Extract SIGPIPE ignoring code to a common place.

base/debug/stack_trace_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 "base/debug/stack_trace.h"
 
 #include <errno.h>
 #include <execinfo.h>
 #include <fcntl.h>
 #include <signal.h>
@@ skipping 12 matching lines @@
 
 #if defined(OS_MACOSX)
 #include <AvailabilityMacros.h>
 #endif
 
 #include "base/basictypes.h"
 #include "base/debug/debugger.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/posix/eintr_wrapper.h"
+#include "base/process_util.h"
 #include "base/string_number_conversions.h"
 
 #if defined(USE_SYMBOLIZE)
 #include "base/third_party/symbolize/symbolize.h"
 #endif
 
 namespace base {
 namespace debug {
 
 namespace {
@@ skipping 251 matching lines @@
   StackTrace stack_trace;
 }
 
 }  // namespace
 
 #if !defined(OS_IOS)
 bool EnableInProcessStackDumping() {
   // When running in an application, our code typically expects SIGPIPE
   // to be ignored.  Therefore, when testing that same code, it should run
   // with SIGPIPE ignored as well.
-  struct sigaction action;
-  memset(&action, 0, sizeof(action));
-  action.sa_handler = SIG_IGN;
-  sigemptyset(&action.sa_mask);
-  bool success = (sigaction(SIGPIPE, &action, NULL) == 0);
+  bool success = base::IgnoreSigPipe();
 
   // Avoid hangs during backtrace initialization, see above.
   WarmUpBacktrace();
 
   sig_t handler = reinterpret_cast<sig_t>(&StackDumpSignalHandler);
   success &= (signal(SIGILL, handler) != SIG_ERR);
   success &= (signal(SIGABRT, handler) != SIG_ERR);
   success &= (signal(SIGFPE, handler) != SIG_ERR);
   success &= (signal(SIGBUS, handler) != SIG_ERR);
   success &= (signal(SIGSEGV, handler) != SIG_ERR);
@@ skipping 82 matching lines @@
     *ptr = *start;
     *start++ = ch;
   }
   return buf;
 }
 
 }  // namespace internal
 
 }  // namespace debug
 }  // namespace base