libpthread-330.201.1.tar.gz

[apple/libpthread.git] / kern / synch_internal.h

diff --git a/kern/synch_internal.h b/kern/synch_internal.h
index 6b22c412b7396dd035b46cfbd8997ff499710103..1b9d6c2359e00b2d49c4ed7eda170403b50a93a3 100644 (file)
--- a/kern/synch_internal.h
+++ b/kern/synch_internal.h
@@ -24,6 +24,12 @@
 #ifndef __SYNCH_INTERNAL_H__
 #define __SYNCH_INTERNAL_H__
 
+// kwe_state
+enum {
+       KWE_THREAD_INWAIT = 1,
+       KWE_THREAD_PREPOST,
+       KWE_THREAD_BROADCAST,
+};
 
 #define _PTHREAD_MTX_OPT_PSHARED 0x010
 #define _PTHREAD_MTX_OPT_NOTIFY 0x1000 /* notify to drop mutex handling in cvwait */
@@ -79,8 +85,13 @@
 #define is_rwl_readoverlap(x) (((x) & PTH_RWL_MBIT) != 0)
 
 // S word tests
-#define is_rws_setseq(x) (((x) & PTH_RWS_SBIT))
-#define is_rws_setunlockinit(x) (((x) & PTH_RWS_IBIT))
+#define is_rws_sbit_set(x) (((x) & PTH_RWS_SBIT) != 0)
+#define is_rws_unlockinit_set(x) (((x) & PTH_RWS_IBIT) != 0)
+#define is_rws_savemask_set(x) (((x) & PTHRW_RWS_SAVEMASK) != 0)
+#define is_rws_pbit_set(x) (((x) & PTH_RWS_CV_PBIT) != 0)
+
+// kwe_flags
+#define KWE_FLAG_LOCKPREPOST   0x1 // cvwait caused a lock prepost
 
 static inline int
 is_seqlower(uint32_t x, uint32_t y)