From e13ecc8625332a0ec8ccf63198659f7c7a126411 Mon Sep 17 00:00:00 2001
From: Samuel Debionne <samuel.debionne@esrf.fr>
Date: Fri, 7 Sep 2018 10:55:03 +0200
Subject: [PATCH] Add slsReceiver and slsDetector targets to the export set
 (used by donwstream project)

set TARGETS_EXPORT_NAME if the project is built directly.
---
 CMakeLists.txt                     | 10 ++++++++++
 slsDetectorSoftware/CMakeLists.txt |  1 +
 slsReceiverSoftware/CMakeLists.txt |  6 +++---
 3 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4f3e4f8f..f21c7f0c7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,6 +2,12 @@ cmake_minimum_required(VERSION 2.8)
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
 set (CALIBRATE OFF)
 
+# Check if project is being used directly or via add_subdirectory
+set(SLS_MASTER_PROJECT OFF)
+if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
+	set(SLS_MASTER_PROJECT ON)
+endif()
+
 option (USE_HDF5 "HDF5 File format" OFF)
 option (USE_TEXTCLIENT "Text Client" OFF)
 option (USE_RECEIVER "Receiver" OFF)
@@ -46,6 +52,10 @@ if (USE_GUI)
        endif()
 endif (USE_GUI)
 
+if (SLS_MASTER_PROJECT)
+	# Set targets export name (otherwise set by upstream project)
+	set(TARGETS_EXPORT_NAME "slsdetector-targets")
+endif (SLS_MASTER_PROJECT)
 
 if (CALIBRATE)
     if (DEFINED ENV{ROOTSYS})
diff --git a/slsDetectorSoftware/CMakeLists.txt b/slsDetectorSoftware/CMakeLists.txt
index 8350492a5..55aca177f 100644
--- a/slsDetectorSoftware/CMakeLists.txt
+++ b/slsDetectorSoftware/CMakeLists.txt
@@ -90,6 +90,7 @@ if(DOXYGEN_FOUND)
 endif()
 
 install(TARGETS slsDetectorShared
+    EXPORT "${TARGETS_EXPORT_NAME}"
     LIBRARY DESTINATION lib
     PUBLIC_HEADER DESTINATION include
     ARCHIVE DESTINATION lib)
diff --git a/slsReceiverSoftware/CMakeLists.txt b/slsReceiverSoftware/CMakeLists.txt
index 02ec37d05..4fb691c21 100644
--- a/slsReceiverSoftware/CMakeLists.txt
+++ b/slsReceiverSoftware/CMakeLists.txt
@@ -90,11 +90,11 @@ endif ()
 
 
 install(TARGETS slsReceiverShared slsReceiver
+        EXPORT "${TARGETS_EXPORT_NAME}"
         RUNTIME DESTINATION bin
         LIBRARY DESTINATION lib
         ARCHIVE DESTINATION lib
         PUBLIC_HEADER DESTINATION include)
-        
- 
+
 install(FILES ${ZMQ_STATIC_ARCHIVE}
-DESTINATION lib)       
\ No newline at end of file
+DESTINATION lib)