From 0228d362112fd586b7dbe37f4fec54fe73f69668 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Mon, 30 Sep 2024 21:38:05 +0200
Subject: [PATCH 1/3] move -fopenmp to CFLAGS

---
 cmake/openblas.pc.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/openblas.pc.in b/cmake/openblas.pc.in
index 9526d2df6e..374221b47f 100644
--- a/cmake/openblas.pc.in
+++ b/cmake/openblas.pc.in
@@ -9,5 +9,5 @@ Name: OpenBLAS
 Description: OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version
 Version: @OpenBLAS_VERSION@
 URL: https://github.com/OpenMathLib/OpenBLAS
-Libs: @OpenMP_C_FLAGS@ -L${libdir} -l${libnameprefix}openblas${libnamesuffix}${libsuffix} 
-Cflags: -I${includedir}
+Libs: -L${libdir} -l${libnameprefix}openblas${libnamesuffix}${libsuffix} 
+Cflags: -I${includedir} @OpenMP_C_FLAGS@ 

From 176107d23ab42f11e94c940790876fec76006611 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Tue, 1 Oct 2024 13:31:14 +0200
Subject: [PATCH 2/3] Add -fopenmp to cflags in pkgconfig file if set

---
 Makefile.install | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile.install b/Makefile.install
index 6892efa510..129ed9a137 100644
--- a/Makefile.install
+++ b/Makefile.install
@@ -14,6 +14,9 @@ endif
 ifeq ($(INTERFACE64),1)
 USE_64BITINT=1
 endif
+ifeq ($(USE_OPENMP),1)
+	FOMP_OPT:= -fopenmp
+endif
 
 PREFIX ?= /opt/OpenBLAS
 
@@ -178,6 +181,7 @@ endif
 	@echo 'libnamesuffix='$(LIBNAMESUFFIX) >> "$(PKGFILE)"
 	@echo 'libsuffix='$(SYMBOLSUFFIX) >> "$(PKGFILE)"
 	@echo 'includedir='$(OPENBLAS_INCLUDE_DIR) >> "$(PKGFILE)"
+	@echo 'omp_opt='$(FOMP_OPT) >> "$(PKGFILE)"
 	@echo 'openblas_config= USE_64BITINT='$(INTERFACE64) 'DYNAMIC_ARCH='$(DYNAMIC_ARCH) 'DYNAMIC_OLDER='$(DYNAMIC_OLDER) 'NO_CBLAS='$(NO_CBLAS) 'NO_LAPACK='$(NO_LAPACK) 'NO_LAPACKE='$(NO_LAPACKE) 'NO_AFFINITY='$(NO_AFFINITY) 'USE_OPENMP='$(USE_OPENMP) $(TARGET) 'MAX_THREADS='$(NUM_THREADS)>> "$(PKGFILE)"
 	@echo 'version='$(VERSION) >> "$(PKGFILE)"
 	@echo 'extralib='$(PKG_EXTRALIB) >> "$(PKGFILE)"

From fa775613966c2e770f7f4da58e170dcd1cfc2d4b Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Tue, 1 Oct 2024 13:32:45 +0200
Subject: [PATCH 3/3] add openmp option to pkgconfig template

---
 openblas.pc.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/openblas.pc.in b/openblas.pc.in
index 23804f4a2a..d9bb845499 100644
--- a/openblas.pc.in
+++ b/openblas.pc.in
@@ -4,4 +4,4 @@ Version: ${version}
 URL: https://github.com/xianyi/OpenBLAS
 Libs: -L${libdir} -l${libprefix}openblas${libnamesuffix}
 Libs.private: ${extralib}
-Cflags: -I${includedir}
+Cflags: -I${includedir} ${omp_opt}