Hi Dennis, On Thu, Sep 16, 2010 at 05:18 PM PDT, Dennis Williamson wrote: DW> Use return instead of exit when you have an error and you're sourcing DW> the script. You can make it conditional. DW> DW> Try setting OPTIND=1 to make your script work when it's sourced. DW> Initialize your script's variables since they will be carried over DW> between runs when you source the script.
That was in fact the problem. Once I set OPTIND in the script, it worked correctly :) DW> #!/bin/bash DW> invoked=$_ # needs to be first thing in the script Setting 'invoked' is a great idea. Thanks for the quick and very helpful reply! Regards, -- Mun DW> OPTIND=1 # also remember to initialize your flags and other variables DW> DW> . . . # do some stuff DW> DW> if some error condition DW> then DW> if [[ $invoked != $0 ]] DW> then DW> return 1 # the script was sourced DW> else DW> exit 1 # the script was executed DW> fi DW> fi DW> DW> DW> DW> On Thu, Sep 16, 2010 at 4:06 PM, Mun <mjeli...@gmail.com> wrote: DW> > Hi, DW> > DW> > Platform : Red Hat Enterprise Linux v5.5 DW> > Bash : GNU bash, version 4.1.0(1)-release (x86_64-unknown-linux-gnu) DW> > DW> > I have a script which uses getopts that I need to source in my DW> > interactive shell. The problem is that if I source it, getops behaves DW> > as if no arguments were passed into the script. Although, if I simply DW> > run the script in a sub-process, getopts works correctly. DW> > DW> > As an experiment, I echo'd all args prior to the getopts statement in DW> > the script, and when the script was sourced all args were correctly DW> > displayed. So I'm at a loss as to why getopts doesn't seem to work when DW> > the script is sourced. DW> > DW> > On a side note, there is some error checking being done within the DW> > script. I would like the script execution to terminate but leave the DW> > interactive shell running upon error detection (i.e., don't exit out of DW> > the terminal sessioni). Is there any way to accomplish that objective DW> > in bash? DW> > DW> > Regards, DW> > DW> > -- DW> > Mun DW> > DW> > DW>
