Cleanup: unused NO_THREADS #ifdefs

src/os/unix/unix.cpp

@@ -20,6 +20,7 @@
 #include <sys/stat.h>
 #include <time.h>
 #include <signal.h>
+#include <pthread.h>
 
 #ifdef WITH_SDL2
 #include <SDL.h>
@@ -47,10 +48,6 @@
 #include <sys/sysctl.h>
 #endif
 
-#ifndef NO_THREADS
-#include <pthread.h>
-#endif
-
 #if defined(__APPLE__)
 #	include "../macosx/macos.h"
 #endif
@@ -258,11 +255,9 @@ void OSOpenBrowser(const char *url)
 #endif /* __APPLE__ */
 
 void SetCurrentThreadName(const char *threadName) {
-#if !defined(NO_THREADS) && defined(__GLIBC__)
-#if __GLIBC_PREREQ(2, 12)
+#if defined(__GLIBC__)
 	if (threadName) pthread_setname_np(pthread_self(), threadName);
-#endif /* __GLIBC_PREREQ(2, 12) */
-#endif /* !defined(NO_THREADS) && defined(__GLIBC__) */
+#endif /* defined(__GLIBC__) */
 #if defined(__APPLE__)
 	MacOSSetThreadName(threadName);
 #endif /* defined(__APPLE__) */

src/thread.h

@@ -45,7 +45,6 @@ void SetCurrentThreadName(const char *name);
 template<class TFn, class... TArgs>
 inline bool StartNewThread(std::thread *thr, const char *name, TFn&& _Fx, TArgs&&... _Ax)
 {
-#ifndef NO_THREADS
 	try {
 		static std::mutex thread_startup_mutex;
 		std::lock_guard<std::mutex> lock(thread_startup_mutex);
@@ -79,7 +78,6 @@ inline bool StartNewThread(std::thread *thr, const char *name, TFn&& _Fx, TArgs&
 		/* Something went wrong, the system we are running on might not support threads. */
 		Debug(misc, 1, "Can't create thread '{}': {}", name, e.what());
 	}
-#endif
 
 	return false;
 }