From 9124e0f7d673c65584c1b2f838a3b944ea89c31d Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Thu, 13 Oct 2016 17:49:18 +0200
Subject: Add drat target, remove unmaintained usage hints

---
 GNUmakefile | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/GNUmakefile b/GNUmakefile
index 9d34c37..5d396fc 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -6,16 +6,6 @@ DATE    := $(shell date +%Y-%m-%d)
 
 .PHONEY: usage check clean
 
-usage:
-	@echo "Usage: make TARGET with TARGET being:"
-	@echo ""
-	@echo "  clean     - Clean up."
-	@echo "  roxygen   - Roxygenize."
-	@echo "  sd        - Build static documentation."
-	@echo "  build     - Build source package."
-	@echo "  check     - Run CRAN check on the package."
-	@echo "  install   - Install the package."
-
 pkgfiles = DESCRIPTION \
 	   README.html \
 		 .Rbuildignore \
@@ -78,6 +68,9 @@ install: build
 	"$(R_HOME)/bin/R" CMD INSTALL --no-multiarch $(TGZ)
 	@echo "DONE."
 
+drat: build
+	"$(R_HOME)/bin/Rscript" -e "drat::insertPackage('$(TGZ)', commit = TRUE)"
+
 winbuilder: build
 	date
 	@echo "Uploading to R-release on win-builder"
-- 
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