temp/dhcpcd: fix for old kernels (!228)

Fork the package from Alpine and undefine IFA_F_NOPREFIXROUTE during
compilation, so it works with the old downstream kernels that do not
have this feature yet.

temp/dhcpcd/APKBUILD

@@ -0,0 +1,57 @@
+# Maintainer: JuniorJPDJ <pmos@juniorjpdj.pl>
+# Forked from Alpine to disable IFA_F_NOPREFIXROUTE (for old kernels)
+pkgname=dhcpcd
+pkgver=9999
+_pkgver=7.0.8
+pkgrel=0
+pkgdesc="RFC2131 compliant DHCP client"
+url="https://roy.marples.name/projects/dhcpcd"
+arch="all"
+license="BSD-2-Clause"
+makedepends="linux-headers bsd-compat-headers dbus-dev"
+install="$pkgname.post-upgrade"
+subpackages="$pkgname-doc $pkgname-openrc"
+source="https://roy.marples.name/downloads/dhcpcd/$pkgname-$_pkgver.tar.xz
+	busybox-logger.patch
+	fix-chrony-conf-location.patch
+	old-kernel.patch
+	dhcpcd.initd
+	"
+builddir="$srcdir/$pkgname-$_pkgver"
+build() {
+	cd "$builddir"
+
+	CFLAGS="$CFLAGS -D_GNU_SOURCE -DHAVE_PRINTF_M"
+	./configure \
+		--build=$CBUILD \
+		--host=$CHOST \
+		--sysconfdir=/etc \
+		--mandir=/usr/share/man \
+		--localstatedir=/var \
+		--libexecdir=/usr/lib/$pkgname \
+		--dbdir=/var/lib/$pkgname \
+		--rundir=/run \
+		--enable-ipv6 \
+		--without-dev \
+		--without-udev
+	make
+}
+
+check() {
+	cd "$builddir"
+	make test
+}
+
+package() {
+	cd "$builddir"
+
+	make DESTDIR="$pkgdir" install
+	install -Dm755 "$srcdir"/dhcpcd.initd \
+		"$pkgdir"/etc/init.d/dhcpcd
+}
+
+sha512sums="82cd845eb35670788b8f31b973945460f4c5f1a0a3025e3a452b79230dc30704e129d97140e6aec6d0281e0c89c333c0ce0af03c4767b2e5e66547ed3e071953  dhcpcd-7.0.8.tar.xz
+692b2c8c75166fabd512a7cc69c650f9391e0f682ce9cbe1771bfa44e82dcf09e322c46493c45ca75000f479d3cddde306754ba31d28a798a15e2b79a56045f0  busybox-logger.patch
+1c19eed0f7a008ee96ea392beb327169ff8c83fc27fed20f65f05c9125f60629ebe3474c5e6a7cf4aeeea448fde4264c9b84916efacd67d47ab908c47b1fc3a5  fix-chrony-conf-location.patch
+a4837a22ebf1f99ac3dc137c6edabd6d0c146ea3ca3b755e957cff6421c51eaef3feea443c0900518689c21b56f10af8230ae8fe257054207df0debaf4e55d29  old-kernel.patch
+e777432c2efc84285b41e63a4687f3bd543f6864218d037529ab78b5ad934de154f28f478bd9facb56628f2953aad8a932bc2eb8b1dfffa0ce2278ffcfc4d880  dhcpcd.initd"

temp/dhcpcd/busybox-logger.patch

@@ -0,0 +1,11 @@
+--- a/hooks/dhcpcd-run-hooks.in
++++ b/hooks/dhcpcd-run-hooks.in
+@@ -179,7 +179,7 @@
+ 	*)		echo "$interface: $*";;
+ 	esac
+ 	if type logger >/dev/null 2>&1; then
+-		logger -i -p daemon."$lvl" -t dhcpcd-run-hooks "$interface: $*"
++		logger -p daemon."$lvl" -t dhcpcd-run-hooks "$interface: $*"
+ 	fi
+ }
+ 

temp/dhcpcd/dhcpcd.initd

@@ -0,0 +1,14 @@
+#!/sbin/openrc-run
+
+name="DHCP Client Daemon"
+command="/sbin/dhcpcd"
+pidfile="/run/dhcpcd.pid"
+command_args="-q ${command_args:-}"
+
+depend() {
+	provide net
+	need localmount
+	use logger network
+	after bootmisc modules
+	before dns
+}

temp/dhcpcd/dhcpcd.post-upgrade

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+ver_new="$1"
+ver_old="$2"
+
+# Move dhcpcd.duid and dhcpcd.secret to new location when upgrading
+# to dhcpcd 7.x.
+# See https://roy.marples.name/blog/dhcpcd-7-finally-enters-beta.
+if [ "$(apk version -t "$ver_old" '7.0.0-r0')" = '<' ]; then
+	dbdir='/var/lib/dhcpcd'
+	duid_old='/etc/dhcpcd.duid'
+	secret_old='/etc/dhcpcd.secret'
+
+	if [ -f $duid_old ] && [ ! -f $dbdir/duid ]; then
+		echo "* Moving $duid_old to $dbdir/duid" >&2
+		mv $duid_old $dbdir/duid
+	fi
+	if [ -f $secret_old ] && [ ! -f $dbdir/secret ]; then
+		echo "* Moving $secret_old to $dbdir/secret" >&2
+		mv $secret_old $dbdir/secret
+	fi
+fi
+
+exit 0

temp/dhcpcd/fix-chrony-conf-location.patch

@@ -0,0 +1,11 @@
+--- a/hooks/50-ntp.conf
++++ b/hooks/50-ntp.conf
+@@ -17,7 +17,7 @@
+ # above examples.
+ 
+ : ${ntp_confs:=ntp.conf ntpd.conf chrony.conf}
+-: ${ntp_conf_dirs=/etc /usr/pkg/etc /usr/local/etc}
++: ${ntp_conf_dirs=/etc /etc/chrony /usr/pkg/etc /usr/local/etc}
+ ntp_conf_dir="$state_dir/ntp.conf"
+ 
+ # If NTP_CONF is not set, work out a good default

temp/dhcpcd/old-kernel.patch

@@ -0,0 +1,11 @@
+--- a/src/if-linux.c
++++ b/src/if-linux.c
+@@ -97,6 +97,8 @@ int if_getssid_wext(const char *ifname, uint8_t *ssid);
+ #define BPF_ETHCOOK		-ETH_HLEN
+ #define BPF_WHOLEPACKET	0x0fffffff /* work around buggy LPF filters */
+ 
++#undef IFA_F_NOPREFIXROUTE
++
+ struct priv {
+ 	int route_fd;
+ 	uint32_t route_pid;