cmake: add option to use system mongoose installation (#234)

CMakeLists.txt

@@ -45,6 +45,7 @@ cmake_dependent_option(USE_SYSTEM_OPENCC "" OFF "NOT USE_SHARED_LIB" ON)
 cmake_dependent_option(USE_SYSTEM_FMT "" OFF "NOT USE_SHARED_LIB" ON)
 cmake_dependent_option(USE_SYSTEM_TINYXML2 "" OFF "NOT USE_SHARED_LIB" ON)
 cmake_dependent_option(USE_SYSTEM_SDL2 "Only for PSV" OFF "PLATFORM_PSV" OFF)
+cmake_dependent_option(USE_SYSTEM_MONGOOSE "" OFF "NOT USE_SHARED_LIB" ON)
 
 option(DISABLE_OPENCC "Disable Chinese Simplified and Chinese Traditional Conversion " OFF)
 
@@ -293,4 +294,4 @@ endif ()
 target_include_directories(${PROJECT_NAME} PRIVATE wiliwili/include wiliwili/include/api ${APP_PLATFORM_INCLUDE})
 target_compile_options(${PROJECT_NAME} PRIVATE -ffunction-sections -fdata-sections -Wunused-variable ${APP_PLATFORM_OPTION})
 target_link_libraries(${PROJECT_NAME} PRIVATE wiliwiliLibExtra borealis lunasvg pystring pdr mongoose z ${APP_PLATFORM_LIB})
-target_link_options(${PROJECT_NAME} PRIVATE ${APP_PLATFORM_LINK_OPTION})
+target_link_options(${PROJECT_NAME} PRIVATE ${APP_PLATFORM_LINK_OPTION})

library/CMakeLists.txt

@@ -86,7 +86,13 @@ set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)
 add_subdirectory(lunasvg EXCLUDE_FROM_ALL)
 
 # add mongoose
-add_subdirectory(mongoose EXCLUDE_FROM_ALL)
+if (USE_SYSTEM_MONGOOSE)
+    find_library(MONGOOSE_LIBRARY NAMES mongoose REQUIRED)
+    add_library(mongoose UNKNOWN IMPORTED)
+    set_property(TARGET mongoose PROPERTY IMPORTED_LOCATION ${MONGOOSE_LIBRARY})
+else ()
+    add_subdirectory(mongoose EXCLUDE_FROM_ALL)
+endif ()
 
 # add borealis
 add_subdirectory(borealis/library)
@@ -104,4 +110,4 @@ elseif (PLATFORM_PSV)
 endif ()
 
 add_library(wiliwiliLibExtra INTERFACE)
-target_link_libraries(wiliwiliLibExtra INTERFACE cpr::cpr qrcode)
+target_link_libraries(wiliwiliLibExtra INTERFACE cpr::cpr qrcode)