From dc69df49e6a8896606c9e4bd0987613a02f7a25a Mon Sep 17 00:00:00 2001
From: Jerome Soumagne <jsoumagne@hdfgroup.org>
Date: Wed, 13 Mar 2019 13:50:20 -0500
Subject: CMake: fix pthread linking to only be private

---
 src/CMakeLists.txt  | 6 +++---
 test/CMakeLists.txt | 7 ++++++-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 83240bd..5f7bd48 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1120,7 +1120,7 @@ target_link_libraries (${HDF5_LIB_TARGET}
 )
 if (NOT WIN32)
   target_link_libraries (${HDF5_LIB_TARGET}
-    PUBLIC $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>
+    PRIVATE $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>
   )
 endif ()
 set_global_variable (HDF5_LIBRARIES_TO_EXPORT ${HDF5_LIB_TARGET})
@@ -1152,8 +1152,8 @@ if (BUILD_SHARED_LIBS)
   )
   TARGET_C_PROPERTIES (${HDF5_LIBSH_TARGET} SHARED)
   target_link_libraries (${HDF5_LIBSH_TARGET}
-      PRIVATE ${LINK_LIBS} ${LINK_COMP_LIBS} "$<$<BOOL:${HDF5_ENABLE_PARALLEL}>:${MPI_C_LIBRARIES}>"
-      PUBLIC $<$<NOT:$<PLATFORM_ID:Windows>>:${CMAKE_DL_LIBS}> $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>
+      PRIVATE ${LINK_LIBS} ${LINK_COMP_LIBS} "$<$<BOOL:${HDF5_ENABLE_PARALLEL}>:${MPI_C_LIBRARIES}>" $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>
+      PUBLIC $<$<NOT:$<PLATFORM_ID:Windows>>:${CMAKE_DL_LIBS}>
   )
   set_global_variable (HDF5_LIBRARIES_TO_EXPORT "${HDF5_LIBRARIES_TO_EXPORT};${HDF5_LIBSH_TARGET}")
   H5_SET_LIB_OPTIONS (${HDF5_LIBSH_TARGET} ${HDF5_LIB_NAME} SHARED "LIB")
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 276cf09..772f790 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -352,12 +352,17 @@ add_executable (ttsafe ${ttsafe_SOURCES})
 target_include_directories(ttsafe PRIVATE "${HDF5_SRC_DIR};${HDF5_BINARY_DIR};$<$<BOOL:${HDF5_ENABLE_PARALLEL}>:${MPI_C_INCLUDE_DIRS}>")
 TARGET_C_PROPERTIES (ttsafe STATIC)
 target_link_libraries (ttsafe PRIVATE ${HDF5_LIB_TARGET} ${HDF5_TEST_LIB_TARGET})
+if (NOT WIN32)
+  target_link_libraries (ttsafe
+    PRIVATE $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>
+  )
+endif ()
 set_target_properties (ttsafe PROPERTIES FOLDER test)
 if (BUILD_SHARED_LIBS)
   add_executable (ttsafe-shared ${ttsafe_SOURCES})
   target_include_directories(ttsafe-shared PRIVATE "${HDF5_SRC_DIR};${HDF5_BINARY_DIR};$<$<BOOL:${HDF5_ENABLE_PARALLEL}>:${MPI_C_INCLUDE_DIRS}>")
   TARGET_C_PROPERTIES (ttsafe-shared SHARED)
-  target_link_libraries (ttsafe-shared PRIVATE ${HDF5_TEST_LIBSH_TARGET} ${HDF5_LIBSH_TARGET})
+  target_link_libraries (ttsafe-shared PRIVATE ${HDF5_TEST_LIBSH_TARGET} ${HDF5_LIBSH_TARGET} $<$<BOOL:${HDF5_ENABLE_THREADSAFE}>:Threads::Threads>)
   set_target_properties (ttsafe-shared PROPERTIES FOLDER test)
 endif ()
 
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