1 files changed, 50 insertions, 0 deletions
diff --git a/debian/cron.daily b/debian/cron.daily
new file mode 100644
index 0000000..4dd8ae0
--- /dev/null
+++ b/debian/cron.daily
@@ -0,0 +1,50 @@
+#!/bin/sh
+#
+# man-db cron daily
+
+set -e
+
+if [ -d /run/systemd/system ]; then
+    # Skip in favour of systemd timer.
+    exit 0
+fi
+
+# This should be set by cron, but apparently isn't always; see
+# https://bugs.debian.org/209185.  Add fallbacks so that start-stop-daemon
+# can be found.
+export PATH="$PATH:/usr/local/sbin:/usr/sbin:/sbin"
+
+iosched_idle=
+# Don't try to change I/O priority in a vserver or OpenVZ.
+if ! grep -Eq '(envID|VxID):.*[1-9]' /proc/self/status && \
+   { [ ! -d /proc/vz ] || [ -d /proc/bc ]; }; then
+    iosched_idle='--iosched idle'
+fi
+
+if ! [ -d /var/cache/man ]; then
+    # Recover from deletion, per FHS.
+    install -d -o man -g man -m 0755 /var/cache/man
+fi
+
+# expunge old catman pages which have not been read in a week
+if [ -d /var/cache/man ]; then
+  cd /
+  # shellcheck disable=SC2086
+  start-stop-daemon --start --pidfile /dev/null --startas /bin/sh \
+	--oknodo --chuid man $iosched_idle -- -c \
+	"find /var/cache/man -type f -name '*.gz' -atime +6 -print0 | \
+	 xargs -r0 rm -f"
+fi
+
+# regenerate man database
+if [ -x /usr/bin/mandb ]; then
+    # --pidfile /dev/null so it always starts; mandb isn't really a daemon,
+    # but we want to start it like one.
+    # shellcheck disable=SC2086
+    start-stop-daemon --start --pidfile /dev/null \
+		      --startas /usr/bin/mandb --oknodo --chuid man \
+		      $iosched_idle \
+		      -- --no-purge --quiet
+fi
+
+exit 0