system/i*: modernise, fix metadata

system/icu/APKBUILD

@@ -7,14 +7,14 @@ pkgver=63.1
 _ver=$(printf '%s' "$pkgver" | tr . _)
 
 pkgrel=1
-pkgdesc="International Components for Unicode library"
+pkgdesc="International Components for Unicode"
 url="http://site.icu-project.org/"
 arch="all"
 license="ICU"
-subpackages="$pkgname-static $pkgname-dev $pkgname-doc $pkgname-libs"
 depends=""
 checkdepends="diffutils"
 makedepends=""
+subpackages="$pkgname-static $pkgname-dev $pkgname-doc $pkgname-libs"
 source="https://ssl.icu-project.org/files/icu4c/${pkgver}/${pkgname}4c-$_ver-src.tgz
 	icu-60.2-always-use-utf8.patch
 	checkimpl.patch
@@ -32,7 +32,6 @@ source="https://ssl.icu-project.org/files/icu4c/${pkgver}/${pkgname}4c-$_ver-src
 builddir="$srcdir"/icu/source
 
 prepare() {
-	cd "$builddir"
 	default_prepare
 	update_config_sub
 
@@ -51,7 +50,6 @@ prepare() {
 }
 
 build() {
-	cd "$builddir"
 	./configure \
 		--build=$CBUILD \
 		--host=$CHOST \
@@ -66,14 +64,10 @@ build() {
 }
 
 check() {
-	# armhf tests fail with gensprep: Bus error
-	[ "$CARCH" != armhf ] || return 0
-	cd "$builddir"
 	make check
 }
 
 package() {
-	cd "$builddir"
 	make -j1 DESTDIR="$pkgdir" install
 	chmod +x "$pkgdir"/usr/bin/icu-config
 	install -Dm644 "$srcdir"/icu/license.html \

system/iproute2/APKBUILD

@@ -3,7 +3,7 @@
 pkgname=iproute2
 pkgver=5.3.0
 pkgrel=0
-pkgdesc="IP configuration, routing, and traffic control utilities"
+pkgdesc="Advanced IP routing and network device configuration tools"
 url="https://wiki.linuxfoundation.org/networking/iproute2"
 arch="all"
 # the testsuite in this package seems to be geared towards kernel developers

system/isl/APKBUILD

@@ -3,7 +3,7 @@
 pkgname=isl
 pkgver=0.20
 pkgrel=0
-pkgdesc="An Integer Set Library for the Polyhedral Model"
+pkgdesc="Integer Set Library"
 url="http://isl.gforge.inria.fr/"
 arch="all"
 options="!dbg strip" # Static libs only