xref: /petsc/src/sys/tests/ex1.c (revision 3ba1676111f5c958fe6c2729b46ca4d523958bb3)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Demonstrates PETSc error handlers.\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscsys.h>
5c4762a1bSJed Brown 
6*3ba16761SJacob Faibussowitsch PetscErrorCode CreateError(int n)
7d71ae5a4SJacob Faibussowitsch {
828b400f6SJacob Faibussowitsch   PetscCheck(n, PETSC_COMM_SELF, PETSC_ERR_USER, "Error Created");
99566063dSJacob Faibussowitsch   PetscCall(CreateError(n - 1));
10*3ba16761SJacob Faibussowitsch   return PETSC_SUCCESS;
11c4762a1bSJed Brown }
12c4762a1bSJed Brown 
13d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
14d71ae5a4SJacob Faibussowitsch {
15327415f7SBarry Smith   PetscFunctionBeginUser;
169566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc, &argv, (char *)0, help));
179566063dSJacob Faibussowitsch   PetscCall(PetscFPrintf(PETSC_COMM_WORLD, stdout, "Demonstrates PETSc Error Handlers\n"));
189566063dSJacob Faibussowitsch   PetscCall(PetscFPrintf(PETSC_COMM_WORLD, stdout, "The error is a contrived error to test error handling\n"));
199566063dSJacob Faibussowitsch   PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, PETSC_STDOUT));
209566063dSJacob Faibussowitsch   PetscCall(CreateError(5));
219566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
22b122ec5aSJacob Faibussowitsch   return 0;
23c4762a1bSJed Brown }
24c4762a1bSJed Brown 
25c4762a1bSJed Brown /*TEST
26c4762a1bSJed Brown 
27c4762a1bSJed Brown  # Testing errors so only look for errors
28c4762a1bSJed Brown    test:
29c4762a1bSJed Brown      args: -error_output_stdout
30f53b81b6SPierre Jolivet      filter: grep -E "(PETSC ERROR)" | egrep "(Error Created|CreateError\(\)|main\(\))" | cut -f1,2,3,4,5,6 -d " "
31c4762a1bSJed Brown      TODO:  Does not always produce exactly expected output on all systems for all runs
32c4762a1bSJed Brown 
33c4762a1bSJed Brown TEST*/
34