diff options
Diffstat (limited to 'sysdeps/mach/msync.c')
| -rw-r--r-- | sysdeps/mach/msync.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sysdeps/mach/msync.c b/sysdeps/mach/msync.c index e36a564ef4..f72222b57b 100644 --- a/sysdeps/mach/msync.c +++ b/sysdeps/mach/msync.c @@ -20,6 +20,7 @@ #include <sys/mman.h> #include <errno.h> #include <mach.h> +#include <sysdep-cancel.h> /* Some Mach variants have vm_msync and some don't. Those that have it define the VM_SYNC_* bits when we include <mach/mach_types.h>. */ @@ -37,6 +38,7 @@ msync (void *addr, size_t len, int flags) { vm_sync_t sync_flags = 0; kern_return_t err; + int cancel_oldtype; if (flags & MS_SYNC) sync_flags |= VM_SYNC_SYNCHRONOUS; @@ -45,8 +47,11 @@ msync (void *addr, size_t len, int flags) if (flags & MS_INVALIDATE) sync_flags |= VM_SYNC_INVALIDATE; - if (err = __vm_msync (__mach_task_self (), - (vm_address_t) addr, (vm_size_t) len, sync_flags)) + cancel_oldtype = LIBC_CANCEL_ASYNC(); + err = __vm_msync (__mach_task_self (), + (vm_address_t) addr, (vm_size_t) len, sync_flags); + LIBC_CANCEL_RESET (cancel_oldtype); + if (err) { errno = err; return -1; |