From b8272d51e4026f401fe61f7e34c8206dc13be396 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sat, 07 Jan 2012 00:22:50 -0500
Subject: Add toolchain variable and BusyBox build notes.

---
diff --git a/temporary-bootstrap-builder-setup.txt b/temporary-bootstrap-builder-setup.txt
index fb7658e..e0abb4c 100644
--- a/temporary-bootstrap-builder-setup.txt
+++ b/temporary-bootstrap-builder-setup.txt
@@ -362,3 +362,29 @@ Plan for building native system software, including the toolchain:
  4. Natively build and install Linux.
  5. ???
  6. Profit!
+
+
+Set up environment variables to have all further packages built using the cross-
+compiling toolchain.
+  $ cat >> ~/.bashrc <<EOF
+  > export CC=${BBL_TARGET}-gcc
+  > export CXX=${BBL_TARGET}-g++
+  > export AR=${BBL_TARGET}-ar
+  > export AS=${BBL_TARGET}-as
+  > export RANLIB=${BBL_TARGET}-ranlib
+  > export LD=${BBL_TARGET}-ld
+  > export STRIP=${BBL_TARGET}-strip
+  > export READELF=${BBL_TARGET}-readelf
+  > EOF
+  $ source ~/.bashrc
+
+Configure, cross-compile, and install BusyBox.
+TODO: Provide a default configuration.
+  $ cp -pR ${BBL}/../../src/busybox-1.19.3 .
+  $ cd busybox-1.19.3
+  $ make CROSS_COMPILE=${BBL_TARGET}- menuconfig
+  $ make oldconfig
+  $ make CROSS_COMPILE=${BBL_TARGET}-
+  $ make CROSS_COMPILE=${BBL_TARGET}- CONFIG_PREFIX=${BBL} install
+  $ cd ..
+  $ rm -Rf busybox-1.19.3
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