From 63f48717b58d76523fdbfdba6fa1e2c10ae9e3da Mon Sep 17 00:00:00 2001
From: Kostya Serebryany <kcc@google.com>
Date: Tue, 12 Feb 2019 00:12:33 +0000
Subject: [libFuzzer] extend the -fork=1 functionality. Still not fully usable,
 but good enough for the first unit test

llvm-svn: 353775
---
 compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp')

diff --git a/compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp b/compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp
index 640f3d9c5d1..d5a15d19f2a 100644
--- a/compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerUtilLinux.cpp
@@ -13,12 +13,18 @@
 #include "FuzzerCommand.h"
 
 #include <stdlib.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
 
 namespace fuzzer {
 
 int ExecuteCommand(const Command &Cmd) {
   std::string CmdLine = Cmd.toString();
-  return system(CmdLine.c_str());
+  int exit_code = system(CmdLine.c_str());
+  if (WIFEXITED(exit_code))
+    return WEXITSTATUS(exit_code);
+  return exit_code;
 }
 
 } // namespace fuzzer
-- 
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