From d7e4dea51ad19724adcd2c9f82eb42af12e0f5fc Mon Sep 17 00:00:00 2001
From: Christophe Favergeon <christophe.favergeon@gmail.com>
Date: Tue, 21 Feb 2023 11:26:04 +0100
Subject: [PATCH] Update to PythonWrapper build

Added cmake script for building darwin version.
---
 PythonWrapper/build_darwin/clean.sh  |  5 +++++
 PythonWrapper/build_darwin/create.sh | 12 ++++++++++++
 setup.py                             |  7 ++++++-
 3 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 PythonWrapper/build_darwin/clean.sh
 create mode 100644 PythonWrapper/build_darwin/create.sh

diff --git a/PythonWrapper/build_darwin/clean.sh b/PythonWrapper/build_darwin/clean.sh
new file mode 100644
index 00000000..611b023c
--- /dev/null
+++ b/PythonWrapper/build_darwin/clean.sh
@@ -0,0 +1,5 @@
+rm -f  CMakeCache.txt
+rm -rf CMakeFiles
+rm -f Makefile
+rm -rf bin_dsp
+rm -f cmake_install.cmake
\ No newline at end of file
diff --git a/PythonWrapper/build_darwin/create.sh b/PythonWrapper/build_darwin/create.sh
new file mode 100644
index 00000000..219c1c2c
--- /dev/null
+++ b/PythonWrapper/build_darwin/create.sh
@@ -0,0 +1,12 @@
+cmake -DHOST=YES \
+  -DLOOPUNROLL=ON \
+  -DWRAPPER=YES \
+  -DCMAKE_POSITION_INDEPENDENT_CODE=YES \
+  -DCMAKE_OSX_ARCHITECTURES="arm64;x86_64" \
+  -DCMSISDSP="path to CMSIS-DSP folder" \
+  -DCMAKE_C_FLAGS_RELEASE="-std=c11 -Ofast -ffast-math -DNDEBUG -Wall -Wextra" \
+  -DCMAKE_CXX_FLAGS_RELEASE="-fno-rtti -std=c++11 -Ofast -ffast-math -DNDEBUG -Wall -Wextra -Wno-unused-parameter" \
+  -G "Unix Makefiles" ..
+
+# For Mac universal lib
+# -arch x86_64 -arch arm64 -mmacosx-version-min=11.0
\ No newline at end of file
diff --git a/setup.py b/setup.py
index a0748d73..4818c69f 100644
--- a/setup.py
+++ b/setup.py
@@ -104,11 +104,16 @@ def mkModule(name,srcs,funcDir):
   lib = ["CMSISDSP"]
   extraobjs=[]
   
-  if sys.platform.startswith('linux') or sys.platform.startswith('darwin'):
+  if sys.platform.startswith('linux'):
     lib = []
     extraobjs = [os.path.join(ROOT,"PythonWrapper","build_linux","bin_dsp","libCMSISDSP.a")]
     libdir = []
  
+  if sys.platform.startswith('darwin'):
+    lib = []
+    extraobjs = [os.path.join(ROOT,"PythonWrapper","build_darwin","bin_dsp","libCMSISDSP.a")]
+    libdir = []
+ 
   return(Extension(name,
                     sources = (srcs
                               )