so3_error.h

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// S03 package to perform Wigner transform on the rotation group SO(3)
// Copyright (C) 2013 Martin Büttner and Jason McEwen
// See LICENSE.txt for license details
 
#ifndef SO3_ERROR
#define SO3_ERROR
 
#include <stdio.h>
 
// Put this macro in a block so that it can be used with single-line
// if-statements.
#define SO3_ERROR_GENERIC(comment)                  \
{                                                                       \
  printf("ERROR: %s.\n", comment);                  \
  printf("ERROR: %s <%s> %s %s %s %d.\n",               \
     "Occurred in function",                    \
       __PRETTY_FUNCTION__,                     \
       "of file", __FILE__,                     \
       "on line", __LINE__);                    \
  exit(1);                                                              \
}
 
#define SO3_ERROR_MEM_ALLOC_CHECK(pointer)              \
  if(pointer == NULL) {                         \
    SO3_ERROR_GENERIC("Memory allocation failed")           \
  }
 
#endif