From a21e30b91900dbbde5ea7fbc5ed4b2ec59969de7 Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Tue, 13 Apr 2004 05:27:03 +0000
Subject: [PATCH] nginx-0.0.3-2004-04-13-09:27:03 import

---
 src/event/modules/ngx_epoll_module.c            | 10 +++++-----
 src/event/ngx_event_accept.c                    |  1 -
 src/http/modules/proxy/ngx_http_proxy_handler.c |  4 ++++
 src/os/unix/ngx_linux_init.c                    |  7 ++++++-
 src/os/unix/ngx_solaris_init.c                  |  2 +-
 5 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/src/event/modules/ngx_epoll_module.c b/src/event/modules/ngx_epoll_module.c
index ab0c19260..f4e993676 100644
--- a/src/event/modules/ngx_epoll_module.c
+++ b/src/event/modules/ngx_epoll_module.c
@@ -434,10 +434,6 @@ int ngx_epoll_process_events(ngx_cycle_t *cycle)
             c->write->returned_instance = instance;
         }
 
-#if (NGX_DEBUG)
-        log = c->log ? c->log : cycle->log;
-#endif
-
         if (c->read->instance != instance) {
 
             /*
@@ -445,11 +441,15 @@ int ngx_epoll_process_events(ngx_cycle_t *cycle)
              * that was just closed in this iteration
              */
 
-            ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
+            ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
                            "epoll: stale event " PTR_FMT, c);
             continue;
         }
 
+#if (NGX_DEBUG)
+        log = c->log ? c->log : cycle->log;
+#endif
+
         ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0,
                        "epoll: fd:%d ev:%04X d:" PTR_FMT,
                        c->fd, event_list[i].events, event_list[i].data);
diff --git a/src/event/ngx_event_accept.c b/src/event/ngx_event_accept.c
index 235ff7fc7..07fc6a325 100644
--- a/src/event/ngx_event_accept.c
+++ b/src/event/ngx_event_accept.c
@@ -328,7 +328,6 @@ ngx_int_t ngx_trylock_accept_mutex(ngx_cycle_t *cycle)
     if (*ngx_accept_mutex == 0
         && ngx_atomic_cmp_set(ngx_accept_mutex, 0, ngx_pid))
     {
-
         ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
                        "accept mutex locked");
 
diff --git a/src/http/modules/proxy/ngx_http_proxy_handler.c b/src/http/modules/proxy/ngx_http_proxy_handler.c
index 84c926470..017d7c8d0 100644
--- a/src/http/modules/proxy/ngx_http_proxy_handler.c
+++ b/src/http/modules/proxy/ngx_http_proxy_handler.c
@@ -425,6 +425,10 @@ void ngx_http_proxy_check_broken_connection(ngx_event_t *ev)
 
     n = recv(c->fd, buf, 1, MSG_PEEK);
 
+    if (ev->write && n >= 0) {
+        return;
+    }
+
     if (n > 0) {
         if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) {
             if (ngx_del_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) {
diff --git a/src/os/unix/ngx_linux_init.c b/src/os/unix/ngx_linux_init.c
index 387a49143..ea2e812be 100644
--- a/src/os/unix/ngx_linux_init.c
+++ b/src/os/unix/ngx_linux_init.c
@@ -9,10 +9,15 @@ char ngx_linux_kern_osrelease[20];
 
 ngx_os_io_t ngx_os_io = {
     ngx_unix_recv,
+    ngx_readv_chain,
     NULL,
-    NULL,
+#if (HAVE_SENDFILE)
     ngx_linux_sendfile_chain,
     NGX_IO_SENDFILE
+#else
+    ngx_writev_chain,
+    0
+#endif
 };
 
 
diff --git a/src/os/unix/ngx_solaris_init.c b/src/os/unix/ngx_solaris_init.c
index b2aba61b9..8f2e484b2 100644
--- a/src/os/unix/ngx_solaris_init.c
+++ b/src/os/unix/ngx_solaris_init.c
@@ -10,7 +10,7 @@ char ngx_solaris_version[50];
 
 ngx_os_io_t ngx_os_io = {
     ngx_unix_recv,
-    NULL,
+    ngx_readv_chain,
     NULL,
 #if (HAVE_SENDFILE)
     ngx_solaris_sendfilev_chain,