Revision f230a1cf deps/v8/src/platform-macos.cc

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deps/v8/src/platform-macos.cc
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <cxxabi.h>
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#undef MAP_TYPE


  		




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#include "v8.h"


  		




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#include "platform-posix.h"


  		




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#include "platform.h"


  		




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#include "simulator.h"


  		




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#include "vm-state-inl.h"


  		




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// Manually define these here as weak imports, rather than including execinfo.h.


  		




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// This lets us launch on 10.4 which does not have these calls.


  		




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extern "C" {


  		




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  extern int backtrace(void**, int) __attribute__((weak_import));


  		




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  extern char** backtrace_symbols(void* const*, int)


  		




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      __attribute__((weak_import));


  		




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  extern void backtrace_symbols_fd(void* const*, int, int)


  		




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      __attribute__((weak_import));


  		




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}


  		




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namespace v8 {


  		




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namespace internal {


  		




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}


  		




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void OS::DumpBacktrace() {


  		




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  // If weak link to execinfo lib has failed, ie because we are on 10.4, abort.


  		




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  if (backtrace == NULL) return;


  		




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  POSIXBacktraceHelper<backtrace, backtrace_symbols>::DumpBacktrace();


  		




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}


  		




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class PosixMemoryMappedFile : public OS::MemoryMappedFile {


  		




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 public:


  		




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  PosixMemoryMappedFile(FILE* file, void* memory, int size)


  		




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}


  		




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int OS::StackWalk(Vector<StackFrame> frames) {


  		




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  // If weak link to execinfo lib has failed, ie because we are on 10.4, abort.


  		




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  if (backtrace == NULL) return 0;


  		




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  return POSIXBacktraceHelper<backtrace, backtrace_symbols>::StackWalk(frames);


  		




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}


  		




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VirtualMemory::VirtualMemory() : address_(NULL), size_(0) { }


  		




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