1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <pthread.h>
3*4882a593Smuzhiyun #include <dlfcn.h>
4*4882a593Smuzhiyun #include <unistd.h>
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun #include <subcmd/pager.h>
7*4882a593Smuzhiyun #include "../util/debug.h"
8*4882a593Smuzhiyun #include "../util/hist.h"
9*4882a593Smuzhiyun #include "ui.h"
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER;
12*4882a593Smuzhiyun void *perf_gtk_handle;
13*4882a593Smuzhiyun int use_browser = -1;
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #define PERF_GTK_DSO "libperf-gtk.so"
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun #ifdef HAVE_GTK2_SUPPORT
18*4882a593Smuzhiyun
setup_gtk_browser(void)19*4882a593Smuzhiyun static int setup_gtk_browser(void)
20*4882a593Smuzhiyun {
21*4882a593Smuzhiyun int (*perf_ui_init)(void);
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun if (perf_gtk_handle)
24*4882a593Smuzhiyun return 0;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
27*4882a593Smuzhiyun if (perf_gtk_handle == NULL) {
28*4882a593Smuzhiyun char buf[PATH_MAX];
29*4882a593Smuzhiyun scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
30*4882a593Smuzhiyun perf_gtk_handle = dlopen(buf, RTLD_LAZY);
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun if (perf_gtk_handle == NULL)
33*4882a593Smuzhiyun return -1;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
36*4882a593Smuzhiyun if (perf_ui_init == NULL)
37*4882a593Smuzhiyun goto out_close;
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun if (perf_ui_init() == 0)
40*4882a593Smuzhiyun return 0;
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun out_close:
43*4882a593Smuzhiyun dlclose(perf_gtk_handle);
44*4882a593Smuzhiyun return -1;
45*4882a593Smuzhiyun }
46*4882a593Smuzhiyun
exit_gtk_browser(bool wait_for_ok)47*4882a593Smuzhiyun static void exit_gtk_browser(bool wait_for_ok)
48*4882a593Smuzhiyun {
49*4882a593Smuzhiyun void (*perf_ui_exit)(bool);
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun if (perf_gtk_handle == NULL)
52*4882a593Smuzhiyun return;
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
55*4882a593Smuzhiyun if (perf_ui_exit == NULL)
56*4882a593Smuzhiyun goto out_close;
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun perf_ui_exit(wait_for_ok);
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun out_close:
61*4882a593Smuzhiyun dlclose(perf_gtk_handle);
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun perf_gtk_handle = NULL;
64*4882a593Smuzhiyun }
65*4882a593Smuzhiyun #else
setup_gtk_browser(void)66*4882a593Smuzhiyun static inline int setup_gtk_browser(void) { return -1; }
exit_gtk_browser(bool wait_for_ok __maybe_unused)67*4882a593Smuzhiyun static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
68*4882a593Smuzhiyun #endif
69*4882a593Smuzhiyun
stdio__config_color(const struct option * opt __maybe_unused,const char * mode,int unset __maybe_unused)70*4882a593Smuzhiyun int stdio__config_color(const struct option *opt __maybe_unused,
71*4882a593Smuzhiyun const char *mode, int unset __maybe_unused)
72*4882a593Smuzhiyun {
73*4882a593Smuzhiyun perf_use_color_default = perf_config_colorbool("color.ui", mode, -1);
74*4882a593Smuzhiyun return 0;
75*4882a593Smuzhiyun }
76*4882a593Smuzhiyun
setup_browser(bool fallback_to_pager)77*4882a593Smuzhiyun void setup_browser(bool fallback_to_pager)
78*4882a593Smuzhiyun {
79*4882a593Smuzhiyun if (use_browser < 2 && (!isatty(1) || dump_trace))
80*4882a593Smuzhiyun use_browser = 0;
81*4882a593Smuzhiyun
82*4882a593Smuzhiyun /* default to TUI */
83*4882a593Smuzhiyun if (use_browser < 0)
84*4882a593Smuzhiyun use_browser = 1;
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun switch (use_browser) {
87*4882a593Smuzhiyun case 2:
88*4882a593Smuzhiyun if (setup_gtk_browser() == 0)
89*4882a593Smuzhiyun break;
90*4882a593Smuzhiyun printf("GTK browser requested but could not find %s\n",
91*4882a593Smuzhiyun PERF_GTK_DSO);
92*4882a593Smuzhiyun sleep(1);
93*4882a593Smuzhiyun use_browser = 1;
94*4882a593Smuzhiyun /* fall through */
95*4882a593Smuzhiyun case 1:
96*4882a593Smuzhiyun if (ui__init() == 0)
97*4882a593Smuzhiyun break;
98*4882a593Smuzhiyun /* fall through */
99*4882a593Smuzhiyun default:
100*4882a593Smuzhiyun use_browser = 0;
101*4882a593Smuzhiyun if (fallback_to_pager)
102*4882a593Smuzhiyun setup_pager();
103*4882a593Smuzhiyun break;
104*4882a593Smuzhiyun }
105*4882a593Smuzhiyun }
106*4882a593Smuzhiyun
exit_browser(bool wait_for_ok)107*4882a593Smuzhiyun void exit_browser(bool wait_for_ok)
108*4882a593Smuzhiyun {
109*4882a593Smuzhiyun switch (use_browser) {
110*4882a593Smuzhiyun case 2:
111*4882a593Smuzhiyun exit_gtk_browser(wait_for_ok);
112*4882a593Smuzhiyun break;
113*4882a593Smuzhiyun
114*4882a593Smuzhiyun case 1:
115*4882a593Smuzhiyun ui__exit(wait_for_ok);
116*4882a593Smuzhiyun break;
117*4882a593Smuzhiyun
118*4882a593Smuzhiyun default:
119*4882a593Smuzhiyun break;
120*4882a593Smuzhiyun }
121*4882a593Smuzhiyun }
122