From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- include/tools/long.hxx | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 include/tools/long.hxx (limited to 'include/tools/long.hxx') diff --git a/include/tools/long.hxx b/include/tools/long.hxx new file mode 100644 index 000000000..2388565df --- /dev/null +++ b/include/tools/long.hxx @@ -0,0 +1,39 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ +/* + * 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/. + */ +#pragma once + +#include + +/** + * We have an unfortunate problem in that, on Windows (both 32 and 64-bit), long is always 32-bit. + * But on Linux (64-bit) long is 64-bit. Which leads to nasty situations where things that work + * on Linux, failed on Windows. + * So....., + * (1) introduce a typedef that replaces (almost) all previous usage + * (2) on 64-bit Windows, this typedef is forced to 64-bit (32-bit platforms, including 32-bit Windows, are left alone) + * (3) fix fallout from (2) + * + * As a consequence of the above, it would be best, over the long term, to regard usage + * of tools::Long in the codebase as meaning "we're not sure what the ideal size of the datatype is", + * and where possible, replace it with a better datatype like sal_Int32/sal_Int64/etc. + * + * NOTE: If you change this, make sure HAVE_FEATURE_JUMBO_SHEETS matches this, as it requires at least 64bit tools::Long. + */ +namespace tools +{ +#if defined _WIN64 +typedef sal_Int64 Long; +typedef sal_uInt64 ULong; +#else +typedef long Long; +typedef unsigned long ULong; +#endif +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */ -- cgit v1.2.3