maccalc: import from base

This is a helpful utility, but it does not have any dependencies
in base repository. Move it to packages feed.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

net/maccalc/Makefile

@@ -0,0 +1,43 @@
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=maccalc
+PKG_RELEASE:=1
+PKG_LICENSE:=GPL-2.0
+
+PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/maccalc
+  SECTION:=utils
+  CATEGORY:=Utilities
+  TITLE:=MAC address calculation
+endef
+
+define Package/maccalc/description
+ This package contains a MAC address manipulation utility.
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR) \
+		CC="$(TARGET_CC)" \
+		CFLAGS="$(TARGET_CFLAGS) -Wall" \
+		LDFLAGS="$(TARGET_LDFLAGS)"
+endef
+
+define Package/maccalc/install
+	$(INSTALL_DIR) $(1)/usr/sbin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/maccalc $(1)/usr/sbin/
+endef
+
+$(eval $(call BuildPackage,maccalc))