document new choose screen properly

[disorder] / lib / cgi.c

diff --git a/lib/cgi.c b/lib/cgi.c
index 1c1154d52e82b7ec321ff3d832aa64bc1f4e467a..1d1ddd708e85725d45edc462ac182ca230d8bedd 100644 (file)
--- a/lib/cgi.c
+++ b/lib/cgi.c
@@ -207,6 +207,12 @@ const char *cgi_get(const char *name) {
   return v ? *v : NULL;
 }
 
+/** @brief Set a CGI argument */
+void cgi_set(const char *name, const char *value) {
+  value = xstrdup(value);
+  hash_add(cgi_args, name, &value, HASH_INSERT_OR_REPLACE);
+}
+
 /** @brief Add SGML-style quoting
  * @param src String to quote (UTF-8)
  * @return Quoted string
@@ -344,13 +350,11 @@ 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, cgi_get(keys[n]));
   }
   dynstr_terminate(d);
   return d->vec;