Where Online Learning is simpler!

The C and C++ Include Header Files

/usr/include/c++/11/pstl/parallel_backend.h


$ cat -n /usr/include/c++/11/pstl/parallel_backend.h

     1	// -*- C++ -*-
     2	//===-- parallel_backend.h ------------------------------------------------===//
     3	//
     4	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
     5	// See https://llvm.org/LICENSE.txt for license information.
     6	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
     7	//
     8	//===----------------------------------------------------------------------===//
     9	
    10	#ifndef _PSTL_PARALLEL_BACKEND_H
    11	#define _PSTL_PARALLEL_BACKEND_H
    12	
    13	#if defined(_PSTL_PAR_BACKEND_SERIAL)
    14	#    include "parallel_backend_serial.h"
    15	namespace __pstl
    16	{
    17	namespace __par_backend = __serial_backend;
    18	}
    19	#elif defined(_PSTL_PAR_BACKEND_TBB)
    20	#    include "parallel_backend_tbb.h"
    21	namespace __pstl
    22	{
    23	namespace __par_backend = __tbb_backend;
    24	}
    25	#else
    26	_PSTL_PRAGMA_MESSAGE("Parallel backend was not specified");
    27	#endif
    28	
    29	#endif /* _PSTL_PARALLEL_BACKEND_H */