Things malfunction, because some things end up in .. and some in bpd.
Overriding this at least makes `dgit build' produce correct results,
albeit in the wrong place.
Closes: #906786.
Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
sub cmd_build {
build_prep_early();
$buildproductsdir eq '..' or print STDERR <<END;
-$us: warning: build-products-dir set, but not supported by dgit build
-$us: warning: things may go wrong or files may go to the wrong place
+$us: warning: build-products-dir set, but not supported by dpkg-buildpackage
+$us: warning: build-products-dir will be ignored; files will go to ..
END
+ $buildproductsdir = '..';
my @dbp = (@dpkgbuildpackage, qw(-us -uc), changesopts_initial(), @ARGV);
my $wantsrc = massage_dbp_args \@dbp;
build_prep($wantsrc);