-#serial 8
+#serial 10
dnl From Jim Meyering.
dnl
dnl Check whether struct dirent has a member named d_ino.
dnl
-# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2006 Free Software
+# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2006, 2007 Free Software
# Foundation, Inc.
# This file is free software; the Free Software Foundation
# with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_CHECK_TYPE_STRUCT_DIRENT_D_INO],
- [AC_CHECK_HEADERS_ONCE([dirent.h])dnl
- AC_CACHE_CHECK([for d_ino member in directory struct],
- jm_cv_struct_dirent_d_ino,
- [AC_TRY_LINK(dnl
- [
-#include <sys/types.h>
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#else
-# define dirent direct
-# include <ndir.h>
-#endif
- ],
- [struct dirent dp; dp.d_ino = 0;],
-
- jm_cv_struct_dirent_d_ino=yes,
- jm_cv_struct_dirent_d_ino=no)
- ]
- )
- if test $jm_cv_struct_dirent_d_ino = yes; then
+ [AC_CACHE_CHECK([for d_ino member in directory struct],
+ gl_cv_struct_dirent_d_ino,
+ [AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <sys/types.h>
+ #include <sys/stat.h>
+ #include <dirent.h>
+ ]],
+ [[DIR *dp = opendir (".");
+ struct dirent *e;
+ struct stat st;
+ if (! dp)
+ return 1;
+ e = readdir (dp);
+ return ! (e
+ && stat (e->d_name, &st) == 0
+ && e->d_ino == st.st_ino);]])],
+ [gl_cv_struct_dirent_d_ino=yes],
+ [gl_cv_struct_dirent_d_ino=no],
+ [gl_cv_struct_dirent_d_ino=no])])
+ if test $gl_cv_struct_dirent_d_ino = yes; then
AC_DEFINE(D_INO_IN_DIRENT, 1,
- [Define if there is a member named d_ino in the struct describing
- directory headers.])
+ [Define if struct dirent has a member d_ino that actually works.])
fi
]
)