3 dnl Misc lib-related macros for coreutils.
5 # Copyright (C) 1993-1997, 2000-2001, 2003-2006, 2008-2009
6 # Free Software Foundation, Inc.
8 # This program is free software: you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation, either version 3 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 # Written by Jim Meyering.
23 AC_DEFUN([cu_LIB_CHECK],
26 # Check for libypsec.a on Dolphin M88K machines.
27 AC_CHECK_LIB([ypsec], [main])
29 # m88k running dgux 5.4 needs this
30 AC_CHECK_LIB([ldgc], [main])
32 # The -lsun library is required for YP support on Irix-4.0.5 systems.
33 # m88k/svr3 DolphinOS systems using YP need -lypsec for id.
34 AC_SEARCH_LIBS([yp_match], [sun ypsec])
36 # SysV needs -lsec, older versions of Linux need -lshadow for
37 # shadow passwords. UnixWare 7 needs -lgen.
38 AC_SEARCH_LIBS([getspnam], [shadow sec gen])
40 AC_CHECK_HEADERS([shadow.h])
42 # Requirements for su.c.
49 AC_CHECK_MEMBERS([struct spwd.sp_pwdp],,,[$shadow_includes])
50 AC_CHECK_FUNCS([getspnam])
52 # SCO-ODT-3.0 is reported to need -lufc for crypt.
53 # NetBSD needs -lcrypt for crypt.
55 AC_SEARCH_LIBS([crypt], [ufc crypt],
56 [test "$ac_cv_search_crypt" = "none required" ||
57 LIB_CRYPT="$ac_cv_search_crypt"])