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-rw-r--r--extras/exec_cgi.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/extras/exec_cgi.rb b/extras/exec_cgi.rb
index c18c758..89fc9b4 100644
--- a/extras/exec_cgi.rb
+++ b/extras/exec_cgi.rb
@@ -1,6 +1,9 @@
 # -*- encoding: binary -*-
 # Copyright (C) 2013, Eric Wong <normalperson@yhbt.net> and all contributors
 # License: GPLv2 or later (https://www.gnu.org/licenses/gpl-2.0.txt)
+#
+# if running under yahns, worker_processes is recommended to avoid conflicting
+# with the SIGCHLD handler in yahns.
 class ExecCgi
   class MyIO < Kgio::Pipe
     attr_writer :my_pid