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# serial 11
dnl From Jim Meyering.
dnl
dnl Check whether struct dirent has a member named d_ino.
dnl
# Copyright (C) 1997, 1999-2001, 2003-2004, 2006-2007, 2009-2010 Free Software
# Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_CHECK_TYPE_STRUCT_DIRENT_D_INO],
[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 struct dirent has a member d_ino that actually works.])
fi
]
)
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