From 80b8ff07ca4c39114875c7fd3230c4e9ae823f83 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Fri, 19 May 2006 20:36:49 +0000
Subject: [PATCH] A pending item in my tree I might as well check in: I plan to
 migrate calloc() and bb_calloc() calls to bb_xzalloc() which allocates
 prezeroed memory but only takes one argument (the size).

---
 include/libbb.h | 1 +
 libbb/xfuncs.c  | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/include/libbb.h b/include/libbb.h
index 461c28fcb..ca3afea98 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -183,6 +183,7 @@ void run_applet_by_name(const char *name, int argc, char **argv);
  * to have the prototypes here unconditionally.  */
 extern void *xmalloc(size_t size);
 extern void *xrealloc(void *old, size_t size);
+extern void *xzalloc(size_t size);
 extern void *xcalloc(size_t nmemb, size_t size);
 
 extern char *bb_xstrdup (const char *s);
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index fa6aa0f9f..d3c9e41e1 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -37,6 +37,15 @@ void *xrealloc(void *ptr, size_t size)
 }
 #endif
 
+#ifdef L_xzalloc
+void *xzalloc(size_t size)
+{
+	void *ptr = xmalloc(size);
+	memset(ptr, 0, size);
+	return ptr;
+}
+#endif
+
 #ifdef L_xcalloc
 void *xcalloc(size_t nmemb, size_t size)
 {