Resolve "Add option to compile out LTTng entirely"

tracetools/src/status.c

@@ -17,6 +17,7 @@
 
 int main()
 {
+#ifndef TRACETOOLS_DISABLED
   printf("Tracing ");
   if (ros_trace_compile_status()) {
     printf("enabled\n");
@@ -25,4 +26,8 @@ int main()
     printf("disabled\n");
     return 1;
   }
+#else
+  printf("Tracing disabled through configuration\n");
+  return 1;
+#endif
 }

tracetools/src/tracetools.c

@@ -14,6 +14,8 @@
 
 #include "tracetools/tracetools.h"
 
+#ifndef TRACETOOLS_DISABLED
+
 #if defined(TRACETOOLS_LTTNG_ENABLED)
 # include "tracetools/tp_call.h"
 # define CONDITIONAL_TP(...) \
@@ -216,3 +218,5 @@ void TRACEPOINT(
 #ifndef _WIN32
 # pragma GCC diagnostic pop
 #endif
+
+#endif  // TRACETOOLS_DISABLED