gio.h

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#ifndef GALOIS_RUNTIME_LL_GIO_H
#define GALOIS_RUNTIME_LL_GIO_H

#include <sstream>
#include <cerrno>

//FIXME: move to Runtime

namespace Galois {
namespace Runtime {
namespace LL {

void gPrintStr(const std::string&);
void gInfoStr(const std::string&);
void gWarnStr(const std::string&);
void gDebugStr(const std::string&);
void gErrorStr(const std::string&);

template<typename T>
bool toString(std::ostringstream& os, const T& val) { os << val; return true; }

template<typename... Args>
void gPrint(Args... args) {
  std::ostringstream os;
  __attribute__((unused)) bool tmp[] = {toString(os, args)...};
  gPrintStr(os.str());
}

template<typename... Args>
void gInfo(Args... args) {
  std::ostringstream os;
  __attribute__((unused)) bool tmp[] = {toString(os, args)...};
  gInfoStr(os.str());
}

template<typename... Args>
void gWarn(Args... args) {
  std::ostringstream os;
  __attribute__((unused)) bool tmp[] = {toString(os, args)...};
  gWarnStr(os.str());
}

template<typename... Args>
void gDebug(Args... args) {
#ifndef NDEBUG
  std::ostringstream os;
  __attribute__((unused)) bool tmp[] = {toString(os, args)...};
  gDebugStr(os.str());
#endif
}

template<typename... Args>
void gError(Args... args) {
  std::ostringstream os;
  __attribute__((unused)) bool tmp[] = {toString(os, args)...};
  gErrorStr(os.str());
}

void gFlush();

#define GALOIS_SYS_ERROR(...) do { Galois::Runtime::LL::gError(__FILE__, ":", __LINE__, ": ", strerror(errno), ": ", ##__VA_ARGS__); } while (0)
#define GALOIS_ERROR(...)     do { Galois::Runtime::LL::gError(__FILE__, ":", __LINE__, ": ", ##__VA_ARGS__); } while (0)
#define GALOIS_SYS_DIE(...)   do { Galois::Runtime::LL::gError(__FILE__, ":", __LINE__, ": ", strerror(errno), ": ", ##__VA_ARGS__); abort(); } while (0)
#define GALOIS_DIE(...)       do { Galois::Runtime::LL::gError(__FILE__, ":", __LINE__, ": ", ##__VA_ARGS__); abort(); } while (0)

}
}
} // end namespace Galois

#endif //_GIO_H

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