From 18921bd00d97c1f160be8e778d863cd558adc51b Mon Sep 17 00:00:00 2001
From: Eric Andersen
Date: Sat, 26 Oct 2002 10:05:37 +0000
Subject: A bugfix from Danny Lepage:     It seems that under busybox unstable,
 "tar -c -f - blabla" create     a tar file named "-" instead of writing to
 stdout.

    The included patch should fix this.
---
 archival/tar.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/archival/tar.c b/archival/tar.c
index d8889ae..48d6ce2 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -474,7 +474,7 @@ static inline int writeTarFile(const char *tarName, const int verboseFlag,
 	}
 
 	/* Open the tar file for writing.  */
-	if (tarName == NULL) {
+	if (tarName == NULL || (tarName[0] == '-' && tarName[1] == '\0')) {
 		tbInfo.tarFd = fileno(stdout);
 		tbInfo.verboseFlag = verboseFlag ? 2 : 0;
 	} else {
-- 
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