git: a762cf40252f - main - math/amgcl: fix build without libomp

From: Piotr Kubaj <pkubaj_at_FreeBSD.org>
Date: Mon, 13 Mar 2023 00:05:42 UTC 
The branch main has been updated by pkubaj:

URL: https://cgit.FreeBSD.org/ports/commit/?id=a762cf40252fb4a2ab0a5fe0ddb710baef4d1718

commit a762cf40252fb4a2ab0a5fe0ddb710baef4d1718
Author:     Piotr Kubaj <pkubaj@FreeBSD.org>
AuthorDate: 2023-03-13 00:02:42 +0000
Commit:     Piotr Kubaj <pkubaj@FreeBSD.org>
CommitDate: 2023-03-13 00:02:42 +0000

    math/amgcl: fix build without libomp
    
    CMake Error at /usr/local/share/cmake/Modules/FindOpenMP.cmake:261 (try_compile):
      Failed to generate test project build system.
    Call Stack (most recent call first):
      /usr/local/share/cmake/Modules/FindOpenMP.cmake:537 (_OPENMP_GET_FLAGS)
      CMakeLists.txt:60 (find_package)
---
 math/amgcl/Makefile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/math/amgcl/Makefile b/math/amgcl/Makefile
index ba48c79bd8ba..f36efd4b96ae 100644
--- a/math/amgcl/Makefile
+++ b/math/amgcl/Makefile
@@ -14,6 +14,9 @@ BUILD_DEPENDS=	boost-libs>0:devel/boost-libs
 RUN_DEPENDS=	${PREFIX}/include/boost/property_tree/ptree.hpp:devel/boost-libs
 
 USES=		cmake
+.if !exists(/usr/include/omp.h)
+USES+=		compiler:gcc-c++11-lib
+.endif
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	ddemidov