mex macos reuse

Author: scivision

private/get_mex_sources.m

@@ -3,7 +3,7 @@
   top (1,1) string  % package directory
 end
 
-win = "";
+win = string.empty;
 if ispc
 win = fullfile(top, "src/windows.cpp");
 end

src/is_rosetta.cpp

@@ -4,27 +4,7 @@
 #include <vector>
 #include <memory>
 
-
-#if defined(__APPLE__) && defined(__MACH__)
-#include <cerrno>
-#include <sys/sysctl.h>
-#endif
-
-static bool fs_is_rosetta()
-{
-#if defined(__APPLE__) && defined(__MACH__)
-// https://developer.apple.com/documentation/apple-silicon/about-the-rosetta-translation-environment
-    int ret = 0;
-    size_t size = sizeof(ret);
-
-    if (sysctlbyname("sysctl.proc_translated", &ret, &size, nullptr, 0) < 0)
-      return false;
-
-    return ret == 1;
-#else
-    return false;
-#endif
-}
+#include "macos_fs.h"
 
 
 class MexFunction : public matlab::mex::Function {

src/macos.cpp

@@ -0,0 +1,23 @@
+#if defined(__APPLE__) && defined(__MACH__)
+#include <cerrno>
+#include <sys/sysctl.h>
+#endif
+
+#include "macos_fs.h"
+
+
+bool fs_is_rosetta()
+{
+#if defined(__APPLE__) && defined(__MACH__)
+// https://developer.apple.com/documentation/apple-silicon/about-the-rosetta-translation-environment
+  int ret = 0;
+  size_t size = sizeof(ret);
+
+  if (sysctlbyname("sysctl.proc_translated", &ret, &size, nullptr, 0) < 0)
+    return false;
+
+  return ret == 1;
+#else
+  return false;
+#endif
+}

src/macos_fs.h

@@ -0,0 +1 @@
+bool fs_is_rosetta();