| /* Copyright (C) 1991,92,95,96,97,2002,2003 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 |
| 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 <sysdep-cancel.h> |
| #include <stdlib.h> |
| #include <sys/wait.h> |
| |
| __pid_t |
| __libc_waitpid (__pid_t pid, int *stat_loc, int options) |
| { |
| if (SINGLE_THREAD_P) |
| { |
| #ifdef __NR_waitpid |
| return INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options); |
| #else |
| return INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL); |
| #endif |
| } |
| |
| int oldtype = LIBC_CANCEL_ASYNC (); |
| |
| #ifdef __NR_waitpid |
| int result = INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options); |
| #else |
| int result = INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL); |
| #endif |
| |
| LIBC_CANCEL_RESET (oldtype); |
| |
| return result; |
| } |
| weak_alias (__libc_waitpid, __waitpid) |
| libc_hidden_weak (__waitpid) |
| weak_alias (__libc_waitpid, waitpid) |
