diff options
Diffstat (limited to 'sys/kern/sys_pipe.c')
| -rw-r--r-- | sys/kern/sys_pipe.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/sys/kern/sys_pipe.c b/sys/kern/sys_pipe.c index 90c3022..493fee5e 100644 --- a/sys/kern/sys_pipe.c +++ b/sys/kern/sys_pipe.c @@ -477,6 +477,24 @@ sys_pipe(struct thread *td, struct pipe_args *uap) return (0); } +int +sys_pipe2(struct thread *td, struct pipe2_args *uap) +{ + int error, fildes[2]; + + if (uap->flags & ~(O_CLOEXEC | O_NONBLOCK)) + return (EINVAL); + error = kern_pipe2(td, fildes, uap->flags); + if (error) + return (error); + error = copyout(fildes, uap->fildes, 2 * sizeof(int)); + if (error) { + (void)kern_close(td, fildes[0]); + (void)kern_close(td, fildes[1]); + } + return (error); +} + /* * Allocate kva for pipe circular buffer, the space is pageable * This routine will 'realloc' the size of a pipe safely, if it fails |
