44d4af498f
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75 lines
2.4 KiB
Docker
75 lines
2.4 KiB
Docker
ARG IMAGE_TAG
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FROM gitea.jde.nz/public/dropshell-build-base:latest AS builder
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ARG PROJECT
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ARG CMAKE_BUILD_TYPE=Debug
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# Set working directory
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WORKDIR /app
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SHELL ["/bin/bash", "-c"]
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# Create cache directories
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RUN mkdir -p /ccache
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# Set up ccache
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ENV CCACHE_DIR=/ccache
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ENV CCACHE_COMPILERCHECK=content
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ENV CCACHE_MAXSIZE=2G
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# Copy only build files first (for better layer caching)
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#COPY CMakeLists.txt cmake_prebuild.sh ./
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#COPY src/version.hpp.in src/
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# Run prebuild script early (this rarely changes)
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#RUN bash cmake_prebuild.sh
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# Copy source files (this invalidates cache when source changes)
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COPY src/ src/
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COPY CMakeLists.txt ./
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# Configure project (this step is cached unless CMakeLists.txt changes)
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RUN --mount=type=cache,target=/ccache \
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--mount=type=cache,target=/build \
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mkdir -p /build && \
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cmake -G Ninja -S /app -B /build \
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-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} \
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-DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
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-DCMAKE_C_COMPILER_LAUNCHER=ccache \
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-DCMAKE_EXE_LINKER_FLAGS="-fuse-ld=mold -static -g" \
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-DCMAKE_CXX_FLAGS="-g -fno-omit-frame-pointer" \
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-DCMAKE_C_FLAGS="-g -fno-omit-frame-pointer" \
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-DPROJECT_NAME="${PROJECT}" \
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-DCMAKE_STRIP=OFF \
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${CMAKE_TOOLCHAIN_FILE:+-DCMAKE_TOOLCHAIN_FILE=$CMAKE_TOOLCHAIN_FILE}
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# Build project (ccache will help here when only some files change)
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RUN --mount=type=cache,target=/ccache \
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--mount=type=cache,target=/build \
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cmake --build /build
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# Copy the built executable to a regular directory for the final stage
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RUN --mount=type=cache,target=/build \
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mkdir -p /output && \
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if [ -f "/build/${PROJECT}" ]; then \
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echo "Found executable at /build/${PROJECT}" && \
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cp "/build/${PROJECT}" "/output/${PROJECT}"; \
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else \
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echo "Executable not found at /build/${PROJECT}, searching..." && \
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find /build -type f -executable -name "*${PROJECT}*" -exec cp {} /output/${PROJECT} \; || \
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find /build -type f -executable -exec cp {} /output/${PROJECT} \; || \
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(echo "Error: Could not find executable for ${PROJECT}" && ls -la /build && exit 1); \
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fi
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# if we're a release build, then run upx on the binary.
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RUN if [ "${CMAKE_BUILD_TYPE}" = "Release" ]; then \
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upx /output/${PROJECT}; \
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fi
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# Final stage that only contains the binary
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FROM scratch AS project
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ARG PROJECT
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# Copy the actual binary from the regular directory
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COPY --from=builder /output/${PROJECT} /${PROJECT}
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