# =============================================================================
# A Fedora docker file for llvm-tutor. Clones and builds llvm-tutor, runs all
# tests. It uses the precompiled LLVM packages from Fedora.
#
# USAGE:
# ```bash
# wget https://raw.githubusercontent.com/banach-space/llvm-tutor/main/Dockerfile_fedora
# docker build -t=llvm-tutor:llvm-15 .
# docker run --rm -it --hostname=llvm-tutor llvm-tutor:llvm-15 /bin/bash
# ```
# =============================================================================

FROM fedora:38

ENV LLVM_DIR /usr/
ENV TUTOR_DIR /llvm-tutor

# 1. INSTALL DEPENDENCIES
RUN dnf -y install \
    git \
    cmake \
    ninja-build \
    gcc \
    gcc-c++ \
    llvm-devel \
    clang \
    zlib-devel \
    python3-pip

# 2. INSTALL LIT
RUN pip3 install lit

# 3. CLONE LLVM-TUTOR
RUN git clone https://github.com/banach-space/llvm-tutor $TUTOR_DIR

# 4. BUILD AND RUN HELLO-WORLD
RUN mkdir -p $TUTOR_DIR/hello-world-build \
    && cd $TUTOR_DIR/hello-world-build \
    && cmake -G Ninja -DLT_LLVM_INSTALL_DIR=$LLVM_DIR ../HelloWorld \
    && ninja
RUN cd $TUTOR_DIR/hello-world-build && $LLVM_DIR/bin/clang -S -O1 -emit-llvm ../inputs/input_for_hello.c -o input_for_hello.ll
RUN cd $TUTOR_DIR/hello-world-build && $LLVM_DIR/bin/opt -load-pass-plugin ./libHelloWorld.so -passes=hello-world -disable-output input_for_hello.ll 2>&1 | grep "(llvm-tutor) Hello from: foo"

# 5. BUILD AND RUN LLVM-TUTOR
RUN mkdir -p $TUTOR_DIR/build \
    && cd $TUTOR_DIR/build \
    && cmake -DLT_LLVM_INSTALL_DIR=$LLVM_DIR ../ \
    && make -j $(nproc --all) \
    && lit test/