I revised the patch to include Mark Salter's earlier patch, as well as
his documentation changes.

ok to commit?

grace

Changelog:

2002-08-08  Grace Sainsbury  <graces@redhat.com>
	
	* remote.c: (remote_wait, remote_async_wait): Add check for awatch
	T-packets; the 'a' is not taken as a register number.
	(set_hardware_watchpoint_limit, show_hardware_watchpoint_limit)
	(set_hardware_breakpoint_limit, show_hardware_breakpoint_limit):
	New functions. Add commands to call them.
	(remote_check_watch_resources, remote_stopped_by_watchpoint)
	(remote_stopped_data_address): New functions; add to target
	vector.
	(remote_insert_hw_breakpoint, remote_remove_hw_breakpoint): Change
	prototypes to match other implementations of this
	function. replace integer argument with pointer -- the length
	field in the Z-packet is the length of what is pointed to or 1 if
	pointer is null. Add to target vector.
	(remote_insert_watchpoint, remote_remove_watchpoint): Add to
	target vector.

	From Mark Salter:
	* remote.c (remote_wait): Add support to extract optional
	watchpoint information from T-packet. Ignore unrecognized
	optional info in T-packet.
	(remote_async_wait): Ditto.

doc/Changelog: 

2002-08-08  Grace Sainsbury  <graces@redhat.com>

	From Mark Salter:            
	* gdb.texinfo (Protocol): Document T packet extension to
	allow watchpoint address reporting.