perf ui: Move window resize signal functions

Move under tools/perf/ui rather than in perf.c.

Signed-off-by: Ian Rogers <[e-mail]>
Cc: Adrian Hunter <[e-mail]>
Cc: Alexander Shishkin <[e-mail]>
Cc: Athira Rajeev <[e-mail]>
Cc: Chengdong Li <[e-mail]>
Cc: Denis Nikitin <[e-mail]>
Cc: Florian Fischer <[e-mail]>
Cc: Ingo Molnar <[e-mail]>
Cc: James Clark <[e-mail]>
Cc: Jiri Olsa <[e-mail]>
Cc: John Garry <[e-mail]>
Cc: Kan Liang <[e-mail]>
Cc: Leo Yan <[e-mail]>
Cc: Mark Rutland <[e-mail]>
Cc: Martin Liška <[e-mail]>
Cc: Mathieu Poirier <[e-mail]>
Cc: Mike Leach <[e-mail]>
Cc: Namhyung Kim <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Cc: Raul Silvera <[e-mail]>
Cc: Ravi Bangoria <[e-mail]>
Cc: Rob Herring <[e-mail]>
Cc: Sean Christopherson <[e-mail]>
Cc: Suzuki Poulouse <[e-mail]>
Cc: Will Deacon <[e-mail]>
Cc: Xing Zhengjun <[e-mail]>
Cc: [e-mail]
Cc: [e-mail]
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/perf.c

···
 	return 0;
 }
 
-static 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);
-}
-
 static int libperf_print(enum libperf_print_level level,
 			 const char *fmt, va_list ap)
 {

tools/perf/perf.h

···
 extern bool perf_host, perf_guest;
 extern const char perf_version_string[];
 
-void pthread__unblock_sigwinch(void);
-
 enum perf_affinity {
 	PERF_AFFINITY_SYS = 0,
 	PERF_AFFINITY_NODE,

tools/perf/ui/setup.c

···
 // SPDX-License-Identifier: GPL-2.0
 #include <dlfcn.h>
+#include <signal.h>
 #include <unistd.h>
 
 #include <subcmd/pager.h>
···
 		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);
 }

tools/perf/ui/tui/setup.c

···
 #endif
 
 #include "../../util/debug.h"
-#include "../../perf.h"
 #include "../browser.h"
 #include "../helpline.h"
 #include "../ui.h"

tools/perf/ui/ui.h

···
 
 int stdio__config_color(const struct option *opt, const char *mode, int unset);
 
+void pthread__block_sigwinch(void);
+void pthread__unblock_sigwinch(void);
+
 #endif /* _PERF_UI_H_ */