[src/trunk]: src/usr.bin/sed Prefer setvbuf for those who have it.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/bd408affb83b
branches:  trunk
changeset: 329738:bd408affb83b
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Jun 06 01:45:11 2014 +0000

description:
Prefer setvbuf for those who have it.

diffstat:

 usr.bin/sed/main.c |  13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diffs (34 lines):

diff -r 842f1f828f98 -r bd408affb83b usr.bin/sed/main.c
--- a/usr.bin/sed/main.c        Fri Jun 06 01:41:00 2014 +0000
+++ b/usr.bin/sed/main.c        Fri Jun 06 01:45:11 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.22 2014/06/06 00:13:13 christos Exp $       */
+/*     $NetBSD: main.c,v 1.23 2014/06/06 01:45:11 christos Exp $       */
 
 /*-
  * Copyright (c) 2013 Johann 'Myrkraverk' Oskarsson.
@@ -39,7 +39,7 @@
 #endif
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: main.c,v 1.22 2014/06/06 00:13:13 christos Exp $");
+__RCSID("$NetBSD: main.c,v 1.23 2014/06/06 01:45:11 christos Exp $");
 #ifdef __FBSDID
 __FBSDID("$FreeBSD: head/usr.bin/sed/main.c 252231 2013-06-26 04:14:19Z pfg $");
 #endif
@@ -170,8 +170,13 @@
                        ispan = 0;      /* don't span across input files */
                        break;
                case 'l':
-                       if(setlinebuf(stdout) != 0)
-                               warnx("setlinebuf() failed");
+#ifdef _IOLBF
+                       c = setvbuf(stdout, NULL, _IOLBF, 0);
+#else
+                       c = setlinebuf(stdout);
+#endif
+                       if (c)
+                               warn("setting line buffered output failed");
                        break;
                case 'n':
                        nflag = 1;