* parse.y (str_extend): should check nesting parentheses in #{}.

* eval.c (rb_thread_select): tv_sec and tv_usec should not be
  negative.

* signal.c (posix_signal): do not set SA_RESTART for SIGVTALRM.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_6@1851 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 1 deletions

diff --git a/signal.c b/signal.c
index 951bd00816..4b6f0d91a9 100644
--- a/signal.c
+++ b/signal.c
@@ -293,7 +293,12 @@ posix_signal(signum, handler)
     sigemptyset(&sigact.sa_mask);
     sigact.sa_flags = 0;
 #ifdef SA_RESTART
-    sigact.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
+    /* All other signals but VTALRM shall restart restartable syscall
+       VTALRM will cause EINTR to syscall if interrupted.
+    */
+    if (signum != SIGVTALRM) {
+        sigact.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
+    }
 #endif
 #ifdef SA_NOCLDWAIT
     if (signum == SIGCHLD && handler == SIG_IGN)