On Fri, Mar 20, 2015 at 4:43 PM, Ryan Lortie <de...@desrt.ca> wrote: > The first one, which we have been pursuing during the past several > years, is to try to mark every file descriptor that we create as > O_CLOEXEC. This is particularly fun in multi-threaded programs because > it means that we have a race between the creation of a file descriptor > and marking it O_CLOEXEC vs. a fork() that may be happening in another > thread. This has led to the creation of a whole bunch of new syscalls > to allow creation of file descriptors that already have O_CLOEXEC set > from the start, thus avoiding the race. We have tried to use these > syscalls where possible, but they usually are not part of POSIX. > Somethings they are completely unavailable, even in Linux, or when they > are available, they have other annoying limitations.
'Not part of POSIX' has never stopped us from using something in glib: atomics, futexes, inotify, pipe2, libelf, to name just a few... _______________________________________________ gtk-devel-list mailing list gtk-devel-list@gnome.org https://mail.gnome.org/mailman/listinfo/gtk-devel-list