[PATCH] suspend all thread on SIGSTOP

Thomas Pfaff tpfaff@gmx.net
Mon Nov 3 07:35:00 GMT 2003

Christopher Faylor wrote:
> On Fri, Oct 31, 2003 at 10:17:37PM +0100, Thomas Pfaff wrote:
>>This time with attachment.
>>This patch suspends all threads on SIGSTOP and resumes them on SIGCONT. 
>>The corresponding functions in the pthread class are already committed.
>>2003-10-31  Thomas Pfaff  <tpfaff@gmx.net>
>>	* exceptions.cc (sig_handle_tty_stop): Suspend all
>>	threads on SIGSTOP, resume them on SIGCONT.
> You can't suspend threads like this because SuspendThread can
> hang in some situations, like when a thread is doing I/O.  That's why
> there is a WaitForSingleObject here rather than just suspending the
> thread.

Too bad.


More information about the Cygwin-patches mailing list