From da4f08f231642c27535d8aeefe3aef56017dea5f Mon Sep 17 00:00:00 2001
From: Andreas Suter <andreas.suter@psi.ch>
Date: Sat, 9 Jun 2018 21:13:58 +0200
Subject: [PATCH] cmake: add the forgotten OpenMP flags and libs.

---
 src/external/libFitPofB/classes/CMakeLists.txt | 12 +++++++++++-
 src/external/libLFRelaxation/CMakeLists.txt    | 12 +++++++++++-
 src/external/libZFRelaxation/CMakeLists.txt    | 10 +++++++++-
 3 files changed, 31 insertions(+), 3 deletions(-)

diff --git a/src/external/libFitPofB/classes/CMakeLists.txt b/src/external/libFitPofB/classes/CMakeLists.txt
index 54760667..61443e2a 100644
--- a/src/external/libFitPofB/classes/CMakeLists.txt
+++ b/src/external/libFitPofB/classes/CMakeLists.txt
@@ -80,9 +80,19 @@ target_include_directories(
 )
 
 #--- add library dependencies -------------------------------------------------
+if (OpenMP_FOUND)
+  target_compile_options(FitPofB PUBLIC ${OpenMP_CXX_FLAGS})
+endif (OpenMP_FOUND)
+
+set(gomp "")
+if (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
+  set(gomp gomp)
+endif (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
 target_link_libraries(FitPofB 
+    ${gomp}
     ${FFTW3_LIBRARY} ${FFTW3F_LIBRARY} ${ROOT_LIBRARIES} 
-    TLemRunHeader PUserFcnBase BMWtools)
+    TLemRunHeader PUserFcnBase BMWtools
+)
 
 #--- install FitPofB solib ----------------------------------------------------
 install(TARGETS FitPofB DESTINATION lib)
diff --git a/src/external/libLFRelaxation/CMakeLists.txt b/src/external/libLFRelaxation/CMakeLists.txt
index af9274f3..2d7bf19f 100644
--- a/src/external/libLFRelaxation/CMakeLists.txt
+++ b/src/external/libLFRelaxation/CMakeLists.txt
@@ -46,7 +46,17 @@ target_include_directories(
 )
 
 #--- add library dependencies -------------------------------------------------
-target_link_libraries(LFRelaxation ${GSL_LIBRARIES} ${FFTW3F_LIBRARY} 
+if (OpenMP_FOUND)
+  target_compile_options(LFRelaxation PUBLIC ${OpenMP_CXX_FLAGS})
+endif (OpenMP_FOUND)
+
+set(gomp "")
+if (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
+  set(gomp gomp)
+endif (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
+target_link_libraries(LFRelaxation 
+   ${gomp}
+   ${GSL_LIBRARIES} ${FFTW3F_LIBRARY} 
    ${ROOT_LIBRARIES} PUserFcnBase cuba BMWtools
 )
 
diff --git a/src/external/libZFRelaxation/CMakeLists.txt b/src/external/libZFRelaxation/CMakeLists.txt
index 6c5fba1f..8dfbcbcd 100644
--- a/src/external/libZFRelaxation/CMakeLists.txt
+++ b/src/external/libZFRelaxation/CMakeLists.txt
@@ -46,8 +46,16 @@ target_include_directories(
 )
 
 #--- add library dependencies -------------------------------------------------
+if (OpenMP_FOUND)
+  target_compile_options(ZFRelaxation PUBLIC ${OpenMP_CXX_FLAGS})
+endif (OpenMP_FOUND)
+
+set(gomp "")
+if (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
+  set(gomp gomp)
+endif (OpenMP_FOUND AND (${CMAKE_HOST_SYSTEM_NAME} STREQUAL Linux))
 target_link_libraries(ZFRelaxation 
-  ${FFTW3_LIBRARY} ${ROOT_LIBRARIES} PUserFcnBase cuba BMWtools
+  ${gomp} ${FFTW3_LIBRARY} ${ROOT_LIBRARIES} PUserFcnBase cuba BMWtools
 ) 
 
 #--- install ZFRelaxation solib -----------------------------------------------