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On Jul 9 20:20, Michael DePaulo wrote: > On Thu, Jul 9, 2015 at 7:42 PM, Yaakov Selkowitz <yselkowitz@cygwin.com> 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: > https://code.google.com/p/mintty/ > > Or maybe I was thinking about this reply: > https://cygwin.com/ml/cygwin/2007-03/msg00758.html > > 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 > page? > https://cygwin.com/cygwin-ug-net/using-effectively.html > https://cygwin.com/git/gitweb.cgi?p=newlib-cygwin.git;a=blob;f=winsup/doc/effectively.xml 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... Thanks, Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat
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