string_list: Fix argument order for for_each_string_list

Update the definition and callers of for_each_string_list to use the
string_list as the first argument.  This helps make the string_list
API easier to use by being more consistent.

Signed-off-by: Julian Phillips <julian@quantumfyre.co.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

builtin/fetch.c

@@ -633,7 +633,7 @@ static void find_non_local_tags(struct transport *transport,
 	 * For all the tags in the remote_refs string list, call
 	 * add_to_tail to add them to the list of refs to be fetched
 	 */
-	for_each_string_list(add_to_tail, &remote_refs, &data);
+	for_each_string_list(&remote_refs, add_to_tail, &data);
 
 	string_list_clear(&remote_refs, 0);
 }

builtin/ls-files.c

@@ -186,7 +186,7 @@ static void show_ru_info(const char *prefix)
 {
 	if (!the_index.resolve_undo)
 		return;
-	for_each_string_list(show_one_ru, the_index.resolve_undo, NULL);
+	for_each_string_list(the_index.resolve_undo, show_one_ru, NULL);
 }
 
 static void show_files(struct dir_struct *dir, const char *prefix)

builtin/remote.c

@@ -1081,24 +1081,24 @@ static int show(int argc, const char **argv)
 
 		/* remote branch info */
 		info.width = 0;
-		for_each_string_list(add_remote_to_show_info, &states.new, &info);
-		for_each_string_list(add_remote_to_show_info, &states.tracked, &info);
-		for_each_string_list(add_remote_to_show_info, &states.stale, &info);
+		for_each_string_list(&states.new, add_remote_to_show_info, &info);
+		for_each_string_list(&states.tracked, add_remote_to_show_info, &info);
+		for_each_string_list(&states.stale, add_remote_to_show_info, &info);
 		if (info.list->nr)
 			printf("  Remote branch%s:%s\n",
 			       info.list->nr > 1 ? "es" : "",
 				no_query ? " (status not queried)" : "");
-		for_each_string_list(show_remote_info_item, info.list, &info);
+		for_each_string_list(info.list, show_remote_info_item, &info);
 		string_list_clear(info.list, 0);
 
 		/* git pull info */
 		info.width = 0;
 		info.any_rebase = 0;
-		for_each_string_list(add_local_to_show_info, &branch_list, &info);
+		for_each_string_list(&branch_list, add_local_to_show_info, &info);
 		if (info.list->nr)
 			printf("  Local branch%s configured for 'git pull':\n",
 			       info.list->nr > 1 ? "es" : "");
-		for_each_string_list(show_local_info_item, info.list, &info);
+		for_each_string_list(info.list, show_local_info_item, &info);
 		string_list_clear(info.list, 0);
 
 		/* git push info */
@@ -1106,14 +1106,14 @@ static int show(int argc, const char **argv)
 			printf("  Local refs will be mirrored by 'git push'\n");
 
 		info.width = info.width2 = 0;
-		for_each_string_list(add_push_to_show_info, &states.push, &info);
+		for_each_string_list(&states.push, add_push_to_show_info, &info);
 		qsort(info.list->items, info.list->nr,
 			sizeof(*info.list->items), cmp_string_with_push);
 		if (info.list->nr)
 			printf("  Local ref%s configured for 'git push'%s:\n",
 				info.list->nr > 1 ? "s" : "",
 				no_query ? " (status not queried)" : "");
-		for_each_string_list(show_push_info_item, info.list, &info);
+		for_each_string_list(info.list, show_push_info_item, &info);
 		string_list_clear(info.list, 0);
 
 		free_remote_ref_states(&states);

notes.c

@@ -969,7 +969,7 @@ struct notes_tree **load_notes_trees(struct string_list *refs)
 	trees = xmalloc((refs->nr+1) * sizeof(struct notes_tree *));
 	cb_data.counter = 0;
 	cb_data.trees = trees;
-	for_each_string_list(load_one_display_note_ref, refs, &cb_data);
+	for_each_string_list(refs, load_one_display_note_ref, &cb_data);
 	trees[cb_data.counter] = NULL;
 	return trees;
 }
@@ -996,8 +996,8 @@ void init_display_notes(struct display_notes_opt *opt)
 	git_config(notes_display_config, &load_config_refs);
 
 	if (opt && opt->extra_notes_refs)
-		for_each_string_list(string_list_add_refs_from_list,
-				     opt->extra_notes_refs,
+		for_each_string_list(opt->extra_notes_refs,
+				     string_list_add_refs_from_list,
 				     &display_notes_refs);
 
 	display_notes_trees = load_notes_trees(&display_notes_refs);

resolve-undo.c

@@ -50,7 +50,7 @@ static int write_one(struct string_list_item *item, void *cbdata)
 
 void resolve_undo_write(struct strbuf *sb, struct string_list *resolve_undo)
 {
-	for_each_string_list(write_one, resolve_undo, sb);
+   for_each_string_list(resolve_undo, write_one, sb);
 }
 
 struct string_list *resolve_undo_read(const char *data, unsigned long size)

string-list.c

@@ -92,8 +92,8 @@ struct string_list_item *string_list_lookup(const char *string, struct string_li
 	return list->items + i;
 }
 
-int for_each_string_list(string_list_each_func_t fn,
-			 struct string_list *list, void *cb_data)
+int for_each_string_list(struct string_list *list,
+			 string_list_each_func_t fn, void *cb_data)
 {
 	int i, ret = 0;
 	for (i = 0; i < list->nr; i++)

string-list.h

@@ -22,8 +22,8 @@ void string_list_clear_func(struct string_list *list, string_list_clear_func_t c
 
 /* Use this function to iterate over each item */
 typedef int (*string_list_each_func_t)(struct string_list_item *, void *);
-int for_each_string_list(string_list_each_func_t,
-			 struct string_list *list, void *cb_data);
+int for_each_string_list(struct string_list *list,
+			 string_list_each_func_t, void *cb_data);
 
 /* Use these functions only on sorted lists: */
 int string_list_has_string(const struct string_list *list, const char *string);