From 5f717849198273153a5d390985157fbf973c4e39 Mon Sep 17 00:00:00 2001 From: Florian Weimer Date: Tue, 11 May 2021 11:07:59 +0200 Subject: nptl: Replace pthread_sigqueue implementation with Linux one Reviewed-by: Adhemerval Zanella --- sysdeps/unix/sysv/linux/pthread_sigqueue.c | 71 ------------------------------ 1 file changed, 71 deletions(-) delete mode 100644 sysdeps/unix/sysv/linux/pthread_sigqueue.c (limited to 'sysdeps/unix') diff --git a/sysdeps/unix/sysv/linux/pthread_sigqueue.c b/sysdeps/unix/sysv/linux/pthread_sigqueue.c deleted file mode 100644 index 64bacfe41b..0000000000 --- a/sysdeps/unix/sysv/linux/pthread_sigqueue.c +++ /dev/null @@ -1,71 +0,0 @@ -/* Copyright (C) 2009-2021 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 2009. - - 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 - . */ - -#include -#include -#include -#include -#include -#include -#include - - -int -pthread_sigqueue (pthread_t threadid, int signo, const union sigval value) -{ -#ifdef __NR_rt_tgsigqueueinfo - 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; - - /* Force load of pd->tid into local variable or register. Otherwise - if a thread exits between ESRCH test and tgkill, we might return - EINVAL, because pd->tid would be cleared by the kernel. */ - pid_t tid = atomic_forced_read (pd->tid); - if (__glibc_unlikely (tid <= 0)) - /* Not a valid thread handle. */ - return ESRCH; - - /* Disallow sending the signal we use for cancellation, timers, - for the setxid implementation. */ - if (signo == SIGCANCEL || signo == SIGTIMER || signo == SIGSETXID) - return EINVAL; - - pid_t pid = getpid (); - - /* Set up the siginfo_t structure. */ - siginfo_t info; - memset (&info, '\0', sizeof (siginfo_t)); - info.si_signo = signo; - info.si_code = SI_QUEUE; - info.si_pid = pid; - info.si_uid = getuid (); - info.si_value = value; - - /* We have a special syscall to do the work. */ - int val = INTERNAL_SYSCALL_CALL (rt_tgsigqueueinfo, pid, tid, signo, - &info); - return (INTERNAL_SYSCALL_ERROR_P (val) - ? INTERNAL_SYSCALL_ERRNO (val) : 0); -#else - return ENOSYS; -#endif -} -- cgit 1.4.1