Andreas Schwab, le lun. 01 févr. 2021 19:55:05 +0100, a ecrit: > On Feb 01 2021, Samuel Thibault wrote: > > > BSD 4.1 did not have an argument for TIOCFLUSH, BSD 4.2 added it. There > > are still a lot of applications out there that pass a NULL argument to > > TIOCFLUSH, so we should rather cope with it. > > --- > > sysdeps/mach/hurd/ioctl.c | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/sysdeps/mach/hurd/ioctl.c b/sysdeps/mach/hurd/ioctl.c > > index 662e8ee919..0d5bc176d1 100644 > > --- a/sysdeps/mach/hurd/ioctl.c > > +++ b/sysdeps/mach/hurd/ioctl.c > > @@ -113,6 +113,10 @@ __ioctl (int fd, unsigned long int request, ...) > > /* We don't want to advance ARG since it will be used to copy out > > too if IOC_OUT is also set. */ > > void *argptr = arg; > > + int zero = 0; > > + > > + if (request == TIOCFLUSH && !arg) > > + arg = &zero; > > s/arg/argptr/.
Argl, yes, that was so in my actual test tree (that can actually be tested within an actual distribution), and not backported to my commit tree. Fixed so, thanks for proofreading. Samuel
