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src/winsup/cygwin shm.cc cygserver_shm.cc cygs ...


CVSROOT:	/cvs/src
Module name:	src
Branch: 	cygwin_daemon
Changes by:	scottc@sources.redhat.com	2002-07-10 07:40:17

Modified files:
	winsup/cygwin  : shm.cc cygserver_shm.cc cygserver_shm.h 
	                 cygwin.din Makefile.in 
	winsup/cygwin/include/sys: ipc.h shm.h 
Added files:
	winsup/cygwin  : msg.cc sem.cc 
	winsup/cygwin/include/sys: msg.h sem.h 

Log message:
	* msg.cc: New file of stub functions, no functionality.
	* sem.cc: Ditto.
	* shm.cc (client_shmmgr::shmctl): Add support for an out shm_info
	buffer for the SHM_INFO command.
	(client_shmmgr::shmget): Use %X to print keys.
	* include/sys/ipc.h: Comment all fields and values.
	(IPC_PRIVATE): Change to be non-negative.
	* include/sys/msg.h: New file with SUSv3 and ipcs(8) interfaces.
	* include/sys/sem.h: Ditto.
	* include/sys/shm.h: Comment all fields and values.
	(struct shm_info): New struct.
	* cygserver_shm.h (client_request_shm::shminfo): Rename.
	(client_request_shm::shm_info): New method.
	(client_request_shm::_parameters.out.hFileMap): Move into union.
	(client_request_shm::_parameters.out.shminfo): Rename.
	(client_request_shm::_parameters.out.shm_info): New field.
	* cygserver_shm.cc (server_shmmgr::_shm_ids): Rename.
	(server_shmmgr::_shm_tot): New field.
	(server_shmmgr::shmctl): Rename `out_shminfo' argument.  Add
	`out_shm_info' argument.  Fill in the `out_shm_info' argument in
	the SHM_INFO command.
	(server_shmmgr::shmget): Check `shmflg' against the mode of
	existing segments as per Stevens 1990, p. 123.
	(server_shmmgr::server_shmmgr): Initialize the new `_shm_tot'
	field.
	(server_shmmgr::new_segment): Set ENOMEM if CreateFileMapping
	fails.  Pass `size' to new_segment.
	(server_shmmgr::new_segment): Add size argument and use it to
	check against and update the new `_shm_tot' field.
	(server_shmmgr::delete_segment): Update the new `_shm_tot' field.
	* cygwin.din: Add the SysV IPC msg and sem interfaces.
	* Makefile.in (DLL_OFILES): Add new DLL object files.

Patches:
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/msg.cc.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=NONE&r2=1.1.2.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/sem.cc.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=NONE&r2=1.1.2.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/shm.cc.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.1.2.16&r2=1.1.2.17
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/cygserver_shm.cc.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.1.2.21&r2=1.1.2.22
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/cygserver_shm.h.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.1.2.14&r2=1.1.2.15
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/cygwin.din.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.37.2.8&r2=1.37.2.9
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/Makefile.in.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.63.2.15&r2=1.63.2.16
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/include/sys/msg.h.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=NONE&r2=1.1.2.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/include/sys/sem.h.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=NONE&r2=1.1.2.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/include/sys/ipc.h.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.1.2.6&r2=1.1.2.7
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/include/sys/shm.h.diff?cvsroot=src&only_with_tag=cygwin_daemon&r1=1.1.2.5&r2=1.1.2.6


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