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c Copyright INRIA
c this include file contains code relative to interfaces calling.
c We use
c include file instead of subroutine to avoid recursion pbs. This file
c must be included in each routine which compute an external
60 call parse
if(fun.eq.99) then
fun=0
goto 200
endif
if(err.gt.0) goto 97
c
if(int(rstk(pt)/100).eq.9) then
ir=rstk(pt)-900
if(ir.eq.1) then
c . back to matsys
k=13
elseif(ir.ge.2.and.ir.le.9) then
c . back to matio
k=5
elseif(ir.eq.10) then
c . end of overloaded function
goto 96
elseif(ir.gt.40) then
c . back to matus2
k=24
elseif(ir.gt.20) then
c . back to matusr
k=14
else
goto 89
endif
iflagint=0
goto 95
endif
c
89 if(top.lt.rhs ) then
call error(22)
goto 97
endif
if(top-rhs+lhs+1.ge.bot) then
call error(18)
goto 97
endif
toperr=top-max(0,rhs)
goto 91
c
90 if(err.gt.0) goto 97
91 k=fun
fun=0
if(k.eq.krec) then
krec=-1
call error(22)
goto 97
endif
krec=-1
if (k.eq.0 ) goto 60
95 continue
if (.not.allowptr(k)) call ref2val
krec=k
call callinterf(k,iflagint)
C if (k.eq.krec) krec=99999
krec=-1
if(fun.ge.0) then
if (top-lhs+1.gt.0) call iset(rhs,0,infstk(top-lhs+1),1)
if(paus.gt.0) goto 91
if (err1.gt.0) top=toperr
goto 90
endif
c called interface ask for a scilab function to perform the function (fun=-1)
c the function name is given in ids(1,pt+1)
c call ref2val removed here because if forces overloading function to
C be called by value
c call ref2val
fun=0
call funs(ids(1,pt+1))
if(err.gt.0) goto 97
if(fun.gt.0) then
if (isbyref(fun).eq.0) call ref2val
goto 91
endif
if(fin.eq.0) then
call error(246)
if(err.gt.0) goto 97
goto 90
endif
pt=pt+1
fin=lstk(fin)
rstk(pt)=910
icall=5
fun=0
c *call* macro
goto 60
96 pt=pt-1
goto 90
c error handling
97 if(niv.gt.0.and.paus.gt.0) then
fun=0
goto 60
endif
goto 9999
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