On Sat, Nov 01, 2008 at 11:21:01PM -, Sven Mascheck wrote:
[...]
: stdout stderr
[...]
It fails on old Ultrix sh, which can't redirect the same fd more than once
in a single statement. But that platform is relatively dead these days.
More detailed:
- It actually works (also on
* Stephane Chazelas wrote on Sun, Nov 02, 2008 at 09:53:15AM CET:
On Sat, Nov 01, 2008 at 11:21:01PM -, Sven Mascheck wrote:
[...]
: stdout stderr
[...]
It fails on old Ultrix sh, which can't redirect the same fd more than once
in a single statement. But that platform is
Clark J. Wang wrote:
When I was doing some testing I found the file descriptor 10 is always
duplicate of fd 0 and it cannot be closed.
Half right. When a redirection involving fd 0 is evaluated, the shell
has to save fd 0 somewhere so it can be restored. It uses fcntl to
duplicate fd 0 to
On Mon, Nov 3, 2008 at 06:19, Chet Ramey [EMAIL PROTECTED] wrote:
Clark J. Wang wrote:
When I was doing some testing I found the file descriptor 10 is always
duplicate of fd 0 and it cannot be closed.
Half right. When a redirection involving fd 0 is evaluated, the shell
has to save fd 0
