adhoc-revtuple-generator: Turn off a set -x

This set -x uglified the output.  Provide a way (OSSTEST_AHRTG_SETX)
to turn it on again.

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/adhoc-revtuple-generator b/adhoc-revtuple-generator
index 2b04c11b077251c79bd8be466795d83635c51440..5a44d63642bb600c54bc3e7d2b44ce1edbad3b0c 100755 (executable)
--- a/adhoc-revtuple-generator
+++ b/adhoc-revtuple-generator
@@ -99,8 +99,8 @@ sub git_generator ($) {
     my $treename= $tree->{Treename};
     my $eff_url = git_massage_url($tree->{Url});
     my $upcmd= <<END;
-        set -xe; exec >&2
-        if ! sh -xe <<ENDIFCOND
+        set -e\$OSSTEST_AHRTG_SETX; exec >&2
+        if ! sh -e\$OSSTEST_AHRTG_SETX <<ENDIFCOND
             # the "set -e"-disarmament done by "if" leaks into ( ) !
            cd $c{Repos}/$treename
            git remote set-url origin $eff_url