From f10a48ce3a3c4d36fedcca183e48e72ec2ce0355 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Wed, 9 Jul 2008 17:22:17 -0700
Subject: [PATCH] New function ds_clear().

---
 include/dynamic-string.h | 1 +
 lib/dynamic-string.c     | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/include/dynamic-string.h b/include/dynamic-string.h
index e43d006a..ea69c6af 100644
--- a/include/dynamic-string.h
+++ b/include/dynamic-string.h
@@ -49,6 +49,7 @@ struct ds {
 #define DS_EMPTY_INITIALIZER { NULL, 0, 0 }
 
 void ds_init(struct ds *);
+void ds_clear(struct ds *);
 void ds_reserve(struct ds *, size_t min_length);
 void ds_put_char(struct ds *, char);
 void ds_put_cstr(struct ds *, const char *);
diff --git a/lib/dynamic-string.c b/lib/dynamic-string.c
index 68dd3419..f08e8cb5 100644
--- a/lib/dynamic-string.c
+++ b/lib/dynamic-string.c
@@ -45,6 +45,12 @@ ds_init(struct ds *ds)
     ds->allocated = 0;
 }
 
+void
+ds_clear(struct ds *ds) 
+{
+    ds->length = 0;
+}
+
 void
 ds_reserve(struct ds *ds, size_t min_length)
 {
-- 
2.30.2