From bc1d5fb28841f6050605e93886685b3a02e7787a Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Fri, 2 Jun 2017 22:07:52 +1200
Subject: Use mi5 to make templated shell scripts

---
 include/mktd.mi5 | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 include/mktd.mi5

(limited to 'include')

diff --git a/include/mktd.mi5 b/include/mktd.mi5
new file mode 100644
index 00000000..388eb9be
--- /dev/null
+++ b/include/mktd.mi5
@@ -0,0 +1,15 @@
+# Create a temporary directory with name in $td, and handle POSIX-ish traps to
+# remove it when the script exits.
+td=
+cleanup() {
+    [ -n "$td" ] && rm -fr -- "$td"
+    if [ "$1" != EXIT ] ; then
+        trap - "$1"
+        kill "-$1" "$$"
+    fi
+}
+for sig in EXIT HUP INT TERM ; do
+    # shellcheck disable=SC2064
+    trap "cleanup $sig" "$sig"
+done
+td=$(mktd "$self") || exit
-- 
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