34   FILE       *fd;  in PetscFOpen()  local
43     if (isstdout || !name) fd = PETSC_STDOUT;  in PetscFOpen()
44     else if (isstderr) fd = PETSC_STDERR;  in PetscFOpen()
52       fd = fopen(fname, mode);  in PetscFOpen()
53       PetscCheck(fd, PETSC_COMM_SELF, PETSC_ERR_FILE_OPEN, "Unable to open file %s", fname);  in PetscFOpen()
55   } else fd = NULL;  in PetscFOpen()
56   *fp = fd;  in PetscFOpen()
74 PetscErrorCode PetscFClose(MPI_Comm comm, FILE *fd)  in PetscFClose()  argument
81   if (rank == 0 && fd != PETSC_STDOUT && fd != PETSC_STDERR) {  in PetscFClose()
82     err = fclose(fd);  in PetscFClose()
106 PetscErrorCode PetscPClose(MPI_Comm comm, FILE *fd)  in PetscPClose()  argument
117     while (fgets(buf, 1024, fd)); /* wait till it prints everything */  in PetscPClose()
118     (void)pclose(fd);  in PetscPClose()
162   FILE       *fd;  in PetscPOpen()  local
197 …PetscCheck(fd = popen(commandt, mode), PETSC_COMM_SELF, PETSC_ERR_LIB, "Cannot run command %s", co…  in PetscPOpen()
198     if (fp) *fp = fd;  in PetscPOpen()