2: 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";
4: #include <petscvec.h>
6: int main(int argc, char **args)
7: {
8: Vec b;
9: PetscViewer fd; /* viewer */
10: PetscInt i;
12: PetscFunctionBeginUser;
13: PetscCall(PetscInitialize(&argc, &args, (char *)0, help));
14: fd = PETSC_VIEWER_SOCKET_WORLD;
16: for (i = 0; i < 1000; i++) {
17: PetscCall(VecCreate(PETSC_COMM_WORLD, &b));
18: PetscCall(VecLoad(b, fd));
19: PetscCall(VecView(b, fd));
20: PetscCall(VecDestroy(&b));
21: }
22: PetscCall(PetscFinalize());
23: return 0;
24: }