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 11 12 #include <petscsys.h> 13 #include <petscviewer.h> 14 int main(int argc,char **argv) 15 { 16 PetscErrorCode ierr; 17 PetscOptions options; 18 19 ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr; 20 CHKERRQ(PetscOptionsCreate(&options)); 21 CHKERRQ(PetscOptionsInsert(options,&argc,&argv,"optionsfile")); 22 CHKERRQ(PetscOptionsInsertString(options,"-option1 value1 -option2 -option3 value3")); 23 CHKERRQ(PetscOptionsView(options,PETSC_VIEWER_STDOUT_WORLD)); 24 CHKERRQ(PetscOptionsDestroy(&options)); 25 ierr = PetscFinalize(); 26 return ierr; 27 } 28 29 30 /*TEST 31 32 test: 33 localrunfiles: optionsfile 34 filter: egrep -v "(malloc|nox|display|saws_port|vecscatter|options_left|check_pointer_intensity|cuda_initialize|error_output_stdout)" 35 36 TEST*/ 37