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#include "../util/util.h"
8
9pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
10void *perf_gtk_handle;
11int use_browser = -1;
12
13#define PERF_GTK_DSO "libperf-gtk.so"
14
15#ifdef HAVE_GTK2_SUPPORT
16
17static int setup_gtk_browser(void)
18{
19 int (*perf_ui_init)(void);
20
21 if (perf_gtk_handle)
22 return 0;
23
24 perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
25 if (perf_gtk_handle == NULL) {
26 char buf[PATH_MAX];
27 scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
28 perf_gtk_handle = dlopen(buf, RTLD_LAZY);
29 }
30 if (perf_gtk_handle == NULL)
31 return -1;
32
33 perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
34 if (perf_ui_init == NULL)
35 goto out_close;
36
37 if (perf_ui_init() == 0)
38 return 0;
39
40out_close:
41 dlclose(perf_gtk_handle);
42 return -1;
43}
44
45static void exit_gtk_browser(bool wait_for_ok)
46{
47 void (*perf_ui_exit)(bool);
48
49 if (perf_gtk_handle == NULL)
50 return;
51
52 perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
53 if (perf_ui_exit == NULL)
54 goto out_close;
55
56 perf_ui_exit(wait_for_ok);
57
58out_close:
59 dlclose(perf_gtk_handle);
60
61 perf_gtk_handle = NULL;
62}
63#else
64static inline int setup_gtk_browser(void) { return -1; }
65static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
66#endif
67
68int stdio__config_color(const struct option *opt __maybe_unused,
69 const char *mode, int unset __maybe_unused)
70{
71 perf_use_color_default = perf_config_colorbool("color.ui", mode, -1);
72 return 0;
73}
74
75void setup_browser(bool fallback_to_pager)
76{
77 if (use_browser < 2 && (!isatty(1) || dump_trace))
78 use_browser = 0;
79
80 /* default to TUI */
81 if (use_browser < 0)
82 use_browser = 1;
83
84 switch (use_browser) {
85 case 2:
86 if (setup_gtk_browser() == 0)
87 break;
88 printf("GTK browser requested but could not find %s\n",
89 PERF_GTK_DSO);
90 sleep(1);
91 /* fall through */
92 case 1:
93 use_browser = 1;
94 if (ui__init() == 0)
95 break;
96 /* fall through */
97 default:
98 use_browser = 0;
99 if (fallback_to_pager)
100 setup_pager();
101 break;
102 }
103}
104
105void exit_browser(bool wait_for_ok)
106{
107 switch (use_browser) {
108 case 2:
109 exit_gtk_browser(wait_for_ok);
110 break;
111
112 case 1:
113 ui__exit(wait_for_ok);
114 break;
115
116 default:
117 break;
118 }
119}