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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [macroscope.h] - Blame information for rev 866

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1 24 jeremybenn
/* Interface to functions for deciding which macros are currently in scope.
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   Copyright (C) 2002, 2007, 2008 Free Software Foundation, Inc.
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   Contributed by Red Hat, Inc.
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   This file is part of GDB.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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#ifndef MACROSCOPE_H
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#define MACROSCOPE_H
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#include "macrotab.h"
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#include "symtab.h"
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/* All the information we need to decide which macro definitions are
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   in scope: a source file (either a main source file or an
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   #inclusion), and a line number in that file.  */
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struct macro_scope {
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  struct macro_source_file *file;
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  int line;
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};
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/* Return a `struct macro_scope' object corresponding to the symtab
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   and line given in SAL.  If we have no macro information for that
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   location, or if SAL's pc is zero, return zero.  */
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struct macro_scope *sal_macro_scope (struct symtab_and_line sal);
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/* Return a `struct macro_scope' object describing the scope the `macro
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   expand' and `macro expand-once' commands should use for looking up
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   macros.  If we have a selected frame, this is the source location of
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   its PC; otherwise, this is the last listing position.
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   If we have no macro information for the current location, return zero.
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   The object returned is allocated using xmalloc; the caller is
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   responsible for freeing it.  */
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struct macro_scope *default_macro_scope (void);
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/* Look up the definition of the macro named NAME in scope at the source
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   location given by BATON, which must be a pointer to a `struct
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   macro_scope' structure.  This function is suitable for use as
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   a macro_lookup_ftype function.  */
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struct macro_definition *standard_macro_lookup (const char *name, void *baton);
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#endif /* MACROSCOPE_H */

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