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94 lines
3.3 KiB
Fortran
94 lines
3.3 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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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 PSBLAS 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 PSBLAS 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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!
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! Subroutine: psb_cdcpy
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! Produces a clone of a descriptor.
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!
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! Arguments:
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! desc_in - type(psb_desc_type). The communication descriptor to be cloned.
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! desc_out - type(psb_desc_type). The output communication descriptor.
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! info - integer. Return code.
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subroutine psb_cdcpy(desc_in, desc_out, info)
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use psb_base_mod, psb_protect_name => psb_cdcpy
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implicit none
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!....parameters...
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type(psb_desc_type), intent(inout) :: desc_in
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type(psb_desc_type), intent(out) :: desc_out
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integer(psb_ipk_), intent(out) :: info
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!locals
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integer(psb_ipk_) :: np,me,ictxt, err_act
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integer(psb_ipk_) :: debug_level, debug_unit
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character(len=20) :: name
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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if (psb_get_errstatus() /= 0) return
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info = psb_success_
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call psb_erractionsave(err_act)
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name = 'psb_cdcpy'
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ictxt = desc_in%get_context()
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! check on blacs grid
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call psb_info(ictxt, me, np)
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if (debug_level >= psb_debug_ext_) &
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& write(debug_unit,*) me,' ',trim(name),': Entered'
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if (np == -1) then
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info = psb_err_context_error_
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call psb_errpush(info,name)
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goto 9999
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endif
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call desc_in%clone(desc_out,info)
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if (info /= psb_success_) then
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info = psb_err_from_subroutine_
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call psb_errpush(info,name)
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goto 9999
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endif
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if (debug_level >= psb_debug_ext_) &
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& write(debug_unit,*) me,' ',trim(name),': Done'
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(ictxt,err_act)
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return
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end subroutine psb_cdcpy
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