1 files changed, 43 insertions, 0 deletions
diff --git a/posix/wait3.c b/posix/wait3.c
new file mode 100644
index 0000000000..479d99e3da
--- /dev/null
+++ b/posix/wait3.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991, 1993, 1995, 1996, 1997 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 <sys/wait.h>
+#include <sys/types.h>
+
+/* Wait for a child to exit.  When one does, put its status in *STAT_LOC and
+   return its process ID.  For errors return (pid_t) -1.  If USAGE is not nil,
+   store information about the child's resource usage (as a `struct rusage')
+   there.  If the WUNTRACED bit is set in OPTIONS, return status for stopped
+   children; otherwise don't.  */
+pid_t
+__wait3 (__WAIT_STATUS_DEFN stat_loc, int options, struct rusage *usage)
+{
+  if ((options & ~(WNOHANG|WUNTRACED)) != 0)
+    {
+      __set_errno (EINVAL);
+      return (pid_t) -1;
+    }
+
+  __set_errno (ENOSYS);
+  return (pid_t) -1;
+}
+stub_warning (wait3)
+
+weak_alias (__wait3, wait3)
+#include <stub-tag.h>