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, 7 insertions, 7 deletions

diff --git a/src/font.h b/src/font.h
index dc8bcde3389..d37f0c86a23 100644
--- a/src/font.h
+++ b/src/font.h
@@ -783,10 +783,10 @@ extern void font_prepare_for_face (FRAME_PTR f, struct face *face);
 extern void font_done_for_face (FRAME_PTR f, struct face *face);
 
 extern Lisp_Object font_open_by_spec (FRAME_PTR f, Lisp_Object spec);
-extern Lisp_Object font_open_by_name (FRAME_PTR f, char *name);
+extern Lisp_Object font_open_by_name (FRAME_PTR f, const char *name);
 extern void font_close_object (FRAME_PTR f, Lisp_Object font_object);
 
-extern Lisp_Object font_intern_prop (char *str, int len, int force_symbol);
+extern Lisp_Object font_intern_prop (const char *str, int len, int force_symbol);
 extern void font_update_sort_order (int *order);
 
 extern void font_parse_family_registry (Lisp_Object family,
@@ -795,12 +795,12 @@ extern void font_parse_family_registry (Lisp_Object family,
 extern Lisp_Object font_spec_from_family_registry (Lisp_Object family,
                                                    Lisp_Object registry);
 
-extern int font_parse_xlfd (char *name, Lisp_Object font);
+extern int font_parse_xlfd (const char *name, Lisp_Object font);
 extern int font_unparse_xlfd (Lisp_Object font, int pixel_size,
                               char *name, int bytes);
-extern int font_parse_fcname (char *name, Lisp_Object font);
+extern int font_parse_fcname (const char *name, Lisp_Object font);
 extern int font_unparse_fcname (Lisp_Object font, int pixel_size,
-                                char *name, int bytes);
+                                const char *name, int bytes);
 extern int font_unparse_gtkname (Lisp_Object, struct frame *, char *, int);
 extern void register_font_driver (struct font_driver *driver, FRAME_PTR f);
 extern void free_font_driver_list (FRAME_PTR f);
@@ -856,8 +856,8 @@ extern void syms_of_nsfont (void);
 extern Lisp_Object QCfoundry, QCadstyle, QCregistry;
 
 extern Lisp_Object Vfont_log;
-extern void font_add_log (char *, Lisp_Object, Lisp_Object);
-extern void font_deferred_log (char *, Lisp_Object, Lisp_Object);
+extern void font_add_log (const char *, Lisp_Object, Lisp_Object);
+extern void font_deferred_log (const char *, Lisp_Object, Lisp_Object);
 
 #define FONT_ADD_LOG(ACTION, ARG, RESULT)       \
   do {                                          \