[git commit master] split: handle - as "use stdin". +13 bytes. Closes bug 741.

[Denys Vlasenko]

commit: http://git.busybox.net/busybox/commit/?id=5b6fe34cee9ccb70e813a1c3844c8d35fb708cbe
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 coreutils/cksum.c |    4 ++--
 coreutils/split.c |    6 +++++-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/coreutils/cksum.c b/coreutils/cksum.c
index 3a77c75..8e65b1c 100644
--- a/coreutils/cksum.c
+++ b/coreutils/cksum.c
@@ -4,8 +4,8 @@
  *
  * Copyright (C) 2006 by Rob Sullivan, with ideas from code by Walter Harms
  *
- * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */
-
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
 #include "libbb.h"
 
 int cksum_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/split.c b/coreutils/split.c
index 2191f30..c2f3885 100644
--- a/coreutils/split.c
+++ b/coreutils/split.c
@@ -79,9 +79,13 @@ int split_main(int argc UNUSED_PARAM, char **argv)
 
 	argv += optind;
 	if (argv[0]) {
+		int fd;
 		if (argv[1])
 			sfx = argv[1];
-		xmove_fd(xopen(argv[0], O_RDONLY), 0);
+		fd = open_or_warn_stdin(argv[0]);
+		if (fd == -1)
+			return EXIT_FAILURE;
+		xmove_fd(fd, STDIN_FILENO);
 	} else {
 		argv[0] = (char *) bb_msg_standard_input;
 	}
-- 
1.6.3.3