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Refs #716. Only call getenv at init function.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| /*************************************************************************** | ||
| Copyright (c) 2011-2016, The OpenBLAS Project | ||
| All rights reserved. | ||
| Redistribution and use in source and binary forms, with or without | ||
| modification, are permitted provided that the following conditions are | ||
| met: | ||
| 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 | ||
| notice, this list of conditions and the following disclaimer in | ||
| the documentation and/or other materials provided with the | ||
| distribution. | ||
| 3. Neither the name of the OpenBLAS project 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 OPENBLAS PROJECT 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. | ||
| *****************************************************************************/ | ||
|
|
||
| #include "common.h" | ||
|
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||
| 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; | ||
|
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| 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; | ||
|
|
||
| } | ||
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