Instance.h

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/*
 * Copyright (C) 1996-2025 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_SRC_INSTANCE_H
#define SQUID_SRC_INSTANCE_H
 
#include "sbuf/forward.h"
 
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
 
namespace Instance {
 
void ThrowIfAlreadyRunning();
 
void WriteOurPid();
 
pid_t Other();
 
SBuf NamePrefix(const char *head, const char *tail = nullptr);
 
} // namespace Instance
 
#endif /* SQUID_SRC_INSTANCE_H */