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- <html>
- <head>
- <title>reboot</title>
- <body bgcolor=#ffffff>
- <h2 align=center>reboot</h2>
- <h4 align=center>OS/161 Reference Manual</h4>
- <h3>Name</h3>
- reboot - reboot or halt system
- <h3>Library</h3>
- Standard C Library (libc, -lc)
- <h3>Synopsis</h3>
- #include <unistd.h><br>
- <br>
- int<br>
- reboot(int <em>code</em>);
- <h3>Description</h3>
- reboot reboots or shuts down the system. The specific action depends
- on the <em>code</em> passed:
- <blockquote><table width=90%>
- <td width=10%>RB_REBOOT</td> <td>The system is rebooted.</td></tr>
- <td width=10%>RB_HALT</td> <td>The system is halted.</td></tr>
- <td width=10%>RB_POWEROFF</td> <td>The system is powered off.</td></tr>
- </table></blockquote>
- <h3>Return Values</h3>
- On success, reboot does not return. On error, -1 is returned, and
- <A HREF=errno.html>errno</A> is set according to the error
- encountered.
- <h3>Errors</h3>
- The following error codes should be returned under the conditions
- given. Other error codes may be returned for other errors not
- mentioned here.
- <blockquote><table width=90%>
- <td width=10%> </td><td> </td></tr>
- <tr><td>EINVAL</td> <td><em>code</em> was not a valid
- value.</td></tr>
- <tr><td>EPERM</td> <td>The current process does not have
- sufficient privilege to halt the
- system.</td></tr>
- </table></blockquote>
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