Re: SIM env. variable question in baseboards

[Steve Ellcey]

On Fri, 2012-05-25 at 19:27 +0200, Hans-Peter Nilsson wrote:
> > From: Steve Ellcey <address@hidden>
> > Date: Fri, 25 May 2012 19:09:13 +0200
> 
> > So, as a strawman proposal, perhaps we should have a baseboard that
> > checks the env. variables:
> > 
> >     DEJAGNU_SIM
> >     DEJAGNU_SIM_LDFLAGS
> >     DEJAGNU_SIM_CFLAGS
> 
> Sounds great.
> 
> > I wonder if we should also allow something like:
> > 
> >     DEJAGNU_SIM_BOARD_INFO
> > 
> > and allow settings like:
> > 
> >     "noargs 1/gcc,stack_size 5000"
> 
> Is that a problem?  Doesn't iterating over the variable contents
> as a list work, with a setting like
> 'DEJAGNU_SIM_BOARD_INFO={noargs 1} {gcc,stack_size 5000}' or
> 'DEJAGNU_SIM_BOARD_INFO={{noargs 1} {gcc,stack_size 5000}}'?

I don't know, my TCL/dejagnu programming knowledge is pretty much nil.
> 
> On second thought, that takes us down the road of shell
> expansion problems, so maybe better go with a dedicated
> separator, or a dynamically assigned one as below.
> 
> > which would generate:
> > 
> >     set_board_info noargs 1
> >     set_board_info gcc,stack_size  5000
> > 
> > I don't know of '/' is the best separator to use.
> 
> How about always having the first character be the separator,
> i.e. for the above:
> 
> "/noargs 1/gcc,stack_size 5000"

That sounds reasonable.  I don't actually know how to implement it,
unless I can find code to steal from existing baseboard files I am
not sure I could even write a tcl loop.

> 
> brgds, H-P

Steve Ellcey
address@hidden