include/mcld/Support/SystemUtils.h

//===- SystemUtils.h ------------------------------------------------------===//
//
//                     The MCLinker Project
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef MCLD_SUPPORT_SYSTEMUTILS_H_
#define MCLD_SUPPORT_SYSTEMUTILS_H_

#include "mcld/Config/Config.h"

#include <llvm/Support/DataTypes.h>

#include <string>

namespace mcld {
namespace sys {

typedef uint8_t* Address;
typedef off_t Offset;

/** \fn strerror
 *  \brief system error message
 */
char* strerror(int pErrnum);

std::string getDefaultTargetTriple();

int GetPageSize();

/// GetRandomNum - generate a random number.
long GetRandomNum();

/// SetRandomSeed - set the initial seed value for future calls to random().
void SetRandomSeed(unsigned pSeed);

}  // namespace sys
}  // namespace mcld

#endif  // MCLD_SUPPORT_SYSTEMUTILS_H_