From c6f5a7a916b36fc9dd00bb6dce3b68260579abe1 Mon Sep 17 00:00:00 2001
From: Jay Soffian <jaysoffian@gmail.com>
Date: Wed, 25 Feb 2009 03:32:18 -0500
Subject: [PATCH] string-list: new for_each_string_list() function
Add a convenience function for iterating over a string_list's items via
a callback.
Signed-off-by: Jay Soffian <jaysoffian@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
string-list.c | 10 ++++++++++
string-list.h | 5 +++++
2 files changed, 15 insertions(+)
diff --git a/string-list.c b/string-list.c
index 15e14cf47a..1ac536e638 100644
--- a/string-list.c
+++ b/string-list.c
@@ -92,6 +92,16 @@ 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 i, ret = 0;
+ for (i = 0; i < list->nr; i++)
+ if ((ret = fn(&list->items[i], cb_data)))
+ break;
+ return ret;
+}
+
void string_list_clear(struct string_list *list, int free_util)
{
if (list->items) {
diff --git a/string-list.h b/string-list.h
index d32ba05202..14bbc477de 100644
--- a/string-list.h
+++ b/string-list.h
@@ -20,6 +20,11 @@ void string_list_clear(struct string_list *list, int free_util);
typedef void (*string_list_clear_func_t)(void *p, const char *str);
void string_list_clear_func(struct string_list *list, string_list_clear_func_t clearfunc);
+/* 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);
+
/* Use these functions only on sorted lists: */
int string_list_has_string(const struct string_list *list, const char *string);
int string_list_find_insert_index(const struct string_list *list, const char *string,