Manuel points out that if printf needs a flush to act like dprintf, the result

is bigger.  Revert last patch.

diff --git a/coreutils/tail.c b/coreutils/tail.c
index ef00383853831a7f183a5ba506ae73d1b4e05bc7..e3f89d2eea5424c1661e02a6fb9ac54c337d3d59 100644 (file)
--- a/coreutils/tail.c
+++ b/coreutils/tail.c
@@ -62,8 +62,7 @@ static int status
 static void tail_xprint_header(const char *fmt, const char *filename)
 {
        /* If we get an output error, there is really no sense in continuing. */
-       if (printf(fmt, filename) < 0 ||
-                       fflush(stdout) < 0) {
+       if (dprintf(STDOUT_FILENO, fmt, filename) < 0) {
                bb_perror_nomsg_and_die();
        }
 }