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#!/bin/sh
# Prepare the cross-compiler for the destination platform, in our
# case i486.
if test ! "$(getent group cross)"; then
groupadd cross
fi
if test ! "$(getent passwd cross)"; then
useradd -m -g cross cross
fi
# add 'cross' user as sudoer without password
if test ! -f /etc/sudoers.d/cross; then
echo "cross ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/cross
fi
if test ! -x /usr/local/bin/ct-ng; then
su - cross <<EOF
mkdir cross
cd cross
git clone https://github.com/crosstool-ng/crosstool-ng.git
cd crosstool-ng
./bootstrap
./configure --prefix=/usr/local
make
sudo make install
cd ..
EOF
fi
if test ! -x /home/cross/x-tools/i486-unknown-linux-gnu/bin/i486-unknown-linux-gnu-gcc; then
rm -rf /home/cross/{x-tools,.build,build.log,.wget-hsts,.config,.config.old}
cp ct-ng.config /home/cross/.config
CPUS=$(nproc)
sed -i "s/^CT_PARALLEL_JOBS=.*/CT_PARALLEL_JOBS=$CPUS/" /home/cross/.config
chown cross:cross /home/cross/.config
su - cross <<EOF
ct-ng build
EOF
fi
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