db: fixes for darwin build with libc++-3.8

pkgs/development/libraries/db/clang-5.3.patch

@@ -1,6 +1,17 @@
---- a/src/dbinc/atomic.h	2013-03-12 14:07:22.000000000 -0400
-+++ b/src/dbinc/atomic.h.change	2013-03-12 14:06:35.000000000 -0400
-@@ -144,7 +144,7 @@
+diff --git a/src/dbinc/atomic.h b/src/dbinc/atomic.h
+index 6a858f7..9f338dc 100644
+--- a/src/dbinc/atomic.h
++++ b/src/dbinc/atomic.h
+@@ -70,7 +70,7 @@ typedef struct {
+  * These have no memory barriers; the caller must include them when necessary.
+  */
+ #define	atomic_read(p)		((p)->value)
+-#define	atomic_init(p, val)	((p)->value = (val))
++#define	atomic_init_db(p, val)	((p)->value = (val))
+ 
+ #ifdef HAVE_ATOMIC_SUPPORT
+ 
+@@ -144,7 +144,7 @@ typedef LONG volatile *interlocked_val;
  #define	atomic_inc(env, p)	__atomic_inc(p)
  #define	atomic_dec(env, p)	__atomic_dec(p)
  #define	atomic_compare_exchange(env, p, o, n)	\
@@ -9,7 +20,7 @@
  static inline int __atomic_inc(db_atomic_t *p)
  {
  	int	temp;
-@@ -176,7 +176,7 @@
+@@ -176,7 +176,7 @@ static inline int __atomic_dec(db_atomic_t *p)
   * http://gcc.gnu.org/onlinedocs/gcc-4.1.0/gcc/Atomic-Builtins.html
   * which configure could be changed to use.
   */
@@ -18,3 +29,113 @@
  	db_atomic_t *p, atomic_value_t oldval, atomic_value_t newval)
  {
  	atomic_value_t was;
+@@ -206,7 +206,7 @@ static inline int __atomic_compare_exchange(
+ #define	atomic_dec(env, p)	(--(p)->value)
+ #define	atomic_compare_exchange(env, p, oldval, newval)		\
+ 	(DB_ASSERT(env, atomic_read(p) == (oldval)),		\
+-	atomic_init(p, (newval)), 1)
++	atomic_init_db(p, (newval)), 1)
+ #else
+ #define atomic_inc(env, p)	__atomic_inc(env, p)
+ #define atomic_dec(env, p)	__atomic_dec(env, p)
+diff --git a/src/mp/mp_fget.c b/src/mp/mp_fget.c
+index 16de695..d0dcc29 100644
+--- a/src/mp/mp_fget.c
++++ b/src/mp/mp_fget.c
+@@ -649,7 +649,7 @@ alloc:		/* Allocate a new buffer header and data space. */
+ 
+ 		/* Initialize enough so we can call __memp_bhfree. */
+ 		alloc_bhp->flags = 0;
+-		atomic_init(&alloc_bhp->ref, 1);
++		atomic_init_db(&alloc_bhp->ref, 1);
+ #ifdef DIAGNOSTIC
+ 		if ((uintptr_t)alloc_bhp->buf & (sizeof(size_t) - 1)) {
+ 			__db_errx(env, DB_STR("3025",
+@@ -955,7 +955,7 @@ alloc:		/* Allocate a new buffer header and data space. */
+ 			MVCC_MPROTECT(bhp->buf, mfp->pagesize,
+ 			    PROT_READ);
+ 
+-		atomic_init(&alloc_bhp->ref, 1);
++		atomic_init_db(&alloc_bhp->ref, 1);
+ 		MUTEX_LOCK(env, alloc_bhp->mtx_buf);
+ 		alloc_bhp->priority = bhp->priority;
+ 		alloc_bhp->pgno = bhp->pgno;
+diff --git a/src/mp/mp_mvcc.c b/src/mp/mp_mvcc.c
+index 770bad8..e28cce0 100644
+--- a/src/mp/mp_mvcc.c
++++ b/src/mp/mp_mvcc.c
+@@ -276,7 +276,7 @@ __memp_bh_freeze(dbmp, infop, hp, bhp, need_frozenp)
+ #else
+ 	memcpy(frozen_bhp, bhp, SSZA(BH, buf));
+ #endif
+-	atomic_init(&frozen_bhp->ref, 0);
++	atomic_init_db(&frozen_bhp->ref, 0);
+ 	if (mutex != MUTEX_INVALID)
+ 		frozen_bhp->mtx_buf = mutex;
+ 	else if ((ret = __mutex_alloc(env, MTX_MPOOL_BH,
+@@ -428,7 +428,7 @@ __memp_bh_thaw(dbmp, infop, hp, frozen_bhp, alloc_bhp)
+ #endif
+ 		alloc_bhp->mtx_buf = mutex;
+ 		MUTEX_LOCK(env, alloc_bhp->mtx_buf);
+-		atomic_init(&alloc_bhp->ref, 1);
++		atomic_init_db(&alloc_bhp->ref, 1);
+ 		F_CLR(alloc_bhp, BH_FROZEN);
+ 	}
+ 
+diff --git a/src/mp/mp_region.c b/src/mp/mp_region.c
+index 4952030..47645f8 100644
+--- a/src/mp/mp_region.c
++++ b/src/mp/mp_region.c
+@@ -245,7 +245,7 @@ __memp_init(env, dbmp, reginfo_off, htab_buckets, max_nreg)
+ 			     MTX_MPOOL_FILE_BUCKET, 0, &htab[i].mtx_hash)) != 0)
+ 				return (ret);
+ 			SH_TAILQ_INIT(&htab[i].hash_bucket);
+-			atomic_init(&htab[i].hash_page_dirty, 0);
++			atomic_init_db(&htab[i].hash_page_dirty, 0);
+ 		}
+ 
+ 		/*
+@@ -302,7 +302,7 @@ no_prealloc:
+ 		} else
+ 			hp->mtx_hash = mtx_base + (i % dbenv->mp_mtxcount);
+ 		SH_TAILQ_INIT(&hp->hash_bucket);
+-		atomic_init(&hp->hash_page_dirty, 0);
++		atomic_init_db(&hp->hash_page_dirty, 0);
+ #ifdef HAVE_STATISTICS
+ 		hp->hash_io_wait = 0;
+ 		hp->hash_frozen = hp->hash_thawed = hp->hash_frozen_freed = 0;
+diff --git a/src/mutex/mut_method.c b/src/mutex/mut_method.c
+index 09353b0..177353c 100644
+--- a/src/mutex/mut_method.c
++++ b/src/mutex/mut_method.c
+@@ -474,7 +474,7 @@ atomic_compare_exchange(env, v, oldval, newval)
+ 	MUTEX_LOCK(env, mtx);
+ 	ret = atomic_read(v) == oldval;
+ 	if (ret)
+-		atomic_init(v, newval);
++		atomic_init_db(v, newval);
+ 	MUTEX_UNLOCK(env, mtx);
+ 
+ 	return (ret);
+diff --git a/src/mutex/mut_tas.c b/src/mutex/mut_tas.c
+index 106b161..fc4de9d 100644
+--- a/src/mutex/mut_tas.c
++++ b/src/mutex/mut_tas.c
+@@ -47,7 +47,7 @@ __db_tas_mutex_init(env, mutex, flags)
+ 
+ #ifdef HAVE_SHARED_LATCHES
+ 	if (F_ISSET(mutexp, DB_MUTEX_SHARED))
+-		atomic_init(&mutexp->sharecount, 0);
++		atomic_init_db(&mutexp->sharecount, 0);
+ 	else
+ #endif
+ 	if (MUTEX_INIT(&mutexp->tas)) {
+@@ -536,7 +536,7 @@ __db_tas_mutex_unlock(env, mutex)
+ 			F_CLR(mutexp, DB_MUTEX_LOCKED);
+ 			/* Flush flag update before zeroing count */
+ 			MEMBAR_EXIT();
+-			atomic_init(&mutexp->sharecount, 0);
++			atomic_init_db(&mutexp->sharecount, 0);
+ 		} else {
+ 			DB_ASSERT(env, sharecount > 0);
+ 			MEMBAR_EXIT();