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Revision: 29302
at July 26, 2010 14:56 by mprabhuram
Initial Code 
#!/bin/sh

# The file which will save the current position in the job
BREAKPOINT=/mydir/breakpoint
MAXPROCEDURE=3
#
# All the global variables should be declared here
#

save_break_point()
{
  echo $BP >$BREAKPOINT
}

procedure_1()
{
  # First part of the job
  echo procedure 1
}

procedure_2()
{
  # Second part of the job
  echo procedure 2
}

procedure_3()
{
  # Third part of the job
  echo procedure 3
}

#
# Initial state
[ -e $BREAKPOINT ] && BP=`cat $BREAKPOINT | sed 's/^\([0-9]*\).*$/\1/'`
[ "$BP" = "" ] && BP=1

# Process each function based on the breakpoint

while [ $BP -le $MAXPROCEDURE ]
do
  procedure_$BP
  save_break_point
  BP=`expr $BP + 1`
done
[ -e $BREAKPOINT ] && rm -f $BREAKPOINT
Initial URL 
http://www.linuxquestions.org/questions/programming-9/bash-goto-384407/
Initial Description 
you could divide your job into functions
Here, procedure_1 is the first part of the job, where there isn't restart, procedure_2 must be executed if procedure_1 was done and the control logic is at the end, working as an outer loop.
Initial Title 
Unix Script control flow
Initial Tags 

                                

                                                            

                                    

                                        

                                        Initial Language
                                        

                                    

                                    
Bash