[m-dev.] Failing tests

[Ian MacLarty]

On 24 Nov 2004, at 14:01, Fergus Henderson wrote:
>
> You would get more information if the Mmakefile ina
> tests/debugger/declarative was better.
>
> Have a look at the rule for creating *.out files in
> tests/Mmake.common:
>
> 	%.out: %
> 		{ [ -f $*.inp ] && cat $*.inp; } | ./$< > $@ 2>&1 || \
> 				{ grep . $@ /dev/null; exit 1; }
>
>
> Notice the part starting with "||"  and continuing on to the next line.
> This displays the contents of the ".out" file if the command to build
> it fails.  (It uses "grep . $@ /dev/null" rather than "cat $@" so
> that each line of the output is prefixed by the file name.)
>
> It would be nice to modify the rules in tests/debugger/declarative
> to do the same...
>
Thanks Fergus - that was very helpful.  I'll make the change.

Ian.

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