fyi, i'm on the udpcast list and i don't believe i ever got this message.
i checked the archives (http://lll.lgl.lu/pipermail/udpcast/), and there's
no sign of it either.
Alain: do you know if there's a problem with the list?
On Fri, Nov 14, 2003 at 05:54:05PM -0600, Brian Elliott Finley wrote:
> ----- Forwarded message from Brian Elliott Finley <[EMAIL PROTECTED]> -----
>
> Date: Thu, 6 Nov 2003 17:38:31 -0600
> From: Brian Elliott Finley <[EMAIL PROTECTED]>
> To: UDP Cast <[EMAIL PROTECTED]>
> Subject: exit code 141
>
> First let me say that udpcast is a great tool. I use it in SystemImager
> as a multicast transport option, and it works quite well.
>
> I do have one conundrum, however, in that I'm trying to do a
> --pipe 'tar -x' on a busybox system, and regardless of the exit status
> of the --pipe program (tar in this case), I get an exit status of 141
> from udp-receiver. The files, however, are untarred successfully.
>
> If I issue the same commands on a non-busy box system, things work fine.
>
> If I receive the stream to a file, --file /tmp/out, udp-receiver exits
> with a zero.
>
> A statically compiled udp-receiver exhibits the same behavior.
>
> This is with udpcast-20011231.
>
> I have even applied the patch below, which produces appropriate exit
> codes when run on a non-busybox system.
>
> Help!
>
> Thanks, -Brian
>
>
> diff -urN udpcast-20011231sis2.orig/udpr-negotiate.c
> udpcast-20011231sis2/udpr-negotiate.c
> --- udpcast-20011231sis2.orig/udpr-negotiate.c 2001-12-30 18:07:02.000000000
> -0600
> +++ udpcast-20011231sis2/udpr-negotiate.c 2003-11-06 10:05:27.000000000 -0600
> @@ -1,3 +1,9 @@
> +/*
> + * 2003.11.06 Brian E. Finley <[EMAIL PROTECTED]>
> + * - retrieve status returned by waitForProcess as "pipeStatus", then
> + * exit with status of failed pipe program if status is non-zero.
> + */
> +
> #include <fcntl.h>
> #include <unistd.h>
> #include <errno.h>
> @@ -297,6 +303,8 @@
> {
> struct fifo fifo;
> void *returnValue;
> + int pipeStatus;
> +
> receiver_stats_t stats = allocReadStats(origOutFile);
>
> initFifo(&fifo, net_config->blockSize);
> @@ -315,7 +323,11 @@
>
> /* if we have a pipe, now wait for that too */
> if(pipePid) {
> - waitForProcess(pipePid, "Pipe");
> + pipeStatus = waitForProcess(pipePid, "Pipe");
> + if(pipeStatus != 0) {
> + fsync(origOutFile);
> + exit(pipeStatus);
> + }
> }
> fsync(origOutFile);
> displayReceiverStats(stats);
>
>
>
> --
> ---------------------------------------------------------
> Brian Elliott Finley Argonne, MCS Division
> Phone: 630.631.6621 http://thefinleys.com
> GPG: 3FF8 D096 0E0C D3F3 29B7 6518 D20B 1931 10F8 EE52
> ---------------------------------------------------------
>
> ----- End forwarded message -----
>
> --
> ---------------------------------------------------------
> Brian Elliott Finley Argonne, MCS Division
> Phone: 630.631.6621 http://thefinleys.com
> GPG: 3FF8 D096 0E0C D3F3 29B7 6518 D20B 1931 10F8 EE52
> ---------------------------------------------------------
>
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