Refactor cmake

native/src/main/jni/CMakeLists.txt

@@ -1,25 +1,37 @@
 project(ehviewer)
 cmake_minimum_required(VERSION 3.4.1)
+
+# Build liblzma as shared lib
 set(BUILD_SHARED_LIBS ON)
 add_subdirectory(liblzma)
-include_directories(liblzma/src/liblzma/api)
 
+# Build libzstd
 add_subdirectory(libzstd/build/cmake)
-add_subdirectory(image)
+
+# Configure libarchive for android platform
 include_directories(libarchive/contrib/android/include)
 
+# Configure lzma support for libarchive
+include_directories(liblzma/src/liblzma/api)
 SET(HAVE_LIBLZMA 1)
 SET(HAVE_LZMA_H 1)
 SET(HAVE_LZMA_STREAM_ENCODER_MT 1)
 SET(HAVE_LZMADEC_H 1)
 SET(HAVE_LIBLZMADEC 1)
+
+# Configure zstd support for libarchive
+include_directories(libzstd/lib)
 SET(HAVE_LIBZSTD 1)
 SET(HAVE_LIBZSTD_COMPRESSOR 1)
 SET(HAVE_ZSTD_H 1)
 
-include_directories(libzstd/lib)
-
+# Build libarchive
 add_subdirectory(libarchive)
+
+# Build hippo's image lib
+add_subdirectory(image)
+
+# Build and link our app's native lib
 add_library(${PROJECT_NAME} SHARED main.c archive.c)
 target_include_directories(${PROJECT_NAME} PUBLIC image/image libarchive/libarchive)
 target_link_libraries(${PROJECT_NAME} image archive)