1 2 static char help[] = "Tests the signal handler.\n"; 3 4 #include <petscsys.h> 5 6 int CreateError(int n) 7 { 8 PetscReal *x = 0; 9 if (!n) {x[0] = 100.; return 0;} 10 CHKERRQ(CreateError(n-1)); 11 return 0; 12 } 13 14 int main(int argc,char **argv) 15 { 16 PetscErrorCode ierr; 17 ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 18 CHKERRQ(PetscFPrintf(PETSC_COMM_WORLD,stdout,"Demonstrates how PETSc can trap error interrupts\n")); 19 CHKERRQ(PetscFPrintf(PETSC_COMM_WORLD,stdout,"The error below is contrived to test the code!\n")); 20 CHKERRQ(PetscSynchronizedFlush(PETSC_COMM_WORLD,PETSC_STDOUT)); 21 CHKERRQ(CreateError(5)); 22 ierr = PetscFinalize(); 23 return ierr; 24 } 25 26 /*TEST 27 28 test: 29 args: -error_output_stdout 30 filter: egrep "(Caught signal number 11 SEGV|Caught signal number 4 Illegal)" | wc -l 31 TODO: Does not always produce exactly expected output on all systems for all runs 32 33 TEST*/ 34