patch 8.1.1891: functions used in one file are global
Problem: Functions used in one file are global.
Solution: Add "static". (Yegappan Lakshmanan, closes #4840)
diff --git a/src/ops.c b/src/ops.c
index 8f6130c..7ede1f7 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -65,6 +65,9 @@
static void copy_yank_reg(yankreg_T *reg);
static void may_set_selection(void);
#endif
+#if defined(FEAT_SMARTINDENT) || defined(FEAT_CINDENT)
+static int preprocs_left(void);
+#endif
static void dis_msg(char_u *p, int skip_esc);
static void block_prep(oparg_T *oap, struct block_def *, linenr_T, int);
static int do_addsub(int op_type, pos_T *pos, int length, linenr_T Prenum1);
@@ -830,7 +833,7 @@
/*
* Get the '=' register expression itself, without evaluating it.
*/
- char_u *
+ static char_u *
get_expr_line_src(void)
{
if (expr_line == NULL)
@@ -4088,7 +4091,7 @@
/*
* Return TRUE if lines starting with '#' should be left aligned.
*/
- int
+ static int
preprocs_left(void)
{
return