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Update some Documentation and comments associated with the last ioctl change

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This commit is contained in:
Gregory Nutt 2014-11-29 13:25:29 -06:00
parent 1a22ede31c
commit 4657f5c870
3 changed files with 11 additions and 6 deletions
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8
Documentation/NuttxUserGuide.html
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@ -13,7 +13,7 @@
<h1><big><font color="#3c34ec"><i>NuttX Operating System<p>User's Manual</i></font></big></h1>
<p><small>by</small></p>
<p>Gregory Nutt<p>
<p>Last Updated: November 5, 2014</p>
<p>Last Updated: November 29, 2014</p>
</td>
</tr>
</table>
@ -7733,7 +7733,11 @@ interface of the same name.
<ul><pre>
#include &lt;sys/ioctl.h&gt;
int ioctl(int fd, int req, unsigned long arg);
#ifdef CONFIG_LIBC_IOCTL_VARIADIC
int ioctl(int fd, int req, ...);
#else
int ioctl(int fd, int req, unsigned long arg);
#endif
</pre></ul>
<h4><a name="drvrpollops">2.10.2.4 poll.h</a></h4>

5
include/sys/ioctl.h
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@ -69,7 +69,7 @@ extern "C"
****************************************************************************/
/****************************************************************************
* Name: ioctl/fs_ioctl
* Name: ioctl
*
* Description:
* Perform device specific operations.
@ -79,7 +79,8 @@ extern "C"
* Parameters:
* fd File/socket descriptor of device
* req The ioctl command
* arg The argument of the ioctl cmd
* arg The argument of the ioctl cmd, OR
* ... A third argument of type unsigned long is still expected.
*
* Return:
* >=0 on success (positive non-zero values are cmd-specific)

4
libc/misc/lib_ioctl.c
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@ -54,7 +54,7 @@
****************************************************************************/
/****************************************************************************
* Name: ioctl/fs_ioctl
* Name: ioctl
*
* Description:
* Perform device specific operations.
@ -62,7 +62,7 @@
* Parameters:
* fd File/socket descriptor of device
* req The ioctl command
* ... One argument of type unsigned long is expected
* ... A third argument of type unsigned long is expected
*
* Return:
* >=0 on success (positive non-zero values are cmd-specific)