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Martin Storsjö 64363c14db build-busybox: Disable make, copy mingw32-make.exe as make.exe
The built-in make is a POSIX make tool, which doesn't support
GNU make features.

As we do have GNU make, insert that as "make.exe" in the busybox
directory. Don't do that in the main llvm-mingw bin directory,
which can be used with other environments (e.g. msys2), where the
native make is to be preferred.
2026-01-08 11:34:00 +02:00

81 lines
2.6 KiB
Docker

# Cross compile an llvm-mingw toolchain for windows.
#
# This needs to be built with --build-arg BASE=<image>, where image is the name
# of a docker image that contains a working llvm-mingw cross compiler
# from a similar enough version.
#
# This builds LLVM and all other build tools that need to run on the target
# platform, but just copies over the runtime libraries from the existing
# toolchain in the base docker image.
ARG BASE=mstorsjo/llvm-mingw:dev
FROM $BASE
RUN apt-get update -qq && \
apt-get install -qqy libltdl-dev swig autoconf-archive && \
apt-get clean -y && \
rm -rf /var/lib/apt/lists/*
COPY build-python.sh .
ARG WITH_PYTHON
RUN if [ -n "$WITH_PYTHON" ]; then \
./build-python.sh /opt/python; \
fi
ENV PATH=/opt/python/bin:$PATH
ARG CROSS_ARCH=x86_64
ENV CROSS_TOOLCHAIN_PREFIX=/opt/llvm-mingw-$CROSS_ARCH
ENV HOST=$CROSS_ARCH-w64-mingw32
RUN if [ -n "$WITH_PYTHON" ]; then \
./build-python.sh $CROSS_TOOLCHAIN_PREFIX/python --host=$HOST && \
mkdir -p $CROSS_TOOLCHAIN_PREFIX/bin && \
cp $CROSS_TOOLCHAIN_PREFIX/python/bin/*.dll $CROSS_TOOLCHAIN_PREFIX/bin; \
fi
ARG FULL_LLVM
COPY build-llvm.sh .
RUN if [ -n "$WITH_PYTHON" ]; then ARG="--with-python"; fi && \
./build-llvm.sh $CROSS_TOOLCHAIN_PREFIX --host=$HOST $ARG
COPY build-lldb-mi.sh .
RUN ./build-lldb-mi.sh $CROSS_TOOLCHAIN_PREFIX --host=$HOST
COPY strip-llvm.sh .
RUN ./strip-llvm.sh $CROSS_TOOLCHAIN_PREFIX --host=$HOST
ARG TOOLCHAIN_ARCHS="i686 x86_64 armv7 aarch64 arm64ec"
COPY build-mingw-w64.sh build-mingw-w64-tools.sh ./
RUN ./build-mingw-w64-tools.sh $CROSS_TOOLCHAIN_PREFIX --skip-include-triplet-prefix --host=$HOST
COPY wrappers/*.sh wrappers/*.c wrappers/*.h wrappers/*.cfg ./wrappers/
COPY install-wrappers.sh .
RUN ./install-wrappers.sh $CROSS_TOOLCHAIN_PREFIX --host=$HOST
COPY prepare-cross-toolchain.sh .
RUN ./prepare-cross-toolchain.sh $TOOLCHAIN_PREFIX $CROSS_TOOLCHAIN_PREFIX $CROSS_ARCH
COPY build-make.sh .
RUN ./build-make.sh $CROSS_TOOLCHAIN_PREFIX --host=$HOST
ARG WITH_BUSYBOX
COPY build-busybox.sh .
RUN if [ -n "$WITH_BUSYBOX" ]; then \
./build-busybox.sh $CROSS_TOOLCHAIN_PREFIX/busybox --host=$HOST && \
cp $CROSS_TOOLCHAIN_PREFIX/bin/mingw32-make.exe $CROSS_TOOLCHAIN_PREFIX/busybox/bin/make.exe && \
mkdir -p $CROSS_TOOLCHAIN_PREFIX/busybox/share && \
cp -a $CROSS_TOOLCHAIN_PREFIX/share/make $CROSS_TOOLCHAIN_PREFIX/busybox/share; \
fi
ARG TAG
RUN ln -s $CROSS_TOOLCHAIN_PREFIX llvm-mingw-$TAG$CROSS_ARCH && \
zip -9r /llvm-mingw-$TAG$CROSS_ARCH.zip llvm-mingw-$TAG$CROSS_ARCH && \
ls -lh /llvm-mingw-$TAG$CROSS_ARCH.zip