PetscErrorCode PetscGetTmp(MPI_Comm comm,char dir[],size_t len)Collective
| comm | - MPI_Communicator that may share /tmp | |
| len | - length of string to hold name |
| dir | - directory name |
| -shared_tmp | - indicates the directory is shared among the MPI ranks | |
| -not_shared_tmp | - indicates the directory is not shared among the MPI ranks | |
| -tmp tmpdir | - name of the directory you wish to use as /tmp |
| PETSC_SHARED_TMP | - indicates the directory is shared among the MPI ranks | |
| PETSC_NOT_SHARED_TMP | - indicates the directory is not shared among the MPI ranks | |
| PETSC_TMP | - name of the directory you wish to use as /tmp |