media-libs/libopenshot: make sure the compiler supports OpenMP

Gentoo-Bug: 580710

Package-Manager: portage-2.2.28
Closes: https://github.com/gentoo/gentoo/pull/1321

Signed-off-by: Ian Delaney <idella4@gentoo.org>

diff --git a/media-libs/libopenshot/libopenshot-0.1.1.ebuild b/media-libs/libopenshot/libopenshot-0.1.1.ebuild
index 8253c49c0b0bb8254a303c3bd7809d4abe808318..5bc4acc705168e2589712ed7f0445da190179099 100644 (file)
--- a/media-libs/libopenshot/libopenshot-0.1.1.ebuild
+++ b/media-libs/libopenshot/libopenshot-0.1.1.ebuild
@@ -6,7 +6,7 @@ EAPI=6
 
 PYTHON_COMPAT=( python3_{4,5} )
 
-inherit cmake-utils python-single-r1 versionator
+inherit cmake-utils python-single-r1 toolchain-funcs versionator
 
 DESCRIPTION="Video editing library used by OpenShot"
 HOMEPAGE="http://www.openshotvideo.com/"
@@ -40,6 +40,15 @@ PATCHES=( "${FILESDIR}/${PN}-0.1.0-fix-tests-exit-code.patch" )
 
 S="${WORKDIR}"
 
+pkg_pretend() {
+       if [[ ${MERGE_TYPE} != binary ]] && ! tc-has-openmp; then
+               eerror "${P} requires a compiler with OpenMP support. Your current"
+               eerror "compiler does not support it. If you use gcc, you can"
+               eerror "re-emerge it with the 'openmp' use flag enabled."
+               die "The current compiler does not support OpenMP"
+       fi
+}
+
 pkg_setup() {
        use python && python-single-r1_pkg_setup
 }