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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /memory/mozalloc/mozalloc_oom.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'memory/mozalloc/mozalloc_oom.h')
-rw-r--r--memory/mozalloc/mozalloc_oom.h31
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diff --git a/memory/mozalloc/mozalloc_oom.h b/memory/mozalloc/mozalloc_oom.h
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+/* -*- 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 */