Merge branch 'sb/string-list-remove-unused' into maint

Code clean-up.

* sb/string-list-remove-unused:
string-list: remove unused function print_string_list

diff --combined string-list.c
index 771c4550980e24eb8bf9db14e27c49f983c1ed4b,c8fe666b74c73347ca493cfa12de77b68a4c18c2..1f6063f2a27812ee27b5d510dc066249198b48e3
--- 1/string-list.c
--- 2/string-list.c
+++ b/string-list.c
@@@ -195,16 -195,6 +195,6 @@@ void string_list_clear_func(struct stri
        list->nr = list->alloc = 0;
  }
  
- 
- void print_string_list(const struct string_list *p, const char *text)
- {
-       int i;
-       if ( text )
-               printf("%s\n", text);
-       for (i = 0; i < p->nr; i++)
-               printf("%s:%p\n", p->items[i].string, p->items[i].util);
- }
- 
  struct string_list_item *string_list_append_nodup(struct string_list *list,
                                                  char *string)
  {
@@@ -224,28 -214,18 +214,28 @@@ struct string_list_item *string_list_ap
                        list->strdup_strings ? xstrdup(string) : (char *)string);
  }
  
 +/*
 + * Encapsulate the compare function pointer because ISO C99 forbids
 + * casting from void * to a function pointer and vice versa.
 + */
 +struct string_list_sort_ctx
 +{
 +      compare_strings_fn cmp;
 +};
 +
  static int cmp_items(const void *a, const void *b, void *ctx)
  {
 -      compare_strings_fn cmp = ctx;
 +      struct string_list_sort_ctx *sort_ctx = ctx;
        const struct string_list_item *one = a;
        const struct string_list_item *two = b;
 -      return cmp(one->string, two->string);
 +      return sort_ctx->cmp(one->string, two->string);
  }
  
  void string_list_sort(struct string_list *list)
  {
 -      QSORT_S(list->items, list->nr, cmp_items,
 -              list->cmp ? list->cmp : strcmp);
 +      struct string_list_sort_ctx sort_ctx = {list->cmp ? list->cmp : strcmp};
 +
 +      QSORT_S(list->items, list->nr, cmp_items, &sort_ctx);
  }
  
  struct string_list_item *unsorted_string_list_lookup(struct string_list *list,