[PATCH] suspend all thread on SIGSTOP

[Thomas Pfaff]

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.

Thomas

2003-10-31  Thomas Pfaff  <[EMAIL PROTECTED]>

        * exceptions.cc (sig_handle_tty_stop): Suspend all
        threads on SIGSTOP, resume them on SIGCONT.
? suspend_all_on_stop.patch
Index: exceptions.cc
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/exceptions.cc,v
retrieving revision 1.172
diff -u -p -r1.172 exceptions.cc
--- exceptions.cc       14 Oct 2003 09:21:55 -0000      1.172
+++ exceptions.cc       31 Oct 2003 20:48:59 -0000
@@ -622,10 +622,12 @@ sig_handle_tty_stop (int sig)
       if (ISSTATE (parent, PID_NOCLDSTOP))
        sig_send (parent, SIGCHLD);
     }
+  pthread::suspend_all_except_self ();
   sigproc_printf ("process %d stopped by signal %d, myself->ppid_handle %p",
                  myself->pid, sig, myself->ppid_handle);
   if (WaitForSingleObject (sigCONT, INFINITE) != WAIT_OBJECT_0)
     api_fatal ("WaitSingleObject failed, %E");
+  pthread::resume_all ();
   return;
 }
 }