summaryrefslogtreecommitdiffstats
path: root/m4/readdir.m4
blob: 81337e2ffa25bb3a91a558bbf7fdf57a81b9c0b8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
# readdir.m4 serial 2
dnl Copyright (C) 2011-2023 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.

AC_DEFUN([gl_FUNC_READDIR],
[
  AC_REQUIRE([gl_DIRENT_H_DEFAULTS])

  AC_CHECK_FUNCS([readdir])
  if test $ac_cv_func_readdir = no; then
    HAVE_READDIR=0
  else
    dnl Replace readdir() on native Windows, to support fdopendir().
    AC_REQUIRE([gl_DIRENT_DIR])
    if test $DIR_HAS_FD_MEMBER = 0; then
      REPLACE_READDIR=1
    fi
  fi
])