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src/winsup/cygwin ChangeLog errno.cc fhandler. ...


CVSROOT:	/cvs/src
Module name:	src
Changes by:	corinna@sourceware.org	2004-04-19 19:29:11

Modified files:
	winsup/cygwin  : ChangeLog errno.cc fhandler.cc fhandler.h 
	                 fhandler_tape.cc mtinfo.h registry.cc 

Log message:
	* errno.cc (errmap): Handle ERROR_IO_PENDING.
	* fhandler.cc (fhandler_base::open): Make tape I/O asynchronous.
	* fhandler.h (class fhandler_dev_tape): Add mt_evt member.
	* fhandler_tape.cc (mtinfo_drive::initialize): Initialize async_writes.
	(mtinfo_drive::close): Handle async writes.
	(mtinfo_drive::read): Add mt_evt parameter.  Use overlapped I/O.
	(mtinfo_drive::async_wait): New function.
	(mtinfo_drive::write): Add mt_evt parameter.  Use overlapped I/O.
	Handle async writes.
	(mtinfo_drive::_set_pos): Handle async writes.
	(mtinfo_drive::set_partition): Ditto.
	(mtinfo_drive::prepare): Ditto.
	(mtinfo_drive::get_status): Drop useless "else".  Handle async_writes
	flag.
	(mtinfo_drive::set_options): Handle async_writes flags.
	(fhandler_dev_tape::close): Close mt_evt handle.
	(fhandler_dev_tape::raw_read): Create mt_evt handle and use in call
	to mtinfo_drive::read.
	(fhandler_dev_tape::raw_write): Create mt_evt handle and use in call
	to mtinfo_drive::write.
	* mtinfo.h (MTINFO_VERSION): Bump.
	(enum dirty_state): Add async_write_pending state.
	(class mtinfo_drive): Add OVERLAPPED struct "ov".  Add async_writes
	flag.
	(mtinfo_drive::async_wait): Add declaration.
	(mtinfo_drive::read): Add mt_evt parameter.
	(mtinfo_drive::write): Ditto.
	
	* registry.cc (load_registry_hive): Call enable_restore_privilege
	instead of set_process_privilege.

Patches:
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/ChangeLog.diff?cvsroot=src&r1=1.2442&r2=1.2443
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/errno.cc.diff?cvsroot=src&r1=1.42&r2=1.43
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler.cc.diff?cvsroot=src&r1=1.186&r2=1.187
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler.h.diff?cvsroot=src&r1=1.204&r2=1.205
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler_tape.cc.diff?cvsroot=src&r1=1.46&r2=1.47
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/mtinfo.h.diff?cvsroot=src&r1=1.5&r2=1.6
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/registry.cc.diff?cvsroot=src&r1=1.18&r2=1.19


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