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17
Task/Machine-code/Smalltalk/machine-code-1.st
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17
Task/Machine-code/Smalltalk/machine-code-1.st
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!ExternalBytes class methods!
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mapExecutableBytes:size
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%{
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# include <sys/mman.h>
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void *mem;
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OBJ retVal;
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int nBytes = __intVal(size);
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mem = mmap(nil, nBytes, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANON, -1, 0);
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if (mem != MAP_FAILED) {
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RETURN( __MKEXTERNALBYTES_N(mem, nBytes));
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}
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%}.
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self primitiveFailed
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! !
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