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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2020-06-28 22:41:18 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2020-06-28 22:46:21 +0000
commitf512321130d6c02332d441812ef4780908bb744d (patch)
treedb2c8cc8194b611a69ecc29c4146bfbb478b99c7 /hurd
parent1f3413338e31e65f2927aef02c151745d3b899d0 (diff)
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hurd: Add remaining cancelation points
* hurd/hurdselect.c: Include <sysdep-cancel.h>. (_hurd_select): Surround call to __mach_msg with enabling async cancel. * sysdeps/mach/hurd/accept4.c: Include <sysdep-cancel.h>. (__libc_accept4): Surround call to __socket_accept with enabling async cancel, and use HURD_DPORT_USE_CANCEL instead of HURD_DPORT_USE. * sysdeps/mach/hurd/connect.c: Include <sysdep-cancel.h>. (__connect): Surround call to __file_name_lookup and __socket_connect with enabling async cancel, and use HURD_DPORT_USE_CANCEL instead of HURD_DPORT_USE. * sysdeps/mach/hurd/fdatasync.c: Include <sysdep-cancel.h>. (fdatasync): Surround call to __file_sync with enabling async cancel, and use HURD_DPORT_USE_CANCEL instead of HURD_DPORT_USE. * sysdeps/mach/hurd/fsync.c: Include <sysdep-cancel.h>. (fsync): Surround call to __file_sync with enabling async cancel, and use HURD_DPORT_USE_CANCEL instead of HURD_DPORT_USE. * sysdeps/mach/hurd/ioctl.c: Include <sysdep-cancel.h>. (__ioctl): When request is TIOCDRAIN, surround call to send_rpc with enabling async cancel, and use HURD_DPORT_USE_CANCEL instead of HURD_DPORT_USE. * sysdeps/mach/hurd/msync.c: Include <sysdep-cancel.h>. (msync): Surround call to __vm_object_sync with enabling async cancel. * sysdeps/mach/hurd/sigsuspend.c: Include <sysdep-cancel.h>. (__sigsuspend): Surround call to __mach_msg with enabling async cancel. * sysdeps/mach/hurd/sigwait.c: Include <sysdep-cancel.h>. (__sigwait): Surround wait code with enabling async cancel. * sysdeps/mach/msync.c: Include <sysdep-cancel.h>. (msync): Surround call to __vm_msync with enabling async cancel. * sysdeps/mach/sleep.c: Include <sysdep-cancel.h>. (__sleep): Surround call to __mach_msg with enabling async cancel. * sysdeps/mach/usleep.c: Include <sysdep-cancel.h>. (usleep): Surround call to __vm_msync with enabling async cancel.
Diffstat (limited to 'hurd')
-rw-r--r--hurd/hurdselect.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hurd/hurdselect.c b/hurd/hurdselect.c
index 69a415c..8da0ccf 100644
--- a/hurd/hurdselect.c
+++ b/hurd/hurdselect.c
@@ -28,6 +28,7 @@
#include <stdint.h>
#include <limits.h>
#include <time.h>
+#include <sysdep-cancel.h>
/* All user select types. */
#define SELECT_ALL (SELECT_READ | SELECT_WRITE | SELECT_URG)
@@ -432,11 +433,14 @@ _hurd_select (int nfds,
to = MACH_MSG_TIMEOUT_NONE;
}
+ int cancel_oldtype = LIBC_CANCEL_ASYNC();
while ((msgerr = __mach_msg (&msg.head,
MACH_RCV_MSG | MACH_RCV_INTERRUPT | options,
0, sizeof msg, portset, to,
MACH_PORT_NULL)) == MACH_MSG_SUCCESS)
{
+ LIBC_CANCEL_RESET (cancel_oldtype);
+
/* We got a message. Decode it. */
#ifdef MACH_MSG_TYPE_BIT
const union typeword inttype =
@@ -527,6 +531,7 @@ _hurd_select (int nfds,
options |= MACH_RCV_TIMEOUT;
}
}
+ LIBC_CANCEL_RESET (cancel_oldtype);
if (msgerr == MACH_RCV_INTERRUPTED)
/* Interruption on our side (e.g. signal reception). */