From af70c87970037e040f49eda454fb50e4b807078a Mon Sep 17 00:00:00 2001
From: Tim Kientzle <kientzle@gmail.com>
Date: Fri, 9 Jan 2009 01:50:25 -0500
Subject: [PATCH] Merge r407 from trunk, in order to fix Issue 3:
 http://code.google.com/p/libarchive/issues/detail?id=3

SVN-Revision: 408
---
 libarchive/archive_write_disk.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libarchive/archive_write_disk.c b/libarchive/archive_write_disk.c
index ef10723c1..844a29468 100644
--- a/libarchive/archive_write_disk.c
+++ b/libarchive/archive_write_disk.c
@@ -519,6 +519,9 @@ write_data_block(struct archive_write_disk *a,
 	ssize_t bytes_written = 0;
 	ssize_t block_size = 0, bytes_to_write;
 
+	if (size == 0)
+		return (ARCHIVE_OK);
+
 	if (a->filesize == 0 || a->fd < 0) {
 		archive_set_error(&a->archive, 0,
 		    "Attempt to write to an empty file");
-- 
2.47.3