mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-21 20:40:05 +00:00
36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
/* Template to produce unique symbols.
|
|
Copyright (C) 2019-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/* This template produces a unique symbol definition for an explicit
|
|
template instantiation (without also incorporating a reference),
|
|
and an extern template declaration can be used to reference that
|
|
symbol from another object. The modid parameter is just a
|
|
placeholder to create different symbols (because it affects the
|
|
name mangling of the static value member). By convention, it
|
|
should match the number of the module that contains the
|
|
definition. */
|
|
|
|
template <int modid>
|
|
struct unique_symbol
|
|
{
|
|
static int value;
|
|
};
|
|
|
|
template <int modid>
|
|
int unique_symbol<modid>::value;
|