Added more const-ness to the function arguments.

src/dialog.c

@@ -183,7 +183,7 @@ cb_ret_t default_dlg_callback (Dlg_head *h, dlg_msg_t msg, int parm)
 
 Dlg_head *
 create_dlg (int y1, int x1, int lines, int cols, const int *color_set,
-	    dlg_cb_fn callback, char *help_ctx, const char *title,
+	    dlg_cb_fn callback, const char *help_ctx, const char *title,
 	    int flags)
 {
     Dlg_head *new_d;
@@ -198,7 +198,7 @@ create_dlg (int y1, int x1, int lines, int cols, const int *color_set,
 
     new_d = g_new0 (Dlg_head, 1);
     new_d->color = color_set;
-    new_d->help_ctx = help_ctx;
+    new_d->help_ctx = const_cast(char *, help_ctx);
     new_d->callback = callback ? callback : default_dlg_callback;
     new_d->x = x1;
     new_d->y = y1;

src/dialog.h

@@ -143,7 +143,7 @@ void draw_double_box (Dlg_head *h, int y, int x, int ys, int xs);
 /* Creates a dialog head  */
 Dlg_head *create_dlg (int y1, int x1, int lines, int cols,
 		      const int *color_set, dlg_cb_fn callback,
-		      char *help_ctx, const char *title, int flags);
+		      const char *help_ctx, const char *title, int flags);
 
 
 /* The flags: */

src/wtools.c

@@ -39,11 +39,11 @@
 
 
 Listbox *
-create_listbox_window (int cols, int lines, char *title, char *help)
+create_listbox_window (int cols, int lines, const char *title, const char *help)
 {
     int xpos, ypos, len;
     Listbox *listbox = g_new (Listbox, 1);
-    char *cancel_string = _("&Cancel");
+    const char *cancel_string = _("&Cancel");
 
     /* Adjust sizes */
     lines = (lines > LINES - 6) ? LINES - 6 : lines;
@@ -68,7 +68,7 @@ create_listbox_window (int cols, int lines, char *title, char *help)
 
     add_widget (listbox->dlg,
 		button_new (lines + 3, (cols / 2 + 2) - len / 2, B_CANCEL,
-			    NORMAL_BUTTON, cancel_string, 0));
+			    NORMAL_BUTTON, const_cast(char *, cancel_string), 0));
     add_widget (listbox->dlg, listbox->list);
 
     return listbox;
@@ -431,8 +431,8 @@ int quick_dialog (QuickDialog *qd)
 
 /* Show dialog, not background safe */
 static char *
-fg_input_dialog_help (char *header, char *text, char *help,
+fg_input_dialog_help (const char *header, const char *text, const char *help,
-			char *def_text)
+			const char *def_text)
 {
     QuickDialog Quick_input;
     QuickWidget quick_widgets[] = {
@@ -483,11 +483,11 @@ fg_input_dialog_help (char *header, char *text, char *help,
 
     Quick_input.xlen = len;
     Quick_input.xpos = -1;
-    Quick_input.title = header;
+    Quick_input.title = const_cast(char *, header);
-    Quick_input.help = help;
+    Quick_input.help = const_cast(char *, help);
     Quick_input.i18n = 0;
     quick_widgets[INPUT_INDEX + 1].text = g_strstrip (g_strdup (text));
-    quick_widgets[INPUT_INDEX].text = def_text;
+    quick_widgets[INPUT_INDEX].text = const_cast(char *, def_text);
 
     for (i = 0; i < 4; i++)
 	quick_widgets[i].y_divisions = lines + 6;
@@ -510,7 +510,7 @@ fg_input_dialog_help (char *header, char *text, char *help,
 
 /* Show input dialog, background safe */
 char *
-input_dialog_help (char *header, char *text, char *help, char *def_text)
+input_dialog_help (const char *header, const char *text, const char *help, const char *def_text)
 {
 #ifdef WITH_BACKGROUND
     if (we_are_background)
@@ -524,13 +524,13 @@ input_dialog_help (char *header, char *text, char *help, char *def_text)
 }
 
 /* Show input dialog with default help, background safe */
-char *input_dialog (char *header, char *text, char *def_text)
+char *input_dialog (const char *header, const char *text, const char *def_text)
 {
     return input_dialog_help (header, text, "[Input Line Keys]", def_text);
 }
 
 char *
-input_expand_dialog (char *header, char *text, char *def_text)
+input_expand_dialog (const char *header, const char *text, const char *def_text)
 {
     char *result;
     char *expanded;

src/wtools.h

@@ -10,7 +10,7 @@ typedef struct {
     struct WListbox *list;
 } Listbox;
 
-Listbox *create_listbox_window (int cols, int lines, char *title, char *help);
+Listbox *create_listbox_window (int cols, int lines, const char *title, const char *help);
 #define LISTBOX_APPEND_TEXT(l,h,t,d) \
     listbox_add_item (l->list, 0, h, t, d);
 
@@ -61,9 +61,9 @@ int quick_dialog_skip (QuickDialog *qd, int nskip);
 /* Pass this as def_text to request a password */
 #define INPUT_PASSWORD ((char *) -1)
 
-char *input_dialog (char *header, char *text, char *def_text);
+char *input_dialog (const char *header, const char *text, const char *def_text);
-char *input_dialog_help (char *header, char *text, char *help, char *def_text);
+char *input_dialog_help (const char *header, const char *text, const char *help, const char *def_text);
-char *input_expand_dialog (char *header, char *text, char *def_text);
+char *input_expand_dialog (const char *header, const char *text, const char *def_text);
 
 void query_set_sel (int new_sel);
 

vfs/utilvfs.c

@@ -857,8 +857,8 @@ vfs_die (const char *m)
 }
 
 char *
-vfs_get_password (char *msg)
+vfs_get_password (const char *msg)
 {
-    return (char *) input_dialog (msg, _("Password:"), INPUT_PASSWORD);
+    return input_dialog (msg, _("Password:"), INPUT_PASSWORD);
 }
 

vfs/utilvfs.h

@@ -20,7 +20,7 @@ int vfs_split_text (char *p);
 
 int vfs_mkstemps (char **pname, const char *prefix, const char *basename);
 void vfs_die (const char *msg);
-char *vfs_get_password (char *msg);
+char *vfs_get_password (const char *msg);
 
 int vfs_parse_ls_lga (const char *p, struct stat *s, char **filename,
 		      char **linkname);