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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /xpcom/ds/nsGkAtoms.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'xpcom/ds/nsGkAtoms.cpp')
-rw-r--r-- | xpcom/ds/nsGkAtoms.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/xpcom/ds/nsGkAtoms.cpp b/xpcom/ds/nsGkAtoms.cpp new file mode 100644 index 0000000000..402e0eb779 --- /dev/null +++ b/xpcom/ds/nsGkAtoms.cpp @@ -0,0 +1,70 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +#include "nsGkAtoms.h" + +namespace mozilla { +namespace detail { + +// Because this is `constexpr` it ends up in read-only memory where it can be +// shared between processes. +extern constexpr GkAtoms gGkAtoms = { +// The initialization of each atom's string. +// +// Expansion of the example GK_ATOM entries in nsGkAtoms.h: +// +// u"a", +// u"bb", +// u"Ccc", +// +#define GK_ATOM(name_, value_, hash_, is_ascii_lower_, type_, atom_type_) \ + u"" value_, +#include "nsGkAtomList.h" +#undef GK_ATOM + { +// The initialization of the atoms themselves. +// +// Note that |value_| is an 8-bit string, and so |sizeof(value_)| is equal +// to the number of chars (including the terminating '\0'). The |u""| prefix +// converts |value_| to a 16-bit string. +// +// Expansion of the example GK_ATOM entries in nsGkAtoms.h: +// +// nsStaticAtom( +// 1, +// 0x01234567, +// offsetof(GkAtoms, mAtoms[static_cast<size_t>(GkAtoms::Atoms::a)]) - +// offsetof(GkAtoms, a_string), +// true), +// +// nsStaticAtom( +// 2, +// 0x12345678, +// offsetof(GkAtoms, mAtoms[static_cast<size_t>(GkAtoms::Atoms::bb)]) - +// offsetof(GkAtoms, bb_string), +// false), +// +// nsStaticAtom( +// 3, +// 0x23456789, +// offsetof(GkAtoms, mAtoms[static_cast<size_t>(GkAtoms::Atoms::Ccc)]) - +// offsetof(GkAtoms, Ccc_string), +// false), +// +#define GK_ATOM(name_, value_, hash_, is_ascii_lower_, type_, atom_type_) \ + nsStaticAtom( \ + sizeof(value_) - 1, hash_, \ + offsetof(GkAtoms, mAtoms[static_cast<size_t>(GkAtoms::Atoms::name_)]) - \ + offsetof(GkAtoms, name_##_string), \ + is_ascii_lower_), +#include "nsGkAtomList.h" +#undef GK_ATOM + }}; + +} // namespace detail +} // namespace mozilla + +const nsStaticAtom* const nsGkAtoms::sAtoms = mozilla::detail::gGkAtoms.mAtoms; |