Import filemode module from gnulib.

6 files changed, 1044 insertions, 17 deletions

diff --git a/lib/Makefile.am b/lib/Makefile.am
index 6a014f6057b..220ba713d4e 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1,5 +1,6 @@
 BUILT_SOURCES =
 EXTRA_DIST =
+MOSTLYCLEANDIRS =
 MOSTLYCLEANFILES =
 noinst_LIBRARIES =
 
diff --git a/lib/Makefile.in b/lib/Makefile.in
index 0029719373a..b16587bbddc 100644
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
@@ -24,7 +24,7 @@
 # the same distribution terms as the rest of that program.
 #
 # Generated by gnulib-tool.
-# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=. --makefile-name=gnulib.mk --no-libtool --macro-prefix=gl --no-vc-files crypto/md5 dtoastr getloadavg getopt-gnu ignore-value mktime strftime
+# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=. --makefile-name=gnulib.mk --no-libtool --macro-prefix=gl --no-vc-files crypto/md5 dtoastr filemode getloadavg getopt-gnu ignore-value mktime strftime
 
 VPATH = @srcdir@
 pkgdatadir = $(datadir)/@PACKAGE@
@@ -51,13 +51,15 @@ subdir = lib
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/00gnulib.m4 \
         $(top_srcdir)/m4/c-strtod.m4 $(top_srcdir)/m4/extensions.m4 \
-        $(top_srcdir)/m4/getloadavg.m4 $(top_srcdir)/m4/getopt.m4 \
-        $(top_srcdir)/m4/gl-comp.m4 $(top_srcdir)/m4/gnulib-common.m4 \
+        $(top_srcdir)/m4/filemode.m4 $(top_srcdir)/m4/getloadavg.m4 \
+        $(top_srcdir)/m4/getopt.m4 $(top_srcdir)/m4/gl-comp.m4 \
+        $(top_srcdir)/m4/gnulib-common.m4 \
         $(top_srcdir)/m4/include_next.m4 $(top_srcdir)/m4/longlong.m4 \
         $(top_srcdir)/m4/md5.m4 $(top_srcdir)/m4/mktime.m4 \
-        $(top_srcdir)/m4/multiarch.m4 $(top_srcdir)/m4/stdbool.m4 \
-        $(top_srcdir)/m4/stddef_h.m4 $(top_srcdir)/m4/stdint.m4 \
-        $(top_srcdir)/m4/stdlib_h.m4 $(top_srcdir)/m4/strftime.m4 \
+        $(top_srcdir)/m4/multiarch.m4 $(top_srcdir)/m4/st_dm_mode.m4 \
+        $(top_srcdir)/m4/stdbool.m4 $(top_srcdir)/m4/stddef_h.m4 \
+        $(top_srcdir)/m4/stdint.m4 $(top_srcdir)/m4/stdlib_h.m4 \
+        $(top_srcdir)/m4/strftime.m4 $(top_srcdir)/m4/sys_stat_h.m4 \
         $(top_srcdir)/m4/time_h.m4 $(top_srcdir)/m4/time_r.m4 \
         $(top_srcdir)/m4/tm_gmtoff.m4 $(top_srcdir)/m4/unistd_h.m4 \
         $(top_srcdir)/m4/wchar_t.m4 $(top_srcdir)/configure.in
@@ -152,9 +154,12 @@ GNULIB_ENVIRON = @GNULIB_ENVIRON@
 GNULIB_EUIDACCESS = @GNULIB_EUIDACCESS@
 GNULIB_FACCESSAT = @GNULIB_FACCESSAT@
 GNULIB_FCHDIR = @GNULIB_FCHDIR@
+GNULIB_FCHMODAT = @GNULIB_FCHMODAT@
 GNULIB_FCHOWNAT = @GNULIB_FCHOWNAT@
+GNULIB_FSTATAT = @GNULIB_FSTATAT@
 GNULIB_FSYNC = @GNULIB_FSYNC@
 GNULIB_FTRUNCATE = @GNULIB_FTRUNCATE@
+GNULIB_FUTIMENS = @GNULIB_FUTIMENS@
 GNULIB_GETCWD = @GNULIB_GETCWD@
 GNULIB_GETDOMAINNAME = @GNULIB_GETDOMAINNAME@
 GNULIB_GETDTABLESIZE = @GNULIB_GETDTABLESIZE@
@@ -167,12 +172,19 @@ GNULIB_GETPAGESIZE = @GNULIB_GETPAGESIZE@
 GNULIB_GETSUBOPT = @GNULIB_GETSUBOPT@
 GNULIB_GETUSERSHELL = @GNULIB_GETUSERSHELL@
 GNULIB_GRANTPT = @GNULIB_GRANTPT@
+GNULIB_LCHMOD = @GNULIB_LCHMOD@
 GNULIB_LCHOWN = @GNULIB_LCHOWN@
 GNULIB_LINK = @GNULIB_LINK@
 GNULIB_LINKAT = @GNULIB_LINKAT@
 GNULIB_LSEEK = @GNULIB_LSEEK@
+GNULIB_LSTAT = @GNULIB_LSTAT@
 GNULIB_MALLOC_POSIX = @GNULIB_MALLOC_POSIX@
+GNULIB_MKDIRAT = @GNULIB_MKDIRAT@
 GNULIB_MKDTEMP = @GNULIB_MKDTEMP@
+GNULIB_MKFIFO = @GNULIB_MKFIFO@
+GNULIB_MKFIFOAT = @GNULIB_MKFIFOAT@
+GNULIB_MKNOD = @GNULIB_MKNOD@
+GNULIB_MKNODAT = @GNULIB_MKNODAT@
 GNULIB_MKOSTEMP = @GNULIB_MKOSTEMP@
 GNULIB_MKOSTEMPS = @GNULIB_MKOSTEMPS@
 GNULIB_MKSTEMP = @GNULIB_MKSTEMP@
@@ -194,6 +206,7 @@ GNULIB_RMDIR = @GNULIB_RMDIR@
 GNULIB_RPMATCH = @GNULIB_RPMATCH@
 GNULIB_SETENV = @GNULIB_SETENV@
 GNULIB_SLEEP = @GNULIB_SLEEP@
+GNULIB_STAT = @GNULIB_STAT@
 GNULIB_STRPTIME = @GNULIB_STRPTIME@
 GNULIB_STRTOD = @GNULIB_STRTOD@
 GNULIB_STRTOLL = @GNULIB_STRTOLL@
@@ -211,6 +224,7 @@ GNULIB_UNLINKAT = @GNULIB_UNLINKAT@
 GNULIB_UNLOCKPT = @GNULIB_UNLOCKPT@
 GNULIB_UNSETENV = @GNULIB_UNSETENV@
 GNULIB_USLEEP = @GNULIB_USLEEP@
+GNULIB_UTIMENSAT = @GNULIB_UTIMENSAT@
 GNULIB_WRITE = @GNULIB_WRITE@
 GNULIB__EXIT = @GNULIB__EXIT@
 GNU_OBJC_CFLAGS = @GNU_OBJC_CFLAGS@
@@ -239,9 +253,12 @@ HAVE_DUP3 = @HAVE_DUP3@
 HAVE_EUIDACCESS = @HAVE_EUIDACCESS@
 HAVE_FACCESSAT = @HAVE_FACCESSAT@
 HAVE_FCHDIR = @HAVE_FCHDIR@
+HAVE_FCHMODAT = @HAVE_FCHMODAT@
 HAVE_FCHOWNAT = @HAVE_FCHOWNAT@
+HAVE_FSTATAT = @HAVE_FSTATAT@
 HAVE_FSYNC = @HAVE_FSYNC@
 HAVE_FTRUNCATE = @HAVE_FTRUNCATE@
+HAVE_FUTIMENS = @HAVE_FUTIMENS@
 HAVE_GETDTABLESIZE = @HAVE_GETDTABLESIZE@
 HAVE_GETGROUPS = @HAVE_GETGROUPS@
 HAVE_GETHOSTNAME = @HAVE_GETHOSTNAME@
@@ -251,12 +268,19 @@ HAVE_GETPAGESIZE = @HAVE_GETPAGESIZE@
 HAVE_GETSUBOPT = @HAVE_GETSUBOPT@
 HAVE_GRANTPT = @HAVE_GRANTPT@
 HAVE_INTTYPES_H = @HAVE_INTTYPES_H@
+HAVE_LCHMOD = @HAVE_LCHMOD@
 HAVE_LCHOWN = @HAVE_LCHOWN@
 HAVE_LINK = @HAVE_LINK@
 HAVE_LINKAT = @HAVE_LINKAT@
 HAVE_LONG_LONG_INT = @HAVE_LONG_LONG_INT@
+HAVE_LSTAT = @HAVE_LSTAT@
 HAVE_MAKEINFO = @HAVE_MAKEINFO@
+HAVE_MKDIRAT = @HAVE_MKDIRAT@
 HAVE_MKDTEMP = @HAVE_MKDTEMP@
+HAVE_MKFIFO = @HAVE_MKFIFO@
+HAVE_MKFIFOAT = @HAVE_MKFIFOAT@
+HAVE_MKNOD = @HAVE_MKNOD@
+HAVE_MKNODAT = @HAVE_MKNODAT@
 HAVE_MKOSTEMP = @HAVE_MKOSTEMP@
 HAVE_MKOSTEMPS = @HAVE_MKOSTEMPS@
 HAVE_MKSTEMP = @HAVE_MKSTEMP@
@@ -298,6 +322,7 @@ HAVE_UNLINKAT = @HAVE_UNLINKAT@
 HAVE_UNLOCKPT = @HAVE_UNLOCKPT@
 HAVE_UNSIGNED_LONG_LONG_INT = @HAVE_UNSIGNED_LONG_LONG_INT@
 HAVE_USLEEP = @HAVE_USLEEP@
+HAVE_UTIMENSAT = @HAVE_UTIMENSAT@
 HAVE_WCHAR_H = @HAVE_WCHAR_H@
 HAVE_WCHAR_T = @HAVE_WCHAR_T@
 HAVE_XSERVER = @HAVE_XSERVER@
@@ -369,12 +394,14 @@ NEXT_AS_FIRST_DIRECTIVE_GETOPT_H = @NEXT_AS_FIRST_DIRECTIVE_GETOPT_H@
 NEXT_AS_FIRST_DIRECTIVE_STDDEF_H = @NEXT_AS_FIRST_DIRECTIVE_STDDEF_H@
 NEXT_AS_FIRST_DIRECTIVE_STDINT_H = @NEXT_AS_FIRST_DIRECTIVE_STDINT_H@
 NEXT_AS_FIRST_DIRECTIVE_STDLIB_H = @NEXT_AS_FIRST_DIRECTIVE_STDLIB_H@
+NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H@
 NEXT_AS_FIRST_DIRECTIVE_TIME_H = @NEXT_AS_FIRST_DIRECTIVE_TIME_H@
 NEXT_AS_FIRST_DIRECTIVE_UNISTD_H = @NEXT_AS_FIRST_DIRECTIVE_UNISTD_H@
 NEXT_GETOPT_H = @NEXT_GETOPT_H@
 NEXT_STDDEF_H = @NEXT_STDDEF_H@
 NEXT_STDINT_H = @NEXT_STDINT_H@
 NEXT_STDLIB_H = @NEXT_STDLIB_H@
+NEXT_SYS_STAT_H = @NEXT_SYS_STAT_H@
 NEXT_TIME_H = @NEXT_TIME_H@
 NEXT_UNISTD_H = @NEXT_UNISTD_H@
 NS_OBJ = @NS_OBJ@
@@ -410,6 +437,9 @@ REPLACE_CLOSE = @REPLACE_CLOSE@
 REPLACE_DUP = @REPLACE_DUP@
 REPLACE_DUP2 = @REPLACE_DUP2@
 REPLACE_FCHOWNAT = @REPLACE_FCHOWNAT@
+REPLACE_FSTAT = @REPLACE_FSTAT@
+REPLACE_FSTATAT = @REPLACE_FSTATAT@
+REPLACE_FUTIMENS = @REPLACE_FUTIMENS@
 REPLACE_GETCWD = @REPLACE_GETCWD@
 REPLACE_GETDOMAINNAME = @REPLACE_GETDOMAINNAME@
 REPLACE_GETGROUPS = @REPLACE_GETGROUPS@
@@ -420,7 +450,11 @@ REPLACE_LINK = @REPLACE_LINK@
 REPLACE_LINKAT = @REPLACE_LINKAT@
 REPLACE_LOCALTIME_R = @REPLACE_LOCALTIME_R@
 REPLACE_LSEEK = @REPLACE_LSEEK@
+REPLACE_LSTAT = @REPLACE_LSTAT@
 REPLACE_MALLOC = @REPLACE_MALLOC@
+REPLACE_MKDIR = @REPLACE_MKDIR@
+REPLACE_MKFIFO = @REPLACE_MKFIFO@
+REPLACE_MKNOD = @REPLACE_MKNOD@
 REPLACE_MKSTEMP = @REPLACE_MKSTEMP@
 REPLACE_MKTIME = @REPLACE_MKTIME@
 REPLACE_NANOSLEEP = @REPLACE_NANOSLEEP@
@@ -434,6 +468,7 @@ REPLACE_REALPATH = @REPLACE_REALPATH@
 REPLACE_RMDIR = @REPLACE_RMDIR@
 REPLACE_SETENV = @REPLACE_SETENV@
 REPLACE_SLEEP = @REPLACE_SLEEP@
+REPLACE_STAT = @REPLACE_STAT@
 REPLACE_STRTOD = @REPLACE_STRTOD@
 REPLACE_SYMLINK = @REPLACE_SYMLINK@
 REPLACE_TIMEGM = @REPLACE_TIMEGM@
@@ -442,6 +477,7 @@ REPLACE_UNLINK = @REPLACE_UNLINK@
 REPLACE_UNLINKAT = @REPLACE_UNLINKAT@
 REPLACE_UNSETENV = @REPLACE_UNSETENV@
 REPLACE_USLEEP = @REPLACE_USLEEP@
+REPLACE_UTIMENSAT = @REPLACE_UTIMENSAT@
 REPLACE_WRITE = @REPLACE_WRITE@
 RSVG_CFLAGS = @RSVG_CFLAGS@
 RSVG_LIBS = @RSVG_LIBS@
@@ -559,25 +595,27 @@ x_default_search_path = @x_default_search_path@
 # present in all Makefile.am that need it. This is ensured by the applicability
 # 'all' defined above.
 BUILT_SOURCES = arg-nonnull.h c++defs.h $(GETOPT_H) $(STDBOOL_H) \
-        $(STDDEF_H) $(STDINT_H) stdlib.h time.h unistd.h warn-on-use.h
+        $(STDDEF_H) $(STDINT_H) stdlib.h sys/stat.h time.h unistd.h \
+        warn-on-use.h
 EXTRA_DIST = $(top_srcdir)/./arg-nonnull.h $(top_srcdir)/./c++defs.h \
-        md5.c md5.h ftoastr.c ftoastr.h getloadavg.c getopt.c \
-        getopt.in.h getopt1.c getopt_int.h intprops.h \
-        mktime-internal.h mktime.c stdbool.in.h stddef.in.h \
-        stdint.in.h stdlib.in.h strftime.c strftime.h time.in.h \
-        time_r.c unistd.in.h $(top_srcdir)/./warn-on-use.h
+        md5.c md5.h ftoastr.c ftoastr.h filemode.c filemode.h \
+        getloadavg.c getopt.c getopt.in.h getopt1.c getopt_int.h \
+        intprops.h mktime-internal.h mktime.c stdbool.in.h stddef.in.h \
+        stdint.in.h stdlib.in.h strftime.c strftime.h sys_stat.in.h \
+        time.in.h time_r.c unistd.in.h $(top_srcdir)/./warn-on-use.h
+MOSTLYCLEANDIRS = sys
 MOSTLYCLEANFILES = core *.stackdump arg-nonnull.h arg-nonnull.h-t \
         c++defs.h c++defs.h-t getopt.h getopt.h-t stdbool.h \
         stdbool.h-t stddef.h stddef.h-t stdint.h stdint.h-t stdlib.h \
-        stdlib.h-t time.h time.h-t unistd.h unistd.h-t warn-on-use.h \
-        warn-on-use.h-t
+        stdlib.h-t sys/stat.h sys/stat.h-t time.h time.h-t unistd.h \
+        unistd.h-t warn-on-use.h warn-on-use.h-t
 noinst_LIBRARIES = libgnu.a
 DEFAULT_INCLUDES = -I. -I../src -I$(top_srcdir)/src
 libgnu_a_SOURCES = dtoastr.c gettext.h ignore-value.h
 libgnu_a_LIBADD = $(gl_LIBOBJS)
 libgnu_a_DEPENDENCIES = $(gl_LIBOBJS)
-EXTRA_libgnu_a_SOURCES = md5.c ftoastr.c getloadavg.c getopt.c \
-        getopt1.c mktime.c strftime.c time_r.c
+EXTRA_libgnu_a_SOURCES = md5.c ftoastr.c filemode.c getloadavg.c \
+        getopt.c getopt1.c mktime.c strftime.c time_r.c
 ARG_NONNULL_H = arg-nonnull.h
 CXXDEFS_H = c++defs.h
 WARN_ON_USE_H = warn-on-use.h
@@ -631,6 +669,7 @@ distclean-compile:
         -rm -f *.tab.c
 
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/dtoastr.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/filemode.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ftoastr.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/getloadavg.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/getopt.Po@am__quote@
@@ -1021,6 +1060,55 @@ stdlib.h: stdlib.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
         } > $@-t && \
         mv $@-t $@
 
+# We need the following in order to create <sys/stat.h> when the system
+# has one that is incomplete.
+sys/stat.h: sys_stat.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
+        $(AM_V_at)$(MKDIR_P) sys
+        $(AM_V_GEN)rm -f $@-t $@ && \
+        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+              -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
+              -e 's|@''NEXT_SYS_STAT_H''@|$(NEXT_SYS_STAT_H)|g' \
+              -e 's|@''GNULIB_FCHMODAT''@|$(GNULIB_FCHMODAT)|g' \
+              -e 's|@''GNULIB_FSTATAT''@|$(GNULIB_FSTATAT)|g' \
+              -e 's|@''GNULIB_FUTIMENS''@|$(GNULIB_FUTIMENS)|g' \
+              -e 's|@''GNULIB_LCHMOD''@|$(GNULIB_LCHMOD)|g' \
+              -e 's|@''GNULIB_LSTAT''@|$(GNULIB_LSTAT)|g' \
+              -e 's|@''GNULIB_MKDIRAT''@|$(GNULIB_MKDIRAT)|g' \
+              -e 's|@''GNULIB_MKFIFO''@|$(GNULIB_MKFIFO)|g' \
+              -e 's|@''GNULIB_MKFIFOAT''@|$(GNULIB_MKFIFOAT)|g' \
+              -e 's|@''GNULIB_MKNOD''@|$(GNULIB_MKNOD)|g' \
+              -e 's|@''GNULIB_MKNODAT''@|$(GNULIB_MKNODAT)|g' \
+              -e 's|@''GNULIB_STAT''@|$(GNULIB_STAT)|g' \
+              -e 's|@''GNULIB_UTIMENSAT''@|$(GNULIB_UTIMENSAT)|g' \
+              -e 's|@''HAVE_FCHMODAT''@|$(HAVE_FCHMODAT)|g' \
+              -e 's|@''HAVE_FSTATAT''@|$(HAVE_FSTATAT)|g' \
+              -e 's|@''HAVE_FUTIMENS''@|$(HAVE_FUTIMENS)|g' \
+              -e 's|@''HAVE_LCHMOD''@|$(HAVE_LCHMOD)|g' \
+              -e 's|@''HAVE_LSTAT''@|$(HAVE_LSTAT)|g' \
+              -e 's|@''HAVE_MKDIRAT''@|$(HAVE_MKDIRAT)|g' \
+              -e 's|@''HAVE_MKFIFO''@|$(HAVE_MKFIFO)|g' \
+              -e 's|@''HAVE_MKFIFOAT''@|$(HAVE_MKFIFOAT)|g' \
+              -e 's|@''HAVE_MKNOD''@|$(HAVE_MKNOD)|g' \
+              -e 's|@''HAVE_MKNODAT''@|$(HAVE_MKNODAT)|g' \
+              -e 's|@''HAVE_UTIMENSAT''@|$(HAVE_UTIMENSAT)|g' \
+              -e 's|@''REPLACE_FSTAT''@|$(REPLACE_FSTAT)|g' \
+              -e 's|@''REPLACE_FSTATAT''@|$(REPLACE_FSTATAT)|g' \
+              -e 's|@''REPLACE_FUTIMENS''@|$(REPLACE_FUTIMENS)|g' \
+              -e 's|@''REPLACE_LSTAT''@|$(REPLACE_LSTAT)|g' \
+              -e 's|@''REPLACE_MKDIR''@|$(REPLACE_MKDIR)|g' \
+              -e 's|@''REPLACE_MKFIFO''@|$(REPLACE_MKFIFO)|g' \
+              -e 's|@''REPLACE_MKNOD''@|$(REPLACE_MKNOD)|g' \
+              -e 's|@''REPLACE_STAT''@|$(REPLACE_STAT)|g' \
+              -e 's|@''REPLACE_UTIMENSAT''@|$(REPLACE_UTIMENSAT)|g' \
+              -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
+              -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
+              -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+              < $(srcdir)/sys_stat.in.h; \
+        } > $@-t && \
+        mv $@-t $@
+
 # We need the following in order to create <time.h> when the system
 # doesn't have one that works with the given compiler.
 time.h: time.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
diff --git a/lib/filemode.c b/lib/filemode.c
new file mode 100644
index 00000000000..0f6641ace6a
--- /dev/null
+++ b/lib/filemode.c
@@ -0,0 +1,180 @@
+/* filemode.c -- make a string describing file modes
+
+   Copyright (C) 1985, 1990, 1993, 1998-2000, 2004, 2006, 2009-2011 Free
+   Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include "filemode.h"
+
+/* The following is for Cray DMF (Data Migration Facility), which is a
+   HSM file system.  A migrated file has a `st_dm_mode' that is
+   different from the normal `st_mode', so any tests for migrated
+   files should use the former.  */
+#if HAVE_ST_DM_MODE
+# define IS_MIGRATED_FILE(statp) \
+    (S_ISOFD (statp->st_dm_mode) || S_ISOFL (statp->st_dm_mode))
+#else
+# define IS_MIGRATED_FILE(statp) 0
+#endif
+
+#if ! HAVE_DECL_STRMODE
+
+/* Return a character indicating the type of file described by
+   file mode BITS:
+   '-' regular file
+   'b' block special file
+   'c' character special file
+   'C' high performance ("contiguous data") file
+   'd' directory
+   'D' door
+   'l' symbolic link
+   'm' multiplexed file (7th edition Unix; obsolete)
+   'n' network special file (HP-UX)
+   'p' fifo (named pipe)
+   'P' port
+   's' socket
+   'w' whiteout (4.4BSD)
+   '?' some other file type  */
+
+static char
+ftypelet (mode_t bits)
+{
+  /* These are the most common, so test for them first.  */
+  if (S_ISREG (bits))
+    return '-';
+  if (S_ISDIR (bits))
+    return 'd';
+
+  /* Other letters standardized by POSIX 1003.1-2004.  */
+  if (S_ISBLK (bits))
+    return 'b';
+  if (S_ISCHR (bits))
+    return 'c';
+  if (S_ISLNK (bits))
+    return 'l';
+  if (S_ISFIFO (bits))
+    return 'p';
+
+  /* Other file types (though not letters) standardized by POSIX.  */
+  if (S_ISSOCK (bits))
+    return 's';
+
+  /* Nonstandard file types.  */
+  if (S_ISCTG (bits))
+    return 'C';
+  if (S_ISDOOR (bits))
+    return 'D';
+  if (S_ISMPB (bits) || S_ISMPC (bits))
+    return 'm';
+  if (S_ISNWK (bits))
+    return 'n';
+  if (S_ISPORT (bits))
+    return 'P';
+  if (S_ISWHT (bits))
+    return 'w';
+
+  return '?';
+}
+
+/* Like filemodestring, but rely only on MODE.  */
+
+void
+strmode (mode_t mode, char *str)
+{
+  str[0] = ftypelet (mode);
+  str[1] = mode & S_IRUSR ? 'r' : '-';
+  str[2] = mode & S_IWUSR ? 'w' : '-';
+  str[3] = (mode & S_ISUID
+            ? (mode & S_IXUSR ? 's' : 'S')
+            : (mode & S_IXUSR ? 'x' : '-'));
+  str[4] = mode & S_IRGRP ? 'r' : '-';
+  str[5] = mode & S_IWGRP ? 'w' : '-';
+  str[6] = (mode & S_ISGID
+            ? (mode & S_IXGRP ? 's' : 'S')
+            : (mode & S_IXGRP ? 'x' : '-'));
+  str[7] = mode & S_IROTH ? 'r' : '-';
+  str[8] = mode & S_IWOTH ? 'w' : '-';
+  str[9] = (mode & S_ISVTX
+            ? (mode & S_IXOTH ? 't' : 'T')
+            : (mode & S_IXOTH ? 'x' : '-'));
+  str[10] = ' ';
+  str[11] = '\0';
+}
+
+#endif /* ! HAVE_DECL_STRMODE */
+
+/* filemodestring - fill in string STR with an ls-style ASCII
+   representation of the st_mode field of file stats block STATP.
+   12 characters are stored in STR.
+   The characters stored in STR are:
+
+   0    File type, as in ftypelet above, except that other letters are used
+        for files whose type cannot be determined solely from st_mode:
+
+            'F' semaphore
+            'M' migrated file (Cray DMF)
+            'Q' message queue
+            'S' shared memory object
+            'T' typed memory object
+
+   1    'r' if the owner may read, '-' otherwise.
+
+   2    'w' if the owner may write, '-' otherwise.
+
+   3    'x' if the owner may execute, 's' if the file is
+        set-user-id, '-' otherwise.
+        'S' if the file is set-user-id, but the execute
+        bit isn't set.
+
+   4    'r' if group members may read, '-' otherwise.
+
+   5    'w' if group members may write, '-' otherwise.
+
+   6    'x' if group members may execute, 's' if the file is
+        set-group-id, '-' otherwise.
+        'S' if it is set-group-id but not executable.
+
+   7    'r' if any user may read, '-' otherwise.
+
+   8    'w' if any user may write, '-' otherwise.
+
+   9    'x' if any user may execute, 't' if the file is "sticky"
+        (will be retained in swap space after execution), '-'
+        otherwise.
+        'T' if the file is sticky but not executable.
+
+   10   ' ' for compatibility with 4.4BSD strmode,
+        since this interface does not support ACLs.
+
+   11   '\0'.  */
+
+void
+filemodestring (struct stat const *statp, char *str)
+{
+  strmode (statp->st_mode, str);
+
+  if (S_TYPEISSEM (statp))
+    str[0] = 'F';
+  else if (IS_MIGRATED_FILE (statp))
+    str[0] = 'M';
+  else if (S_TYPEISMQ (statp))
+    str[0] = 'Q';
+  else if (S_TYPEISSHM (statp))
+    str[0] = 'S';
+  else if (S_TYPEISTMO (statp))
+    str[0] = 'T';
+}
diff --git a/lib/filemode.h b/lib/filemode.h
new file mode 100644
index 00000000000..1a50302704c
--- /dev/null
+++ b/lib/filemode.h
@@ -0,0 +1,44 @@
+/* Make a string describing file modes.
+
+   Copyright (C) 1998-1999, 2003, 2006, 2009-2011 Free Software Foundation,
+   Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef FILEMODE_H_
+
+# include <sys/types.h>
+# include <sys/stat.h>
+
+/* Get the declaration of strmode.  */
+# if HAVE_DECL_STRMODE
+#  include <string.h> /* MacOS X, FreeBSD, OpenBSD */
+#  include <unistd.h> /* NetBSD */
+# endif
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+# if !HAVE_DECL_STRMODE
+extern void strmode (mode_t mode, char *str);
+# endif
+
+extern void filemodestring (struct stat const *statp, char *str);
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif
diff --git a/lib/gnulib.mk b/lib/gnulib.mk
index 3e93e12d9bf..bdba2e9c1bb 100644
--- a/lib/gnulib.mk
+++ b/lib/gnulib.mk
@@ -9,7 +9,7 @@
 # the same distribution terms as the rest of that program.
 #
 # Generated by gnulib-tool.
-# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=. --makefile-name=gnulib.mk --no-libtool --macro-prefix=gl --no-vc-files crypto/md5 dtoastr getloadavg getopt-gnu ignore-value mktime strftime
+# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=. --makefile-name=gnulib.mk --no-libtool --macro-prefix=gl --no-vc-files crypto/md5 dtoastr filemode getloadavg getopt-gnu ignore-value mktime strftime
 
 
 MOSTLYCLEANFILES += core *.stackdump
@@ -88,6 +88,15 @@ EXTRA_libgnu_a_SOURCES += ftoastr.c
 
 ## end   gnulib module dtoastr
 
+## begin gnulib module filemode
+
+
+EXTRA_DIST += filemode.c filemode.h
+
+EXTRA_libgnu_a_SOURCES += filemode.c
+
+## end   gnulib module filemode
+
 ## begin gnulib module getloadavg
 
 
@@ -331,6 +340,65 @@ EXTRA_libgnu_a_SOURCES += strftime.c
 
 ## end   gnulib module strftime
 
+## begin gnulib module sys_stat
+
+BUILT_SOURCES += sys/stat.h
+
+# We need the following in order to create <sys/stat.h> when the system
+# has one that is incomplete.
+sys/stat.h: sys_stat.in.h $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
+        $(AM_V_at)$(MKDIR_P) sys
+        $(AM_V_GEN)rm -f $@-t $@ && \
+        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+              -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
+              -e 's|@''NEXT_SYS_STAT_H''@|$(NEXT_SYS_STAT_H)|g' \
+              -e 's|@''GNULIB_FCHMODAT''@|$(GNULIB_FCHMODAT)|g' \
+              -e 's|@''GNULIB_FSTATAT''@|$(GNULIB_FSTATAT)|g' \
+              -e 's|@''GNULIB_FUTIMENS''@|$(GNULIB_FUTIMENS)|g' \
+              -e 's|@''GNULIB_LCHMOD''@|$(GNULIB_LCHMOD)|g' \
+              -e 's|@''GNULIB_LSTAT''@|$(GNULIB_LSTAT)|g' \
+              -e 's|@''GNULIB_MKDIRAT''@|$(GNULIB_MKDIRAT)|g' \
+              -e 's|@''GNULIB_MKFIFO''@|$(GNULIB_MKFIFO)|g' \
+              -e 's|@''GNULIB_MKFIFOAT''@|$(GNULIB_MKFIFOAT)|g' \
+              -e 's|@''GNULIB_MKNOD''@|$(GNULIB_MKNOD)|g' \
+              -e 's|@''GNULIB_MKNODAT''@|$(GNULIB_MKNODAT)|g' \
+              -e 's|@''GNULIB_STAT''@|$(GNULIB_STAT)|g' \
+              -e 's|@''GNULIB_UTIMENSAT''@|$(GNULIB_UTIMENSAT)|g' \
+              -e 's|@''HAVE_FCHMODAT''@|$(HAVE_FCHMODAT)|g' \
+              -e 's|@''HAVE_FSTATAT''@|$(HAVE_FSTATAT)|g' \
+              -e 's|@''HAVE_FUTIMENS''@|$(HAVE_FUTIMENS)|g' \
+              -e 's|@''HAVE_LCHMOD''@|$(HAVE_LCHMOD)|g' \
+              -e 's|@''HAVE_LSTAT''@|$(HAVE_LSTAT)|g' \
+              -e 's|@''HAVE_MKDIRAT''@|$(HAVE_MKDIRAT)|g' \
+              -e 's|@''HAVE_MKFIFO''@|$(HAVE_MKFIFO)|g' \
+              -e 's|@''HAVE_MKFIFOAT''@|$(HAVE_MKFIFOAT)|g' \
+              -e 's|@''HAVE_MKNOD''@|$(HAVE_MKNOD)|g' \
+              -e 's|@''HAVE_MKNODAT''@|$(HAVE_MKNODAT)|g' \
+              -e 's|@''HAVE_UTIMENSAT''@|$(HAVE_UTIMENSAT)|g' \
+              -e 's|@''REPLACE_FSTAT''@|$(REPLACE_FSTAT)|g' \
+              -e 's|@''REPLACE_FSTATAT''@|$(REPLACE_FSTATAT)|g' \
+              -e 's|@''REPLACE_FUTIMENS''@|$(REPLACE_FUTIMENS)|g' \
+              -e 's|@''REPLACE_LSTAT''@|$(REPLACE_LSTAT)|g' \
+              -e 's|@''REPLACE_MKDIR''@|$(REPLACE_MKDIR)|g' \
+              -e 's|@''REPLACE_MKFIFO''@|$(REPLACE_MKFIFO)|g' \
+              -e 's|@''REPLACE_MKNOD''@|$(REPLACE_MKNOD)|g' \
+              -e 's|@''REPLACE_STAT''@|$(REPLACE_STAT)|g' \
+              -e 's|@''REPLACE_UTIMENSAT''@|$(REPLACE_UTIMENSAT)|g' \
+              -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
+              -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
+              -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+              < $(srcdir)/sys_stat.in.h; \
+        } > $@-t && \
+        mv $@-t $@
+MOSTLYCLEANFILES += sys/stat.h sys/stat.h-t
+MOSTLYCLEANDIRS += sys
+
+EXTRA_DIST += sys_stat.in.h
+
+## end   gnulib module sys_stat
+
 ## begin gnulib module time
 
 BUILT_SOURCES += time.h
diff --git a/lib/sys_stat.in.h b/lib/sys_stat.in.h
new file mode 100644
index 00000000000..61cdcc53928
--- /dev/null
+++ b/lib/sys_stat.in.h
@@ -0,0 +1,646 @@
+/* Provide a more complete sys/stat header file.
+   Copyright (C) 2005-2011 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+/* Written by Eric Blake, Paul Eggert, and Jim Meyering.  */
+
+/* This file is supposed to be used on platforms where <sys/stat.h> is
+   incomplete.  It is intended to provide definitions and prototypes
+   needed by an application.  Start with what the system provides.  */
+
+#if __GNUC__ >= 3
+@PRAGMA_SYSTEM_HEADER@
+#endif
+@PRAGMA_COLUMNS@
+
+#if defined __need_system_sys_stat_h
+/* Special invocation convention.  */
+
+#@INCLUDE_NEXT@ @NEXT_SYS_STAT_H@
+
+#else
+/* Normal invocation convention.  */
+
+#ifndef _GL_SYS_STAT_H
+
+/* Get nlink_t.  */
+#include <sys/types.h>
+
+/* Get struct timespec.  */
+#include <time.h>
+
+/* The include_next requires a split double-inclusion guard.  */
+#@INCLUDE_NEXT@ @NEXT_SYS_STAT_H@
+
+#ifndef _GL_SYS_STAT_H
+#define _GL_SYS_STAT_H
+
+/* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */
+
+/* The definition of _GL_ARG_NONNULL is copied here.  */
+
+/* The definition of _GL_WARN_ON_USE is copied here.  */
+
+/* Before doing "#define mkdir rpl_mkdir" below, we need to include all
+   headers that may declare mkdir().  */
+#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+# include <io.h>     /* mingw32, mingw64 */
+# include <direct.h> /* mingw64 */
+#endif
+
+#ifndef S_IFMT
+# define S_IFMT 0170000
+#endif
+
+#if STAT_MACROS_BROKEN
+# undef S_ISBLK
+# undef S_ISCHR
+# undef S_ISDIR
+# undef S_ISFIFO
+# undef S_ISLNK
+# undef S_ISNAM
+# undef S_ISMPB
+# undef S_ISMPC
+# undef S_ISNWK
+# undef S_ISREG
+# undef S_ISSOCK
+#endif
+
+#ifndef S_ISBLK
+# ifdef S_IFBLK
+#  define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
+# else
+#  define S_ISBLK(m) 0
+# endif
+#endif
+
+#ifndef S_ISCHR
+# ifdef S_IFCHR
+#  define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
+# else
+#  define S_ISCHR(m) 0
+# endif
+#endif
+
+#ifndef S_ISDIR
+# ifdef S_IFDIR
+#  define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
+# else
+#  define S_ISDIR(m) 0
+# endif
+#endif
+
+#ifndef S_ISDOOR /* Solaris 2.5 and up */
+# define S_ISDOOR(m) 0
+#endif
+
+#ifndef S_ISFIFO
+# ifdef S_IFIFO
+#  define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
+# else
+#  define S_ISFIFO(m) 0
+# endif
+#endif
+
+#ifndef S_ISLNK
+# ifdef S_IFLNK
+#  define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
+# else
+#  define S_ISLNK(m) 0
+# endif
+#endif
+
+#ifndef S_ISMPB /* V7 */
+# ifdef S_IFMPB
+#  define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
+#  define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
+# else
+#  define S_ISMPB(m) 0
+#  define S_ISMPC(m) 0
+# endif
+#endif
+
+#ifndef S_ISNAM /* Xenix */
+# ifdef S_IFNAM
+#  define S_ISNAM(m) (((m) & S_IFMT) == S_IFNAM)
+# else
+#  define S_ISNAM(m) 0
+# endif
+#endif
+
+#ifndef S_ISNWK /* HP/UX */
+# ifdef S_IFNWK
+#  define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
+# else
+#  define S_ISNWK(m) 0
+# endif
+#endif
+
+#ifndef S_ISPORT /* Solaris 10 and up */
+# define S_ISPORT(m) 0
+#endif
+
+#ifndef S_ISREG
+# ifdef S_IFREG
+#  define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
+# else
+#  define S_ISREG(m) 0
+# endif
+#endif
+
+#ifndef S_ISSOCK
+# ifdef S_IFSOCK
+#  define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
+# else
+#  define S_ISSOCK(m) 0
+# endif
+#endif
+
+
+#ifndef S_TYPEISMQ
+# define S_TYPEISMQ(p) 0
+#endif
+
+#ifndef S_TYPEISTMO
+# define S_TYPEISTMO(p) 0
+#endif
+
+
+#ifndef S_TYPEISSEM
+# ifdef S_INSEM
+#  define S_TYPEISSEM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSEM)
+# else
+#  define S_TYPEISSEM(p) 0
+# endif
+#endif
+
+#ifndef S_TYPEISSHM
+# ifdef S_INSHD
+#  define S_TYPEISSHM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSHD)
+# else
+#  define S_TYPEISSHM(p) 0
+# endif
+#endif
+
+/* high performance ("contiguous data") */
+#ifndef S_ISCTG
+# define S_ISCTG(p) 0
+#endif
+
+/* Cray DMF (data migration facility): off line, with data  */
+#ifndef S_ISOFD
+# define S_ISOFD(p) 0
+#endif
+
+/* Cray DMF (data migration facility): off line, with no data  */
+#ifndef S_ISOFL
+# define S_ISOFL(p) 0
+#endif
+
+/* 4.4BSD whiteout */
+#ifndef S_ISWHT
+# define S_ISWHT(m) 0
+#endif
+
+/* If any of the following are undefined,
+   define them to their de facto standard values.  */
+#if !S_ISUID
+# define S_ISUID 04000
+#endif
+#if !S_ISGID
+# define S_ISGID 02000
+#endif
+
+/* S_ISVTX is a common extension to POSIX.  */
+#ifndef S_ISVTX
+# define S_ISVTX 01000
+#endif
+
+#if !S_IRUSR && S_IREAD
+# define S_IRUSR S_IREAD
+#endif
+#if !S_IRUSR
+# define S_IRUSR 00400
+#endif
+#if !S_IRGRP
+# define S_IRGRP (S_IRUSR >> 3)
+#endif
+#if !S_IROTH
+# define S_IROTH (S_IRUSR >> 6)
+#endif
+
+#if !S_IWUSR && S_IWRITE
+# define S_IWUSR S_IWRITE
+#endif
+#if !S_IWUSR
+# define S_IWUSR 00200
+#endif
+#if !S_IWGRP
+# define S_IWGRP (S_IWUSR >> 3)
+#endif
+#if !S_IWOTH
+# define S_IWOTH (S_IWUSR >> 6)
+#endif
+
+#if !S_IXUSR && S_IEXEC
+# define S_IXUSR S_IEXEC
+#endif
+#if !S_IXUSR
+# define S_IXUSR 00100
+#endif
+#if !S_IXGRP
+# define S_IXGRP (S_IXUSR >> 3)
+#endif
+#if !S_IXOTH
+# define S_IXOTH (S_IXUSR >> 6)
+#endif
+
+#if !S_IRWXU
+# define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
+#endif
+#if !S_IRWXG
+# define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
+#endif
+#if !S_IRWXO
+# define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
+#endif
+
+/* S_IXUGO is a common extension to POSIX.  */
+#if !S_IXUGO
+# define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH)
+#endif
+
+#ifndef S_IRWXUGO
+# define S_IRWXUGO (S_IRWXU | S_IRWXG | S_IRWXO)
+#endif
+
+/* Macros for futimens and utimensat.  */
+#ifndef UTIME_NOW
+# define UTIME_NOW (-1)
+# define UTIME_OMIT (-2)
+#endif
+
+
+#if @GNULIB_FCHMODAT@
+# if !@HAVE_FCHMODAT@
+_GL_FUNCDECL_SYS (fchmodat, int,
+                  (int fd, char const *file, mode_t mode, int flag)
+                  _GL_ARG_NONNULL ((2)));
+# endif
+_GL_CXXALIAS_SYS (fchmodat, int,
+                  (int fd, char const *file, mode_t mode, int flag));
+_GL_CXXALIASWARN (fchmodat);
+#elif defined GNULIB_POSIXCHECK
+# undef fchmodat
+# if HAVE_RAW_DECL_FCHMODAT
+_GL_WARN_ON_USE (fchmodat, "fchmodat is not portable - "
+                 "use gnulib module openat for portability");
+# endif
+#endif
+
+
+#if @REPLACE_FSTAT@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#  define fstat rpl_fstat
+# endif
+_GL_FUNCDECL_RPL (fstat, int, (int fd, struct stat *buf) _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (fstat, int, (int fd, struct stat *buf));
+#else
+_GL_CXXALIAS_SYS (fstat, int, (int fd, struct stat *buf));
+#endif
+_GL_CXXALIASWARN (fstat);
+
+
+#if @GNULIB_FSTATAT@
+# if @REPLACE_FSTATAT@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fstatat
+#   define fstatat rpl_fstatat
+#  endif
+_GL_FUNCDECL_RPL (fstatat, int,
+                  (int fd, char const *name, struct stat *st, int flags)
+                  _GL_ARG_NONNULL ((2, 3)));
+_GL_CXXALIAS_RPL (fstatat, int,
+                  (int fd, char const *name, struct stat *st, int flags));
+# else
+#  if !@HAVE_FSTATAT@
+_GL_FUNCDECL_SYS (fstatat, int,
+                  (int fd, char const *name, struct stat *st, int flags)
+                  _GL_ARG_NONNULL ((2, 3)));
+#  endif
+_GL_CXXALIAS_SYS (fstatat, int,
+                  (int fd, char const *name, struct stat *st, int flags));
+# endif
+_GL_CXXALIASWARN (fstatat);
+#elif defined GNULIB_POSIXCHECK
+# undef fstatat
+# if HAVE_RAW_DECL_FSTATAT
+_GL_WARN_ON_USE (fstatat, "fstatat is not portable - "
+                 "use gnulib module openat for portability");
+# endif
+#endif
+
+
+#if @GNULIB_FUTIMENS@
+# if @REPLACE_FUTIMENS@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef futimens
+#   define futimens rpl_futimens
+#  endif
+_GL_FUNCDECL_RPL (futimens, int, (int fd, struct timespec const times[2]));
+_GL_CXXALIAS_RPL (futimens, int, (int fd, struct timespec const times[2]));
+# else
+#  if !@HAVE_FUTIMENS@
+_GL_FUNCDECL_SYS (futimens, int, (int fd, struct timespec const times[2]));
+#  endif
+_GL_CXXALIAS_SYS (futimens, int, (int fd, struct timespec const times[2]));
+# endif
+_GL_CXXALIASWARN (futimens);
+#elif defined GNULIB_POSIXCHECK
+# undef futimens
+# if HAVE_RAW_DECL_FUTIMENS
+_GL_WARN_ON_USE (futimens, "futimens is not portable - "
+                 "use gnulib module futimens for portability");
+# endif
+#endif
+
+
+#if @GNULIB_LCHMOD@
+/* Change the mode of FILENAME to MODE, without dereferencing it if FILENAME
+   denotes a symbolic link.  */
+# if !@HAVE_LCHMOD@
+/* The lchmod replacement follows symbolic links.  Callers should take
+   this into account; lchmod should be applied only to arguments that
+   are known to not be symbolic links.  On hosts that lack lchmod,
+   this can lead to race conditions between the check and the
+   invocation of lchmod, but we know of no workarounds that are
+   reliable in general.  You might try requesting support for lchmod
+   from your operating system supplier.  */
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define lchmod chmod
+#  endif
+/* Need to cast, because on mingw, the second parameter of chmod is
+                                                int mode.  */
+_GL_CXXALIAS_RPL_CAST_1 (lchmod, chmod, int,
+                         (const char *filename, mode_t mode));
+# else
+#  if 0 /* assume already declared */
+_GL_FUNCDECL_SYS (lchmod, int, (const char *filename, mode_t mode)
+                               _GL_ARG_NONNULL ((1)));
+#  endif
+_GL_CXXALIAS_SYS (lchmod, int, (const char *filename, mode_t mode));
+# endif
+# if @HAVE_LCHMOD@
+_GL_CXXALIASWARN (lchmod);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef lchmod
+# if HAVE_RAW_DECL_LCHMOD
+_GL_WARN_ON_USE (lchmod, "lchmod is unportable - "
+                 "use gnulib module lchmod for portability");
+# endif
+#endif
+
+
+#if @GNULIB_LSTAT@
+# if ! @HAVE_LSTAT@
+/* mingw does not support symlinks, therefore it does not have lstat.  But
+   without links, stat does just fine.  */
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define lstat stat
+#  endif
+_GL_CXXALIAS_RPL_1 (lstat, stat, int, (const char *name, struct stat *buf));
+# elif @REPLACE_LSTAT@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef lstat
+#   define lstat rpl_lstat
+#  endif
+_GL_FUNCDECL_RPL (lstat, int, (const char *name, struct stat *buf)
+                              _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (lstat, int, (const char *name, struct stat *buf));
+# else
+_GL_CXXALIAS_SYS (lstat, int, (const char *name, struct stat *buf));
+# endif
+# if @HAVE_LSTAT@
+_GL_CXXALIASWARN (lstat);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef lstat
+# if HAVE_RAW_DECL_LSTAT
+_GL_WARN_ON_USE (lstat, "lstat is unportable - "
+                 "use gnulib module lstat for portability");
+# endif
+#endif
+
+
+#if @REPLACE_MKDIR@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#  undef mkdir
+#  define mkdir rpl_mkdir
+# endif
+_GL_FUNCDECL_RPL (mkdir, int, (char const *name, mode_t mode)
+                              _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode));
+#else
+/* mingw's _mkdir() function has 1 argument, but we pass 2 arguments.
+   Additionally, it declares _mkdir (and depending on compile flags, an
+   alias mkdir), only in the nonstandard includes <direct.h> and <io.h>,
+   which are included above.  */
+# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+
+#  if !GNULIB_defined_rpl_mkdir
+static inline int
+rpl_mkdir (char const *name, mode_t mode)
+{
+  return _mkdir (name);
+}
+#   define GNULIB_defined_rpl_mkdir 1
+#  endif
+
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define mkdir rpl_mkdir
+#  endif
+_GL_CXXALIAS_RPL (mkdir, int, (char const *name, mode_t mode));
+# else
+_GL_CXXALIAS_SYS (mkdir, int, (char const *name, mode_t mode));
+# endif
+#endif
+_GL_CXXALIASWARN (mkdir);
+
+
+#if @GNULIB_MKDIRAT@
+# if !@HAVE_MKDIRAT@
+_GL_FUNCDECL_SYS (mkdirat, int, (int fd, char const *file, mode_t mode)
+                                _GL_ARG_NONNULL ((2)));
+# endif
+_GL_CXXALIAS_SYS (mkdirat, int, (int fd, char const *file, mode_t mode));
+_GL_CXXALIASWARN (mkdirat);
+#elif defined GNULIB_POSIXCHECK
+# undef mkdirat
+# if HAVE_RAW_DECL_MKDIRAT
+_GL_WARN_ON_USE (mkdirat, "mkdirat is not portable - "
+                 "use gnulib module openat for portability");
+# endif
+#endif
+
+
+#if @GNULIB_MKFIFO@
+# if @REPLACE_MKFIFO@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef mkfifo
+#   define mkfifo rpl_mkfifo
+#  endif
+_GL_FUNCDECL_RPL (mkfifo, int, (char const *file, mode_t mode)
+                               _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (mkfifo, int, (char const *file, mode_t mode));
+# else
+#  if !@HAVE_MKFIFO@
+_GL_FUNCDECL_SYS (mkfifo, int, (char const *file, mode_t mode)
+                               _GL_ARG_NONNULL ((1)));
+#  endif
+_GL_CXXALIAS_SYS (mkfifo, int, (char const *file, mode_t mode));
+# endif
+_GL_CXXALIASWARN (mkfifo);
+#elif defined GNULIB_POSIXCHECK
+# undef mkfifo
+# if HAVE_RAW_DECL_MKFIFO
+_GL_WARN_ON_USE (mkfifo, "mkfifo is not portable - "
+                 "use gnulib module mkfifo for portability");
+# endif
+#endif
+
+
+#if @GNULIB_MKFIFOAT@
+# if !@HAVE_MKFIFOAT@
+_GL_FUNCDECL_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode)
+                                 _GL_ARG_NONNULL ((2)));
+# endif
+_GL_CXXALIAS_SYS (mkfifoat, int, (int fd, char const *file, mode_t mode));
+_GL_CXXALIASWARN (mkfifoat);
+#elif defined GNULIB_POSIXCHECK
+# undef mkfifoat
+# if HAVE_RAW_DECL_MKFIFOAT
+_GL_WARN_ON_USE (mkfifoat, "mkfifoat is not portable - "
+                 "use gnulib module mkfifoat for portability");
+# endif
+#endif
+
+
+#if @GNULIB_MKNOD@
+# if @REPLACE_MKNOD@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef mknod
+#   define mknod rpl_mknod
+#  endif
+_GL_FUNCDECL_RPL (mknod, int, (char const *file, mode_t mode, dev_t dev)
+                              _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (mknod, int, (char const *file, mode_t mode, dev_t dev));
+# else
+#  if !@HAVE_MKNOD@
+_GL_FUNCDECL_SYS (mknod, int, (char const *file, mode_t mode, dev_t dev)
+                              _GL_ARG_NONNULL ((1)));
+#  endif
+/* Need to cast, because on OSF/1 5.1, the third parameter is '...'.  */
+_GL_CXXALIAS_SYS_CAST (mknod, int, (char const *file, mode_t mode, dev_t dev));
+# endif
+_GL_CXXALIASWARN (mknod);
+#elif defined GNULIB_POSIXCHECK
+# undef mknod
+# if HAVE_RAW_DECL_MKNOD
+_GL_WARN_ON_USE (mknod, "mknod is not portable - "
+                 "use gnulib module mknod for portability");
+# endif
+#endif
+
+
+#if @GNULIB_MKNODAT@
+# if !@HAVE_MKNODAT@
+_GL_FUNCDECL_SYS (mknodat, int,
+                  (int fd, char const *file, mode_t mode, dev_t dev)
+                  _GL_ARG_NONNULL ((2)));
+# endif
+_GL_CXXALIAS_SYS (mknodat, int,
+                  (int fd, char const *file, mode_t mode, dev_t dev));
+_GL_CXXALIASWARN (mknodat);
+#elif defined GNULIB_POSIXCHECK
+# undef mknodat
+# if HAVE_RAW_DECL_MKNODAT
+_GL_WARN_ON_USE (mknodat, "mknodat is not portable - "
+                 "use gnulib module mkfifoat for portability");
+# endif
+#endif
+
+
+#if @GNULIB_STAT@
+# if @REPLACE_STAT@
+/* We can't use the object-like #define stat rpl_stat, because of
+   struct stat.  This means that rpl_stat will not be used if the user
+   does (stat)(a,b).  Oh well.  */
+#  undef stat
+#  ifdef _LARGE_FILES
+    /* With _LARGE_FILES defined, AIX (only) defines stat to stat64,
+       so we have to replace stat64() instead of stat(). */
+#   define stat stat64
+#   undef stat64
+#   define stat64(name, st) rpl_stat (name, st)
+#  else /* !_LARGE_FILES */
+#   define stat(name, st) rpl_stat (name, st)
+#  endif /* !_LARGE_FILES */
+_GL_EXTERN_C int stat (const char *name, struct stat *buf)
+                      _GL_ARG_NONNULL ((1, 2));
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef stat
+# if HAVE_RAW_DECL_STAT
+_GL_WARN_ON_USE (stat, "stat is unportable - "
+                 "use gnulib module stat for portability");
+# endif
+#endif
+
+
+#if @GNULIB_UTIMENSAT@
+# if @REPLACE_UTIMENSAT@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef utimensat
+#   define utimensat rpl_utimensat
+#  endif
+_GL_FUNCDECL_RPL (utimensat, int, (int fd, char const *name,
+                                   struct timespec const times[2], int flag)
+                                  _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (utimensat, int, (int fd, char const *name,
+                                   struct timespec const times[2], int flag));
+# else
+#  if !@HAVE_UTIMENSAT@
+_GL_FUNCDECL_SYS (utimensat, int, (int fd, char const *name,
+                                   struct timespec const times[2], int flag)
+                                  _GL_ARG_NONNULL ((2)));
+#  endif
+_GL_CXXALIAS_SYS (utimensat, int, (int fd, char const *name,
+                                   struct timespec const times[2], int flag));
+# endif
+_GL_CXXALIASWARN (utimensat);
+#elif defined GNULIB_POSIXCHECK
+# undef utimensat
+# if HAVE_RAW_DECL_UTIMENSAT
+_GL_WARN_ON_USE (utimensat, "utimensat is not portable - "
+                 "use gnulib module utimensat for portability");
+# endif
+#endif
+
+
+#endif /* _GL_SYS_STAT_H */
+#endif /* _GL_SYS_STAT_H */
+#endif