optimize: put ev variable as local variable.

Author: jiahao

src/event/ngx_http_lua_epoll.c

@@ -18,7 +18,6 @@ static ngx_int_t ngx_http_lua_epoll_process_event(ngx_http_request_t *r,
     ngx_msec_t timer);
 
 static int                  ep = -1;
-static struct epoll_event   eev;
 
 ngx_http_lua_event_actions_t  ngx_http_lua_epoll = {
     ngx_http_lua_epoll_init_event,
@@ -149,8 +148,9 @@ ngx_http_lua_epoll_process_event(ngx_http_request_t *r, ngx_msec_t timer)
     ngx_err_t          err;
     ngx_event_t       *rev, *wev;
     ngx_connection_t  *c;
+    struct epoll_event ee;
 
-    events = epoll_wait(ep, &eev, 1, timer);
+    events = epoll_wait(ep, &ee, 1, timer);
 
     err = (events == -1) ? ngx_errno : 0;
 
@@ -168,8 +168,8 @@ ngx_http_lua_epoll_process_event(ngx_http_request_t *r, ngx_msec_t timer)
         return NGX_ERROR;
     }
 
-    c = eev.data.ptr;
-    revents = eev.events;
+    c = ee.data.ptr;
+    revents = ee.events;
 
     if (revents & (EPOLLERR|EPOLLHUP)) {
         ngx_log_debug2(NGX_LOG_DEBUG_EVENT, r->connection->log, 0,

src/event/ngx_http_lua_kqueue.c

@@ -20,7 +20,6 @@ static ngx_int_t ngx_http_lua_kqueue_process_event(ngx_http_request_t *r,
 
 int                    kq = -1;
 static struct kevent   kch[2];
-static struct kevent   kev;
 static ngx_uint_t      nchanges;
 
 ngx_http_lua_event_actions_t  ngx_http_lua_kqueue = {
@@ -100,6 +99,7 @@ ngx_http_lua_kqueue_process_event(ngx_http_request_t *r, ngx_msec_t timer)
     struct timespec   ts;
     ngx_event_t      *ev;
     ngx_err_t         err;
+    struct kevent     kev;
 
     ts.tv_sec = timer / 1000;
     ts.tv_nsec = (timer % 1000) * 1000000;