gecko-dev/memory/mozalloc/mozalloc_oom.h

32 строки
1.1 KiB
C

/* -*- 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 http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_mozalloc_oom_h
#define mozilla_mozalloc_oom_h
#include "mozalloc.h"
/**
* Called when memory is critically low. Returns iff it was able to
* remedy the critical memory situation; if not, it will abort().
*/
MFBT_API 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);
MFBT_API 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 */