From 39ada6ec0efe9a4fcee1856aeb70195aa3eb9954 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Tue, 9 Jan 2018 16:41:48 +0800 Subject: [PATCH] ip_addr: Define ip_addr_cmp_zoneless for LWIP_IPV6 only MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This fixes build error when LWIP_IPV4=0 && LWIP_IPV6=1: cc -g -Wall -DLWIP_DEBUG -pedantic -Werror -Wparentheses -Wsequence-point -Wswitch-default -Wextra -Wundef -Wshadow -Wpointer-arith -Wcast-qual -Wc++-compat -Wwrite-strings -Wold-style-definition -Wcast-align -Wmissing-prototypes -Wredundant-decls -Wnested-externs -Wunreachable-code -Wuninitialized -Wlogical-op -I. -I../../.. -I../../../../lwip/src/include -I../../../ports/unix/port/include -I../../../../mbedtls/include -Wno-redundant-decls -DLWIP_HAVE_MBEDTLS=1 -c ../../../../lwip/src/apps/mdns/mdns.c ../../../../lwip/src/apps/mdns/mdns.c: In function ‘mdns_recv’: ../../../../lwip/src/apps/mdns/mdns.c:1817:10: error: implicit declaration of function ‘ip_addr_cmp_zoneless’; did you mean ‘ip6_addr_cmp_zoneless’? [-Werror=implicit-function-declaration] if (!ip_addr_cmp_zoneless(ip_current_dest_addr(), &v6group)) { ^~~~~~~~~~~~~~~~~~~~ ip6_addr_cmp_zoneless ../../../../lwip/src/apps/mdns/mdns.c:1817:10: error: nested extern declaration of ‘ip_addr_cmp_zoneless’ [-Werror=nested-externs] cc1: all warnings being treated as errors Signed-off-by: Axel Lin --- src/include/lwip/ip_addr.h | 1 + 1 file changed, 1 insertion(+) diff --git a/src/include/lwip/ip_addr.h b/src/include/lwip/ip_addr.h index df5fd503..52186fb3 100644 --- a/src/include/lwip/ip_addr.h +++ b/src/include/lwip/ip_addr.h @@ -340,6 +340,7 @@ typedef ip6_addr_t ip_addr_t; #define ip_addr_get_network(target, host, mask) ip6_addr_set_zero(target) #define ip_addr_netcmp(addr1, addr2, mask) 0 #define ip_addr_cmp(addr1, addr2) ip6_addr_cmp(addr1, addr2) +#define ip_addr_cmp_zoneless(addr1, addr2) ip6_addr_cmp_zoneless(addr1, addr2) #define ip_addr_isany(ipaddr) ip6_addr_isany(ipaddr) #define ip_addr_isany_val(ipaddr) ip6_addr_isany_val(ipaddr) #define ip_addr_isloopback(ipaddr) ip6_addr_isloopback(ipaddr)