1 2 static char help[] = "Tests nested events.\n\n"; 3 4 #include <petscsys.h> 5 6 int main(int argc,char **argv) 7 { 8 int event1,event2,event3; 9 PetscErrorCode ierr; 10 11 ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 12 CHKERRQ(PetscLogEventRegister("Event2",0,&event2)); 13 CHKERRQ(PetscLogEventRegister("Event1",0,&event1)); 14 CHKERRQ(PetscLogEventRegister("Event3",0,&event3)); 15 16 CHKERRQ(PetscLogEventBegin(event1,0,0,0,0)); 17 CHKERRQ(PetscSleep(1.0)); 18 CHKERRQ(PetscLogEventBegin(event2,0,0,0,0)); 19 CHKERRQ(PetscSleep(1.0)); 20 CHKERRQ(PetscLogEventBegin(event3,0,0,0,0)); 21 CHKERRQ(PetscSleep(1.0)); 22 CHKERRQ(PetscLogEventEnd(event3,0,0,0,0)); 23 CHKERRQ(PetscLogEventEnd(event2,0,0,0,0)); 24 CHKERRQ(PetscLogEventEnd(event1,0,0,0,0)); 25 ierr = PetscFinalize(); 26 return ierr; 27 } 28