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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [input.h] - Blame information for rev 826

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Line No. Rev Author Line
1 280 jeremybenn
/* Declarations for variables relating to reading the source file.
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   Used by parsers, lexical analyzers, and error message routines.
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   Copyright (C) 1993, 1997, 1998, 2000, 2003, 2004, 2007, 2008, 2009
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   Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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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 GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#ifndef GCC_INPUT_H
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#define GCC_INPUT_H
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#include "line-map.h"
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extern GTY(()) struct line_maps *line_table;
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/* A value which will never be used to represent a real location.  */
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#define UNKNOWN_LOCATION ((source_location) 0)
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/* The location for declarations in "<built-in>" */
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#define BUILTINS_LOCATION ((source_location) 1)
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/* line-map.c reserves RESERVED_LOCATION_COUNT to the user.  Ensure
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   both UNKNOWN_LOCATION and BUILTINS_LOCATION fit into that.  */
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extern char builtins_location_check[(BUILTINS_LOCATION
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                                     < RESERVED_LOCATION_COUNT) ? 1 : -1];
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typedef struct GTY (())
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{
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  /* The name of the source file involved.  */
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  const char *file;
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  /* The line-location in the source file.  */
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  int line;
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  int column;
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  /* In a system header?. */
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  bool sysp;
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} expanded_location;
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extern expanded_location expand_location (source_location);
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/* Historically GCC used location_t, while cpp used source_location.
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   This could be removed but it hardly seems worth the effort.  */
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typedef source_location location_t;
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/* Top-level source file.  */
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extern const char *main_input_filename;
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extern location_t input_location;
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#define LOCATION_FILE(LOC) ((expand_location (LOC)).file)
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#define LOCATION_LINE(LOC) ((expand_location (LOC)).line)
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#define input_line LOCATION_LINE (input_location)
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#define input_filename LOCATION_FILE (input_location)
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#define in_system_header_at(LOC) ((expand_location (LOC)).sysp != 0)
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#define in_system_header (in_system_header_at (input_location))
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#endif

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