summaryrefslogtreecommitdiff
path: root/m4/alphasort.m4
blob: 8e5d1123d90c248ed5480d8dbe9e1f2457dd68ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
# alphasort.m4 serial 2
dnl Copyright (C) 2009-2017 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_ALPHASORT],
[
  AC_REQUIRE([gl_DIRENT_H_DEFAULTS])

  dnl Persuade glibc and Solaris <dirent.h> to declare alphasort().
  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])

  AC_CHECK_FUNCS([alphasort])
  if test $ac_cv_func_alphasort = no; then
    HAVE_ALPHASORT=0
  fi
])

# Prerequisites of lib/alphasort.c.
AC_DEFUN([gl_PREREQ_ALPHASORT], [:])