Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#include <pthread.h>
2#include <dlfcn.h>
3
4#include "../util/cache.h"
5#include "../util/debug.h"
6#include "../util/hist.h"
7
8pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
9void *perf_gtk_handle;
10
11#ifdef HAVE_GTK2_SUPPORT
12static int setup_gtk_browser(void)
13{
14 int (*perf_ui_init)(void);
15
16 if (perf_gtk_handle)
17 return 0;
18
19 perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
20 if (perf_gtk_handle == NULL) {
21 char buf[PATH_MAX];
22 scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
23 perf_gtk_handle = dlopen(buf, RTLD_LAZY);
24 }
25 if (perf_gtk_handle == NULL)
26 return -1;
27
28 perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
29 if (perf_ui_init == NULL)
30 goto out_close;
31
32 if (perf_ui_init() == 0)
33 return 0;
34
35out_close:
36 dlclose(perf_gtk_handle);
37 return -1;
38}
39
40static void exit_gtk_browser(bool wait_for_ok)
41{
42 void (*perf_ui_exit)(bool);
43
44 if (perf_gtk_handle == NULL)
45 return;
46
47 perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
48 if (perf_ui_exit == NULL)
49 goto out_close;
50
51 perf_ui_exit(wait_for_ok);
52
53out_close:
54 dlclose(perf_gtk_handle);
55
56 perf_gtk_handle = NULL;
57}
58#else
59static inline int setup_gtk_browser(void) { return -1; }
60static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
61#endif
62
63int stdio__config_color(const struct option *opt __maybe_unused,
64 const char *mode, int unset __maybe_unused)
65{
66 perf_use_color_default = perf_config_colorbool("color.ui", mode, -1);
67 return 0;
68}
69
70void setup_browser(bool fallback_to_pager)
71{
72 if (use_browser < 2 && (!isatty(1) || dump_trace))
73 use_browser = 0;
74
75 /* default to TUI */
76 if (use_browser < 0)
77 use_browser = 1;
78
79 switch (use_browser) {
80 case 2:
81 if (setup_gtk_browser() == 0)
82 break;
83 printf("GTK browser requested but could not find %s\n",
84 PERF_GTK_DSO);
85 sleep(1);
86 /* fall through */
87 case 1:
88 use_browser = 1;
89 if (ui__init() == 0)
90 break;
91 /* fall through */
92 default:
93 use_browser = 0;
94 if (fallback_to_pager)
95 setup_pager();
96 break;
97 }
98}
99
100void exit_browser(bool wait_for_ok)
101{
102 switch (use_browser) {
103 case 2:
104 exit_gtk_browser(wait_for_ok);
105 break;
106
107 case 1:
108 ui__exit(wait_for_ok);
109 break;
110
111 default:
112 break;
113 }
114}