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2009-08-05 Joel Sherrill <joel.sherrill@OARcorp.com>

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* posix/src/psignalclearsignals.c: Add comments.
This commit is contained in:
Joel Sherrill
2009-08-05 19:09:21 +00:00
parent c85ab23ab7
commit 21de9dcbda
2 changed files with 11 additions and 2 deletions
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4
cpukit/ChangeLog
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@@ -1,3 +1,7 @@
2009-08-05 Joel Sherrill <joel.sherrill@OARcorp.com>
* posix/src/psignalclearsignals.c: Add comments.
2009-08-05 Sebastian Huber <sebastian.huber@embedded-brains.de> 2009-08-05 Sebastian Huber <sebastian.huber@embedded-brains.de>
* libcsupport/include/rtems/libio_.h, * libcsupport/include/rtems/libio_.h,

9
cpukit/posix/src/psignalclearsignals.c
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@@ -61,8 +61,8 @@ bool _POSIX_signals_Clear_signals(
else else
signals_blocked = SIGNAL_ALL_MASK; signals_blocked = SIGNAL_ALL_MASK;
/* XXX this is not right for siginfo type signals yet */ /* XXX is this right for siginfo type signals? */
/* XXX since they can't be cleared the same way */ /* XXX are we sure they can be cleared the same way? */
_ISR_Disable( level ); _ISR_Disable( level );
if ( is_global ) { if ( is_global ) {
@@ -71,6 +71,11 @@ bool _POSIX_signals_Clear_signals(
psiginfo = (POSIX_signals_Siginfo_node *) psiginfo = (POSIX_signals_Siginfo_node *)
_Chain_Get_unprotected( &_POSIX_signals_Siginfo[ signo ] ); _Chain_Get_unprotected( &_POSIX_signals_Siginfo[ signo ] );
_POSIX_signals_Clear_process_signals( signo ); _POSIX_signals_Clear_process_signals( signo );
/*
* It may be impossible to get here with an empty chain
* BUT until that is proven we need to be defensive and
* protect against it.
*/
if ( psiginfo ) { if ( psiginfo ) {
*info = psiginfo->Info; *info = psiginfo->Info;
_Chain_Append_unprotected( _Chain_Append_unprotected(