43 lines
1.7 KiB
Plaintext
43 lines
1.7 KiB
Plaintext
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dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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dnl University Research and Technology
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dnl Corporation. All rights reserved.
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dnl Copyright (c) 2004-2005 The University of Tennessee and The University
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dnl of Tennessee Research Foundation. All rights
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dnl reserved.
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dnl Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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dnl University of Stuttgart. All rights reserved.
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dnl Copyright (c) 2004-2005 The Regents of the University of California.
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dnl All rights reserved.
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dnl Copyright (c) 2010-2014 Cisco Systems, Inc. All rights reserved.
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dnl $COPYRIGHT$
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dnl
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dnl Additional copyrights may follow
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dnl
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dnl $HEADER$
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dnl
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# Check whether or not the Fortran compiler supports iso_fortran_env or not
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#
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# OMPI_FORTRAN_CHECK_ISO_FORTRAN_ENV([action if found], [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_ISO_FORTRAN_ENV],[
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AS_VAR_PUSHDEF([iso_fortran_env_var], [ompi_cv_fortran_have_iso_fortran_env])
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AC_CACHE_CHECK([if Fortran compiler supports ISO_FORTRAN_ENV], iso_fortran_env_var,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[program check_for_iso_fortran_env
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use, intrinsic :: iso_fortran_env
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real(real32) :: var
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var = 12.34
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end program]])],
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[AS_VAR_SET(iso_fortran_env_var, yes)],
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[AS_VAR_SET(iso_fortran_env_var, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(iso_fortran_env_var, [yes], [$1], [$2])
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AS_VAR_POPDEF([iso_fortran_env_var])
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])
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