Merge pull request #143 from apple/das-darwin-006-merge-swift-3.0-branch

Merge darwin/trunk, including libdispatch-703.1.4 Apple source drop, to swift-3.0-branch

Author: das

.gitignore

@@ -29,3 +29,5 @@ config
 configure
 libtool
 .dirstamp
+/dispatch/module.modulemap
+/private/module.modulemap

PATCHES

@@ -241,3 +241,29 @@ github commits starting with 29bdc2f from
 [4a6ec51] APPLIED rdar://25159995
 [bc16cc9] APPLIED rdar://25159995
 [954ace4] APPLIED rdar://25159995
+[5ea30b5] APPLIED rdar://26822213
+[9f1e778] APPLIED rdar://26822213
+[3339b81] APPLIED rdar://26822213
+[4fa8d8d] APPLIED rdar://26822213
+[e922531] APPLIED rdar://26822213
+[195cbcf] APPLIED rdar://27303844
+[5b893c8] APPLIED rdar://27303844
+[92689ed] APPLIED rdar://27303844
+[ecc14fa] APPLIED rdar://27303844
+[2dbf83c] APPLIED rdar://27303844
+[78b9e82] APPLIED rdar://27303844
+[2c0e5ee] APPLIED rdar://27303844
+[5ee237f] APPLIED rdar://27600964
+[77299ec] APPLIED rdar://27600964
+[57c5c28] APPLIED rdar://27600964
+[f8423ec] APPLIED rdar://27600964
+[325f73d] APPLIED rdar://27600964
+[b84e87e] APPLIED rdar://27600964
+[ae71a91] APPLIED rdar://27600964
+[8669dea] APPLIED rdar://27600964
+[a8d0327] APPLIED rdar://27600964
+[2e4e6af] APPLIED rdar://27600964
+[2457fb2] APPLIED rdar://27600964
+[4d58038] APPLIED rdar://27600964
+[98d0a05] APPLIED rdar://27600964
+[8976101] APPLIED rdar://27600964

config/config.h

@@ -13,6 +13,10 @@
    don't. */
 #define HAVE_DECL_FD_COPY 1
 
+/* Define to 1 if you have the declaration of `NOTE_LOWAT', and to 0 if you
+   don't. */
+#define HAVE_DECL_NOTE_LOWAT 1
+
 /* Define to 1 if you have the declaration of `NOTE_NONE', and to 0 if you
    don't. */
 #define HAVE_DECL_NOTE_NONE 1

configure.ac

@@ -353,7 +353,7 @@ AC_CHECK_FUNCS([mach_port_construct])
 #
 AC_CHECK_DECLS([CLOCK_UPTIME, CLOCK_MONOTONIC], [], [],
   [[#include <time.h>]])
-AC_CHECK_DECLS([NOTE_NONE, NOTE_REAP, NOTE_REVOKE, NOTE_SIGNAL], [], [],
+AC_CHECK_DECLS([NOTE_NONE, NOTE_REAP, NOTE_REVOKE, NOTE_SIGNAL, NOTE_LOWAT], [], [],
   [[#include <sys/event.h>]])
 AC_CHECK_DECLS([FD_COPY], [], [], [[#include <sys/select.h>]])
 AC_CHECK_DECLS([SIGEMT], [], [], [[#include <signal.h>]])
@@ -432,6 +432,20 @@ AS_IF([test "x$have_mach" = "xtrue"], [
 ])
 AM_CONDITIONAL(HAVE_DARWIN_LD, [test "x$dispatch_cv_ld_darwin" == "xyes"])
 
+#
+# symlink platform-specific module.modulemap files
+#
+AS_CASE([$target_os],
+  [darwin*], [ dispatch_module_map_os=darwin ],
+  [ dispatch_module_map_os=generic ]
+)
+AC_CONFIG_COMMANDS([modulemaps], [
+      ln -fs $dispatch_module_map_os/module.modulemap $ac_top_srcdir/dispatch/module.modulemap
+      ln -fs $dispatch_module_map_os/module.modulemap $ac_top_srcdir/private/module.modulemap
+  ],
+  [dispatch_module_map_os="$dispatch_module_map_os"]
+)
+
 #
 # Temporary: some versions of clang do not mark __builtin_trap() as
 # __attribute__((__noreturn__)).  Detect and add if required.
@@ -449,6 +463,6 @@ AC_CONFIG_FILES([Makefile dispatch/Makefile man/Makefile os/Makefile private/Mak
 #
 # Generate testsuite links
 #
-AC_CONFIG_LINKS([tests/dispatch:$top_srcdir/private tests/leaks-wrapper:tests/leaks-wrapper.sh])
+AC_CONFIG_LINKS([tests/dispatch:$ac_top_srcdir/private tests/leaks-wrapper:tests/leaks-wrapper.sh])
 
 AC_OUTPUT

dispatch/base.h

@@ -64,6 +64,7 @@
 #define DISPATCH_MALLOC __attribute__((__malloc__))
 #define DISPATCH_ALWAYS_INLINE __attribute__((__always_inline__))
 #define DISPATCH_UNAVAILABLE __attribute__((__unavailable__))
+#define DISPATCH_UNAVAILABLE_MSG(msg) __attribute__((__unavailable__(msg)))
 #else
 /*! @parseOnly */
 #define DISPATCH_NORETURN
@@ -99,6 +100,16 @@
 #define DISPATCH_ALWAYS_INLINE
 /*! @parseOnly */
 #define DISPATCH_UNAVAILABLE
+/*! @parseOnly */
+#define DISPATCH_UNAVAILABLE_MSG(msg)
+#endif
+
+#ifdef __linux__
+#define DISPATCH_LINUX_UNAVAILABLE() \
+		DISPATCH_UNAVAILABLE_MSG( \
+		"This interface is unavailable on linux systems")
+#else
+#define DISPATCH_LINUX_UNAVAILABLE()
 #endif
 
 #ifndef DISPATCH_ALIAS_V2

dispatch/darwin/module.modulemap

@@ -0,0 +1,10 @@
+module Dispatch [system] [extern_c] {
+	umbrella header "dispatch.h"
+	module * { export * }
+	export *
+}
+
+module DispatchIntrospection [system] [extern_c] {
+	header "introspection.h"
+	export *
+}

dispatch/dispatch.h

@@ -24,71 +24,36 @@
 #ifdef __APPLE__
 #include <Availability.h>
 #include <TargetConditionals.h>
-#endif
-#include <sys/cdefs.h>
-#include <sys/types.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <stdbool.h>
-#include <stdarg.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#ifdef __has_attribute
-#if __has_attribute(unavailable)
-#define __DISPATCH_UNAVAILABLE(msg) __attribute__((__unavailable__(msg)))
-#endif
-#endif
-#ifndef __DISPATCH_UNAVAILABLE
-#define __DISPATCH_UNAVAILABLE(msg)
-#endif
-
-#ifdef __linux__
-#if __has_feature(modules)
-#include <stdio.h> // for off_t (to match Glibc.modulemap)
-#endif
-#define DISPATCH_LINUX_UNAVAILABLE() \
-		__DISPATCH_UNAVAILABLE("This interface is unavailable on linux systems")
 #else
-#define DISPATCH_LINUX_UNAVAILABLE()
-#endif
-
-#ifndef __OSX_AVAILABLE_STARTING
 #define __OSX_AVAILABLE_STARTING(x, y)
-#endif
-#ifndef __OSX_AVAILABLE_BUT_DEPRECATED
 #define __OSX_AVAILABLE_BUT_DEPRECATED(...)
-#endif
-#ifndef __OSX_AVAILABLE_BUT_DEPRECATED_MSG
 #define __OSX_AVAILABLE_BUT_DEPRECATED_MSG(...)
-#endif
-
-#ifndef __OSX_AVAILABLE
 #define __OSX_AVAILABLE(...)
-#endif
-#ifndef __IOS_AVAILABLE
 #define __IOS_AVAILABLE(...)
-#endif
-#ifndef __TVOS_AVAILABLE
 #define __TVOS_AVAILABLE(...)
-#endif
-#ifndef __WATCHOS_AVAILABLE
 #define __WATCHOS_AVAILABLE(...)
-#endif
-#ifndef __OSX_DEPRECATED
 #define __OSX_DEPRECATED(...)
-#endif
-#ifndef __IOS_DEPRECATED
 #define __IOS_DEPRECATED(...)
-#endif
-#ifndef __TVOS_DEPRECATED
 #define __TVOS_DEPRECATED(...)
-#endif
-#ifndef __WATCHOS_DEPRECATED
 #define __WATCHOS_DEPRECATED(...)
+#endif // __APPLE__
+
+#include <sys/cdefs.h>
+#include <sys/types.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#if defined(__linux__) && defined(__has_feature)
+#if __has_feature(modules)
+#include <stdio.h> // for off_t (to match Glibc.modulemap)
+#endif
 #endif
 
-#define DISPATCH_API_VERSION 20160612
+#define DISPATCH_API_VERSION 20160712
 
 #ifndef __DISPATCH_BUILDING_DISPATCH__
 

dispatch/module.modulemap renamed to dispatch/generic/module.modulemap

@@ -134,8 +134,7 @@ dispatch_group_async_f(dispatch_group_t group,
  * @discussion
  * This function waits for the completion of the blocks associated with the
  * given dispatch group, and returns after all blocks have completed or when
- * the specified timeout has elapsed. When a timeout occurs, the group is
- * restored to its original state.
+ * the specified timeout has elapsed.
  *
  * This function will return immediately if there are no blocks associated
  * with the dispatch group (i.e. the group is empty).
@@ -262,7 +261,7 @@ dispatch_group_enter(dispatch_group_t group);
  *
  * @discussion
  * Calling this function indicates block has completed and left the dispatch
- * groupJ by a means other than dispatch_group_async().
+ * group by a means other than dispatch_group_async().
  *
  * @param group
  * The dispatch group to update.

dispatch/group.h

@@ -662,8 +662,8 @@
 		C01866BD1C5973210040FC07 /* libdispatch.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = libdispatch.a; sourceTree = BUILT_PRODUCTS_DIR; };
 		C01866BE1C59735B0040FC07 /* libdispatch-mp-static.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; path = "libdispatch-mp-static.xcconfig"; sourceTree = "<group>"; };
 		C01866BF1C5976C90040FC07 /* run-on-install.sh */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.script.sh; path = "run-on-install.sh"; sourceTree = "<group>"; };
-		C901445E1C73A7FE002638FC /* module.modulemap */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = "sourcecode.module-map"; path = module.modulemap; sourceTree = "<group>"; };
-		C90144641C73A845002638FC /* module.modulemap */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = "sourcecode.module-map"; path = module.modulemap; sourceTree = "<group>"; };
+		C901445E1C73A7FE002638FC /* module.modulemap */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = "sourcecode.module-map"; name = module.modulemap; path = darwin/module.modulemap; sourceTree = "<group>"; };
+		C90144641C73A845002638FC /* module.modulemap */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = "sourcecode.module-map"; name = module.modulemap; path = darwin/module.modulemap; sourceTree = "<group>"; };
 		C913AC0E143BD34800B78976 /* data_private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = data_private.h; sourceTree = "<group>"; tabWidth = 8; };
 		C927F35F10FD7F1000C5AB8B /* ddt.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = ddt.xcodeproj; path = tools/ddt/ddt.xcodeproj; sourceTree = "<group>"; };
 		C96CE17A1CEB851600F4B8E6 /* dispatch_objc.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = dispatch_objc.m; sourceTree = "<group>"; };