From 9b540397f07fd6852079954e6519a8f61c5c0a21 Mon Sep 17 00:00:00 2001
From: William Pitcock <nenolod@dereferenced.org>
Date: Sun, 6 May 2012 20:26:24 -0500
Subject: [PATCH] parse: add pkg_dependency_free().

---
 parse.c | 17 +++++++++++++++++
 pkg.h   |  1 +
 2 files changed, 18 insertions(+)

diff --git a/parse.c b/parse.c
index 4c70461..9738a02 100644
--- a/parse.c
+++ b/parse.c
@@ -107,6 +107,23 @@ pkg_dependency_append(pkg_dependency_t *head, pkg_dependency_t *tail)
 	return head;
 }
 
+void
+pkg_dependency_free(pkg_dependency_t *head)
+{
+	pkg_dependency_t *node, *next;
+
+	foreach_list_entry_safe(head, next, node)
+	{
+		if (node->package != NULL)
+			free(node->package);
+
+		if (node->version != NULL)
+			free(node->version);
+
+		free(node);
+	}
+}
+
 pkg_dependency_t *
 parse_deplist(pkg_t *pkg, const char *depends)
 {
diff --git a/pkg.h b/pkg.h
index 555b6f1..fa22e58 100644
--- a/pkg.h
+++ b/pkg.h
@@ -140,6 +140,7 @@ const char *pkg_get_comparator(pkg_dependency_t *pkgdep);
 pkg_t *parse_file(const char *path, FILE *f);
 pkg_dependency_t *parse_deplist(pkg_t *pkg, const char *depends);
 pkg_dependency_t *pkg_dependency_append(pkg_dependency_t *head, pkg_dependency_t *tail);
+void pkg_dependency_free(pkg_dependency_t *head);
 
 /* argvsplit.c */
 int argv_split(const char *src, int *argc, char ***argv);