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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [gdb/] [macroscope.h] - Rev 280
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/* Interface to functions for deciding which macros are currently in scope. Copyright (C) 2002, 2007, 2008 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" /* 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 */
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