diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4c4fe507..6c9e208e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 project(pip)
 cmake_minimum_required(VERSION 2.6)
-#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR})
 include(CheckFunctionExists)
diff --git a/src/io/pifiletransfer.cpp b/src/io/pifiletransfer.cpp
index 50271c96..4c40a14d 100644
--- a/src/io/pifiletransfer.cpp
+++ b/src/io/pifiletransfer.cpp
@@ -25,11 +25,23 @@ PIFileTransfer::~PIFileTransfer() {
 }
 
 
+bool PIFileTransfer::send(const PIFile& file) {
+	return send(file.path());
+}
+
+
 bool PIFileTransfer::send(const PIString & file) {
 	return send(PIVector<PIFile::FileInfo>() << PIFile::fileInfo(file));
 }
 
 
+bool PIFileTransfer::send(const PIStringList& files) {
+	PIVector<PIFile::FileInfo> fil;
+	piForeachC(PIString &file, files) fil << PIFile::fileInfo(file);
+	return send(fil);
+}
+
+
 bool PIFileTransfer::send(PIVector<PIFile::FileInfo> entries) {
 	PIVector<PIFile::FileInfo> allEntries;
 	for (int i = 0; i < entries.size_s(); i++) {
@@ -230,8 +242,14 @@ void PIFileTransfer::receive_started() {
 
 void PIFileTransfer::receive_finished(bool ok) {
 	if (pftheader.step == pft_Description) {
-		if (ok) desc >> files_;
-		else {
+		bool user_ok = true;
+		if (ok) {
+			desc >> files_;
+			PIStringList files;
+			piForeachC(PIFile::FileInfo &fi, files_) files << fi.path;
+			receiveFilesRequest(files, bytesAll(), &user_ok);
+		}
+		if (!ok || !user_ok) {
 			pftheader.session_id--;
 			receiveFilesFinished(false);
 		}
diff --git a/src/io/pifiletransfer.h b/src/io/pifiletransfer.h
index 0160de45..04bddf3a 100644
--- a/src/io/pifiletransfer.h
+++ b/src/io/pifiletransfer.h
@@ -54,6 +54,7 @@ public:
 	EVENT1(receiveFilesFinished, bool, ok)
 	EVENT(sendFilesStarted)
 	EVENT1(sendFilesFinished, bool, ok)
+	EVENT3(receiveFilesRequest, PIStringList, files, llong, total_bytes, bool *, ok)
 	
 private:
 	static const char sign[];