3 #ifdef HAVE_BACKTRACE_SUPPORT
7 #include "../../util/cache.h"
8 #include "../../util/debug.h"
9 #include "../browser.h"
10 #include "../helpline.h"
13 #include "../libslang.h"
14 #include "../keysyms.h"
17 static volatile int ui__need_resize;
19 extern struct perf_error_ops perf_tui_eops;
21 extern void hist_browser__init_hpp(void);
23 void ui__refresh_dimensions(bool force)
25 if (force || ui__need_resize) {
27 pthread_mutex_lock(&ui__lock);
28 SLtt_get_screen_size();
30 pthread_mutex_unlock(&ui__lock);
34 static void ui__sigwinch(int sig __maybe_unused)
39 static void ui__setup_sigwinch(void)
47 pthread__unblock_sigwinch();
48 signal(SIGWINCH, ui__sigwinch);
51 int ui__getch(int delay_secs)
53 struct timeval timeout, *ptimeout = delay_secs ? &timeout : NULL;
63 timeout.tv_sec = delay_secs;
67 err = select(1, &read_set, NULL, NULL, ptimeout);
86 err = select(1, &read_set, NULL, NULL, &timeout);
94 #ifdef HAVE_BACKTRACE_SUPPORT
95 static void ui__signal_backtrace(int sig)
101 psignal(sig, "perf");
103 printf("-------- backtrace --------\n");
104 size = backtrace(stackdump, ARRAY_SIZE(stackdump));
105 backtrace_symbols_fd(stackdump, size, STDOUT_FILENO);
110 # define ui__signal_backtrace ui__signal
113 static void ui__signal(int sig)
116 psignal(sig, "perf");
126 SLtt_get_screen_size();
128 err = SLsmg_init_smg();
131 err = SLang_init_tty(0, 0, 0);
137 pr_err("TUI initialization failed.\n");
141 SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
145 tui_progress__init();
147 signal(SIGSEGV, ui__signal_backtrace);
148 signal(SIGFPE, ui__signal_backtrace);
149 signal(SIGINT, ui__signal);
150 signal(SIGQUIT, ui__signal);
151 signal(SIGTERM, ui__signal);
153 perf_error__register(&perf_tui_eops);
155 hist_browser__init_hpp();
160 void ui__exit(bool wait_for_ok)
163 ui__question_window("Fatal Error",
164 ui_helpline__last_msg,
165 "Press any key...", 0);
167 SLtt_set_cursor_visibility(1);
172 perf_error__unregister(&perf_tui_eops);