POSIX: don't allocate memory after forking.

base/process_util.h

 // Copyright (c) 2009 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.
 
 // This file/namespace contains utility functions for enumerating, ending and
 // computing statistics of processes.
 
 #ifndef BASE_PROCESS_UTIL_H_
 #define BASE_PROCESS_UTIL_H_
 
@@ skipping 93 matching lines @@
 
 static const char kAdjustOOMScoreSwitch[] = "--adjust-oom-score";
 
 // This adjusts /proc/process/oom_adj so the Linux OOM killer will prefer
 // certain process types over others. The range for the adjustment is
 // [-17,15], with [0,15] being user accessible.
 bool AdjustOOMScore(ProcessId process, int score);
 #endif
 
 #if defined(OS_POSIX)
-// Sets all file descriptors to close on exec except for stdin, stdout
-// and stderr.
-// TODO(agl): remove this function
-// WARNING: do not use. It's inherently race-prone in the face of
-// multi-threading.
-void SetAllFDsToCloseOnExec();
 // Close all file descriptors, expect those which are a destination in the
 // given multimap. Only call this function in a child process where you know
 // that there aren't any other threads.
 void CloseSuperfluousFds(const base::InjectiveMultimap& saved_map);
 #endif
 
 #if defined(OS_WIN)
 // Runs the given application name with the given command line. Normally, the
 // first command line argument should be the path to the process, and don't
 // forget to quote it.
@@ skipping 403 matching lines @@
 // instance running inside the parent.  The parent's Breakpad instance should
 // not handle the child's exceptions.  Calling RestoreDefaultExceptionHandler
 // in the child after forking will restore the standard exception handler.
 // See http://crbug.com/20371/ for more details.
 void RestoreDefaultExceptionHandler();
 #endif
 
 }  // namespace base
 
 #endif  // BASE_PROCESS_UTIL_H_