global/signal_handler: add missing include

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>

diff --git a/src/global/signal_handler.cc b/src/global/signal_handler.cc
index a595e7e858c6bbd7e232ebf739e9f4d8edd66bad..1a9f43ce55f02af5de175b894096cfdeba9dc60b 100644 (file)
--- a/src/global/signal_handler.cc
+++ b/src/global/signal_handler.cc
@@ -23,6 +23,7 @@
 #include "common/Clock.h" // for ceph_clock_now()
 #include "common/BackTrace.h"
 #include "common/debug.h"
+#include "common/Formatter.h"
 #include "common/safe_io.h"
 #include "common/version.h"