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Remove ObjC support functions not needed on non-ObjC platforms #213

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Merged
merged 1 commit into from
Feb 15, 2017
Merged

Remove ObjC support functions not needed on non-ObjC platforms #213

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4 changes: 4 additions & 0 deletions src/BlocksRuntime/runtime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,10 @@
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#if HAVE_OBJC
#define __USE_GNU
#include <dlfcn.h>
#endif
#if __has_include(<os/assumes.h>)
#include <os/assumes.h>
#else
Expand Down Expand Up @@ -202,6 +204,7 @@ static void (*_Block_memmove)(void *dest, void *src, unsigned long size) = _Bloc
static void (*_Block_destructInstance) (const void *aBlock) = _Block_destructInstance_default;


#if HAVE_OBJC
/**************************************************************************
GC support SPI functions - called from ObjC runtime and CoreFoundation
***************************************************************************/
Expand Down Expand Up @@ -252,6 +255,7 @@ void _Block_use_RR( void (*retain)(const void *),
_Block_release_object = release;
_Block_destructInstance = dlsym(RTLD_DEFAULT, "objc_destructInstance");
}
#endif // HAVE_OBJC

// Called from CF to indicate MRR. Newer version uses a versioned structure, so we can add more functions
// without defining a new entry point.
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2 changes: 2 additions & 0 deletions src/Makefile.am
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Expand Up @@ -88,8 +88,10 @@ if BUILD_OWN_BLOCKS_RUNTIME
libdispatch_la_SOURCES+= BlocksRuntime/data.c BlocksRuntime/runtime.c
CBLOCKS_FLAGS+= -I$(top_srcdir)/src/BlocksRuntime
CXXBLOCKS_FLAGS+= -I$(top_srcdir)/src/BlocksRuntime
if USE_OBJC
BLOCKS_RUNTIME_LIBS=-ldl
endif
endif

libdispatch_la_LDFLAGS=-avoid-version
libdispatch_la_LIBADD=$(KQUEUE_LIBS) $(PTHREAD_WORKQUEUE_LIBS) $(BSD_OVERLAY_LIBS) $(BLOCKS_RUNTIME_LIBS)
Expand Down