Introducing a poweroff(8) command

[John Polstra]

On 23-Aug-2004 John Baldwin wrote:
> On Saturday 21 August 2004 04:22 pm, Giorgos Keramidas wrote:
>> Add a hard link to reboot(8) called "poweroff" which defaults to the
>> same behavior as "halt -p".  Also fix a related bug while here.  When
>> called as "halt -p" the previous reboot program would not disallow the
>> use of -d for saving kernel dumps (it would inhibit dumps without the
>> -p option though).
>>
>> Index: Makefile
[...]
> I think this is buggy in that p will point to the / character since you don't 
> modify it in the second case.  I.e. what you wrote is basically this:
> 
>       p = rindex(*argv, '/');
>       if (p != NULL)
>               p + 1;  /* does nothing */
>       else
>               *argv;  /* also does nothing */
[...]

This whole thread seems ridiculous to me.  Why can't it be done with a
simple shell script?

John