Return codes over 1 byte
Fri Jul 10 08:28:00 GMT 2015
On Jul 9 20:20, Michael DePaulo wrote:
> On Thu, Jul 9, 2015 at 7:42 PM, Yaakov Selkowitz <firstname.lastname@example.org> wrote:
> > On Thu, 2015-07-09 at 19:30 -0400, Michael DePaulo wrote:
> >> mark06 mentioned this on IRC today and then left the channel about 1 hour later:
> >> <mark06> has anyone ever discussed exit codes above one byte? they are
> >> valid on modern windows, but cygwin's bash will mess them
> >> I was curious, so I googled it (I could not find an answer) and then
> >> tried it out. I can confirm the what he said.
> > http://pubs.opengroup.org/onlinepubs/9699919799/functions/exit.html
> > https://www.gnu.org/software/libc/manual/html_node/Exit-Status.html
> > --
> > Yaakov
> Right, only the least significant 8 bits are outputted. So "257" becomes "1".
> I thought I read somewhere that the Cygwin mintty terminal + bash
> shell is supposed to be suitable for running native windows apps.
> Maybe I was thinking of the 1st paragraph on this page after the list
> of features:
> Or maybe I was thinking about this reply:
> Either way, I feel like this should be documented somewhere. Perhaps I
> should submit a patch to add a section like "return codes" to to this
Feel free. Please send patches to the cygwin-patches ML. While you're
at it, you might want to scratch the entire section called "Cygwin and
Windows Networking". It's so 20th century...
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
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