Merge in a JSON-RPC 2.0 test server

Bump liberty, also fixing SCGI.

CMakeLists.txt

@@ -70,6 +70,16 @@ include_directories (${PROJECT_BINARY_DIR})
 add_executable (${PROJECT_NAME} ${PROJECT_NAME}.c http-parser/http_parser.c)
 target_link_libraries (${PROJECT_NAME} ${project_libraries})
 
+# Development tools
+find_package (LibMagic)
+if (LIBMAGIC_FOUND)
+	include_directories (${LIBMAGIC_INCLUDE_DIRS})
+	add_executable (json-rpc-test-server
+		json-rpc-test-server.c http-parser/http_parser.c)
+	target_link_libraries (json-rpc-test-server
+		${project_libraries} ${LIBMAGIC_LIBRARIES})
+endif ()
+
 # The files to be installed
 include (GNUInstallDirs)
 install (TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2014 - 2016, Přemysl Janouch <p@janouch.name>
+Copyright (c) 2014 - 2018, Přemysl Janouch <p@janouch.name>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted.

README.adoc

@@ -67,6 +67,12 @@ Note that for versions of CMake before 2.8.9, you need to prefix `cpack` with
 
 Run the program with `--help` to obtain usage information.
 
+Test server
+-----------
+If you install development packages for libmagic, an included test server will
+be built but not installed which provides a trivial JSON-RPC 2.0 service with
+FastCGI, SCGI, and WebSocket interfaces.  It responds to the `ping` method.
+
 Contributing and Support
 ------------------------
 Use https://git.janouch.name/p/json-rpc-shell to report bugs, request features,

cmake/FindLibMagic.cmake

@@ -0,0 +1,10 @@
+# Public Domain
+
+find_library (LIBMAGIC_LIBRARIES magic)
+find_path (LIBMAGIC_INCLUDE_DIRS magic.h)
+
+include (FindPackageHandleStandardArgs)
+find_package_handle_standard_args (LibMagic DEFAULT_MSG
+	LIBMAGIC_LIBRARIES LIBMAGIC_INCLUDE_DIRS)
+
+mark_as_advanced (LIBMAGIC_LIBRARIES LIBMAGIC_INCLUDE_DIRS)