1 2 static char help[] = "Illustrates creating an options database.\n\n"; 3 4 /*T 5 Concepts: introduction to PETSc; 6 Concepts: printing^in parallel 7 Processors: n 8 T*/ 9 10 #include <petscsys.h> 11 #include <petscviewer.h> 12 int main(int argc,char **argv) 13 { 14 PetscErrorCode ierr; 15 PetscOptions options; 16 17 ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 18 CHKERRQ(PetscOptionsCreate(&options)); 19 CHKERRQ(PetscOptionsInsert(options,&argc,&argv,"optionsfile")); 20 CHKERRQ(PetscOptionsInsertString(options,"-option1 value1 -option2 -option3 value3")); 21 CHKERRQ(PetscOptionsView(options,PETSC_VIEWER_STDOUT_WORLD)); 22 CHKERRQ(PetscOptionsDestroy(&options)); 23 ierr = PetscFinalize(); 24 return ierr; 25 } 26 27 /*TEST 28 29 test: 30 localrunfiles: optionsfile 31 filter: egrep -v "(malloc|nox|display|saws_port|vecscatter|options_left|check_pointer_intensity|cuda_initialize|error_output_stdout|use_gpu_aware_mpi)" 32 33 TEST*/ 34