84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#if 0
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namespace td {
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#if TD_PORT_POSIX
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Status Fd::duplicate(const Fd &from, Fd &to) {
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CHECK(!from.empty());
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CHECK(!to.empty());
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if (dup2(from.get_native_fd(), to.get_native_fd()) == -1) {
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return OS_ERROR("Failed to duplicate file descriptor");
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}
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return Status::OK();
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}
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Status Fd::set_is_blocking(bool is_blocking) {
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auto old_flags = fcntl(fd_, F_GETFL);
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if (old_flags == -1) {
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return OS_SOCKET_ERROR("Failed to get socket flags");
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}
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auto new_flags = is_blocking ? old_flags & ~O_NONBLOCK : old_flags | O_NONBLOCK;
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if (new_flags != old_flags && fcntl(fd_, F_SETFL, new_flags) == -1) {
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return OS_SOCKET_ERROR("Failed to set socket flags");
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}
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return Status::OK();
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}
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#endif
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#if TD_PORT_WINDOWS
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#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP | WINAPI_PARTITION_SYSTEM)
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Fd &Fd::Stderr() {
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static auto handle = GetStdHandle(STD_ERROR_HANDLE);
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LOG_IF(FATAL, handle == INVALID_HANDLE_VALUE) << "Failed to get stderr";
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static auto fd = Fd(Fd::Type::FileFd, Fd::Mode::Reference, handle);
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return fd;
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}
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Fd &Fd::Stdin() {
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static auto handle = GetStdHandle(STD_INPUT_HANDLE);
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LOG_IF(FATAL, handle == INVALID_HANDLE_VALUE) << "Failed to get stdin";
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static auto fd = Fd(Fd::Type::FileFd, Fd::Mode::Reference, handle);
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return fd;
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}
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Fd &Fd::Stdout() {
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static auto handle = GetStdHandle(STD_OUTPUT_HANDLE);
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LOG_IF(FATAL, handle == INVALID_HANDLE_VALUE) << "Failed to get stdout";
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static auto fd = Fd(Fd::Type::FileFd, Fd::Mode::Reference, handle);
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return fd;
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}
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#else
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Fd &Fd::Stderr() {
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static Fd result;
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result = Fd();
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return result;
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}
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Fd &Fd::Stdin() {
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static Fd result;
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result = Fd();
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return result;
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}
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Fd &Fd::Stdout() {
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static Fd result;
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result = Fd();
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return result;
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}
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#endif
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Status Fd::duplicate(const Fd &from, Fd &to) {
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return Status::Error("Not supported");
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}
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#endif
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} // namespace td
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#endif
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