From fcf8127533ad1cef4447ef420cf722b85347e227 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 27 Oct 2011 12:17:14 +0000
Subject: LRN: treat EAGAIN as EINTR

---
 ChangeLog               |  3 +++
 src/daemon/connection.c | 10 +++++-----
 src/daemon/daemon.c     |  5 ++---
 3 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index bea4ddad..6018d463 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+Thu Oct 27 14:16:34 CEST 2011
+	Treat EAGAIN the same way as EINTR (helps on W32). -LRN
+
 Wed Oct 12 10:40:12 CEST 2011
 	Made sockets blocking again for non-Linux platforms as non-blocking
 	sockets cause problems (#1824) on Cygwin but offer better performance
diff --git a/src/daemon/connection.c b/src/daemon/connection.c
index 5c2106ee..c75c0aee 100644
--- a/src/daemon/connection.c
+++ b/src/daemon/connection.c
@@ -277,7 +277,7 @@ need_100_continue (struct MHD_Connection *connection)
 
   return ((connection->response == NULL) &&
           (connection->version != NULL) &&
-          (0 == strcasecmp (connection->version,
+	 (0 == strcasecmp (connection->version,
                             MHD_HTTP_VERSION_1_1)) &&
           (NULL != (expect = MHD_lookup_connection_value (connection,
                                                           MHD_HEADER_KIND,
@@ -1463,7 +1463,7 @@ do_read (struct MHD_Connection *connection)
                                      connection->read_buffer_offset);
   if (bytes_read < 0)
     {
-      if (errno == EINTR)
+      if ((errno == EINTR) || (errno == EAGAIN))
         return MHD_NO;
 #if HAVE_MESSAGES
 #if HTTPS_SUPPORT
@@ -1510,7 +1510,7 @@ do_write (struct MHD_Connection *connection)
 
   if (ret < 0)
     {
-      if (errno == EINTR)
+      if ((errno == EINTR) || (errno == EAGAIN))
         return MHD_NO;
 #if HAVE_MESSAGES
 #if HTTPS_SUPPORT
@@ -1836,7 +1836,7 @@ MHD_connection_handle_write (struct MHD_Connection *connection)
                                       connection->continue_message_write_offset);
           if (ret < 0)
             {
-              if (errno == EINTR)
+              if ((errno == EINTR) || (errno == EAGAIN))
                 break;
 #if HAVE_MESSAGES
               MHD_DLOG (connection->daemon,
@@ -1898,7 +1898,7 @@ MHD_connection_handle_write (struct MHD_Connection *connection)
             pthread_mutex_unlock (&response->mutex);
           if (ret < 0)
             {
-              if (errno == EINTR)
+              if ((errno == EINTR) || (errno == EAGAIN))
                 return MHD_YES;
 #if HAVE_MESSAGES
               MHD_DLOG (connection->daemon,
diff --git a/src/daemon/daemon.c b/src/daemon/daemon.c
index 1f6ca050..280d7789 100644
--- a/src/daemon/daemon.c
+++ b/src/daemon/daemon.c
@@ -751,11 +751,10 @@ send_param_adapter (struct MHD_Connection *connection,
 		      (size_t) left);
       if (ret != -1)
 	return ret;
-      if (EINTR == errno) 
+      if ((EINTR == errno) || (EAGAIN == errno))
 	return 0;
       if ( (EINVAL == errno) ||
-	   (EBADF == errno) ||
-	   (EAGAIN == errno) )
+	   (EBADF == errno) )
 	return -1; 
       /* None of the 'usual' sendfile errors occurred, so we should try
 	 to fall back to 'SEND'; see also this thread for info on
-- 
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