86 lines
1.9 KiB
Groff
86 lines
1.9 KiB
Groff
.\" Copyright (c) 1980 Regents of the University of California.
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.\" All rights reserved. The Berkeley software License Agreement
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.\" specifies the terms and conditions for redistribution.
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.\"
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.\" @(#)utimes.2 6.4 (Berkeley) 8/26/85
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.\"
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.TH UTIME 2 "August 26, 1985"
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.UC 4
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.SH NAME
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utime \- set file times
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.SH SYNOPSIS
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.nf
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.ft B
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#include <sys/types.h>
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#include <utime.h>
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int utime(const char *\fIfile\fP, struct utimbuf *\fItimes\fP)
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.fi
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.SH DESCRIPTION
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The
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.B utime
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call
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uses the
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\*(lqaccessed\*(rq and \*(lqupdated\*(rq times
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from the utimbuf structure pointed to by
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.I times
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to set the corresponding recorded times for
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.I file.
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.PP
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Struct utimbuf is defined in <utime.h> as follows:
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.PP
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.RS
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.nf
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.ta +0.4i +0.8i +1.0i
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struct utimbuf {
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time_t actime; /* access time */
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time_t modtime; /* modification time */
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};
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.fi
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.RE
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.PP
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The caller must be the owner of the file or the super-user.
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The \*(lqinode-changed\*(rq time of the file is set to the current time.
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.SH "RETURN VALUE
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Upon successful completion, a value of 0 is returned.
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Otherwise, a value of \-1 is returned and
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.B errno
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is set to indicate the error.
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.SH "ERRORS
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.B Utime
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will fail if one or more of the following are true:
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.TP 15
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[ENOTDIR]
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A component of the path prefix is not a directory.
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.TP 15
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[EINVAL]
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The pathname contains a character with the high-order bit set.
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.TP 15
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[ENAMETOOLONG]
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The path name exceeds PATH_MAX characters.
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.TP 15
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[ENOENT]
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The named file does not exist.
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.TP 15
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[ELOOP]
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Too many symbolic links were encountered in translating the pathname.
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(Minix-vmd)
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.TP 15
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[EPERM]
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The process is not super-user and not the owner of the file.
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.TP 15
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[EACCES]
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Search permission is denied for a component of the path prefix.
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.TP 15
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[EROFS]
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The file system containing the file is mounted read-only.
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.TP 15
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[EFAULT]
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.I File
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or \fItimes\fP points outside the process's allocated address space.
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.TP 15
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[EIO]
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An I/O error occurred while reading or writing the affected inode.
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.SH SEE ALSO
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.BR stat (2).
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