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Make mlock() and munlock() portable to systems that require the address to be on a page boundary.

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This commit is contained in:
Doug Huff 2011-06-30 02:04:44 +02:00 committed by Matt Corallo
parent c1aacf0be3
commit a48c671957
1 changed files with 12 additions and 0 deletions
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12
src/serialize.h
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@ -38,6 +38,18 @@ typedef unsigned long long uint64;
#define munlock(p, n) VirtualUnlock((p), (n));
#else
#include <sys/mman.h>
#include <limits.h>
/* This comes from limits.h if it's not defined there set a sane default */
#ifndef PAGESIZE
#include <unistd.h>
#define PAGESIZE sysconf(_SC_PAGESIZE)
#endif
#define mlock(a,b) \
mlock(((void *)(((size_t)(a)) & (~((PAGESIZE)-1)))),\
(((((size_t)(a)) + (b) - 1) | ((PAGESIZE) - 1)) + 1) - (((size_t)(a)) & (~((PAGESIZE) - 1))))
#define munlock(a,b) \
munlock(((void *)(((size_t)(a)) & (~((PAGESIZE)-1)))),\
(((((size_t)(a)) + (b) - 1) | ((PAGESIZE) - 1)) + 1) - (((size_t)(a)) & (~((PAGESIZE) - 1))))
#endif
class CScript;