2004-01-16 Eric Christopher <echristo@redhat.com>

	    Chandrakala Chavva <cchavva@redhat.com>

	* cppcharset.c (one_iso88591_to_utf8): New function.
	(convert_iso88591_utf8): Ditto. Use.
	(conversion_tab): Use.
	(_cpp_input_to_utf8): New function.
	(_cpp_init_iconv_buffer): Ditto.
	(_cpp_close_iconv_buffer): Ditto.
	* cpphash.h: Prototype new functions.
	(cpp_buffer): Add input_cset_desc.
	* cppinit.c: Add input_charset default.
	* cpplib.c (cpp_push_buffer): Support init and
	close of iconv.
	* cpplib.h (cpp_options): Add input_charset.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@76000 138bc75d-0d04-0410-961f-82ee72b054a4