X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=gcc%2Finput.h;h=7f00dc7cd0a7c4a866e3896e405efefaf7bc250e;hb=7a50adb78fc252c3fcd01ca0f199b8ec914c3f67;hp=7c71c24d46babdc7cb01af88ddd7e8f22bdd40a8;hpb=a35311b0351ab259fba366e9c20be87b7a4720d7;p=gcc.git

diff --git a/gcc/input.h b/gcc/input.h
index 7c71c24d46b..7f00dc7cd0a 100644
--- a/gcc/input.h
+++ b/gcc/input.h
@@ -1,47 +1,73 @@
 /* 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, 2004, 2007, 2008, 2009
+   Free Software Foundation, Inc.
 
-   Copyright (C) 1993 Free Software Foundation, Inc.
+This file is part of GCC.
 
-This file is part of GNU CC.
+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.
 
-GNU CC 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 version.
-
-GNU CC 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.
+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 GNU CC; 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
+<http://www.gnu.org/licenses/>.  */
 
-/* Source file current line is coming from.  */
-extern char *input_filename;
+#ifndef GCC_INPUT_H
+#define GCC_INPUT_H
 
-/* Top-level source file.  */
-extern char *main_input_filename;
+#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];
+
+typedef struct GTY (())
+{
+  /* The name of the source file involved.  */
+  const char *file;
 
-/* Line number in current source file.  */
-extern int lineno;
+  /* The line-location in the source file.  */
+  int line;
+
+  int column;
+
+  /* In a system header?. */
+  bool sysp;
+} expanded_location;
+
+extern expanded_location expand_location (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;
+
+/* Top-level source file.  */
+extern const char *main_input_filename;
 
-/* Stream for reading from input file.  */
-extern FILE *finput;
+extern location_t input_location;
 
-struct file_stack
-  {
-    char *name;
-    struct file_stack *next;
-    int line;
-  };
+#define LOCATION_FILE(LOC) ((expand_location (LOC)).file)
+#define LOCATION_LINE(LOC) ((expand_location (LOC)).line)
 
-/* 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;
+#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))
 
-/* Incremented on each change to input_file_stack.  */
-extern int input_file_stack_tick;
+#endif