logs: make tag lifecycle optional default on

The elaborated tags for ls owsi, vh, and ss objects are very useful
signposts to understand what's happening in the logs.  But for busy
h1 servers, they're just a lot of noise.

This lets you stop the logging of tagged object lifecycle by cmake
-DLWS_LOG_TAG_LIFECYCLE=0

CMakeLists.txt

@@ -245,6 +245,7 @@ option(LWS_WITH_NO_LOGS "Disable all logging other than _err and _user from bein
 set(LWS_LOGGING_BITFIELD_SET 0 CACHE STRING "Bitfield describing which log levels to force included into the build")
 set(LWS_LOGGING_BITFIELD_CLEAR 0 CACHE STRING "Bitfield describing which log levels to force removed from the build")
 option(LWS_LOGS_TIMESTAMP "Timestamp at start of logs" ON)
+option(LWS_LOG_TAG_LIFECYCLE "Log tagged object lifecycle as NOTICE" ON)
 option(LWS_AVOID_SIGPIPE_IGN "Android 7+ reportedly needs this" OFF)
 option(LWS_WITH_STATS "Keep statistics of lws internal operations" OFF)
 option(LWS_WITH_JOSE "JSON Web Signature / Encryption / Keys (RFC7515/6/) API" OFF)

cmake/lws_config.h.in

@@ -95,6 +95,7 @@
 #cmakedefine LWS_LIBRARY_VERSION "${LWS_LIBRARY_VERSION}"
 #define LWS_LOGGING_BITFIELD_CLEAR ${LWS_LOGGING_BITFIELD_CLEAR}
 #define LWS_LOGGING_BITFIELD_SET ${LWS_LOGGING_BITFIELD_SET}
+#cmakedefine LWS_LOG_TAG_LIFECYCLE
 #cmakedefine LWS_MINGW_SUPPORT
 #cmakedefine LWS_NO_CLIENT
 #cmakedefine LWS_NO_DAEMONIZE

lib/core/logs.c

@@ -82,7 +82,9 @@ __lws_lc_tag(lws_lifecycle_group_t *grp, lws_lifecycle_t *lc,
 	lc->us_creation = (uint64_t)lws_now_usecs();
 	lws_dll2_add_tail(&lc->list, &grp->owner);
 
+#if defined(LWS_LOG_TAG_LIFECYCLE)
 	lwsl_notice(" ++ %s (%d)\n", lc->gutag, (int)grp->owner.count);
+#endif
 }
 
 /*
@@ -139,7 +141,9 @@ __lws_lc_untag(lws_lifecycle_t *lc)
 	lws_humanize(buf, sizeof(buf), (uint64_t)lws_now_usecs() - lc->us_creation,
 			humanize_schema_us);
 
+#if defined(LWS_LOG_TAG_LIFECYCLE)
 	lwsl_notice(" -- %s (%d) %s\n", lc->gutag, (int)lc->list.owner->count - 1, buf);
+#endif
 
 	lws_dll2_remove(&lc->list);
 }