44 lines
1.5 KiB
Bash
Executable File
44 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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set -e
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if [ -z "$LLVM_PROFILE_FILE" ]; then
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echo "This script is meant to be run inside with_coverage" >&2
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exit 1
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fi
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coverage_dir=$(dirname "$LLVM_PROFILE_FILE")
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TOPDIR=$(realpath "$(dirname "$0")/..")
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cd "$TOPDIR"
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# for some reason, compiling with coverage is very slow, especially for curve25519-dalek,
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# and mixing normal runs and coverage runs trash the cache. Here we set an alternative
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# target directory so it's possible to reuse cached artifacts between coverage runs.
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export CARGO_TARGET_DIR=${CARGO_TARGET_DIR:-target-coverage}
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# remove comments starting with #@ to run in parallel. This makes output very messy, uses a lot more
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# ram and make the load average go crazy, but it's also way faster both to compile (due to
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# curve25519-dalek compilation being so slow, and it using a single core), and to run because it's
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# essentially monothreaded too.
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for d in ./crates/*/fuzz; do
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#@{
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pushd "$(dirname "$d")"
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crate=$(basename "$(dirname "$d")")
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mkdir -p "$TOPDIR/target/debug/$crate"
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mkdir -p "$coverage_dir/$crate"
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for fuzzer in $(cargo fuzz list); do
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cargo fuzz coverage "$fuzzer"
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# we copy binary and coverage data where with_coverage expect it to be
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cp "target-coverage/x86_64-unknown-linux-gnu/release/$fuzzer" "$TOPDIR/target/debug/$crate/$fuzzer"
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mv "fuzz/coverage/$fuzzer/raw" "$coverage_dir/$crate/$fuzzer"
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done
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popd
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#@}&
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done
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#@for d in ./crates/*/fuzz; do
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#@ wait
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#@done
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