c     Copyright (C) 2008-2014 Vincent Eymet
c
c     KDISTRIBUTION is free software; you can redistribute it and/or modify
c     it under the terms of the GNU General Public License as published by
c     the Free Software Foundation; either version 3, or (at your option)
c     any later version.

c     KDISTRIBUTION is distributed in the hope that it will be useful,
c     but WITHOUT ANY WARRANTY; without even the implied warranty of
c     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
c     GNU General Public License for more details.

c     You should have received a copy of the GNU General Public License
c     along with KDISTRIBUTION; if not, see <http://www.gnu.org/licenses/>
c
      subroutine look_for_errors(m,i_min,i_max)
      implicit none
      include 'max.inc'
      
      integer m,i_min,i_max
c     label
      integer strlen
      character*(Nchar_mx) label
      label='subroutine look_for_errors'

      if (i_min.lt.1) then
         write(*,*) 'Error in data:'
         write(*,*) 'i_min=',i_min,' is not allowed'
         stop
      endif

      if (i_max.eq.-1) then
         i_max=m
      endif

      if (i_min.gt.m) then
         write(*,*) 'Error in data:'
         write(*,*) 'i_max=',i_max,' is not allowed as m=',m
         stop
      endif

      return
      end