cherry-pick: handle root commits with external strategies

diff --git a/git-instaweb.sh b/git-instaweb.sh
index 10fcebb119ce2af81527aa3c24a9b7c3ab3b3e7f..8bfa8a055ccd0c344d595f112b571bb3d6e21c28 100755 (executable)
--- a/git-instaweb.sh
+++ b/git-instaweb.sh
@@ -558,12 +558,14 @@ my \$app = builder {
 
 # make it runnable as standalone app,
 # like it would be run via 'plackup' utility
-if (__FILE__ eq \$0) {
+if (caller) {
+       return \$app;
+} else {
        require Plack::Runner;
 
        my \$runner = Plack::Runner->new();
        \$runner->parse_options(qw(--env deployment --port $port),
-                              "$local" ? qw(--host 127.0.0.1) : ());
+                               "$local" ? qw(--host 127.0.0.1) : ());
        \$runner->run(\$app);
 }
 __END__