diff -r 000000000000 -r 6474c204b198 memory/jemalloc/update.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memory/jemalloc/update.sh	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+set -e
+
+cd `dirname $0`
+
+source upstream.info
+
+rm -rf src
+git clone "$UPSTREAM_REPO" src
+cd src
+git checkout "$UPSTREAM_COMMIT"
+autoconf
+git describe --long --abbrev=40 > VERSION
+rm -rf .git .gitignore autom4te.cache
+cd ..
+hg addremove -q src
+
+echo "jemalloc has now been updated.  Don't forget to run hg commit!"