summaryrefslogtreecommitdiffstats
path: root/src/inkgc/gc-alloc.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
commitcca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch)
tree146f39ded1c938019e1ed42d30923c2ac9e86789 /src/inkgc/gc-alloc.h
parentInitial commit. (diff)
downloadinkscape-upstream.tar.xz
inkscape-upstream.zip
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/inkgc/gc-alloc.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/inkgc/gc-alloc.h b/src/inkgc/gc-alloc.h
new file mode 100644
index 0000000..8eaec94
--- /dev/null
+++ b/src/inkgc/gc-alloc.h
@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * Inkscape::GC::Alloc - GC-aware STL allocator
+ *//*
+ * Authors:
+ * see git history
+ * MenTaLguY <mental@rydia.net>
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef SEEN_INKSCAPE_GC_ALLOC_H
+#define SEEN_INKSCAPE_GC_ALLOC_H
+
+#include <cstddef>
+#include "inkgc/gc-core.h"
+
+namespace Inkscape {
+
+namespace GC {
+
+template <typename T, CollectionPolicy collect>
+class Alloc {
+public:
+ typedef T value_type;
+ typedef T *pointer;
+ typedef std::size_t size_type;
+
+ template <typename U>
+ struct rebind { typedef Alloc<U, collect> other; };
+
+ Alloc() = default;
+ template <typename U> Alloc(Alloc<U, collect> const &) {}
+
+ pointer allocate(size_type count, void const * =nullptr) {
+ return static_cast<pointer>(::operator new(count * sizeof(T), SCANNED, collect));
+ }
+
+ void deallocate(pointer p, size_type) { ::operator delete(p, GC); }
+};
+
+// allocators with the same collection policy are interchangeable
+
+template <typename T1, typename T2,
+ CollectionPolicy collect1, CollectionPolicy collect2>
+bool operator==(Alloc<T1, collect1> const &, Alloc<T2, collect2> const &) {
+ return collect1 == collect2;
+}
+
+template <typename T1, typename T2,
+ CollectionPolicy collect1, CollectionPolicy collect2>
+bool operator!=(Alloc<T1, collect1> const &, Alloc<T2, collect2> const &) {
+ return collect1 != collect2;
+}
+
+}
+
+}
+
+#endif
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :