input.c: New file.

	* input.c: New file.
	* input.h (main_input_filename): Move declaration to toplev.h.
	* toplev.c (input_location, line_table): Move to input.c
	* toplev.h (main_input_filename): Move declaration from input.h.
	* tree.c (expand_location): Move to input.c.
	* Makefile.in (OBJS-common): Add input.o.
	(input.o): Add dependencies.

From-SVN: r159914

1 files changed, 53 insertions, 0 deletions

diff --git a/gcc/input.c b/gcc/input.c
new file mode 100644
index 0000000..e5e051f
--- /dev/null
+++ b/gcc/input.c
@@ -0,0 +1,53 @@
+/* Data and functions related to line maps and input files.
+   Copyright (C) 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 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/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "intl.h"
+#include "input.h"
+
+/* Current position in real source file.  */
+
+location_t input_location;
+
+struct line_maps *line_table;
+
+expanded_location
+expand_location (source_location loc)
+{
+  expanded_location xloc;
+  if (loc <= BUILTINS_LOCATION)
+    {
+      xloc.file = loc == UNKNOWN_LOCATION ? NULL : _("<built-in>");
+      xloc.line = 0;
+      xloc.column = 0;
+      xloc.sysp = 0;
+    }
+  else
+    {
+      const struct line_map *map = linemap_lookup (line_table, loc);
+      xloc.file = map->to_file;
+      xloc.line = SOURCE_LINE (map, loc);
+      xloc.column = SOURCE_COLUMN (map, loc);
+      xloc.sysp = map->sysp != 0;
+    };
+  return xloc;
+}