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// Copyright (c) 2017-2023, University of Tennessee. All rights reserved.
// SPDX-License-Identifier: BSD-3-Clause
// This program is free software: you can redistribute it and/or modify it under
// the terms of the BSD 3-Clause license. See the accompanying LICENSE file.
#ifndef BLAS_CONFIG_H
#define BLAS_CONFIG_H
#include <stdint.h>
#include "blas/defines.h"
#ifndef blas_int
#if defined(BLAS_ILP64)
typedef int64_t blas_int;
#else
typedef int blas_int;
#endif
/* #define so that #ifdef works. */
#define blas_int blas_int
#endif
/* f2c, hence MacOS Accelerate, returns double instead of float
* for sdot, slange, clange, etc. */
#if defined(BLAS_HAVE_F2C)
typedef double blas_float_return;
#else
typedef float blas_float_return;
#endif
#if defined(BLAS_COMPLEX_CPP) || defined(LAPACK_COMPLEX_CPP)
/* user has to specifically request std::complex,
* as it isn't compatible as a return type from extern C functions. */
#include <complex>
typedef std::complex<float> blas_complex_float;
typedef std::complex<double> blas_complex_double;
#elif defined(_MSC_VER)
/* MSVC has no C99 _Complex */
typedef struct { float real, imag; } blas_complex_float;
typedef struct { double real, imag; } blas_complex_double;
#else
/* otherwise, by default use C99 _Complex */
#include <complex.h>
typedef float _Complex blas_complex_float;
typedef double _Complex blas_complex_double;
#endif
/* define so we can check later with ifdef */
#define blas_complex_float blas_complex_float
#define blas_complex_double blas_complex_double
#endif // #ifndef BLAS_CONFIG_H
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