From 8beecdb132e2502aa285f52f23675da16d652d9b Mon Sep 17 00:00:00 2001
From: "Michael D. Lowis" <mike.lowis@gentex.com>
Date: Wed, 30 Oct 2019 09:31:05 -0400
Subject: [PATCH] added telemetry viewer script changed job.c to only output
 when poll returns non zero

---
 bin/view-telem |  4 ++++
 src/lib/job.c  | 10 ++++++----
 2 files changed, 10 insertions(+), 4 deletions(-)
 create mode 100755 bin/view-telem

diff --git a/bin/view-telem b/bin/view-telem
new file mode 100755
index 0000000..2b406a8
--- /dev/null
+++ b/bin/view-telem
@@ -0,0 +1,4 @@
+#!/bin/sh
+while [[ 1 ]]; do
+    cat ~/tide-telem
+done
\ No newline at end of file
diff --git a/src/lib/job.c b/src/lib/job.c
index 89fa953..a2094d2 100644
--- a/src/lib/job.c
+++ b/src/lib/job.c
@@ -167,18 +167,20 @@ bool job_poll(int ms)
         if (job->writefn) JobFds[njobs].events |= POLLOUT;
         if (JobFds[njobs].events) njobs++;
     }
+
     /* Poll until a job is ready, call the functions based on events */
     long ret = poll(JobFds, njobs, ms);
-    telem_send("POLL(njobs: %d, ms: %d, ret: %d)\n", njobs, ms, ret);
-    if (ret < 0)
+    if (ret != 0)
     {
-        perror("poll() failed: ");
-        exit(1);
+        telem_send("POLL(njobs: %d, ms: %d, ret: %d)\n", njobs, ms, ret);
     }
+
+    /* process all jobs with events reported */
     for (int i = 0; i < njobs; i++)
     {
         job_process(JobFds[i].fd, JobFds[i].revents);
     }
+
     /* reap zombie processes */
     for (int status; waitpid(-1, &status, WNOHANG) > 0;);
     return (ret > 0);
-- 
2.52.0