gdb/

gdb/
2011-03-09  Yao Qi  <yao@codesourcery.com>

	Revert:
	2011-02-11  Yao Qi  <yao@codesourcery.com>

	* common/Makefile.in: Add copyright header.

	2011-02-11  Yao Qi  <yao@codesourcery.com>

	* Makefile.in: Remove signals.o from COMMON_OBS.  Link
	libcommon.a.
	* configure.ac: Add common to sub dir.
	* configure: Regenerate.

gdb/gdbserver/
2011-03-09  Yao Qi  <yao@codesourcery.com>

	Revert:
	2011-03-04  Yao Qi  <yao@codesourcery.com>

	* Makefile.in: Remove GNU make feature --directory.

	2011-03-05  Yao Qi  <yao@codesourcery.com>

	* Makefile.in (CLEANDIRS, REQUIRED_SUBDIRS): New variable.
	(subdir_do): New make target.  Copied from gdb/Makefile.
	(maintainer-clean, realclean, distclean, clean): Call corresponding
	make targets in common/Makefile.

	2011-02-11  Yao Qi  <yao@codesourcery.com>

	* configure.ac: Call AC_PROG_RANLIB.
	* Makefile.in: Remove signals.o from OBS.  Link libcommon.a.
	* configure: Regenerate.