[Tools] testbot/TestAgent: Fix SIGALRM handling in _SetError().

[Francois Gouget]

SIGALRM must always be caught otherwise the script dies.

Francois Gouget <fgouget at codeweavers.com>
---
 testbot/lib/WineTestBot/TestAgent.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/testbot/lib/WineTestBot/TestAgent.pm b/testbot/lib/WineTestBot/TestAgent.pm
index da10672..b0e59d1 100644
--- a/testbot/lib/WineTestBot/TestAgent.pm
+++ b/testbot/lib/WineTestBot/TestAgent.pm
@@ -214,6 +214,7 @@ sub _SetError($$$)
           my $ncerr;
           eval
           {
+            local $SIG{ALRM} = sub { die "timeout" };
             alarm(2);
             $self->{fd}->read($ncerr, 1024, 1);
             alarm(0);
-- 
2.10.2