Extract SIGPIPE ignoring code to a common place.

base/process_util_posix.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <signal.h>
 #include <stdlib.h>
 #include <sys/resource.h>
@@ skipping 136 matching lines @@
   signal(SIGABRT, SIG_DFL);
   signal(SIGFPE, SIG_DFL);
   signal(SIGBUS, SIG_DFL);
   signal(SIGSEGV, SIG_DFL);
   signal(SIGSYS, SIG_DFL);
   signal(SIGTERM, SIG_DFL);
 }
 
 }  // anonymous namespace
 
+bool IgnoreSigPipe() {
+  struct sigaction action;
+  memset(&action, 0, sizeof(action));
+  action.sa_handler = SIG_IGN;
+  if (sigemptyset(&action.sa_mask) != 0)
+    return false;
+  return (sigaction(SIGPIPE, &action, NULL) == 0);
+}
+
 ProcessId GetCurrentProcId() {
   return getpid();
 }
 
 ProcessHandle GetCurrentProcessHandle() {
   return GetCurrentProcId();
 }
 
 bool OpenProcessHandle(ProcessId pid, ProcessHandle* handle) {
   // On Posix platforms, process handles are the same as PIDs, so we
@@ skipping 1092 matching lines @@
   if (IsChildDead(process))
     return;
 
   BackgroundReaper* reaper = new BackgroundReaper(process, 0);
   PlatformThread::CreateNonJoinable(0, reaper);
 }
 
 #endif  // !defined(OS_MACOSX)
 
 }  // namespace base