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psblas3/cbind/base/psb_cpenv_mod.f90

390 lines
10 KiB
Fortran

module psb_cpenv_mod
use iso_c_binding
use psb_objhandle_mod
integer, private :: psb_c_index_base=0
contains
function psb_c_get_index_base() bind(c) result(res)
implicit none
integer(psb_c_ipk_) :: res
res = psb_c_index_base
end function psb_c_get_index_base
subroutine psb_c_set_index_base(base) bind(c)
implicit none
integer(psb_c_ipk_), value :: base
psb_c_index_base = base
end subroutine psb_c_set_index_base
function psb_c_get_errstatus() bind(c) result(res)
use psb_base_mod, only : psb_get_errstatus, psb_ctxt_type
implicit none
integer(psb_c_ipk_) :: res
res = psb_get_errstatus()
end function psb_c_get_errstatus
subroutine psb_c_init(cctxt) bind(c)
use psb_base_mod, only : psb_init, psb_ctxt_type
implicit none
type(psb_c_object_type) :: cctxt
type(psb_ctxt_type), pointer :: ctxt
integer :: info
if (c_associated(cctxt%item)) then
call c_f_pointer(cctxt%item,ctxt)
deallocate(ctxt,stat=info)
if (info /= 0) return
end if
allocate(ctxt,stat=info)
if (info /= 0) return
call psb_init(ctxt)
cctxt%item = c_loc(ctxt)
end subroutine psb_c_init
function psb_c2f_ctxt(cctxt) result(res)
implicit none
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: res
!res%ctxt = cctxt%ctxt
if (.not.c_associated(cctxt%item)) then
write(0,*) 'Null item in c2f_ctxt? '
flush(0)
end if
if (c_associated(cctxt%item)) call c_f_pointer(cctxt%item,res)
end function psb_c2f_ctxt
subroutine psb_c_get_i_ctxt(cctxt,ictxt,info) bind(c)
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_) :: ictxt
integer(psb_c_ipk_) :: info
! Local variables
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call ctxt%get_i_ctxt(ictxt,info)
end subroutine
function psb_c_cmp_ctxt(cctxt1, cctxt2) bind(c,name="psb_c_cmp_ctxt") result(res)
implicit none
type(psb_c_object_type), value :: cctxt1, cctxt2
logical(c_bool) :: res
logical :: equal
type(psb_ctxt_type), pointer :: ctxt1, ctxt2
ctxt1 => psb_c2f_ctxt(cctxt1)
ctxt2 => psb_c2f_ctxt(cctxt2)
equal = psb_cmp_ctxt(ctxt1, ctxt2)
res = equal
end function
subroutine psb_c_exit_ctxt(cctxt) bind(c)
use psb_base_mod, only : psb_exit, psb_ctxt_type
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call psb_exit(ctxt,close=.false.)
deallocate(ctxt,stat=info)
return
end subroutine psb_c_exit_ctxt
subroutine psb_c_exit(cctxt) bind(c)
use psb_base_mod, only : psb_exit, psb_ctxt_type
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: ctxt
integer(psb_ipk_) :: info
ctxt => psb_c2f_ctxt(cctxt)
call psb_exit(ctxt)
deallocate(ctxt,stat=info)
cctxt%item = c_null_ptr
return
end subroutine psb_c_exit
subroutine psb_c_abort(cctxt) bind(c)
use psb_base_mod, only : psb_abort, psb_ctxt_type
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call psb_abort(ctxt)
return
end subroutine psb_c_abort
subroutine psb_c_check_error(cctxt) bind(c)
use psb_base_mod, only : psb_init, psb_ctxt_type, psb_check_error
implicit none
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: ctxt
integer :: info
ctxt => psb_c2f_ctxt(cctxt)
call psb_check_error(ctxt,abrt=.true.)
end subroutine psb_c_check_error
subroutine psb_c_info(cctxt,iam,np) bind(c)
use psb_base_mod, only : psb_info, psb_ctxt_type
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_) :: iam,np
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call psb_info(ctxt,iam,np)
return
end subroutine psb_c_info
subroutine psb_c_barrier(cctxt) bind(c)
use psb_base_mod, only : psb_barrier, psb_ctxt_type
type(psb_c_object_type), value :: cctxt
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call psb_barrier(ctxt)
end subroutine psb_c_barrier
real(c_double) function psb_c_wtime() bind(c)
use psb_base_mod, only : psb_wtime, psb_ctxt_type
psb_c_wtime = psb_wtime()
end function psb_c_wtime
subroutine psb_c_mbcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
integer(psb_c_mpk_) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_mbcast
subroutine psb_c_ibcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
integer(psb_c_ipk_) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_ibcast
subroutine psb_c_lbcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
integer(psb_c_lpk_) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_lbcast
subroutine psb_c_ebcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
integer(psb_c_epk_) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_ebcast
subroutine psb_c_sbcast(cctxt,n,v,root) bind(c)
use psb_base_mod
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
real(c_float) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_sbcast
subroutine psb_c_dbcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
real(c_double) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_dbcast
subroutine psb_c_cbcast(cctxt,n,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
complex(c_float_complex) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_cbcast
subroutine psb_c_zbcast(cctxt,n,v,root) bind(c)
use psb_base_mod
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: n, root
complex(c_double_complex) :: v(*)
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
if (n < 0) then
write(0,*) 'Wrong size in BCAST'
return
end if
if (n==0) return
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_zbcast
subroutine psb_c_hbcast(cctxt,v,root) bind(c)
use psb_base_mod, only : psb_bcast, psb_info, psb_ipk_, psb_ctxt_type
implicit none
type(psb_c_object_type), value :: cctxt
integer(psb_c_ipk_), value :: root
character(c_char) :: v(*)
integer(psb_ipk_) :: iam, np, n
type(psb_ctxt_type), pointer :: ctxt
ctxt => psb_c2f_ctxt(cctxt)
call psb_info(ctxt,iam,np)
if (iam==root) then
n = 1
do
if (v(n) == c_null_char) exit
n = n + 1
end do
end if
call psb_bcast(ctxt,n,root=root)
call psb_bcast(ctxt,v(1:n),root=root)
end subroutine psb_c_hbcast
function psb_c_f2c_errmsg(cmesg,len) bind(c) result(res)
use psb_base_mod, only : psb_errpop,psb_max_errmsg_len_, psb_ctxt_type
use psb_base_string_cbind_mod
implicit none
character(c_char), intent(inout) :: cmesg(*)
integer(psb_c_ipk_), intent(in), value :: len
integer(psb_c_ipk_) :: res
character(len=psb_max_errmsg_len_), allocatable :: fmesg(:)
character(len=psb_max_errmsg_len_) :: tmp
integer :: i, j, ll, il
res = 0
call psb_errpop(fmesg)
ll = 1
if (allocated(fmesg)) then
res = size(fmesg)
do i=1, size(fmesg)
tmp = fmesg(i)
il = len_trim(tmp)
il = min(il,len-ll)
!write(0,*) 'loop f2c_errmsg: ', ll,il
call stringf2c(tmp(1:il),cmesg(ll:ll+il))
cmesg(ll+il)=c_new_line
ll = ll+il+1
end do
!write(0,*) 'From f2c_errmsg: ', ll,len
end if
cmesg(ll) = c_null_char
end function psb_c_f2c_errmsg
subroutine psb_c_seterraction_ret() bind(c)
use psb_base_mod, only : psb_set_erraction, psb_act_ret_, psb_ctxt_type
call psb_set_erraction(psb_act_ret_)
end subroutine psb_c_seterraction_ret
subroutine psb_c_seterraction_print() bind(c)
use psb_base_mod, only : psb_set_erraction, psb_act_print_, psb_ctxt_type
call psb_set_erraction(psb_act_print_)
end subroutine psb_c_seterraction_print
subroutine psb_c_seterraction_abort() bind(c)
use psb_base_mod, only : psb_set_erraction, psb_act_abort_, psb_ctxt_type
call psb_set_erraction(psb_act_abort_)
end subroutine psb_c_seterraction_abort
end module psb_cpenv_mod