25 lines · cpp
1//===-- Support.cpp -------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "lldb/Host/linux/Support.h"10#include "lldb/Utility/LLDBLog.h"11#include "lldb/Utility/Log.h"12#include "llvm/Support/MemoryBuffer.h"13 14llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>15lldb_private::getProcFile(::pid_t pid, ::pid_t tid, const llvm::Twine &file) {16 Log *log = GetLog(LLDBLog::Host);17 std::string File =18 ("/proc/" + llvm::Twine(pid) + "/task/" + llvm::Twine(tid) + "/" + file)19 .str();20 auto Ret = llvm::MemoryBuffer::getFileAsStream(File);21 if (!Ret)22 LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());23 return Ret;24}25