** Copyright (C) 2001-2025 Zabbix SIA
** This program 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 2 of the License, or
** (at your option) any later version.
** This program 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, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
func New(path string) (pidFile *File, err error) {
if pf.file, err = createPidFile(pid, path); err != nil || pf.file == nil {
if err = pf.file.Truncate(0); err != nil {
if _, err = pf.file.WriteString(strconv.Itoa(pid)); err != nil {
if err = pf.file.Sync(); err != nil {
func (f *File) Delete() {
if nil == f || nil == f.file {