From 16ff81ed8b1ed9aa06fb1a731a2446b66cc49bef Mon Sep 17 00:00:00 2001 From: patrick Date: Mon, 11 Jan 2021 15:31:56 +0000 Subject: Remove libc++ and libc++abi 8.0.0 now that we switched to version 10.0.1 in the gnu/ directory. --- lib/libcxx/src/system_error.cpp | 296 ---------------------------------------- 1 file changed, 296 deletions(-) delete mode 100644 lib/libcxx/src/system_error.cpp (limited to 'lib/libcxx/src/system_error.cpp') diff --git a/lib/libcxx/src/system_error.cpp b/lib/libcxx/src/system_error.cpp deleted file mode 100644 index 06caa6fecd9..00000000000 --- a/lib/libcxx/src/system_error.cpp +++ /dev/null @@ -1,296 +0,0 @@ -//===---------------------- system_error.cpp ------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "__config" - -#include "system_error" - -#include "include/config_elast.h" -#include "cerrno" -#include "cstring" -#include "cstdio" -#include "cstdlib" -#include "string" -#include "string.h" -#include "__debug" - -#if defined(__ANDROID__) -#include -#endif - -_LIBCPP_BEGIN_NAMESPACE_STD - -// class error_category - -#if defined(_LIBCPP_DEPRECATED_ABI_LEGACY_LIBRARY_DEFINITIONS_FOR_INLINE_FUNCTIONS) -error_category::error_category() _NOEXCEPT -{ -} -#endif - -error_category::~error_category() _NOEXCEPT -{ -} - -error_condition -error_category::default_error_condition(int ev) const _NOEXCEPT -{ - return error_condition(ev, *this); -} - -bool -error_category::equivalent(int code, const error_condition& condition) const _NOEXCEPT -{ - return default_error_condition(code) == condition; -} - -bool -error_category::equivalent(const error_code& code, int condition) const _NOEXCEPT -{ - return *this == code.category() && code.value() == condition; -} - -#if !defined(_LIBCPP_HAS_NO_THREADS) -namespace { - -// GLIBC also uses 1024 as the maximum buffer size internally. -constexpr size_t strerror_buff_size = 1024; - -string do_strerror_r(int ev); - -#if defined(_LIBCPP_MSVCRT_LIKE) -string do_strerror_r(int ev) { - char buffer[strerror_buff_size]; - if (::strerror_s(buffer, strerror_buff_size, ev) == 0) - return string(buffer); - std::snprintf(buffer, strerror_buff_size, "unknown error %d", ev); - return string(buffer); -} -#else - -// Only one of the two following functions will be used, depending on -// the return type of strerror_r: - -// For the GNU variant, a char* return value: -__attribute__((unused)) const char * -handle_strerror_r_return(char *strerror_return, char *buffer) { - // GNU always returns a string pointer in its return value. The - // string might point to either the input buffer, or a static - // buffer, but we don't care which. - return strerror_return; -} - -// For the POSIX variant: an int return value. -__attribute__((unused)) const char * -handle_strerror_r_return(int strerror_return, char *buffer) { - // The POSIX variant either: - // - fills in the provided buffer and returns 0 - // - returns a positive error value, or - // - returns -1 and fills in errno with an error value. - if (strerror_return == 0) - return buffer; - - // Only handle EINVAL. Other errors abort. - int new_errno = strerror_return == -1 ? errno : strerror_return; - if (new_errno == EINVAL) - return ""; - - _LIBCPP_ASSERT(new_errno == ERANGE, "unexpected error from ::strerror_r"); - // FIXME maybe? 'strerror_buff_size' is likely to exceed the - // maximum error size so ERANGE shouldn't be returned. - std::abort(); -} - -// This function handles both GNU and POSIX variants, dispatching to -// one of the two above functions. -string do_strerror_r(int ev) { - char buffer[strerror_buff_size]; - // Preserve errno around the call. (The C++ standard requires that - // system_error functions not modify errno). - const int old_errno = errno; - const char *error_message = handle_strerror_r_return( - ::strerror_r(ev, buffer, strerror_buff_size), buffer); - // If we didn't get any message, print one now. - if (!error_message[0]) { - std::snprintf(buffer, strerror_buff_size, "Unknown error %d", ev); - error_message = buffer; - } - errno = old_errno; - return string(error_message); -} -#endif -} // end namespace -#endif - -string -__do_message::message(int ev) const -{ -#if defined(_LIBCPP_HAS_NO_THREADS) - return string(::strerror(ev)); -#else - return do_strerror_r(ev); -#endif -} - -class _LIBCPP_HIDDEN __generic_error_category - : public __do_message -{ -public: - virtual const char* name() const _NOEXCEPT; - virtual string message(int ev) const; -}; - -const char* -__generic_error_category::name() const _NOEXCEPT -{ - return "generic"; -} - -string -__generic_error_category::message(int ev) const -{ -#ifdef _LIBCPP_ELAST - if (ev > _LIBCPP_ELAST) - return string("unspecified generic_category error"); -#endif // _LIBCPP_ELAST - return __do_message::message(ev); -} - -const error_category& -generic_category() _NOEXCEPT -{ - static __generic_error_category s; - return s; -} - -class _LIBCPP_HIDDEN __system_error_category - : public __do_message -{ -public: - virtual const char* name() const _NOEXCEPT; - virtual string message(int ev) const; - virtual error_condition default_error_condition(int ev) const _NOEXCEPT; -}; - -const char* -__system_error_category::name() const _NOEXCEPT -{ - return "system"; -} - -string -__system_error_category::message(int ev) const -{ -#ifdef _LIBCPP_ELAST - if (ev > _LIBCPP_ELAST) - return string("unspecified system_category error"); -#endif // _LIBCPP_ELAST - return __do_message::message(ev); -} - -error_condition -__system_error_category::default_error_condition(int ev) const _NOEXCEPT -{ -#ifdef _LIBCPP_ELAST - if (ev > _LIBCPP_ELAST) - return error_condition(ev, system_category()); -#endif // _LIBCPP_ELAST - return error_condition(ev, generic_category()); -} - -const error_category& -system_category() _NOEXCEPT -{ - static __system_error_category s; - return s; -} - -// error_condition - -string -error_condition::message() const -{ - return __cat_->message(__val_); -} - -// error_code - -string -error_code::message() const -{ - return __cat_->message(__val_); -} - -// system_error - -string -system_error::__init(const error_code& ec, string what_arg) -{ - if (ec) - { - if (!what_arg.empty()) - what_arg += ": "; - what_arg += ec.message(); - } - return what_arg; -} - -system_error::system_error(error_code ec, const string& what_arg) - : runtime_error(__init(ec, what_arg)), - __ec_(ec) -{ -} - -system_error::system_error(error_code ec, const char* what_arg) - : runtime_error(__init(ec, what_arg)), - __ec_(ec) -{ -} - -system_error::system_error(error_code ec) - : runtime_error(__init(ec, "")), - __ec_(ec) -{ -} - -system_error::system_error(int ev, const error_category& ecat, const string& what_arg) - : runtime_error(__init(error_code(ev, ecat), what_arg)), - __ec_(error_code(ev, ecat)) -{ -} - -system_error::system_error(int ev, const error_category& ecat, const char* what_arg) - : runtime_error(__init(error_code(ev, ecat), what_arg)), - __ec_(error_code(ev, ecat)) -{ -} - -system_error::system_error(int ev, const error_category& ecat) - : runtime_error(__init(error_code(ev, ecat), "")), - __ec_(error_code(ev, ecat)) -{ -} - -system_error::~system_error() _NOEXCEPT -{ -} - -void -__throw_system_error(int ev, const char* what_arg) -{ -#ifndef _LIBCPP_NO_EXCEPTIONS - throw system_error(error_code(ev, system_category()), what_arg); -#else - (void)ev; - (void)what_arg; - _VSTD::abort(); -#endif -} - -_LIBCPP_END_NAMESPACE_STD -- cgit v1.2.3-59-g8ed1b