FROM docker.io/alpine:3.23

RUN apk update && apk upgrade

RUN apk add \
	build-base \
	curl \
	libarchive-tools \
	libedit-dev \
	libpcap-dev \
	libpng-dev \
	sdl2-dev \
	pcre-dev


COPY simh.zip /opt/
RUN mkdir -p /opt/simh
WORKDIR /opt/simh
RUN bsdtar --strip-components=1 -xzvf /opt/simh.zip
# RUN make pdp11
RUN make CFLAGS_G='-march=i386' pdp11 -j$(nproc)
RUN cp BIN/pdp11 /usr/bin/pdp11

RUN mkdir /opt/unixv4
COPY boot.ini /opt/unixv4/
COPY disk.rk /opt/unixv4/
WORKDIR /opt/unixv4

RUN apk del \
	build-base \
	curl \
	libarchive-tools \
	libedit-dev \
	libpcap-dev \
	libpng-dev \
	sdl2-dev \
	pcre-dev

RUN rm -rf /var/cache/apk /opt/simh /opt/simh.zip

RUN apk add pcre sdl2

COPY entrypoint.sh /bin/

ENTRYPOINT /bin/entrypoint.sh