Fix of file descriptor inheritance problem in process_{linux,android,mac}

runtime/bin/process_macos.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/globals.h"
 #if defined(TARGET_OS_MACOS)
 
 #include "bin/process.h"
 
 #include <errno.h>  // NOLINT
@@ skipping 316 matching lines @@
                        *os_error_message);
     return errno;
   }
 
   result = TEMP_FAILURE_RETRY(pipe(read_in));
   if (result < 0) {
     SetChildOsErrorMessage(os_error_message);
     Log::PrintErr("Error pipe creation failed: %s\n", *os_error_message);
     return errno;
   }
+  FDUtils::SetCloseOnExec(read_in[0]);
 
   result = TEMP_FAILURE_RETRY(pipe(read_err));
   if (result < 0) {
     SetChildOsErrorMessage(os_error_message);
     VOID_TEMP_FAILURE_RETRY(close(read_in[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_in[1]));
     Log::PrintErr("Error pipe creation failed: %s\n", *os_error_message);
     return errno;
   }
+  FDUtils::SetCloseOnExec(read_err[0]);
 
   result = TEMP_FAILURE_RETRY(pipe(write_out));
   if (result < 0) {
     SetChildOsErrorMessage(os_error_message);
     VOID_TEMP_FAILURE_RETRY(close(read_in[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_in[1]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[1]));
     Log::PrintErr("Error pipe creation failed: %s\n", *os_error_message);
     return errno;
   }
+  FDUtils::SetCloseOnExec(write_out[1]);
 
   result = TEMP_FAILURE_RETRY(pipe(exec_control));
   if (result < 0) {
     SetChildOsErrorMessage(os_error_message);
     VOID_TEMP_FAILURE_RETRY(close(read_in[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_in[1]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[1]));
     VOID_TEMP_FAILURE_RETRY(close(write_out[0]));
     VOID_TEMP_FAILURE_RETRY(close(write_out[1]));
     Log::PrintErr("Error pipe creation failed: %s\n", *os_error_message);
     return errno;
   }
+  FDUtils::SetCloseOnExec(exec_control[0]);
+  FDUtils::SetCloseOnExec(exec_control[1]);
 
-  // Set close on exec on the write file descriptor of the exec control pipe.
-  result = TEMP_FAILURE_RETRY(
-      fcntl(exec_control[1],
-            F_SETFD,
-            TEMP_FAILURE_RETRY(fcntl(exec_control[1], F_GETFD)) | FD_CLOEXEC));
   if (result < 0) {
     SetChildOsErrorMessage(os_error_message);
     VOID_TEMP_FAILURE_RETRY(close(read_in[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_in[1]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[0]));
     VOID_TEMP_FAILURE_RETRY(close(read_err[1]));
     VOID_TEMP_FAILURE_RETRY(close(write_out[0]));
     VOID_TEMP_FAILURE_RETRY(close(write_out[1]));
     VOID_TEMP_FAILURE_RETRY(close(exec_control[0]));
     VOID_TEMP_FAILURE_RETRY(close(exec_control[1]));
@@ skipping 172 matching lines @@
 void Process::TerminateExitCodeHandler() {
   ExitCodeHandler::TerminateExitCodeThread();
 }
 
 
 intptr_t Process::CurrentProcessId() {
   return static_cast<intptr_t>(getpid());
 }
 
 #endif  // defined(TARGET_OS_MACOS)