add libzmq

3rd/libzmq/builds/cmake/Modules/ClangFormat.cmake

@@ -0,0 +1,41 @@
+# additional target to perform clang-format run, requires clang-format
+
+# get all project files
+file(GLOB_RECURSE ALL_SOURCE_FILES 
+     RELATIVE ${CMAKE_CURRENT_BINARY_DIR} 
+     ${CMAKE_SOURCE_DIR}/src/*.cpp ${CMAKE_SOURCE_DIR}/src/*.h ${CMAKE_SOURCE_DIR}/src/*.hpp 
+     ${CMAKE_SOURCE_DIR}/tests/*.cpp ${CMAKE_SOURCE_DIR}/tests/*.h ${CMAKE_SOURCE_DIR}/tests/*.hpp 
+     ${CMAKE_SOURCE_DIR}/perf/*.cpp ${CMAKE_SOURCE_DIR}/perf/*.h ${CMAKE_SOURCE_DIR}/perf/*.hpp 
+     ${CMAKE_SOURCE_DIR}/tools/*.cpp ${CMAKE_SOURCE_DIR}/tools/*.h ${CMAKE_SOURCE_DIR}/tools/*.hpp 
+     ${CMAKE_SOURCE_DIR}/include/*.h
+    )
+
+if("${CLANG_FORMAT}" STREQUAL "")
+  set(CLANG_FORMAT "clang-format")
+endif()
+
+add_custom_target(
+        clang-format
+        COMMAND ${CLANG_FORMAT} -style=file -i ${ALL_SOURCE_FILES}
+)
+
+function(JOIN VALUES GLUE OUTPUT)
+  string (REPLACE ";" "${GLUE}" _TMP_STR "${VALUES}")
+  set (${OUTPUT} "${_TMP_STR}" PARENT_SCOPE)
+endfunction()
+
+configure_file(builds/cmake/clang-format-check.sh.in clang-format-check.sh @ONLY)
+
+add_custom_target(
+        clang-format-check
+        COMMAND chmod +x clang-format-check.sh
+        COMMAND ./clang-format-check.sh
+        COMMENT "Checking correct formatting according to .clang-format file using ${CLANG_FORMAT}"
+)
+
+add_custom_target(
+        clang-format-diff
+        COMMAND ${CLANG_FORMAT} -style=file -i ${ALL_SOURCE_FILES}
+        COMMAND git diff ${ALL_SOURCE_FILES}
+        COMMENT "Formatting with clang-format (using ${CLANG_FORMAT}) and showing differences with latest commit"
+)