind",
"-L${musl_lib_path}",
"-ldl",
"-lpthread",
]
configs -= musl_inherited_configs
configs -= [ "//build/config:default_libs" ]
configs += [ ":${abi_prefix}_musl_config" ]
deps = [
":${abi_prefix}_libdl",
":${abi_prefix}_libpthread",
":${abi_prefix}_musl_crt_install_action",
":${abi_prefix}_musl_hook",
":${abi_prefix}_musl_ldso",
":${abi_prefix}_musl_src",
":${abi_prefix}_musl_src_nossp",
]
deps += dfx_deps
}
action_foreach("${abi_prefix}_musl_crt_install_action") {
redir = "${root_out_dir}/obj"
script = "${target_out_dir}/${musl_ported_dir}/scripts/install.py"
sources = [
"${redir}/${target_out_dir}/${musl_ported_dir}/crt/${abi_prefix}_musl_crt/Scrt1.o",
"${redir}/${target_out_dir}/${musl_ported_dir}/crt/${abi_prefix}_musl_crt/crt1.o",
"${redir}/${target_out_dir}/${musl_ported_dir}/crt/${abi_prefix}_musl_crt/rcrt1.o",
"${redir}/${target_out_dir}/${musl_ported_dir}/crt/${musl_arch}/${abi_prefix}_musl_crt/crti.o",
"${redir}/${target_out_dir}/${musl_ported_dir}/crt/${musl_arch}/${abi_prefix}_musl_crt/crtn.o",
]
outputs = [ "${root_build_dir}/obj/third_party/musl/${_libs_out_dir}/{{source_file_part}}" ]
args = [
"--input",
"{{source}}",
]
args += [ "--output" ] + rebase_path(outputs, root_build_dir)
deps = [ ":${abi_prefix}_musl_crt" ]
}
copy("${abi_prefix}_create_linker") {
deps = [ ":${abi_prefix}_libc_musl_shared" ]
# _libc_shared_outputs = get_target_outputs(":${abi_prefix}_libc_musl_shared")
_libc_shared_so = "${target_out_dir}/${_libs_out_dir}/libc.so"
sources = [ _libc_shared_so ]
if (is_asan) {
asan = "-asan"
} else {
asan = ""
}
_muls_linker_so = "${root_out_dir}/common/common/libc/${_libs_path_prefix}/ld-musl-${musl_arch}${musl_subarch}${asan}.so.1"
outputs = [ _muls_linker_so ]
}
}
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