/***************************************************************************
Copyright (c) 2011-2016,                              The OpenBLAS Project
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   1. Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.

   2. Redistributions in binary form must reproduce the above copyright
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      the documentation and/or other materials provided with the
      distribution.

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      its contributors may be used to endorse or promote products
      derived from this software without specific prior written permission.

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*****************************************************************************/

#include "common.h"

static int openblas_env_verbose=0;
static unsigned int openblas_env_thread_timeout=0;
static int openblas_env_block_factor=0;
static int openblas_env_openblas_num_threads=0;
static int openblas_env_goto_num_threads=0;
static int openblas_env_omp_num_threads=0;

int openblas_verbose() { return openblas_env_verbose;}
unsigned int openblas_thread_timeout() { return openblas_env_thread_timeout;}
int openblas_block_factor() { return openblas_env_block_factor;}
int openblas_num_threads_env() { return openblas_env_openblas_num_threads;}
int openblas_goto_num_threads_env() { return openblas_env_goto_num_threads;}
int openblas_omp_num_threads_env() { return openblas_env_omp_num_threads;}

void openblas_read_env() {
  int ret=0;
  env_var_t p;
  if (readenv(p,"OPENBLAS_VERBOSE")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_verbose=ret;

  ret=0;
  if (readenv(p,"OPENBLAS_BLOCK_FACTOR")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_block_factor=ret;

  ret=0;
  if (readenv(p,"OPENBLAS_THREAD_TIMEOUT")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_thread_timeout=(unsigned int)ret;

  ret=0;
  if (readenv(p,"OPENBLAS_NUM_THREADS")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_openblas_num_threads=ret;

  ret=0;
  if (readenv(p,"GOTO_NUM_THREADS")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_goto_num_threads=ret;

  ret=0;
  if (readenv(p,"OMP_NUM_THREADS")) ret = atoi(p);
  if(ret<0) ret=0;
  openblas_env_omp_num_threads=ret;

}