Changeset 70087b9

Timestamp:

May 24, 2010, 8:22:54 PM (14 years ago)

Author:

Nelson Elhage <nelhage@mit.edu>

Branches:

release-1.6

Children:

51a56b3

Parents:

c088c53

git-author:

Anders Kaseorg <andersk@mit.edu> (05/05/10 23:21:05)

git-committer:

Nelson Elhage <nelhage@mit.edu> (05/24/10 20:22:54)

Message:

Mask all handled signals while running pre-select actions.

This closes the race condition where a signal could be delivered just
before the pselect() call, which hangs until the next event.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
Reviewed-by: Nelson Elhage <nelhage@mit.edu>

File:

• select.c (modified) (1 diff)

select.c

@@ -273 +273 @@
 
   sigemptyset(&set);
+  sigaddset(&set, SIGWINCH);
+  sigaddset(&set, SIGALRM);
+  sigaddset(&set, SIGPIPE);
+  sigaddset(&set, SIGTERM);
+  sigaddset(&set, SIGHUP);
   sigaddset(&set, SIGINT);
   sigprocmask(SIG_BLOCK, &set, oldmask);