about summary refs log tree commit diff
path: root/nptl/sysdeps/unix/sysv/linux/waitid.c
diff options
context:
space:
mode:
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)