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-rw-r--r--string-list.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/string-list.c b/string-list.c
index a0cf0cfe88..1f6063f2a2 100644
--- a/string-list.c
+++ b/string-list.c
@@ -195,16 +195,6 @@ void string_list_clear_func(struct string_list *list, string_list_clear_func_t c
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)
{
@@ -224,18 +214,28 @@ struct string_list_item *string_list_append(struct string_list *list,
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,