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feat(docker): update Dockerfile to install Clang 12 and set it as default

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whaffman 2025-09-24 11:12:50 +00:00
parent 94085917ab
commit 878fe4790a
1 changed files with 34 additions and 8 deletions
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42
.devcontainer/Dockerfile
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@ -7,10 +7,29 @@ ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y \ RUN apt-get update && apt-get install -y \
# Build essentials # Build essentials
build-essential \ build-essential \
# Standard clang tools (this will install the default version) # Add LLVM repository for specific Clang versions
clang \ wget \
clang-format \ lsb-release \
clang-tidy \ software-properties-common \
gnupg \
&& rm -rf /var/lib/apt/lists/*
# Install development tools - Ubuntu 22.04 approach
RUN apt-get update && apt-get install -y \
# Build essentials
build-essential \
# Check what Clang versions are available and install Clang 12 if possible
software-properties-common \
wget \
gnupg \
&& apt-get update && \
# Install available Clang tools (Ubuntu 22.04 has clang-12 available)
apt-get install -y \
clang-12 \
clang++-12 \
clang-format-12 \
clang-tidy-12 \
# clangd and lldb may have different versioning
clangd \ clangd \
lldb \ lldb \
# Build tools # Build tools
@ -20,7 +39,6 @@ RUN apt-get update && apt-get install -y \
pkg-config \ pkg-config \
# Version control and utilities # Version control and utilities
git \ git \
wget \
curl \ curl \
unzip \ unzip \
# Development utilities # Development utilities
@ -33,9 +51,17 @@ RUN apt-get update && apt-get install -y \
# Text processing # Text processing
vim \ vim \
nano \ nano \
# Include What You Use
iwyu \
# Clean up # Clean up
&& rm -rf /var/lib/apt/lists/* && rm -rf /var/lib/apt/lists/*
# Create symbolic links to make clang-12 the default
RUN update-alternatives --install /usr/bin/clang clang /usr/bin/clang-12 100 \
&& update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-12 100 \
&& update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-12 100 \
&& update-alternatives --install /usr/bin/clang-tidy clang-tidy /usr/bin/clang-tidy-12 100
# Create a non-root user for development # Create a non-root user for development
RUN groupadd --gid 1000 vscode \ RUN groupadd --gid 1000 vscode \
&& useradd --uid 1000 --gid vscode --shell /bin/bash --create-home vscode \ && useradd --uid 1000 --gid vscode --shell /bin/bash --create-home vscode \
@ -45,9 +71,9 @@ RUN groupadd --gid 1000 vscode \
&& chmod 0440 /etc/sudoers.d/vscode \ && chmod 0440 /etc/sudoers.d/vscode \
&& rm -rf /var/lib/apt/lists/* && rm -rf /var/lib/apt/lists/*
# Set clang as the default compiler # Set clang-12 as the default compiler
ENV CC=clang ENV CC=clang-12
ENV CXX=clang++ ENV CXX=clang++-12
# Set working directory # Set working directory
WORKDIR /workspace WORKDIR /workspace