[PATCH] fix impossible case with waitpid(2) in truss
John Baldwin
jhb at freebsd.org
Tue Feb 15 12:51:48 UTC 2011
On Monday, February 14, 2011 11:12:02 pm Garrett Cooper wrote:
> Hi,
> waitpid(2) returns a value in the set { -1, 0, <pid> } (-1 in the
> event of an ERROR, 0 when WNOHANG is specified, <pid> when the process
> exits according to wait(2)); it never returns a value < -1.
> If someone could commit this patch it would be appreciated.
> Thanks,
> -Garrett
I went with '< 0' to match the style used for ptrace() invocations in other
parts of truss. All four calls to waitpid() in truss were broken in this
fashion.
--
John Baldwin
More information about the freebsd-hackers
mailing list