lyaml: new package to add libyaml binding for Lua

lyaml provides a Lua binding for libyaml

Signed-off-by: Mathew McBride <matt@traverse.com.au>

lang/lyaml/Makefile

@@ -0,0 +1,62 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=lyaml
+PKG_VERSION:=6.2.7
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/gvvaughan/lyaml/tar.gz/v$(PKG_VERSION)?
+PKG_HASH:=9bb489cefae48b150d66f6bab4141d8d5831fcb7465bfc52a9845fa01efc63b0
+
+PKG_MAINTAINER:=Mathew McBride <matt@traverse.com.au>
+PKG_LICENSE:=MIT
+PKG_LICENSE_FILES:=LICENSE
+
+PKG_BUILD_DEPENDS:=lua/host luarocks/host
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/lyaml
+  SUBMENU:=Lua
+  SECTION:=lang
+  CATEGORY:=Languages
+  TITLE:=Lua lib-yaml bindings
+  URL:=https://github.com/gvvaughan/lyaml
+  DEPENDS:= +lua +libyaml
+endef
+
+define Package/lyaml/description
+  Lua bindings for libyaml
+endef
+
+TARGET_CFLAGS += \
+	-I$(STAGING_DIR)/usr/include
+
+# Note: the duplicate environment exports are not a typo!
+# First is for luarocks, then the second is for the compilation
+# invoked by luarocks
+# (Same setup as luaposix)
+define Build/Compile
+	cd $(PKG_BUILD_DIR) && \
+	LUA_LIBDIR=$(STAGING_DIR)/usr/lib/lua \
+	LUA_PKGNAME=lua5.1 \
+	CFLAGS="$(TARGET_CFLAGS) $(FPIC)" \
+	LDFLAGS="$(TARGET_LDFLAGS)" \
+	CC="$(TARGET_CC)" LD="$(TARGET_CC)" \
+	luarocks make --pack-binary-rock lyaml-$(PKG_VERSION)-1.rockspec \
+		LUA_LIBDIR=$(STAGING_DIR)/usr/lib/lua \
+		YAML_DIR=$(STAGING_DIR)/usr \
+		LUA_INCDIR=$(STAGING_DIR)/usr/include \
+		LUA_PKGNAME=lua5.1 \
+		CFLAGS="$(TARGET_CFLAGS) $(FPIC)" \
+		LDFLAGS="$(TARGET_LDFLAGS)" \
+		CC="$(TARGET_CC)" LD="$(TARGET_CC)"
+endef
+
+define Package/lyaml/install
+	$(INSTALL_DIR) $(1)/usr/lib/lua/lyaml
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/linux/yaml.so $(1)/usr/lib/lua/
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/lib/lyaml/*.lua $(1)/usr/lib/lua/lyaml/
+endef
+
+$(eval $(call BuildPackage,lyaml))