gcc/

gcc/

2006-11-20  Carlos O'Donell  <carlos@codesourcery.com>
	    Mark Mitchell  <mark@codesourcery.com>

	* cppdefault.c: Define cpp_PREFIX, cpp_PREFIX_len, and
	gcc_exec_prefix.
	(cpp_relocated): New function.
	* cppdefault.h: Declare cpp_PREFIX, cpp_PREFIX_len, gcc_exec_prefix
	and cpp_relocated.
	* Makefile.in (PREPROCESSOR_DEFINES): Add -DPREFIX option.
	* c-incpath.c (add_standard_paths): Call cpp_relocated. If relocated,
	replace configured prefix with gcc_exec_prefix.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119017 138bc75d-0d04-0410-961f-82ee72b054a4