winsup/cygwin ChangeLog fhandler.cc fhandler.h ...

[cgf@cygwin.com]

CVSROOT:	/cvs/uberbaum
Module name:	winsup
Changes by:	cgf@sourceware.org	2011-10-30 04:50:36

Modified files:
	cygwin         : ChangeLog fhandler.cc fhandler.h 
	                 fhandler_fifo.cc fhandler_tty.cc miscfuncs.cc 
	                 pipe.cc tty.cc 
	cygwin/include/sys: strace.h 

Log message:
	* fhandler.h (fhandler_pipe::create_selectable): Remove optional argument, take
	an options argument for CreateNamedPipe/CreateFile.  Change handle arguments to
	expect pointers.
	(fhandler_fifo::fifo_state): Delete.
	(fhandler_fifo::dummy_client): Ditto.
	(fhandler_fifo::open_nonserver): Ditto.
	(fhandler_fifo::wait_state): Ditto.
	(fhandler_fifo::raw_write): Ditto.
	(fhandler_fifo::read_ready): New field.
	(fhandler_fifo::write_ready): Ditto.
	(fhandler_fifo::wait): Modify argument.
	(fhandler_fifo::fifo_name): Add a new argument.
	(fhandler_fifo::fixup_after_fork): New function.
	* fhandler_fifo.cc (fhandler_fifo::fhandler_fifo): Remove initialization of
	expunged elements.  Initialize new handles to NULL.
	(fhandler_fifo::open_nonserver): Delete.
	(fnevent): New macro for creating a named event.
	(fnpipe): New macro for creating a unique named pipe name.
	(create_pipe): New macro for simplification of named pipe creation.
	(fhandler_fifo::fifo_name): Use new argument when creating a shared name.
	(fhandler_fifo::open): Rewrite.  Use events to synchronize.
	(pure_debug_printf): New macro, active only when DEBUGGING.
	(fhandler_fifo::wait): Rewrite to wait for new fifo events which are supplied
	as a parameter.
	(fhandler_fifo::raw_read): Rewrite to use handle mechanism to detect
	client-side disconnect.
	(fhandler_fifo::raw_write): Delete.
	(fhandler_fifo::close): Remove accommodations for expunged fields.  Close event
	handles.
	(fhandler_fifo::dup): Remove accommodations for expunged fields.  Duplicate
	event handles.
	(fhandler_fifo::fixup_after_fork): New function.  Perform fixups on event
	handles.
	(fhandler_fifo::set_close_on_exec): Remove accommodations for expunged fields.
	Set inheritance for new handle fields.
	* miscfuncs.cc (CreatePipeOverlapped): Accommodate changes in
	fhandler_pipe::create_selectable.
	* tty.cc (tty::not_allocated): Ditto.
	* pipe.cc (fhandler_pipe::create): Ditto.
	(fhandler_pipe::create_selectable): Accept an extra open_mode argument.  Pass
	arguments by reference and allow opening one end of the pipe at a time.
	* sys/strace.h (debug_only_printf): Define new macro which calls debug_printf
	only when DEBUGGING is defined.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/ChangeLog.diff?cvsroot=uberbaum&r1=1.5539&r2=1.5540
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/fhandler.cc.diff?cvsroot=uberbaum&r1=1.404&r2=1.405
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/fhandler.h.diff?cvsroot=uberbaum&r1=1.441&r2=1.442
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/fhandler_fifo.cc.diff?cvsroot=uberbaum&r1=1.48&r2=1.49
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/fhandler_tty.cc.diff?cvsroot=uberbaum&r1=1.244&r2=1.245
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/miscfuncs.cc.diff?cvsroot=uberbaum&r1=1.72&r2=1.73
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/pipe.cc.diff?cvsroot=uberbaum&r1=1.134&r2=1.135
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/tty.cc.diff?cvsroot=uberbaum&r1=1.90&r2=1.91
http://sourceware.org/cgi-bin/cvsweb.cgi/winsup/cygwin/include/sys/strace.h.diff?cvsroot=uberbaum&r1=1.28&r2=1.29