Francois Gouget : winetest: We may not have a report tag for the error message.

[Alexandre Julliard]

Module: tools
Branch: master
Commit: 0a55c3acb2097e16acef12104fc26d9fcb2c7cca
URL:    http://source.winehq.org/git/tools.git/?a=commit;h=0a55c3acb2097e16acef12104...

Author: Francois Gouget <fgouget(a)codeweavers.com>
Date:   Wed Feb  8 08:08:06 2017 +0100

winetest: We may not have a report tag for the error message.

For instance if the commit id is not valid we issue the error message
before $tag is set.

Signed-off-by: Francois Gouget <fgouget(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 winetest/dissect | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winetest/dissect b/winetest/dissect
index ccb6d1d..f5b6744 100755
--- a/winetest/dissect
+++ b/winetest/dissect
@@ -63,7 +63,7 @@ sub mydie(@) {
         print STDERR "$name0:error: unable to rename '$tmpdir' to '$errdir': $!\n";
         exit 3;
     }
-    my $label = substr($tag,1) || "???";
+    my $label = $tag ? substr($tag, 1) : "<notag>";
     if (open ERR, ">$errdir/error")
     {
         print ERR "$label: ", @_;