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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | // SPDX-License-Identifier: GPL-2.0 #include <dlfcn.h> #include <signal.h> #include <unistd.h> #include <subcmd/pager.h> #include "../util/debug.h" #include "../util/hist.h" #include "ui.h" struct mutex ui__lock; void *perf_gtk_handle; int use_browser = -1; #define PERF_GTK_DSO "libperf-gtk.so" #ifdef HAVE_GTK2_SUPPORT static int setup_gtk_browser(void) { int (*perf_ui_init)(void); if (perf_gtk_handle) return 0; perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY); if (perf_gtk_handle == NULL) { char buf[PATH_MAX]; scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO); perf_gtk_handle = dlopen(buf, RTLD_LAZY); } if (perf_gtk_handle == NULL) return -1; perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init"); if (perf_ui_init == NULL) goto out_close; if (perf_ui_init() == 0) return 0; out_close: dlclose(perf_gtk_handle); return -1; } static void exit_gtk_browser(bool wait_for_ok) { void (*perf_ui_exit)(bool); if (perf_gtk_handle == NULL) return; perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit"); if (perf_ui_exit == NULL) goto out_close; perf_ui_exit(wait_for_ok); out_close: dlclose(perf_gtk_handle); perf_gtk_handle = NULL; } #else static inline int setup_gtk_browser(void) { return -1; } static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {} #endif int stdio__config_color(const struct option *opt __maybe_unused, const char *mode, int unset __maybe_unused) { perf_use_color_default = perf_config_colorbool("color.ui", mode, -1); return 0; } void setup_browser(bool fallback_to_pager) { mutex_init(&ui__lock); if (use_browser < 2 && (!isatty(1) || dump_trace)) use_browser = 0; /* default to TUI */ if (use_browser < 0) use_browser = 1; switch (use_browser) { case 2: if (setup_gtk_browser() == 0) break; printf("GTK browser requested but could not find %s\n", PERF_GTK_DSO); sleep(1); use_browser = 1; /* fall through */ case 1: if (ui__init() == 0) break; /* fall through */ default: use_browser = 0; if (fallback_to_pager) setup_pager(); break; } } void exit_browser(bool wait_for_ok) { switch (use_browser) { case 2: exit_gtk_browser(wait_for_ok); break; case 1: ui__exit(wait_for_ok); break; default: break; } mutex_destroy(&ui__lock); } void pthread__block_sigwinch(void) { sigset_t set; sigemptyset(&set); sigaddset(&set, SIGWINCH); pthread_sigmask(SIG_BLOCK, &set, NULL); } void pthread__unblock_sigwinch(void) { sigset_t set; sigemptyset(&set); sigaddset(&set, SIGWINCH); pthread_sigmask(SIG_UNBLOCK, &set, NULL); } |