Don't error out, either warn or say nothing, depending.

diff --git a/IkiWiki/Plugin/rsync.pm b/IkiWiki/Plugin/rsync.pm
index 3f049457bd204fd12feaf5371f6050a203386328..70dd5a4c9270b211d477c2fd15e07034795ac790 100644 (file)
--- a/IkiWiki/Plugin/rsync.pm
+++ b/IkiWiki/Plugin/rsync.pm
@@ -7,7 +7,6 @@ use IkiWiki 3.00;
 
 sub import {
        hook(type => "getsetup", id => "rsync", call => \&getsetup);
-       hook(type => "checkconfig", id => "rsync", call => \&checkconfig);
        hook(type => "postrefresh", id => "rsync", call => \&postrefresh);
 }
 
@@ -26,19 +25,14 @@ sub getsetup () {
                },
 }
 
-sub checkconfig {
-       if (! exists $config{rsync_command} ||
-           ! defined $config{rsync_command}) {
-               error("Must specify rsync_command");
-       }
-}
-
 sub postrefresh () {
-       system $config{rsync_command};
-       if ($? == -1) {
-               error("failed to execute rsync_command: $!");
-       } elsif ($? != 0) {
-               error(sprintf("rsync_command exited %d", $? >> 8));
+       if (defined $config{rsync_command}) {
+               system $config{rsync_command};
+               if ($? == -1) {
+                       warn("failed to execute rsync_command: $!");
+               } elsif ($? != 0) {
+                       warn(sprintf("rsync_command exited %d", $? >> 8));
+               }
        }
 }