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Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/waitid.c')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/waitid.c145
1 files changed, 0 insertions, 145 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/waitid.c b/nptl/sysdeps/unix/sysv/linux/waitid.c
deleted file mode 100644
index 589f421845..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/waitid.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/* Pseudo implementation of waitid.
- Copyright (C) 1997, 1998, 2002 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1997.
-
- 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 <assert.h>
-#include <errno.h>
-#include <signal.h>
-#define __need_NULL
-#include <stddef.h>
-#include <sys/wait.h>
-#include <sys/types.h>
-#include <nptl/pthreadP.h>
-#include <tls.h>
-
-
-static int
-do_waitid (idtype_t idtype, id_t id, siginfo_t *infop, int options)
-{
- pid_t pid, child;
- int status;
-
- switch (idtype)
- {
- case P_PID:
- if(id <= 0)
- goto invalid;
- pid = (pid_t) id;
- break;
- case P_PGID:
- if (id < 0 || id == 1)
- goto invalid;
- pid = (pid_t) -id;
- break;
- case P_ALL:
- pid = -1;
- break;
- default:
- invalid:
- __set_errno (EINVAL);
- return -1;
- }
-
- /* Technically we're supposed to return EFAULT if infop is bogus,
- but that would involve mucking with signals, which is
- too much hassle. User will have to deal with SIGSEGV/SIGBUS.
- We just check for a null pointer. */
-
- if (infop == NULL)
- {
- __set_errno (EFAULT);
- return -1;
- }
-
- child = __waitpid (pid, &status, options);
-
- if (child == -1)
- /* `waitpid' set `errno' for us. */
- return -1;
-
- if (child == 0)
- {
- /* The WHOHANG bit in OPTIONS is set and there are children available
- but none has a status for us. The XPG docs do not mention this
- case so we clear the `siginfo_t' struct and return successfully. */
- infop->si_signo = 0;
- infop->si_code = 0;
- return 0;
- }
-
- /* Decode the status field and set infop members... */
- infop->si_signo = SIGCHLD;
- infop->si_pid = child;
- infop->si_errno = 0;
-
- if (WIFEXITED (status))
- {
- infop->si_code = CLD_EXITED;
- infop->si_status = WEXITSTATUS (status);
- }
- else if (WIFSIGNALED (status))
- {
- infop->si_code = WCOREDUMP (status) ? CLD_DUMPED : CLD_KILLED;
- infop->si_status = WTERMSIG (status);
- }
- else if (WIFSTOPPED (status))
- {
- infop->si_code = CLD_STOPPED;
- infop->si_status = WSTOPSIG (status);
- }
-#ifdef WIFCONTINUED
- else if (WIFCONTINUED (status))
- {
- infop->si_code = CLD_CONTINUED;
- infop->si_status = SIGCONT;
- }
-#endif
- else
- /* Can't happen. */
- assert (! "What?");
-
- return 0;
-}
-
-
-int
-__waitid (idtype, id, infop, options)
- idtype_t idtype;
- id_t id;
- siginfo_t *infop;
- int options;
-{
-#ifndef NOT_IN_libc
- if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
- header.data.multiple_threads) == 0, 1))
- return do_waitid (idtype, id, infop, options);
-
- int oldtype = LIBC_CANCEL_ASYNC ();
-#endif
-
- int result = do_waitid (idtype, id, infop, options);
-
-#ifndef NOT_IN_libc
- LIBC_CANCEL_RESET (oldtype);
-#endif
-
- return result;
-}
-weak_alias (__waitid, waitid)
-strong_alias (__waitid, __libc_waitid)