Show OS on failure-to-parse errors

diff --git a/check_postgres.pl b/check_postgres.pl
index a8fdb97f8d8e6f30380757a295dfe366ddb168f8..60e86c3b37eff7f8e6fcbda3e6dcb081a27752b2 100755 (executable)
--- a/check_postgres.pl
+++ b/check_postgres.pl
@@ -2485,6 +2485,7 @@ sub run_command {
                     my $cline = (caller)[2];
                     my $args = join ' ' => @args;
                     warn "Version:          $VERSION\n";
+                    warn "OS:               $^O\n";
                     warn "Action:           $action\n";
                     warn "Calling line:     $cline\n";
                     warn "Output:           $line\n";