* io/Makefile (routines): Add mknodat, xmknodat, mkdirat, mkfifoat.

	(static-only-routines): Add mknodat.
	* io/Versions [GLIBC_2.4]: Add mkdirat, mkfifoat, __xmknodat.
	* io/sys/stat.h: Declare mkditat, mknodat, mkfifoat, __xmknodat.
	Define mknodat inline function.
	* include/sys/stat.h: Add hidden proto for __xmknodat.
	* sysdeps/generic/mkdirat.c: New file.
	* sysdeps/generic/mkfifoat.c: New file.
	* sysdeps/generic/mknodat.c: New file.
	* sysdeps/generic/xmknodat.c: New file.
	* sysdeps/unix/mkfifoat.c: New file.
	* sysdeps/unix/sysv/linux/mkdirat.c: New file.
	* sysdeps/unix/sysv/linux/xmknodat.c: New file.

	* sysdeps/generic/xmknod.c: Add one more parameter check.

4 files changed, 241 insertions, 0 deletions

diff --git a/sysdeps/generic/mkdirat.c b/sysdeps/generic/mkdirat.c
new file mode 100644
index 0000000000..ccea3aa8d8
--- /dev/null
+++ b/sysdeps/generic/mkdirat.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2005 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 <fcntl.h>
+#include <stddef.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+
+/* Create a directory named PATH relative to FD with protections MODE.  */
+int
+mkdirat (fd, path, mode)
+     int fd;
+     const char *path;
+     mode_t mode;
+{
+  if (path == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  if (fd != AT_FDCWD && path[0] != '/')
+    {
+      /* Check FD is associated with a directory.  */
+      struct stat64 st;
+      if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+	return -1;
+
+      if (!S_ISDIR (st.st_mode))
+	{
+	  __set_errno (ENOTDIR);
+	  return -1;
+	}
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (mkdirat)
+
+#include <stub-tag.h>
diff --git a/sysdeps/generic/mkfifoat.c b/sysdeps/generic/mkfifoat.c
new file mode 100644
index 0000000000..48c38c8182
--- /dev/null
+++ b/sysdeps/generic/mkfifoat.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 2005 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 <fcntl.h>
+#include <stddef.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+
+/* Create a named pipe (FIFO) named PATH relative to FD with
+   protections MODE.  */
+int
+mkfifoat (fd, path, mode)
+     int fd;
+     const char *path;
+     mode_t mode;
+{
+  if (path == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  if (fd != AT_FDCWD && path[0] != '/')
+    {
+      /* Check FD is associated with a directory.  */
+      struct stat64 st;
+      if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+	return -1;
+
+      if (!S_ISDIR (st.st_mode))
+	{
+	  __set_errno (ENOTDIR);
+	  return -1;
+	}
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+
+stub_warning (mkfifoat)
+#include <stub-tag.h>
diff --git a/sysdeps/generic/mknodat.c b/sysdeps/generic/mknodat.c
new file mode 100644
index 0000000000..ac515b5b48
--- /dev/null
+++ b/sysdeps/generic/mknodat.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 1995, 1996, 2001, 2005 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.
+
+   In addition to the permissions in the GNU Lesser General Public
+   License, the Free Software Foundation gives you unlimited
+   permission to link the compiled version of this file with other
+   programs, and to distribute those programs without any restriction
+   coming from the use of this file. (The GNU Lesser General Public
+   License restrictions do apply in other respects; for example, they
+   cover modification of the file, and distribution when not linked
+   into another program.)
+
+   Note that people who make modified versions of this file are not
+   obligated to grant this special exception for their modified
+   versions; it is their choice whether to do so. The GNU Lesser
+   General Public License gives permission to release a modified
+   version without this exception; this exception also makes it
+   possible to release a modified version which carries forward this
+   exception.
+
+   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 <sys/types.h>
+#include <sys/stat.h>
+
+/* This definition is only used if inlining fails for this function; see
+   the last page of <sys/stat.h>.  The real work is done by the `x'
+   function which is passed a version number argument.  We arrange in the
+   makefile that when not inlined this function is always statically
+   linked; that way a dynamically-linked executable always encodes the
+   version number corresponding to the data structures it uses, so the `x'
+   functions in the shared library can adapt without needing to recompile
+   all callers.  */
+
+int
+mknodat (int fd, const char *path, mode_t mode, dev_t dev)
+{
+  return __xmknodat (_MKNOD_VER, fd, path, mode, &dev);
+}
+
+
+/* Hide the symbol so that no definition but the one locally in the
+   executable or DSO is used.  */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tmknodat");
+#endif
diff --git a/sysdeps/generic/xmknodat.c b/sysdeps/generic/xmknodat.c
new file mode 100644
index 0000000000..56d88c7b0f
--- /dev/null
+++ b/sysdeps/generic/xmknodat.c
@@ -0,0 +1,63 @@
+/* Copyright (C) 2005 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 <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+/* Create a device file named PATH relative to FD, with permission and
+   special bits MODE and device number DEV (which can be constructed
+   from major and minor device numbers with the `makedev' macro
+   above).  */
+int
+__xmknodat (int vers, int fd, const char *path, mode_t mode, dev_t *dev)
+{
+  if (vers != _MKNOD_VER)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  if (path == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  if (fd != AT_FDCWD && path[0] != '/')
+    {
+      /* Check FD is associated with a directory.  */
+      struct stat64 st;
+      if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+	return -1;
+
+      if (!S_ISDIR (st.st_mode))
+	{
+	  __set_errno (ENOTDIR);
+	  return -1;
+	}
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (__xmknodat)
+
+libc_hidden_def (__xmknodat)
+#include <stub-tag.h>