Fix a weird bug in piping in some case if you pipe to no exists >pipe: then to a...

svn path=/trunk/; revision=16562

diff --git a/reactos/subsys/system/cmd/cmd.c b/reactos/subsys/system/cmd/cmd.c
index 4666b29..246b91c 100644 (file)
--- a/reactos/subsys/system/cmd/cmd.c
+++ b/reactos/subsys/system/cmd/cmd.c
@@ -669,14 +669,20 @@ VOID ParseCommandLine (LPTSTR cmd)
        {
                SECURITY_ATTRIBUTES sa = {sizeof(SECURITY_ATTRIBUTES), NULL, TRUE};
 
-               /* Create unique temporary file name */
+    
+
+    /* Create unique temporary file name */
                GetTempFileName (szTempPath, _T("CMD"), 0, szFileName[1]);
 
+    /* we need make sure the LastError msg is zero before calling CreateFile */
+                SetLastError(0); 
+
                /* Set current stdout to temporary file */
                hFile[1] = CreateFile (szFileName[1], GENERIC_WRITE, 0, &sa,
                                       TRUNCATE_EXISTING, FILE_ATTRIBUTE_TEMPORARY, NULL);
-               if (hFile[1] == INVALID_HANDLE_VALUE)
-               {
+               
+    if (hFile[1] == INVALID_HANDLE_VALUE)
+               {      
                        LoadString(CMD_ModuleHandle, STRING_CMD_ERROR2, szMsg, RC_STRING_MAX_SIZE);
                        ConErrPrintf(szMsg);
                        return;