diff options
| author | Christopher Faylor <me@cgf.cx> | 2012-02-01 21:20:02 +0400 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2012-02-01 21:20:02 +0400 |
| commit | 8fa8b3a3891165dc4c8eb8f05923a3352b20aec3 (patch) | |
| tree | 999711e4be4cb1ba45294c113a1741f8263dfde4 /winsup/cygwin/syscalls.cc | |
| parent | 4c68bf65c8b225f96c4cea4417ffd3a0dd0341e4 (diff) | |
* dtable.cc (dtable::dup_worker): Add comment explaining why refcnt isn't
incremented here.
(dtable::dup3): Simplify slightly. Add comment.
* syscalls.cc (dup3): Increment refcnt here, similarly to dup2.
Diffstat (limited to 'winsup/cygwin/syscalls.cc')
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index 4ff64a3e3..3ed0f4f95 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -161,8 +161,9 @@ dup3 (int oldfd, int newfd, int flags) set_errno (cfd < 0 ? EBADF : EINVAL); res = -1; } - else - res = cygheap->fdtab.dup3 (oldfd, newfd, flags); + else if ((res = cygheap->fdtab.dup3 (oldfd, newfd, flags)) == newfd) + cygheap->fdtab[newfd]->refcnt (1); + syscall_printf ("%R = dup3(%d, %d, %p)", res, oldfd, newfd, flags); return res; } |