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|
LIBRARY()
LICENSE(
Apache-2.0 AND
Apache-2.0 WITH LLVM-exception AND
BSD-2-Clause AND
MIT AND
NCSA
)
LICENSE_TEXTS(.yandex_meta/licenses.list.txt)
VERSION(2021-04-02-7959d59028dd126416cdf10dbbd22162922e1336)
OWNER(
halyavin
somov
g:cpp-committee
g:cpp-contrib
)
ADDINCL(
GLOBAL contrib/libs/cxxsupp/libcxx/include
)
CXXFLAGS(-D_LIBCPP_BUILDING_LIBRARY)
IF (OS_ANDROID)
DEFAULT(CXX_RT "default")
IF (ARCH_I686 OR ARCH_ARM7)
# 32-bit architectures require additional libandroid_support.so to be linked
# We add --start-group / --end-group statements due to the issue in NDK < r22.
# See: https://github.com/android/ndk/issues/1130
#
# Though these statements are not respected by LLD, they might have sense for other linkers.
LDFLAGS(
-Wl,--start-group
-lc++abi
-landroid_support
-Wl,--end-group
)
ELSE()
LDFLAGS(-lc++abi)
ENDIF()
CFLAGS(
-DLIBCXX_BUILDING_LIBCXXABI
)
ELSEIF (OS_IOS)
# Take cxxabi implementation from system.
LDFLAGS(-lc++abi)
CFLAGS(
-DLIBCXX_BUILDING_LIBCXXABI
)
# Yet take builtins library from Arcadia
PEERDIR(
contrib/libs/cxxsupp/builtins
)
ELSEIF (CLANG OR MUSL OR OS_DARWIN OR USE_LTO)
IF (ARCH_ARM7)
# XXX: libcxxrt support for ARM is currently broken
DEFAULT(CXX_RT "glibcxx_static")
# ARM7 OS_SDK has old libstdc++ without aligned allocation support
CFLAGS(
GLOBAL -fno-aligned-new
)
ELSE()
DEFAULT(CXX_RT "libcxxrt")
ENDIF()
IF (MUSL)
PEERDIR(
contrib/libs/musl/include
)
ENDIF()
ELSEIF (OS_WINDOWS)
SRCS(
src/support/win32/locale_win32.cpp
src/support/win32/support.cpp
src/support/win32/atomic_win32.cpp
src/support/win32/new_win32.cpp
src/support/win32/thread_win32.cpp
)
CFLAGS(
GLOBAL -D_LIBCPP_VASPRINTF_DEFINED
GLOBAL -D_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_
)
IF (CLANG_CL)
PEERDIR(
contrib/libs/cxxsupp/builtins
)
ENDIF()
ELSE()
DEFAULT(CXX_RT "glibcxx_static")
CXXFLAGS(
-Wno-unknown-pragmas
-nostdinc++
)
ENDIF()
IF (OS_LINUX)
EXTRALIBS(-lpthread)
ENDIF()
IF (CLANG)
CFLAGS(
GLOBAL -nostdinc++
)
ENDIF()
# The CXX_RT variable controls which C++ runtime is used.
# * libcxxrt - https://github.com/pathscale/libcxxrt library stored in Arcadia
# * glibcxx - GNU C++ Library runtime with default (static) linkage
# * glibcxx_static - GNU C++ Library runtime with static linkage
# * glibcxx_dynamic - GNU C++ Library runtime with dynamic linkage
# * glibcxx_driver - GNU C++ Library runtime provided by the compiler driver
# * default - default C++ runtime provided by the compiler driver
#
# All glibcxx* runtimes are taken from system/compiler SDK
DEFAULT(CXX_RT "default")
DISABLE(NEED_GLIBCXX_CXX17_SHIMS)
IF (CXX_RT == "libcxxrt")
PEERDIR(
contrib/libs/cxxsupp/libcxxabi-parts
contrib/libs/cxxsupp/libcxxrt
contrib/libs/cxxsupp/builtins
)
ADDINCL(
contrib/libs/cxxsupp/libcxxrt
)
CFLAGS(
GLOBAL -DLIBCXX_BUILDING_LIBCXXRT
)
# These builtins are equivalent to clang -rtlib=compiler_rt and
# are needed by potentially any code generated by clang.
# With glibcxx runtime, builtins are provided by libgcc
ELSEIF (CXX_RT == "glibcxx" OR CXX_RT == "glibcxx_static")
LDFLAGS(
-Wl,-Bstatic
-lsupc++
-lgcc
-lgcc_eh
-Wl,-Bdynamic
)
CXXFLAGS(-D__GLIBCXX__=1)
ENABLE(NEED_GLIBCXX_CXX17_SHIMS)
CFLAGS(
GLOBAL -DLIBCXX_BUILDING_LIBGCC
)
ELSEIF (CXX_RT == "glibcxx_dynamic")
LDFLAGS(
-lgcc_s
-lstdc++
)
CXXFLAGS(-D__GLIBCXX__=1)
CFLAGS(
GLOBAL -DLIBCXX_BUILDING_LIBGCC
)
ENABLE(NEED_GLIBCXX_CXX17_SHIMS)
ELSEIF (CXX_RT == "glibcxx_driver")
CXXFLAGS(-D__GLIBCXX__=1)
ELSEIF (CXX_RT == "default")
# Do nothing
ELSE()
MESSAGE(FATAL_ERROR "Unexpected CXX_RT value: ${CXX_RT}")
ENDIF()
IF (NEED_GLIBCXX_CXX17_SHIMS)
IF (GCC)
# Assume GCC is bundled with a modern enough version of C++ runtime
ELSEIF (OS_SDK == "ubuntu-12" OR OS_SDK == "ubuntu-14" OR OS_SDK == "ubuntu-16")
# Prior to ubuntu-18, system C++ runtime for C++17 is incomplete
SRCS(
glibcxx_eh_cxx17.cpp
)
ENDIF()
ENDIF()
NO_UTIL()
NO_RUNTIME()
NO_COMPILER_WARNINGS()
IF (FUZZING)
NO_SANITIZE()
NO_SANITIZE_COVERAGE()
ENDIF()
SRCS(
src/algorithm.cpp
src/any.cpp
src/atomic.cpp
src/barrier.cpp
src/bind.cpp
src/charconv.cpp
src/chrono.cpp
src/condition_variable.cpp
src/condition_variable_destructor.cpp
src/debug.cpp
src/exception.cpp
src/filesystem/directory_iterator.cpp
src/filesystem/operations.cpp
src/format.cpp
src/functional.cpp
src/future.cpp
src/hash.cpp
src/ios.cpp
src/ios.instantiations.cpp
src/iostream.cpp
src/locale.cpp
src/memory.cpp
src/mutex.cpp
src/mutex_destructor.cpp
src/optional.cpp
src/random.cpp
src/random_shuffle.cpp
src/regex.cpp
src/shared_mutex.cpp
src/stdexcept.cpp
src/string.cpp
src/strstream.cpp
src/system_error.cpp
src/thread.cpp
src/typeinfo.cpp
src/utility.cpp
src/valarray.cpp
src/variant.cpp
src/vector.cpp
)
IF (NOT OS_WINDOWS)
SRCS(
src/new.cpp
)
ENDIF()
END()
|
