mirror of
https://github.com/SerenityOS/serenity.git
synced 2026-11-07 04:29:30 -10:00
Lucas Chollet
1241e4f0a6
This will allow everything defined in headers to be instrumented. As an example, the function `AK::any_of` isn't instantiated inside AK, that means that no coverage is reported if we don't consider the instantiation in the test binary itself.
71 lines
2.7 KiB
Bash
Executable File
71 lines
2.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -eo pipefail
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SCRIPT_DIR="$(dirname "${0}")"
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SERENITY_ROOT="$(realpath "${SCRIPT_DIR}"/..)"
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if [ -z "$SERENITY_ARCH" ]; then
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SERENITY_ARCH="x86_64"
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fi
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toolchain_suffix=
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if [ "$SERENITY_TOOLCHAIN" = "Clang" ]; then
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toolchain_suffix="clang"
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fi
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BUILD_DIR="${SERENITY_ROOT}/Build/${SERENITY_ARCH}${toolchain_suffix}"
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TEMP_PROFDATA="$BUILD_DIR/tmp_profile_data"
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mkdir "$TEMP_PROFDATA"
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mkdir -p "$BUILD_DIR/mnt"
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[ -z "${ELEVATE+x}" ] && ELEVATE="sudo"
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echo "ELEVATE is $ELEVATE"
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echo "[ELEVATED] Mounting _disk_image into $BUILD_DIR/mnt, this requires elevated privileges..."
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"$ELEVATE" mount "$BUILD_DIR/_disk_image" "$BUILD_DIR/mnt"
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echo "[ELEVATED] Copying profile data files out of $BUILD_DIR/mnt, this requires elevated privileges..."
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"$ELEVATE" cp -r "$BUILD_DIR/mnt/home/anon/profiles" "$TEMP_PROFDATA/"
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echo "[ELEVATED] Unmounting _disk_image, this requires elevated privileges..."
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"$ELEVATE" umount "$BUILD_DIR/mnt"
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echo "[ELEVATED] Making sure profile data files are owned by the current user, this requires elevated privileges..."
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"$ELEVATE" chown -R "$(id -u)":"$(id -g)" "$TEMP_PROFDATA/"
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echo "Discovering all binaries and shared libraries in $BUILD_DIR/Root"
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# shellcheck disable=SC2156 # The recommended fix on the Shellcheck github page for this warning causes the script to not find any files at all
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all_binaries=$(find "$BUILD_DIR"/Root -type f -executable -exec sh -c "file {} | grep -vi relocatable | grep -Eiq ': elf (32|64)-bit'" \; -printf "-object %p\n" | grep -Ev '(usr\/local|boot\/|Loader.so)')
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CLANG_BINDIR="${SERENITY_ROOT}/Toolchain/Local/clang/bin"
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LLVM_PROFDATA="$CLANG_BINDIR/llvm-profdata"
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PROFDATA_INVOCATION="$LLVM_PROFDATA merge -sparse"
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LLVM_COV="$CLANG_BINDIR/llvm-cov"
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# Merge profiles
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LIBRARY_DIRS=$(find "$TEMP_PROFDATA/profiles/" -mindepth 1 -type d)
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for dir in $LIBRARY_DIRS;
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do
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library=$(basename "$dir")
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echo "Merging profiles for $library"
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prof_raws=$(find "$dir" -name "*.profraw")
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# shellcheck disable=SC2086 # The solution would be to use a bash array but it's just easier to omit the quotes.
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$PROFDATA_INVOCATION $prof_raws -o "$dir/$library.profdata"
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done
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echo "Merging all profiles"
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GLOBAL_PROFILE="$TEMP_PROFDATA/global_coverage.profdata"
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PROF_DATA_FILES=$(find "$TEMP_PROFDATA/profiles/" -name "*.profdata")
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# shellcheck disable=SC2086
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$PROFDATA_INVOCATION $PROF_DATA_FILES -o "$GLOBAL_PROFILE"
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echo "Generating global html report"
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# shellcheck disable=SC2086
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$LLVM_COV show $all_binaries \
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-format html \
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-instr-profile "$GLOBAL_PROFILE" \
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-o "$BUILD_DIR/reports" \
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-show-line-counts-or-regions -show-directory-coverage \
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-Xdemangler "$CLANG_BINDIR/llvm-cxxfilt" -Xdemangler -n \
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-compilation-dir="${SERENITY_ROOT}"
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