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src/winsup/cygwin shm.cc ChangeLog


CVSROOT:	/cvs/src
Module name:	src
Changes by:	corinna@sourceware.org	2007-11-06 13:29:53

Modified files:
	winsup/cygwin  : shm.cc ChangeLog 

Log message:
	* shm.cc: Include sync.h
	(struct shm_shmid_list): Add ref_count member.
	(struct shm_attached_list): Remove hdl and size members.  Add a parent
	member pointing to referenced shm_shmid_list entry.
	(shm_guard): New muto.
	(SLIST_LOCK): Define.
	(SLIST_UNLOCK): Define.
	(fixup_shms_after_fork): Use hdl and size members of parent
	shm_shmid_list entry.
	(shmat): Access sequential bookkeeping lists in a thread safe way.
	Accommodate change in list element layout.  Align comments.
	(shmctl): Ditto.
	(shmdt): Ditto.
	(shmget): Ditto.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/shm.cc.diff?cvsroot=src&r1=1.33&r2=1.34
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/ChangeLog.diff?cvsroot=src&r1=1.3948&r2=1.3949


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