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188 lines
6.3 KiB
Fortran
188 lines
6.3 KiB
Fortran
!!$
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!!$
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!!$ MLD2P4 version 2.0
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!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
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!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
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!!$
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!!$ (C) Copyright 2008, 2010, 2012, 2015
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!!$
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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!!$ Pasqua D'Ambra ICAR-CNR, Naples
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!!$ Daniela di Serafino Second University of Naples
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!!$
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!!$ Redistribution and use in source and binary forms, with or without
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!!$ modification, are permitted provided that the following conditions
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!!$ are met:
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!!$ 1. Redistributions of source code must retain the above copyright
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!!$ notice, this list of conditions and the following disclaimer.
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!!$ 2. Redistributions in binary form must reproduce the above copyright
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!!$ notice, this list of conditions, and the following disclaimer in the
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!!$ documentation and/or other materials provided with the distribution.
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!!$ 3. The name of the MLD2P4 group or the names of its contributors may
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!!$ not be used to endorse or promote products derived from this
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!!$ software without specific written permission.
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!!$
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!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE MLD2P4 GROUP OR ITS CONTRIBUTORS
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!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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!!$ POSSIBILITY OF SUCH DAMAGE.
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!!$
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!!$
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module data_input
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interface read_data
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module procedure read_char, read_int,&
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& read_double, read_single,&
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& string_read_char, string_read_int,&
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& string_read_double, string_read_single
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end interface read_data
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interface trim_string
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module procedure trim_string
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end interface
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character(len=4096), private :: charbuf
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character, private, parameter :: def_marker="!"
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contains
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subroutine read_char(val,file,marker)
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character(len=*), intent(out) :: val
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integer, intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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read(file,'(a)')charbuf
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call read_data(val,charbuf,marker)
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end subroutine read_char
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subroutine read_int(val,file,marker)
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integer, intent(out) :: val
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integer, intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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read(file,'(a)')charbuf
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call read_data(val,charbuf,marker)
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end subroutine read_int
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subroutine read_single(val,file,marker)
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use psb_base_mod
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real(psb_spk_), intent(out) :: val
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integer, intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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read(file,'(a)')charbuf
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call read_data(val,charbuf,marker)
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end subroutine read_single
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subroutine read_double(val,file,marker)
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use psb_base_mod
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real(psb_dpk_), intent(out) :: val
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integer, intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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read(file,'(a)')charbuf
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call read_data(val,charbuf,marker)
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end subroutine read_double
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subroutine string_read_char(val,file,marker)
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character(len=*), intent(out) :: val
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character(len=*), intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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character(len=1) :: marker_
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character(len=1024) :: charbuf
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integer :: idx
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if (present(marker)) then
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marker_ = marker
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else
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marker_ = def_marker
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end if
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read(file,'(a)')charbuf
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charbuf = adjustl(charbuf)
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idx=index(charbuf,marker_)
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if (idx == 0) idx = len(charbuf)+1
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read(charbuf(1:idx-1),'(a)') val
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end subroutine string_read_char
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subroutine string_read_int(val,file,marker)
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integer, intent(out) :: val
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character(len=*), intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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character(len=1) :: marker_
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character(len=1024) :: charbuf
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integer :: idx
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if (present(marker)) then
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marker_ = marker
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else
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marker_ = def_marker
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end if
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read(file,'(a)')charbuf
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charbuf = adjustl(charbuf)
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idx=index(charbuf,marker_)
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if (idx == 0) idx = len(charbuf)+1
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read(charbuf(1:idx-1),*) val
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end subroutine string_read_int
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subroutine string_read_single(val,file,marker)
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use psb_base_mod
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real(psb_spk_), intent(out) :: val
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character(len=*), intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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character(len=1) :: marker_
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character(len=1024) :: charbuf
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integer :: idx
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if (present(marker)) then
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marker_ = marker
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else
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marker_ = def_marker
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end if
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read(file,'(a)')charbuf
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charbuf = adjustl(charbuf)
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idx=index(charbuf,marker_)
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if (idx == 0) idx = len(charbuf)+1
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read(charbuf(1:idx-1),*) val
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end subroutine string_read_single
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subroutine string_read_double(val,file,marker)
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use psb_base_mod
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real(psb_dpk_), intent(out) :: val
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character(len=*), intent(in) :: file
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character(len=1), optional, intent(in) :: marker
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character(len=1) :: marker_
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character(len=1024) :: charbuf
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integer :: idx
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if (present(marker)) then
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marker_ = marker
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else
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marker_ = def_marker
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end if
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read(file,'(a)')charbuf
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charbuf = adjustl(charbuf)
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idx=index(charbuf,marker_)
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if (idx == 0) idx = len(charbuf)+1
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read(charbuf(1:idx-1),*) val
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end subroutine string_read_double
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function trim_string(string,marker)
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character(len=*), intent(in) :: string
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character(len=1), optional, intent(in) :: marker
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character(len=len(string)) :: trim_string
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character(len=1) :: marker_
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integer :: idx
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if (present(marker)) then
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marker_ = marker
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else
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marker_ = def_marker
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end if
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idx=index(string,marker_)
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trim_string = adjustl(string(idx:))
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end function trim_string
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end module data_input
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