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--- a/lib/fuzzer/FuzzerDriver.cpp
+++ b/lib/fuzzer/FuzzerDriver.cpp
@@ -657,4 +657,6 @@ int FuzzerDriver(int *argc, char ***argv, UserCallback Callback) {
Options.ErrorExitCode = Flags.error_exitcode;
Options.TimeoutExitCode = Flags.timeout_exitcode;
+ Options.InterruptExitCode = Flags.interrupted_exitcode;
+ Options.DumpInterrupted = Flags.dump_interrupted;
Options.IgnoreTimeouts = Flags.ignore_timeouts;
Options.IgnoreOOMs = Flags.ignore_ooms;
--- a/lib/fuzzer/FuzzerFlags.def
+++ b/lib/fuzzer/FuzzerFlags.def
@@ -40,4 +40,7 @@ FUZZER_FLAG_INT(error_exitcode, 77, "When libFuzzer itself reports a bug "
FUZZER_FLAG_INT(timeout_exitcode, 70, "When libFuzzer reports a timeout "
"this exit code will be used.")
+FUZZER_FLAG_INT(interrupted_exitcode, 0, "[arcadia] When libFuzzer intercepts a singal "
+ "this exit code will be used.")
+FUZZER_FLAG_INT(dump_interrupted, 0, "[arcadia] If 1, dump current unit on signal.")
FUZZER_FLAG_INT(max_total_time, 0, "If positive, indicates the maximal total "
"time in seconds to run the fuzzer.")
--- a/lib/fuzzer/FuzzerLoop.cpp
+++ b/lib/fuzzer/FuzzerLoop.cpp
@@ -263,4 +263,6 @@ void Fuzzer::MaybeExitGracefully() {
void Fuzzer::InterruptCallback() {
+ if (Options.DumpInterrupted)
+ DumpCurrentUnit("interrupted-");
Printf("==%lu== libFuzzer: run interrupted; exiting\n", GetPid());
PrintFinalStats();
--- a/lib/fuzzer/FuzzerOptions.h
+++ b/lib/fuzzer/FuzzerOptions.h
@@ -24,4 +24,5 @@ struct FuzzingOptions {
int InterruptExitCode = 72;
int ErrorExitCode = 77;
+ bool DumpInterrupted = false;
bool IgnoreTimeouts = true;
bool IgnoreOOMs = true;
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