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 7c4762a1bSJed Brown int main(int argc,char **argv) 8c4762a1bSJed Brown { 9c4762a1bSJed Brown PetscErrorCode ierr; 10c4762a1bSJed Brown PetscInt i,N,M; 11c4762a1bSJed Brown char **names,**values; 12c4762a1bSJed Brown PetscBool set; 13c4762a1bSJed Brown 14c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 15c4762a1bSJed Brown 16c4762a1bSJed Brown ierr = PetscOptionsGetInt(NULL,NULL,"-get_an_integer",&M,&set);CHKERRQ(ierr); 17c4762a1bSJed Brown if (set) { ierr = PetscPrintf(PETSC_COMM_WORLD,"Option used: name:-get_an_integer value: %D\n",M);CHKERRQ(ierr); } 18c4762a1bSJed Brown ierr = PetscOptionsLeftGet(NULL,&N,&names,&values);CHKERRQ(ierr); 19c4762a1bSJed Brown for (i=0; i<N; i++) { 20c4762a1bSJed Brown if (values[i]) { 21c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s value: %s\n",names[i],values[i]);CHKERRQ(ierr); 22c4762a1bSJed Brown } else { 23c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s (no value)\n",names[i]);CHKERRQ(ierr); 24c4762a1bSJed Brown } 25c4762a1bSJed Brown } 26c4762a1bSJed Brown ierr = PetscOptionsLeftRestore(NULL,&N,&names,&values);CHKERRQ(ierr); 27c4762a1bSJed Brown 28c4762a1bSJed Brown ierr = PetscFinalize(); 29c4762a1bSJed Brown return ierr; 30c4762a1bSJed Brown } 31c4762a1bSJed Brown 32c4762a1bSJed Brown /*TEST 33c4762a1bSJed Brown 34c4762a1bSJed Brown test: 35c4762a1bSJed Brown args: -unused_petsc_option_1 -unused_petsc_option_2 -get_an_integer 10 -options_left no 36*184a42fcSVaclav Hapla filter: egrep -v \(malloc_dump\|options_left\|nox\|vecscatter_mpi1\|saws_port_auto_select\|saws_port_auto_select_silent\) 37c4762a1bSJed Brown 38c4762a1bSJed Brown TEST*/ 39