Add comment, no functional change.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1869421 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/modules/generators/cgi_common.h b/modules/generators/cgi_common.h
index 85c96855ead39100ab5f01f205114e1d5e918e74..79970253f693932dddea6576fe702a5fb048bcd0 100644 (file)
--- a/modules/generators/cgi_common.h
+++ b/modules/generators/cgi_common.h
@@ -27,6 +27,10 @@
 #include "httpd.h"
 #include "util_filter.h"
 
+/* Read and discard all output from the brigade.  Note that with the
+ * CGI bucket, the brigade will become empty once the script's stdout
+ * is closed (or on error/timeout), but the stderr output may not have
+ * been entirely captured at this point. */
 static void discard_script_output(apr_bucket_brigade *bb)
 {
     apr_bucket *e;