1 files changed, 76 insertions, 0 deletions
diff --git a/cmake/macros/FindZMQ.cmake b/cmake/macros/FindZMQ.cmake
new file mode 100644
index 00000000000..b0d7c56489f
--- /dev/null
+++ b/cmake/macros/FindZMQ.cmake
@@ -0,0 +1,76 @@
+#
+# Find the ZMQ includes and library
+# 
+
+# This module defines
+# ZMQ_INCLUDE_DIR, where to find zmq.h
+# ZMQ_LIBRARY, the library needed to use ZMQ
+# ZMQ_FOUND, if false, you cannot build anything that requires ZMQ.
+
+set(ZMQ_FOUND 0)
+
+if (PLATFORM EQUAL 64)
+  set(ZMQ_REGISTRY_PATH
+    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ (x64);DisplayIcon]"
+    )
+else()
+  set(ZMQ_REGISTRY_PATH
+    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ;DisplayIcon]"
+    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ;DisplayIcon]"
+    )
+endif()
+
+find_path(ZMQ_ROOT_DIR
+  NAMES
+    include/zmq.h
+  HINTS
+    ${ZMQ_REGISTRY_PATH}
+  PATHS
+    /usr
+    /usr/local
+)
+
+find_path(ZMQ_INCLUDE_DIR zmq.h ${ZMQ_ROOT_DIR}/include)
+
+if (MSVC)
+  # Read registry key holding version
+  if (PLATFORM EQUAL 64)
+    get_filename_component(ZMQ_NAME "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ (x64);DisplayVersion]" NAME)
+  else()
+    get_filename_component(ZMQ_NAME "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ;DisplayVersion]" NAME)
+    if (${ZMQ_NAME} MATCHES "registry") # if key was not found, the string "registry" is returned
+      get_filename_component(ZMQ_NAME "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\ZeroMQ;DisplayVersion]" NAME)
+    endif()
+  endif()
+
+  # Replace dots with underscores
+  string(REGEX REPLACE "\\." "_" ZMQ_NAME ${ZMQ_NAME})
+
+  # Get Visual studio version number
+  string(REGEX REPLACE "Visual Studio ([0-9]+).*" "\\1" ZMQ_VS_VERSION ${CMAKE_GENERATOR})
+
+  # Format ZMQ library file name
+  set(ZMQ_LIBRARY_NAME "libzmq-v${ZMQ_VS_VERSION}0-mt-${ZMQ_NAME}")
+endif()
+
+find_library(ZMQ_LIBRARY
+  NAMES
+    zmq
+    ${ZMQ_LIBRARY_NAME}
+  PATHS
+    /lib
+    /usr/lib
+    /usr/local/lib
+    "${ZMQ_ROOT_DIR}/lib"
+)
+
+if (ZMQ_INCLUDE_DIR AND ZMQ_LIBRARY)
+  set(ZMQ_FOUND 1)
+  message(STATUS "Found ZMQ library: ${ZMQ_LIBRARY}")
+  message(STATUS "Found ZMQ headers: ${ZMQ_INCLUDE_DIR}")
+else()
+  message(FATAL_ERROR "Could not find ZMQ libraries/headers! Please install ZMQ with libraries and headers")
+endif()
+
+# show the ZMQ_INCLUDE_DIR and ZMQ_LIBRARY variables only in the advanced view
+mark_as_advanced(ZMQ_ROOT_DIR ZMQ_INCLUDE_DIR ZMQ_LIBRARY ZMQ_FOUND)