diff options
Diffstat (limited to 'tools/perf/ui/setup.c')
| -rw-r--r-- | tools/perf/ui/setup.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c index caf1ce6f5152..ff800047e697 100644 --- a/tools/perf/ui/setup.c +++ b/tools/perf/ui/setup.c @@ -1,12 +1,14 @@ -#include <pthread.h> +// SPDX-License-Identifier: GPL-2.0 #include <dlfcn.h> +#include <signal.h> +#include <unistd.h> -#include "../util/cache.h" +#include <subcmd/pager.h> #include "../util/debug.h" #include "../util/hist.h" -#include "../util/util.h" +#include "ui.h" -pthread_mutex_t ui__lock = PTHREAD_MUTEX_INITIALIZER; +struct mutex ui__lock; void *perf_gtk_handle; int use_browser = -1; @@ -74,6 +76,7 @@ int stdio__config_color(const struct option *opt __maybe_unused, void setup_browser(bool fallback_to_pager) { + mutex_init(&ui__lock); if (use_browser < 2 && (!isatty(1) || dump_trace)) use_browser = 0; @@ -88,9 +91,9 @@ void setup_browser(bool fallback_to_pager) printf("GTK browser requested but could not find %s\n", PERF_GTK_DSO); sleep(1); + use_browser = 1; /* fall through */ case 1: - use_browser = 1; if (ui__init() == 0) break; /* fall through */ @@ -116,4 +119,23 @@ void exit_browser(bool wait_for_ok) 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); } |