[PATCH 8/8] wall: new applet

Bernhard Reutner-Fischer rep.dot.nop at gmail.com
Tue Oct 27 11:22:05 UTC 2009


On Tue, Oct 27, 2009 at 10:47:30AM +0100, Peter Korsgaard wrote:
>>>>>> "walter" == walter harms <wharms at bfs.de> writes:

>No, argv is afaik guaranteed to be null terminated - E.G. access to
>argv[argc] is OK - But you can ofcourse cheat with execve and get argc
>== 0, so the below is indeed better.
>
> walter> 	perhaps this is more save
> walter> 	(argc > 1) ? xopen(argv[1], O_RDONLY) : STDIN_FILENO;

indeed.


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