* Makefile.in (SFILES): Add break-catch-throw.c

	* Makefile.in (SFILES): Add break-catch-throw.c
	(COMMON_OBS): Add break-catch-throw.o.
	* break-catch-throw.c: New file.
	* breakpoint.c: Move exception-catching code to new file.
	(ep_parse_optional_if_clause): No longer static.
	* breakpoint.h (ep_parse_optional_if_clause): Declare.