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Make fcntl(F_SETFL) work.

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The stat_put() system call can be used to modify file descriptor
attributes, such as flags, but also Capsicum permission bits. Support
for changing Capsicum bits will be added as soon as its dependent
changes have been pushed through code review.

Obtained from:	https://github.com/NuxiNL/freebsd
This commit is contained in:
Ed Schouten 2015-08-05 16:15:43 +00:00
parent 79b7e3e2c2
commit 36310bcd1d
1 changed files with 19 additions and 2 deletions
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21
sys/compat/cloudabi/cloudabi_fd.c
View file

@ -503,9 +503,26 @@ int
cloudabi_sys_fd_stat_put(struct thread *td,
struct cloudabi_sys_fd_stat_put_args *uap)
{
cloudabi_fdstat_t fsb;
int error, oflags;
/* Not implemented. */
return (ENOSYS);
error = copyin(uap->buf, &fsb, sizeof(fsb));
if (error != 0)
return (error);
if (uap->flags == CLOUDABI_FDSTAT_FLAGS) {
/* Convert flags. */
oflags = 0;
if (fsb.fs_flags & CLOUDABI_FDFLAG_APPEND)
oflags |= O_APPEND;
if (fsb.fs_flags & CLOUDABI_FDFLAG_NONBLOCK)
oflags |= O_NONBLOCK;
if (fsb.fs_flags & (CLOUDABI_FDFLAG_SYNC |
CLOUDABI_FDFLAG_DSYNC | CLOUDABI_FDFLAG_RSYNC))
oflags |= O_SYNC;
return (kern_fcntl(td, uap->fd, F_SETFL, oflags));
}
return (EINVAL);
}
int