Don't return from overlapped ReadFile on EAGAIN and other non-fatal

errors.

Don't return from overlapped ReadFile on EAGAIN and other non-fatal
5d754fc9 · Mike McCormack · Alexandre Julliard · 365a6d2e · 5d754fc9
Commit 5d754fc9 authored Dec 21, 2001 by Mike McCormack Committed by Alexandre Julliard Dec 21, 2001
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Showing with 8 additions and 2 deletions

file.c files/file.c +8 -2

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--- a/files/file.c
+++ b/files/file.c
@@ -1455,8 +1455,14 @@ BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead,

        if(result<0)
        {
-            FILE_SetDosError();
-            return FALSE;
+            if( (errno!=EAGAIN) && (errno!=EINTR) &&
+                ((errno != EFAULT) || IsBadWritePtr( buffer, bytesToRead )) )
+            {
+                FILE_SetDosError();
+                return FALSE;
+            }
+            else
+                result = 0;
        }
        
        /* if we read enough to keep the app happy, then return now */