From 392c3ed42674a0a02a10ec3bdf229f9f7f9d3021 Mon Sep 17 00:00:00 2001
From: Roland Schwan <roland.schwan@mikrounix.com>
Date: Thu, 3 Aug 2023 21:07:11 +0200
Subject: [PATCH] set TARGET_OS_OSX=1 for macOS conda-forge builds

---
 CMakeLists.txt                            | 5 +++++
 interfaces/python/src/instruction_set.cpp | 5 -----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index df8bded..6b2414a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,6 +59,11 @@ if (ENABLE_SANITIZERS)
 endif ()
 
 if (BUILD_PYTHON_INTERFACE OR BUILD_MATLAB_INTERFACE)
+    # building for conda-forge, TARGET_OS_OSX is not properly set, i.e., macOS is not correctly detected
+    if (DEFINED ENV{CONDA_TOOLCHAIN_BUILD} AND APPLE)
+        add_definitions(-DTARGET_OS_OSX=1)
+    endif ()
+
     # Find cpu_features
     include(FetchContent)
     FetchContent_Declare(
diff --git a/interfaces/python/src/instruction_set.cpp b/interfaces/python/src/instruction_set.cpp
index 7f87286..988e1e4 100644
--- a/interfaces/python/src/instruction_set.cpp
+++ b/interfaces/python/src/instruction_set.cpp
@@ -8,11 +8,6 @@
 
 #include <pybind11/pybind11.h>
 
-// building for conda-forge, TARGET_OS_OSX is not properly set, i.e., macOS is not correctly detected
-#if defined(TARGET_OS_MAC)
-#define TARGET_OS_OSX 1
-#endif
-
 #if defined(CPU_FEATURES_AVAILABLE)
 #include "cpu_features_macros.h"
 #endif