This manual page is part of the POSIX Programmer's Manual. The Linux
implementation of this interface may differ (consult the corresponding Linux
manual page for details of Linux behavior), or the interface may not be
implemented on Linux.
utime.h — access and modification times structure
header shall declare the utimbuf
which shall include the following members:
time_t actime Access time.
time_t modtime Modification time.
The times shall be measured in seconds since the Epoch.
header shall define the time_t
described in <sys/types.h>
The following shall be declared as a function and may also be defined as a
macro. A function prototype shall be provided.
The following sections are informative.
int utime(const char *, const struct utimbuf *);
() function only allows setting file timestamps to the nearest
second. Applications should use the utimensat
() function instead. See
header may be removed in a future version.
The System Interfaces volume of POSIX.1‐2008, futimens()
Portions of this text are reprinted and reproduced in electronic form from IEEE
Std 1003.1, 2013 Edition, Standard for Information Technology -- Portable
Operating System Interface (POSIX), The Open Group Base Specifications Issue
7, Copyright (C) 2013 by the Institute of Electrical and Electronics
Engineers, Inc and The Open Group. (This is POSIX.1-2008 with the 2013
Technical Corrigendum 1 applied.) 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.unix.org/online.html .
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