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-/* Interface to functions for deciding which macros are currently in scope.
- Copyright 2002 Free Software Foundation, Inc.
- Contributed by Red Hat, Inc.
-
- This file is part of GDB.
-
- This program 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 of the License, or
- (at your option) any later version.
-
- This program 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 this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#ifndef MACROSCOPE_H
-#define MACROSCOPE_H
-
-#include "macrotab.h"
-#include "symtab.h"
-
-
-/* All the information we need to decide which macro definitions are
- in scope: a source file (either a main source file or an
- #inclusion), and a line number in that file. */
-struct macro_scope {
- struct macro_source_file *file;
- int line;
-};
-
-
-/* Return a `struct macro_scope' object corresponding to the symtab
- and line given in SAL. If we have no macro information for that
- location, or if SAL's pc is zero, return zero. */
-struct macro_scope *sal_macro_scope (struct symtab_and_line sal);
-
-
-/* Return a `struct macro_scope' object describing the scope the `macro
- expand' and `macro expand-once' commands should use for looking up
- macros. If we have a selected frame, this is the source location of
- its PC; otherwise, this is the last listing position.
-
- If we have no macro information for the current location, return zero.
-
- The object returned is allocated using xmalloc; the caller is
- responsible for freeing it. */
-struct macro_scope *default_macro_scope (void);
-
-
-/* Look up the definition of the macro named NAME in scope at the source
- location given by BATON, which must be a pointer to a `struct
- macro_scope' structure. This function is suitable for use as
- a macro_lookup_ftype function. */
-struct macro_definition *standard_macro_lookup (const char *name, void *baton);
-
-
-#endif /* MACROSCOPE_H */