main/task: modernize

- add shell completion subpackages
- use RelWithDebInfo build type
- update url to https
- simplify package

main/task/APKBUILD

+# Contributor: Michał Polański <michal@polanski.me>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=task
 pkgver=2.5.1
-pkgrel=0
-pkgdesc="A command-line to do list manager"
-url="http://taskwarrior.org"
+pkgrel=1
+pkgdesc="A command-line to-do list manager"
+url="https://taskwarrior.org"
 arch="all"
 license="MIT"
-depends=""
-depends_dev=""
-makedepends="$depends_dev cmake gnutls-dev util-linux-dev"
-install=""
-subpackages="$pkgname-doc"
+makedepends="cmake gnutls-dev util-linux-dev"
+subpackages="$pkgname-doc
+	$pkgname-bash-completion:bashcomp:noarch
+	$pkgname-fish-completion:fishcomp:noarch
+	$pkgname-zsh-completion:zshcomp:noarch"
 source="https://taskwarrior.org/download/task-$pkgver.tar.gz
-	musl-fix.patch
-	"
-
-_builddir="$srcdir"/task-$pkgver
-prepare() {
-	local i
-	cd "$_builddir"
-	for i in $source; do
-		case $i in
-		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
-		esac
-	done
-}
+	musl-fix.patch"
 
 build() {
-	cd "$_builddir"
 	cmake . \
-		-DCMAKE_BUILD_TYPE=Release \
-		-DCMAKE_INSTALL_PREFIX=/usr \
-		|| return 1
-	make || return 1
+		-DCMAKE_BUILD_TYPE=RelWithDebInfo \
+		-DCMAKE_INSTALL_PREFIX=/usr
+	make
 }
 
 package() {
-	cd "$_builddir"
-	make install DESTDIR="$pkgdir"
+	make DESTDIR="$pkgdir" install
+}
+
+bashcomp() {
+	pkgdesc="Bash completions for $pkgname"
+	depends=""
+	install_if="$pkgname=$pkgver-r$pkgrel bash-completion"
+
+	install -Dm644 "$builddir"/scripts/bash/$pkgname.sh \
+		"$subpkgdir"/usr/share/bash-completion/completions/$pkgname
+}
+
+fishcomp() {
+	pkgdesc="Fish completions for $pkgname"
+	depends=""
+	install_if="$pkgname=$pkgver-r$pkgrel fish"
+
+	install -Dm644 "$builddir"/scripts/fish/$pkgname.fish \
+		"$subpkgdir"/usr/share/fish/completions/$pkgname.fish
+}
+
+zshcomp() {
+	pkgdesc="Zsh completions for $pkgname"
+	depends=""
+	install_if="$pkgname=$pkgver-r$pkgrel zsh"
+
+	install -Dm644 "$builddir"/scripts/zsh/_$pkgname \
+		"$subpkgdir"/usr/share/zsh/site-functions/_$pkgname
 }
 
-md5sums="bcd984a00d6d1eb6b40faf567419f784  task-2.5.1.tar.gz
-b26dba3e7e248ec8c22d820bc7b269c4  musl-fix.patch"
-sha256sums="d87bcee58106eb8a79b850e9abc153d98b79e00d50eade0d63917154984f2a15  task-2.5.1.tar.gz
-49b486a30c18660bb6b2544e920f0015db81a8cebee1bc22a3684ada2c0430ab  musl-fix.patch"
 sha512sums="ec17e5cefff55ecd2c1cb717801c02683d94030906c8d86450c3c79c0bc5a18d82559a5e9e26a91411a1025a241b78ddbc1de51cafc1a2dd531e8229e5e61c10  task-2.5.1.tar.gz
 f82f9883ef6c885635890453fbb5c1dc4d4bf4b69926962a643bcaeadeb80874200329c3916b9796d26fd5f28eb9ad20f50fe7e4adc9f9ca635aa4b50be81911  musl-fix.patch"