petsc-3.8.2 2017-11-09
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PetscFileRetrieve

Obtains a file from a URL or compressed 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 on MPI_Comm

Input Parameter

comm - processors accessing the file
url - name of file, including entire URL (with or without .gz)
llen - length of localname

Output Parameter

localname - name of local copy of file - valid on only process zero
found - if found or retrieved the file - valid on all processes

Notes: if the file already exists local this function just returns without downloading it.

Level:intermediate
Location:
src/sys/fileio/fretrieve.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/sys/examples/tutorials/ex18.c.html
src/ts/examples/tutorials/extchem.c.html