Branch data     Line data    Source code

       1                 :            : /*
       2                 :            :  * Copyright (c) 2010 Nicira, Inc.
       3                 :            :  *
       4                 :            :  * Licensed under the Apache License, Version 2.0 (the "License");
       5                 :            :  * you may not use this file except in compliance with the License.
       6                 :            :  * You may obtain a copy of the License at:
       7                 :            :  *
       8                 :            :  *     http://www.apache.org/licenses/LICENSE-2.0
       9                 :            :  *
      10                 :            :  * Unless required by applicable law or agreed to in writing, software
      11                 :            :  * distributed under the License is distributed on an "AS IS" BASIS,
      12                 :            :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      13                 :            :  * See the License for the specific language governing permissions and
      14                 :            :  * limitations under the License.
      15                 :            :  */
      16                 :            : 
      17                 :            : #include <config.h>
      18                 :            : #include <stdio.h>
      19                 :            : #include <string.h>
      20                 :            : 
      21                 :            : /* Some versions of glibc 2.7 has a bug in strtok_r when with optimization that
      22                 :            :  * can cause segfaults:
      23                 :            :  *      http://sources.redhat.com/bugzilla/show_bug.cgi?id=5614.
      24                 :            :  *
      25                 :            :  * Open vSwitch works around this problem by supplying a replacement string.h.
      26                 :            :  * This test program verifies that the workaround is in place.
      27                 :            :  */
      28                 :            : int
      29                 :          1 : main(void)
      30                 :            : {
      31                 :          1 :     char string[] = ":::";
      32                 :          1 :     char *save_ptr = (char *) 0xc0ffee;
      33                 :            :     char *token1, *token2;
      34                 :          1 :     token1 = strtok_r(string, ":", &save_ptr);
      35                 :          1 :     token2 = strtok_r(NULL, ":", &save_ptr);
      36 [ -  + ][ -  + ]:          1 :     printf ("%s %s\n", token1 ? token1 : "NULL", token2 ? token2 : "NULL");
      37                 :          1 :     return 0;
      38                 :            : }