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subroutine basin(ierr,lunit,string,fmt,menusflag)
c
c gestion de la standard input
c ================================== ( Inria ) =============
c
c Copyright INRIA
include '../stack.h'
c --- for myback
integer lrecl,bkflag
parameter (lrecl=512)
character bckbuf*(lrecl)
common / keepme / bkflag,bckbuf
c --- end
character string*(*),fmt*(*)
integer ierr,lunit,status
c to decide what has to be done with dynamic menus actions while reading
integer menusflag
c
status = 0
ierr=0
if(lunit.eq.rte) then
string=' '
call xscion(iflag)
if (iflag.eq.0) then
if (intexmacs().eq.0) then
call zzledt(string,len(string),lline,status,menusflag,0)
else
call texmacsin(string,len(string),lline,status)
endif
else
call zzledt(string,len(string),lline,status,menusflag,1)
endif
if(status.ne.0) goto 10
if (lline.eq.0) then
string(1:1)=' '
lline=1
endif
if(fmt(1:1).ne.'*'.and.fmt(1:3).ne.'(a)') then
read(string(1:lline),fmt,end=10,err=20) string
else
string(lline+1:)=' '
endif
else
if ( bkflag.eq.1 ) then
string = bckbuf(1:lrecl)
bkflag=0
return
endif
if(fmt(1:1).eq.'*') then
read(lunit,'(a)',end=10,err=20) string
else
read(lunit,fmt,end=10,err=20) string
endif
endif
return
c ierr=1 : eof, ierr=-1 :read interrupted (callbacks),
10 ierr=1
if(status.lt.0) ierr=-1
return
C ierr=2:erroneous string read
20 ierr=2
return
end
subroutine myback(lunit)
C backspace has erratic behaviour with cygwin32
c this routine mimin the same behaviour without
c using backspace
C this routine is only used in getfun where lrecl
C is also set
include '../stack.h'
integer lrecl,bkflag
parameter (lrecl=512)
character bckbuf*(lrecl)
common / keepme / bkflag,bckbuf
bckbuf = buf(1:lrecl)
bkflag=1
return
end
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