perf ui: Move window resize signal functions

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

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Chengdong Li <chengdongli@tencent.com>
Cc: Denis Nikitin <denik@chromium.org>
Cc: Florian Fischer <florian.fischer@muhq.space>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin Liška <mliska@suse.cz>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Raul Silvera <rsilvera@google.com>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230410162511.3055900-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/perf.c

@@ -432,24 +432,6 @@ static int run_argv(int *argcp, const char ***argv)
 	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

@@ -12,8 +12,6 @@ extern const char *input_name;
 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

@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <dlfcn.h>
+#include <signal.h>
 #include <unistd.h>
 
 #include <subcmd/pager.h>
@@ -120,3 +121,21 @@ void exit_browser(bool wait_for_ok)
 	}
 	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

@@ -9,7 +9,6 @@
 #endif
 
 #include "../../util/debug.h"
-#include "../../perf.h"
 #include "../browser.h"
 #include "../helpline.h"
 #include "../ui.h"

tools/perf/ui/ui.h

@@ -31,4 +31,7 @@ struct option;
 
 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_ */