Date: Fri, 16 Jan 2009 11:52:52 +0100 From: Thierry Herbelot <thierry.herbelot@free.fr> To: freebsd-hackers@freebsd.org Cc: Christoph Mallon <christoph.mallon@gmx.de> Subject: Re: Confused by segfault with legitimate call to strerror(3) on amd64 / sysctl (3) setting `odd' errno's Message-ID: <200901161152.53478.thierry.herbelot@free.fr> In-Reply-To: <7d6fde3d0901160235o6aa1f096q11c5096b70f3577@mail.gmail.com> References: <7d6fde3d0901160041n55466290l55f737d274a40895@mail.gmail.com> <49705FA2.2020605@gmx.de> <7d6fde3d0901160235o6aa1f096q11c5096b70f3577@mail.gmail.com>
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Le Friday 16 January 2009, Garrett Cooper a écrit : > On Fri, Jan 16, 2009 at 2:21 AM, Christoph Mallon > > #include <errno.h> > #include <stdio.h> > #include <sys/stat.h> > > int > main() > { > > struct stat sb; > > int o_errno; > > if (stat("/some/file/that/doesn't/exist", &sb) != 0) { > o_errno = errno; > printf("Errno: %d\n", errno); > printf("%s\n", strerror(o_errno)); > } > > return 0; > > } > with this, it's better on an amd64/ RELENG_7 machine : % diff -ub badfile.c.ori badfile.c --- badfile.c.ori 2009-01-16 11:49:44.778991057 +0100 +++ badfile.c 2009-01-16 11:49:03.470465677 +0100 @@ -1,6 +1,7 @@ #include <errno.h> #include <stdio.h> #include <sys/stat.h> +#include <string.h> int main() Cheers TfH
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