Initial merge of darwin/libdispatch-1121 into GitHub master.

Author: ktopley-apple

CMakeLists.txt

@@ -110,8 +110,7 @@ if(ENABLE_INTERNAL_PTHREAD_WORKQUEUES)
   set(HAVE_PTHREAD_WORKQUEUES 0)
 else()
   check_include_files(pthread/workqueue_private.h HAVE_PTHREAD_WORKQUEUE_PRIVATE_H)
-  check_include_files(pthread_workqueue.h HAVE_PTHREAD_WORKQUEUE_H)
-  if(HAVE_PTHREAD_WORKQUEUE_PRIVATE_H AND HAVE_PTHREAD_WORKQUEUE_H)
+  if(HAVE_PTHREAD_WORKQUEUE_PRIVATE_H)
     set(HAVE_PTHREAD_WORKQUEUES 1)
     set(DISPATCH_USE_INTERNAL_WORKQUEUE 0)
   else()
@@ -191,6 +190,8 @@ check_function_exists(malloc_create_zone HAVE_MALLOC_CREATE_ZONE)
 check_function_exists(posix_fadvise HAVE_POSIX_FADVISE)
 check_function_exists(posix_spawnp HAVE_POSIX_SPAWNP)
 check_function_exists(pthread_key_init_np HAVE_PTHREAD_KEY_INIT_NP)
+check_function_exists(pthread_attr_setcpupercent_np HAVE_PTHREAD_ATTR_SETCPUPERCENT_NP)
+check_function_exists(pthread_yield_np HAVE_PTHREAD_YIELD_NP)
 check_function_exists(pthread_main_np HAVE_PTHREAD_MAIN_NP)
 check_function_exists(pthread_workqueue_setdispatch_np HAVE_PTHREAD_WORKQUEUE_SETDISPATCH_NP)
 check_function_exists(strlcpy HAVE_STRLCPY)
@@ -269,6 +270,7 @@ check_symbol_exists(VQ_NEARLOWDISK "sys/mount.h" HAVE_DECL_VQ_NEARLOWDISK)
 check_symbol_exists(VQ_QUOTA "sys/mount.h" HAVE_DECL_VQ_QUOTA)
 check_symbol_exists(VQ_UPDATE "sys/mount.h" HAVE_DECL_VQ_UPDATE)
 check_symbol_exists(VQ_VERYLOWDISK "sys/mount.h" HAVE_DECL_VQ_VERYLOWDISK)
+check_symbol_exists(VQ_FREE_SPACE_CHANGE "sys/mount.h" HAVE_DECL_VQ_FREE_SPACE_CHANGE)
 check_symbol_exists(strlcpy "string.h" HAVE_STRLCPY)
 check_symbol_exists(program_invocation_name "errno.h" HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME)
 if (HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME)

PATCHES

@@ -353,3 +353,84 @@ github commits starting with 29bdc2f from
 [8947dcf] APPLIED rdar://33531111
 [5ad9208] APPLIED rdar://33531111
 [698d085] APPLIED rdar://33531111
+[ce1ce45] APPLIED rdar://35017478
+[291f34d] APPLIED rdar://35017478
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+[791ce5d] APPLIED rdar://35017478
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+[6d6dc2e] APPLIED rdar://40252515
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+[c025baa] APPLIED rdar://40252515
+[a618b46] APPLIED rdar://40252515
+[e723a8e] APPLIED rdar://44568645
+[4ac77b7] APPLIED rdar://44568645
+[03696d7] APPLIED rdar://44568645
+[44f67b2] APPLIED rdar://44568645
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+[ba3933d] APPLIED rdar://44568645
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+[6162a1d] APPLIED rdar://44568645

cmake/config.h.in

@@ -81,6 +81,10 @@
    you don't. */
 #cmakedefine01 HAVE_DECL_VQ_VERYLOWDISK
 
+/* Define to 1 if you have the declaration of `VQ_FREE_SPACE_CHANGE', and to 0 if
+   you don't. */
+#cmakedefine01 HAVE_DECL_VQ_FREE_SPACE_CHANGE
+
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #cmakedefine01 HAVE_DLFCN_H
 
@@ -141,12 +145,18 @@
 /* Define to 1 if you have the `pthread_key_init_np' function. */
 #cmakedefine HAVE_PTHREAD_KEY_INIT_NP
 
+/* Define to 1 if you have the `pthread_attr_setcpupercent_np' function. */
+#cmakedefine HAVE_PTHREAD_ATTR_SETCPUPERCENT_NP
+
 /* Define to 1 if you have the <pthread_machdep.h> header file. */
 #cmakedefine HAVE_PTHREAD_MACHDEP_H
 
 /* Define to 1 if you have the `pthread_main_np' function. */
 #cmakedefine01 HAVE_PTHREAD_MAIN_NP
 
+/* Define to 1 if you have the `pthread_yield_np' function. */
+#cmakedefine01 HAVE_PTHREAD_YIELD_NP
+
 /* Define to 1 if you have the <pthread_np.h> header file. */
 #cmakedefine01 HAVE_PTHREAD_NP_H
 
@@ -162,9 +172,6 @@
 /* Define to 1 if you have the <pthread/workqueue_private.h> header file. */
 #cmakedefine HAVE_PTHREAD_WORKQUEUE_PRIVATE_H
 
-/* Define to 1 if you have the `pthread_workqueue_setdispatch_np' function. */
-#cmakedefine HAVE_PTHREAD_WORKQUEUE_SETDISPATCH_NP
-
 /* Define to 1 if you have the <stdint.h> header file. */
 #cmakedefine01 HAVE_STDINT_H