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allow multicast socket options IP_MULTICAST_TTL, IP_MULTICAST_IF and IP_MULTICAST_LOOP to be used without IGMP

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sg
2015-08-05 22:52:23 +02:00
parent 9352988c44
commit 4edade8079
9 changed files with 52 additions and 29 deletions
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3
src/core/init.c
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@@ -102,6 +102,9 @@
#if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1))
#error "If you want to use IGMP, you have to define MEMP_NUM_IGMP_GROUP>1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && !LWIP_MULTICAST_TX_OPTIONS)
#error "If you want to use IGMP, you have to define LWIP_MULTICAST_TX_OPTIONS==1 in your lwipopts.h"
#endif
#if ((LWIP_NETCONN || LWIP_SOCKET) && (MEMP_NUM_TCPIP_MSG_API<=0))
#error "If you want to use Sequential API, you have to define MEMP_NUM_TCPIP_MSG_API>=1 in your lwipopts.h"
#endif