| /* Declarations for variables relating to reading the source file. |
| Used by parsers, lexical analyzers, and error message routines. |
| Copyright (C) 1993-2014 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 3, or (at your option) any later |
| version. |
| |
| GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GCC_INPUT_H |
| #define GCC_INPUT_H |
| |
| #include "line-map.h" |
| |
| extern GTY(()) struct line_maps *line_table; |
| |
| /* A value which will never be used to represent a real location. */ |
| #define UNKNOWN_LOCATION ((source_location) 0) |
| |
| /* The location for declarations in "<built-in>" */ |
| #define BUILTINS_LOCATION ((source_location) 1) |
| |
| /* line-map.c reserves RESERVED_LOCATION_COUNT to the user. Ensure |
| both UNKNOWN_LOCATION and BUILTINS_LOCATION fit into that. */ |
| extern char builtins_location_check[(BUILTINS_LOCATION |
| < RESERVED_LOCATION_COUNT) ? 1 : -1]; |
| |
| extern expanded_location expand_location (source_location); |
| extern const char *location_get_source_line (expanded_location xloc, |
| int *line_size); |
| extern expanded_location expand_location_to_spelling_point (source_location); |
| extern source_location expansion_point_location_if_in_system_header (source_location); |
| |
| /* Historically GCC used location_t, while cpp used source_location. |
| This could be removed but it hardly seems worth the effort. */ |
| typedef source_location location_t; |
| |
| extern location_t input_location; |
| |
| #define LOCATION_FILE(LOC) ((expand_location (LOC)).file) |
| #define LOCATION_LINE(LOC) ((expand_location (LOC)).line) |
| #define LOCATION_COLUMN(LOC)((expand_location (LOC)).column) |
| #define LOCATION_LOCUS(LOC) \ |
| ((IS_ADHOC_LOC (LOC)) ? get_location_from_adhoc_loc (line_table, LOC) \ |
| : (LOC)) |
| #define LOCATION_BLOCK(LOC) \ |
| ((tree) ((IS_ADHOC_LOC (LOC)) ? get_data_from_adhoc_loc (line_table, (LOC)) \ |
| : NULL)) |
| |
| #define in_system_header_at(LOC) \ |
| ((linemap_location_in_system_header_p (line_table, LOC))) |
| |
| void dump_line_table_statistics (void); |
| |
| void diagnostics_file_cache_fini (void); |
| |
| #endif |
