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 9 pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER; 10 void *perf_gtk_handle; 11 int use_browser = -1; 12 13 #define PERF_GTK_DSO "libperf-gtk.so" 14 15 #ifdef HAVE_GTK2_SUPPORT 16 17 static 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 40 out_close: 41 dlclose(perf_gtk_handle); 42 return -1; 43 } 44 45 static 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 58 out_close: 59 dlclose(perf_gtk_handle); 60 61 perf_gtk_handle = NULL; 62 } 63 #else 64 static inline int setup_gtk_browser(void) { return -1; } 65 static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {} 66 #endif 67 68 int 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 75 void 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 } 104 105 void 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 } 120