041c31944c
2000-07-03 Zack Weinberg <zack@wolery.cumb.org> * fix-header.c (struct partial_proto): Remove unnecessary fields. (recognized_extern, recognized_function, read_scan_file): Update for new scheme. (check_protection): It's still a multiple include guard even if it doesn't always trigger. * scan-decls.c (skip_to_closing_brace, scan_decls): Update for new scheme. * scan.h: Declare struct cpp_token. Update prototypes. 2000-07-03 Neil Booth <neilb@earthling.net> Zack Weinberg <zack@wolery.cumb.org> Complete overhaul of the lexer and macro expander. * cpphash.c (object_defn, funct_defn, push_macro_expansion, arg, arglist, argdata, reflist, collect_objlike_expansion, collect_funlike_expansion, collect_params, warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat, unsafe_chars, macarg, compare_defs, special_symbol, scan_arguments, stringify, funlike_macroexpand, _cpp_quote_string, monthnames): Delete. (cpp_lookup, _cpp_free_definition, dump_funlike_macro, _cpp_create_definition, _cpp_dump_definition, dump_hash_helper): Adjust. (find_param, count_params, parse_define, var_args_str, check_macro_redefinition, save_expansion): New. * cpplex.c (skip_block_comment, skip_line_comment, parse_name, parse_string, output_line_command, trigraph_replace, lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens, cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist, cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer, _cpp_skip_rest_of_line): Modify. (maybe_macroexpand, skip_comment, copy_comment, skip_string, find_position, null_warning, bump_column, expand_name_space, pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist, _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace, _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token, _cpp_prescan): Delete. (dump_param_spelling, process_directive, lex_next, is_macro_disabled, stringify_arg, expand_context_stack, output_token, make_string_token, alloc_number_token, special_symbol, duplicate_token, maybe_paste_with_next, can_paste, prevent_macro_expansion, restore_macro_expansion, get_temp_token, release_temp_tokens, quote_string, token_names, token_spellings, _cpp_expand_name_space, _cpp_glue_header_name, _cpp_reserve_name_space, digraph_spellings, trigraph_ok, skip_whitespace, save_comment, placemarker_token, eof_token, cpp_context, macro_args, get_raw_token, parse_arg, parse_args, save_token, push_arg_context, push_macro_context, pop_context, do_pop_context, free_macro_args, _cpp_get_line, _cpp_run_directive): New. * cpplib.c (validate_else, parse_include, push_conditional, pass_thru_directive, read_line_number, parse_ifdef, detect_if_not_defined, _cpp_check_directive, do_define, do_undef, do_include, do_import, do_include_next, do_error, do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas, top_pragmas, do_pragma_gcc, do_pragma_implementation, do_pragma_poison, do_pragma_system_header, do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else, dl_elif, do_endif, _cpp_unwind_if_stack, do_assert, do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert, cpp_defined): Update for new scheme. (strtoul_for_line, get_define_node, dump_macro_name, _cpp_check_linemarker, _cpp_parse_assertion): New. (_cpp_handle_directive, do_pragma_default): Delete. * cpphash.h (struct predicate): Now struct answer. (enum spell_type, struct token_spelling, struct directive, directive_handler): New. Update prototypes. Remove unused macros. * cpplib.h: Update prototypes. Remove unused macros, structure definitions, and fields. * cpperror.c (print_containing_files, v_message): Adjust. * cppexp.c (parse_assertion, lex, parse_escape, _cpp_parse_expr): Adjust. * cppfiles.c (open_include_file, _cpp_execute_include, _cpp_compare_file_date, cpp_read_file, read_include_file): Adjust. * cppinit.c (dump_special_to_buffer): Delete. (append_include_chain, merge_include_chains, cpp_reader_init, cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read, cpp_finish, handle_option, print_help): Adjust. * cppmain.c (main): Adjust. testsuite: 2000-07-03 Zack Weinberg <zack@wolery.cumb.org> * testsuite/gcc.dg/cpp/19951025-1.c: Adjust regexps. * testsuite/gcc.dg/cpp/19990703-1.c: Likewise. * testsuite/gcc.dg/cpp/20000625-1.c: Likewise. * testsuite/gcc.dg/cpp/20000625-2.c: Likewise. * testsuite/gcc.dg/cpp/macro1.c, testsuite/gcc.dg/cpp/paste1.c, testsuite/gcc.dg/cpp/paste2.c, testsuite/gcc.dg/cpp/paste3.c, testsuite/gcc.dg/cpp/paste4.c, testsuite/gcc.dg/cpp/strify1.c, testsuite/gcc.dg/cpp/strify2.c: New tests. From-SVN: r34859
90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/* CPP main program, using CPP Library.
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Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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Written by Per Bothner, 1994-95.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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In other words, you are welcome to use, share and improve this program.
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You are forbidden to forbid anyone else to use, share and improve
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what you give them. Help stamp out software-hoarding! */
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#include "config.h"
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#include "system.h"
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#include "cpplib.h"
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#include "intl.h"
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const char *progname;
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cpp_reader parse_in;
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cpp_printer parse_out;
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extern int main PARAMS ((int, char **));
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int
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main (argc, argv)
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int argc;
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char **argv;
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{
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char *p;
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cpp_reader *pfile = &parse_in;
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cpp_printer *print;
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int argi = 1; /* Next argument to handle. */
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p = argv[0] + strlen (argv[0]);
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while (p != argv[0] && ! IS_DIR_SEPARATOR (p[-1])) --p;
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progname = p;
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xmalloc_set_program_name (progname);
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#ifdef HAVE_LC_MESSAGES
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setlocale (LC_MESSAGES, "");
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#endif
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(void) bindtextdomain (PACKAGE, localedir);
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(void) textdomain (PACKAGE);
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cpp_reader_init (pfile);
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argi += cpp_handle_options (pfile, argc - argi , argv + argi);
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if (argi < argc && ! CPP_FATAL_ERRORS (pfile))
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cpp_fatal (pfile, "Invalid option %s", argv[argi]);
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if (CPP_FATAL_ERRORS (pfile))
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return (FATAL_EXIT_CODE);
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/* Open the output now. We must do so even if no_output is on,
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because there may be other output than from the actual
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preprocessing (e.g. from -dM). */
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print = cpp_printer_init (pfile, &parse_out);
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if (! print)
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return (FATAL_EXIT_CODE);
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pfile->printer = print;
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if (! cpp_start_read (pfile, print, CPP_OPTION (pfile, in_fname)))
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return (FATAL_EXIT_CODE);
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if (CPP_OPTION (pfile, no_output))
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while (CPP_BUFFER (pfile) != NULL)
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cpp_scan_buffer_nooutput (pfile);
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else
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while (CPP_BUFFER (pfile) != NULL)
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cpp_scan_buffer (pfile, print);
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cpp_finish (pfile, print);
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cpp_cleanup (pfile);
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if (parse_in.errors)
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return (FATAL_EXIT_CODE);
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return (SUCCESS_EXIT_CODE);
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}
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