| … | … | ||
|---|---|---|---|
| 543 | stack->refcnt = 1; | 543 | stack->refcnt = 1; |
| 544 | stack->usecnt = 1; | 544 | stack->usecnt = 1; |
| 545 | stack->gencnt = ctx->gencnt = 0; | 545 | stack->gencnt = ctx->gencnt = 0; |
| 546 | if (alloc) | 546 | if (alloc) |
| 547 | { | 547 | { |
| 548 | #ifdef HAVE_MMAP | 548 | #if HAVE_MMAP |
| 549 | stack->ssize = 128 * 1024 * sizeof (long); /* mmap should do allocate-on-write for us */ | 549 | stack->ssize = 128 * 1024 * sizeof (long); /* mmap should do allocate-on-write for us */ |
| 550 | stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); | 550 | stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
| 551 | if (stack->sptr == (void *)-1) | 551 | if (stack->sptr == (void *)-1) |
| 552 | #endif | 552 | #endif |
| 553 | { | 553 | { |
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