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source: trunk/aclocal.m4@ 19

Last change on this file since 19 was 18, checked in by rainer, 19 years ago
Optimized version of tiger algorithm, and basic ingredients for unit testing (part 2)
File size: 43.5 KB

Rev	Line
[1]	1	dnl aclocal.m4 generated automatically by aclocal 1.3
	2
	3	dnl Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
	4	dnl This Makefile.in is free software; the Free Software Foundation
	5	dnl gives unlimited permission to copy and/or distribute it,
	6	dnl with or without modifications, as long as this notice is preserved.
	7
	8	dnl This program is distributed in the hope that it will be useful,
	9	dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
	10	dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
	11	dnl PARTICULAR PURPOSE.
	12
	13	# Do all the work for Automake. This macro actually does too much --
	14	# some checks are only needed if your package does certain things.
	15	# But this isn't really a big deal.
	16
	17	# serial 1
	18
	19
	20	# serial 1
	21
	22	#
	23	# Check to make sure that the build environment is sane.
	24	#
	25	AC_DEFUN([AM_INIT_AUTOMAKE],
	26	[
	27	AC_REQUIRE([AM_PROG_INSTALL])
	28	PACKAGE=[$1]
	29	AC_SUBST(PACKAGE)
	30	VERSION=[$2]
	31	AC_SUBST(VERSION)
	32	dnl test to see if srcdir already configured
	33	if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
	34	AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
	35	fi
	36	ifelse([$3],,
	37	AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
	38	AC_DEFINE_UNQUOTED(VERSION, "$VERSION"))
	39	AC_REQUIRE([AC_PROG_MAKE_SET])])
	40
	41
	42	# serial 1
	43
	44	# @defmac AC_PROG_CC_STDC
	45	# @maindex PROG_CC_STDC
	46	# @ovindex CC
	47	# If the C compiler in not in ANSI C mode by default, try to add an option
	48	# to output variable @code{CC} to make it so. This macro tries various
	49	# options that select ANSI C on some system or another. It considers the
	50	# compiler to be in ANSI C mode if it handles function prototypes correctly.
	51	#
	52	# If you use this macro, you should check after calling it whether the C
	53	# compiler has been set to accept ANSI C; if not, the shell variable
	54	# @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source
	55	# code in ANSI C, you can make an un-ANSIfied copy of it by using the
	56	# program @code{ansi2knr}, which comes with Ghostscript.
	57	# @end defmac
	58
	59	AC_DEFUN([AM_PROG_CC_STDC],
	60	[AC_REQUIRE([AC_PROG_CC])
	61	AC_BEFORE([$0], [AC_C_INLINE])
	62	AC_BEFORE([$0], [AC_C_CONST])
	63	dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require
	64	dnl a magic option to avoid problems with ANSI preprocessor commands
	65	dnl like #elif.
	66	dnl FIXME: can't do this because then AC_AIX won't work due to a
	67	dnl circular dependency.
	68	dnl AC_BEFORE([$0], [AC_PROG_CPP])
	69	AC_MSG_CHECKING(for ${CC-cc} option to accept ANSI C)
	70	AC_CACHE_VAL(am_cv_prog_cc_stdc,
	71	[am_cv_prog_cc_stdc=no
	72	ac_save_CC="$CC"
	73	# Don't try gcc -ansi; that turns off useful extensions and
	74	# breaks some systems' header files.
	75	# AIX -qlanglvl=ansi
	76	# Ultrix and OSF/1 -std1
	77	# HP-UX -Aa -D_HPUX_SOURCE
	78	# SVR4 -Xc -D__EXTENSIONS__
	79	for ac_arg in "" -qlanglvl=ansi -std1 "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
	80	do
	81	CC="$ac_save_CC $ac_arg"
	82	AC_TRY_COMPILE(
	83	[#include <stdarg.h>
	84	#include <stdio.h>
	85	#include <sys/types.h>
	86	#include <sys/stat.h>
	87	/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
	88	struct buf { int x; };
	89	FILE * (rcsopen) (struct buf , struct stat *, int);
	90	static char *e (p, i)
	91	char **p;
	92	int i;
	93	{
	94	return p[i];
	95	}
	96	static char f (char (g) (char , int), char *p, ...)
	97	{
	98	char *s;
	99	va_list v;
	100	va_start (v,p);
	101	s = g (p, va_arg (v,int));
	102	va_end (v);
	103	return s;
	104	}
	105	int test (int i, double x);
	106	struct s1 {int (*f) (int a);};
	107	struct s2 {int (*f) (double a);};
	108	int pairnames (int, char *, FILE ()(struct buf , struct stat *, int), int, int);
	109	int argc;
	110	char **argv;
	111	], [
	112	return f (e, argv, 0) != argv[0] \|\| f (e, argv, 1) != argv[1];
	113	],
	114	[am_cv_prog_cc_stdc="$ac_arg"; break])
	115	done
	116	CC="$ac_save_CC"
	117	])
	118	if test -z "$am_cv_prog_cc_stdc"; then
	119	AC_MSG_RESULT([none needed])
	120	else
	121	AC_MSG_RESULT($am_cv_prog_cc_stdc)
	122	fi
	123	case "x$am_cv_prog_cc_stdc" in
	124	x\|xno) ;;
	125	*) CC="$CC $am_cv_prog_cc_stdc" ;;
	126	esac
	127	])
	128
	129	# Define a conditional.
	130
	131	AC_DEFUN([AM_CONDITIONAL],
	132	[AC_SUBST($1_TRUE)
	133	AC_SUBST($1_FALSE)
	134	if $2; then
	135	$1_TRUE=
	136	$1_FALSE='#'
	137	else
	138	$1_TRUE='#'
	139	$1_FALSE=
	140	fi])
	141
	142
	143	AC_DEFUN([sh_run_prog],
	144	[if test "$cross_compiling" = "yes"; then
	145	AC_MSG_ERROR([Can not probe non-portable values when cross compiling])
	146	fi
	147	cat > conftest.$ac_ext <<EOF
	148	[#]line __oline__ "configure"
	149	#include "confdefs.h"
	150	ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
	151	extern "C" void exit(int);
	152	#endif
	153	])
	154	[$1]
	155	EOF
	156	if AC_TRY_EVAL(ac_link) && test -s conftest && $2=`(./conftest 2>/dev/null)`
	157	then
	158	dnl Don't remove the temporary files here, so they can be examined.
	159	ifelse([$3], , :, [$3])
	160	else
	161	echo "configure: failed program was:" >&AC_FD_CC
	162	cat conftest.$ac_ext >&AC_FD_CC
	163	ifelse([$4], , , [ rm -fr conftest*
	164	$4
	165	])
	166	fi
	167	rm -fr conftest* ])
	168
	169	dnl fs type number of the proc filing system
	170	AC_DEFUN([sh_procfs_id],
	171	[AC_MSG_CHECKING([f_type of /proc])
	172	AC_CACHE_VAL([sh_cv_proc_fstype],
	173	[sh_run_prog(
	174	changequote(<<, >>)dnl
	175	<<#include <stdio.h>
	176	#ifdef HAVE_STDLIB_H
	177	#include <stdlib.h>
	178	#endif /* HAVE_STDLIB_H */
	179	#ifdef HAVE_UNISTD_H
	180	#include <unistd.h>
	181	#endif /* HAVE_UNISTD_H */
	182	#ifdef HAVE_SYS_VFS_H
	183	#include <sys/vfs.h>
	184	#endif
	185	#ifndef Q
	186	#define __Q(x) #x
	187	#define Q(x) __Q(x)
	188	#endif
	189	int main(void)
	190	{
	191	struct statfs fsbuf;
	192	long ft;
	193	if (statfs("/", &fsbuf)!=0)
	194	exit(1);
	195	ft=fsbuf.f_type;
	196	if (statfs("/proc/1", &fsbuf)!=0)
	197	exit(1);
	198	if (ft!=fsbuf.f_type)
	199	printf("0x%08lx", fsbuf.f_type);
	200	else
	201	puts("statfs useless");
	202	exit(0);
	203	} >>
	204	changequote([, ]), sh_cv_proc_fstype,, sh_cv_proc_fstype="a fatal error occured")])
	205	AC_MSG_RESULT($sh_cv_proc_fstype)
	206	if test "${sh_cv_proc_fstype}" = "a fatal error occured"; then
	207	$1=$2
	208	$4
	209	else if test "${sh_cv_proc_fstype}" = "statfs useless"; then
	210	$1=$2
	211	$4
	212	else
	213	$1=$sh_cv_proc_fstype
	214	$3
	215	fi; fi ])
	216
	217	# Check whether mlock is broken (hpux 10.20 raises a SIGBUS if mlock
	218	# is not called from uid 0 (not tested whether uid 0 works)
	219	dnl AC_CHECK_MLOCK
	220	dnl
	221	define([AC_CHECK_MLOCK],
	222	[ AC_CHECK_FUNCS(mlock)
	223	if test "$ac_cv_func_mlock" = "yes"; then
	224	AC_MSG_CHECKING(whether mlock is broken)
	225	AC_CACHE_VAL(ac_cv_have_broken_mlock,
	226	AC_TRY_RUN([
	227	#include <stdlib.h>
	228	#include <unistd.h>
	229	#include <errno.h>
	230	#include <sys/mman.h>
	231	#include <sys/types.h>
	232	#include <fcntl.h>
	233
	234	int main()
	235	{
	236	char *pool;
	237	int err;
	238	long int pgsize = getpagesize();
	239
	240	pool = malloc( 4096 + pgsize );
	241	if( !pool )
	242	return 2;
	243	pool += (pgsize - ((long int)pool % pgsize));
	244
	245	err = mlock( pool, 4096 );
	246	if( !err \|\| errno == EPERM )
	247	return 0; /* okay */
	248
	249	return 1; /* hmmm */
	250	}
	251
	252	],
	253	ac_cv_have_broken_mlock="no",
	254	ac_cv_have_broken_mlock="yes",
	255	ac_cv_have_broken_mlock="assume-no"
	256	)
	257	)
	258	if test "$ac_cv_have_broken_mlock" = "yes"; then
	259	AC_DEFINE(HAVE_BROKEN_MLOCK)
	260	AC_MSG_RESULT(yes)
	261	else
	262	if test "$ac_cv_have_broken_mlock" = "no"; then
	263	AC_MSG_RESULT(no)
	264	else
	265	AC_MSG_RESULT(assuming no)
	266	fi
	267	fi
	268	fi
	269	])
	270
	271	dnl @synopsis AC_FUNC_VSNPRINTF
	272	dnl
	273	dnl Check whether there is a reasonably sane vsnprintf() function installed.
	274	dnl "Reasonably sane" in this context means never clobbering memory beyond
	275	dnl the buffer supplied, and having a sensible return value. It is
	276	dnl explicitly allowed not to NUL-terminate the return value, however.
	277	dnl
	278	dnl @version $Id: ac_func_vsnprintf.m4,v 1.1 2001/07/26 02:00:21 guidod Exp $
	279	dnl @author Gaute Strokkenes <gs234@cam.ac.uk>
	280	dnl
	281	AC_DEFUN([SL_CHECK_VSNPRINTF],
	282	[AC_CACHE_CHECK(for working vsnprintf,
	283	ac_cv_func_vsnprintf,
	284	[AC_TRY_RUN(
	285	[#include <stdio.h>
	286	#include <stdarg.h>
	287
	288	int
	289	doit(char * s, ...)
	290	{
	291	char buffer[32];
	292	va_list args;
	293	int r;
	294
	295	buffer[5] = 'X';
	296
	297	va_start(args, s);
	298	r = vsnprintf(buffer, 5, s, args);
	299	va_end(args);
	300
	301	/* -1 is pre-C99, 7 is C99. R.W. 17.01.2003 disallow -1 */
	302
	303	if (r != 7)
	304	exit(1);
	305
	306	/* We deliberately do not care if the result is NUL-terminated or
	307	not, since this is easy to work around like this. */
	308
	309	buffer[4] = 0;
	310
	311	/* Simple sanity check. */
	312
	313	if (strcmp(buffer, "1234"))
	314	exit(1);
	315
	316	if (buffer[5] != 'X')
	317	exit(1);
	318
	319	exit(0);
	320	}
	321
	322	int
	323	main(void)
	324	{
	325	doit("1234567");
	326	exit(1);
	327	}], ac_cv_func_vsnprintf=yes, ac_cv_func_vsnprintf=no, ac_cv_func_vsnprintf=no)])
	328	dnl Note that the default is to be pessimistic in the case
	329	dnl of cross compilation.
	330	dnl If you know that the target has a sensible vsnprintf(),
	331	dnl you can get around this
	332	dnl by setting ac_func_vsnprintf to yes, as described in the Autoconf manual.
	333	if test $ac_cv_func_vsnprintf = yes; then
	334	:
	335	else
	336	AC_DEFINE(HAVE_BROKEN_VSNPRINTF, 1,
	337	[Define if you have a broken version of the `vsnprintf' function.])
	338	fi
	339	])# AC_FUNC_VSNPRINTF
	340
	341	dnl SH_CHECK_TYPEDEF(TYPE, HAVE_NAME)
	342	dnl Check whether a typedef exists and create a #define $2 if it exists
	343	dnl
	344	AC_DEFUN([SH_CHECK_TYPEDEF],
	345	[ AC_MSG_CHECKING(for $1 typedef)
	346	sh_cv_typedef_foo=`echo sh_cv_typedef_$1 \| sed -e 's% %_%g'`
	347	AC_CACHE_VAL( $sh_cv_typedef_foo,
	348	[AC_TRY_COMPILE([#include <stdlib.h>
	349	#include <sys/types.h>], [
	350	#undef $1
	351	int a = sizeof($1);
	352	], sh_cv_typedef=yes, sh_cv_typedef=no )])
	353	AC_MSG_RESULT($sh_cv_typedef)
	354	if test "$sh_cv_typedef" = yes; then
	355	AC_DEFINE($2)
	356	sh_$2=yes
	357	else
	358	sh_$2=no
	359	fi
	360	])
	361
	362
	363
	364	dnl **********************
	365	dnl * va_copy checks *
	366	dnl **********************
	367	AC_DEFUN([SL_CHECK_VA_COPY],
	368	[AC_MSG_CHECKING(for va_copy())
	369	AC_CACHE_VAL(sh_cv_va_copy,[
	370	AC_TRY_RUN([
	371	#include <stdarg.h>
	372	void f (int i, ...) {
	373	va_list args1, args2;
	374	va_start (args1, i);
	375	va_copy (args2, args1);
	376	if (va_arg (args2, int) != 42)
	377	exit (1);
	378	if (va_arg (args1, int) != 42)
	379	exit (1);
	380	va_end (args1); va_end (args2);
	381	}
	382	int main() {
	383	f (0, 42);
	384	return 0;
	385	}],
	386	sh_cv_va_copy=yes
	387	,
	388	sh_cv_va_copy=no
	389	,
	390	sh_cv_va_copy=no)
	391	])
	392	AC_MSG_RESULT($sh_cv_va_copy)
	393	AC_MSG_CHECKING(for __va_copy())
	394	AC_CACHE_VAL(sh_cv___va_copy,[
	395	AC_TRY_RUN([
	396	#include <stdarg.h>
	397	void f (int i, ...) {
	398	va_list args1, args2;
	399	va_start (args1, i);
	400	__va_copy (args2, args1);
	401	if (va_arg (args2, int) != 42)
	402	exit (1);
	403	if (va_arg (args1, int) != 42)
	404	exit (1);
	405	va_end (args1); va_end (args2);
	406	}
	407	int main() {
	408	f (0, 42);
	409	return 0;
	410	}],
	411	sh_cv___va_copy=yes
	412	,
	413	sh_cv___va_copy=no
	414	,
	415	sh_cv___va_copy=no)
	416	])
	417	AC_MSG_RESULT($sh_cv___va_copy)
	418	AC_MSG_CHECKING(whether va_lists can be copied by value)
	419	AC_CACHE_VAL(sh_cv_va_val_copy,[
	420	AC_TRY_RUN([
	421	#include <stdarg.h>
	422	void f (int i, ...) {
	423	va_list args1, args2;
	424	va_start (args1, i);
	425	args2 = args1;
	426	if (va_arg (args2, int) != 42)
	427	exit (1);
	428	if (va_arg (args1, int) != 42)
	429	exit (1);
	430	va_end (args1); va_end (args2);
	431	}
	432	int main() {
	433	f (0, 42);
	434	return 0;
	435	}],
	436	sh_cv_va_val_copy=yes
	437	,
	438	sh_cv_va_val_copy=no
	439	,
	440	sh_cv_va_val_copy=no)
	441	])
	442	if test "x$sh_cv_va_copy" = "xyes"; then
	443	AC_DEFINE(VA_COPY, va_copy)
	444	else if test "x$sh_cv___va_copy" = "xyes"; then
	445	AC_DEFINE(VA_COPY, __va_copy)
	446	fi
	447	fi
	448	if test "x$sh_cv_va_val_copy" = "xno"; then
	449	AC_DEFINE(VA_COPY_AS_ARRAY)
	450	fi
	451	AC_MSG_RESULT($sh_cv_va_val_copy)
	452	])
	453
	454
	455	dnl SH_INIT_PARSE_ARGS()
	456	m4_define([SH_INIT_PARSE_ARGS],
	457	[
	458	m4_divert_push([PARSE_ARGS])dnl
	459
	460	as_cr_letters='abcdefghijklmnopqrstuvwxyz'
	461	as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
	462	as_cr_Letters=$as_cr_letters$as_cr_LETTERS
	463	as_cr_digits='0123456789'
	464	as_cr_alnum=$as_cr_Letters$as_cr_digits
	465
	466	# Sed expression to map a string onto a valid CPP name.
	467	as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[[^_$as_cr_alnum]]%_%g"
	468
	469	as_tr_sh="eval sed 'y%*+%pp%;s%[[^_$as_cr_alnum]]%_%g'"
	470	# IFS
	471	# We need space, tab and new line, in precisely that order.
	472	as_nl='
	473	'
	474	IFS=" $as_nl"
	475
	476	# CDPATH.
	477	$as_unset CDPATH \|\| test "${CDPATH+set}" != set \|\| { CDPATH=$PATH_SEPARATOR; export CDPATH; }
	478
	479
	480	# Initialize some variables set by options.
	481	ac_init_help=
	482	ac_init_version=false
	483	# The variables have the same names as the options, with
	484	# dashes changed to underlines.
	485	cache_file=/dev/null
	486	AC_SUBST(exec_prefix, NONE)dnl
	487	no_create=
	488	no_recursion=
	489	AC_SUBST(prefix, NONE)dnl
	490	program_prefix=NONE
	491	program_suffix=NONE
	492	AC_SUBST(program_transform_name, [s,x,x,])dnl
	493	silent=
	494	site=
	495	srcdir=
	496	verbose=
	497	x_includes=NONE
	498	x_libraries=NONE
	499	DESTDIR=
	500	SH_ENABLE_OPTS="db-reload xml-log message-queue login-watch mounts-check userfiles debug ptrace static network udp nocl stealth micro-stealth install-name identity khide suidcheck base largefile mail external-scripts encrypt srp"
	501	SH_WITH_OPTS="prelude libprelude-prefix database libwrap cflags libs console altconsole timeserver alttimeserver rnd egd-socket port logserver altlogserver kcheck gpg checksum fp recipient sender trusted tmp-dir config-file log-file pid-file state-dir data-file html-file"
	502
	503	# Installation directory options.
	504	# These are left unexpanded so users can "make install exec_prefix=/foo"
	505	# and all the variables that are supposed to be based on exec_prefix
	506	# by default will actually change.
	507	dnl Use braces instead of parens because sh, perl, etc. also accept them.
	508	sbindir='${exec_prefix}/sbin'
	509	sysconfdir='${prefix}/etc'
	510	localstatedir='${prefix}/var'
	511	mandir='${prefix}/share/man'
	512
	513	AC_SUBST([sbindir], ['${exec_prefix}/sbin'])dnl
	514	AC_SUBST([sysconfdir], ['${prefix}/etc'])dnl
	515	AC_SUBST([localstatedir], ['${prefix}/var'])dnl
	516	AC_SUBST([mandir], ['${prefix}/share/man'])dnl
	517
	518
	519	# Initialize some other variables.
	520	subdirs=
	521	MFLAGS= MAKEFLAGS=
	522	SHELL=${CONFIG_SHELL-/bin/sh}
	523	# Maximum number of lines to put in a shell here document.
	524	ac_max_here_lines=12
	525
	526	ac_prev=
	527	for ac_option
	528	do
	529
	530	# If the previous option needs an argument, assign it.
	531	if test -n "$ac_prev"; then
	532	eval "$ac_prev=\$ac_option"
	533	ac_prev=
	534	continue
	535	fi
	536
	537	case "$ac_option" in
	538	changequote(, )dnl
	539	=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
	540	changequote([, ])dnl
	541	*) ac_optarg= ;;
	542	esac
	543
	544	# Accept the important Cygnus configure options, so we can diagnose typos.
	545
	546	case "$ac_option" in
	547
	548	-build \| --build \| --buil \| --bui \| --bu)
	549	ac_prev=build_alias ;;
	550	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
	551	build_alias="$ac_optarg" ;;
	552
	553	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
	554	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
	555	ac_prev=cache_file ;;
	556	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
	557	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
	558	cache_file="$ac_optarg" ;;
	559
	560	--config-cache \| -C)
	561	cache_file=config.cache ;;
	562
	563	-disable-* \| --disable-*)
	564	ac_feature=`expr "x$ac_option" : 'x-disable-\(.\)'`
	565	# Reject names that are not valid shell variable names.
	566	expr "x$ac_feature" : "[.*[^-_$as_cr_alnum]]" >/dev/null &&
	567	AC_MSG_ERROR([invalid feature name: $ac_feature])
	568	ac_feature=`echo $ac_feature \| sed 's/-/_/g'`
	569	ac_enable_check_opt=no
	570	for f in ${SH_ENABLE_OPTS}
	571	do
	572	f=`echo $f \| sed 's/-/_/g'`
	573	if test x${f} = x"${ac_feature}"
	574	then
	575	ac_enable_check_opt=yes
	576	fi
	577	done
	578	if test x${ac_enable_check_opt} = xno
	579	then
	580	AC_MSG_ERROR([unrecognized option: $ac_option
	581	Try `$[0] --help' for more information.])
	582	fi
	583	eval "enable_$ac_feature=no" ;;
	584
	585	-enable-* \| --enable-*)
	586	ac_feature=`expr "x$ac_option" : 'x-enable-\([[^=]]\)'`
	587	# Reject names that are not valid shell variable names.
	588	expr "x$ac_feature" : "[.*[^-_$as_cr_alnum]]" >/dev/null &&
	589	AC_MSG_ERROR([invalid feature name: $ac_feature])
	590	ac_feature=`echo $ac_feature \| sed 's/-/_/g'`
	591	case $ac_option in
	592	=) ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`;;
	593	*) ac_optarg=yes ;;
	594	esac
	595	ac_enable_check_opt=no
	596	for f in ${SH_ENABLE_OPTS}
	597	do
	598	f=`echo $f \| sed 's/-/_/g'`
	599	if test x${f} = x"${ac_feature}"
	600	then
	601	ac_enable_check_opt=yes
	602	fi
	603	done
	604	if test x${ac_enable_check_opt} = xno
	605	then
	606	AC_MSG_ERROR([unrecognized option: $ac_option
	607	Try `$[0] --help' for more information.])
	608	fi
	609	eval "enable_$ac_feature='$ac_optarg'" ;;
	610
	611	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
	612	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
	613	\| --exec \| --exe \| --ex)
	614	ac_prev=exec_prefix
	615	ac_exec_prefix_set="yes"
	616	;;
	617	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
	618	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
	619	\| --exec=* \| --exe=* \| --ex=*)
	620	exec_prefix="$ac_optarg"
	621	ac_exec_prefix_set="yes"
	622	;;
	623
	624	-gas \| --gas \| --ga \| --g)
	625	# Obsolete; use --with-gas.
	626	with_gas=yes ;;
	627
	628	-help \| --help \| --hel \| --he \| -h)
	629	ac_init_help=long ;;
	630	-help=r* \| --help=r* \| --hel=r* \| --he=r* \| -hr*)
	631	ac_init_help=recursive ;;
	632	-help=s* \| --help=s* \| --hel=s* \| --he=s* \| -hs*)
	633	ac_init_help=short ;;
	634
	635	-host \| --host \| --hos \| --ho)
	636	ac_prev=host_alias ;;
	637	-host=* \| --host=* \| --hos=* \| --ho=*)
	638	host_alias="$ac_optarg" ;;
	639
	640	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
	641	\| --localstate \| --localstat \| --localsta \| --localst \
	642	\| --locals \| --local \| --loca \| --loc \| --lo)
	643	ac_prev=localstatedir
	644	ac_localstatedir_set="yes"
	645	;;
	646	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
	647	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
	648	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
	649	localstatedir="$ac_optarg"
	650	ac_localstatedir_set="yes"
	651	;;
	652
	653	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
	654	ac_prev=mandir
	655	ac_mandir_set="yes"
	656	;;
	657	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
	658	mandir="$ac_optarg"
	659	ac_mandir_set="yes"
	660	;;
	661
	662	-nfp \| --nfp \| --nf)
	663	# Obsolete; use --without-fp.
	664	with_fp=no ;;
	665
	666	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
	667	\| --no-cr \| --no-c \| -n)
	668	no_create=yes ;;
	669
	670	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
	671	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
	672	no_recursion=yes ;;
	673
	674	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
	675	ac_prev=prefix
	676	ac_prefix_set="yes"
	677	;;
	678	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
	679	prefix="$ac_optarg"
	680	ac_prefix_set="yes"
	681	;;
	682
	683	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
	684	\| -silent \| --silent \| --silen \| --sile \| --sil)
	685	silent=yes ;;
	686
	687	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
	688	ac_prev=sbindir
	689	ac_sbindir_set="yes"
	690	;;
	691	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
	692	\| --sbi=* \| --sb=*)
	693	sbindir="$ac_optarg"
	694	ac_sbindir_set="yes"
	695	;;
	696
	697	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi \| --b)
	698	echo "WARNING: bindir will be ignored, use sbindir"
	699	;;
	700	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \
	701	\| --bi=* \| --b=*)
	702	echo "WARNING: bindir will be ignored, use sbindir"
	703	;;
	704
	705	-datadir \| --datadir)
	706	echo "WARNING: datadir will be ignored"
	707	;;
	708	-datadir=* \| --datadir=*)
	709	echo "WARNING: datadir will be ignored"
	710	;;
	711
	712	-includedir \| --includedir)
	713	echo "WARNING: includedir will be ignored"
	714	;;
	715	-includedir=* \| --includedir=*)
	716	echo "WARNING: includedir will be ignored"
	717	;;
	718
	719	-infodir \| --infodir)
	720	echo "WARNING: infodir will be ignored"
	721	;;
	722	-infodir=* \| --infodir=*)
	723	echo "WARNING: infodir will be ignored"
	724	;;
	725
	726	-libdir \| --libdir)
	727	echo "WARNING: libdir will be ignored"
	728	;;
	729	-libdir=* \| --libdir=*)
	730	echo "WARNING: libdir will be ignored"
	731	;;
	732
	733	-libexecdir \| --libexecdir)
	734	echo "WARNING: libexecdir will be ignored"
	735	;;
	736	-libexecdir=* \| --libexecdir=*)
	737	echo "WARNING: libexecdir will be ignored"
	738	;;
	739
	740	-sharedstatedir \| --sharedstatedir)
	741	echo "WARNING: sharedstatedir will be ignored"
	742	;;
	743	-sharedstatedir=* \| --sharedstatedir=*)
	744	echo "WARNING: sharedstatedir will be ignored"
	745	;;
	746
	747	-site \| --site \| --sit)
	748	ac_prev=site ;;
	749	-site=* \| --site=* \| --sit=*)
	750	site="$ac_optarg" ;;
	751
	752	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
	753	ac_prev=srcdir ;;
	754	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
	755	srcdir="$ac_optarg" ;;
	756
	757	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
	758	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
	759	ac_prev=sysconfdir
	760	ac_sysconfdir_set="yes"
	761	;;
	762	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
	763	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
	764	sysconfdir="$ac_optarg"
	765	ac_sysconfdir_set="yes"
	766	;;
	767
	768	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
	769	ac_prev=target_alias ;;
	770	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
	771	target_alias="$ac_optarg" ;;
	772
	773	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
	774	verbose=yes ;;
	775
	776	-version \| --version \| --versio \| --versi \| --vers)
	777	ac_init_version=: ;;
	778
	779
	780	-with-* \| --with-*)
	781	ac_package=`expr "x$ac_option" : 'x-with-\([[^=]]\)'`
	782	# Reject names that are not valid shell variable names.
	783	expr "x$ac_package" : "[.*[^-_$as_cr_alnum]]" >/dev/null &&
	784	AC_MSG_ERROR([invalid package name: $ac_package])
	785	ac_package=`echo $ac_package\| sed 's/-/_/g'`
	786	case $ac_option in
	787	=) ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`;;
	788	*) ac_optarg=yes ;;
	789	esac
	790	ac_with_check_opt=no
	791	for f in ${SH_WITH_OPTS}
	792	do
	793	f=`echo $f \| sed 's/-/_/g'`
	794	if test x${f} = x"${ac_package}"
	795	then
	796	ac_with_check_opt=yes
	797	fi
	798	done
	799	if test x${ac_with_check_opt} = xno
	800	then
	801	AC_MSG_ERROR([unrecognized option: $ac_option
	802	Try `$[0] --help' for more information.])
	803	fi
	804	eval "with_$ac_package='$ac_optarg'" ;;
	805
	806	-without-* \| --without-*)
	807	ac_package=`expr "x$ac_option" : 'x-without-\(.\)'`
	808	# Reject names that are not valid shell variable names.
	809	expr "x$ac_package" : "[.*[^-_$as_cr_alnum]]" >/dev/null &&
	810	AC_MSG_ERROR([invalid package name: $ac_package])
	811	ac_package=`echo $ac_package \| sed 's/-/_/g'`
	812	ac_with_check_opt=no
	813	for f in ${SH_WITH_OPTS}
	814	do
	815	f=`echo $f \| sed 's/-/_/g'`
	816	if test x${f} = x"${ac_package}"
	817	then
	818	ac_with_check_opt=yes
	819	fi
	820	done
	821	if test x${ac_with_check_opt} = xno
	822	then
	823	AC_MSG_ERROR([unrecognized option: $ac_option
	824	Try `$[0] --help' for more information.])
	825	fi
	826	eval "with_$ac_package=no" ;;
	827
	828
	829	-*) AC_MSG_ERROR([unrecognized option: $ac_option
	830	Try `$[0] --help' for more information.])
	831	;;
	832
	833	=)
	834	ac_envvar=`expr "x$ac_option" : 'x\([[^=]]*\)='`
	835	# Reject names that are not valid shell variable names.
	836	expr "x$ac_envvar" : "[.*[^_$as_cr_alnum]]" >/dev/null &&
	837	AC_MSG_ERROR([invalid variable name: $ac_envvar])
	838	ac_optarg=`echo "$ac_optarg" \| sed "s/'/'\\\\\\\\''/g"`
	839	eval "$ac_envvar='$ac_optarg'"
	840	export $ac_envvar ;;
	841
	842	*)
	843	# FIXME: should be removed in autoconf 3.0.
	844	AC_MSG_WARN([you should use --build, --host, --target])
	845	expr "x$ac_option" : "[.*[^-._$as_cr_alnum]]" >/dev/null &&
	846	AC_MSG_WARN([invalid host type: $ac_option])
	847	: ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
	848	;;
	849
	850
	851	esac
	852	done
	853
	854	if test -n "$ac_prev"; then
	855	AC_MSG_ERROR(missing argument to --`echo $ac_prev \| sed 's/_/-/g'`)
	856	fi
	857
	858	# Be sure to have absolute paths.
	859	for ac_var in prefix exec_prefix
	860	do
	861	eval ac_val=$`echo $ac_var`
	862	case $ac_val in
	863	[[\\/$]]* \| ?:[[\\/]]* \| NONE \| '' \| OPT \| USR ) ;;
	864	*) AC_MSG_ERROR([expected an absolute directory name for --$ac_var: $ac_val]);;
	865	esac
	866	done
	867
	868	# Be sure to have absolute paths.
	869	for ac_var in sbindir sysconfdir localstatedir mandir
	870	do
	871	eval ac_val=$`echo $ac_var`
	872	case $ac_val in
	873	[[\\/$]]* \| ?:[[\\/]]* ) ;;
	874	*) AC_MSG_ERROR([expected an absolute directory name for --$ac_var: $ac_val]);;
	875	esac
	876	done
	877
	878	# There might be people who depend on the old broken behavior: `$host'
	879	# used to hold the argument of --host etc.
	880	# FIXME: To remove some day.
	881	build=$build_alias
	882	host=$host_alias
	883	target=$target_alias
	884
	885	# FIXME: To remove some day.
	886	if test "x$host_alias" != x; then
	887	if test "x$build_alias" = x; then
	888	cross_compiling=maybe
	889	AC_MSG_WARN([If you wanted to set the --build type, don't use --host.
	890	If a cross compiler is detected then cross compile mode will be used.])
	891	elif test "x$build_alias" != "x$host_alias"; then
	892	cross_compiling=yes
	893	fi
	894	fi
	895
	896	ac_tool_prefix=
	897	test -n "$host_alias" && ac_tool_prefix=$host_alias-
	898
	899	test "$silent" = yes && exec AS_MESSAGE_FD>/dev/null
	900
	901	m4_divert_pop([PARSE_ARGS])dnl
	902	])# SH_INIT_PARSE_ARGS
	903
	904	m4_define([SH_INIT_HELP],
	905	[m4_divert_push([HELP_BEGIN])dnl
	906
	907	#
	908	# Report the --help message.
	909	#
	910	if test "$ac_init_help" = "long"; then
	911	# Omit some internal or obsolete options to make the list less imposing.
	912	# This message is too long to be a string in the A/UX 3.1 sh.
	913	cat <<_ACEOF
	914	\`configure' configures m4_ifset([AC_PACKAGE_STRING],
	915	[AC_PACKAGE_STRING],
	916	[this package]) to adapt to many kinds of systems.
	917
	918	Usage: $[0] [[OPTION]]... [[VAR=VALUE]]...
	919
	920	[To assign environment variables (e.g., CC, CFLAGS...), specify them as
	921	VAR=VALUE. See below for descriptions of some of the useful variables.
	922
	923	Defaults for the options are specified in brackets.
	924
	925	Configuration:
	926	-h, --help display this help and exit
	927	--help=short display options specific to this package
	928	--help=recursive display the short help of all the included packages
	929	-V, --version display version information and exit
	930	-q, --quiet, --silent do not print \`checking...' messages
	931	--cache-file=FILE cache test results in FILE [disabled]
	932	-C, --config-cache alias for \`--cache-file=config.cache'
	933	-n, --no-create do not create output files
	934	--srcdir=DIR find the sources in DIR [configure dir or \`..']
	935
	936	_ACEOF
	937
	938	cat <<_ACEOF
	939	Installation directories:
	940	--prefix=PREFIX install architecture-independent files in PREFIX
	941	[$ac_default_prefix]
	942	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
	943	[PREFIX]
	944
	945	By default, \`make install' will install binaries in \`/usr/local/sbin',
	946	the config file in \`/etc', manpage in \`/usr/local/share/man', and state
	947	data in \`/var/lib/INSTALL_NAME' (FSH layout). You can specify other
	948	FSH compliant layouts with \`--prefix=OPT' or \`--prefix=USR', or you
	949	can specify a directory with \`--prefix=DIR' to install in \`DIR/sbin',
	950	\`DIR/etc', etc.
	951
	952	For better control, use the options below.
	953
	954	Fine tuning of the installation directories:
	955	--sbindir=DIR system admin executables [EPREFIX/sbin]
	956	--sysconfdir=DIR read-only single-machine data [PREFIX/etc]
	957	--localstatedir=DIR modifiable single-machine data [PREFIX/var]
	958	--mandir=DIR man documentation [PREFIX/man]
	959
	960	For even finer tuning, paths can be specified for individual files (see below)
	961
	962	_ACEOF
	963
	964	cat <<\_ACEOF]
	965	m4_divert_pop([HELP_BEGIN])dnl
	966	dnl The order of the diversions here is
	967	dnl - HELP_BEGIN
	968	dnl which may be prolongated by extra generic options such as with X or
	969	dnl AC_ARG_PROGRAM. Displayed only in long --help.
	970	dnl
	971	dnl - HELP_CANON
	972	dnl Support for cross compilation (--build, --host and --target).
	973	dnl Display only in long --help.
	974	dnl
	975	dnl - HELP_ENABLE
	976	dnl which starts with the trailer of the HELP_BEGIN, HELP_CANON section,
	977	dnl then implements the header of the non generic options.
	978	dnl
	979	dnl - HELP_WITH
	980	dnl
	981	dnl - HELP_VAR
	982	dnl
	983	dnl - HELP_VAR_END
	984	dnl
	985	dnl - HELP_END
	986	dnl initialized below, in which we dump the trailer (handling of the
	987	dnl recursion for instance).
	988	m4_divert_push([HELP_ENABLE])dnl
	989	_ACEOF
	990	fi
	991
	992	if test -n "$ac_init_help"; then
	993	m4_ifset([AC_PACKAGE_STRING],
	994	[ case $ac_init_help in
	995	short \| recursive ) echo "Configuration of AC_PACKAGE_STRING:";;
	996	esac])
	997	cat <<\_ACEOF
	998	m4_divert_pop([HELP_ENABLE])dnl
	999	m4_divert_push([HELP_END])dnl
	1000	m4_ifset([AC_PACKAGE_BUGREPORT], [
	1001	Report bugs to <AC_PACKAGE_BUGREPORT>.])
	1002	_ACEOF
	1003	fi
	1004
	1005	if test "$ac_init_help" = "recursive"; then
	1006	# If there are subdirs, report their specific --help.
	1007	ac_popdir=`pwd`
	1008	for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
	1009	test -d $ac_dir \|\| continue
	1010	_AC_SRCPATHS(["$ac_dir"])
	1011	cd $ac_dir
	1012	# Check for guested configure; otherwise get Cygnus style configure.
	1013	if test -f $ac_srcdir/configure.gnu; then
	1014	echo
	1015	$SHELL $ac_srcdir/configure.gnu --help=recursive
	1016	elif test -f $ac_srcdir/configure; then
	1017	echo
	1018	$SHELL $ac_srcdir/configure --help=recursive
	1019	elif test -f $ac_srcdir/configure.ac \|\|
	1020	test -f $ac_srcdir/configure.in; then
	1021	echo
	1022	$ac_configure --help
	1023	else
	1024	AC_MSG_WARN([no configuration information is in $ac_dir])
	1025	fi
	1026	cd $ac_popdir
	1027	done
	1028	fi
	1029
	1030	test -n "$ac_init_help" && exit 0
	1031	m4_divert_pop([HELP_END])dnl
	1032	])# SH_INIT_HELP
	1033
	1034
	1035
	1036
	1037
	1038
	1039
	1040
	1041	# Check whether sa_sigaction works.
	1042	# Rainer Wichmann <support@la-samhna.de>, 2003.
	1043	#
	1044	# This file can be copied and used freely without restrictions. It can
	1045	# be used in projects which are not available under the GNU Public License.
	1046
	1047	# serial 1
	1048
	1049	AC_DEFUN([AM_SA_SIGACTION_WORKS],
	1050	[
	1051	am_cv_val_SA_SIGACTION=no
	1052	AC_CHECK_HEADER(signal.h,
	1053	[
	1054	AM_SI_USER
	1055	AM_SA_SIGINFO
	1056	if test $am_cv_val_SI_USER = yes && test $am_cv_val_SA_SIGINFO = yes
	1057	then
	1058	AC_TRY_RUN([
	1059	#include <signal.h>
	1060	#include <setjmp.h>
	1061	#include <stdio.h>
	1062	#include <stdlib.h>
	1063
	1064	volatile int xnum = 0;
	1065	volatile int xcode = 0;
	1066	jmp_buf Buf;
	1067	int xsig = SIGSEGV;
	1068
	1069	void sighandler (int xsignam, siginfo_t * xsiginfo, void * xsigadd)
	1070	{
	1071	static sigset_t x;
	1072
	1073	if (xsiginfo == NULL)
	1074	exit(__LINE__);
	1075	if (xsiginfo->si_signo != xsignam)
	1076	exit(__LINE__);
	1077	++xnum;
	1078	xcode = xsiginfo->si_code;
	1079	sigemptyset (&x);
	1080	sigprocmask(SIG_SETMASK, &x, NULL);
	1081	longjmp ( Buf, 1);
	1082	}
	1083
	1084	int main ()
	1085	{
	1086	struct sigaction newact;
	1087
	1088	newact.sa_sigaction = sighandler;
	1089	sigemptyset (&newact.sa_mask);
	1090	newact.sa_flags = SA_SIGINFO;
	1091	if (0 != sigaction (xsig, &newact, NULL))
	1092	exit (__LINE__);
	1093	if(setjmp ( Buf)) {
	1094	if (xnum > 1)
	1095	goto Third;
	1096	goto Second;
	1097	}
	1098	memcpy((void *) 0x0, "test", 5);
	1099	Second:
	1100	if (xcode == SI_USER)
	1101	exit (__LINE__);
	1102	raise(xsig);
	1103	Third:
	1104	if (xcode != SI_USER)
	1105	exit (__LINE__);
	1106	if (xnum != 2)
	1107	exit (__LINE__);
	1108	return (0);
	1109	}], am_cv_val_SA_SIGACTION=yes, am_cv_val_SA_SIGACTION=no, am_cv_val_SA_SIGACTION=no)
	1110	fi
	1111	])
	1112	AC_MSG_CHECKING([whether sa_sigaction is supported])
	1113	if test $am_cv_val_SA_SIGACTION = yes
	1114	then
	1115	AC_MSG_RESULT(yes)
	1116	AC_DEFINE([SA_SIGACTION_WORKS], 1, [Define if sa_sigaction works])
	1117	else
	1118	AC_MSG_RESULT(no)
	1119	fi
	1120	])
	1121
	1122	# Check whether SI_USER is available in <signal.h>.
	1123	# Rainer Wichmann <support@la-samhna.de>, 2003.
	1124	#
	1125	# This file can be copied and used freely without restrictions. It can
	1126	# be used in projects which are not available under the GNU Public License.
	1127
	1128	# serial 1
	1129
	1130
	1131	AC_DEFUN([AM_SI_USER],
	1132	[if test $ac_cv_header_signal_h = yes; then
	1133	AC_CACHE_CHECK([for SI_USER in signal.h], am_cv_val_SI_USER,
	1134	[AC_TRY_LINK([#include <signal.h>], [return SI_USER],
	1135	am_cv_val_SI_USER=yes, am_cv_val_SI_USER=no)])
	1136	if test $am_cv_val_SI_USER = yes; then
	1137	AC_DEFINE([HAVE_SI_USER], 1, [Define if you have SI_USER])
	1138	fi
	1139	fi])
	1140
	1141	# Check whether SA_SIGINFO is available in <signal.h>.
	1142	# Rainer Wichmann <support@la-samhna.de>, 2003.
	1143	#
	1144	# This file can be copied and used freely without restrictions. It can
	1145	# be used in projects which are not available under the GNU Public License.
	1146
	1147	# serial 1
	1148
	1149
	1150	AC_DEFUN([AM_SA_SIGINFO],
	1151	[if test $ac_cv_header_signal_h = yes; then
	1152	AC_CACHE_CHECK([for SA_SIGINFO in signal.h], am_cv_val_SA_SIGINFO,
	1153	[AC_TRY_LINK([#include <signal.h>], [return SA_SIGINFO],
	1154	am_cv_val_SA_SIGINFO=yes, am_cv_val_SA_SIGINFO=no)])
	1155	if test $am_cv_val_SA_SIGINFO = yes; then
	1156	AC_DEFINE([HAVE_SA_SIGINFO], 1, [Define if you have SA_SIGINFO])
	1157	fi
	1158	fi])
	1159
	1160	dnl
	1161	dnl Useful macros for autoconf to check for ssp-patched gcc
	1162	dnl 1.0 - September 2003 - Tiago Sousa <mirage@kaotik.org>
	1163	dnl
	1164	dnl About ssp:
	1165	dnl GCC extension for protecting applications from stack-smashing attacks
	1166	dnl http://www.research.ibm.com/trl/projects/security/ssp/
	1167	dnl
	1168	dnl Usage:
	1169	dnl After calling the correct AC_LANG_*, use the corresponding macro:
	1170	dnl
	1171	dnl GCC_STACK_PROTECT_CC
	1172	dnl checks -fstack-protector with the C compiler, if it exists then updates
	1173	dnl CFLAGS and defines ENABLE_SSP_CC
	1174	dnl
	1175	AC_DEFUN([GCC_STACK_PROTECT_CC],[
	1176	ssp_cc=yes
	1177	if test "X$GCC" = "Xyes"; then
	1178	AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
	1179	ssp_old_cflags="$CFLAGS"
	1180	CFLAGS="$CFLAGS -fstack-protector"
	1181	AC_TRY_COMPILE(,,, ssp_cc=no)
	1182	# echo $ssp_cc
	1183	if test "X$ssp_cc" = "Xno"; then
	1184	CFLAGS="$ssp_old_cflags"
	1185	AC_MSG_RESULT(no)
	1186	else
	1187	AC_MSG_RESULT(yes)
	1188	AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
	1189	fi
	1190	fi
	1191	])
	1192
	1193	AC_DEFUN([SAMHAIN_POSIX],[
	1194	AC_MSG_CHECKING([whether _POSIX_SOURCE is necessary])
	1195	AC_TRY_COMPILE([#include <stdio.h>
	1196	void fileno(int);int fdopen(int, char *); ],,
	1197	[
	1198	AC_MSG_RESULT(yes)
	1199	AC_DEFINE([_POSIX_SOURCE],1,[Define if POSIX functions are required])
	1200	],
	1201	[AC_MSG_RESULT(no)])
	1202	])dnl
	1203
[18]	1204	dnl checks for a known 64 bit programming environment
	1205	dnl AC_RUN_IFELSE(PROGRAM,
	1206	dnl [ACTION-IF-TRUE], [ACTION-IF-FALSE],
	1207	dnl [ACTION-IF-CROSS-COMPILING = RUNTIME-ERROR])
	1208	dnl
	1209	AC_DEFUN([SAMHAIN_PRG_ENV],[
	1210	AC_MSG_CHECKING([for a known 64 bit programming environment])
	1211	# Compile and run a program that determines the programming environment
	1212	AC_RUN_IFELSE([
	1213	AC_LANG_SOURCE([[
	1214	#include <stdio.h>
	1215	int main(int argc,char **argv)
	1216	{
	1217	if (argc > 1) {
	1218	#if defined(__arch64__)
	1219	printf("__arch64__\n");
	1220	#elif defined(__ia64__)
	1221	printf("__ia64__\n");
	1222	#elif defined(__x86_64__)
	1223	printf("__x86_64__\n");
	1224	#elif defined(__LP64__)
	1225	printf("__LP64__\n");
	1226	#elif defined(__64BIT__)
	1227	printf("__64BIT__\n");
	1228	#elif defined(_LP64)
	1229	printf("_LP64\n");
	1230	#elif defined(_M_IA64)
	1231	printf("_M_IA64\n");
	1232	#elif defined(_MIPS_SZLONG) && (_MIPS_SZLONG == 64)
	1233	printf("_MIPS_64\n");
	1234	#else
	1235	choke me
	1236	#endif
	1237	}
	1238	return 0;
	1239	}
	1240	]])
	1241	],[
	1242	# Program compiled and ran, so get version by adding argument.
	1243	samhain_prg_ENV=`./conftest$ac_exeext x`
	1244	samhain_64=yes
	1245	AC_MSG_RESULT([$samhain_prg_ENV])
	1246	],[
	1247	AC_MSG_RESULT([none])
	1248	],[
	1249	AC_MSG_RESULT([none])
	1250	])
	1251	])dnl
	1252
	1253	AC_DEFUN([SAMHAIN_X86_64],[
	1254	AC_MSG_CHECKING([for x86_64])
	1255	AC_TRY_RUN([
	1256	int main() {
	1257	__asm__ volatile (
	1258	"movq %rax, %rax"
	1259	);
	1260	return 0;
	1261	}
	1262	],
	1263	[
	1264	AC_MSG_RESULT(yes)
	1265	samhain_64=yes
	1266	tiger_src=sh_tiger1_64.c
	1267	AC_DEFINE([TIGER_OPT_ASM],1,[Define to use tiger x86_64 optimized assembly])
	1268	],
	1269	[
	1270	AC_MSG_RESULT([no])
	1271	],[
	1272	AC_MSG_RESULT([no])
	1273	])
	1274	])dnl
	1275
	1276
	1277	AC_DEFUN([SAMHAIN_64],[
	1278	samhain_64=no
	1279	tiger_src=sh_tiger1.c
	1280	#
	1281	# if sizeof(unsigned long) = 4, try compiler macros for 64bit
	1282	#
	1283	if test "x$ac_cv_sizeof_unsigned_long" = x4; then
	1284	if test "x$ac_cv_sizeof_unsigned_long_long" = x8; then
	1285	SAMHAIN_PRG_ENV
	1286	if test "x$samhain_64" = xyes; then
	1287	tiger_src=sh_tiger1_64.c
	1288	fi
	1289	#
	1290	# if GCC and __i386__, use precompiled assembler
	1291	#
	1292	if test "x$GCC" = xyes; then
	1293	AC_MSG_CHECKING([for i386])
	1294	samhain_i386=no
	1295	touch conf_foo.h
	1296	$CC -E -dM conf_foo.h \| egrep '__i386__' >/dev/null 2>&1 && samhain_i386=yes
	1297	rm -f conf_foo.h
	1298	if test "x$samhain_i386" = xyes; then
	1299	tiger_src=sh_tiger1.s
	1300	AC_DEFINE([TIGER_32_BIT_S],1,[Define to use tiger 32 bit i386 assembler])
	1301	fi
	1302	AC_MSG_RESULT([$samhain_i386])
	1303	fi
	1304	#
	1305	#
	1306	#
	1307	else
	1308	samhain_64=no
	1309	tiger_src=sh_tiger1.c
	1310	fi
	1311	else
	1312	#
	1313	# sizeof(unsigned long) = 8
	1314	#
	1315	tiger_src=sh_tiger1_64.c
	1316	samhain_64=yes
	1317	#
	1318	# check for x86_64 (enables assembly optimizations)
	1319	#
	1320	if test "x$GCC" = xyes; then
	1321	SAMHAIN_X86_64
	1322	fi
	1323	fi
	1324	if test "x$samhain_64" = xyes; then
	1325	AC_DEFINE([TIGER_64_BIT],1,[Define to use tiger 64 bit implementation])
	1326	fi
	1327	AC_MSG_CHECKING([for 64 bit environment])
	1328	AC_MSG_RESULT([$samhain_64])
	1329	AC_MSG_CHECKING([for tiger source to use])
	1330	AC_MSG_RESULT([$tiger_src])
	1331	AC_SUBST(tiger_src)
	1332	])dnl
	1333
	1334
[1]	1335	dnl Autoconf macros for libprelude
	1336	dnl $id$
	1337
	1338	# Modified for LIBPRELUDE -- Yoann Vandoorselaere
	1339	# Modified for LIBGNUTLS -- nmav
	1340	# Configure paths for LIBGCRYPT
	1341	# Shamelessly stolen from the one of XDELTA by Owen Taylor
	1342	# Werner Koch 99-12-09
	1343
	1344	dnl AM_PATH_LIBPRELUDE([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
	1345	dnl Test for libprelude, and define LIBPRELUDE_PREFIX, LIBPRELUDE_CFLAGS, LIBPRELUDE_PTHREAD_CFLAGS,
	1346	dnl LIBPRELUDE_LDFLAGS, and LIBPRELUDE_LIBS
	1347	dnl
	1348	AC_DEFUN([AM_PATH_LIBPRELUDE],
	1349	[dnl
	1350	dnl Get the cflags and libraries from the libprelude-config script
	1351	dnl
	1352	dnl AC_ARG_WITH(libprelude-prefix,
	1353	dnl [ --with-libprelude-prefix=PFX Prefix where libprelude is installed (optional)],
	1354	dnl libprelude_config_prefix="$withval", libprelude_config_prefix="")
	1355	dnl
	1356	dnl if test x$libprelude_config_prefix != x ; then
	1357	dnl if test x${LIBPRELUDE_CONFIG+set} != xset ; then
	1358	dnl LIBPRELUDE_CONFIG=$libprelude_config_prefix/bin/libprelude-config
	1359	dnl fi
	1360	dnl fi
	1361	dnl
	1362	dnl AC_PATH_PROG(LIBPRELUDE_CONFIG, libprelude-config, no)
	1363	min_libprelude_version=ifelse([$1], ,0.1.0,$1)
	1364	AC_MSG_CHECKING(for libprelude - version >= $min_libprelude_version)
	1365	no_libprelude=""
	1366	if test "$LIBPRELUDE_CONFIG" = "no" ; then
	1367	no_libprelude=yes
	1368	else
	1369	LIBPRELUDE_CFLAGS=`$LIBPRELUDE_CONFIG $libprelude_config_args --cflags`
	1370	LIBPRELUDE_PTHREAD_CFLAGS=`$LIBPRELUDE_CONFIG $libprelude_config_args --pthread-cflags`
	1371	LIBPRELUDE_LDFLAGS=`$LIBPRELUDE_CONFIG $libprelude_config_args --ldflags`
	1372	LIBPRELUDE_LIBS=`$LIBPRELUDE_CONFIG $libprelude_config_args --libs`
	1373	LIBPRELUDE_PREFIX=`$LIBPRELUDE_CONFIG $libprelude_config_args --prefix`
	1374	LIBPRELUDE_CONFIG_PREFIX=`$LIBPRELUDE_CONFIG $libprelude_config_args --config-prefix`
	1375	libprelude_config_version=`$LIBPRELUDE_CONFIG $libprelude_config_args --version`
	1376
	1377
	1378	ac_save_CFLAGS="$CFLAGS"
	1379	ac_save_LDFLAGS="$LDFLAGS"
	1380	ac_save_LIBS="$LIBS"
	1381	CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
	1382	LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
	1383	LIBS="$LIBS $LIBPRELUDE_LIBS"
	1384	dnl
	1385	dnl Now check if the installed libprelude is sufficiently new. Also sanity
	1386	dnl checks the results of libprelude-config to some extent
	1387	dnl
	1388	rm -f conf.libpreludetest
	1389	AC_TRY_RUN([
	1390	#include <stdio.h>
	1391	#include <stdlib.h>
	1392	#include <string.h>
	1393	#include <libprelude/prelude.h>
	1394
	1395	int
	1396	main ()
	1397	{
	1398	system ("touch conf.libpreludetest");
	1399
	1400	if( strcmp( prelude_check_version(NULL), "$libprelude_config_version" ) )
	1401	{
	1402	printf("\n*** 'libprelude-config --version' returned %s, but LIBPRELUDE (%s)\n",
	1403	"$libprelude_config_version", prelude_check_version(NULL) );
	1404	printf("*** was found! If libprelude-config was correct, then it is best\n");
	1405	printf("*** to remove the old version of LIBPRELUDE. You may also be able to fix the error\n");
	1406	printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
	1407	printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
	1408	printf("*** required on your system.\n");
	1409	printf("*** If libprelude-config was wrong, set the environment variable LIBPRELUDE_CONFIG\n");
	1410	printf("*** to point to the correct copy of libprelude-config, and remove the file config.cache\n");
	1411	printf("*** before re-running configure\n");
	1412	}
	1413	else if ( strcmp(prelude_check_version(NULL), LIBPRELUDE_VERSION ) )
	1414	{
	1415	printf("\n*** LIBPRELUDE header file (version %s) does not match\n", LIBPRELUDE_VERSION);
	1416	printf("*** library (version %s)\n", prelude_check_version(NULL) );
	1417	}
	1418	else
	1419	{
	1420	if ( prelude_check_version( "$min_libprelude_version" ) )
	1421	{
	1422	return 0;
	1423	}
	1424	else
	1425	{
	1426	printf("no\n*** An old version of LIBPRELUDE (%s) was found.\n",
	1427	prelude_check_version(NULL) );
	1428	printf("*** You need a version of LIBPRELUDE newer than %s. The latest version of\n",
	1429	"$min_libprelude_version" );
	1430	printf("*** LIBPRELUDE is always available from http://www.prelude-ids.org/download/releases.\n");
	1431	printf("*** \n");
	1432	printf("*** If you have already installed a sufficiently new version, this error\n");
	1433	printf("*** probably means that the wrong copy of the libprelude-config shell script is\n");
	1434	printf("*** being found. The easiest way to fix this is to remove the old version\n");
	1435	printf("*** of LIBPRELUDE, but you can also set the LIBPRELUDE_CONFIG environment to point to the\n");
	1436	printf("*** correct copy of libprelude-config. (In this case, you will have to\n");
	1437	printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
	1438	printf("*** so that the correct libraries are found at run-time))\n");
	1439	}
	1440	}
	1441	return 1;
	1442	}
	1443	],, no_libprelude=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
	1444	CFLAGS="$ac_save_CFLAGS"
	1445	LIBS="$ac_save_LIBS"
	1446	LDFLAGS="$ac_save_LDFLAGS"
	1447	fi
	1448
	1449	if test "x$no_libprelude" = x ; then
	1450	AC_MSG_RESULT(yes)
	1451	ifelse([$2], , :, [$2])
	1452	else
	1453	if test -f conf.libpreludetest ; then
	1454	:
	1455	else
	1456	AC_MSG_RESULT(no)
	1457	fi
	1458	if test "$LIBPRELUDE_CONFIG" = "no" ; then
	1459	echo "*** The libprelude-config script installed by LIBPRELUDE could not be found"
	1460	echo "*** If LIBPRELUDE was installed in PREFIX, make sure PREFIX/bin is in"
	1461	echo "*** your path, or set the LIBPRELUDE_CONFIG environment variable to the"
	1462	echo "*** full path to libprelude-config."
	1463	else
	1464	if test -f conf.libpreludetest ; then
	1465	:
	1466	else
	1467	echo "*** Could not run libprelude test program, checking why..."
	1468	CFLAGS="$CFLAGS $LIBPRELUDE_CFLAGS"
	1469	LDFLAGS="$LDFLAGS $LIBPRELUDE_LDFLAGS"
	1470	LIBS="$LIBS $LIBPRELUDE_LIBS"
	1471	AC_TRY_LINK([
	1472	#include <stdio.h>
	1473	#include <stdlib.h>
	1474	#include <string.h>
	1475	#include <libprelude/prelude.h>
	1476	], [ return !!prelude_check_version(NULL); ],
	1477	[ echo "*** The test program compiled, but did not run. This usually means"
	1478	echo "*** that the run-time linker is not finding LIBPRELUDE or finding the wrong"
	1479	echo "*** version of LIBPRELUDE. If it is not finding LIBPRELUDE, you'll need to set your"
	1480	echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
	1481	echo "*** to the installed location Also, make sure you have run ldconfig if that"
	1482	echo "*** is required on your system"
	1483	echo "***"
	1484	echo "*** If you have an old version installed, it is best to remove it, although"
	1485	echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
	1486	echo "***" ],
	1487	[ echo "*** The test program failed to compile or link. See the file config.log for the"
	1488	echo "*** exact error that occured. This usually means LIBPRELUDE was incorrectly installed"
	1489	echo "*** or that you have moved LIBPRELUDE since it was installed. In the latter case, you"
	1490	echo "*** may want to edit the libprelude-config script: $LIBPRELUDE_CONFIG" ])
	1491	CFLAGS="$ac_save_CFLAGS"
	1492	LDFLAGS="$ac_save_LDFLAGS"
	1493	LIBS="$ac_save_LIBS"
	1494	fi
	1495	fi
	1496	LIBPRELUDE_CFLAGS=""
	1497	LIBPRELUDE_LDFLAGS=""
	1498	LIBPRELUDE_LIBS=""
	1499	ifelse([$3], , :, [$3])
	1500	fi
	1501	rm -f conf.libpreludetest
	1502	AC_SUBST(LIBPRELUDE_CFLAGS)
	1503	AC_SUBST(LIBPRELUDE_PTHREAD_CFLAGS)
	1504	AC_SUBST(LIBPRELUDE_LDFLAGS)
	1505	AC_SUBST(LIBPRELUDE_LIBS)
	1506	AC_SUBST(LIBPRELUDE_PREFIX)
	1507	AC_SUBST(LIBPRELUDE_CONFIG_PREFIX)
	1508	])
	1509
	1510	dnl -wedit:notab- Please keep this as the last line.
	1511

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