1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests the signal handler.\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscsys.h> 5c4762a1bSJed Brown 6*d71ae5a4SJacob Faibussowitsch int CreateError(int n) 7*d71ae5a4SJacob Faibussowitsch { 8c4762a1bSJed Brown PetscReal *x = 0; 99371c9d4SSatish Balay if (!n) { 109371c9d4SSatish Balay x[0] = 100.; 119371c9d4SSatish Balay return 0; 129371c9d4SSatish Balay } 139566063dSJacob Faibussowitsch PetscCall(CreateError(n - 1)); 14c4762a1bSJed Brown return 0; 15c4762a1bSJed Brown } 16c4762a1bSJed Brown 17*d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv) 18*d71ae5a4SJacob Faibussowitsch { 19327415f7SBarry Smith PetscFunctionBeginUser; 209566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc, &argv, (char *)0, help)); 219566063dSJacob Faibussowitsch PetscCall(PetscFPrintf(PETSC_COMM_WORLD, stdout, "Demonstrates how PETSc can trap error interrupts\n")); 229566063dSJacob Faibussowitsch PetscCall(PetscFPrintf(PETSC_COMM_WORLD, stdout, "The error below is contrived to test the code!\n")); 239566063dSJacob Faibussowitsch PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, PETSC_STDOUT)); 249566063dSJacob Faibussowitsch PetscCall(CreateError(5)); 259566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 26b122ec5aSJacob Faibussowitsch return 0; 27c4762a1bSJed Brown } 28c4762a1bSJed Brown 29c4762a1bSJed Brown /*TEST 30c4762a1bSJed Brown 31c4762a1bSJed Brown test: 32c4762a1bSJed Brown args: -error_output_stdout 33c4762a1bSJed Brown filter: egrep "(Caught signal number 11 SEGV|Caught signal number 4 Illegal)" | wc -l 34c4762a1bSJed Brown TODO: Does not always produce exactly expected output on all systems for all runs 35c4762a1bSJed Brown 36c4762a1bSJed Brown TEST*/ 37