From 9a079266dd8c798d1a6e90f41e9bf719c874fbc9 Mon Sep 17 00:00:00 2001
From: Alasdair Kergon <agk@redhat.com>
Date: Thu, 24 Apr 2003 21:58:34 +0000
Subject: [PATCH] Add pool_strndup

---
 lib/mm/pool-debug.c | 12 ++++++++++++
 lib/mm/pool-fast.c  | 12 ++++++++++++
 lib/mm/pool.h       |  1 +
 3 files changed, 25 insertions(+)

diff --git a/lib/mm/pool-debug.c b/lib/mm/pool-debug.c
index ecb92e63c..9065346ca 100644
--- a/lib/mm/pool-debug.c
+++ b/lib/mm/pool-debug.c
@@ -205,3 +205,15 @@ char *pool_strdup(struct pool *p, const char *str)
 
 	return ret;
 }
+
+char *pool_strndup(struct pool *p, const char *str, size_t n)
+{
+	char *ret = pool_alloc(p, n + 1);
+
+	if (ret) {
+		strncpy(ret, str, n);
+		ret[n] = '\0';
+	}
+
+	return ret;
+}
diff --git a/lib/mm/pool-fast.c b/lib/mm/pool-fast.c
index 423d60a78..9d40e9391 100644
--- a/lib/mm/pool-fast.c
+++ b/lib/mm/pool-fast.c
@@ -205,6 +205,18 @@ char *pool_strdup(struct pool *p, const char *str)
 	return ret;
 }
 
+char *pool_strndup(struct pool *p, const char *str, size_t n)
+{
+	char *ret = pool_alloc(p, n + 1);
+
+	if (ret) {
+		strncpy(ret, str, n);
+		ret[n] = '\0';
+	}
+
+	return ret;
+}
+
 void _align_chunk(struct chunk *c, unsigned alignment)
 {
 	c->begin += alignment - ((unsigned long) c->begin & (alignment - 1));
diff --git a/lib/mm/pool.h b/lib/mm/pool.h
index bb03dee23..4e82617dc 100644
--- a/lib/mm/pool.h
+++ b/lib/mm/pool.h
@@ -106,6 +106,7 @@ void pool_abandon_object(struct pool *p);
 
 /* utilities */
 char *pool_strdup(struct pool *p, const char *str);
+char *pool_strndup(struct pool *p, const char *str, size_t n);
 
 static inline void *pool_zalloc(struct pool *p, size_t s)
 {
-- 
2.43.5