* cm.c (calccost, cmgoto): Use const pointers where appropriate.

* cm.h (struct cm): Likewise.
* dispextern.h (do_line_insertion_deletion_costs): Likewise.
* scroll.c (ins_del_costs, do_line_insertion_deletion_costs): Likewise.
* term.c (tty_ins_del_lines, calculate_costs, struct fkey_table):
(term_get_fkeys_1, append_glyphless_glyph, produce_glyphless_glyph):
(turn_on_face, init_tty): Likewise.
* termchar.h (struct tty_display_info): Likewise.
* term.c (tgetflag, tgetnum, tgetstr): Redefine to use const pointers.

1 files changed, 8 insertions, 5 deletions

diff --git a/src/scroll.c b/src/scroll.c
index 1343b89c41e..33af18d2090 100644
--- a/src/scroll.c
+++ b/src/scroll.c
@@ -938,8 +938,8 @@ line_ins_del (FRAME_PTR frame, int ov1, int pf1, int ovn, int pfn, register int
 
 static void
 ins_del_costs (FRAME_PTR frame,
-               char *one_line_string, char *multi_string,
-               char *setup_string, char *cleanup_string,
+               const char *one_line_string, const char *multi_string,
+               const char *setup_string, const char *cleanup_string,
                int *costvec, int *ncostvec,
                int coefficient)
 {
@@ -994,9 +994,12 @@ ins_del_costs (FRAME_PTR frame,
 
 void
 do_line_insertion_deletion_costs (FRAME_PTR frame,
-                                  char *ins_line_string, char *multi_ins_string,
-                                  char *del_line_string, char *multi_del_string,
-                                  char *setup_string, char *cleanup_string,
+                                  const char *ins_line_string,
+                                  const char *multi_ins_string,
+                                  const char *del_line_string,
+                                  const char *multi_del_string,
+                                  const char *setup_string,
+                                  const char *cleanup_string,
                                   int coefficient)
 {
   if (FRAME_INSERT_COST (frame) != 0)