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Fix DragonFly build (unsupported).

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Thanks to Robin Hahling, Alex Hornung and Joris Giovannangeli.
This commit is contained in:
Mike Pall
2014-10-07 16:17:29 +02:00
parent cb886b5817
commit 4846a714a9
4 changed files with 8 additions and 5 deletions
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6
src/lj_alloc.c
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@@ -194,14 +194,14 @@ static LJ_AINLINE void *CALL_MMAP(size_t size)
return ptr;
}
#elif LJ_TARGET_OSX || LJ_TARGET_PS4 || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__sun__)
#elif LJ_TARGET_OSX || LJ_TARGET_PS4 || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__sun__)
/* OSX and FreeBSD mmap() use a naive first-fit linear search.
** That's perfect for us. Except that -pagezero_size must be set for OSX,
** otherwise the lower 4GB are blocked. And the 32GB RLIMIT_DATA needs
** to be reduced to 250MB on FreeBSD.
*/
#if LJ_TARGET_OSX
#if LJ_TARGET_OSX || defined(__DragonFly__)
#define MMAP_REGION_START ((uintptr_t)0x10000)
#elif LJ_TARGET_PS4
#define MMAP_REGION_START ((uintptr_t)0x4000)
@@ -238,7 +238,7 @@ static LJ_AINLINE void *CALL_MMAP(size_t size)
return p;
}
if (p != CMFAIL) munmap(p, size);
#ifdef __sun__
#if defined(__sun__) || defined(__DragonFly__)
alloc_hint += 0x1000000; /* Need near-exhaustive linear scan. */
if (alloc_hint + size < MMAP_REGION_END) continue;
#endif