Fix [-Wundef] warning in Sockets extension

Author: Girgias

ext/sockets/conversions.c

@@ -585,7 +585,7 @@ static void to_zval_read_sockaddr_in(const char *data, zval *zv, res_context *ct
 {
 	to_zval_read_aggregation(data, zv, descriptors_sockaddr_in, ctx);
 }
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 static void from_zval_write_sin6_addr(const zval *zaddr_str, char *addr6, ser_context *ctx)
 {
 	int					res;
@@ -736,7 +736,7 @@ static void from_zval_write_sockaddr_aux(const zval *container,
 		}
 		break;
 
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 	case AF_INET6:
 		if (ctx->sock->type != AF_INET6) {
 			do_from_zval_err(ctx, "the specified family (AF_INET6) is not "
@@ -800,7 +800,7 @@ static void to_zval_read_sockaddr_aux(const char *sockaddr_c, zval *zv, res_cont
 		to_zval_read_sockaddr_in(sockaddr_c, zv, ctx);
 		break;
 
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 	case AF_INET6:
 		to_zval_read_sockaddr_in6(sockaddr_c, zv, ctx);
 		break;
@@ -1241,7 +1241,7 @@ static void from_zval_write_ifindex(const zval *zv, char *uinteger, ser_context
 
 		str = zval_get_tmp_string((zval *) zv, &tmp_str);
 
-#if HAVE_IF_NAMETOINDEX
+#ifdef HAVE_IF_NAMETOINDEX
 		ret = if_nametoindex(ZSTR_VAL(str));
 		if (ret == 0) {
 			do_from_zval_err(ctx, "no interface with name \"%s\" could be found", ZSTR_VAL(str));

ext/sockets/multicast.c

@@ -54,14 +54,14 @@ static int _php_mcast_source_op(php_socket *sock, int level, struct sockaddr *gr
 
 #ifdef RFC3678_API
 static int _php_source_op_to_rfc3678_op(enum source_op sop);
-#elif HAS_MCAST_EXT
+#elif defined(HAS_MCAST_EXT)
 static const char *_php_source_op_to_string(enum source_op sop);
 static int _php_source_op_to_ipv4_op(enum source_op sop);
 #endif
 
 int php_string_to_if_index(const char *val, unsigned *out)
 {
-#if HAVE_IF_NAMETOINDEX
+#ifdef HAVE_IF_NAMETOINDEX
 	unsigned int ind;
 
 	ind = if_nametoindex(val);
@@ -475,7 +475,7 @@ static int _php_mcast_join_leave(
 				join ? IP_ADD_MEMBERSHIP : IP_DROP_MEMBERSHIP, (char*)&mreq,
 				sizeof(mreq));
 	}
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 	else if (sock->type == AF_INET6) {
 		struct ipv6_mreq mreq;
 		memset(&mreq, 0, sizeof(struct ipv6_mreq));
@@ -543,7 +543,7 @@ static int _php_mcast_source_op(
 		return setsockopt(sock->bsd_socket, level,
 				_php_source_op_to_ipv4_op(sop), (char*)&mreqs, sizeof(mreqs));
 	}
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 	else if (sock->type == AF_INET6) {
 		php_error_docref(NULL, E_WARNING,
 			"This platform does not support %s for IPv6 sockets",
@@ -560,7 +560,7 @@ static int _php_mcast_source_op(
 #endif
 }
 
-#if RFC3678_API
+#ifdef RFC3678_API
 static int _php_source_op_to_rfc3678_op(enum source_op sop)
 {
 	switch (sop) {
@@ -722,7 +722,7 @@ int php_if_index_to_addr4(unsigned if_index, php_socket *php_sock, struct in_add
 #define ifr_ifindex ifr_index
 #endif
 
-#if defined(SIOCGIFNAME)
+#ifdef SIOCGIFNAME
 	if_req.ifr_ifindex = if_index;
 	if (ioctl(php_sock->bsd_socket, SIOCGIFNAME, &if_req) == -1) {
 #elif defined(HAVE_IF_INDEXTONAME)
@@ -801,7 +801,7 @@ int php_add4_to_if_index(struct in_addr *addr, php_socket *php_sock, unsigned *i
 		if ((((struct sockaddr*)&cur_req.ifr_addr)->sa_family == AF_INET) &&
 				(((struct sockaddr_in*)&cur_req.ifr_addr)->sin_addr.s_addr ==
 					addr->s_addr)) {
-#if defined(SIOCGIFINDEX)
+#ifdef SIOCGIFINDEX
 			if (ioctl(php_sock->bsd_socket, SIOCGIFINDEX, (char*)&cur_req)
 					== -1) {
 #elif defined(HAVE_IF_NAMETOINDEX)
@@ -815,7 +815,7 @@ int php_add4_to_if_index(struct in_addr *addr, php_socket *php_sock, unsigned *i
 					errno);
 				goto err;
 			} else {
-#if defined(SIOCGIFINDEX)
+#ifdef SIOCGIFINDEX
 				*if_index = cur_req.ifr_ifindex;
 #else
 				*if_index = index_tmp;

ext/sockets/php_sockets.h

@@ -20,11 +20,11 @@
 #ifndef PHP_SOCKETS_H
 #define PHP_SOCKETS_H
 
-#if HAVE_CONFIG_H
+#ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
 
-#if HAVE_SOCKETS
+#ifdef HAVE_SOCKETS
 
 #include <php.h>
 #ifdef PHP_WIN32
@@ -41,7 +41,7 @@ extern zend_module_entry sockets_module_entry;
 #ifdef PHP_WIN32
 #include <Winsock2.h>
 #else
-#if HAVE_SYS_SOCKET_H
+#ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif
 #endif

ext/sockets/sendrecvmsg.c

@@ -105,17 +105,17 @@ static void init_ancillary_registry(void)
 	key.cmsg_type		= type; \
 	zend_hash_str_update_mem(&ancillary_registry.ht, (char*)&key, sizeof(key), (void*)&entry, sizeof(entry))
 
-#if defined(IPV6_PKTINFO) && HAVE_IPV6
+#if defined(IPV6_PKTINFO) && defined(HAVE_IPV6)
 	PUT_ENTRY(sizeof(struct in6_pktinfo), 0, 0, from_zval_write_in6_pktinfo,
 			to_zval_read_in6_pktinfo, IPPROTO_IPV6, IPV6_PKTINFO);
 #endif
 
-#if defined(IPV6_HOPLIMIT) && HAVE_IPV6
+#if defined(IPV6_HOPLIMIT) && defined(HAVE_IPV6)
 	PUT_ENTRY(sizeof(int), 0, 0, from_zval_write_int,
 			to_zval_read_int, IPPROTO_IPV6, IPV6_HOPLIMIT);
 #endif
 
-#if defined(IPV6_TCLASS) && HAVE_IPV6
+#if defined(IPV6_TCLASS) && defined(HAVE_IPV6)
 	PUT_ENTRY(sizeof(int), 0, 0, from_zval_write_int,
 			to_zval_read_int, IPPROTO_IPV6, IPV6_TCLASS);
 #endif
@@ -310,7 +310,7 @@ PHP_FUNCTION(socket_cmsg_space)
 	RETURN_LONG((zend_long)CMSG_SPACE(entry->size + n * entry->var_el_size));
 }
 
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 int php_do_setsockopt_ipv6_rfc3542(php_socket *php_sock, int level, int optname, zval *arg4)
 {
 	struct err_s	err = {0};
@@ -407,11 +407,11 @@ int php_do_getsockopt_ipv6_rfc3542(php_socket *php_sock, int level, int optname,
 void php_socket_sendrecvmsg_init(INIT_FUNC_ARGS)
 {
 	/* IPv6 ancillary data */
-#if defined(IPV6_RECVPKTINFO) && HAVE_IPV6
+#if defined(IPV6_RECVPKTINFO) && defined(HAVE_IPV6)
 	REGISTER_LONG_CONSTANT("IPV6_RECVPKTINFO",		IPV6_RECVPKTINFO,	CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IPV6_PKTINFO",          IPV6_PKTINFO,       CONST_CS | CONST_PERSISTENT);
 #endif
-#if defined(IPV6_RECVHOPLIMIT) && HAVE_IPV6
+#if defined(IPV6_RECVHOPLIMIT) && defined(HAVE_IPV6)
 	REGISTER_LONG_CONSTANT("IPV6_RECVHOPLIMIT",		IPV6_RECVHOPLIMIT,	CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IPV6_HOPLIMIT",         IPV6_HOPLIMIT,      CONST_CS | CONST_PERSISTENT);
 #endif
@@ -420,7 +420,7 @@ void php_socket_sendrecvmsg_init(INIT_FUNC_ARGS)
 	REGISTER_LONG_CONSTANT("IPV6_RECVHOPOPTS",		IPV6_RECVHOPOPTS,	CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IPV6_RECVDSTOPTS",		IPV6_RECVDSTOPTS,	CONST_CS | CONST_PERSISTENT);
 	*/
-#if defined(IPV6_RECVTCLASS) && HAVE_IPV6
+#if defined(IPV6_RECVTCLASS) && defined(HAVE_IPV6)
 	REGISTER_LONG_CONSTANT("IPV6_RECVTCLASS",		IPV6_RECVTCLASS,	CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("IPV6_TCLASS",			IPV6_TCLASS,		CONST_CS | CONST_PERSISTENT);
 #endif

ext/sockets/sockaddr_conv.c

@@ -11,12 +11,12 @@
 
 extern int php_string_to_if_index(const char *val, unsigned *out);
 
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 /* Sets addr by hostname, or by ip in string form (AF_INET6) */
 int php_set_inet6_addr(struct sockaddr_in6 *sin6, char *string, php_socket *php_sock) /* {{{ */
 {
 	struct in6_addr tmp;
-#if HAVE_GETADDRINFO
+#ifdef HAVE_GETADDRINFO
 	struct addrinfo hints;
 	struct addrinfo *addrinfo = NULL;
 #endif
@@ -25,11 +25,11 @@ int php_set_inet6_addr(struct sockaddr_in6 *sin6, char *string, php_socket *php_
 	if (inet_pton(AF_INET6, string, &tmp)) {
 		memcpy(&(sin6->sin6_addr.s6_addr), &(tmp.s6_addr), sizeof(struct in6_addr));
 	} else {
-#if HAVE_GETADDRINFO
+#ifdef HAVE_GETADDRINFO
 
 		memset(&hints, 0, sizeof(struct addrinfo));
 		hints.ai_family = AF_INET6;
-#if HAVE_AI_V4MAPPED
+#ifdef HAVE_AI_V4MAPPED
 		hints.ai_flags = AI_V4MAPPED | AI_ADDRCONFIG;
 #else
 		hints.ai_flags = AI_ADDRCONFIG;
@@ -123,7 +123,7 @@ int php_set_inet46_addr(php_sockaddr_storage *ss, socklen_t *ss_len, char *strin
 			return 1;
 		}
 	}
-#if HAVE_IPV6
+#ifdef HAVE_IPV6
 	else if (php_sock->type == AF_INET6) {
 		struct sockaddr_in6 t = {0};
 		if (php_set_inet6_addr(&t, string, php_sock)) {