120 lines
4.4 KiB
Plaintext
120 lines
4.4 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_c_binding or not
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#
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# OMPI_FORTRAN_CHECK_ISO_C_BINDING([action if found], [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_ISO_C_BINDING],[
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AS_VAR_PUSHDEF([iso_c_binding_var], [ompi_cv_fortran_have_iso_c_binding])
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AC_CACHE_CHECK([if Fortran compiler supports ISO_C_BINDING], iso_c_binding_var,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[program check_for_iso_c_binding
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use, intrinsic :: iso_c_binding
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type CType
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integer(C_INT) :: i
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end type
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end program]])],
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[AS_VAR_SET(iso_c_binding_var, yes)],
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[AS_VAR_SET(iso_c_binding_var, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(iso_c_binding_var, [yes], [$1], [$2])
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AS_VAR_POPDEF([iso_c_binding_var])
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])
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# Check for SUBROUTINE ... BIND(C)
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# OMPI_FORTRAN_CHECK_BIND_C_SUB([action if found], [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_BIND_C_SUB],[
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AS_VAR_PUSHDEF([bind_c_sub_var], [ompi_cv_fortran_have_bind_c_sub])
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AC_CACHE_CHECK([if Fortran compiler supports SUBROUTINE BIND(C)], bind_c_sub_var,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[program check_for_bind_c_sub
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use, intrinsic :: iso_c_binding
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interface
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subroutine foo(i) bind(c)
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integer :: i
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end subroutine foo
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end interface
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end program]])],
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[AS_VAR_SET(bind_c_sub_var, yes)],
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[AS_VAR_SET(bind_c_sub_var, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(bind_c_sub_var, [yes], [$1], [$2])
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AS_VAR_POPDEF([bind_c_sub_var])
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])
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# Check for TYPE, BIND(C) :: derived_type
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# OMPI_FORTRAN_CHECK_BIND_C_TYPE([action if found], [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_BIND_C_TYPE],[
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AS_VAR_PUSHDEF([bind_c_type_var], [ompi_cv_fortran_have_bind_c_type])
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AC_CACHE_CHECK([if Fortran compiler supports TYPE, BIND(C)], bind_c_type_var,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[module bindc_test
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use, intrinsic :: iso_c_binding
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type, bind(c) :: foo
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integer :: value
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end type foo
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end module]])],
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[AS_VAR_SET(bind_c_type_var, yes)],
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[AS_VAR_SET(bind_c_type_var, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(bind_c_type_var, [yes], [$1], [$2])
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AS_VAR_POPDEF([bind_c_type_var])dnl
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])
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# Check for TYPE(type), BIND(C, name="name")
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# OMPI_FORTRAN_CHECK_BIND_C_TYPE_NAME([action if found], [action if not found])
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# ----------------------------------------------------
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AC_DEFUN([OMPI_FORTRAN_CHECK_BIND_C_TYPE_NAME],[
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AS_VAR_PUSHDEF([bind_c_type_name_var], [ompi_cv_fortran_have_bind_c_type_name])
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# See comment in ompi_setup_mpi_fortran.m4: it is important that
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# the bind(c) name in this text is longer than 32 characters.
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AC_CACHE_CHECK([if Fortran compiler supports TYPE(type), BIND(C, NAME="name")], bind_c_type_name_var,
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[AC_LANG_PUSH([Fortran])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[module bindc_test
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use, intrinsic :: iso_c_binding
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type, bind(c) :: foo
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integer :: value
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end type foo
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type(foo), bind(c, name="really_long_name_longer_than_32_chars") :: bar
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end module]])],
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[AS_VAR_SET(bind_c_type_name_var, yes)],
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[AS_VAR_SET(bind_c_type_name_var, no)])
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AC_LANG_POP([Fortran])
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])
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AS_VAR_IF(bind_c_type_name_var, [yes], [$1], [$2])
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AS_VAR_POPDEF([bind_c_type_name_var])dnl
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])
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