Work around some legacy behavior on some web servers.0.2

https://en.wikipedia.org/wiki/Query_string#Indexed_search
Some servers -- notably Apache and thttpd -- will take a query string
that has no encoded = character and split it into command line arguments
passed to the script.  That's harmful here.

1 files changed, 1 insertions, 1 deletions

diff --git a/nawp.scm b/nawp.scm
index df8fa7c..5bc6f07 100755
--- a/nawp.scm
+++ b/nawp.scm
@@ -347,7 +347,7 @@
 
 (define (main)
   (match (command-line-arguments)
-    (() (cgi-main))
+    (() (when (get-environment-variable "GATEWAY_INTERFACE") (cgi-main)))
     ((adduser username display-name)
       (add-user username (read-password "Password: ") display-name))
     (everything-else (help))))