eval/userfunc.c: save the repeat_cmdline along with the redo buff

A user function can clobber the repeat_cmdline, which is used to build
the redo buffer, thus, if the redo buffer is saved when calling a
userfunc, so should the repeat_cmdline.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/nvim/eval/userfunc.c b/src/nvim/eval/userfunc.c
index c46cb6ba5d..7f64b39cd8 100644
--- a/src/nvim/eval/userfunc.c
+++ b/src/nvim/eval/userfunc.c
@@ -837,6 +837,7 @@ void call_user_func(ufunc_T *fp, int argcount, typval_T *argvars, typval_T *rett
   int started_profiling = false;
   bool did_save_redo = false;
   save_redo_T save_redo;
+  char_u* saved_repeat_cmdline = NULL;
 
   // If depth of calling is getting too high, don't execute the function
   if (depth >= p_mfd) {
@@ -849,6 +850,9 @@ void call_user_func(ufunc_T *fp, int argcount, typval_T *argvars, typval_T *rett
   // Save search patterns and redo buffer.
   save_search_patterns();
   if (!ins_compl_active()) {
+    if (repeat_cmdline) {
+      saved_repeat_cmdline = xstrdup(repeat_cmdline);
+    }
     saveRedobuff(&save_redo);
     did_save_redo = true;
   }
@@ -1198,6 +1202,8 @@ void call_user_func(ufunc_T *fp, int argcount, typval_T *argvars, typval_T *rett
   // restore search patterns and redo buffer
   if (did_save_redo) {
     restoreRedobuff(&save_redo);
+    xfree(repeat_cmdline);
+    repeat_cmdline = saved_repeat_cmdline;
   }
   restore_search_patterns();
 }