2 files changed, 20 insertions, 7 deletions
diff --git a/src/nvim/api/private/helpers.c b/src/nvim/api/private/helpers.c
index e736e29e2d..f00fbf69ea 100644
--- a/src/nvim/api/private/helpers.c
+++ b/src/nvim/api/private/helpers.c
@@ -667,6 +667,22 @@ tabpage_T *find_tab_by_handle(Tabpage tabpage, Error *err)
   return rv;
 }
 
+/// Allocates a String consisting of a single char. Does not support multibyte
+/// characters. The resulting string is also NUL-terminated, to facilitate
+/// interoperating with code using C strings.
+///
+/// @param char the char to convert
+/// @return the resulting String, if the input char was NUL, an
+///         empty String is returned
+String cchar_to_string(char c)
+{
+  char buf[] = { c, NUL };
+  return (String) {
+    .data = xmemdupz(buf, 1),
+    .size = (c != NUL) ? 1 : 0
+  };
+}
+
 /// Copies a C string into a String (binary safe string, characters + length).
 /// The resulting string is also NUL-terminated, to facilitate interoperating
 /// with code using C strings.
diff --git a/src/nvim/api/ui_events.in.h b/src/nvim/api/ui_events.in.h
index 093251bb00..17eefbe1d6 100644
--- a/src/nvim/api/ui_events.in.h
+++ b/src/nvim/api/ui_events.in.h
@@ -66,17 +66,14 @@ void popupmenu_hide(void)
 void popupmenu_select(Integer selected)
   FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
 void tabline_update(Tabpage current, Array tabs)
-  FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
-
-void cmdline_enter(void)
     FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
-void cmdline_show(Array content, Integer pos, String firstc, String prompt)
+void cmdline_show(Array content, Integer pos, String firstc, String prompt, Integer level)
     FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
-void cmdline_pos(Integer pos)
+void cmdline_pos(Integer pos, Integer level)
     FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
-void cmdline_char(String c, Integer shift)
+void cmdline_char(String c, Integer shift, Integer level)
     FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
-void cmdline_hide(void)
+void cmdline_hide(Integer level)
     FUNC_API_SINCE(3) FUNC_API_REMOTE_ONLY;
 
 #endif  // NVIM_API_UI_EVENTS_IN_H