1//===- SystemUtils.h ------------------------------------------------------===// 2// 3// The MCLinker Project 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9#ifndef MCLD_SUPPORT_SYSTEMUTILS_H_ 10#define MCLD_SUPPORT_SYSTEMUTILS_H_ 11 12#include "mcld/Config/Config.h" 13 14#include <llvm/Support/DataTypes.h> 15 16#include <string> 17 18namespace mcld { 19namespace sys { 20 21typedef uint8_t* Address; 22typedef off_t Offset; 23 24/** \fn strerror 25 * \brief system error message 26 */ 27char* strerror(int pErrnum); 28 29std::string getDefaultTargetTriple(); 30 31int GetPageSize(); 32 33/// GetRandomNum - generate a random number. 34long GetRandomNum(); 35 36/// SetRandomSeed - set the initial seed value for future calls to random(). 37void SetRandomSeed(unsigned pSeed); 38 39} // namespace sys 40} // namespace mcld 41 42#endif // MCLD_SUPPORT_SYSTEMUTILS_H_ 43