liblz4: add new package

Signed-off-by: Darik Horn <dajhorn@vanadac.com>

libs/liblz4/Makefile

@@ -0,0 +1,58 @@
+#
+# Copyright (C) 2015 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+# Although liblz4 exports a major.minor.patch version, it isn't always
+# incremented for new releases, so use the release tag instead.
+PKG_NAME:=liblz4
+PKG_VERSION:=r129
+PKG_RELEASE:=1
+
+PKG_LICENSE:=BSD-2-Clause
+PKG_MAINTAINER:=Darik Horn <dajhorn@vanadac.com>
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_URL:=https://github.com/Cyan4973/lz4.git
+PKG_SOURCE_VERSION:=$(PKG_VERSION)
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/liblz4
+	SECTION:=libs
+	CATEGORY:=Libraries
+	TITLE:=Extremely fast compression
+	URL:=http://www.lz4.org/
+endef
+
+define Package/liblz4/description
+  LZ4 is a compression codec that features a very fast encoder and an
+  even faster decoder. This package provides the liblz4 shared library.
+endef
+
+TARGET_CFLAGS += $(FPIC)
+
+define Build/Compile
+	$(MAKE) -C "$(PKG_BUILD_DIR)/lib" $(MAKE_INSTALL_FLAGS) \
+	  CC="$(TARGET_CC)" \
+	  CFLAGS="$(TARGET_CFLAGS)" \
+	  PREFIX="$(CONFIGURE_PREFIX)" \
+	  install
+endef
+
+define Build/InstallDev
+	$(CP) $(PKG_INSTALL_DIR)/* $(1)/
+endef
+
+define Package/liblz4/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/liblz4.so* $(1)/usr/lib/
+endef
+
+$(eval $(call BuildPackage,liblz4))