[core] base_decls.h to quiet compiler warnings

quiet compiler warning for -Wtypedef-redefinition
(redefinition of typedef is a C11 feature)

src/Makefile.am

@@ -380,7 +380,7 @@ hdr = server.h base64.h buffer.h network.h log.h keyvalue.h \
 	response.h request.h fastcgi.h chunk.h \
 	first.h settings.h http_chunk.h \
 	algo_sha1.h md5.h http_auth.h http_vhostdb.h stream.h \
-	fdevent.h gw_backend.h connections.h base.h stat_cache.h \
+	fdevent.h gw_backend.h connections.h base.h base_decls.h stat_cache.h \
 	plugin.h \
 	etag.h joblist.h array.h vector.h crc32.h \
 	network_backends.h configfile.h \

src/base.h

@@ -18,6 +18,7 @@
 # include <inttypes.h>
 #endif
 
+#include "base_decls.h"
 #include "buffer.h"
 #include "array.h"
 #include "chunk.h"
@@ -102,16 +103,8 @@ typedef struct {
 	char *value;
 } request_handler;
 
-typedef struct {
-	char *key;
-	char *host;
-	unsigned short port;
-	int used;
-	short factor;
-} fcgi_connections;
 
-
-typedef union sock_addr {
+union sock_addr {
 #ifdef HAVE_IPV6
 	struct sockaddr_in6 ipv6;
 #endif
@@ -120,7 +113,7 @@ typedef union sock_addr {
 	struct sockaddr_un un;
 #endif
 	struct sockaddr plain;
-} sock_addr;
+};
 
 /* fcgi_response_header contains ... */
 #define HTTP_STATUS         BV(0)
@@ -336,7 +329,7 @@ typedef struct {
 	buffer *comp_value; /* just a pointer */
 } cond_cache_t;
 
-typedef struct connection {
+struct connection {
 	connection_state_t state;
 
 	/* timestamps */
@@ -420,7 +413,7 @@ typedef struct connection {
 	etag_flags_t etag_flags;
 
 	int conditional_is_valid[COMP_LAST_ELEMENT]; 
-} connection;
+};
 
 typedef struct {
 	connection **ptr;
@@ -516,7 +509,7 @@ typedef struct {
 	size_t used;
 } server_socket_array;
 
-typedef struct server {
+struct server {
 	server_socket_array srv_sockets;
 
 	/* the errorlog */
@@ -607,7 +600,7 @@ typedef struct server {
 
 	uid_t uid;
 	gid_t gid;
-} server;
+};
 
 
 #endif

src/base_decls.h

@@ -0,0 +1,18 @@
+#ifndef INCLUDED_BASE_DECLS_H
+#define INCLUDED_BASE_DECLS_H
+
+#include "first.h"
+
+#include <sys/types.h>
+
+struct server;
+typedef struct server server;
+
+struct connection;
+typedef struct connection connection;
+
+union sock_addr;
+typedef union sock_addr sock_addr;
+
+
+#endif

src/inet_ntop_cache.h

@@ -4,13 +4,9 @@
 
 #include <sys/types.h>
 #include "sys-socket.h"
+#include "base_decls.h"
 #include "buffer.h"
 
-struct server;
-typedef struct server server;
-union sock_addr;
-typedef union sock_addr sock_addr;
-
 unsigned short sock_addr_get_port (const sock_addr *addr);
 
 int sock_addr_inet_pton(sock_addr *addr, const char *str, int family, unsigned short port);

src/log.h

@@ -3,11 +3,9 @@
 #include "first.h"
 #include <sys/types.h>
 
+#include "base_decls.h"
 #include "buffer.h"
 
-struct server;   /* declaration */
-typedef struct server server;
-
 struct timespec; /* declaration */
 int log_clock_gettime_realtime (struct timespec *ts);
 

src/status_counter.h

@@ -4,9 +4,8 @@
 
 #include <sys/types.h>
 
+#include "base_decls.h"
 #include "array.h"
-struct server;
-typedef struct server server;
 
 data_integer *status_counter_get_counter(server *srv, const char *s, size_t len);
 int status_counter_inc(server *srv, const char *s, size_t len);