X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/5a7df0480aa9e958e612b2da9addd589d404fd95..ba937f0119d6102d2af9cc777cce495e65544952:/lib/cgi.c

diff --git a/lib/cgi.c b/lib/cgi.c
index 9e455bf..c3a7680 100644
--- a/lib/cgi.c
+++ b/lib/cgi.c
@@ -213,6 +213,11 @@ void cgi_set(const char *name, const char *value) {
   hash_add(cgi_args, name, &value, HASH_INSERT_OR_REPLACE);
 }
 
+/** @brief Clear CGI arguments */
+void cgi_clear(void) {
+  cgi_args = hash_new(sizeof (char *));
+}
+
 /** @brief Add SGML-style quoting
  * @param src String to quote (UTF-8)
  * @return Quoted string
@@ -350,13 +355,11 @@ char *cgi_thisurl(const char *url) {
 
   dynstr_init(d);
   dynstr_append_string(d, url);
-  if(*keys) {
-    dynstr_append(d, '?');
-    for(n = 0; keys[n]; ++n) {
-      dynstr_append_string(d, urlencodestring(keys[n]));
-      dynstr_append(d, '=');
-      dynstr_append_string(d, cgi_get(keys[n]));
-    }
+  for(n = 0; keys[n]; ++n) {
+    dynstr_append(d, n ? '&' : '?');
+    dynstr_append_string(d, urlencodestring(keys[n]));
+    dynstr_append(d, '=');
+    dynstr_append_string(d, urlencodestring(cgi_get(keys[n])));
   }
   dynstr_terminate(d);
   return d->vec;