bcc5cac9a7
* cpperror.c (cpp_file_line_for_message): Constify a char*. * cppexp.c (parse_number, parse_charconst, cpp_lex, cpp_parse_expr): Add static prototypes. (parse_charconst): Don't cast away const-ness. (token): Constify a char*. * cppfiles.c (file_name_list, include_hash, find_include_file, finclude, initialize_input_buffer): Constify a char*. (file_cleanup, find_position): Add static prototypes. * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol, collect_expansion): Add static prototypes. (cpp_install, create_definition, monthnames): Constify a char*. * cpphash.h (cpp_install): Likewise. * cppinit.c (known_suffixes, default_include, dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise. (base_name, dump_special_to_buffer, initialize_dependency_output): Add static prototypes. * cpplib.c (my_strerror): Constify a char*. (null_underflow, null_cleanup, skip_comment, copy_comment, copy_rest_of_line, handle_directive, pass_thru_directive, get_directive_token, read_line_number, cpp_print_file_and_line, v_cpp_error, v_cpp_warning, v_cpp_error_with_line, v_cpp_warning_with_line, detect_if_not_defined, consider_directive_while_skipping): Add static prototypes. (pass_thru_directive, check_macro_name, cpp_expand_to_buffer, cpp_pedwarn_with_file_and_line): Constify a char*. * cpplib.h (cpp_options, include_hash, progname, definition, cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer, check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message, find_include_file, deps_output, include_hash): Constify a char*. * cppmain.c (progname): Constify. (main): Add prototype. Use return, not exit. * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac, recognized_macro, check_macro_names, read_scan_file, write_rbrac, inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident, check_protection): Add static prototype. (xfree): Remove. (progname, recognized_macrom, recognized_extern): Constify a char*. (main): Add prototype. * gen-protos.c (progname): Constify a char*. From-SVN: r29171
124 lines
3.2 KiB
C
124 lines
3.2 KiB
C
/* CPP main program, using CPP Library.
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Copyright (C) 1995, 1997, 1998, 1999 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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#ifndef EMACS
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#include "config.h"
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#include "system.h"
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#else
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#include <stdio.h>
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extern char *getenv ();
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#endif /* not EMACS */
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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_options options;
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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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int argi = 1; /* Next argument to handle. */
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struct cpp_options *opts = &options;
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enum cpp_token kind;
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p = argv[0] + strlen (argv[0]);
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while (p != argv[0] && p[-1] != '/') --p;
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progname = p;
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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 (&parse_in);
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parse_in.opts = opts;
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cpp_options_init (opts);
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argi += cpp_handle_options (&parse_in, argc - argi , argv + argi);
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if (argi < argc && ! CPP_FATAL_ERRORS (&parse_in))
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cpp_fatal (&parse_in, "Invalid option `%s'", argv[argi]);
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if (CPP_FATAL_ERRORS (&parse_in))
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return (FATAL_EXIT_CODE);
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parse_in.show_column = 1;
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if (! cpp_start_read (&parse_in, opts->in_fname))
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return (FATAL_EXIT_CODE);
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/* Now that we know the input file is valid, open the output. */
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if (!opts->out_fname || !strcmp (opts->out_fname, ""))
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opts->out_fname = "stdout";
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else if (! freopen (opts->out_fname, "w", stdout))
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cpp_pfatal_with_name (&parse_in, opts->out_fname);
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if (! opts->no_output)
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{
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do
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{
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kind = cpp_get_token (&parse_in);
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if (CPP_WRITTEN (&parse_in) >= BUFSIZ || kind == CPP_EOF)
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{
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size_t rem, count = CPP_WRITTEN (&parse_in);
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rem = fwrite (parse_in.token_buffer, 1, count, stdout);
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if (rem < count)
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/* Write error. */
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cpp_pfatal_with_name (&parse_in, opts->out_fname);
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CPP_SET_WRITTEN (&parse_in, 0);
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}
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}
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while (kind != CPP_EOF);
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}
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else
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{
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do
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{
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cpp_scan_buffer (&parse_in);
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kind = cpp_get_token (&parse_in);
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}
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while (kind != CPP_EOF);
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CPP_SET_WRITTEN (&parse_in, 0);
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}
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cpp_finish (&parse_in);
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if (fwrite (parse_in.token_buffer, 1, CPP_WRITTEN (&parse_in), stdout)
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< CPP_WRITTEN (&parse_in))
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cpp_pfatal_with_name (&parse_in, opts->out_fname);
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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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