refactor: replace char_u with char 23 (#21798)

Work on https://github.com/neovim/neovim/issues/459

3 files changed, 5 insertions, 5 deletions

diff --git a/src/nvim/eval/funcs.c b/src/nvim/eval/funcs.c
index 25e026706c..648e101fcd 100644
--- a/src/nvim/eval/funcs.c
+++ b/src/nvim/eval/funcs.c
@@ -7612,7 +7612,7 @@ static void f_spellsuggest(typval_T *argvars, typval_T *rettv, EvalFuncData fptr
     maxcount = 25;
   }
 
-  spell_suggest_list(&ga, (char_u *)str, maxcount, need_capital, false);
+  spell_suggest_list(&ga, (char *)str, maxcount, need_capital, false);
 
 f_spellsuggest_return:
   tv_list_alloc_ret(rettv, (ptrdiff_t)ga.ga_len);
diff --git a/src/nvim/eval/typval_defs.h b/src/nvim/eval/typval_defs.h
index 939e5d0810..4615198441 100644
--- a/src/nvim/eval/typval_defs.h
+++ b/src/nvim/eval/typval_defs.h
@@ -337,7 +337,7 @@ struct ufunc {
                            ///< used for s: variables
   int uf_refcount;      ///< reference count, see func_name_refcount()
   funccall_T *uf_scoped;       ///< l: local variables for closure
-  char_u *uf_name_exp;  ///< if "uf_name[]" starts with SNR the name with
+  char *uf_name_exp;    ///< if "uf_name[]" starts with SNR the name with
                         ///< "<SNR>" as a string, otherwise NULL
   char uf_name[];    ///< Name of function (actual size equals name);
                      ///< can start with <SNR>123_
diff --git a/src/nvim/eval/userfunc.c b/src/nvim/eval/userfunc.c
index 5d3b70b414..41dc7d5e61 100644
--- a/src/nvim/eval/userfunc.c
+++ b/src/nvim/eval/userfunc.c
@@ -1652,7 +1652,7 @@ theend:
 
 char *printable_func_name(ufunc_T *fp)
 {
-  return fp->uf_name_exp != NULL ? (char *)fp->uf_name_exp : fp->uf_name;
+  return fp->uf_name_exp != NULL ? fp->uf_name_exp : fp->uf_name;
 }
 
 /// List the head of the function: "name(arg1, arg2)".
@@ -2296,7 +2296,7 @@ void ex_function(exarg_T *eap)
     } else {
       xfree(line_to_free);
       if (eap->getline == NULL) {
-        theline = (char *)getcmdline(':', 0L, indent, do_concat);
+        theline = getcmdline(':', 0L, indent, do_concat);
       } else {
         theline = eap->getline(':', eap->cookie, indent, do_concat);
       }
@@ -2532,7 +2532,7 @@ void ex_function(exarg_T *eap)
         fp = NULL;
         overwrite = true;
       } else {
-        char_u *exp_name = fp->uf_name_exp;
+        char *exp_name = fp->uf_name_exp;
         // redefine existing function, keep the expanded name
         XFREE_CLEAR(name);
         fp->uf_name_exp = NULL;