diff options
Diffstat (limited to 'sysdeps/posix/pause.c')
-rw-r--r-- | sysdeps/posix/pause.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/sysdeps/posix/pause.c b/sysdeps/posix/pause.c deleted file mode 100644 index 7996cd6dbb..0000000000 --- a/sysdeps/posix/pause.c +++ /dev/null @@ -1,56 +0,0 @@ -/* pause -- suspend the process until a signal arrives. POSIX.1 version. - Copyright (C) 2003-2017 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 <signal.h> -#include <unistd.h> -#include <sysdep-cancel.h> - -/* Suspend the process until a signal arrives. - This always returns -1 and sets errno to EINTR. */ - -int -__libc_pause (void) -{ - sigset_t set; - - __sigemptyset (&set); - __sigprocmask (SIG_BLOCK, NULL, &set); - - /* pause is a cancellation point, but so is sigsuspend. - So no need for anything special here. */ - - return __sigsuspend (&set); -} -weak_alias (__libc_pause, pause) - -LIBC_CANCEL_HANDLED (); /* sigsuspend handles our cancellation. */ - -#ifndef NO_CANCELLATION -# include <not-cancel.h> - -int -__pause_nocancel (void) -{ - sigset_t set; - - __sigemptyset (&set); - __sigprocmask (SIG_BLOCK, NULL, &set); - - return sigsuspend_not_cancel (&set); -} -#endif |