cpptrad.c (struct block, [...]): New.
* cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
scan_parameters, save_replacement_text, replacement_length): New.
(scan_out_logical_line): Take a macro and save parameters if
non-NULL.
(_cpp_logical_line_trad): Update.
(_cpp_create_trad_definition): Update to handle function-like
macros.
* cpplex.c (new_buff): Update.
(struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
* cpphash.h: ...here.
(CPP_ALIGN2, _cpp_save_parameter): New.
* cppmacro.c (save_parameter): Rename, export.
(parse_params): Update.
From-SVN: r54331