petsc-3.7.7 2017-09-25
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PetscBinaryOpen

 Opens a PETSc binary file.

Synopsis

PetscErrorCode  PetscBinaryOpen(const char name[],PetscFileMode mode,int *fd)
Not Collective

Input Parameters

name - filename
type - type of binary file, one of FILE_MODE_READ, FILE_MODE_APPEND, FILE_MODE_WRITE

Output Parameter

fd -the file

Notes: Files access with PetscBinaryRead() and PetscBinaryWrite() are ALWAYS written in big-endian format. This means the file can be accessed using PetscBinaryOpen() and PetscBinaryRead() and PetscBinaryWrite() on any machine.

See Also

PetscBinaryRead(), PetscBinaryWrite(), PetscFileMode, PetscViewerFileSetMode(), PetscViewerBinaryGetDescriptor(),
PetscBinarySynchronizedWrite(), PetscBinarySynchronizedRead(), PetscBinarySynchronizedSeek()

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

Examples

src/dm/examples/tutorials/ex15.c.html