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amg4psblas/tests/pdegen/data_input.f90

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!
!
! MLD2P4 version 2.2
! MultiLevel Domain Decomposition Parallel Preconditioners Package
! based on PSBLAS (Parallel Sparse BLAS version 3.5)
!
! (C) Copyright 2008-2018
!
! Salvatore Filippone
! Pasqua D'Ambra
! Daniela di Serafino
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions
! are met:
! 1. Redistributions of source code must retain the above copyright
! notice, this list of conditions and the following disclaimer.
! 2. Redistributions in binary form must reproduce the above copyright
! notice, this list of conditions, and the following disclaimer in the
! documentation and/or other materials provided with the distribution.
! 3. The name of the MLD2P4 group or the names of its contributors may
! not be used to endorse or promote products derived from this
! software without specific written permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE MLD2P4 GROUP OR ITS CONTRIBUTORS
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! POSSIBILITY OF SUCH DAMAGE.
!
!
module data_input
use psb_base_mod, only : psb_spk_, psb_dpk_, psb_ipk_
interface read_data
module procedure read_char, read_int, read_int_array,&
& read_double, read_double_array, &
& read_single, read_single_array, read_logical,&
& string_read_char, string_read_int, string_read_int_array,&
& string_read_double, string_read_double_array,&
& string_read_single, string_read_single_array, &
& string_read_logical
end interface read_data
interface trim_string
module procedure trim_string
end interface
character(len=4096), private :: charbuf
character, private, parameter :: def_marker="!"
character, private, parameter :: cmt_marker="%"
contains
subroutine get_buffer(file,buffer)
integer(psb_ipk_), intent(in) :: file
character(len=*), intent(inout) :: buffer
integer :: idx
do
read(file,'(a)',end=999) buffer
buffer = adjustl(buffer)
idx=index(charbuf,cmt_marker)
if (idx == 1 ) then
cycle
else
exit
end if
end do
999 continue
return
end subroutine get_buffer
subroutine read_logical(val,file,marker)
logical, intent(out) :: val
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_logical
subroutine read_char(val,file,marker)
character(len=*), intent(out) :: val
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_char
subroutine read_int(val,file,marker)
integer(psb_ipk_), intent(out) :: val
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_int
subroutine read_int_array(val,file,marker)
integer(psb_ipk_), intent(out) :: val(:)
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_int_array
subroutine read_single(val,file,marker)
real(psb_spk_), intent(out) :: val
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_single
subroutine read_single_array(val,file,marker)
real(psb_spk_), intent(out) :: val(:)
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_single_array
subroutine read_double(val,file,marker)
real(psb_dpk_), intent(out) :: val
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_double
subroutine read_double_array(val,file,marker)
real(psb_dpk_), intent(out) :: val(:)
integer(psb_ipk_), intent(in) :: file
character(len=1), optional, intent(in) :: marker
call get_buffer(file,charbuf)
call read_data(val,charbuf,marker)
end subroutine read_double_array
subroutine string_read_char(val,file,marker)
character(len=*), intent(out) :: val
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),'(a)') val
end subroutine string_read_char
subroutine string_read_int(val,file,marker)
integer(psb_ipk_), intent(out) :: val
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val
end subroutine string_read_int
subroutine string_read_int_array(val,file,marker)
integer(psb_ipk_), intent(out) :: val(:)
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val(:)
end subroutine string_read_int_array
subroutine string_read_single(val,file,marker)
real(psb_spk_), intent(out) :: val
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val
end subroutine string_read_single
subroutine string_read_single_array(val,file,marker)
real(psb_spk_), intent(out) :: val(:)
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val(:)
end subroutine string_read_single_array
subroutine string_read_double(val,file,marker)
real(psb_dpk_), intent(out) :: val
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val
end subroutine string_read_double
subroutine string_read_double_array(val,file,marker)
real(psb_dpk_), intent(out) :: val(:)
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val(:)
end subroutine string_read_double_array
subroutine string_read_logical(val,file,marker)
logical, intent(out) :: val
character(len=*), intent(in) :: file
character(len=1), optional, intent(in) :: marker
character(len=1) :: marker_
character(len=1024) :: charbuf
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
read(file,'(a)')charbuf
charbuf = adjustl(charbuf)
idx=index(charbuf,marker_)
if (idx == 0) idx = len(charbuf)+1
read(charbuf(1:idx-1),*) val
end subroutine string_read_logical
function trim_string(string,marker)
character(len=*), intent(in) :: string
character(len=1), optional, intent(in) :: marker
character(len=len(string)) :: trim_string
character(len=1) :: marker_
integer(psb_ipk_) :: idx
if (present(marker)) then
marker_ = marker
else
marker_ = def_marker
end if
idx=index(string,marker_)
trim_string = adjustl(string(idx:))
end function trim_string
end module data_input