busybox: 1.16.0 tail fix

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
This commit is contained in:
Peter Korsgaard 2010-03-12 23:19:57 +01:00
parent b00a1a70b5
commit 0a66aa169a

View File

@ -0,0 +1,13 @@
diff -urpN busybox-1.16.0/coreutils/tail.c busybox-1.16.0-tail/coreutils/tail.c
--- busybox-1.16.0/coreutils/tail.c 2010-03-08 22:49:32.000000000 +0100
+++ busybox-1.16.0-tail/coreutils/tail.c 2010-03-12 22:16:07.105943986 +0100
@@ -241,7 +241,8 @@ int tail_main(int argc, char **argv)
} while (nwrite);
}
}
- xwrite(STDOUT_FILENO, buf + nread - nwrite, nwrite);
+ if (nwrite > 0)
+ xwrite(STDOUT_FILENO, buf + nread - nwrite, nwrite);
} else if (count) {
if (COUNT_BYTES) {
taillen += nread;