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init: raise an error if PPP CCP_SUPPORT==1 but MPPE_SUPPORT==0

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Building PPP CCP support without adding any compressor support serve
no real use case. Forbid doing so instead of bloating the code with
more ifdef.

Signed-off-by: Sylvain Rochet <gradator@gradator.net>
This commit is contained in:
Sylvain Rochet 2020-04-09 03:17:30 +02:00
parent cd140b1105
commit cfe5ce9d49
1 changed files with 3 additions and 0 deletions
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3
src/core/init.c
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@ -220,6 +220,9 @@ PACK_STRUCT_END
#if PPP_SUPPORT && PPP_IPV6_SUPPORT && !LWIP_IPV6
#error "PPP_IPV6_SUPPORT needs LWIP_IPV6 turned on"
#endif
#if PPP_SUPPORT && CCP_SUPPORT && !MPPE_SUPPORT
#error "CCP_SUPPORT needs MPPE_SUPPORT turned on"
#endif
#if !LWIP_ETHERNET && (LWIP_ARP || PPPOE_SUPPORT)
#error "LWIP_ETHERNET needs to be turned on for LWIP_ARP or PPPOE_SUPPORT"
#endif