main/ttyescape: new aports

Add ttyescape, a script and triggerhappy configuration to allow mobile
device users to access and use a shell without having to plug in to a
computer.

main/ttyescape/APKBUILD

+# Maintainer: Caleb Connolly <caleb@connolly.tech>
+pkgname=ttyescape
+pkgver=0.1
+pkgrel=0
+pkgdesc="Daemon to allow users to escape to a tty"
+url="https://postmarketos.org"
+arch="all"
+license="GPL-3.0-or-later"
+depends="triggerhappy fbkeyboard terminus-font kbd"
+makedepends=""
+checkdepends=""
+install="$pkgname.post-install"
+source="
+	togglevt.sh
+	ttyescape-thd.conf
+"
+options="!check"
+
+package() {
+	install -Dm755 "$srcdir"/togglevt.sh \
+		"$pkgdir"/usr/bin/togglevt.sh
+	
+	install -Dm755 "$srcdir"/ttyescape-thd.conf \
+		"$pkgdir"/etc/triggerhappy/triggers.d/ttyescape.conf
+}
+
+sha512sums="
+08734715bb62fccd821ed2749145b0ecbdaffbc3b94c439f8ef9c7a2e76acf38c9f6229a58e605f9978e7759c5b1ea877175f8d8a9124eada091711b13b04711  togglevt.sh
+3570ce89d3cc493da3aac9f81e2d9072d783d96e43d2194a244096ea1ca3bd76c0ecdb5436531d4ad87c81fa47e95665dfa1a0f7fbded81297c1c950b3184965  ttyescape-thd.conf
+"

main/ttyescape/togglevt.sh

+#!/bin/sh
+
+# Toggle between tty1 and tty2, launching fbkeyboard when on tty2
+
+if [ ! -e /dev/uinput ]; then
+	if ! modprobe -q uinput; then
+		echo "uinput module not available, please enable it in your kernel"
+	fi
+fi
+
+currentvt=$(cat /sys/devices/virtual/tty/tty0/active)
+
+if [ "$currentvt" = "tty2" ]; then
+	chvt 1
+	killall fbkeyboard
+else
+	setfont /usr/share/consolefonts/ter-128n.psf.gz -C /dev/tty2
+	chvt 2
+	nohup fbkeyboard -r "$(cat /sys/class/graphics/fbcon/rotate)" &
+fi

main/ttyescape/ttyescape-thd.conf

+KEY_VOLUMEDOWN+KEY_POWER 1   /usr/bin/togglevt.sh
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main/ttyescape/ttyescape.post-install

+#!/bin/sh
+
+rc-update -q add triggerhappy default
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