1# closedir.m4 serial 5 2dnl Copyright (C) 2011-2016 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7AC_DEFUN([gl_FUNC_CLOSEDIR], 8[ 9 AC_REQUIRE([gl_DIRENT_H_DEFAULTS]) 10 11 AC_CHECK_FUNCS([closedir]) 12 if test $ac_cv_func_closedir = no; then 13 HAVE_CLOSEDIR=0 14 fi 15 dnl Replace closedir() for supporting the gnulib-defined fchdir() function, 16 dnl to keep fchdir's bookkeeping up-to-date. 17 m4_ifdef([gl_FUNC_FCHDIR], [ 18 gl_TEST_FCHDIR 19 if test $HAVE_FCHDIR = 0; then 20 if test $HAVE_CLOSEDIR = 1; then 21 REPLACE_CLOSEDIR=1 22 fi 23 fi 24 ]) 25 dnl Replace closedir() for supporting the gnulib-defined dirfd() function. 26 case $host_os,$HAVE_CLOSEDIR in 27 os2*,1) 28 REPLACE_CLOSEDIR=1;; 29 esac 30]) 31