From d318611dd6f23fcfedd50e9b9e24620b102ba96a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 15 Apr 2024 21:44:05 +0200 Subject: Adding upstream version 1.23.0. Signed-off-by: Daniel Baumann --- src/include/refid.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 src/include/refid.h (limited to 'src/include/refid.h') diff --git a/src/include/refid.h b/src/include/refid.h new file mode 100644 index 0000000..9bf3a40 --- /dev/null +++ b/src/include/refid.h @@ -0,0 +1,34 @@ +// -*- C++ -*- +/* Copyright (C) 1989-2020 Free Software Foundation, Inc. + Written by James Clark (jjc@jclark.com) + +This file is part of groff. + +groff is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation, either version 3 of the License, or +(at your option) any later version. + +groff 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 General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . */ + +class reference_id { + int filename_id; + int pos; +public: + reference_id() : filename_id(-1) { } + reference_id(int fid, int off) : filename_id(fid), pos(off) { } + unsigned hash() const { return (filename_id << 4) + pos; } + int is_null() const { return filename_id < 0; } + friend inline int operator==(const reference_id &, const reference_id &); +}; + +inline int operator==(const reference_id &r1, const reference_id &r2) +{ + return r1.filename_id == r2.filename_id && r1.pos == r2.pos; +} -- cgit v1.2.3