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Add generic/stub implementations of pthread_{kill,sigmask,sigqueue}.

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Roland McGrath 2014-07-15 15:48:18 -07:00
parent 3df6f22e5f
commit 8badf496ab
4 changed files with 111 additions and 0 deletions
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4
ChangeLog
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2014-07-15 Roland McGrath <roland@hack.frob.com>
* nptl/pthread_kill.c: New file.
* nptl/pthread_sigmask.c: New file.
* nptl/pthread_sigqueue.c: New file.
* sysdeps/nptl/lowlevellock.h: New file.
* sysdeps/unix/sysv/linux/lowlevellock-futex.h: New file.
* sysdeps/nptl/lowlevellock-futex.h: New file.

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nptl/pthread_kill.c Normal file
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/* Send a signal to a specific pthread. Stub version.
Copyright (C) 2014 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
#include <pthreadP.h>
int
__pthread_kill (pthread_t threadid, int signo)
{
struct pthread *pd = (struct pthread *) threadid;
/* Make sure the descriptor is valid. */
if (DEBUGGING_P && INVALID_TD_P (pd))
/* Not a valid thread handle. */
return ESRCH;
return ENOSYS;
}
strong_alias (__pthread_kill, pthread_kill)
stub_warning (pthread_kill)

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nptl/pthread_sigmask.c Normal file
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/* Examine and change blocked signals for a thread. Generic POSIX version.
Copyright (C) 2014 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
int
pthread_sigmask (int how, const sigset_t *newmask, sigset_t *oldmask)
{
/* Here we assume that sigprocmask actually does everything right.
The only difference is the return value protocol. */
int result = __sigprocmask (how, newmask, oldmask);
if (result < 0)
result = errno;
return result;
}

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nptl/pthread_sigqueue.c Normal file
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/* Queue a signal (with value) for a specific pthread. Stub version.
Copyright (C) 2014 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
#include <pthreadP.h>
int
pthread_sigqueue (pthread_t threadid, int signo, const union sigval value)
{
struct pthread *pd = (struct pthread *) threadid;
/* Make sure the descriptor is valid. */
if (DEBUGGING_P && INVALID_TD_P (pd))
/* Not a valid thread handle. */
return ESRCH;
return ENOSYS;
}
stub_warning (pthread_sigqueue)