Add script to find RapidJSON.

Author: viferga

FindRapidJSON.cmake

@@ -0,0 +1,78 @@
+
+#
+#	CMake Find RapidJSON by Parra Studios
+#	CMake script to find RapidJSON library.
+#
+#	Copyright (C) 2016 - 2019 Vicente Eduardo Ferrer Garcia <[email protected]>
+#
+#	Licensed under the Apache License, Version 2.0 (the "License");
+#	you may not use this file except in compliance with the License.
+#	You may obtain a copy of the License at
+#
+#		http://www.apache.org/licenses/LICENSE-2.0
+#
+#	Unless required by applicable law or agreed to in writing, software
+#	distributed under the License is distributed on an "AS IS" BASIS,
+#	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#	See the License for the specific language governing permissions and
+#	limitations under the License.
+#
+
+# The following variables are set:
+#
+# RAPIDJSON_CXX_FLAGS - Custom RapidJSON compilation flags.
+# RAPIDJSON_INCLUDE_DIRS - A list of directories where the RapidJSON headers are located.
+
+foreach(opt RAPIDJSON_INCLUDEDIR RAPIDJSON_USE_SSE2 RAPIDJSON_USE_SSE42)
+	if(${opt} AND DEFINED ENV{${opt}} AND NOT ${opt} STREQUAL "$ENV{${opt}}")
+		message(WARNING "Conflicting ${opt} values: ignoring environment variable and using CMake cache entry")
+	elseif(DEFINED ENV{${opt}} AND NOT ${opt})
+		set(${opt} "$ENV{${opt}}")
+	endif()
+endforeach()
+
+find_path(
+	RAPIDJSON_INCLUDE_DIRS
+	NAMES rapidjson/rapidjson.h
+	PATHS ${RAPIDJSON_INCLUDEDIR}
+	DOC "Include directory for the RapidJSON library"
+)
+
+mark_as_advanced(RAPIDJSON_INCLUDE_DIRS)
+
+if(RAPIDJSON_INCLUDE_DIRS)
+	set(RAPIDJSON_FOUND TRUE)
+endif()
+
+mark_as_advanced(RAPIDJSON_FOUND)
+
+if(RAPIDJSON_USE_SSE42)
+	set(RAPIDJSON_CXX_FLAGS "-DRAPIDJSON_SSE42")
+	if(MSVC)
+		set(RAPIDJSON_CXX_FLAGS "${RAPIDJSON_CXX_FLAGS} /arch:SSE4.2")
+	else()
+		set(RAPIDJSON_CXX_FLAGS "${RAPIDJSON_CXX_FLAGS} -msse4.2")
+	endif()
+else()
+	if(RAPIDJSON_USE_SSE2)
+		set(RAPIDJSON_CXX_FLAGS "-DRAPIDJSON_SSE2")
+		if(MSVC)
+			set(RAPIDJSON_CXX_FLAGS "${RAPIDJSON_CXX_FLAGS} /arch:SSE2")
+		else()
+			set(RAPIDJSON_CXX_FLAGS "${RAPIDJSON_CXX_FLAGS} -msse2")
+		endif()
+	endif()
+endif()
+
+mark_as_advanced(RAPIDJSON_CXX_FLAGS)
+
+if(RAPIDJSON_FOUND)
+	if(NOT RapidJSON_FIND_QUIETLY)
+		message(STATUS "Found RapidJSON header files in ${RAPIDJSON_INCLUDE_DIRS}")
+		if(DEFINED RAPIDJSON_CXX_FLAGS)
+			message(STATUS "Found RapidJSON C++ extra compilation flags: ${RAPIDJSON_CXX_FLAGS}")
+		endif()
+	endif()
+elseif(RapidJSON_FIND_REQUIRED)
+	message(FATAL_ERROR "Could not find RapidJSON")
+endif()

InstallRapidJSON.cmake

@@ -1,4 +1,3 @@
-
 #
 #	CMake Install RapidJSON by Parra Studios
 #	CMake script to install RapidJSON library.