NAME
sync - schedule file system updates
SYNOPSIS
#include <unistd.h>
void sync(void);
DESCRIPTION
The sync() function shall cause all information in memory
that updates file systems to be scheduled for writing out to all
file systems.
The writing, although scheduled, is not necessarily complete
upon return from sync().
RETURN VALUE
The sync() function shall not return a value.
ERRORS
No errors are defined.
The following sections are informative.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
fsync() , the Base Definitions volume of
IEEE Std 1003.1-2001, <unistd.h>
COPYRIGHT
Portions of this text are reprinted and
reproduced in electronic form from IEEE Std 1003.1, 2003 Edition,
Standard for Information Technology -- Portable Operating System
Interface (POSIX), The Open Group Base Specifications Issue 6,
Copyright (C) 2001-2003 by the Institute of Electrical and
Electronics Engineers, Inc and The Open Group. In the event of any
discrepancy between this version and the original IEEE and The Open
Group Standard, the original IEEE and The Open Group Standard is
the referee document. The original Standard can be obtained online
at http://www.opengroup.org/unix/online.html
.