X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fthread.h;h=d503c27ff47d988e3c733632de992dba9b80f85b;hb=037b95d81ad246aca72388ce7315df972e9545f5;hp=f1a1df9c20064775ced11ce6c3eae6fc41e8ea1d;hpb=34dcb46f78a01d543756703d7ccdf3d999a134d0;p=sbcl.git

diff --git a/src/runtime/thread.h b/src/runtime/thread.h
index f1a1df9..d503c27 100644
--- a/src/runtime/thread.h
+++ b/src/runtime/thread.h
@@ -4,8 +4,9 @@
 
 #include <sys/types.h>
 #include <unistd.h>
-#include "runtime.h"
+#include <stddef.h>
 #include "sbcl.h"
+#include "runtime.h"
 #include "os.h"
 #include "interrupt.h"
 #ifdef LISP_FEATURE_GENCGC
@@ -17,6 +18,10 @@ struct alloc_region { };
 #include "genesis/static-symbols.h"
 #include "genesis/thread.h"
 
+#define STATE_RUNNING (make_fixnum(0))
+#define STATE_STOPPING (make_fixnum(1))
+#define STATE_STOPPED (make_fixnum(2))
+
 #define THREAD_SLOT_OFFSET_WORDS(c) \
  (offsetof(struct thread,c)/(sizeof (struct thread *)))
 
@@ -88,6 +93,30 @@ static inline void SetTlSymbolValue(u32 tagged_symbol_pointer,lispobj val, void
 #endif
 }
 
+static inline os_context_t *get_interrupt_context_for_thread(struct thread *th)
+{
+    return th->interrupt_contexts
+	[fixnum_value(SymbolValue(FREE_INTERRUPT_CONTEXT_INDEX,th)-1)];
+}
+
+/* This is clearly per-arch and possibly even per-OS code, but we can't 
+ * put it somewhere sensible like x86-linux-os.c because it needs too
+ * much stuff like struct thread and all_threads to be defined, which
+ * usually aren't by that time.  So, it's here instead.  Sorry */
+
+static inline struct thread *arch_os_get_current_thread() {
+#if defined(LISP_FEATURE_SB_THREAD) && defined (LISP_FEATURE_X86)
+    register struct thread *me=0;
+    if(all_threads)
+	__asm__ __volatile__ ("movl %%fs:%c1,%0" : "=r" (me)
+		 : "i" (offsetof (struct thread,this)));
+    return me;
+#else
+    return all_threads;
+#endif
+}
+
+
 int arch_os_thread_init(struct thread *thread);
 extern struct thread *arch_os_get_current_thread();