Integrate RandomX dependency into build system

depends/packages/packages.mk

@@ -1,4 +1,4 @@
-packages:=
+packages:=randomx
 
 boost_packages = boost
 

depends/packages/randomx.mk

@@ -0,0 +1,29 @@
+package=randomx
+$(package)_version=1.2.3
+$(package)_download_path=https://github.com/tevador/RandomX/archive/refs/tags
+$(package)_file_name=v$($(package)_version).tar.gz
+$(package)_sha256_hash=096af0bbe9d0dfeed6962c8541cd8f705a7ee2cfc2a6f433bcecc56941b720b8
+
+define $(package)_set_vars
+  $(package)_cmake_opts=-DCMAKE_BUILD_TYPE=Release
+  $(package)_cmake_opts+=-DARCH=default
+  $(package)_cmake_opts+=-DBUILD_SHARED_LIBS=OFF
+endef
+
+define $(package)_preprocess_cmds
+  mkdir build
+endef
+
+define $(package)_config_cmds
+  cd build && $($(package)_cmake) ..
+endef
+
+define $(package)_build_cmds
+  $(MAKE) -C build randomx
+endef
+
+define $(package)_stage_cmds
+  mkdir -p $($(package)_staging_prefix_dir)/include $($(package)_staging_prefix_dir)/lib && \
+  install src/randomx.h $($(package)_staging_prefix_dir)/include/randomx.h && \
+  install build/librandomx.a $($(package)_staging_prefix_dir)/lib/librandomx.a
+endef