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

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deps/v8/src/platform-linux.cc
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#include <sys/types.h>
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#include <stdlib.h>
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#if defined(__GLIBC__) && !defined(__UCLIBC__)


  		




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#include <execinfo.h>


  		




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#include <cxxabi.h>


  		




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#endif


  		




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// Ubuntu Dapper requires memory pages to be marked as


  		




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// executable. Otherwise, OS raises an exception when executing code


  		




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// in that page.


  		




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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 "v8threads.h"


  		




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#include "vm-state-inl.h"


  		




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}


  		




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void OS::DumpBacktrace() {


  		




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  // backtrace is a glibc extension.


  		




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#if defined(__GLIBC__) && !defined(__UCLIBC__)


  		




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


  		




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#endif


  		




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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<OS::StackFrame> frames) {


  		




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  // backtrace is a glibc extension.


  		




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#if defined(__GLIBC__) && !defined(__UCLIBC__)


  		




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


  		




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#else


  		




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  return 0;


  		




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#endif


  		




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}


  		




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// Constants used for mmap.


  		




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static const int kMmapFd = -1;


  		




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static const int kMmapFdOffset = 0;


  		












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