On Tue, Jul 5, 2011 at 10:17 AM, Paolo Bonzini <bonz...@gnu.org> wrote: > On 07/03/2011 06:28 PM, Bastien ROUCARIES wrote: >> On Sun, Jul 3, 2011 at 5:36 PM, Bruno Haible<br...@clisp.org> wrote: >>> Hi all, >>> >>> I wrote: >>>> ... in programs that don't install signal handlers, EINTR ... also occurs >>>> in >>>> MacOS X! >>> >>> It is worse than that: >>> >>> 1) Even on Linux, even when the signal handlers have the SA_RESTART flag >>> set, >>> some system call (like msgrcv(), but not read()) can fail with EINTR. >>> See [1]. >> >> Report to vger al viro and alan cox have fixed problem like this >> sometime ago. It is considered backported to stable > > Not if it is documented I guess: > > msgrcv() is never automatically > restarted after being interrupted by a signal handler, regardless of > the setting of the SA_RESTART flag when establishing a signal han‐ > dler.
They tend to fix these nowaday posix disagree here. ABI will be good it only matter to add a new flag in order to get strict posix Bastien > > Paolo >
