improve signal handler, print error

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

diff --git a/pve-zsync b/pve-zsync
index e1ac1e2c2e0d890456128b7956a76d8151dfe989..9e84492bb0b528d14c165d9bcbab741064f498af 100755 (executable)
--- a/pve-zsync
+++ b/pve-zsync
@@ -54,10 +54,9 @@ if (defined($command) && $command ne 'help' && $command ne 'printpod') {
     check_bin ('scp');
 }
 
-$SIG{TERM} = $SIG{QUIT} = $SIG{PIPE} = $SIG{HUP} = $SIG{KILL} = $SIG{INT} =
-    sub {
-       die "Signal aborting sync\n";
-    };
+$SIG{TERM} = $SIG{QUIT} = $SIG{PIPE} = $SIG{HUP} = $SIG{KILL} = $SIG{INT} =  sub {
+    die "Signaled, aborting sync: $!\n";
+};
 
 sub check_bin {
     my ($bin)  = @_;