PETSc version 3.17.4
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PetscGetTmp

Gets the name of the tmp directory

Synopsis

PetscErrorCode  PetscGetTmp(MPI_Comm comm,char dir[],size_t len)
Collective

Input Parameters

comm - MPI_Communicator that may share /tmp
len - length of string to hold name

Output Parameter

dir - directory name

Options Database Keys

-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

Environmental Variables

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

Level

developer

Location

src/sys/fileio/fretrieve.c
Index of all Sys routines
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