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-rw-r--r--thread_pthread.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/thread_pthread.c b/thread_pthread.c
index c2a555aa6c..99edbc62e1 100644
--- a/thread_pthread.c
+++ b/thread_pthread.c
@@ -191,6 +191,8 @@ native_thread_destroy(rb_thread_t *th)
#define STACKADDR_AVAILABLE 1
#elif defined HAVE_THR_STKSEGMENT || defined HAVE_PTHREAD_STACKSEG_NP
#define STACKADDR_AVAILABLE 1
+#elif defined HAVE_PTHREAD_GETTHRDS_NP
+#define STACKADDR_AVAILABLE 1
#endif
#ifdef STACKADDR_AVAILABLE
@@ -240,6 +242,16 @@ get_stack(void **addr, size_t *size)
# endif
*addr = stk.ss_sp;
*size = stk.ss_size;
+#elif defined HAVE_PTHREAD_GETTHRDS_NP
+ pthread_t th = pthread_self();
+ struct __pthrdsinfo thinfo;
+ char reg[256];
+ int regsiz=sizeof(reg);
+ CHECK_ERR(pthread_getthrds_np(&th, PTHRDSINFO_QUERY_ALL,
+ &thinfo, sizeof(thinfo),
+ &reg, &regsiz));
+ *addr = thinfo.__pi_stackaddr;
+ *size = thinfo.__pi_stacksize;
#endif
return 0;
#undef CHECK_ERR