Actual source code: PetscGetTime.c

  1: #include <petscsys.h>
  2: #include <petsctime.h>

  4: int main(int argc,char **argv)
  5: {
  6:   PetscLogDouble x,y;
  7:   PetscInt       i;

  9:   PetscCall(PetscInitialize(&argc,&argv,0,0));
 10:   /* To take care of paging effects */
 11:   PetscCall(PetscTime(&y));

 13:   for (i=0; i<2; i++) {
 14:     PetscCall(PetscTime(&x));
 15:     PetscCall(PetscTime(&y));
 16:     PetscCall(PetscTime(&y));
 17:     PetscCall(PetscTime(&y));
 18:     PetscCall(PetscTime(&y));
 19:     PetscCall(PetscTime(&y));
 20:     PetscCall(PetscTime(&y));
 21:     PetscCall(PetscTime(&y));
 22:     PetscCall(PetscTime(&y));
 23:     PetscCall(PetscTime(&y));
 24:     PetscCall(PetscTime(&y));
 25:     fprintf(stdout,"%-15s : %e sec\n","PetscTime",(y-x)/10.0);
 26:   }

 28:   PetscCall(PetscFinalize());
 29:   return 0;
 30: }