Made fixincludes a toplevel build module.

toplevel:
2004-08-31  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.def (build_modules): Add fixincludes.
	(dependencies): Make gcc depend on fixincludes.
	* configure.in (build_tools): Add fixincludes.
	(build_configdirs): Always include build_libs.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

contrib:
2004-08-04  Paolo Bonzini  <bonzini@gnu.org>

	* gcc_update: Add fixincludes.

fixincludes:
2004-08-31  Paolo Bonzini  <bonzini@gnu.org>

	* .cvsignore: New.
	* Makefile.in: From gcc/fixinc/Makefile.in, making it fully
	autoconfiscated.
	* configure.ac: New.
	* config.h.in: Generate.
	* configure: Generate.
	* aclocal.m4: New.
	* fixlib.h: Remove inclusions of gcc files.
	* system.h: New.

	Other files copied from gcc/fixinc.

gcc:
2004-08-31  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.in (build_subdir): New substitution.
	(fixinc.sh): Simplify heavily since fixincludes is already built.
	(stmp-fixinc): Depend on specs.ready.
	(install-mkheaders): Use new location of fixincludes.
	(clean): Do not descend into fixinc.
	(FORBUILD): Replace with ../$(build_subdir).
	* configure.ac (build_subdir): Substitute.
	(FORBUILD): Do not set.
	(all_outputs): Remove fixinc/Makefile.
	(default commands): Do not create links in fixinc.
	* mkfixinc.sh: New, from fixinc/mkfixinc.sh without
	the fixincludes configuration steps and substituting
	@FIXINCL@ in fixinc.in.
	* fixinc.in: New, from fixinc/fixincl.sh.

	* fixinc/*: Removed.

From-SVN: r86824