Messages in this thread | | | Subject | Re: [PATCH v3 3/5] selftests/ipc: change test to use ksft framework | From | Davidlohr Bueso <> | Date | Fri, 03 Oct 2014 10:39:53 -0700 |
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On Fri, 2014-10-03 at 09:36 -0600, Shuah Khan wrote: > msgque.key = ftok(argv[0], 822155650); > if (msgque.key == -1) { > - printf("Can't make key\n"); > - return -errno; > + printf("Can't make key: %d\n", -errno);
So printing a numeric value is quite useless when users actually run into these errors -- which is why I like err() so much. How about using strerror() instead?
Thanks, Davidlohr
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