3 files changed, 223 insertions, 0 deletions
diff --git a/sci-libs/nlopt/files/nlopt-2.4.2-fix-dynamic-underlinking.patch b/sci-libs/nlopt/files/nlopt-2.4.2-fix-dynamic-underlinking.patch
new file mode 100644
index 000000000000..beb9dd4de815
--- /dev/null
+++ b/sci-libs/nlopt/files/nlopt-2.4.2-fix-dynamic-underlinking.patch
@@ -0,0 +1,62 @@
+Fix underlinking issues, caused by missing -lpython27 and -lpthread
+
+--- nlopt-2.4.2/configure.ac
++++ nlopt-2.4.2/configure.ac
+@@ -161,33 +161,17 @@
+ dnl Python:
+ AM_PATH_PYTHON([],[have_python=yes],[have_python=no])
+ if test $have_python = yes; then
+-  AC_ARG_VAR([PYTHON_CONFIG], [python-config program])
+-  AC_PATH_PROGS([PYTHON_CONFIG], [python$PYTHON_VERSION-config python-config],
+-                [unknown], [`dirname $PYTHON`:$PATH])
+-  AC_MSG_CHECKING([for Python include flags])
+-  if test "x$PYTHON_CONFIG" = "xunknown"; then
+-      pinc=-I`echo "import distutils.sysconfig; print (distutils.sysconfig.get_python_inc())" | $PYTHON - 2>/dev/null`
+-      test "x$pinc" = "x-I" && pinc=""
+-  else
+-      pinc=`$PYTHON_CONFIG --includes 2>/dev/null`
+-  fi
+-  AC_MSG_RESULT([${pinc:-unknown}])
+-  PYTHON_INCLUDES="$pinc"
+-  save_CPPFLAGS=$CPPFLAGS
+-  CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES"
+-  AC_CHECK_HEADER([Python.h], [], [AC_MSG_WARN([disabling Python wrappers]) 
+-                                   have_python=no])
+-  if test $have_python = yes; then
++  PKG_CHECK_MODULES([PYTHON], [python-2.7])
++  CPPFLAGS="$CPPFLAGS $PYTHON_CFLAGS"
++  
+     AC_MSG_CHECKING([for Numpy include directory])
+     pinc=`echo "import numpy; print (numpy.get_include())" | $PYTHON - 2>/dev/null`
+     AC_MSG_RESULT([${pinc:-unknown}])
+-    test -n "$pinc" && PYTHON_INCLUDES="$PYTHON_INCLUDES -I$pinc"
++    test -n "$pinc" && PYTHON_INCLUDES="$PYTHON_CFLAGS -I$pinc"
+     CPPFLAGS="$save_CPPFLAGS $PYTHON_INCLUDES"
+     AC_CHECK_HEADER([numpy/arrayobject.h],[],[
+       AC_MSG_WARN([disabling Python wrappers])
+       have_python=no],[#include <Python.h>])
+-  fi
+-  CPPFLAGS=$save_CPPFLAGS
+ fi
+ 
+ fi # with_python
+--- nlopt-2.4.2/swig/Makefile.am
++++ nlopt-2.4.2/swig/Makefile.am
+@@ -9,7 +9,7 @@
+ # Guile wrapper
+ 
+ libnlopt@NLOPT_SUFFIX@_guile_la_SOURCES = nlopt-guile.cpp
+-libnlopt@NLOPT_SUFFIX@_guile_la_LIBADD = ../libnlopt@NLOPT_SUFFIX@.la @GUILE_LIBS@
++libnlopt@NLOPT_SUFFIX@_guile_la_LIBADD = -lpthread ../libnlopt@NLOPT_SUFFIX@.la @GUILE_LIBS@
+ libnlopt@NLOPT_SUFFIX@_guile_la_LDFLAGS = -version-info @SHARED_VERSION_INFO@
+ libnlopt@NLOPT_SUFFIX@_guile_la_CPPFLAGS = $(GUILE_CPPFLAGS) -I$(top_srcdir)/api
+ 
+@@ -23,7 +23,7 @@
+ # Python wrapper
+ 
+ _nlopt_la_SOURCES = nlopt-python.cpp
+-_nlopt_la_LIBADD = ../libnlopt@NLOPT_SUFFIX@.la
++_nlopt_la_LIBADD = ../libnlopt@NLOPT_SUFFIX@.la @PYTHON_LIBS@
+ _nlopt_la_LDFLAGS = -module -version-info @SHARED_VERSION_INFO@
+ _nlopt_la_CPPFLAGS = $(PYTHON_INCLUDES) -I$(top_srcdir)/api
+ 
diff --git a/sci-libs/nlopt/files/nlopt-2.4.2-octave-4-map.patch b/sci-libs/nlopt/files/nlopt-2.4.2-octave-4-map.patch
new file mode 100644
index 000000000000..c82d99497e67
--- /dev/null
+++ b/sci-libs/nlopt/files/nlopt-2.4.2-octave-4-map.patch
@@ -0,0 +1,49 @@
+Fix issues caused by Octave-4 renaming Octave_map to octave_map
+See also
+https://bugs.gentoo.org/show_bug.cgi?id=569996
+https://github.com/stevengj/nlopt/commit/5326ab410c978f9d8c3cae7e4917f55c10ef2c2e?diff=unified
+
+--- nlopt-2.4.2_old/octave/nlopt_optimize-oct.cc	2014-05-20 20:35:58.000000000 +0200
++++ nlopt-2.4.2/octave/nlopt_optimize-oct.cc	2016-01-09 16:10:53.358491776 +0100
+@@ -30,5 +30,5 @@
+ #include "nlopt_optimize_usage.h"
+ 
+-static int struct_val_default(Octave_map &m, const std::string& k,
++static int struct_val_default(octave_map &m, const std::string& k,
+ 				 int dflt)
+ {
+@@ -40,5 +40,5 @@
+ }
+ 
+-static double struct_val_default(Octave_map &m, const std::string& k,
++static double struct_val_default(octave_map &m, const std::string& k,
+ 				 double dflt)
+ {
+@@ -50,5 +50,5 @@
+ }
+ 
+-static Matrix struct_val_default(Octave_map &m, const std::string& k,
++static Matrix struct_val_default(octave_map &m, const std::string& k,
+ 				 Matrix &dflt)
+ {
+@@ -141,5 +141,5 @@
+ #define CHECK1(cond, msg) if (!(cond)) { fprintf(stderr, msg "\n\n"); nlopt_destroy(opt); nlopt_destroy(local_opt); return NULL; }
+ 
+-nlopt_opt make_opt(Octave_map &opts, int n)
++nlopt_opt make_opt(octave_map &opts, int n)
+ {
+   nlopt_opt opt = NULL, local_opt = NULL;
+@@ -196,5 +196,5 @@
+ 	  && (opts.contents("local_optimizer"))(0).is_map(),
+ 	  "opt.local_optimizer must be a structure");
+-    Octave_map local_opts = (opts.contents("local_optimizer"))(0).map_value();
++    octave_map local_opts = (opts.contents("local_optimizer"))(0).map_value();
+     CHECK1((local_opt = make_opt(local_opts, n)), 
+ 	  "error initializing local optimizer");
+@@ -217,5 +217,5 @@
+ 
+   CHECK(args(0).is_map(), "opt must be structure")
+-  Octave_map opts = args(0).map_value();
++  octave_map opts = args(0).map_value();
+ 
+   CHECK(args(1).is_real_matrix() || args(1).is_real_scalar(),
diff --git a/sci-libs/nlopt/nlopt-2.4.2-r1.ebuild b/sci-libs/nlopt/nlopt-2.4.2-r1.ebuild
new file mode 100644
index 000000000000..97662c0dce5a
--- /dev/null
+++ b/sci-libs/nlopt/nlopt-2.4.2-r1.ebuild
@@ -0,0 +1,112 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+PYTHON_COMPAT=( python2_7 )
+AUTOTOOLS_AUTORECONF=1
+
+inherit python-r1 autotools-utils
+
+DESCRIPTION="Non-linear optimization library"
+HOMEPAGE="http://ab-initio.mit.edu/nlopt/"
+SRC_URI="${HOMEPAGE}/${P}.tar.gz"
+
+LICENSE="LGPL-2.1 MIT"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
+SLOT="0"
+IUSE="cxx guile octave python static-libs"
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+DEPEND="
+	guile? ( dev-scheme/guile:* )
+	octave? ( sci-mathematics/octave )
+	python? ( dev-python/numpy[${PYTHON_USEDEP}] )"
+RDEPEND="${DEPEND}"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-2.3-pkgconfig.patch
+	"${FILESDIR}"/${PN}-2.3-as-needed.patch
+	"${FILESDIR}"/${P}-fix-dynamic-underlinking.patch
+)
+
+src_prepare() {
+	# fix #569996 due to renaming of Octave_map class
+	has_version ">=sci-mathematics/octave-4.0" && \
+		epatch "${FILESDIR}/${P}-octave-4-map.patch"
+	autotools-utils_src_prepare
+	use cxx && BUILD_CXX="${S}_cxx"
+	use python && python_copy_sources
+}
+
+src_configure() {
+	local myeconfargs=(
+		$(use_with octave)
+	)
+	if use octave; then
+		export OCT_INSTALL_DIR="$(octave-config -p LOCALOCTFILEDIR)"
+		export M_INSTALL_DIR="$(octave-config -p LOCALFCNFILEDIR)"
+	else
+		export MKOCTFILE=None
+	fi
+
+	myeconfargs+=(
+		$(use_with guile)
+	)
+
+	if use python; then
+		python_foreach_impl run_in_build_dir autotools-utils_src_configure
+	else
+		autotools-utils_src_configure
+	fi
+
+	if use cxx; then
+		myeconfargs+=( --with-cxx --without-octave --without-python )
+		BUILD_DIR="${BUILD_CXX}" autotools-utils_src_configure
+	fi
+}
+
+src_compile() {
+	if use python; then
+		python_foreach_impl run_in_build_dir autotools-utils_src_compile
+	else
+		autotools-utils_src_compile
+	fi
+	use cxx && BUILD_DIR="${BUILD_CXX}" autotools-utils_src_compile
+	#-C "${BUILD_DIR}_cxx"
+}
+
+src_test() {
+	do_test() {
+		local a f
+		cd "${BUILD_DIR}"/test
+		for a in {1..7}; do
+			for f in {5..9}; do
+				./testopt -a $a -o $f || die "algorithm $a function $f failed"
+			done
+		done
+	}
+	if use python; then
+		python_foreach_impl run_in_build_dir do_test
+	else
+		do_test
+	fi
+	cd "${BUILD_CXX}"/test
+	for a in {1..9}; do
+		for f in {5..9}; do
+			./testopt -a $a -o $f || die "algorithm $a function $f failed"
+		done
+	done
+}
+
+src_install() {
+	# build cxx first so the c lib overwrites the pc file
+	use cxx && BUILD_DIR="${BUILD_CXX}" autotools-utils_src_install
+	if use python; then
+		python_foreach_impl run_in_build_dir autotools-utils_src_install
+	else
+		autotools-utils_src_install
+	fi
+	local r
+	for r in */README; do newdoc ${r} README.$(dirname ${r}); done
+}