The Open Group Base Specifications Issue 7, 2018 edition
IEEE Std 1003.1-2017 (Revision of IEEE Std 1003.1-2008)
Copyright © 2001-2018 IEEE and The Open Group

NAME

utime.h - access and modification times structure

SYNOPSIS

[OB] [Option Start] #include <utime.h> [Option End]

DESCRIPTION

The <utime.h> header shall declare the utimbuf structure, 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.

The <utime.h> header shall define the time_t type as 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.

int utime(const char *, const struct utimbuf *);


The following sections are informative.

APPLICATION USAGE

The utime() function only allows setting file timestamps to the nearest second. Applications should use the utimensat() function instead. See <sys/stat.h>.

RATIONALE

None.

FUTURE DIRECTIONS

The <utime.h> header may be removed in a future version.

SEE ALSO

<sys/stat.h>, <sys/types.h>

XSH futimens, utime

CHANGE HISTORY

First released in Issue 3.

Issue 6

The following new requirements on POSIX implementations derive from alignment with the Single UNIX Specification:

Issue 7

The <utime.h> header is marked obsolescent.

End of informative text.

 

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