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76 lines
2.3 KiB
Plaintext
76 lines
2.3 KiB
Plaintext
#serial 9
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dnl Misc lib-related macros for coreutils.
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# Copyright (C) 1993, 1994, 1995, 1996, 1997, 2000, 2001, 2003, 2004,
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# 2005 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# Written by Jim Meyering.
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AC_DEFUN([cu_LIB_CHECK],
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[
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# Check for libypsec.a on Dolphin M88K machines.
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AC_CHECK_LIB(ypsec, main)
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# m88k running dgux 5.4 needs this
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AC_CHECK_LIB(ldgc, main)
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# Some programs need to link with -lm. printf does if it uses
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# lib/strtod.c which uses pow. And seq uses the math functions,
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# floor, modf, rint.
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# Check for these math functions used by seq.
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AC_SUBST([SEQ_LIBM])
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cu_saved_libs=$LIBS
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AC_SEARCH_LIBS([floor], [m])
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AC_SEARCH_LIBS([modf], [m])
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AC_SEARCH_LIBS([rint], [m])
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AC_CHECK_FUNCS([floor modf rint])
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test "X$LIBS" = "X$cu_saved_libs" || SEQ_LIBM=-lm
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LIBS=$cu_saved_libs
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# The -lsun library is required for YP support on Irix-4.0.5 systems.
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# m88k/svr3 DolphinOS systems using YP need -lypsec for id.
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AC_SEARCH_LIBS(yp_match, [sun ypsec])
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# SysV needs -lsec, older versions of Linux need -lshadow for
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# shadow passwords. UnixWare 7 needs -lgen.
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AC_SEARCH_LIBS(getspnam, [shadow sec gen])
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AC_CHECK_HEADERS(shadow.h)
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# Requirements for su.c.
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shadow_includes="\
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$ac_includes_default
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#if HAVE_SHADOW_H
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# include <shadow.h>
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#endif
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"
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AC_CHECK_MEMBERS([struct spwd.sp_pwdp],,,[$shadow_includes])
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AC_CHECK_FUNCS(getspnam)
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# SCO-ODT-3.0 is reported to need -lufc for crypt.
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# NetBSD needs -lcrypt for crypt.
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cu_saved_libs="$LIBS"
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AC_SEARCH_LIBS(crypt, [ufc crypt],
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[test "$ac_cv_search_crypt" = "none required" ||
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LIB_CRYPT="$ac_cv_search_crypt"])
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LIBS="$cu_saved_libs"
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AC_SUBST(LIB_CRYPT)
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])
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