From 8bb2da063f59e7586c61f88c1fb2d268e6191e5c Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Mon, 3 Nov 2008 18:24:00 +0100
Subject: tag: added function tag_has_type()

tag_has_type() checks whether the tag contains one or more items with
the specified type.
---
 src/tag.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/tag.c')

diff --git a/src/tag.c b/src/tag.c
index 2ec4986ab..5e2a3620e 100644
--- a/src/tag.c
+++ b/src/tag.c
@@ -319,6 +319,18 @@ struct tag *tag_dup(const struct tag *tag)
 	return ret;
 }
 
+bool tag_has_type(const struct tag *tag, enum tag_type type)
+{
+	assert(tag != NULL);
+	assert(type < TAG_NUM_OF_ITEM_TYPES);
+
+	for (unsigned i = 0; i < tag->numOfItems; i++)
+		if (tag->items[i]->type == type)
+			return true;
+
+	return false;
+}
+
 int tag_equal(const struct tag *tag1, const struct tag *tag2)
 {
 	int i;
-- 
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