* Makefile.in (GDB_CFLAGS): Add -I$(srcdir)/common.

	* Makefile.in (GDB_CFLAGS): Add -I$(srcdir)/common.
	(init.c): signals/ -> common/.
	(signals.o): Update.
	* target.h (target_signal_to_string,target_signal_to_string)
	(target_signal_from_name,target_signal_to_host_p)
	(target_signal_from_host,target_signal_to_host): Move to ...
	* common/gdb_signals.h: ... here.  New file.
	* common/signals.c: Moved here from signals/signals.c.
	#include gdb_signals.h, remove #include of target.h in gdb case.
	(target_signal_from_command,default_target_signal_to_host)
	(default_target_signal_from_host): Move inside #ifndef GDBSERVER.

	* gdbserver/Makefile.in (INCLUDE_CFLAGS): Add -I$(srcdir)/../common.
	(server_h): Add gdb_signals.h.
	(signals.o): Update.
	* server.h (target_signal_from_host,target_signal_to_host_p)
	(target_signal_to_host,target_signal_to_name): Moved to gdb_signals.h.