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src/low-level/imap/mailimap.c

@@ -2309,7 +2309,7 @@ int mailimap_send_current_tag(mailimap * session)
   int r;
 
   session->imap_tag ++;
-  snprintf(tag_str, 15, "%i", session->imap_tag);
+  snprintf(tag_str, 15, "C%i", session->imap_tag);
 
   r = mailimap_tag_send(session->imap_stream, tag_str);
   if (r != MAILIMAP_NO_ERROR)
@@ -2502,7 +2502,7 @@ mailimap * mailimap_new(size_t imap_progr_rate,
 
   f->imap_logger = NULL;
   f->imap_logger_context = NULL;
-
+  f->complex_command_tag_enabled = 0
   return f;
 
  free_stream_buffer:
@@ -2590,3 +2590,13 @@ void mailimap_set_logger(mailimap * session, void (* logger)(mailimap * session,
   session->imap_logger = logger;
   session->imap_logger_context = logger_context;
 }
+
+LIBETPAN_EXPORT    
+void mailimap_set_complex_command_tag_enabled(mailimap * imap, int enabled) {
+	imap->complex_command_tag_enabled = enabled;
+}
+
+LIBETPAN_EXPORT
+int mailimap_is_complex_command_tag_enabled(mailimap * imap) {
+	return imap->complex_command_tag_enabled;
+}

src/low-level/imap/mailimap.h

@@ -802,6 +802,12 @@ time_t mailimap_get_timeout(mailimap * session);
 LIBETPAN_EXPORT
 void mailimap_set_logger(mailimap * session, void (* logger)(mailimap * session, int log_type,
     const char * str, size_t size, void * context), void * logger_context);
+
+LIBETPAN_EXPORT    
+void mailimap_set_complex_command_tag_enabled(mailimap * imap, int enabled); 
+
+LIBETPAN_EXPORT
+int mailimap_is_complex_command_tag_enabled(mailimap * imap); 
 
 #ifdef __cplusplus
 }

src/low-level/imap/mailimap_types.h

@@ -3385,6 +3385,8 @@ struct mailimap {
 
   void (* imap_logger)(mailimap * session, int log_type, const char * str, size_t size, void * context);
   void * imap_logger_context;
+
+  int complex_command_tag_enabled;
 };