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d97b616a WJ |
1 | .\" Copyright (c) 1991 Regents of the University of California. |
2 | .\" All rights reserved. | |
3 | .\" | |
4 | .\" This code is derived from software contributed to Berkeley by | |
5 | .\" the Institute of Electrical and Electronics Engineers, Inc. | |
6 | .\" | |
7 | .\" Redistribution and use in source and binary forms, with or without | |
8 | .\" modification, are permitted provided that the following conditions | |
9 | .\" are met: | |
10 | .\" 1. Redistributions of source code must retain the above copyright | |
11 | .\" notice, this list of conditions and the following disclaimer. | |
12 | .\" 2. Redistributions in binary form must reproduce the above copyright | |
13 | .\" notice, this list of conditions and the following disclaimer in the | |
14 | .\" documentation and/or other materials provided with the distribution. | |
15 | .\" 3. All advertising materials mentioning features or use of this software | |
16 | .\" must display the following acknowledgement: | |
17 | .\" This product includes software developed by the University of | |
18 | .\" California, Berkeley and its contributors. | |
19 | .\" 4. Neither the name of the University nor the names of its contributors | |
20 | .\" may be used to endorse or promote products derived from this software | |
21 | .\" without specific prior written permission. | |
22 | .\" | |
23 | .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
24 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
25 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
26 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
27 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
28 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
29 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
30 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
31 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
32 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
33 | .\" SUCH DAMAGE. | |
34 | .\" | |
35 | .\" @(#)touch.1 6.4 (Berkeley) 6/27/91 | |
36 | .\" | |
37 | .Dd June 27, 1991 | |
38 | .Dt TOUCH 1 | |
39 | .Os | |
40 | .Sh NAME | |
41 | .Nm touch | |
42 | .Nd update date last modified of a file | |
43 | .Sh SYNOPSIS | |
44 | .Nm touch | |
45 | .Op Fl c | |
46 | .Op Fl f | |
47 | .Ar file ... | |
48 | .Sh DESCRIPTION | |
49 | The | |
50 | .Nm touch | |
51 | utility | |
52 | changes the modification and or access times | |
53 | of the given | |
54 | .Ar file . | |
55 | .Pp | |
56 | Available options: | |
57 | .Bl -tag -width Ds | |
58 | .It Fl c | |
59 | Do not create a specified file if it does not exist. | |
60 | Do not write any diagnostic messages concerning this | |
61 | condition. | |
62 | .It Fl f | |
63 | Attempt to force the | |
64 | .Nm touch | |
65 | in spite of read and write permissions on a | |
66 | .Ar file . | |
67 | .Sh SEE ALSO | |
68 | .Xr utimes 2 | |
69 | .Sh HISTORY | |
70 | A | |
71 | .Nm | |
72 | command appeared in | |
73 | .At v7 . | |
74 | This command is | |
75 | .Ud . |