[dpdk-dev] [PATCH 12/39] examples/l2fwd-event: use fprintf in usage print

Anoob Joseph anoobj at marvell.com
Mon Jun 3 18:49:17 CEST 2019


Following the convention of l3fwd, using fprintf instead of printf for
printing usage.

Signed-off-by: Anoob Joseph <anoobj at marvell.com>
Signed-off-by: Lukasz Bartosik <lbartosik at marvell.com>
---
 examples/l2fwd-event/main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/l2fwd-event/main.c b/examples/l2fwd-event/main.c
index 241a8f2..3e6ba0f 100644
--- a/examples/l2fwd-event/main.c
+++ b/examples/l2fwd-event/main.c
@@ -63,7 +63,9 @@ struct rte_mempool *l2fwd_pktmbuf_pool;
 static void
 l2fwd_usage(const char *prgname)
 {
-	printf("%s [EAL options] -- -p PORTMASK [-q NQ]\n"
+	fprintf(stderr, "%s [EAL options] --"
+		" -p PORTMASK"
+		" [-q NQ]\n"
 	       "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 	       "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 		   "  -T PERIOD: statistics will be refreshed each PERIOD seconds (0 to disable, 10 default, 86400 maximum)\n"
-- 
2.7.4



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