user/man-db: Add trigger for automatic mandb generation.

user/man-db/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: A. Wilcox <awilfox@adelielinux.org>
 pkgname=man-db
 pkgver=2.7.6.1
-pkgrel=0
+pkgrel=1
 pkgdesc="The man command and related utilities for examining on-line help files"
 url="http://www.nongnu.org/man-db/"
 arch="all"
@@ -10,7 +10,9 @@ license="GPL-2+"
 depends="groff less"
 makedepends="db-dev gettext-dev libpipeline-dev zlib-dev"
 subpackages="$pkgname-lang $pkgname-doc"
-source="http://download.savannah.nongnu.org/releases/man-db/man-db-$pkgver.tar.xz"
+source="http://download.savannah.nongnu.org/releases/man-db/man-db-$pkgver.tar.xz
+	man-db.trigger"
+triggers="man-db.trigger=/usr/share/man"
 
 build() {
 	cd "$builddir"
@@ -35,4 +37,5 @@ package() {
 	rm -r "${pkgdir}"/usr/lib/tmpfiles.d  # systemd
 }
 
-sha512sums="623c5e7f8b7c289908b2c926f8777293b8d39aeceef0d2509d701a8b0bfa81408650f655c8608318221786c751a79ee91124b07993de5298cd7fa6d8bb737301  man-db-2.7.6.1.tar.xz"
+sha512sums="623c5e7f8b7c289908b2c926f8777293b8d39aeceef0d2509d701a8b0bfa81408650f655c8608318221786c751a79ee91124b07993de5298cd7fa6d8bb737301  man-db-2.7.6.1.tar.xz
+0d2ab0b42888178ffb83c5dd5eaac8005f047de56af55eb3046291318fd8ed8c4999a4ea0148367ea07c0a0490eb8b9bc726a03b46533ef51bec6a5747719b64  man-db.trigger"

user/man-db/man-db.trigger

+#!/bin/sh
+
+exec /usr/bin/mandb /usr/share/man