vendor/llvm-project/llvmorg-11-init-20887-g2e10b7a39b9vendor/llvm-project/master

1 files changed, 19 insertions, 1 deletions

diff --git a/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp b/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
index 8048e6a8afd2..fc57b724db10 100644
--- a/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
@@ -7,7 +7,7 @@
 //===----------------------------------------------------------------------===//
 // Misc utils implementation using Posix API.
 //===----------------------------------------------------------------------===//
-#include "FuzzerDefs.h"
+#include "FuzzerPlatform.h"
 #if LIBFUZZER_POSIX
 #include "FuzzerIO.h"
 #include "FuzzerInternal.h"
@@ -86,6 +86,20 @@ static void SetSigaction(int signum,
   }
 }
 
+// Return true on success, false otherwise.
+bool ExecuteCommand(const Command &Cmd, std::string *CmdOutput) {
+  FILE *Pipe = popen(Cmd.toString().c_str(), "r");
+  if (!Pipe)
+    return false;
+
+  if (CmdOutput) {
+    char TmpBuffer[128];
+    while (fgets(TmpBuffer, sizeof(TmpBuffer), Pipe))
+      CmdOutput->append(TmpBuffer);
+  }
+  return pclose(Pipe) == 0;
+}
+
 void SetTimer(int Seconds) {
   struct itimerval T {
     {Seconds, 0}, { Seconds, 0 }
@@ -149,6 +163,10 @@ FILE *OpenProcessPipe(const char *Command, const char *Mode) {
   return popen(Command, Mode);
 }
 
+int CloseProcessPipe(FILE *F) {
+  return pclose(F);
+}
+
 const void *SearchMemory(const void *Data, size_t DataLen, const void *Patt,
                          size_t PattLen) {
   return memmem(Data, DataLen, Patt, PattLen);