PetscBinarySeek#

Moves the file pointer on a PETSc binary file.

Synopsis#

PetscErrorCode PetscBinarySeek(int fd, off_t off, PetscBinarySeekType whence, off_t *offset)

Not Collective, No Fortran Support

Input Parameters#

fd - the file
off - number of bytes to move. Use PETSC_BINARY_INT_SIZE, PETSC_BINARY_SCALAR_SIZE, etc. in your calculation rather than sizeof() to compute byte lengths.
whence - see PetscBinarySeekType for possible values

Output Parameter#

offset - new offset in file

See Also#

PetscBinaryRead(), PetscBinarySeekType, PetscBinaryWrite(), PetscBinaryOpen(), PetscBinarySynchronizedWrite(), PetscBinarySynchronizedRead(), PetscBinarySynchronizedSeek()

Level#

developer

Location#

src/sys/fileio/sysio.c

Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages