Use const char* instead of char*.

* src/xterm.c (x_create_toolkit_scroll_bar):
* src/xfont.c (xfont_list_pattern):
* src/xfns.c (x_default_scroll_bar_color_parameter)
(xic_create_fontsetname, x_default_font_parameter)
(x_screen_planes):
* src/xdisp.c (c_string_pos, number_of_chars, reseat_to_string)
(store_mode_line_string, decode_mode_spec, display_string):
* src/menu.c (digest_single_submenu):
* src/keymap.h (initial_define_key, initial_define_lispy_key):
* src/keymap.c (initial_define_key, initial_define_lispy_key):
* src/image.c (image_error, image_keyword):
* src/gtkutil.h (xg_create_widget, xg_create_scroll_bar):
* src/gtkutil.c (xg_create_widget, xg_create_scroll_bar):
* src/ftfont.c (struct fc_charset_table, ftfont_spec_pattern)
(ftfont_list, ftfont_match):
* src/frame.c (frame_parm_table):
* src/font.h (font_intern_prop, font_parse_xlfd, font_parse_fcname)
(font_unparse_fcname, font_unparse_fcname, font_open_by_name)
(font_add_log, font_deferred_log):
* src/font.c (font_intern_prop, font_parse_xlfd, font_parse_fcname)
(font_unparse_fcname, font_unparse_fcname, font_open_by_name)
(font_add_log, font_deferred_log):
* src/emacs.c (argmatch):
* src/dispextern.h (struct it):
* src/coding.c (ENCODE_DESIGNATION):
* src/charset.c (define_charset_internal): Use const.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/image.c b/src/image.c
index 0ae8bf10399..34d89d2e195 100644
--- a/src/image.c
+++ b/src/image.c
@@ -598,7 +598,7 @@ Lisp_Object Vimage_cache_eviction_delay;
 
 static Lisp_Object define_image_type (struct image_type *type, int loaded);
 static struct image_type *lookup_image_type (Lisp_Object symbol);
-static void image_error (char *format, Lisp_Object, Lisp_Object);
+static void image_error (const char *format, Lisp_Object, Lisp_Object);
 static void x_laplace (struct frame *, struct image *);
 static void x_emboss (struct frame *, struct image *);
 static int x_build_heuristic_mask (struct frame *, struct image *,
@@ -699,7 +699,7 @@ valid_image_p (Lisp_Object object)
    therefore simply displays a message.  */
 
 static void
-image_error (char *format, Lisp_Object arg1, Lisp_Object arg2)
+image_error (const char *format, Lisp_Object arg1, Lisp_Object arg2)
 {
   add_to_log (format, arg1, arg2);
 }
@@ -731,7 +731,7 @@ enum image_value_type
 struct image_keyword
 {
   /* Name of keyword.  */
-  char *name;
+  const char *name;
 
   /* The type of value allowed.  */
   enum image_value_type type;