mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-30 15:44:13 +08:00
22af969e8c
So that it can be set properly prior to set up output fields. That makes easy to handle/warn errors during the setup since it doesn't need to be bothered with the GUI. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/1400480762-22852-11-git-send-email-namhyung@kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
108 lines
1.9 KiB
C
108 lines
1.9 KiB
C
#include <pthread.h>
|
|
#include <dlfcn.h>
|
|
|
|
#include "../util/cache.h"
|
|
#include "../util/debug.h"
|
|
#include "../util/hist.h"
|
|
|
|
pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
|
|
void *perf_gtk_handle;
|
|
|
|
#ifdef HAVE_GTK2_SUPPORT
|
|
static int setup_gtk_browser(void)
|
|
{
|
|
int (*perf_ui_init)(void);
|
|
|
|
if (perf_gtk_handle)
|
|
return 0;
|
|
|
|
perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
|
|
if (perf_gtk_handle == NULL) {
|
|
char buf[PATH_MAX];
|
|
scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
|
|
perf_gtk_handle = dlopen(buf, 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))
|
|
use_browser = 0;
|
|
|
|
/* default to TUI */
|
|
if (use_browser < 0)
|
|
use_browser = 1;
|
|
|
|
switch (use_browser) {
|
|
case 2:
|
|
if (setup_gtk_browser() == 0)
|
|
break;
|
|
printf("GTK browser requested but could not find %s\n",
|
|
PERF_GTK_DSO);
|
|
sleep(1);
|
|
/* fall through */
|
|
case 1:
|
|
use_browser = 1;
|
|
if (ui__init() == 0)
|
|
break;
|
|
/* fall through */
|
|
default:
|
|
use_browser = 0;
|
|
if (fallback_to_pager)
|
|
setup_pager();
|
|
break;
|
|
}
|
|
}
|
|
|
|
void exit_browser(bool wait_for_ok)
|
|
{
|
|
switch (use_browser) {
|
|
case 2:
|
|
exit_gtk_browser(wait_for_ok);
|
|
break;
|
|
|
|
case 1:
|
|
ui__exit(wait_for_ok);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|