1: static char help[] = "Reads a PETSc vector from a socket connection, then sends it back within a loop 1000 times. Works with ex42.m or ex42a.c\n";

  3: #include <petscvec.h>

  5: int main(int argc, char **args)
  6: {
  7:   Vec         b;
  8:   PetscViewer fd; /* viewer */

 10:   PetscFunctionBeginUser;
 11:   PetscCall(PetscInitialize(&argc, &args, NULL, help));
 12:   fd = PETSC_VIEWER_SOCKET_WORLD;

 14:   for (PetscInt i = 0; i < 1000; i++) {
 15:     PetscCall(VecCreate(PETSC_COMM_WORLD, &b));
 16:     PetscCall(VecLoad(b, fd));
 17:     PetscCall(VecView(b, fd));
 18:     PetscCall(VecDestroy(&b));
 19:   }
 20:   PetscCall(PetscFinalize());
 21:   return 0;
 22: }