--- /dev/null
+Starting with GCC 5, the __builtin_isnan() fucntion requires proper overloaded types, even in C:
+* osptransapi.c:1040:13: error: non-floating-point argument in call to function ‘__builtin_isnan’
+* OSPM_ISNAN(metrics.mean, tnisnan);
+See also:
+https://bugs.gentoo.org/show_bug.cgi?id=581058
+
+--- a/src/osptransapi.c
++++ b/src/osptransapi.c
+@@ -983,7 +983,7 @@
+ /* sample mean - have to cast Samples to a float to get some precision on the mean */
+ mean = ((metrics.mean * currnumber) + (ospvMean * ospvSamples)) / (float)metrics.samples;
+
+- OSPM_ISNAN(metrics.mean, tnisnan);
++ OSPM_ISNAN((double)metrics.mean, tnisnan);
+
+ if (tnisnan) {
+ errcode = OSPC_ERR_TRAN_INVALID_CALC;
--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+inherit toolchain-funcs
+
+S_DATE="20161107"
+
+DESCRIPTION="Open Settlement Protocol development kit"
+HOMEPAGE="http://www.transnexus.com/OSP%20Toolkit/OSP%20Toolkit%20Documents/OSP%20Toolkit%20Documents.htm"
+SRC_URI="mirror://sourceforge/osp-toolkit/OSPToolkit-${PV}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+RDEPEND="dev-libs/openssl:0="
+DEPEND="${RDEPEND}"
+
+S=${WORKDIR}/TK-${PV//./_}-${S_DATE}
+
+# TODO:
+# generate a shared lib
+
+# NOTES:
+# osptest isn't a test that can be used for src_test, it's part of the toolkit
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-4.13.0-gcc5.patch
+)
+
+src_prepare() {
+ default
+
+ # remove -O and use users CFLAGS, see bug 241034
+ sed -i -e "s/ -O//" -e "s/^CFLAGS =/CFLAGS +=/" src/Makefile test/Makefile \
+ enroll/Makefile || die "patching Makefiles failed"
+
+ # use users LDFLAGS
+ sed -i -e "s:LFLAGS:LDFLAGS:" test/Makefile \
+ || die "patching test/Makefile failed"
+ sed -i -e "s:\(\$(LIBS\):\$(LDFLAGS) \1:" enroll/Makefile \
+ || die "patching enroll/Makefile failed"
+
+ # change lib dir to $(get_libdir)
+ sed -i -e "s:\$(INSTALL_PATH)/lib:\$(INSTALL_PATH)/$(get_libdir):" \
+ src/Makefile || die "patching src/Makefile failed"
+
+ # test.cfg is located in /etc/${PN}/test.cfg
+ sed -i -e \
+ "s:\(^#define CONFIG_FILENAME.*\"\).*\(test.cfg\"\):\1/etc/${PN}/\2:" \
+ test/test_app.c || die "patching test/test_app.c failed"
+
+ # configure enroll.sh
+ sed -i -e "s:^\(OPENSSL_CONF\).*:\1=/etc/${PN}/openssl.cnf:" \
+ -e "s:^\(RANDFILE\).*:\1=\/etc/${PN}/.rnd:" \
+ bin/enroll.sh || die "patching bin/enroll.sh failed"
+
+ # change enroll path
+ sed -i -e "s:^\(enroll\):/usr/lib/${PN}/\1:" \
+ bin/enroll.sh || die "patching bin/enroll.sh failed"
+}
+
+src_compile() {
+ emake CC="$(tc-getCC)" AR="$(tc-getAR)" -C src build
+ emake CC="$(tc-getCC)" AR="$(tc-getAR)" -C enroll linux
+ emake CC="$(tc-getCC)" AR="$(tc-getAR)" -C test linux
+}
+
+src_install() {
+ emake -C src INSTALL_PATH="${ED%/}"/usr install
+
+ local DOCS=( README.txt RELNOTES.txt )
+ einstalldocs
+
+ insinto /etc/${PN}
+ doins bin/test.cfg bin/.rnd bin/openssl.cnf
+
+ # install enroll and enroll.sh in lib dir to prevent executing them
+ local ospdir=/usr/$(get_libdir)/${PN}
+ dodir ${ospdir}
+ exeinto ${ospdir}
+ doexe bin/enroll bin/enroll.sh
+
+ # use the symlink to execute enroll.sh
+ dosym ${ospdir}/enroll.sh /usr/bin/ospenroll
+
+ newbin bin/test_app osptest
+}
+
+pkg_postinst() {
+ elog "OSP test application is now available with 'osptest' command"
+ elog "OSP enroll application is now available with 'ospenroll' command"
+ elog "ospenroll is using /etc/${PN}/openssl.cnf as an openssl configuration"
+}