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Date: Sat, 3 Dec 2005 03:37:32 +0100
From: Samuel Thibault <samuel DOT thibault AT ens-lyon DOT org>
To: cygwin AT cygwin DOT com
Subject: Re: SA_SIGINFO and signal info ?
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Hi,

Igor Pechtchanski, le Fri 02 Dec 2005 20:16:58 -0500, a écrit :
> On Sat, 3 Dec 2005, Samuel Thibault wrote:
> 
> > [snip]
> > So SI_USER should rather be defined to 0.
> > Mmm, btw, SIGALRM sets 0 in si_code, while it should set SI_KERNEL.
> 
> A clear case of <http://cygwin.com/acronyms/#PTC>...

The following patch works.
pthread_kill()'s issue seems trickier.

Regards,
Samuel

Index: cygwin/timer.cc
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/timer.cc,v
retrieving revision 1.19
diff -u -r1.19 timer.cc
--- cygwin/timer.cc	11 Nov 2005 16:42:15 -0000	1.19
+++ cygwin/timer.cc	3 Dec 2005 02:38:47 -0000
@@ -167,6 +167,7 @@
 	    siginfo_t si;
 	    memset (&si, 0, sizeof (si));
 	    si.si_signo = tt->evp.sigev_signo;
+	    si.si_code = SI_KERNEL;
 	    si.si_sigval.sival_ptr = tt->evp.sigev_value.sival_ptr;
 	    debug_printf ("%p sending sig %d", x, tt->evp.sigev_signo);
 	    sig_send (myself_nowait, si);
Index: cygwin/include/cygwin/signal.h
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/include/cygwin/signal.h,v
retrieving revision 1.8
diff -u -r1.8 signal.h
--- cygwin/include/cygwin/signal.h	10 Nov 2005 09:12:22 -0000	1.8
+++ cygwin/include/cygwin/signal.h	3 Dec 2005 02:38:48 -0000
@@ -102,7 +102,7 @@
 
 enum
 {
-  SI_USER = 1,				/* sent by kill, raise, pthread_kill */
+  SI_USER = 0,				/* sent by kill, raise, pthread_kill */
   SI_ASYNCIO,				/* sent by AIO completion (currently
 					   unimplemented) */
   SI_MESGQ,				/* sent by real time mesq state change

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