| /* Copyright (C) 1997, 1998, 2000, 2003, 2005 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <errno.h> |
| #include <signal.h> |
| #include <unistd.h> |
| #include <string.h> |
| |
| #include <sys/syscall.h> |
| #if defined __USE_POSIX199309 |
| |
| |
| #ifdef __NR_rt_sigqueueinfo |
| |
| # define __NR___libc_rt_sigqueueinfo __NR_rt_sigqueueinfo |
| static __inline__ _syscall3(int, __libc_rt_sigqueueinfo, pid_t, pid, int, sig, void*, value) |
| |
| /* Return any pending signal or wait for one for the given time. */ |
| int sigqueue (pid_t pid, int sig, const union sigval val) |
| { |
| siginfo_t info; |
| |
| /* First, clear the siginfo_t structure, so that we don't pass our |
| stack content to other tasks. */ |
| memset (&info, 0, sizeof (siginfo_t)); |
| /* We must pass the information about the data in a siginfo_t value. */ |
| info.si_signo = sig; |
| info.si_code = SI_QUEUE; |
| info.si_pid = getpid (); |
| info.si_uid = getuid (); |
| info.si_value = val; |
| |
| return __libc_rt_sigqueueinfo(pid, sig, &info); |
| } |
| |
| #endif |
| #endif |