tini: Added tini init utility

Signed-off-by: Gerard Ryan <G.M0N3Y.2503@gmail.com>

utils/tini/Makefile

@@ -0,0 +1,43 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=tini
+PKG_VERSION:=0.18.0
+PKG_RELEASE:=1
+PKG_LICENSE:=MIT
+PKG_LICENSE_FILES:=LICENSE
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/krallin/tini/tar.gz/v${PKG_VERSION}?
+PKG_HASH:=1097675352d6317b547e73f9dc7c6839fd0bb0d96dafc2e5c95506bb324049a2
+PKG_SOURCE_VERSION:=fec3683b971d9c3ef73f284f176672c44b448662
+
+PKG_MAINTAINER:=Gerard Ryan <G.M0N3Y.2503@gmail.com>
+
+CMAKE_INSTALL:=1
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+define Package/tini
+  SECTION:=utils
+  CATEGORY:=Utilities
+  TITLE:=simplest init utility
+  URL:=https://github.com/krallin/tini
+  DEPENDS:=
+endef
+
+define Package/tini/description
+A tiny but valid init process for containers.
+endef
+
+# static version seemes to be effected by https://www.openwall.com/lists/musl/2018/07/18/8 so we use the workaround
+TARGET_CFLAGS += -Wl,--build-id
+
+define Package/tini/install
+	$(INSTALL_DIR) $(1)/usr/bin
+
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/tini-static $(1)/usr/bin/docker-init
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/tini $(1)/usr/bin/
+endef
+
+$(eval $(call BuildPackage,tini))