[dpdk-dev] [PATCH] llib/ibrte_net: workaround to avoid macro conflict
Jingjing Wu
jingjing.wu at intel.com
Tue Sep 30 04:49:08 CEST 2014
Macros such as IPPROTO_TCP, IPPROTO_UDP are already defined in <netinet/in.h>.
If user's application includes <netinet/in.h> and rte_ip.h at the same time,
there will be conflict error.
This patch uses the way "#ifndef #endif" to avoid the conflict.
Signed-off-by: Jingjing Wu <jingjing.wu at intel.com>
---
lib/librte_net/rte_ip.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/librte_net/rte_ip.h b/lib/librte_net/rte_ip.h
index e3f65c1..2bcb479 100644
--- a/lib/librte_net/rte_ip.h
+++ b/lib/librte_net/rte_ip.h
@@ -116,6 +116,8 @@ struct ipv4_hdr {
#define IPV4_HDR_OFFSET_UNITS 8
+#ifndef _NETINET_IN_H
+#ifndef _NETINET_IN_H_
/* IPv4 protocols */
#define IPPROTO_IP 0 /**< dummy for IP */
#define IPPROTO_HOPOPTS 0 /**< IP6 hop-by-hop options */
@@ -227,6 +229,9 @@ struct ipv4_hdr {
#define IPPROTO_RAW 255 /**< raw IP packet */
#define IPPROTO_MAX 256 /**< maximum protocol number */
+#endif /*_NETINET_IN_H_*/
+#endif /*_NETINET_IN_H*/
+
/*
* IPv4 address types
*/
--
1.8.1.4
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