1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests retrieving unused PETSc options.\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscsys.h> 5c4762a1bSJed Brown 6c4762a1bSJed Brown int main(int argc,char **argv) 7c4762a1bSJed Brown { 8c4762a1bSJed Brown PetscInt i,N,M; 9c4762a1bSJed Brown char **names,**values; 10c4762a1bSJed Brown PetscBool set; 11c4762a1bSJed Brown 129566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc,&argv,(char*)0,help)); 13c4762a1bSJed Brown 149566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetInt(NULL,NULL,"-get_an_integer",&M,&set)); 159566063dSJacob Faibussowitsch if (set) PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Option used: name:-get_an_integer value: %" PetscInt_FMT "\n",M)); 169566063dSJacob Faibussowitsch PetscCall(PetscOptionsLeftGet(NULL,&N,&names,&values)); 17c4762a1bSJed Brown for (i=0; i<N; i++) { 18c4762a1bSJed Brown if (values[i]) { 199566063dSJacob Faibussowitsch PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s value: %s\n",names[i],values[i])); 20c4762a1bSJed Brown } else { 219566063dSJacob Faibussowitsch PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s (no value)\n",names[i])); 22c4762a1bSJed Brown } 23c4762a1bSJed Brown } 249566063dSJacob Faibussowitsch PetscCall(PetscOptionsLeftRestore(NULL,&N,&names,&values)); 25c4762a1bSJed Brown 269566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 27b122ec5aSJacob Faibussowitsch return 0; 28c4762a1bSJed Brown } 29c4762a1bSJed Brown 30c4762a1bSJed Brown /*TEST 31c4762a1bSJed Brown 32c4762a1bSJed Brown test: 3327104ee2SJacob Faibussowitsch suffix: debug 3427104ee2SJacob Faibussowitsch requires: defined(PETSC_USE_DEBUG) 35c4762a1bSJed Brown args: -unused_petsc_option_1 -unused_petsc_option_2 -get_an_integer 10 -options_left no 36c4762a1bSJed Brown 3727104ee2SJacob Faibussowitsch test: 3827104ee2SJacob Faibussowitsch suffix: opt 3927104ee2SJacob Faibussowitsch requires: !defined(PETSC_USE_DEBUG) 40*660278c0SBarry Smith args: -unused_petsc_option_1 -unused_petsc_option_2 -get_an_integer 10 -options_left no 4127104ee2SJacob Faibussowitsch 42c4762a1bSJed Brown TEST*/ 43