build(jni): remove unneeded boost dependencies

Also update cxx standard to 17, so librime-lua will use std::optional and not depends on boost::optional any more.

Author: WhiredPlanck

app/src/main/jni/CMakeLists.txt

@@ -6,7 +6,7 @@ project(trime-lib VERSION 3.0.0)
 add_link_options("LINKER:--hash-style=gnu,--build-id=none")
 
 set(ANDROID_STL c++_shared)
-set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD 17)
 
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
 

app/src/main/jni/cmake/Boost.cmake

@@ -24,7 +24,6 @@ endif()
 set(BOOST_INCLUDE_LIBRARIES
     algorithm
     crc
-    date_time
     dll
     interprocess
     range
@@ -34,9 +33,6 @@ set(BOOST_INCLUDE_LIBRARIES
     utility
     uuid
     # librime-charcode
-    locale
-    asio
-    # librime-lua
-    optional)
+    locale)
 
 add_subdirectory(boost EXCLUDE_FROM_ALL)

app/src/main/jni/cmake/Rime.cmake

@@ -24,9 +24,8 @@ option(BUILD_STATIC "" ON)
 add_subdirectory(librime)
 target_compile_options(rime-static PRIVATE "-ffile-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}=.")
 
-target_link_libraries(rime-charcode-objs Boost::asio Boost::locale)
+target_link_libraries(rime-charcode-objs Boost::locale)
 
-target_link_libraries(rime-lua-objs Boost::optional)
 target_compile_options(rime-lua-objs PRIVATE "-ffile-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}=.")
 
 target_compile_options(rime-octagram-objs PRIVATE "-ffile-prefix-map=${CMAKE_CURRENT_SOURCE_DIR}=.")