author Geoff Brown <>
Thu, 03 Jan 2013 13:01:54 -0700
changeset 117486 d834b07541e05cc33e80943d6fdb3747f76e98e6
parent 94475 f4157e8c410708d76703f19e4dfb61859bfe32d8
child 167975 58fe9dc85fa4c4eec3407b3a2c7b137a1f7c7ff4
permissions -rw-r--r--
Bug 811411 - Add ability to run C++ unit tests on mobile; r=ted.mielczarek

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: sw=4 ts=4 et :
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at */

#ifndef mozilla_mozalloc_oom_h
#define mozilla_mozalloc_oom_h

#include "mozalloc.h"

#if defined(MOZALLOC_EXPORT)
// do nothing: it's been defined to __declspec(dllexport) by
// mozalloc*.cpp on platforms where that's required
#elif defined(XP_WIN) || (defined(XP_OS2) && defined(__declspec))
#  define MOZALLOC_EXPORT __declspec(dllimport)
/* Make sure symbols are still exported even if we're wrapped in a
 * |visibility push(hidden)| blanket. */
#  define MOZALLOC_EXPORT __attribute__ ((visibility ("default")))

 * Called when memory is critically low.  Returns iff it was able to 
 * remedy the critical memory situation; if not, it will abort().
 * We have to re-#define MOZALLOC_EXPORT because this header can be
 * used indepedently of mozalloc.h.
MOZALLOC_EXPORT void mozalloc_handle_oom(size_t requestedSize);

 * Called by embedders (specifically Mozilla breakpad) which wants to be
 * notified of an intentional abort, to annotate any crash report with
 * the size of the allocation on which we aborted.
typedef void (*mozalloc_oom_abort_handler)(size_t size);
MOZALLOC_EXPORT void mozalloc_set_oom_abort_handler(mozalloc_oom_abort_handler handler);

/* TODO: functions to query system memory usage and register
 * critical-memory handlers. */

#endif /* ifndef mozilla_mozalloc_oom_h */