50 lines
1.5 KiB
Plaintext
50 lines
1.5 KiB
Plaintext
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dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2014 Research Organization for Information Science
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dnl and Technology (RIST). All rights reserved.
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dnl Copyright (c) 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 implements
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# TS 29113 subclause 8.1:
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# Removed restrictions on ISO_C_BINDING module procedures.
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# OMPI_FORTRAN_CHECK_C_FUNLOC([action if found],
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# [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_C_FUNLOC],[
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AS_VAR_PUSHDEF([c_funloc], [ompi_cv_fortran_c_funloc])
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AC_CACHE_CHECK([if Fortran compiler supports C_FUNLOC/TS 29113], c_funloc,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[program main
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abstract interface
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subroutine MPI_Comm_errhandler_function(comm, error_code)
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implicit none
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integer :: comm, error_code
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end subroutine
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end interface
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contains
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subroutine mysub(fn)
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use, intrinsic :: iso_c_binding, only : c_funloc, c_funptr
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procedure(MPI_Comm_errhandler_function) :: comm_errhandler_fn
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type(c_funptr) :: comm_errhandler_fn_c
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comm_errhandler_fn_c = c_funloc(comm_errhandler_fn)
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end subroutine mysub
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end program]])],
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[AS_VAR_SET(c_funloc, yes)],
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[AS_VAR_SET(c_funloc, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(c_funloc, [yes], [$1], [$2])
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AS_VAR_POPDEF([c_funloc])dnl
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])
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