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Annotation of gcc/cpperror.c, revision 1.1

1.1     ! root        1: /* Default error handlers for CPP Library.
        !             2:    Copyright (C) 1986, 87, 89, 92, 93, 94, 1995 Free Software Foundation, Inc.
        !             3:    Written by Per Bothner, 1994.
        !             4:    Based on CCCP program by by Paul Rubin, June 1986
        !             5:    Adapted to ANSI C, Richard Stallman, Jan 1987
        !             6: 
        !             7: This program is free software; you can redistribute it and/or modify it
        !             8: under the terms of the GNU General Public License as published by the
        !             9: Free Software Foundation; either version 2, or (at your option) any
        !            10: later version.
        !            11: 
        !            12: This program is distributed in the hope that it will be useful,
        !            13: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            15: GNU General Public License for more details.
        !            16: 
        !            17: You should have received a copy of the GNU General Public License
        !            18: along with this program; if not, write to the Free Software
        !            19: Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
        !            20: 
        !            21:  In other words, you are welcome to use, share and improve this program.
        !            22:  You are forbidden to forbid anyone else to use, share and improve
        !            23:  what you give them.   Help stamp out software-hoarding!  */
        !            24: 
        !            25: #ifndef EMACS
        !            26: #include "config.h"
        !            27: #endif /* not EMACS */
        !            28: 
        !            29: #include "cpplib.h"
        !            30: #include <stdio.h>
        !            31: 
        !            32: /* Print the file names and line numbers of the #include
        !            33:    commands which led to the current file.  */
        !            34: 
        !            35: void
        !            36: cpp_print_containing_files (pfile)
        !            37:      cpp_reader *pfile;
        !            38: {
        !            39:   cpp_buffer *ip;
        !            40:   int i;
        !            41:   int first = 1;
        !            42: 
        !            43:   /* If stack of files hasn't changed since we last printed
        !            44:      this info, don't repeat it.  */
        !            45:   if (pfile->input_stack_listing_current)
        !            46:     return;
        !            47: 
        !            48:   ip = cpp_file_buffer (pfile);
        !            49: 
        !            50:   /* Give up if we don't find a source file.  */
        !            51:   if (ip == NULL)
        !            52:     return;
        !            53: 
        !            54:   /* Find the other, outer source files.  */
        !            55:   while ((ip = CPP_PREV_BUFFER (ip)), ip != CPP_NULL_BUFFER (pfile))
        !            56:     {
        !            57:       long line, col;
        !            58:       cpp_buf_line_and_col (ip, &line, &col);
        !            59:       if (ip->fname != NULL)
        !            60:        {
        !            61:          if (first)
        !            62:            {
        !            63:              first = 0;
        !            64:              fprintf (stderr, "In file included");
        !            65:            }
        !            66:          else
        !            67:            fprintf (stderr, ",\n                ");
        !            68:        }
        !            69: 
        !            70:       fprintf (stderr, " from %s:%d", ip->nominal_fname, line);
        !            71:     }
        !            72:   if (! first)
        !            73:     fprintf (stderr, ":\n");
        !            74: 
        !            75:   /* Record we have printed the status as of this time.  */
        !            76:   pfile->input_stack_listing_current = 1;
        !            77: }
        !            78: 
        !            79: void
        !            80: cpp_file_line_for_message (pfile, filename, line, column)
        !            81:      cpp_reader *pfile;
        !            82:      char *filename;
        !            83:      int line, column;
        !            84: {
        !            85:   if (column > 0)
        !            86:     fprintf (stderr, "%s:%d:%d: ", filename, line, column);
        !            87:   else
        !            88:     fprintf (stderr, "%s:%d: ", filename, line);
        !            89: }
        !            90: 
        !            91: /* IS_ERROR is 1 for error, 0 for warning */
        !            92: void cpp_message (pfile, is_error, msg, arg1, arg2, arg3)
        !            93:      int is_error;
        !            94:      cpp_reader *pfile;
        !            95:      char *msg;
        !            96:      char *arg1, *arg2, *arg3;
        !            97: {
        !            98:   if (is_error)
        !            99:     pfile->errors++;
        !           100:   else
        !           101:     fprintf (stderr, "warning: ");
        !           102:   fprintf (stderr, msg, arg1, arg2, arg3);
        !           103:   fprintf (stderr, "\n");
        !           104: }
        !           105: 
        !           106: void
        !           107: fatal (str, arg)
        !           108:      char *str, *arg;
        !           109: {
        !           110:   fprintf (stderr, "%s: ", progname);
        !           111:   fprintf (stderr, str, arg);
        !           112:   fprintf (stderr, "\n");
        !           113:   exit (FATAL_EXIT_CODE);
        !           114: }
        !           115: 
        !           116: 
        !           117: void
        !           118: cpp_pfatal_with_name (pfile, name)
        !           119:      cpp_reader *pfile;
        !           120:      char *name;
        !           121: {
        !           122:   cpp_perror_with_name (pfile, name);
        !           123: #ifdef VMS
        !           124:   exit (vaxc$errno);
        !           125: #else
        !           126:   exit (FATAL_EXIT_CODE);
        !           127: #endif
        !           128: }

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