62 строки
2.3 KiB
Bash
62 строки
2.3 KiB
Bash
dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2004-2006 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 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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# OMPI_F90_GET_PRECISION(type, shell variable to set)
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# ---------------------------------------------------
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AC_DEFUN([OMPI_F90_GET_PRECISION],[
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AS_VAR_PUSHDEF([type_var], [ompi_cv_f90_precision_$1])
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AC_CACHE_CHECK([precision of Fortran 90 $1], type_var,
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[cat > conftestf.f90 <<EOF
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program f90precision
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$1 :: x
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open(8, file="conftestval")
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write(8, fmt="(I5)") precision(x)
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close(8)
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end program
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EOF
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# Compile
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OMPI_LOG_COMMAND([$FC $FCFLAGS $FCFLAGS_f90 -o conftest conftestf.f90 $LDFLAGS $LIBS], [happy="yes"], [happy="no"])
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if test "$happy" = "no"; then
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OMPI_LOG_MSG([here is the fortran 90 program:], 1)
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OMPI_LOG_FILE([conftestf.f90])
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AC_MSG_WARN([Could not determine precision of $1])
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AC_MSG_WARN([See config.log for details])
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AC_MSG_ERROR([Cannot continue])
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fi
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# If not cross compiling, try to run (if we're cross
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# compiling, then the value should have been loaded by the
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# cache already)
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AS_IF([test "$cross_compiling" = "yes"],
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[AC_MSG_ERROR([Can not determine precision of $1 when cross-compiling])],
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[OMPI_LOG_COMMAND([./conftest],
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[AS_VAR_SET(type_var, [`sed 's/ *//' conftestval`])],
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[AC_MSG_ERROR([Could not determine precision of $1])])])
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unset happy
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rm -rf conftest*])
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AS_VAR_COPY([$2], [type_var])
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AS_VAR_POPDEF([type_var])dnl
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])
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