diff options
Diffstat (limited to 'libstore/bunzip2.c')
| -rw-r--r-- | libstore/bunzip2.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libstore/bunzip2.c b/libstore/bunzip2.c index 3b7ecb0e..e1ec5808 100644 --- a/libstore/bunzip2.c +++ b/libstore/bunzip2.c @@ -135,10 +135,9 @@ bunzip2 (struct store *from, void **buf, size_t *buf_len) if (zerr) /* Can't do that, try to make a bigger buffer elsewhere. */ { - new_buf = old_buf; - zerr = - vm_allocate (mach_task_self (), - (vm_address_t *)&new_buf, new_buf_len, 1); + new_buf = mmap (0, new_buf_len, PROT_READ|PROT_WRITE, + MAP_ANON, 0, 0); + zerr = (new_buf == (void *) -1) ? errno : 0; if (zerr) longjmp (zerr_jmp_buf, 1); @@ -171,7 +170,8 @@ bunzip2 (struct store *from, void **buf, size_t *buf_len) /* Try to guess a reasonable output buffer size. */ *buf_len = round_page (from->size * 2); - zerr = vm_allocate (mach_task_self (), (vm_address_t *)buf, *buf_len, 1); + *buf = mmap (0, *buf_len, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0); + zerr = (*buf == (void *) -1) ? errno : 0; if (zerr) return zerr; |