[thirdparty/squid.git] / src / base / HardFun.h

/*
 * Copyright (C) 1996-2021 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_BASE_HARDFUN_H
#define _SQUID_SRC_BASE_HARDFUN_H

/**
 * A functor that calls a hard-coded unary function.
 */
template <class ReturnType, class ArgType, ReturnType (*fun)(ArgType)>
struct HardFun {
    ReturnType operator()(ArgType arg) { return fun(arg); }
};

#endif /* _SQUID_SRC_BASE_HARDFUN_H */
Commit	Line	Data
9726727b	1	/*
f70aedc4	2	* Copyright (C) 1996-2021 The Squid Software Foundation and contributors
9726727b AR	3	*
	4	* Squid software is distributed under GPLv2+ license and includes
	5	* contributions from numerous individuals and organizations.
	6	* Please see the COPYING and CONTRIBUTORS files for details.
	7	*/
	8
	9	#ifndef _SQUID_SRC_BASE_HARDFUN_H
	10	#define _SQUID_SRC_BASE_HARDFUN_H
	11
	12	/**
	13	* A functor that calls a hard-coded unary function.
	14	*/
	15	template <class ReturnType, class ArgType, ReturnType (*fun)(ArgType)>
	16	struct HardFun {
f4abf620	17	ReturnType operator()(ArgType arg) { return fun(arg); }
9726727b AR	18	};
	19
	20	#endif /* _SQUID_SRC_BASE_HARDFUN_H */
	21