user/*: Modernise / fix syntax / deps

user/valgrind/APKBUILD

@@ -5,14 +5,15 @@ pkgrel=0
 pkgdesc="A tool to help find memory-management problems in programs"
 url="http://valgrind.org/"
 arch="all"
-license="GPL-2.0+"
-makedepends="autoconf automake libtool bash perl cmd:which"
 # from README_PACKAGERS:
 #   Don't strip the debug info off lib/valgrind/$platform/vgpreload*.so
 #   in the installation tree.  Either Valgrind won't work at all, or it
 #   will still work if you do, but will generate less helpful error
 #   messages.
 options="!strip !check"
+license="GPL-2.0+"
+depends=""
+makedepends="autoconf automake libtool bash perl cmd:which"
 subpackages="$pkgname-dev $pkgname-doc"
 source="ftp://sourceware.org/pub/$pkgname/$pkgname-$pkgver.tar.bz2
 	0001-Ensure-ELFv2-is-supported-on-PPC64.patch
@@ -24,13 +25,11 @@ source="ftp://sourceware.org/pub/$pkgname/$pkgname-$pkgver.tar.bz2
 
 prepare() {
 	default_prepare
-	cd "$builddir"
 	aclocal && autoconf && automake --add-missing
 	echo '#include <linux/a.out.h>' > include/a.out.h
 }
 
 build() {
-	cd "$builddir"
 	# fails to build with ccache
 	export CC="gcc"
 	export CFLAGS="$CFLAGS -fno-stack-protector -no-pie"
@@ -47,12 +46,10 @@ build() {
 }
 
 check() {
-	cd "$buildir"
 	make check
 }
 
 package() {
-	cd "$builddir"
 	make DESTDIR="$pkgdir" install
 
 	# we have options=!strip above so we strip the /usr/bin/* manually