--- /dev/null
+Make build system honour user variables
+
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,4 @@
+-CFLAGS = -O3 -march=pentiumpro -mcpu=pentiumpro -funroll-loops -Winline -DNDEBUG=1
+-LDLIBS = -lm -static
+-# LDLIBS = -lm
++LDLIBS = -lm
+
+ OBJ = .o
+ EXE =
+@@ -8,18 +6,13 @@
+ RM = rm -f
+ CP = cp
+
+-GPP = g++
+-LD = $(GPP) $(CFLAGS)
+-CPP = $(GPP) -c $(CFLAGS)
+-CC = gcc -c $(CFLAGS)
+-
+ all: piler
+
+ CPPSRC = $(sort $(wildcard *.cpp))
+ CPPOBJ = $(subst .cpp,.o,$(CPPSRC))
+
+-$(CPPOBJ): %.o: %.cpp
+- $(CPP) $< -o $@
++%.o: %.cpp
++ $(CXX) $(CXXFLAGS) -DNDEBUG $(CPPFLAGS) -c $< -o $@
+
+ piler: $(CPPOBJ)
+- $(LD) -o piler $(CPPOBJ) $(LDLIBS)
++ $(CXX) $(LDFLAGS) $(CXXFLAGS) -o piler $(CPPOBJ) $(LDLIBS)
--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit toolchain-funcs
+
+DESCRIPTION="Analysis of repetitive DNA found in genome sequences"
+HOMEPAGE="http://www.drive5.com/piler/"
+SRC_URI="http://www.drive5.com/piler/piler_source.tar.gz -> ${P}.tar.gz"
+
+LICENSE="public-domain"
+SLOT="0"
+KEYWORDS="amd64 x86"
+IUSE=""
+
+DEPEND=""
+RDEPEND="
+ || (
+ sci-biology/muscle
+ sci-libs/libmuscle
+ )
+ sci-biology/pals"
+
+S=${WORKDIR}
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-1.0-fix-build-system.patch
+ "${FILESDIR}"/${PN}-1.0-glibc-2.10.patch
+)
+
+src_configure() {
+ tc-export CXX
+}
+
+src_install() {
+ dobin piler
+}
+++ /dev/null
-# Copyright 1999-2009 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI="2"
-
-inherit eutils toolchain-funcs
-
-DESCRIPTION="Analysis of repetitive DNA found in genome sequences"
-HOMEPAGE="http://www.drive5.com/piler/"
-#SRC_URI="http://www.drive5.com/piler/piler_source.tar.gz"
-SRC_URI="mirror://gentoo/${P}.tar.gz"
-
-LICENSE="public-domain"
-SLOT="0"
-KEYWORDS="amd64 x86"
-IUSE=""
-
-DEPEND=""
-RDEPEND="|| ( sci-biology/muscle
- sci-libs/libmuscle )
- sci-biology/pals"
-
-S=${WORKDIR}
-
-src_prepare() {
- epatch "${FILESDIR}"/${P}-glibc-2.10.patch
-}
-
-src_compile() {
- emake GPP="$(tc-getCXX)" CFLAGS="${CXXFLAGS}" || die
-}
-
-src_install() {
- dobin piler
-}