darcs: build_style=haskell-stack, and bump to lts-3.5.

srcpkgs/darcs/files/stack.yaml

@@ -4,4 +4,4 @@ packages:
 extra-deps:
 - dataenc-0.12
 - regex-compat-tdfa-0.95.1.4
-resolver: lts-3.0
+resolver: lts-3.5

srcpkgs/darcs/template

@@ -1,8 +1,10 @@
 # Template file for 'darcs'
 pkgname=darcs
 version=2.10.1
-revision=1
+revision=2
 nocross=yes
+build_style=haskell-stack
+make_build_args="--flag darcs:use-time-1point5"
 hostmakedepends="ghc stack"
 makedepends="zlib-devel libcurl-devel ncurses-devel"
 short_desc="Change-focused cross-platform version control system"
@@ -12,15 +14,6 @@ homepage="http://darcs.net/"
 distfiles="http://hackage.haskell.org/package/${pkgname}-${version}/${pkgname}-${version}.tar.gz"
 checksum=f1ef65b43780e7593ca1afdae5ecf44ed91d62cc1be360693a52c5ff7b57ee94
 
-do_build() {
-	export STACK_ROOT=$wrksrc/.stack
-	cp ${FILESDIR}/stack.yaml .
-	stack ${makejobs} build --flag darcs:use-time-1point5
-}
-
-do_install() {
-	export STACK_ROOT=$wrksrc/.stack
-	vmkdir usr/bin
-	stack install --flag darcs:use-time-1point5 --local-bin-path=${DESTDIR}/usr/bin
+post_install() {
 	vinstall contrib/darcs_completion 644 etc/bash_completion.d
 }