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96 lines
3.1 KiB
Fortran
96 lines
3.1 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS v2.0
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!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari University of Rome Tor Vergata
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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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! File: psb_zspfree.f90
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!
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! Subroutine: psb_zspfree
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! Frees a sparse matrix structure.
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!
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! Parameters:
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! a - type(<psb_zspmat_type>). The sparse matrix to be freed.
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! desc_a - type(<psb_desc_type>). The communication descriptor.
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! info - integer. Eventually returns an error code.
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!
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subroutine psb_zspfree(a, desc_a,info)
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!...free sparse matrix structure...
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use psb_descriptor_type
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use psb_spmat_type
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use psb_serial_mod
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use psb_const_mod
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use psb_error_mod
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implicit none
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!....parameters...
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type(psb_desc_type), intent(in) :: desc_a
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type(psb_zspmat_type), intent(inout) :: a
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integer, intent(out) :: info
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!...locals....
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integer :: ictxt, err_act
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character(len=20) :: name
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if(psb_get_errstatus().ne.0) return
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info=0
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name = 'psb_zspfree'
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call psb_erractionsave(err_act)
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if (.not.allocated(desc_a%matrix_data)) then
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info = 295
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call psb_errpush(info,name)
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return
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else
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ictxt = psb_cd_get_context(desc_a)
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end if
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!...deallocate a....
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call psb_sp_free(a,info)
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if(info /= 0) then
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info=2045
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call psb_errpush(info,name)
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goto 9999
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end if
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == act_abort) then
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call psb_error(ictxt)
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return
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end if
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return
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end subroutine psb_zspfree
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