/* Interface to C preprocessor macro tables for GDB.
- Copyright (C) 2002-2014 Free Software Foundation, Inc.
+ Copyright (C) 2002-2020 Free Software Foundation, Inc.
Contributed by Red Hat, Inc.
This file is part of GDB.
#ifndef MACROTAB_H
#define MACROTAB_H
+#include "gdbsupport/function-view.h"
+
struct obstack;
-struct bcache;
struct compunit_symtab;
+namespace gdb {
+struct bcache;
+}
+
/* How do we represent a source location? I mean, how should we
represent them within GDB; the user wants to use all sorts of
ambiguous abbreviations, like "break 32" and "break foo.c:32"
the same source location (although 'gcc -DFOO -UFOO -DFOO=2' does
do that in GCC 4.1.2.). */
struct macro_table *new_macro_table (struct obstack *obstack,
- struct bcache *bcache,
+ gdb::bcache *bcache,
struct compunit_symtab *cust);
path. e.g., `stdio.h', not `/usr/include/stdio.h'. If NAME
appears more than once in the inclusion tree, return the
least-nested inclusion --- the one closest to the main source file. */
-struct macro_source_file *(macro_lookup_inclusion
- (struct macro_source_file *source,
- const char *name));
+struct macro_source_file *macro_lookup_inclusion
+ (struct macro_source_file *source,
+ const char *name);
/* Record an object-like #definition (i.e., one with no parameter list).
effect at the end of the file. The macro table owns the structure;
the caller need not free it. Return zero if NAME is not #defined
at that point. */
-struct macro_definition *(macro_lookup_definition
- (struct macro_source_file *source,
- int line, const char *name));
+struct macro_definition *macro_lookup_definition
+ (struct macro_source_file *source,
+ int line, const char *name);
/* Return the source location of the definition for NAME in scope at
number of the definition, and return a source file structure for
the file. Return zero if NAME has no definition in scope at that
point, and leave *DEFINITION_LINE unchanged. */
-struct macro_source_file *(macro_definition_location
- (struct macro_source_file *source,
- int line,
- const char *name,
- int *definition_line));
-
-/* Callback function when walking a macro table. NAME is the name of
- the macro, and DEFINITION is the definition. SOURCE is the file at the
- start of the include path, and LINE is the line number of the SOURCE file
- where the macro was defined. USER_DATA is an arbitrary pointer which is
- passed by the caller to macro_for_each or macro_for_each_in_scope. */
-typedef void (*macro_callback_fn) (const char *name,
- const struct macro_definition *definition,
- struct macro_source_file *source,
- int line,
- void *user_data);
-
-/* Call the function FN for each macro in the macro table TABLE.
- USER_DATA is passed, untranslated, to FN. */
-void macro_for_each (struct macro_table *table, macro_callback_fn fn,
- void *user_data);
-
-/* Call the function FN for each macro that is visible in a given
- scope. The scope is represented by FILE and LINE. USER_DATA is
- passed, untranslated, to FN. */
+struct macro_source_file *macro_definition_location
+ (struct macro_source_file *source,
+ int line,
+ const char *name,
+ int *definition_line);
+
+/* Prototype for a callback callable when walking a macro table. NAME
+ is the name of the macro, and DEFINITION is the definition. SOURCE
+ is the file at the start of the include path, and LINE is the line
+ number of the SOURCE file where the macro was defined. */
+typedef void (macro_callback_fn) (const char *name,
+ const struct macro_definition *definition,
+ struct macro_source_file *source,
+ int line);
+
+/* Call the callable FN for each macro in the macro table TABLE. */
+void macro_for_each (struct macro_table *table,
+ gdb::function_view<macro_callback_fn> fn);
+
+/* Call FN for each macro that is visible in a given scope. The scope
+ is represented by FILE and LINE. */
void macro_for_each_in_scope (struct macro_source_file *file, int line,
- macro_callback_fn fn,
- void *user_data);
+ gdb::function_view<macro_callback_fn> fn);
/* Return FILE->filename with possibly prepended compilation directory name.
This is raw concatenation without the "set substitute-path" and gdb_realpath
- applications done by symtab_to_fullname. Returned string must be freed by
- xfree.
+ applications done by symtab_to_fullname.
THis function ignores the "set filename-display" setting. Its default
setting is "relative" which is backward compatible but the former behavior
of macro filenames printing was "absolute". */
-extern char *macro_source_fullname (struct macro_source_file *file);
+extern std::string macro_source_fullname (struct macro_source_file *file);
#endif /* MACROTAB_H */
projects / deliverable / binutils-gdb.git / blobdiff