From 8f14d575640cfa0f5662c6b6ab03ff6e0e129116 Mon Sep 17 00:00:00 2001
From: barracuda156 <vital.had@gmail.com>
Date: Tue, 4 Jun 2024 15:11:10 +0800
Subject: [PATCH] sys.cpp: fix macOS without breaking Linux

---
 src/occa/internal/utils/sys.cpp | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git src/occa/internal/utils/sys.cpp src/occa/internal/utils/sys.cpp
index 1701ecb6..7c303fd7 100644
--- src/occa/internal/utils/sys.cpp
+++ src/occa/internal/utils/sys.cpp
@@ -402,11 +402,17 @@ namespace occa {
 
     int getTID() {
 #if (OCCA_OS & (OCCA_LINUX_OS | OCCA_MACOS_OS))
-#if OCCA_OS == OCCA_MACOS_OS & (MAC_OS_X_VERSION_MIN_REQUIRED >= 1070)
-      uint64_t tid64;
-      pthread_threadid_np(nullptr, &tid64);
-      pid_t tid = (pid_t)tid64;
-#else
+#if (OCCA_OS == OCCA_MACOS_OS)
+      // pthread_threadid_np is hidden for ppc in Libc of 10.6.8
+      #if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060 && !defined(__ppc__)
+            uint64_t tid64;
+            pthread_threadid_np(nullptr, &tid64);
+            pid_t tid = (pid_t)tid64;
+      #else
+            uint64_t tid;
+            tid = pthread_mach_thread_np(pthread_self());
+      #endif
+#else // Linux
       pid_t tid = syscall(SYS_gettid);
 #endif
       return tid;