Messages in this thread | | | Date | Wed, 3 Dec 2003 08:03:44 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: your mail |
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On Wed, 3 Dec 2003, Bloch, Jack wrote: > > I try to open a non-existan device driver node file. The Kernel returns a > value of -1 (expected). However, when I read the value of errno it contains > a value of 29. A call to the perror functrion does print out the correct > error message (a value of 2). Why does this happen?
Because you forgot a "#include <errno.h>"? Or you have something else wrong in your program that makes "errno" mean the wrong thing?
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