Merge pull request #2889 from SalvoVirga/fix/libzmq-static-cmake

Correct linking for libzmq-static

CMakeLists.txt

@@ -43,11 +43,6 @@ elseif (WITH_LIBSODIUM)
     if (SODIUM_FOUND)
         message (STATUS "Using libsodium for CURVE security")
         include_directories (${SODIUM_INCLUDE_DIRS})
-
-        # On Solaris, libsodium depends on libssp
-        if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
-            target_link_libraries (libzmq ssp)
-        endif ()
         set (ZMQ_USE_LIBSODIUM 1)
         set (ZMQ_HAVE_CURVE 1)
         set (pkg_config_libs_private "${pkg_config_libs_private} -lsodium")
@@ -764,7 +759,6 @@ if (MSVC)
   set( CMAKE_STATIC_LINKER_FLAGS /ignore:4221 )
   if (BUILD_SHARED)
     add_library (libzmq SHARED ${sources} ${public_headers} ${html-docs} ${readme-docs} ${CMAKE_CURRENT_BINARY_DIR}/NSIS.template.in ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
-    target_link_libraries (libzmq ${OPTIONAL_LIBRARIES})
     set_target_properties (libzmq PROPERTIES
       PUBLIC_HEADER "${public_headers}"
       RELEASE_POSTFIX "${MSVC_TOOLSET}-mt-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
@@ -798,7 +792,6 @@ else ()
 
   if (BUILD_SHARED)
     add_library (libzmq SHARED $<TARGET_OBJECTS:objects> ${public_headers} ${html-docs} ${readme-docs} ${zmq-pkgconfig} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
-    target_link_libraries (libzmq ${OPTIONAL_LIBRARIES})
     # NOTE: the SOVERSION and VERSION MUST be the same as the one generated by libtool! It is NOT the same as the version of the package.
     set_target_properties (libzmq PROPERTIES
                           COMPILE_DEFINITIONS "DLL_EXPORT"
@@ -849,11 +842,16 @@ foreach (target ${target_outputs})
 endforeach()
 
 if (BUILD_SHARED)
-  target_link_libraries (libzmq ${CMAKE_THREAD_LIBS_INIT})
-
+  target_link_libraries (libzmq ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
+  
   if (SODIUM_FOUND)
     target_link_libraries (libzmq ${SODIUM_LIBRARIES})
+	# On Solaris, libsodium depends on libssp
+    if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
+      target_link_libraries (libzmq ssp)
+    endif ()
   endif ()
+  
   if (HAVE_WS2_32)
     target_link_libraries (libzmq ws2_32)
   elseif (HAVE_WS2)
@@ -873,6 +871,36 @@ if (BUILD_SHARED)
   endif ()
 endif ()
 
+if (BUILD_STATIC)
+  target_link_libraries (libzmq-static ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
+  
+  if (SODIUM_FOUND)
+    target_link_libraries (libzmq-static ${SODIUM_LIBRARIES})
+    # On Solaris, libsodium depends on libssp
+    if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
+      target_link_libraries (libzmq-static ssp)
+    endif ()
+  endif ()
+  
+  if (HAVE_WS2_32)
+    target_link_libraries (libzmq-static ws2_32)
+  elseif (HAVE_WS2)
+    target_link_libraries (libzmq-static ws2)
+  endif ()
+
+  if (HAVE_RPCRT4)
+    target_link_libraries (libzmq-static rpcrt4)
+  endif ()
+
+  if (HAVE_IPHLAPI)
+    target_link_libraries (libzmq-static iphlpapi)
+  endif ()
+
+  if (RT_LIBRARY)
+    target_link_libraries (libzmq-static -lrt)
+  endif ()
+endif ()
+
 if (BUILD_SHARED)
   set (perf-tools local_lat
                  remote_lat
@@ -890,11 +918,7 @@ if (BUILD_SHARED)
   if (WITH_PERF_TOOL)
     foreach (perf-tool ${perf-tools})
       add_executable (${perf-tool} perf/${perf-tool}.cpp)
-      target_link_libraries (${perf-tool} libzmq ${OPTIONAL_LIBRARIES})
-
-      if (RT_LIBRARY)
-        target_link_libraries (${perf-tool} -lrt)
-      endif ()
+      target_link_libraries (${perf-tool} libzmq)
 
       if (ZMQ_BUILD_FRAMEWORK)
         # Copy perf-tools binaries into Framework