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Docker build files #276

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0688ab3
Initial (possibly broken) work on the Docker build
MolassesLover Jul 20, 2026
d512a1c
Fixed build failure caused by incorrect build path
MolassesLover Jul 20, 2026
579c7af
Remove unecessary code and old comments
MolassesLover Jul 20, 2026
de223ff
Create an entrypoint script for Docker service
MolassesLover Jul 20, 2026
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47 changes: 47 additions & 0 deletions Dockerfile
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FROM ubuntu:latest

RUN mkdir /opt/source
RUN mkdir /opt/workdir

RUN apt-get -y update
RUN apt-get -y install \
clang++-22 \
clang-22 \
cmake \
curl \
libclang-22-dev \
libcurl4-openssl-dev \
libedit-dev \
libzstd-dev \
ninja-build \
zlib1g-dev \
rustup

RUN rustup toolchain install "1.96.1-x86_64-unknown-linux-gnu"
RUN rustup toolchain install "nightly-2026-06-30-x86_64-unknown-linux-gnu"
RUN rustup component add --toolchain "nightly-2026-06-30-x86_64-unknown-linux-gnu" rust-src rustc-dev llvm-tools-preview
RUN rustup component add --toolchain "1.96.1-x86_64-unknown-linux-gnu" rust-src rustc-dev llvm-tools-preview

ENV PATH="/root/.cargo/bin:${PATH}"
ENV RUST_BACKTRACE=full

COPY cpp2rust /opt/source/cpp2rust
COPY libc-dep /opt/source/libc-dep
COPY libcc2rs /opt/source/libcc2rs
COPY libcc2rs-macros /opt/source/libcc2rs-macros
COPY cmake /opt/source/cmake
COPY tests /opt/source/tests

COPY CMakeLists.txt /opt/source/CMakeLists.txt

WORKDIR /opt/source

RUN cmake \
-G Ninja \
-B build \
-D CMAKE_C_COMPILER="$(which clang-22)" \
-D CMAKE_CXX_COMPILER="$(which clang++-22)" \
.; \
cmake --build build -j$(nproc)

WORKDIR /opt/workdir
8 changes: 8 additions & 0 deletions compose.yml
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services:
build:
image: cpp2rust/local-build:ubuntu
build:
context: .
volumes:
- "$PWD:/opt/workdir"
entrypoint: ./misc/containers/build.sh
25 changes: 25 additions & 0 deletions misc/containers/build.sh
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#!/usr/bin/env sh

# DO NOT RUN!
# This image is intended to be used from an OCI compose file.

set -eo pipefail

if [ -d "/opt/workdir/build" ]; then
echo "Build directory already exists, moving it."
if [ -d "/opt/workdir/build-backup" ]; then
echo "Build backup directory already exists, exiting as error."
exit 1
else
mv /opt/workdir/build /opt/workdir/build-backup
fi
fi

cmake \
-G Ninja \
-B build \
-D CMAKE_C_COMPILER="$(which clang-22)" \
-D CMAKE_CXX_COMPILER="$(which clang++-22)" \
.

cmake --build build "-j$(nproc)"
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