From 246d5e7dde05807a7812f90b86ce21cc0038a2ab Mon Sep 17 00:00:00 2001
From: Andrej Babic <andrej.babic@psi.ch>
Date: Wed, 14 Apr 2021 11:59:56 +0200
Subject: [PATCH] Add debug output to BufferUtils

---
 CMakeLists.txt                  | 4 +++-
 core-buffer/src/BufferUtils.cpp | 5 +++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dc317ef..45791a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,8 +7,10 @@ set (SF_DAQ_BUFFER_VERSION "1.0.0")
 
 set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
 
-# Download and unpack googletest at configure time
+set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DMY_DEBUG")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG_OUTPUT")
 
+# Download and unpack googletest at configure time
 configure_file(googletest.in googletest-download/CMakeLists.txt)
 
 execute_process(
diff --git a/core-buffer/src/BufferUtils.cpp b/core-buffer/src/BufferUtils.cpp
index b6b1bb5..5d9dd9f 100644
--- a/core-buffer/src/BufferUtils.cpp
+++ b/core-buffer/src/BufferUtils.cpp
@@ -7,6 +7,7 @@
 #include <rapidjson/istreamwrapper.h>
 #include <rapidjson/document.h>
 #include <rapidjson/stringbuffer.h>
+#include <iostream>
 
 using namespace std;
 using namespace buffer_config;
@@ -92,6 +93,10 @@ void* BufferUtils::connect_socket(
     string ipc_address = BUFFER_LIVE_IPC_URL +
                          detector_name + "-" +
                          stream_name;
+#ifdef DEBUG_OUTPUT
+    cout << "[BufferUtils::connect_socket]";
+    cout << " IPC address: " << ipc_address << endl;
+#endif
 
     void* socket = zmq_socket(ctx, ZMQ_SUB);
     if (socket == nullptr) {