pdr/sundial.cpp at master · munan/pdr · GitHub

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#include "sundial.h"

void CheckFlag(const void *flagvalue, const char *funcname,
               const int opt) {
   int *errflag;

   /* Check if SUNDIALS function returned NULL pointer - no memory allocated */
   if (opt == 0 && flagvalue == NULL) {
     fprintf(stderr, "\nSUNDIALS_ERROR: %s() failed - returned NULL pointer\n\n",
         funcname);
     throw std::runtime_error("SUNDIALS:Sundials error.");
     return;
   }

   /* Check if flag < 0 */
   else if (opt == 1) {
     errflag = (int *) flagvalue;
     if (*errflag < 0) {
       fprintf(stderr, "\nSUNDIALS_ERROR: %s() failed with flag = %d\n\n",
           funcname, *errflag);
       throw std::runtime_error("SUNDIALS:Sundials error.");
       return;
     }
   }

   /* Check if function returned NULL pointer - no memory allocated */
   else if (opt == 2 && flagvalue == NULL) {
     fprintf(stderr, "\nMEMORY_ERROR: %s() failed - returned NULL pointer\n\n",
         funcname);
     throw std::runtime_error("SUNDIALS:Memory error.");
     return;
   }

   /* Check if CV_SUCCESS for integration. */
   else if (opt == 3) {
     errflag = (int *) flagvalue;
     if (*errflag != CV_SUCCESS) {
       fprintf(stderr, "\nCV_SUCCESS error: %s() failed with flag = %d\n\n",
           funcname, *errflag);
       throw std::runtime_error("SUNDIALS:CV_SUCCESS error");
       return;
     }
   }
}