mirror of
https://github.com/LadybirdBrowser/ladybird.git
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0c95d9962c
This allows us to fuzz the generated unicode and timezone database helpers, and to fuzz things like LibJS using Fuzzilli to get proper coverage of our unicode handling code. Update the Azure CI to use the new two-stage build as well, and cleanup some unused CMake options there.
85 lines
2.5 KiB
Bash
Executable File
85 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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BEST_CLANG_CANDIDATE=""
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die() {
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>&2 echo "die: $*"
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exit 1
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}
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pick_clang() {
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local BEST_VERSION=0
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for CLANG_CANDIDATE in clang clang-13 clang-14 /usr/local/bin/clang-13 /usr/local/bin/clang-14; do
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if ! command -v $CLANG_CANDIDATE >/dev/null 2>&1; then
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continue
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fi
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if $CLANG_CANDIDATE --version 2>&1 | grep "Apple clang" >/dev/null; then
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continue
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fi
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if ! $CLANG_CANDIDATE -dumpversion >/dev/null 2>&1; then
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continue
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fi
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local VERSION=""
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VERSION="$($CLANG_CANDIDATE -dumpversion)"
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local MAJOR_VERSION="${VERSION%%.*}"
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if [ "$MAJOR_VERSION" -gt "$BEST_VERSION" ]; then
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BEST_VERSION=$MAJOR_VERSION
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BEST_CLANG_CANDIDATE="$CLANG_CANDIDATE"
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fi
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done
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if [ "$BEST_VERSION" -lt 13 ]; then
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die "Please make sure that Clang version 13 or higher is installed."
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fi
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}
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# Save flags for oss-fuzz to avoid fuzzing Tools/
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# https://google.github.io/oss-fuzz/getting-started/new-project-guide/#temporarily-disabling-code-instrumentation-during-builds
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CFLAGS_SAVE="$CFLAGS"
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CXXFLAGS_SAVE="$CXXFLAGS"
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unset CFLAGS
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unset CXXFLAGS
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export AFL_NOOPT=1
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# FIXME: Replace these CMake invocations with a CMake superbuild?
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echo "Building Lagom Tools..."
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cmake -GNinja -B Build/tools \
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-DBUILD_LAGOM=OFF \
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-DCMAKE_INSTALL_PREFIX=Build/tool-install
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ninja -C Build/tools install
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# Restore flags for oss-fuzz
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export CFLAGS="${CFLAGS_SAVE}"
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export CXXFLAGS="${CXXFLAGS_SAVE}"
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unset AFL_NOOPT
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echo "Building Lagom Fuzzers..."
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if [ "$#" -gt "0" ] && [ "--oss-fuzz" = "$1" ] ; then
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echo "Building for oss-fuzz configuration..."
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cmake -GNinja -B Build/fuzzers \
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-DBUILD_LAGOM=ON \
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-DBUILD_SHARED_LIBS=OFF \
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-DENABLE_OSS_FUZZ=ON \
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-DCMAKE_C_COMPILER="$CC" \
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-DCMAKE_CXX_COMPILER="$CXX" \
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-DCMAKE_CXX_FLAGS="$CXXFLAGS -DOSS_FUZZ=ON" \
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-DLINKER_FLAGS="$LIB_FUZZING_ENGINE" \
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-DCMAKE_PREFIX_PATH=Build/tool-install
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ninja -C Build/fuzzers
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cp Build/fuzzers/Fuzzers/Fuzz* "$OUT"/
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else
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echo "Building for local fuzz configuration..."
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pick_clang
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cmake -GNinja -B Build/lagom-fuzzers \
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-DBUILD_LAGOM=ON \
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-DENABLE_FUZZER_SANITIZER=ON \
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-DENABLE_ADDRESS_SANITIZER=ON \
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-DENABLE_UNDEFINED_SANITIZER=ON \
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-DCMAKE_PREFIX_PATH=Build/tool-install \
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-DCMAKE_C_COMPILER=$BEST_CLANG_CANDIDATE \
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-DCMAKE_CXX_COMPILER="${BEST_CLANG_CANDIDATE/clang/clang++}"
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ninja -C Build/lagom-fuzzers
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fi
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