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

[Peter Jeremy]

On 2009-May-19 17:40:22 +0000, "George V. Neville-Neil" <gnn at freebsd.org> wrote:
>Log:
>  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.

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)

-- 
Peter Jeremy
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