svn commit: r192398 - in head/usr.bin: . perror

Carlos A. M. dos Santos unixmania at
Wed May 20 23:29:07 UTC 2009

On Wed, May 20, 2009 at 5:01 PM, Peter Jeremy
<peterjeremy at> wrote:
> On 2009-May-19 17:40:22 +0000, "George V. Neville-Neil" <gnn at> wrote:
>>  Add a new program, perror, which takes an errno as a command line argument
>>  and outputs the associated textual message in the same way that
>>  perror(3) would if called within a program.

Rename it to "strerror", please.

> Given how easy it is to "grep <<errno>> /usr/include/sys/errno.h" or
>  perl -e '$! = <<errno>>; print "$!\n";'
> I'm not sure of the utility of this tool.  One downside is that
>  man perror
> will now return perror(1) instead of perror(3)

So does "man printf", which is a pity. It bytes me each time I'm using
Vim and press "k" over the word. :-(

My preferred quotation of Robert Louis Stevenson is "You cannot
make an omelette without breaking eggs". Not because I like the
omelettes, but because I like the sound of eggs being broken.

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