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//===-- Procfs.h ---------------------------------------------- -*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/lldb-types.h"
#include "llvm/Support/Error.h"
#include <vector>
namespace lldb_private {
namespace process_linux {
/// \return
/// The content of /proc/cpuinfo and cache it if errors didn't happen.
llvm::Expected<llvm::ArrayRef<uint8_t>> GetProcfsCpuInfo();
/// \return
/// A list of available logical core ids given the contents of
/// /proc/cpuinfo.
llvm::Expected<std::vector<lldb::cpu_id_t>>
GetAvailableLogicalCoreIDs(llvm::StringRef cpuinfo);
/// \return
/// A list with all the logical cores available in the system and cache it
/// if errors didn't happen.
llvm::Expected<llvm::ArrayRef<lldb::cpu_id_t>> GetAvailableLogicalCoreIDs();
/// \return
/// The current value of /proc/sys/kernel/yama/ptrace_scope, parsed as an
/// integer, or an error if the proc file cannot be read or has non-integer
/// contents.
llvm::Expected<int> GetPtraceScope();
} // namespace process_linux
} // namespace lldb_private
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