[U-Boot] hashtable lib and escaping

[Wolfgang Denk]

Dear Mats Kärrman,

please don't top post/full quote.  If needed, please read
http://www.netmeister.org/news/learn2quote.html

In message <ED3E0BCACD909541BA94A34C4A164D4C425D0244 at post.tritech.se> you wrote:
>
> If not correct, then what is this supposed to mean (common/main.c :: builtin_run_command()):
> 
> 		/*
> 		 * Find separator, or string end
> 		 * Allow simple escape of ';' by writing "\;"
> 		 */

As I metioned, this is the _second_ part of escaping, that which
happens when processing the commands.  The first part happens when
reading the environment.

The examples I gave should show pretty well how it works:

> > See here:
> > 
> >         => setenv foo 'echo part one\;echo part two' ; print foo ; run > foo
> >         foo=echo part one;echo part two
> >         part one
> >         part two
> >         => setenv foo 'echo part one\\;echo part two' ; print foo ; run>  foo
> >         foo=echo part one\;echo part two
> >         part one;echo part two
> >         =>

Here is one more:

	=> setenv foo echo part one\\\;echo part two ; print foo ; run foo 
	foo=echo part one\;echo part two
	part one;echo part two
	=>

Best regards,

Wolfgang Denk

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