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DAMASK_EICMD
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improved error handling when getting number of threads

This commit is contained in:
Martin Diehl 2014-02-28 10:30:07 +00:00
parent 650b71ffa9
commit b9722b866c
1 changed files with 7 additions and 4 deletions
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11
code/numerics.f90
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@ -163,11 +163,14 @@ subroutine numerics_init
#include "compilation_info.f90" #include "compilation_info.f90"
!$ call GET_ENVIRONMENT_VARIABLE(NAME='DAMASK_NUM_THREADS',VALUE=DAMASK_NumThreadsString,STATUS=gotDAMASK_NUM_THREADS) ! get environment variable DAMASK_NUM_THREADS... !$ call GET_ENVIRONMENT_VARIABLE(NAME='DAMASK_NUM_THREADS',VALUE=DAMASK_NumThreadsString,STATUS=gotDAMASK_NUM_THREADS) ! get environment variable DAMASK_NUM_THREADS...
!$ if(gotDAMASK_NUM_THREADS /= 0) & !$ if(gotDAMASK_NUM_THREADS /= 0) then ! could not get number of threads, set it to 1
!$ call IO_warning(35_pInt,ext_msg='BEGIN:'//DAMASK_NumThreadsString//':END') !$ call IO_warning(35_pInt,ext_msg='BEGIN:'//DAMASK_NumThreadsString//':END')
!$ read(DAMASK_NumThreadsString,'(i6)') DAMASK_NumThreadsInt ! ...convert it to integer... !$ DAMASK_NumThreadsInt = 1
!$ if (DAMASK_NumThreadsInt < 1) DAMASK_NumThreadsInt = 1 ! ...ensure that its at least one... !$ else
!$ call omp_set_num_threads(DAMASK_NumThreadsInt) ! ...and use it as number of threads for parallel execution !$ read(DAMASK_NumThreadsString,'(i6)') DAMASK_NumThreadsInt ! read as integer
!$ if (DAMASK_NumThreadsInt < 1) DAMASK_NumThreadsInt = 1 ! in case of string conversion fails, set it to one
!$ endif
!$ call omp_set_num_threads(DAMASK_NumThreadsInt) ! set number of threads for parallel execution
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! try to open the config file ! try to open the config file