Konstantin Belousov <kostikbel_at_gmail.com> writes: > Dag-Erling Smørgrav <des_at_des.no> writes: > > Maxim Sobolev <sobomax_at_FreeBSD.org> writes: > > > Hi, while working on some unrelated feature I've noticed that at least > > > those two system calls are not returning proper value (-1) on error. > > > Instead actual errno value is returned from the syscall verbatim, > > > i.e. posix_fadvise() returns 22 on EINVAL. > > That's how syscalls work. > No, this is not how typical syscalls work, but is how the posix_fallocate() > and posix_fadvise() are specified by Posix. The patch is wrong, see also > r261080 and r288640. Umm, I can't find the code ATM but syscalls store the actual return value in td_retval and return 0 or EWHATEVER and the syscall wrapper handles the translation. If that's not what Maxim was talking about, then please ignore me. Anyway, happy to hear that the X/Open group have found a new way to screw people over. DES -- Dag-Erling Smørgrav - des_at_des.noReceived on Tue Dec 08 2015 - 17:54:14 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:41:01 UTC