1*c4762a1bSJed Brown 2*c4762a1bSJed Brown static char help[] = "Tests retrieving unused PETSc options.\n\n"; 3*c4762a1bSJed Brown 4*c4762a1bSJed Brown #include <petscsys.h> 5*c4762a1bSJed Brown 6*c4762a1bSJed Brown 7*c4762a1bSJed Brown int main(int argc,char **argv) 8*c4762a1bSJed Brown { 9*c4762a1bSJed Brown PetscErrorCode ierr; 10*c4762a1bSJed Brown PetscInt i,N,M; 11*c4762a1bSJed Brown char **names,**values; 12*c4762a1bSJed Brown PetscBool set; 13*c4762a1bSJed Brown 14*c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 15*c4762a1bSJed Brown 16*c4762a1bSJed Brown ierr = PetscOptionsGetInt(NULL,NULL,"-get_an_integer",&M,&set);CHKERRQ(ierr); 17*c4762a1bSJed Brown if (set) { ierr = PetscPrintf(PETSC_COMM_WORLD,"Option used: name:-get_an_integer value: %D\n",M);CHKERRQ(ierr); } 18*c4762a1bSJed Brown ierr = PetscOptionsLeftGet(NULL,&N,&names,&values);CHKERRQ(ierr); 19*c4762a1bSJed Brown for (i=0; i<N; i++) { 20*c4762a1bSJed Brown if (values[i]) { 21*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s value: %s\n",names[i],values[i]);CHKERRQ(ierr); 22*c4762a1bSJed Brown } else { 23*c4762a1bSJed Brown ierr = PetscPrintf(PETSC_COMM_WORLD,"Option left: name:-%s (no value)\n",names[i]);CHKERRQ(ierr); 24*c4762a1bSJed Brown } 25*c4762a1bSJed Brown } 26*c4762a1bSJed Brown ierr = PetscOptionsLeftRestore(NULL,&N,&names,&values);CHKERRQ(ierr); 27*c4762a1bSJed Brown 28*c4762a1bSJed Brown ierr = PetscFinalize(); 29*c4762a1bSJed Brown return ierr; 30*c4762a1bSJed Brown } 31*c4762a1bSJed Brown 32*c4762a1bSJed Brown /*TEST 33*c4762a1bSJed Brown 34*c4762a1bSJed Brown test: 35*c4762a1bSJed Brown args: -unused_petsc_option_1 -unused_petsc_option_2 -get_an_integer 10 -options_left no 36*c4762a1bSJed Brown filter: egrep -v \(malloc_dump\|options_left\|nox\|vecscatter_mpi1\) 37*c4762a1bSJed Brown 38*c4762a1bSJed Brown TEST*/ 39