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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/o3tl/deleter.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/o3tl/deleter.hxx')
-rw-r--r--include/o3tl/deleter.hxx68
1 files changed, 68 insertions, 0 deletions
diff --git a/include/o3tl/deleter.hxx b/include/o3tl/deleter.hxx
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+++ b/include/o3tl/deleter.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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 INCLUDED_O3TL_DELETER_HXX
+#define INCLUDED_O3TL_DELETER_HXX
+
+#include <sal/config.h>
+
+#include <cstdlib>
+
+#if defined(__COVERITY__)
+#define suppress_fun_call_w_exception(expr) \
+ do \
+ { \
+ try \
+ { \
+ expr; \
+ } \
+ catch (...) \
+ { \
+ std::terminate(); \
+ } \
+ } while (false)
+#else
+#define suppress_fun_call_w_exception(expr) \
+ do \
+ { \
+ expr; \
+ } while (false)
+#endif
+
+namespace o3tl
+{
+/** To markup std::unique_ptr that coverity warns might throw exceptions
+ which won't throw in practice, or where std::terminate is
+ an acceptable response if they do
+*/
+template <typename T> struct default_delete
+{
+ void operator()(T* p) noexcept { suppress_fun_call_w_exception(delete p); }
+};
+
+struct free_delete
+{
+ void operator()(void* p) { std::free(p); }
+};
+
+template <typename uniqueptr> void reset_preserve_ptr_during(uniqueptr& ptr)
+{
+ // HACK: for the case where the dtor of the obj held by ptr will trigger
+ // functions which expect ptr to still be set during the dtor.
+ // e.g. SdrObject::GetBroadcaster() is called during the destructor
+ // in SdrEdgeObj::Notify(). So delete first, then clear the pointer
+ delete ptr.get();
+ // coverity[leaked_storage] - not a leak, deleted on line above
+ (void)ptr.release();
+}
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */