From d2b5fbf80f02539243cca20b496b0358d2829420 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Thu, 27 Jan 2022 22:02:08 +0100
Subject: [PATCH] Exclude some complex (LAPACK) functions when NO_LAPACK is set

---
 interface/CMakeLists.txt | 19 +++++++++++++++----
 interface/Makefile       |  8 ++++++++
 2 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/interface/CMakeLists.txt b/interface/CMakeLists.txt
index ccb5fce3f..0b2998237 100644
--- a/interface/CMakeLists.txt
+++ b/interface/CMakeLists.txt
@@ -28,14 +28,21 @@ set(BLAS1_MANGLED_SOURCES
 # these all have 'z' sources for complex versions
 set(BLAS2_SOURCES
   gemv.c ger.c
-  trsv.c trmv.c symv.c
-  syr.c syr2.c gbmv.c
-  sbmv.c spmv.c
-  spr.c spr2.c
+  trsv.c trmv.c 
+  syr2.c gbmv.c
+  sbmv.c 
+  spr2.c
   tbsv.c tbmv.c
   tpsv.c tpmv.c
 )
 
+set(BLAS2_REAL_ONLY_SOURCES
+  symv.c syr.c spmv.c spr.c
+)
+set(BLAS2_COMPLEX_LAPACK_SOURCES
+  symv.c syr.c spmv.c spr.c
+)
+
 set(BLAS2_COMPLEX_ONLY_MANGLED_SOURCES
   hemv.c hbmv.c
   her.c her2.c
@@ -78,6 +85,10 @@ foreach (CBLAS_FLAG ${CBLAS_FLAGS})
   GenerateNamedObjects("${BLAS1_REAL_ONLY_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false 1)
   GenerateNamedObjects("${BLAS1_MANGLED_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false ${MANGLE_COMPLEX})
   GenerateNamedObjects("${BLAS2_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false ${MANGLE_COMPLEX})
+  GenerateNamedObjects("${BLAS2_REAL_ONLY_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false 1)
+  if (NOT DEFINED NO_LAPACK)
+  GenerateNamedObjects("${BLAS2_COMPLEX_LAPACK_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false ${MANGLE_COMPLEX})
+  endif ()
   GenerateNamedObjects("${BLAS2_COMPLEX_ONLY_MANGLED_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false 4)
   GenerateNamedObjects("${BLAS3_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false ${DISABLE_COMPLEX})
   GenerateNamedObjects("${BLAS3_MANGLED_SOURCES}" "" "" ${CBLAS_FLAG} "" "" false ${MANGLE_COMPLEX})
diff --git a/interface/Makefile b/interface/Makefile
index 3252601d2..f57d0bda0 100644
--- a/interface/Makefile
+++ b/interface/Makefile
@@ -1016,11 +1016,13 @@ dsymv.$(SUFFIX) dsymv.$(PSUFFIX) : symv.c
 qsymv.$(SUFFIX) qsymv.$(PSUFFIX) : symv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
+ifndef NO_LAPACK
 csymv.$(SUFFIX) csymv.$(PSUFFIX) : zsymv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
 zsymv.$(SUFFIX) zsymv.$(PSUFFIX) : zsymv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
+endif
 
 xsymv.$(SUFFIX) xsymv.$(PSUFFIX) : zsymv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
@@ -1034,11 +1036,13 @@ dsyr.$(SUFFIX) dsyr.$(PSUFFIX) : syr.c
 qsyr.$(SUFFIX) qsyr.$(PSUFFIX) : syr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
+ifndef NO_LAPACK
 csyr.$(SUFFIX) csyr.$(PSUFFIX) : zsyr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
 zsyr.$(SUFFIX) zsyr.$(PSUFFIX) : zsyr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
+endif
 
 xsyr.$(SUFFIX) xsyr.$(PSUFFIX) : zsyr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
@@ -1106,11 +1110,13 @@ dspmv.$(SUFFIX) dspmv.$(PSUFFIX) : spmv.c
 qspmv.$(SUFFIX) qspmv.$(PSUFFIX) : spmv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
+ifndef NO_LAPACK
 cspmv.$(SUFFIX) cspmv.$(PSUFFIX) : zspmv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
 zspmv.$(SUFFIX) zspmv.$(PSUFFIX) : zspmv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
+endif
 
 xspmv.$(SUFFIX) xspmv.$(PSUFFIX) : zspmv.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
@@ -1124,11 +1130,13 @@ dspr.$(SUFFIX) dspr.$(PSUFFIX) : spr.c
 qspr.$(SUFFIX) qspr.$(PSUFFIX) : spr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
+ifndef NO_LAPACK
 cspr.$(SUFFIX) cspr.$(PSUFFIX) : zspr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
 
 zspr.$(SUFFIX) zspr.$(PSUFFIX) : zspr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)
+endif
 
 xspr.$(SUFFIX) xspr.$(PSUFFIX) : zspr.c
 	$(CC) -c $(CFLAGS) $< -o $(@F)