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/*
BLIS
An object-based framework for developing high-performance BLAS-like
libraries.
Copyright (C) 2014, The University of Texas at Austin
Copyright (C) 2018, Advanced Micro Devices, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name(s) of the copyright holder(s) nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef BLIS_CONFIGURETIME_CPUID
// NOTE: If you need to make any changes to this cpp branch, it's probably
// the case that you also need to modify bli_arch.c, bli_cpuid.c, and
// bli_env.c. Don't forget to update these other files as needed!
// The BLIS_ENABLE_SYSTEM macro must be defined so that the correct cpp
// branch in bli_system.h is processed. (This macro is normally defined in
// bli_config.h.)
#define BLIS_ENABLE_SYSTEM
// Use C-style static inline functions for any static inline functions that
// happen to be defined by the headers below. (This macro is normally defined
// in bli_config_macro_defs.h.)
#define BLIS_INLINE static
// Since we're not building a shared library, we can forgo the use of the
// BLIS_EXPORT_BLIS annotations by #defining them to be nothing. (This macro
// is normally defined in bli_config_macro_defs.h.)
#define BLIS_EXPORT_BLIS
#include "bli_system.h"
#include "bli_type_defs.h"
//#include "bli_arch.h"
//#include "bli_cpuid.h"
#include "bli_env.h"
#else
#include "blis.h"
#endif
// -----------------------------------------------------------------------------
gint_t bli_env_get_var( const char* env, gint_t fallback )
{
gint_t r_val;
char* str;
// Query the environment variable and store the result in str.
str = getenv( env );
// Set the return value based on the string obtained from getenv().
if ( str != NULL )
{
// If there was no error, convert the string to an integer and
// prepare to return that integer.
r_val = ( gint_t )strtol( str, NULL, 10 );
}
else
{
// If there was an error, use the "fallback" as the return value.
r_val = fallback;
}
return r_val;
}
#if 0
#ifdef _MSC_VER
#define strerror_r(errno,buf,len) strerror_s(buf,len,errno)
#endif
void bli_env_set_var( const char* env, dim_t value )
{
dim_t r_val;
char value_str[32];
const char* fs_32 = "%u";
const char* fs_64 = "%lu";
// Convert the string to an integer, but vary the format specifier
// depending on the integer type size.
if ( bli_info_get_int_type_size() == 32 ) sprintf( value_str, fs_32, value );
else sprintf( value_str, fs_64, value );
// Set the environment variable using the string we just wrote to via
// sprintf(). (The 'TRUE' argument means we want to overwrite the current
// value if the environment variable already exists.)
r_val = bli_setenv( env, value_str, TRUE );
// Check the return value in case something went horribly wrong.
if ( r_val == -1 )
{
char err_str[128];
// Query the human-readable error string corresponding to errno.
strerror_r( errno, err_str, 128 );
// Print the error message.
bli_print_msg( err_str, __FILE__, __LINE__ );
}
}
#endif
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