Hi Benjamin,
you cannot pipe to echo, since it does not read from stdin.
echo just echos is first arg, i.e. echo /dev/stdin > /dev/null will echo the
string "/dev/stdin"to /dev/stdout, which is redirected to /dev/null.
Try
p <- pipe("cat > /dev/null", open = "w")
instead.
Regards,
Andreas
Not sure if this is a bug, so posting here first. If I run:
cnt <- 0L
while (TRUE) {
cnt <- cnt + 1L
p <- pipe("echo /dev/stdin > /dev/null", open = "w")
writeLines("foobar", p)
tryCatch(close(p), error = function(e) { print(cnt); stop(e)})
}
then once cnt ge
On 05/12/2019 11:00 a.m., Johann R. Kleinbub wrote:
It's been three months without an answer, is it ok to thread bump?
Would someone provide a pointer?
I agree it's a bug, and agree with your analysis. You should report it
on bugs.r-project.org. (If you don't have an account there, let us
k
It's been three months without an answer, is it ok to thread bump?
Would someone provide a pointer?
Thank you for your consideration,
Johann
On Mon, 16 Sep 2019 at 15:53, Johann R. Kleinbub
wrote:
>
> I am developing a package to analyse physiological time-series and I
thought that the most rel
Hi all,
With the help of Tomas, I was able to track the issue down: Prior to R v3.6.0
the parallel package passes an uninitialized variable as the file descriptor
argument to the close system call.
In my particular R session this uninitialized variable (reproducibly) was
holding the value 7,
