ruleset: split big compilation unit

Signed-off-by: He Xian <hexian000@outlook.com>

ruleset.lua

@@ -136,5 +136,5 @@ local function main(...)
     })
 end
 
-logf("ruleset loaded, interpreter: %s", _VERSION)
+evlogf("ruleset loaded, interpreter: %s", _VERSION)
 return main(...)

ruleset_simple.lua

@@ -67,5 +67,5 @@ local function main(...)
     return _G.libruleset
 end
 
-logf("ruleset loaded, interpreter: %s", _VERSION)
+evlogf("ruleset loaded, interpreter: %s", _VERSION)
 return main(...)

src/api_client.h

@@ -4,8 +4,6 @@
 #ifndef API_CLIENT_H
 #define API_CLIENT_H
 
-#include "util.h"
-
 #include <stdbool.h>
 #include <stddef.h>
 

src/codec.h

@@ -4,10 +4,10 @@
 #ifndef CODEC_H
 #define CODEC_H
 
-#include "io/stream.h"
-
 #include <stddef.h>
 
+struct stream;
+
 /* RFC 1950 */
 struct stream *codec_zlib_writer(struct stream *base);
 struct stream *codec_zlib_reader(struct stream *base);