From 56965a10cb9994e3d1fc73922be01248f9b9dd72 Mon Sep 17 00:00:00 2001
From: JCGoran <JCGoran@users.noreply.github.com>
Date: Wed, 6 Nov 2024 17:05:09 +0100
Subject: [PATCH] Do not run `xcrun` on non-Mac systems (#3178)

Removes the annoying `xcrun: No such file or directory` message
---
 bin/nrnivmodl_core_makefile.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/bin/nrnivmodl_core_makefile.in b/bin/nrnivmodl_core_makefile.in
index 09f68d9fca..c97db4e7a9 100644
--- a/bin/nrnivmodl_core_makefile.in
+++ b/bin/nrnivmodl_core_makefile.in
@@ -16,8 +16,10 @@ DESTDIR =
 TARGET_LIB_TYPE = $(BUILD_TYPE)
 
 # required for OSX to execute nrnivmodl-core
-ifeq ($(origin SDKROOT), undefined)
-  export SDKROOT := $(shell xcrun --sdk macosx --show-sdk-path)
+ifeq ($(OS_NAME), Darwin)
+  ifeq ($(origin SDKROOT), undefined)
+    export SDKROOT := $(shell xcrun --sdk macosx --show-sdk-path)
+  endif
 endif
 
 # CoreNEURON installation directories