71 lines
2.6 KiB
C
71 lines
2.6 KiB
C
/* Interface to functions for deciding which macros are currently in scope.
|
|
Copyright (C) 2002-2016 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 3 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, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef MACROSCOPE_H
|
|
#define MACROSCOPE_H
|
|
|
|
#include "macrotab.h"
|
|
#include "symtab.h"
|
|
|
|
|
|
/* The table of macros defined by the user. */
|
|
extern struct macro_table *macro_user_macros;
|
|
|
|
/* 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 representing just the
|
|
user-defined macros. The result is allocated using xmalloc; the
|
|
caller is responsible for freeing it. */
|
|
struct macro_scope *user_macro_scope (void);
|
|
|
|
/* 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
|
|
the user macro scope.
|
|
|
|
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 */
|