From 7eba4293714b9dce86c07ccf2fdaddaa11a4c3c7 Mon Sep 17 00:00:00 2001
From: makefu <github@syntax-fehler.de>
Date: Fri, 28 Aug 2015 23:39:37 +0200
Subject: Reaktor: add nix support, packaging

---
 reaktor/commands/tell-on_join | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 reaktor/commands/tell-on_join

(limited to 'reaktor/commands/tell-on_join')

diff --git a/reaktor/commands/tell-on_join b/reaktor/commands/tell-on_join
new file mode 100755
index 0000000..2dbff41
--- /dev/null
+++ b/reaktor/commands/tell-on_join
@@ -0,0 +1,19 @@
+#! /bin/sh
+set -euf
+
+# require flock from util-linux
+if test "${FLOCK-}" != "$state_file"; then
+  exec env FLOCK="$state_file" flock "$state_file" "$0" "$@"
+fi
+
+to="$_from"
+
+# print messages
+sed -n '/^'"$to"' /{
+  s/^\([^ ]\+\) \([^ ]\+\) <\([^>]\+\)> \(.*\)/\1: \4 2-- \2, \3/p
+}' "$state_file"
+
+# delete messages
+sed -i '/^'"$to"' /{
+  d
+}' "$state_file"
-- 
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