* exceptions.cc (setup_handler): Always relinquish lock after we've
interrupted. * fhandler.cc: Move pipe methods to pipe.cc. * fhandler.h (fhandler_pipe): Add new methods. * fork.cc (sync_with_parent): Make error messages more informative. * pipe.cc (fhandler_pipe::fhandler_pipe): Move here from fhandler.cc. (fhandler_pipe::lseek): Ditto. (fhandler_pipe::set_close_on_exec): New method. (fhandler_pipe::read): Ditto. (fhandler_pipe::close): Ditto. (fhandler_pipe::dup): Ditto. (make_pipe): Create the guard mutex on the read side of the pipe. * select.cc (peek_pipe): Use guard_mutex to discover if we have the right to read on this pipe. (fhandler_pipe::readh_for_read): Pass the read pipe guard mutex to peek_pipe. * syscalls.cc (_read): Always detect signal catchers, for now. * debug.cc (makethread): Eliminate hack to make thread inheritable. * sigproc.cc (subproc_init): Don't use hack to make thread inheritable.
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@ -849,8 +849,7 @@ setup_handler (int sig, void *handler, struct sigaction& siga)
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if (th)
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{
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interrupted = interrupt_on_return (th, sig, handler, siga);
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if (!interrupted)
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LeaveCriticalSection (&th->lock);
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LeaveCriticalSection (&th->lock);
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}
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else if (interruptible (cx.Eip))
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interrupted = interrupt_now (&cx, sig, handler, siga);
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@ -870,9 +869,6 @@ setup_handler (int sig, void *handler, struct sigaction& siga)
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sigproc_printf ("couldn't send signal %d", sig);
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}
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if (th)
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LeaveCriticalSection (&th->lock);
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if (!hth)
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sigproc_printf ("good. Didn't suspend main thread, th %p", th);
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else
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