Commit | Line | Data |
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93dac6e6 | 1 | .\" @(#)sleep.1 6.1 (Berkeley) %G% |
1039c22a | 2 | .\" |
93dac6e6 | 3 | .TH SLEEP 1 "" |
1039c22a KM |
4 | .AT 3 |
5 | .SH NAME | |
6 | sleep \- suspend execution for an interval | |
7 | .SH SYNOPSIS | |
8 | .B sleep | |
9 | time | |
10 | .SH DESCRIPTION | |
11 | .I Sleep | |
12 | suspends execution for | |
13 | .I time | |
14 | seconds. | |
a56392fb | 15 | It is used to execute a command after a certain amount of time as in: |
1039c22a KM |
16 | .PP |
17 | (sleep 105; command)& | |
18 | .PP | |
19 | or to execute a command every so often, as in: | |
20 | .PP | |
21 | while true | |
22 | .br | |
23 | do | |
24 | .br | |
25 | command | |
26 | .br | |
27 | sleep 37 | |
28 | .br | |
29 | done | |
30 | .SH "SEE ALSO" | |
a56392fb | 31 | setitimer(2), alarm(3C), sleep(3) |
1039c22a KM |
32 | .SH BUGS |
33 | .I Time | |
a56392fb | 34 | must be less than 2,147,483,647 seconds. |