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Diffstat (limited to 'sysdeps/mach/hurd/wait4.c')
-rw-r--r-- | sysdeps/mach/hurd/wait4.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/sysdeps/mach/hurd/wait4.c b/sysdeps/mach/hurd/wait4.c deleted file mode 100644 index 4d54c0e316..0000000000 --- a/sysdeps/mach/hurd/wait4.c +++ /dev/null @@ -1,53 +0,0 @@ -/* Copyright (C) 1993-2017 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 <sys/types.h> -#include <sys/wait.h> -#include <errno.h> -#include <hurd.h> -#include <hurd/port.h> - -pid_t -__wait4 (pid_t pid, int *stat_loc, int options, struct rusage *usage) -{ - pid_t dead; - error_t err; - struct rusage ignored; - int sigcode; - int dummy; - - err = __USEPORT (PROC, __proc_wait (port, pid, options, - stat_loc ?: &dummy, &sigcode, - usage ?: &ignored, &dead)); - switch (err) - { - case 0: /* Got a child. */ - return dead; - case EAGAIN: - /* The RPC returns this error when the WNOHANG flag is set and no - selected children are dead (but some are living). In that - situation, our return value is zero. (The RPC can't return zero - for DEAD without also returning some garbage for the other out - parameters, so an error return is much more natural here. Hence - the difference between the RPC and the POSIX.1 interface. */ - return (pid_t) 0; - default: - return (pid_t) __hurd_fail (err); - } -} - -weak_alias (__wait4, wait4) |