Thank you Richard.
It helped me a lot.
Thanks,
Jestin
On Wed, Mar 19, 2014 at 4:27 PM, Richard Sandiford <
rdsandif...@googlemail.com> wrote:
> jestin james <james.jes...@gmail.com> writes:
> > When I run "runtest --tool gcc " with --target_board=
> > I am getting "ERROR: couldn't load description file for ..".
> >
> > What are the most-common reasons of this error.
> >
> > If I run runtest --tool gcc -v --srcdir <path to gcc testsuit>
> --target_board=
> > unix, It is running successfully.
> > Where does the target board being picked up from.
> >
> > If I specify --target_board as "/usr/share/dejagnu/baseboards/unix.exp",
> it
> > does not work. I get the above error.
> >
> > I have recently started using the DejaGnu framework.
> > Could someone help me with this, please?
>
> Yeah, --target_board takes a board name (without .exp) rather than a path
> name.
> "/" is used as an option separator rather than a directory separator.
> E.g. "--target_board unix/-foo/-bar" says "run on unix with compiler
> options
> -foo -bar".
>
> If the board file is in /usr/share/dejagnu/baseboards then you shouldn't
> need to specify a pathname. If it's one you've written yourself and
> want to keep outside of /usr/share/dejagnu/baseboards then one way is
> to create a file /foo/bar/site.exp that contains:
>
> -------------------------------------------------------------------------
> if ![info exists boards_dir] {
> set boards_dir {}
> }
> lappend boards_dir /directory/containing/my/baseboards
> -------------------------------------------------------------------------
>
> Then set the environment variable DEJAGNU=/foo/bar/site.exp.
>
> If instead you want to use a version of dejagnu you've installed yourself
> (not the one in /usr/share/dejagnu) then point the environment variable
> DEJAGNULIB to the installation directory.
>
> FWIW, you can also use site.exp to set the default baseboard for a target.
> E.g. adding:
>
> -------------------------------------------------------------------------
> global target_list
> case $target_triplet {
> {mips64*-*-linux-gnu*} {
> set target_list {unix{-mabi=n32,-mabi=32,-mabi=64}}
> }
> }
> -------------------------------------------------------------------------
>
> makes unix the default target board for mips64-linux-gnu and says that
> tests should be run three times, once with -mabi=n32, once with -mabi=32
> and once with -mabi=64.
>
> Thanks,
> Richard
>
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