Import upstream version 1.27

[debian/tar] / m4 / dirent_h.m4

diff --git a/m4/dirent_h.m4 b/m4/dirent_h.m4
index 853ac7dad4aae8d1d98a9cf1d5475bfc7c519dfa..54c1663431478f058807ecef422d610ae5dad8d0 100644 (file)
--- a/m4/dirent_h.m4
+++ b/m4/dirent_h.m4
@@ -1,5 +1,5 @@
-# dirent_h.m4 serial 13
-dnl Copyright (C) 2008-2011 Free Software Foundation, Inc.
+# dirent_h.m4 serial 16
+dnl Copyright (C) 2008-2013 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -14,18 +14,17 @@ AC_DEFUN([gl_DIRENT_H],
 
   dnl <dirent.h> is always overridden, because of GNULIB_POSIXCHECK.
   gl_CHECK_NEXT_HEADERS([dirent.h])
+  if test $ac_cv_header_dirent_h = yes; then
+    HAVE_DIRENT_H=1
+  else
+    HAVE_DIRENT_H=0
+  fi
+  AC_SUBST([HAVE_DIRENT_H])
 
   dnl Check for declarations of anything we want to poison if the
   dnl corresponding gnulib module is not in use.
   gl_WARN_ON_USE_PREPARE([[#include <dirent.h>
-    ]], [alphasort dirfd fdopendir scandir])
-])
-
-dnl Unconditionally enables the replacement of <dirent.h>.
-AC_DEFUN([gl_REPLACE_DIRENT_H],
-[
-  dnl This is a no-op, because <dirent.h> is always overridden.
-  :
+    ]], [alphasort closedir dirfd fdopendir opendir readdir rewinddir scandir])
 ])
 
 AC_DEFUN([gl_DIRENT_MODULE_INDICATOR],
@@ -40,18 +39,26 @@ AC_DEFUN([gl_DIRENT_MODULE_INDICATOR],
 AC_DEFUN([gl_DIRENT_H_DEFAULTS],
 [
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) dnl for REPLACE_FCHDIR
+  GNULIB_OPENDIR=0;     AC_SUBST([GNULIB_OPENDIR])
+  GNULIB_READDIR=0;     AC_SUBST([GNULIB_READDIR])
+  GNULIB_REWINDDIR=0;   AC_SUBST([GNULIB_REWINDDIR])
+  GNULIB_CLOSEDIR=0;    AC_SUBST([GNULIB_CLOSEDIR])
   GNULIB_DIRFD=0;       AC_SUBST([GNULIB_DIRFD])
   GNULIB_FDOPENDIR=0;   AC_SUBST([GNULIB_FDOPENDIR])
   GNULIB_SCANDIR=0;     AC_SUBST([GNULIB_SCANDIR])
   GNULIB_ALPHASORT=0;   AC_SUBST([GNULIB_ALPHASORT])
   dnl Assume proper GNU behavior unless another module says otherwise.
+  HAVE_OPENDIR=1;       AC_SUBST([HAVE_OPENDIR])
+  HAVE_READDIR=1;       AC_SUBST([HAVE_READDIR])
+  HAVE_REWINDDIR=1;     AC_SUBST([HAVE_REWINDDIR])
+  HAVE_CLOSEDIR=1;      AC_SUBST([HAVE_CLOSEDIR])
   HAVE_DECL_DIRFD=1;    AC_SUBST([HAVE_DECL_DIRFD])
   HAVE_DECL_FDOPENDIR=1;AC_SUBST([HAVE_DECL_FDOPENDIR])
   HAVE_FDOPENDIR=1;     AC_SUBST([HAVE_FDOPENDIR])
   HAVE_SCANDIR=1;       AC_SUBST([HAVE_SCANDIR])
   HAVE_ALPHASORT=1;     AC_SUBST([HAVE_ALPHASORT])
+  REPLACE_OPENDIR=0;    AC_SUBST([REPLACE_OPENDIR])
   REPLACE_CLOSEDIR=0;   AC_SUBST([REPLACE_CLOSEDIR])
   REPLACE_DIRFD=0;      AC_SUBST([REPLACE_DIRFD])
   REPLACE_FDOPENDIR=0;  AC_SUBST([REPLACE_FDOPENDIR])
-  REPLACE_OPENDIR=0;    AC_SUBST([REPLACE_OPENDIR])
 ])