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//===-- State.h -------------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_State_h_
#define liblldb_State_h_
#include "llvm/Support/FormatProviders.h"
#include "lldb/lldb-enumerations.h" // for StateType
#include "llvm/ADT/StringRef.h" // for StringRef
#include "llvm/Support/raw_ostream.h" // for raw_ostream
#include <stdint.h> // for uint32_t
namespace lldb_private {
//------------------------------------------------------------------
/// Converts a StateType to a C string.
///
/// @param[in] state
/// The StateType object to convert.
///
/// @return
/// A NULL terminated C string that describes \a state. The
/// returned string comes from constant string buffers and does
/// not need to be freed.
//------------------------------------------------------------------
const char *StateAsCString(lldb::StateType state);
//------------------------------------------------------------------
/// Check if a state represents a state where the process or thread
/// is running.
///
/// @param[in] state
/// The StateType enumeration value
///
/// @return
/// \b true if the state represents a process or thread state
/// where the process or thread is running, \b false otherwise.
//------------------------------------------------------------------
bool StateIsRunningState(lldb::StateType state);
//------------------------------------------------------------------
/// Check if a state represents a state where the process or thread
/// is stopped. Stopped can mean stopped when the process is still
/// around, or stopped when the process has exited or doesn't exist
/// yet. The \a must_exist argument tells us which of these cases is
/// desired.
///
/// @param[in] state
/// The StateType enumeration value
///
/// @param[in] must_exist
/// A boolean that indicates the thread must also be alive
/// so states like unloaded or exited won't return true.
///
/// @return
/// \b true if the state represents a process or thread state
/// where the process or thread is stopped. If \a must_exist is
/// \b true, then the process can't be exited or unloaded,
/// otherwise exited and unloaded or other states where the
/// process no longer exists are considered to be stopped.
//------------------------------------------------------------------
bool StateIsStoppedState(lldb::StateType state, bool must_exist);
const char *GetPermissionsAsCString(uint32_t permissions);
} // namespace lldb_private
namespace llvm {
template <> struct format_provider<lldb::StateType> {
static void format(const lldb::StateType &state, raw_ostream &Stream,
StringRef Style) {
Stream << lldb_private::StateAsCString(state);
}
};
}
#endif // liblldb_State_h_
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