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* sysdeps/unix/sysv/linux/sigwaitinfo.c (do_sigwaitinfo): Fold
	SI_TKILL code into SI_USER.
	* sysdeps/unix/sysv/linux/sigtimedwait.c (do_sigtimedwait): Likewise.
This commit is contained in:
Ulrich Drepper 2003-05-16 19:56:47 +00:00
parent 7ffac51fb8
commit bc58c14e33
3 changed files with 49 additions and 14 deletions
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4
ChangeLog
View File

@ -1,5 +1,9 @@
2003-05-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/sigwaitinfo.c (do_sigwaitinfo): Fold
SI_TKILL code into SI_USER.
* sysdeps/unix/sysv/linux/sigtimedwait.c (do_sigtimedwait): Likewise.
* sysdeps/posix/sigpause.c (do_sigpause): Use sigdelset after all.
2003-05-15 Jakub Jelinek <jakub@redhat.com>

30
sysdeps/unix/sysv/linux/sigtimedwait.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -28,6 +28,26 @@ extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__
const struct timespec *__unbounded, size_t);
static int
do_sigtimedwait (const sigset_t *set, siginfo_t *info,
const struct timespec *timeout)
{
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), timeout, _NSIG / 8);
/* The kernel generates a SI_TKILL code in si_code in case tkill is
used. tkill is transparently used in raise(). Since having
SI_TKILL as a code is useful in general we fold the results
here. */
if (result != -1 && info != NULL && info->si_code == SI_TKILL)
info->si_code = SI_USER;
return result;
}
/* Return any pending signal or wait for one for the given time. */
int
__sigtimedwait (set, info, timeout)
@ -36,17 +56,13 @@ __sigtimedwait (set, info, timeout)
const struct timespec *timeout;
{
if (SINGLE_THREAD_P)
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
return INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), timeout, _NSIG / 8);
return do_sigtimedwait (set, info, timeout);
int oldtype = LIBC_CANCEL_ASYNC ();
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), timeout, _NSIG / 8);
int result = do_sigtimedwait (set, info, timeout);
LIBC_CANCEL_RESET (oldtype);

29
sysdeps/unix/sysv/linux/sigwaitinfo.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc.
/* Copyright (C) 1997, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -30,6 +30,25 @@ extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__
const struct timespec *__unbounded, size_t);
static int
do_sigwaitinfo (const sigset_t *set, siginfo_t *info)
{
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), NULL, _NSIG / 8);
/* The kernel generates a SI_TKILL code in si_code in case tkill is
used. tkill is transparently used in raise(). Since having
SI_TKILL as a code is useful in general we fold the results
here. */
if (result != -1 && info != NULL && info->si_code == SI_TKILL)
info->si_code = SI_USER;
return result;
}
/* Return any pending signal or wait for one for the given time. */
int
__sigwaitinfo (set, info)
@ -37,17 +56,13 @@ __sigwaitinfo (set, info)
siginfo_t *info;
{
if (SINGLE_THREAD_P)
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
return INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), NULL, _NSIG / 8);
return do_sigwaitinfo (set, info);
int oldtype = LIBC_CANCEL_ASYNC ();
/* XXX The size argument hopefully will have to be changed to the
real size of the user-level sigset_t. */
int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
CHECK_1 (info), NULL, _NSIG / 8);
int result = do_sigwaitinfo (set, info);
LIBC_CANCEL_RESET (oldtype);