From: Michael D. Lowis <mike@mdlowis.com>
Date: Thu, 31 Oct 2019 02:52:57 +0000 (-0400)
Subject: updated telemetry script to add fifo and remove it
X-Git-Url: https://git.mdlowis.com/?a=commitdiff_plain;h=fa5d54b3df74e7cb43c089091bedb36c51aa6e66;p=projs%2Ftide.git

updated telemetry script to add fifo and remove it
---

diff --git a/bin/view-telem b/bin/view-telem
index 2b406a8..8e10c32 100755
--- a/bin/view-telem
+++ b/bin/view-telem
@@ -1,4 +1,19 @@
 #!/bin/sh
-while [[ 1 ]]; do
-    cat ~/tide-telem
-done
\ No newline at end of file
+
+FIFO="$HOME/tide-telem"
+
+quit(){
+    rm -f "$FIFO"
+    exit 0
+}
+
+# cleanup the fifo when the user says we're done
+trap quit INT
+
+# create the fifo if it doesnt exist
+[ ! -e "$FIFO" ] && mkfifo "$FIFO"
+
+# continually read contents from fifo
+while true; do
+    cat "$FIFO"
+done