- The siglist in the proc holds signals that were blocked by all threads

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when they were delivered.  In signotify() check to see if we have
   unblocked any of those signals and post them to the thread.
 - Use td_sigmask instead of p_sigmask in all cases.
 - In sigpending return both signals pending on the thread and proc.
 - Define a function, sigtd(), that finds the appropriate thread to deliver
   the signal to if psignal() has been called instead of tdsignal().
 - Define a function, tdsignal(), that delivers a signal to a specific thread
   or if that thread has the signal blocked it may deliver it to the process
   where it will wait for a thread to unblock it.
 - Since we are delivering signals to a specific thread we do not need to
   abort the sleep of all threads.
 - Rename the old tdsignal() to tdsigwakeup().
 - Save and restore the old signal mask to and from the thread.

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This commit is contained in:

Jeff Roberson 2003-03-31 22:57:01 +00:00

parent c5c34c0a76

commit b716dd84b3

Notes: svn2git 2020-12-20 02:59:44 +00:00

svn path=/head/; revision=112890

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