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m2c_lib.h
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/* Copyright 2022 The NumGeom Group, Stony Brook University. */
// Thread-safe wrappers for some I/O functions
#pragma once
#ifndef _m2c_lib_h
#define _m2c_lib_h
#ifdef MATLAB_MEX_FILE
#include "m2c_mex.h"
#else
#include <stdexcept>
#ifndef M2C_SKIP_THREAD_ID
#define M2C_PRINT_THREAD_ID 1
#else
#define M2C_PRINT_THREAD_ID 0
#endif
#ifdef _OPENMP
#include "omp.h"
#endif
#ifndef m2cPrintf
#define m2cPrintf(...) std::fprintf(stdout, __VA_ARGS__)
#endif
#ifndef m2cPrintErrorNoflush
#define m2cPrintErrorNoflush(...) std::fprintf(stderr, __VA_ARGS__)
#endif
#ifndef m2cFlushError
#define m2cFlushError() std::fflush(stderr)
#endif
#ifndef m2cPrintError
#define m2cPrintError(...) { \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cFlushError(); \
}
#endif
#ifdef _OPENMP
#define m2cWarnMsgTxt(message) \
if (!omp_in_parallel()) { \
std::fprintf(stderr, "%s\n", message); \
m2cFlushError(); \
} else { \
_Pragma("omp critical") \
{ \
if (M2C_PRINT_THREAD_ID) \
m2cPrintErrorNoflush("Thread %d: ", omp_get_thread_num()); \
m2cPrintErrorNoflush("Warning: "); \
m2cPrintErrorNoflush("%s\n", message); \
m2cFlushError(); \
} \
}
#else
#define m2cWarnMsgTxt(message) { \
m2cPrintErrorNoflush("%s\n", message); \
m2cFlushError(); \
}
#endif // _OPENMP
#ifdef _OPENMP
#define m2cWarnMsgIdAndTxt(warnId, ...) \
if (!omp_in_parallel()) { \
m2cPrintErrorNoflush("%s: ", warnId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
} else {\
_Pragma("omp critical") \
{ \
if (M2C_PRINT_THREAD_ID) \
m2cPrintErrorNoflush("Thread %d: ", omp_get_thread_num()); \
m2cPrintErrorNoflush("%s: ", warnId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
} \
}
#else
#define m2cWarnMsgIdAndTxt(warnId, ...) { \
m2cPrintErrorNoflush("%s: ", warnId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
}
#endif // _OPENMP
#ifdef _OPENMP
#define m2cErrMsgTxt(message) { \
if (!omp_in_parallel()) { \
m2cPrintErrorNoflush("%s\n", message); \
m2cFlushError(); \
} else {\
_Pragma("omp critical") \
{ \
if (M2C_PRINT_THREAD_ID) \
m2cPrintErrorNoflush("Thread %d: ", omp_get_thread_num()); \
m2cPrintErrorNoflush("Error: "); \
m2cPrintErrorNoflush("%s\n", message); \
m2cFlushError(); \
} \
} \
throw std::runtime_error("unnamedRuntimeError"); \
}
#else
#define m2cErrMsgTxt(message) { \
m2cPrintErrorNoflush("%s\n", message); \
m2cFlushError(); \
throw std::runtime_error("unnamedRuntimeError"); \
}
#endif // _OPENMP
#ifdef _OPENMP
#define m2cErrMsgIdAndTxt(errId, ...) { \
if (!omp_in_parallel()) {\
m2cPrintErrorNoflush("%s: ", errId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
} else { \
_Pragma("omp critical") \
{ \
if (M2C_PRINT_THREAD_ID) \
m2cPrintErrorNoflush("Thread %d: ", omp_get_thread_num()); \
m2cPrintErrorNoflush("%s: ", errId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
} \
} \
throw std::runtime_error(errId); \
}
#else
#define m2cErrMsgIdAndTxt(errId, ...) { \
m2cPrintErrorNoflush("%s: ", errId); \
m2cPrintErrorNoflush(__VA_ARGS__); \
m2cPrintErrorNoflush("\n"); \
m2cFlushError(); \
throw std::runtime_error(errId); \
}
#endif // _OPENMP
#ifndef NDEBUG
#ifdef _OPENMP
#define m2cAssert(cond, message) { \
if (!omp_in_parallel() && !(cond)) {\
m2cPrintErrorNoflush("Assertion failed (%s) at line %d of file '%s'. %s\n", \
#cond, __LINE__, __FILE__, message);\
m2cFlushError(); \
throw std::logic_error(std::string("Assertion failed (") + #cond + "). " + message);\
} else if (!(cond)) {\
_Pragma("omp critical") \
{ \
if (M2C_PRINT_THREAD_ID) \
m2cPrintErrorNoflush("Thread %d: ", omp_get_thread_num()); \
m2cPrintErrorNoflush("Assertion failed (%s) at line %d of file '%s'. %s\n", \
#cond, __LINE__, __FILE__, message); \
m2cFlushError(); \
} \
throw std::logic_error(std::string("Assertion failed (") + #cond + "). " + message);\
} \
}
#else // _OPENMP
#define m2cAssert(cond, message) { \
if (!(cond)) { \
m2cPrintErrorNoflush("Assertion failed (%s) at line %d of file '%s'. %s\n", \
#cond, __LINE__, __FILE__, message); \
m2cFlushError(); \
throw std::logic_error(std::string("Assertion failed (") + #cond + "). " + message); \
} \
}
#endif // _OPENMP
#else // NDEBUG
#define m2cAssert(cond, message) ((void)0)
#endif // NDEBUG
#endif // MATLAB_MEX_FILE
#endif // _m2c_lib_h