perf-probe: Move dwarf library routines to dwarf-aux.{c, h}

Move dwarf library related routines to dwarf-aux.{c,h}.
This includes several minor changes.
- Add simple documents for each API.
- Rename die_find_real_subprogram() to die_find_realfunc()
- Rename line_walk_handler_t to line_walk_callback_t.
- Minor cleanups.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Link: http://lkml.kernel.org/r/20110627072727.6528.57647.stgit@fedora15
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 1 insertions, 5 deletions

diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h
index 605730a366db..0f1ed3d25a20 100644
--- a/tools/perf/util/probe-finder.h
+++ b/tools/perf/util/probe-finder.h
@@ -32,11 +32,7 @@ extern int find_line_range(int fd, struct line_range *lr);
 extern int find_available_vars_at(int fd, struct perf_probe_event *pev,
                                   struct variable_list **vls, int max_points,
                                   bool externs);
-
-#include <dwarf.h>
-#include <elfutils/libdw.h>
-#include <elfutils/libdwfl.h>
-#include <elfutils/version.h>
+#include "dwarf-aux.h"
 
 struct probe_finder {
         struct perf_probe_event *pev;           /* Target probe event */