Renamed 'con_cls' -> 'req_cls' for access handler callback

The argument is actually request-specific, not connection specific. The
name was confusing.
Fixed related documentation and clarified usage.

Also fixed code where argument named 'unused' was actually used.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/testcurl/test_concurrent_stop.c b/src/testcurl/test_concurrent_stop.c
index ee41ef94..306b2b5b 100644
--- a/src/testcurl/test_concurrent_stop.c
+++ b/src/testcurl/test_concurrent_stop.c
@@ -143,7 +143,7 @@ ahc_echo (void *cls,
           const char *version,
           const char *upload_data,
           size_t *upload_data_size,
-          void **usr_data)
+          void **req_cls)
 {
   static int marker;
   const char *me = cls;
@@ -153,12 +153,12 @@ ahc_echo (void *cls,
 
   if (0 != strcmp (me, method))
     return MHD_NO;              /* unexpected method */
-  if (&marker != *usr_data)
+  if (&marker != *req_cls)
   {
-    *usr_data = ▮
+    *req_cls = ▮
     return MHD_YES;
   }
-  *usr_data = NULL;
+  *req_cls = NULL;
   ret = MHD_queue_response (connection,
                             MHD_HTTP_OK,
                             response);