json: add new package

package/json/Makefile

@@ -0,0 +1,30 @@
+# This file is part of the OpenADK project. OpenADK is copyrighted
+# material, please see the LICENCE file in the top-level directory.
+
+include $(ADK_TOPDIR)/rules.mk
+
+PKG_NAME:=		json
+PKG_VERSION:=		3.12.0
+PKG_RELEASE:=		1
+PKG_HASH:=		4b92eb0c06d10683f7447ce9406cb97cd4b453be18d7279320f7b2f025c10187
+PKG_DESCR:=		C++ json library
+PKG_SECTION:=		libs/misc
+PKG_URL:=		https://github.com/nlohmann/json/
+PKG_SITES:=		https://github.com/nlohmann/json/archive/refs/tags/
+PKG_OPTS:=		dev
+
+DISTFILES:=             v$(PKG_VERSION).tar.gz
+
+include $(ADK_TOPDIR)/mk/package.mk
+
+$(eval $(call PKG_template,JSON,json,$(PKG_VERSION)-$(PKG_RELEASE),$(PKG_DEPENDS),$(PKG_DESCR),$(PKG_SECTION),$(PKG_OPTS)))
+
+WRKBUILD=               $(WRKDIR)/$(PKG_NAME)-obj
+
+CONFIG_STYLE:=		meson
+BUILD_STYLE:=		meson
+INSTALL_STYLE:=		meson
+
+json-install:
+
+include $(ADK_TOPDIR)/mk/pkg-bottom.mk