Call setup/exit GTK browser function using libdl.
Cc: Andi Kleen <a...@linux.intel.com>
Cc: Pekka Enberg <penb...@kernel.org>
Signed-off-by: Namhyung Kim <namhy...@kernel.org>
---
tools/perf/ui/gtk/gtk.h | 3 +++
tools/perf/ui/setup.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++--
tools/perf/ui/ui.h | 12 +-----------
3 files changed, 53 insertions(+), 13 deletions(-)
diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
index 3d96785ef155..09b7a062fd48 100644
--- a/tools/perf/ui/gtk/gtk.h
+++ b/tools/perf/ui/gtk/gtk.h
@@ -20,6 +20,9 @@ struct perf_gtk_context {
guint statbar_ctx_id;
};
+int perf_gtk__init(void);
+void perf_gtk__exit(bool wait_for_ok);
+
extern struct perf_gtk_context *pgctx;
static inline bool perf_gtk__is_active_context(struct perf_gtk_context *ctx)
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c
index 47d9a571f261..51a7f7357371 100644
--- a/tools/perf/ui/setup.c
+++ b/tools/perf/ui/setup.c
@@ -1,4 +1,5 @@
#include <pthread.h>
+#include <dlfcn.h>
#include "../util/cache.h"
#include "../util/debug.h"
@@ -6,6 +7,52 @@
pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
+#ifdef GTK2_SUPPORT
+void *perf_gtk_handle;
+
+static int setup_gtk_browser(void)
+{
+ int (*perf_ui_init)(void);
+
+ perf_gtk_handle = dlopen("libperf-gtk.so", RTLD_LAZY);
+ if (perf_gtk_handle == NULL)
+ return -1;
+
+ perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
+ if (perf_ui_init == NULL)
+ goto out_close;
+
+ if (perf_ui_init() == 0)
+ return 0;
+
+out_close:
+ dlclose(perf_gtk_handle);
+ return -1;
+}
+
+static void exit_gtk_browser(bool wait_for_ok)
+{
+ void (*perf_ui_exit)(bool);
+
+ if (perf_gtk_handle == NULL)
+ return;
+
+ perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
+ if (perf_ui_exit == NULL)
+ goto out_close;
+
+ perf_ui_exit(wait_for_ok);
+
+out_close:
+ dlclose(perf_gtk_handle);
+
+ perf_gtk_handle = NULL;
+}
+#else
+static inline int setup_gtk_browser(void) { return -1; }
+static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
+#endif
+
void setup_browser(bool fallback_to_pager)
{
if (use_browser < 2 && (!isatty(1) || dump_trace))
@@ -17,7 +64,7 @@ void setup_browser(bool fallback_to_pager)
switch (use_browser) {
case 2:
- if (perf_gtk__init() == 0)
+ if (setup_gtk_browser() == 0)
break;
/* fall through */
case 1:
@@ -39,7 +86,7 @@ void exit_browser(bool wait_for_ok)
{
switch (use_browser) {
case 2:
- perf_gtk__exit(wait_for_ok);
+ exit_gtk_browser(wait_for_ok);
break;
case 1:
diff --git a/tools/perf/ui/ui.h b/tools/perf/ui/ui.h
index 70cb0d4eb8aa..4f7cbe6a2608 100644
--- a/tools/perf/ui/ui.h
+++ b/tools/perf/ui/ui.h
@@ -6,6 +6,7 @@
#include <linux/compiler.h>
extern pthread_mutex_t ui__lock;
+extern void *perf_gtk_handle;
extern int use_browser;
@@ -23,17 +24,6 @@ static inline int ui__init(void)
static inline void ui__exit(bool wait_for_ok __maybe_unused) {}
#endif
-#ifdef GTK2_SUPPORT
-int perf_gtk__init(void);
-void perf_gtk__exit(bool wait_for_ok);
-#else
-static inline int perf_gtk__init(void)
-{
- return -1;
-}
-static inline void perf_gtk__exit(bool wait_for_ok __maybe_unused) {}
-#endif
-
void ui__refresh_dimensions(bool force);
#endif /* _PERF_UI_H_ */
--
1.7.11.7
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