simplify build

.gitmodules

@@ -1,3 +1,9 @@
 [submodule "lib/syntect-c"]
 	path = lib/syntect-c
 	url = git@git.topost.net:alistair/syntect-c.git
+[submodule "MultiMarkdown-6"]
+	path = MultiMarkdown-6
+	url = https://github.com/fletcher/MultiMarkdown-6.git
+[submodule "lib/MultiMarkdown-6"]
+	path = lib/MultiMarkdown-6
+	url = https://github.com/fletcher/MultiMarkdown-6.git

CMakeLists.txt

@@ -3,6 +3,7 @@ project (stgen3)
 # specify the C++ standard
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
+set(CMAKE_CXX_EXTENSIONS False)
 
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(BUILD_SHARED_LIBS OFF)
@@ -33,6 +34,8 @@ FetchContent_MakeAvailable(spdlog)
 FetchContent_MakeAvailable(tinyxml2)
 FetchContent_MakeAvailable(lexbor) 
 
+add_subdirectory(lib/MultiMarkdown-6) 
+
 if(NOT TARGET tinyxml2) # Stand-alone build
     find_package(tinyxml2 REQUIRED)
 endif()
@@ -62,17 +65,14 @@ add_custom_command(
     message("defaults-h")
 )
 
-add_definitions(${GLIB_CFLAGS_OTHER})
-
-
 target_link_libraries(stgen3 PRIVATE tinyxml2)
 
 
-target_link_libraries(stgen3 PRIVATE ${CMAKE_SOURCE_DIR}/MultiMarkdown/build/libMultiMarkdown.a)
+target_link_libraries(stgen3 PRIVATE ${CMAKE_SOURCE_DIR}/build/MultiMarkdown-6/libMultiMarkdown.a)
 target_link_libraries(stgen3 PRIVATE ${CMAKE_SOURCE_DIR}/lib/syntect-c/target/release/libcyntct.a)
 target_link_libraries(stgen3 PRIVATE pthread dl)
 
 target_link_libraries(stgen3 PRIVATE tinyxml2)
-target_link_libraries(stgen3 PRIVATE lexbor)
+target_link_libraries(stgen3 PRIVATE lexbor_static.a)
 
 install(TARGETS stgen3)

lib/MultiMarkdown-6

@@ -0,0 +1 @@
+Subproject commit ccb06067e1603036f92a5a1768952b22a61ecddc