Why is this patch not needed for emacs/gmacs mode? Olga
On Thu, Mar 11, 2010 at 3:04 PM, Michal Hlavinka <[email protected]> wrote: > Hi, > > one our user has reported an issue with wrong tty state after timed out read, > when using utf-8 locale. The reproducer is: > > cat >test.sh <<EOF > #!/bin/ksh > TMOUT=5 > read > EOF > > chmod +x test.sh > ./test.sh > > Actual result (after letting read to time out) is tty does not echo any input > until terminal is reset. Reporter provided a patch (attached) to fix this. > > > ---------------------- Forwarded message: ---------------------- > Description of problem: > When a read command is run in a ksh script and is allowed to time out, ksh > fails to restore the tty settings. Due to this the terminal stops echoing > characters anymore until it is reset. This happens only when the locale is set > to something with utf-8 encoding (en_US.UTF-8 for example) > > Version-Release number of selected component (if applicable): > ksh-20100309-1.fc14.x86_64 > > How reproducible: > Always > > Steps to Reproduce: > <see above> > > Actual results: > Script returns after 5 seconds and the terminal no longer echoes key strokes > > Expected results: > Script returns after 5 seconds and the terminal behaves normally > > Additional info: > When running in a UTF-8 locale, ksh employs viraw mode to accept input, due to > which the tty is made into a raw terminal with echo disabled. It does not > however, restore the terminal on exit, leading to a tty which does not echo > keystrokes. Attached patch fixes this. > ---------------- end of forwarded message ----------------------- > > Regards, > Michal Hlavinka > > _______________________________________________ > ast-developers mailing list > [email protected] > https://mailman.research.att.com/mailman/listinfo/ast-developers > > -- , _ _ , { \/`o;====- Olga Kryzhanovska -====;o`\/ } .----'-/`-/ [email protected] \-`\-'----. `'-..-| / Solaris/BSD//C/C++ programmer \ |-..-'` /\/\ /\/\ `--` `--` _______________________________________________ ast-developers mailing list [email protected] https://mailman.research.att.com/mailman/listinfo/ast-developers
