added prepare-rpi.sh with all pre-reqs to build an ARMv6

build.linux32ARMv6/pharo.cog.spur/prepare-rpi.sh

@@ -0,0 +1,64 @@
+#! /bin/bash
+
+set -e 
+
+MIRROR=http://archive.raspbian.org/raspbian
+VERSION=jessie
+# TOOLS_DIR=$PWD/tools
+ARMCHROOT=/srv/arm
+USER=esteban
+
+sudo apt-get install -yq --no-install-suggests --no-install-recommends --force-yes \
+     gcc-arm-linux-gnueabi \
+     gcc-arm-linux-gnueabihf \
+     qemu-system \
+     qemu-system-arm \
+     qemu-user \
+     qemu-user-static \
+     sbuild \
+     schroot \
+     scratchbox2 \
+     debootstrap \
+     zlib1g:i386 \
+     libstdc++6:i386 \
+     libffi-dev:i386 \
+     libffi6:i386 \
+     libssl1.0.0:i386 \
+     libbz2-1.0:i386 \
+     libc6-dev-i386 \
+     libc6:i386 \
+     libexpat1:i386 \
+     libtinfo5:i386 \
+     binfmt-support \
+     build-essential \
+     python-dev \
+     libffi-dev \
+     zlib1g-dev
+
+# add chroot
+sudo echo "
+[rpi]
+directory=$ARMCHROOT
+users=$USER
+root-users=$USER
+groups=$USER
+aliases=default
+type=directory
+" >>  /etc/schroot/schroot.conf
+
+# chroot
+if [ ! -e "$ARMCHROOT/etc/debian_chroot" ]; then
+	mkdir -p $ARMCHROOT
+	sudo qemu-debootstrap --no-check-gpg --include=fakeroot,build-essential --arch=armhf ${VERSION} ${ARMCHROOT} ${MIRROR}
+	sudo su -c "echo \"deb ${MIRROR} jessie main contrib rpi\" > ${ARMCHROOT}/etc/apt/sources.list"
+	schroot -c rpi -u root -- apt-get update
+	schroot -c rpi -u root -- apt-get --allow-unauthenticated install -y \
+		build-essential libcairo2-dev libpango1.0-dev libssl-dev uuid-dev uuid-runtime libasound2-dev \
+		debhelper devscripts libssl-dev libfreetype6-dev libx11-dev libxext-dev \
+		libx11-dev libsm-dev libice-dev libgl1-mesa-dev libgl1-mesa-glx git
+
+fi
+schroot -c rpi -- uname -m
+
+#sudo mount -o remount,size=100M /tmp || echo "No tmp size increase required"
+