* 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, 16 insertions, 17 deletions

diff --git a/src/cm.h b/src/cm.h
index 7b4bedd4e88..5d430598f0c 100644
--- a/src/cm.h
+++ b/src/cm.h
@@ -35,25 +35,25 @@ struct cm
     int cm_curX;                        /* Current column */
 
     /* Capabilities from termcap */
-    char *cm_up;                /* up (up) */
-    char *cm_down;              /* down (do) */
-    char *cm_left;              /* left (le) */
-    char *cm_right;             /* right (nd) */
-    char *cm_home;              /* home (ho) */
-    char *cm_cr;                /* carriage return (cr) */
-    char *cm_ll;                /* last line (ll) */
-    char *cm_tab;               /* tab (ta) */
-    char *cm_backtab;           /* backtab (bt) */
+    const char *cm_up;          /* up (up) */
+    const char *cm_down;        /* down (do) */
+    const char *cm_left;        /* left (le) */
+    const char *cm_right;       /* right (nd) */
+    const char *cm_home;        /* home (ho) */
+    const char *cm_cr;          /* carriage return (cr) */
+    const char *cm_ll;          /* last line (ll) */
+    const char *cm_tab;         /* tab (ta) */
+    const char *cm_backtab;     /* backtab (bt) */
     char *cm_abs;               /* absolute (cm) */
-    char *cm_habs;              /* horizontal absolute (ch) */
-    char *cm_vabs;              /* vertical absolute (cv) */
+    const char *cm_habs;        /* horizontal absolute (ch) */
+    const char *cm_vabs;        /* vertical absolute (cv) */
 #if 0
-    char *cm_ds;                /* "don't send" string (ds) */
+    const char *cm_ds;          /* "don't send" string (ds) */
 #endif
-    char *cm_multiup;           /* multiple up (UP) */
-    char *cm_multidown;         /* multiple down (DO) */
-    char *cm_multileft;         /* multiple left (LE) */
-    char *cm_multiright;        /* multiple right (RI) */
+    const char *cm_multiup;     /* multiple up (UP) */
+    const char *cm_multidown;   /* multiple down (DO) */
+    const char *cm_multileft;   /* multiple left (LE) */
+    const char *cm_multiright;  /* multiple right (RI) */
     int cm_cols;                /* number of cols on screen (co) */
     int cm_rows;                /* number of rows on screen (li) */
     int cm_tabwidth;            /* tab width (it) */
@@ -168,4 +168,3 @@ extern void cmcostinit (struct tty_display_info *);
 extern void cmgoto (struct tty_display_info *, int, int);
 extern void Wcm_clear (struct tty_display_info *);
 extern int Wcm_init (struct tty_display_info *);
-