X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Finput.h;h=399a685423a081400c3793b0e736e551265050a8;hb=6a9f3fe9c5fc1ae2c12dfac96ec6eb6f792dd3bd;hp=ff014f6d664f58ed8002d761ed65319aef9a79bd;hpb=8a8cdb8db5460d347fb62587e3becfe7f69e64ae;p=pf3gnuchains%2Fgcc-fork.git
diff --git a/gcc/input.h b/gcc/input.h
index ff014f6d664..399a685423a 100644
--- a/gcc/input.h
+++ b/gcc/input.h
@@ -1,12 +1,13 @@
/* Declarations for variables relating to reading the source file.
Used by parsers, lexical analyzers, and error message routines.
- Copyright (C) 1993, 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1993, 1997, 1998, 2000, 2003, 2004, 2007, 2008, 2009, 2010
+ 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 2, or (at your option) any later
+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
@@ -15,49 +16,55 @@ 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 COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+. */
#ifndef GCC_INPUT_H
#define GCC_INPUT_H
-/* The data structure used to record a location in a translation unit. */
-/* Long-term, we want to get rid of this and typedef fileline location_t. */
-struct location_s GTY (())
+#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 "" */
+#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];
+
+typedef struct GTY (())
{
/* The name of the source file involved. */
const char *file;
/* The line-location in the source file. */
int line;
-};
-typedef struct location_s location_t;
-struct file_stack
-{
- struct file_stack *next;
- location_t location;
-};
+ int column;
-/* Top-level source file. */
-extern const char *main_input_filename;
+ /* In a system header?. */
+ bool sysp;
+} expanded_location;
-extern location_t input_location;
-#define input_line (input_location.line)
-#define input_filename (input_location.file)
+extern expanded_location expand_location (source_location);
-/* Stack of currently pending input files.
- The line member is not accurate for the innermost file on the stack. */
-extern struct file_stack *input_file_stack;
+/* 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;
-/* Stack of EXPR_WITH_FILE_LOCATION nested expressions. */
-extern struct file_stack *expr_wfl_stack;
+extern location_t input_location;
-/* Incremented on each change to input_file_stack. */
-extern int input_file_stack_tick;
+#define LOCATION_FILE(LOC) ((expand_location (LOC)).file)
+#define LOCATION_LINE(LOC) ((expand_location (LOC)).line)
-extern void push_srcloc (const char *name, int line);
-extern void pop_srcloc (void);
+#define input_line LOCATION_LINE (input_location)
+#define input_filename LOCATION_FILE (input_location)
+#define in_system_header_at(LOC) ((expand_location (LOC)).sysp != 0)
+#define in_system_header (in_system_header_at (input_location))
#endif