I'm calling system to copy some files, which only return true or false and
sets $? to the errno number. So, unless there is a better way, I need the
mapping.

<nobu.nokada / softhome.net> wrote in message
news:200204260154.g3Q1s3J05490 / sharui.nakada.kanuma.tochigi.jp...
> Hi,
>
> At Fri, 26 Apr 2002 06:56:47 +0900,
> Rod Schmidt wrote:
> > Is there a way to get an error message for an errno in Ruby. I'm looking
for
> > similiar functionality as strerror() in C?
>
> Raised exceptions from syscalls have message, isn't it good
> enough?
>
>   $ ruby -e 'open("nothing") rescue puts $!.message'
>   No such file or directory - "nothing"
>
> Or you need the whole mapping from errno to messages?
>
> --
> Nobu Nakada
>