From 11e8a484733b492ff5ecd6119b9bdef238be6e67 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
Date: Thu, 3 Sep 2015 11:41:07 +0200
Subject: [PATCH 1/3] gnu: r: Drop IcedTea from inputs.

* gnu/packages/statistics.scm (r)[inputs]: Remove "icedtea6".
---
 gnu/packages/statistics.scm | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index b84c48d..b1cc5cf 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -84,6 +84,16 @@
          "--with-system-pcre"
          "--with-system-tre"
          "--with-system-xz")))
+    ;; R has some support for Java.  When the JDK is available at configure
+    ;; time environment variables pointing to the JDK will be recorded under
+    ;; $R_HOME/etc and ./tools/getsp.java will be compiled which is used by "R
+    ;; CMD javareconf".  "R CMD javareconf" appears to only be used to update
+    ;; the recorded environment variables in $R_HOME/etc.  Refer to
+    ;; https://cran.r-project.org/doc/manuals/r-release/R-admin.html#Java-support
+    ;; for additional information.
+
+    ;; As the JDK is a rather large input with only very limited effects on R,
+    ;; we decided to drop it.
     (native-inputs
      `(("bzip2" ,bzip2)
        ("perl" ,perl)
@@ -97,7 +107,6 @@
        ("cairo" ,cairo)
        ("gfortran" ,gfortran)
        ("icu4c" ,icu4c)
-       ("icedtea6" ,icedtea6 "jdk")
        ("lapack" ,lapack)
        ("libjpeg" ,libjpeg)
        ("libpng" ,libpng)
-- 
2.1.0