vim: install vimdiff symlink for vim-fuller

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/vim/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=vim
 PKG_VERSION:=8.1
-PKG_RELEASE:=5
+PKG_RELEASE:=6
 VIMVER:=81
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
@@ -22,7 +22,6 @@ PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)$(VIMVER)
 PKG_BUILD_PARALLEL:=1
 
 HOST_BUILD_DEPENDS:=libiconv/host
-
 HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/$(PKG_NAME)$(VIMVER)
 HOST_BUILD_PARALLEL:=1
 
@@ -232,7 +231,8 @@ define Package/vim-fuller/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/vim_big $(1)/usr/bin/vim
 	$(INSTALL_DIR) $(1)/usr/share/vim
-	$(CP) -r $(PKG_INSTALL_DIR)/usr/share/vim/vim$(VIMVER) $(1)/usr/share/vim
+	$(LN) vim $(1)/usr/bin/vimdiff
+	$(CP) $(PKG_INSTALL_DIR)/usr/share/vim/vim$(VIMVER) $(1)/usr/share/vim
 	$(INSTALL_CONF) ./files/vimrc.full $(1)/usr/share/vim/vimrc
 endef