From 2f98d8bdc7a9615d7d473cd808e7482c62bd9e41 Mon Sep 17 00:00:00 2001
From: Christopher Faylor <me@cgf.cx>
Date: Thu, 10 Aug 2006 14:16:24 +0000
Subject: [PATCH] revert erroneous checkin

---
 winsup/cygwin/fhandler.cc        | 18 ++++++++++++++++--
 winsup/cygwin/fhandler_socket.cc |  5 ++---
 2 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc
index ae5edcb62..00e987587 100644
--- a/winsup/cygwin/fhandler.cc
+++ b/winsup/cygwin/fhandler.cc
@@ -31,7 +31,6 @@ details. */
 #include <winioctl.h>
 #include <ntdef.h>
 #include "ntdll.h"
-#include "mmap_helper.h"
 
 static NO_COPY const int CHUNK_SIZE = 1024; /* Used for crlf conversions */
 
@@ -224,8 +223,10 @@ fhandler_base::raw_read (void *ptr, size_t& ulen)
 
   HANDLE h = NULL;	/* grumble */
   int prio = 0;		/* ditto */
+  int try_noreserve = 1;
   DWORD len = ulen;
 
+retry:
   ulen = (size_t) -1;
   if (read_state)
     {
@@ -234,7 +235,7 @@ fhandler_base::raw_read (void *ptr, size_t& ulen)
       SetThreadPriority (h, THREAD_PRIORITY_TIME_CRITICAL);
       signal_read_state (1);
     }
-  BOOL res = mmReadFile (get_handle (), ptr, len, (DWORD *) &ulen, 0);
+  BOOL res = ReadFile (get_handle (), ptr, len, (DWORD *) &ulen, 0);
   if (read_state)
     {
       signal_read_state (1);
@@ -260,6 +261,19 @@ fhandler_base::raw_read (void *ptr, size_t& ulen)
 	      bytes_read = 0;
 	      break;
 	    }
+	  if (try_noreserve)
+	    {
+	      try_noreserve = 0;
+	      switch (mmap_is_attached_or_noreserve (ptr, len))
+		{
+		case MMAP_NORESERVE_COMMITED:
+		  goto retry;
+		case MMAP_RAISE_SIGBUS:
+		  raise(SIGBUS);
+		case MMAP_NONE:
+		  break;
+		}
+	    }
 	  /*FALLTHRU*/
 	case ERROR_INVALID_FUNCTION:
 	case ERROR_INVALID_PARAMETER:
diff --git a/winsup/cygwin/fhandler_socket.cc b/winsup/cygwin/fhandler_socket.cc
index 5feb9a69c..0fecdaaac 100644
--- a/winsup/cygwin/fhandler_socket.cc
+++ b/winsup/cygwin/fhandler_socket.cc
@@ -38,7 +38,6 @@
 #include <sys/acl.h>
 #include "cygtls.h"
 #include "cygwin/in6.h"
-#include "mmap_helper.h"
 
 #define ASYNC_MASK (FD_READ|FD_WRITE|FD_OOB|FD_ACCEPT|FD_CONNECT)
 #define EVENT_MASK (FD_READ|FD_WRITE|FD_OOB|FD_ACCEPT|FD_CONNECT|FD_CLOSE)
@@ -1164,8 +1163,8 @@ fhandler_socket::recv_internal (WSABUF *wsabuf, DWORD wsacnt, DWORD flags,
   while (!(res = wait_for_events (evt_mask | FD_CLOSE))
 	 || saw_shutdown_read ())
     {
-      res = mmWSARecvFrom (get_socket (), wsabuf, wsacnt, &ret,
-			   &flags, from, fromlen, NULL, NULL);
+      res = WSARecvFrom (get_socket (), wsabuf, wsacnt, &ret,
+			 &flags, from, fromlen, NULL, NULL);
       if (!res || WSAGetLastError () != WSAEWOULDBLOCK)
 	break;
     }
-- 
2.43.5