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* Makefile.in: Update cppmain.o. * cpphash.h (struct cpp_reader): Move some members to a nested structure. (trad_line): Rename saved_line. (_cpp_read_logical_line_trad): Update. (_cpp_remove_overlay): New. * cppinit.c (cpp_create_reader): No need to set saved_line. (cpp_destroy): Update. (cpp_read_main_file): Only overlay if compiling. * cpplex.c (continue_after_nul): Return false if in directive. * cpplib.c (EXPAND): New. (directive_table, SEEN_EOL): Update. (end_directive): Remove overlay if traditional; don't skip line in traditional #define. (prepare_directive_trad): New. (_cpp_handle_directive, run_directive): Update for traditional directives. (lex_macro_node): Simplify, don't use lex_identifier_trad. * cpplib.h (struct options): Add preprocess_only. * cppmain.c: Don't include intl.h. (cpp_preprocess_file): Set options->preprocess_only. (scan_translation_unit_trad): Fix, and print line numbers. * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters, maybe_start_funlike, scan_out_logical_line, replace_args_and_push, save_replacement_text, _cpp_create_trad_definition): Update for variable renaming. (_cpp_overlay_buffer): Save line number. (_cpp_remove_overlay): Rename from restore_buff, restore line. (_cpp_read_logical_line_trad): Don't handle overlays here. (scan_out_logical_line): Process directives. From-SVN: r54485
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