From 4b378adffb099abe5501e6cf1c99dd43be9c8717 Mon Sep 17 00:00:00 2001
From: "Viral B. Shah" <viral@mayin.org>
Date: Sun, 14 Feb 2021 22:48:19 -0500
Subject: [PATCH] Link SuiteSparse against LBT when built in deps

---
 deps/openblas.mk    |  2 +-
 deps/suitesparse.mk | 16 +++++-----------
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/deps/openblas.mk b/deps/openblas.mk
index 0b4f6b0aa83ae..166e1d4d65b89 100644
--- a/deps/openblas.mk
+++ b/deps/openblas.mk
@@ -119,7 +119,7 @@ endif
 endef
 $(eval $(call staged-install, \
 	openblas,$(OPENBLAS_SRC_DIR), \
-	OPENBLAS_INSTALL,$(BUILDDIR)/$(OPENBLAS_SRC_DIR)/$(LIBBLASNAME).$(SHLIB_EXT),, \
+	OPENBLAS_INSTALL,$(BUILDDIR)/$(OPENBLAS_SRC_DIR)/libopenblas$$(OPENBLAS_LIBNAMESUFFIX).$$(SHLIB_EXT),, \
 	$$(INSTALL_NAME_CMD)libopenblas$$(OPENBLAS_LIBNAMESUFFIX).$$(SHLIB_EXT) $$(build_shlibdir)/libopenblas$$(OPENBLAS_LIBNAMESUFFIX).$$(SHLIB_EXT)))
 
 clean-openblas:
diff --git a/deps/suitesparse.mk b/deps/suitesparse.mk
index eda7a1c21c12d..5be8589875dc4 100644
--- a/deps/suitesparse.mk
+++ b/deps/suitesparse.mk
@@ -4,14 +4,12 @@ ifeq ($(USE_BLAS64), 1)
 UMFPACK_CONFIG := -DLONGBLAS='long long'
 CHOLMOD_CONFIG := -DLONGBLAS='long long'
 SPQR_CONFIG := -DLONGBLAS='long long'
-ifeq ($(OPENBLAS_SYMBOLSUFFIX), 64_)
 UMFPACK_CONFIG += -DSUN64
 CHOLMOD_CONFIG += -DSUN64
 SPQR_CONFIG += -DSUN64
 endif
-endif
 
-# Disable trying to link against libmetis
+# Disable linking to libmetis
 CHOLMOD_CONFIG += -DNPARTITION
 
 ifneq ($(USE_BINARYBUILDER_SUITESPARSE), 1)
@@ -23,7 +21,7 @@ SUITE_SPARSE_LIB := $(LDFLAGS) -L"$(abspath $(BUILDDIR))/SuiteSparse-$(SUITESPAR
 ifeq ($(OS), Darwin)
 SUITE_SPARSE_LIB += $(RPATH_ESCAPED_ORIGIN)
 endif
-SUITESPARSE_MFLAGS := CC="$(CC)" CXX="$(CXX)" F77="$(FC)" AR="$(AR)" RANLIB="$(RANLIB)" BLAS="$(LIBBLAS)" LAPACK="$(LIBLAPACK)" \
+SUITESPARSE_MFLAGS := CC="$(CC)" CXX="$(CXX)" F77="$(FC)" AR="$(AR)" RANLIB="$(RANLIB)" BLAS="-L$(build_shlibdir) -lblastrampoline" LAPACK="-L$(build_shlibdir) -lblastrampoline" \
 	  LDFLAGS="$(SUITE_SPARSE_LIB)" CFOPENMP="" CUDA=no CUDA_PATH="" \
 	  UMFPACK_CONFIG="$(UMFPACK_CONFIG)" CHOLMOD_CONFIG="$(CHOLMOD_CONFIG)" SPQR_CONFIG="$(SPQR_CONFIG)"
 ifeq ($(OS),WINNT)
@@ -53,11 +51,7 @@ $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/SuiteSparse-shlib.patch-applied: $(BU
 $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/SuiteSparse-winclang.patch-applied
 $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/SuiteSparse-shlib.patch-applied
 
-ifeq ($(USE_SYSTEM_BLAS), 0)
-$(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: | $(build_prefix)/manifest/openblas
-else ifeq ($(USE_SYSTEM_LAPACK), 0)
-$(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: | $(build_prefix)/manifest/lapack
-endif
+$(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: | $(build_prefix)/manifest/blastrampoline
 
 $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/build-compiled: $(BUILDDIR)/SuiteSparse-$(SUITESPARSE_VER)/source-extracted
 	$(MAKE) -C $(dir $<)SuiteSparse_config library config $(SUITESPARSE_MFLAGS)
@@ -153,6 +147,6 @@ clean-suitesparse-wrapper: clean-suitesparse
 distclean-suitesparse-wrapper: distclean-suitesparse
 install-suitesparse-wrapper: install-suitesparse
 
-# suitesparse depends on OpenBLAS
-compile-suitesparse: | $(build_prefix)/manifest/openblas
+# suitesparse depends on blastrampoline
+compile-suitesparse: | $(build_prefix)/manifest/blastrampoline
 endif