diff options
Diffstat (limited to 'ftpfs/ccache.c')
| -rw-r--r-- | ftpfs/ccache.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/ftpfs/ccache.c b/ftpfs/ccache.c index c1e14a98..56f3bf1e 100644 --- a/ftpfs/ccache.c +++ b/ftpfs/ccache.c @@ -105,8 +105,10 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) if (cc->alloced == 0) { vm_address_t addr = 0; - err = vm_allocate (mach_task_self (), - &addr, alloc_end, 1); + addr = (vm_address_t) mmap (0, alloc_end, + PROT_READ|PROT_WRITE, + MAP_ANON, 0, 0); + err = (addr == -1) ? errno : 0; if (! err) cc->image = (char *)addr; } @@ -114,6 +116,8 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) { vm_address_t addr = (vm_address_t)cc->image + cc->alloced; + /* XXX. This can't be replaced with mmap until we + have MAP_EXCL. -tb */ err = vm_allocate (mach_task_self (), &addr, alloc_end - cc->alloced, 0); @@ -121,8 +125,10 @@ ccache_read (struct ccache *cc, off_t offs, size_t len, void *data) /* Gack. We've goota move the whole splooge. */ { addr = 0; - err = vm_allocate (mach_task_self (), - &addr, alloc_end, 1); + addr = (vm_address_t) mmap (0, alloc_end, + PROT_READ|PROT_WRITE, + MAP_ANON, 0, 0); + err = (addr == -1) ? errno : 0; if (! err) /* That worked; copy what's already-fetched. */ { |