OS-specific imports removed from osthread module

Author: denizzzka

druntime/src/core/thread/osthread.d

@@ -15,6 +15,7 @@ module core.thread.osthread;
 import core.atomic;
 import core.internal.traits : externDFunc;
 import core.memory : GC;
+import core.stdc.stdlib : free, malloc, realloc;
 import core.thread.context;
 import core.thread.threadbase;
 import core.thread.types;
@@ -59,102 +60,6 @@ else version (D_InlineAsm_X86_64)
     }
 }
 
-version (Windows)
-{
-    import core.stdc.stdint : uintptr_t; // for _beginthreadex decl below
-    import core.stdc.stdlib : free, malloc, realloc;
-    import core.sys.windows.basetsd /+: HANDLE+/;
-    import core.sys.windows.threadaux /+: getThreadStackBottom, impersonate_thread, OpenThreadHandle+/;
-    import core.sys.windows.winbase /+: CloseHandle, CREATE_SUSPENDED, DuplicateHandle, GetCurrentThread,
-        GetCurrentThreadId, GetCurrentProcess, GetExitCodeThread, GetSystemInfo, GetThreadContext,
-        GetThreadPriority, INFINITE, ResumeThread, SetThreadPriority, Sleep,  STILL_ACTIVE,
-        SuspendThread, SwitchToThread, SYSTEM_INFO, THREAD_PRIORITY_IDLE, THREAD_PRIORITY_NORMAL,
-        THREAD_PRIORITY_TIME_CRITICAL, WAIT_OBJECT_0, WaitForSingleObject+/;
-    import core.sys.windows.windef /+: TRUE+/;
-    import core.sys.windows.winnt /+: CONTEXT, CONTEXT_CONTROL, CONTEXT_INTEGER+/;
-
-    private extern (Windows) alias btex_fptr = uint function(void*);
-    private extern (C) uintptr_t _beginthreadex(void*, uint, btex_fptr, void*, uint, uint*) nothrow @nogc;
-}
-else version (Posix)
-{
-    static import core.sys.posix.pthread;
-    import core.stdc.errno : EINTR, errno;
-
-    version (WASI)
-        import core.sys.posix.pthread : pthread_attr_destroy, pthread_attr_getstack,
-            pthread_attr_init, pthread_attr_setstacksize, pthread_create, pthread_detach,
-            pthread_join, pthread_self, sched_yield;
-    else
-    {
-        static import core.sys.posix.signal;
-
-        import core.sys.posix.pthread : pthread_atfork, pthread_attr_destroy, pthread_attr_getstack,
-            pthread_attr_init, pthread_attr_setstacksize, pthread_create, pthread_detach, pthread_getschedparam,
-            pthread_join, pthread_self, pthread_setschedparam, sched_get_priority_max, sched_get_priority_min,
-            sched_param, sched_yield;
-
-        import core.sys.posix.semaphore : sem_init, sem_post, sem_t, sem_wait;
-
-        import core.sys.posix.signal : pthread_kill, sigaction, sigaction_t, sigdelset, sigfillset, sigset_t, sigsuspend,
-            SIGUSR1, stack_t;
-    }
-
-    import core.sys.posix.stdlib : free, malloc, realloc;
-    import core.sys.posix.sys.types : pthread_attr_t, pthread_key_t, pthread_t;
-    import core.sys.posix.time : nanosleep, timespec;
-
-    version (Darwin)
-    {
-        // Use macOS threads for suspend/resume
-        import core.sys.darwin.mach.kern_return : KERN_SUCCESS;
-        import core.sys.darwin.mach.port : mach_port_t;
-        import core.sys.darwin.mach.thread_act : mach_msg_type_number_t,
-            thread_get_state, thread_resume, thread_suspend;
-        import core.sys.darwin.pthread : pthread_mach_thread_np;
-        version (X86)
-        {
-            import core.sys.darwin.mach.thread_act :
-             x86_THREAD_STATE32, x86_THREAD_STATE32_COUNT, x86_thread_state32_t;
-        }
-        else version (X86_64)
-        {
-            import core.sys.darwin.mach.thread_act :
-             x86_THREAD_STATE64, x86_THREAD_STATE64_COUNT, x86_thread_state64_t;
-        }
-        else version (AArch64)
-        {
-            import core.sys.darwin.mach.thread_act :
-             ARM_THREAD_STATE64, ARM_THREAD_STATE64_COUNT, arm_thread_state64_t;
-        }
-        else version (PPC)
-        {
-            import core.sys.darwin.mach.thread_act :
-             PPC_THREAD_STATE, PPC_THREAD_STATE_COUNT, ppc_thread_state_t;
-        }
-        else version (PPC64)
-        {
-            import core.sys.darwin.mach.thread_act :
-             PPC_THREAD_STATE64, PPC_THREAD_STATE64_COUNT, ppc_thread_state64_t;
-        }
-    }
-    else version (Solaris)
-    {
-        // Use Solaris threads for suspend/resume
-        import core.sys.posix.sys.wait : idtype_t;
-        import core.sys.solaris.sys.priocntl : PC_CLNULL, PC_GETCLINFO, PC_GETPARMS, PC_SETPARMS, pcinfo_t, pcparms_t, priocntl;
-        import core.sys.solaris.sys.types : P_MYID, pri_t;
-        import core.sys.solaris.thread : thr_stksegment, thr_suspend, thr_continue;
-        import core.sys.solaris.sys.procfs : PR_STOPPED, lwpstatus_t;
-    }
-    else
-    {
-        // Use POSIX threads for suspend/resume
-    }
-}
-else
-    static assert(0, "unsupported operating system");
-
 version (GNU)
 {
     import gcc.builtins;