main/busybox: we need both .post-install and trigger

fixes #128

main/busybox/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=busybox
 pkgver=1.14.3
-pkgrel=3
+pkgrel=4
 pkgdesc="Size optimized toolbox of many common UNIX utilities"
 url=http://busybox.net
 license="GPL-2"
 depends=
 install="$pkgname.post-install $pkgname.post-upgrade"
+triggers="busybox.trigger:/bin /usr/bin /sbin /usr/sbin /lib/modules/*"
 source="http://busybox.net/downloads/$pkgname-$pkgver.tar.bz2
 	$pkgname-1.11.1-bb.patch
 	0001-install-compat-fix-for-mode-of-created-files.patch

main/busybox/busybox.trigger

+#!/bin/sh
+
+do_bb_install=
+
+for i in "$@"; do
+	case "$i" in
+		/lib/modules/*)	/bin/busybox depmod ${i#/lib/modules/};;
+		*) do_bb_install=yes;;
+	esac
+done
+
+if [ -n "$do_bb_install" ]; then
+	/bin/busybox --install -s
+fi
+