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-rwxr-xr-xutil/rundiff10
1 files changed, 9 insertions, 1 deletions
diff --git a/util/rundiff b/util/rundiff
index 05beba84b..63c05b96b 100755
--- a/util/rundiff
+++ b/util/rundiff
@@ -191,7 +191,10 @@ sub printdiff
DISCARD_A => \&discard1,
DISCARD_B => \&discard2 });
- die "Lost sync!" if (!$match_found);
+ if (!$match_found) {
+ printdiff(scalar(@lines1), scalar(@lines2));
+ die "Lost sync!";
+ }
# Since we shouldn't get here unless the first lines of the
# buffers are different, then we must discard some lines off
@@ -220,7 +223,10 @@ sub checkmatch
# treated as common; if that bugs you, use Algorithm::Diff.
if ($lines1[$n1] eq $lines2[$n2] && $lines1[$n1+1] eq $lines2[$n2+1]) {
printdiff($n1, $n2);
+ return 1;
}
+
+ return 0;
}
sub simple_diff
@@ -240,6 +246,8 @@ sub simple_diff
return if checkmatch($cnt, $n);
}
}
+
+ printdiff(scalar(@lines1), scalar(@lines2));
die "Lost sync!";
}