--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sources/native-builds/gentoo-stage1.sh	Tue May 04 01:54:12 2010 -0500
@@ -0,0 +1,129 @@
+#!/bin/bash
+
+# Script to extend minimal native build environment into a Gentoo stage 1.
+
+# We take some liberties with this stage 1: use busybox instead of gnu tools,
+# uClibc-based instead of glibc-based, and using our existing toolchain
+# (with distcc acceleration).
+
+# Download all the source tarballs we haven't got up-to-date copies of.
+
+# The tarballs are downloaded into the "packages" directory, which is
+# created as needed.
+
+source sources/include.sh || exit 1
+
+[ $# -ne 1 ] && echo "usage: $0 FILENAME" >&2 && exit 1
+[ -e "$1" ] && echo "$1" exists && exit 0
+
+SRCDIR="$SRCDIR/gentoo-stage1" && mkdir -p "$SRCDIR" || dienow
+WORK="$WORK"/sub && blank_tempdir "$WORK"
+
+echo "=== Download source code."
+
+# Note: set SHA1= blank to skip checksum validation.
+
+URL=http://zlib.net/zlib-1.2.5.tar.bz2 \
+SHA1=543fa9abff0442edca308772d6cef85557677e02 \
+maybe_fork "download || dienow"
+
+URL=http://ftp.gnu.org/pub/gnu/ncurses/ncurses-5.7.tar.gz \
+SHA1=8233ee56ed84ae05421e4e6d6db6c1fe72ee6797 \
+maybe_fork download || dienow
+
+URL=http://python.org/ftp/python/2.6.5/Python-2.6.5.tar.bz2 \
+SHA1=24c94f5428a8c94c9d0b316e3019fee721fdb5d1 \
+RENAME="s/P/p/" \
+maybe_fork download || dienow
+
+echo === Got all source.
+
+cleanup_oldfiles
+
+# The reason this is isn't grouped together with the downloads above is when
+# you download a new version but haven't deleted the old one yet, setupfor
+# gets confused.
+
+setupfor zlib
+setupfor ncurses
+setupfor python
+
+cat > "$WORK"/init << 'EOF' || dienow
+#!/bin/bash
+
+upload_result()
+{
+  ftpput 10.0.2.2 -P $OUTPORT "$1-$ARCH" "$1"
+}
+
+set_titlebar()
+{
+  echo -en "\033]2;($HOST) $1\007"
+  echo === "$1"
+}
+
+dotprogress()
+{
+  while read i; do echo -n .; done; echo
+}
+
+echo Started second stage init
+
+# Make a chroot by copying the root filesystem we've got into a new
+# (writeable) subdirectory.
+
+touch /.iswriteable 2>/dev/null
+rm /.iswriteable 2>/dev/null
+if [ $? -ne 0 ]
+then
+  set_titlebar "writeable chroot"
+  mkdir stage1
+  find / -xdev | cpio -m -v -p /home/stage1 | dotprogress
+
+  echo Restarting init script in chroot
+  for i in mnt proc sys dev; do mount --bind /$i stage1/$i; done
+  chroot stage1 /mnt/init
+  for i in mnt proc sys dev; do umount stage1/$i; done
+
+  if rm gentoo-stage1/.finished 2>/dev/null
+  then
+    set_titlebar "upload tarball"
+    tar czvf gentoo-stage1.tar.gz gentoo-stage1 | dotprogress &&
+    upload_result gentoo-stage1.tar.gz
+  fi
+
+  sync
+  exit
+fi
+
+set_titlebar "zlib"
+
+cp -sfR /mnt/zlib zlib &&
+cd zlib &&
+# 1.2.5 accidentally shipped the Makefile, then configure tries to
+# modify it in place.
+rm Makefile && 
+./configure &&
+make -j $CPUS &&
+make install &&
+cd .. &&
+rm -rf zlib || exit 1
+
+set_titlebar "ncurses"
+
+cp -sfR /mnt/ncurses ncurses &&
+cd ncurses &&
+./configure &&
+make -j $CPUS &&
+make install &&
+cd .. &&
+rm -rf ncurses || exit 1
+
+sync
+EOF
+
+chmod +x "$WORK"/init || dienow
+
+cd "$TOP"
+
+mksquashfs "$WORK" "$1" -noappend -all-root