build midipix via docker alpine:latest + midipix_build

docker_alpine_midipix_build.sh

#!/bin/bash

echo "The serial file in that directory should contains something like: export KEY=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

. serial

mkdir -p work

cat > work/docker_midipix_build.sh <<EOS

apk update
apk upgrade

echo

if [ -f /work/detect-proxy.sh ]
then
    echo " --- trying docker-proxy ---"
    apk add bash netcat-openbsd ca-certificates
    /bin/bash /work/detect-proxy.sh
    if [ -f /usr/local/share/ca-certificates/docker-proxy.crt ]
    then
        update-ca-certificates /usr/local/share/ca-certificates/docker-proxy.crt
        apk add git
        git config --global http.sslCAInfo /usr/local/share/ca-certificates/docker-proxy.crt
    else
        echo "*ERROR* failed to configure docker-proxy"
    fi
else
    echo "*WARNING* maybe use docker-proxy https://github.com/silarsis/docker-proxy to speed up builds"
fi

echo
echo


export PS1="docker-alpine-midipix:\[\e[33m\]\w\[\e[0m\] \$ "
export HOME=/work
cd \$HOME

apk add \$(cat <<EOF
autoconf
automake
bison
bzip2-dev
coreutils
expat-dev
flex
g++
gcc
gdbm-dev
gettext-dev
git
gmp-dev
grep
groff
libffi-dev
libgmpxx
libintl
libmagic
libtool
linux-headers
make
mpc1-dev
mpfr-dev
musl-dev
ncurses-dev
openssl-dev
patch
pcre-dev
perl-xml-parser
procps
python
readline-dev
sed
sqlite-dev
tar
texinfo
wget
xz
zip
zlib-dev
openssl
ncurses
EOF
);


cd /work
if [ -d midipix_build ]
then
    echo
    echo "upgrading midipix_build from https://github.com/lalbornoz/midipix_build"
    cd midipix_build/
    git pull
else
    git clone --recursive https://github.com/lalbornoz/midipix_build
    cd midipix_build
fi


DEFAULT_GITROOT_HEAD=git://midipix.org/$KEY ./build.sh -R -P 1 --debug-minipix -a nt64 -C build $@

#alpine has no multilib gcc
#./build.sh -R -P 1 --debug-minipix -a nt32 -C build

exec /bin/bash -i
EOS

docker run --cpus=0.5 --cpu-shares=512 -v$(pwd)/work:/work --tty=true --rm=false --interactive=true alpine:latest /bin/sh /work/docker_midipix_build.sh

Known 'issue' apparently: #https://github.com/lalbornoz/midipix_build/issues/8

FYI:

docker-alpine-midipix:~/midipix/nt64/debug $ cat build.log
<--- SNIP --->
==> 2019/05/14 02:24:15 Starting `psxscl' build...
==> 2019/05/14 02:24:20 Build failed in `psxscl', check `/work/midipix/nt64/debug/tmp/psxscl_stderrout.log' for details.
<--- SNIP --->
==> 2019/05/14 02:24:38 48 finished, 0 skipped, and 1 failed builds in 0 build script(s).
==> 2019/05/14 02:24:38 Build time: 4 hour(s), 49 minute(s), and 47 second(s).
==> 2019/05/14 02:24:38 Build script failure(s) in: psxscl.

docker-alpine-midipix:~ $ tail -4 /work/midipix/nt64/debug/tmp/psxscl_stderrout.log
==> 2019/05/14 02:24:20                 PKG_TARGET=x86_64-nt64-midipix
==> 2019/05/14 02:24:20               PKG_URLS_GIT=psxscl=git://midipix.org/psxscl
Cloning into '/work/midipix/dlcache/psxscl'...
fatal: remote error: access denied or repository not exported: /psxscl

thanks for remarks, added a comment at the top regarding the repo key