[PATCH v1 1/6] perf ui: Move window resize signal functions

[Ian Rogers <irogers@google.com>]

Move under tools/perf/ui rather than in perf.c. This simplifies
linking a main function when perf.c isn't present.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/perf.c         | 18 ------------------
 tools/perf/perf.h         |  2 --
 tools/perf/ui/setup.c     | 19 +++++++++++++++++++
 tools/perf/ui/tui/setup.c |  1 -
 tools/perf/ui/ui.h        |  3 +++
 5 files changed, 22 insertions(+), 21 deletions(-)

diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 82bbe0ca858b..4b1b31e78332 100644
--- a/tools/perf/perf.c
+++ b/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)
 {
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 74014033df60..e21a7e15a34c 100644
--- a/tools/perf/perf.h
+++ b/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,
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c
index 25ded88801a3..ff800047e697 100644
--- a/tools/perf/ui/setup.c
+++ b/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);
+}
diff --git a/tools/perf/ui/tui/setup.c b/tools/perf/ui/tui/setup.c
index a3b8c397c24d..c1886aa184b3 100644
--- a/tools/perf/ui/tui/setup.c
+++ b/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"
diff --git a/tools/perf/ui/ui.h b/tools/perf/ui/ui.h
index 99f8d2fe9bc5..d8e911205582 100644
--- a/tools/perf/ui/ui.h
+++ b/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_ */
-- 
2.40.0.348.gf938b09366-goog