BASH

[Jules Colding]

On Sat, 2004-12-04 at 09:50 -0600, Bill Gradwohl wrote:
> Two questions:

An excellent Bash guide is here:

http://personal.riverusers.com/~thegrendel/abs-guide-3.1.tar.bz2


-- 
  jules


> 1) When a BASH script is executed, the file that represents the script 
> must be read by the interpreter. Assuming the script is a long running 
> script, is it safe to modify the script while its executing? The real 
> question boils down to is the entire script read into memory or not 
> before execution starts, or is it read as needed from disk. I ask 
> because I'd like to test a script, and while its running and I see 
> errors, I'd like to modify the script without disturbing the executing 
> version.
> 
> 2) There seems to be no way to "goto" in BASH. If one has a lengthy 
> script that fails half way down, the only thing to do appears to be to 
> wrap the top half in an if that won't execute so as to skip that top 
> half and get to where the script should again restart. Is there a better 
> way to do this?
> 
> --
> Bill Gradwohl
> bill at ycc.com
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