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* fhandler.cc (fhandler_base::is_nonblocking): New method.

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(fhandler_base::set_nonblocking): Ditto.
        * fhandler.h (fhandler_base): Declare new methods `is_nonblocking' and
        `set_nonblocking'.
        * fhandler_socket.cc (fhandler_socket::ioctl): Use `set_nonblocking'.
        * fhandler_tty.cc (fhandler_pty_master::process_slave_output):
        Use `is_nonblocking'.
        (fhandler_tty_slave::read): Ditto.
        (fhandler_tty_slave::ioctl): Use `set_nonblocking'.
        (fhandler_pty_master::ioctl): Ditto.
        * net.cc (cygwin_sendto): Fallback to winsock 1 functionality
        in case of nonblocking IO.
        (cygwin_recvfrom): Ditto.
        (cygwin_recv): Ditto.
        (cygwin_send): Ditto.
        * syscalls.cc (_read): Use `is_nonblocking'.
This commit is contained in:
Corinna Vinschen
2001-08-15 07:49:15 +00:00
parent da3ea61edd
commit 5fd12fb0cc
7 changed files with 46 additions and 24 deletions
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14
winsup/cygwin/fhandler.cc
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@@ -1572,3 +1572,17 @@ fhandler_base::fixup_after_fork (HANDLE parent)
debug_printf ("inheriting '%s' from parent", get_name ());
fork_fixup (parent, io_handle, "io_handle");
}
int
fhandler_base::is_nonblocking ()
{
return (openflags & O_NONBLOCK_MASK) != 0;
}
void
fhandler_base::set_nonblocking (int yes)
{
int current = openflags & O_NONBLOCK_MASK;
int new_flags = yes ? (!current ? O_NONBLOCK : current) : 0;
openflags = (openflags & ~O_NONBLOCK_MASK) | new_flags;
}