Reply to utime() question
Don_Lewine%dgc.ceo.dg.com at RELAY.CS.NET
Don_Lewine%dgc.ceo.dg.com at RELAY.CS.NET
Wed Aug 1 07:56:44 AEST 1990
From: Don_Lewine%dgc.ceo.dg.com at RELAY.CS.NET
CEO document contents:
In article <405 at usenix.ORG> <uunet!samsung.com!audfax!arnold> writes:
>From: arnold at audiofax.com (Arnold Robbins)
>
>Can someone with access to the 1003.1 standard tell me if the utime(2)
>system call is standardized, and if so if the definition of struct utimbuf
>is supposed to be in a particular header file?
>From POSIX 5.6.6.1:
#include <sys/types.h>
#include <utime.h>
Int utime(path,times)
char *path;
struct utimebuf *times;
>From 5.6.6.2:
The utimbuf structure is defined by the header <utime.h>, and included the
following members:
TYPE NAME Description
time_t actime Access time
time_t modtime Modification time
The 1990 revision of 1003.1 changes the definition to use an ANSI prototype:
int utime(char *path, struct utimebuf *times);
and add the restriction the the utimebuf structure may not contain any members
other than the ones listed in the standard.
Note that utime() is the only function [I believe] where a structure is passed
into the system without having been obtained by a prior library call. This
makes it "special". I would guess that this is why AT&T never put it into a
header file.
--Donald Lewine
uunet!dg!lewine
Volume-Number: Volume 20, Number 153
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