Move signal_blocker to platform and use it by default in TEMP_FAILURE_RETRY.

runtime/bin/dbg_connection_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 <errno.h>  // NOLINT
 #include <stdio.h>  // NOLINT
 #include <stdlib.h>  // NOLINT
 #include <string.h>  // NOLINT
 #include <sys/event.h>  // NOLINT
 #include <unistd.h>  // NOLINT
 
 #include "bin/dartutils.h"
 #include "bin/dbg_connection.h"
 #include "bin/fdutils.h"
 #include "bin/log.h"
 #include "bin/socket.h"
+#include "platform/signal_blocker.h"
 #include "platform/thread.h"
 #include "platform/utils.h"
 
 
 namespace dart {
 namespace bin {
 
 #define INVALID_FD -1
 
 int DebuggerConnectionImpl::kqueue_fd_ = INVALID_FD;
@@ skipping 95 matching lines @@
         HandleEvent(&events[i]);
       }
     }
   }
   Log::Print("shutting down debugger thread\n");
 }
 
 
 void DebuggerConnectionImpl::SetupPollQueue() {
   int result;
-  result = TEMP_FAILURE_RETRY(pipe(wakeup_fds_));
+  result = NO_RETRY_EXPECTED(pipe(wakeup_fds_));
   if (result != 0) {
     FATAL1("Pipe creation failed with error %d\n", result);
   }
   FDUtils::SetNonBlocking(wakeup_fds_[0]);
 
-  kqueue_fd_ = TEMP_FAILURE_RETRY(kqueue());
+  kqueue_fd_ = NO_RETRY_EXPECTED(kqueue());
   if (kqueue_fd_ == -1) {
     FATAL("Failed creating kqueue\n");
   }
   // Register the wakeup_fd_ with the kqueue.
   struct kevent event;
   EV_SET(&event, wakeup_fds_[0], EVFILT_READ, EV_ADD, 0, 0, NULL);
-  int status = TEMP_FAILURE_RETRY(kevent(kqueue_fd_, &event, 1, NULL, 0, NULL));
+  int status = NO_RETRY_EXPECTED(kevent(kqueue_fd_, &event, 1, NULL, 0, NULL));
   if (status == -1) {
     const int kBufferSize = 1024;
     char error_message[kBufferSize];
     strerror_r(errno, error_message, kBufferSize);
     FATAL1("Failed adding wakeup pipe fd to kqueue: %s\n", error_message);
   }
 
   // Register the listening socket.
   EV_SET(&event, DebuggerConnectionHandler::listener_fd_,
          EVFILT_READ, EV_ADD, 0, 0, NULL);
-  status = TEMP_FAILURE_RETRY(kevent(kqueue_fd_, &event, 1, NULL, 0, NULL));
+  status = NO_RETRY_EXPECTED(kevent(kqueue_fd_, &event, 1, NULL, 0, NULL));
   if (status == -1) {
     const int kBufferSize = 1024;
     char error_message[kBufferSize];
     strerror_r(errno, error_message, kBufferSize);
     FATAL1("Failed adding listener socket to kqueue: %s\n", error_message);
   }
 }
 
 
 void DebuggerConnectionImpl::StartHandler(int port_number) {
@@ skipping 14 matching lines @@
 
 
 intptr_t DebuggerConnectionImpl::Receive(intptr_t socket, char* buf, int len) {
   return TEMP_FAILURE_RETRY(read(socket, buf, len));
 }
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // defined(TARGET_OS_MACOS)