PetscFileRetrieve#

Obtains a file from a URL or a compressed file and copies into local disk space as uncompressed.

Synopsis#

PetscErrorCode PetscFileRetrieve(MPI_Comm comm, const char url[], char localname[], size_t llen, PetscBool *found)

Collective

Input Parameters#

  • comm - processors accessing the file

  • url - name of file, including entire URL (with or without .gz)

  • llen - length of localname

Output Parameters#

  • localname - name of local copy of file - valid on only process zero

  • found - if found or retrieved the file - valid on all processes

Note#

if the file already exists locally this function just returns without downloading it.

Level#

developer

Location#

src/sys/fileio/fretrieve.c

Examples#

src/ts/tutorials/extchem.c

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Index of all manual pages