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configure @ 2e9262

spielwiese

Last change on this file since 2e9262 was 2e9262, checked in by Jens Schmidt <schmidt@…>, 26 years ago
* configure: configure.in changed git-svn-id: file:///usr/local/Singular/svn/trunk@1402 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 66.3 KB

Line
1	#! /bin/sh
2
3	# From configure.in Id: configure.in
4	# Guess values for system-dependent variables and create Makefiles.
5	# Generated automatically using autoconf version 2.10
6	# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
7	#
8	# This configure script is free software; the Free Software Foundation
9	# gives unlimited permission to copy, distribute and modify it.
10
11	# Defaults:
12	ac_help=
13	ac_default_prefix=/usr/local
14	# Any additions from configure.in:
15	ac_help="$ac_help
16	--with-memman(=<memman>) specify Factory memory manager.
17	<memman> is either \`old' (default), \`new', or \`no'."
18	ac_help="$ac_help
19	--with-gmp(=<gmp_inc_path>(,<gmp_lib_path>))
20	specify where to find gmp library."
21	ac_help="$ac_help
22	--with-Singular build for use with computer algebra system Singular."
23	ac_help="$ac_help
24	--disable-streamio build Factory without stream IO"
25	ac_help="$ac_help
26	--enable-memdebug=<level> switch on memory management debugging. Meaningful
27	with \`--with-memman=new' only. <level> may be either
28	\`no' (default), \`normal', or \`full'."
29	ac_help="$ac_help
30	--enable-assertions build Factory with assertions activated"
31	ac_help="$ac_help
32	--enable-timing build Factory so it will print timing information"
33	ac_help="$ac_help
34	--enable-debugoutput build Factory so it will print debugging information"
35	ac_help="$ac_help
36	--enable-gmp together with \`--with-Singular' means: installation
37	in process, be graceful when there is no \`gmp.h'"
38
39	# Initialize some variables set by options.
40	# The variables have the same names as the options, with
41	# dashes changed to underlines.
42	build=NONE
43	cache_file=./config.cache
44	exec_prefix=NONE
45	host=NONE
46	no_create=
47	nonopt=NONE
48	no_recursion=
49	prefix=NONE
50	program_prefix=NONE
51	program_suffix=NONE
52	program_transform_name=s,x,x,
53	silent=
54	site=
55	srcdir=
56	target=NONE
57	verbose=
58	x_includes=NONE
59	x_libraries=NONE
60	bindir='${exec_prefix}/bin'
61	sbindir='${exec_prefix}/sbin'
62	libexecdir='${exec_prefix}/libexec'
63	datadir='${prefix}/share'
64	sysconfdir='${prefix}/etc'
65	sharedstatedir='${prefix}/com'
66	localstatedir='${prefix}/var'
67	libdir='${exec_prefix}/lib'
68	includedir='${prefix}/include'
69	oldincludedir='/usr/include'
70	infodir='${prefix}/info'
71	mandir='${prefix}/man'
72
73	# Initialize some other variables.
74	subdirs=
75	MFLAGS= MAKEFLAGS=
76
77	ac_prev=
78	for ac_option
79	do
80
81	# If the previous option needs an argument, assign it.
82	if test -n "$ac_prev"; then
83	eval "$ac_prev=\$ac_option"
84	ac_prev=
85	continue
86	fi
87
88	case "$ac_option" in
89	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
90	*) ac_optarg= ;;
91	esac
92
93	# Accept the important Cygnus configure options, so we can diagnose typos.
94
95	case "$ac_option" in
96
97	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
98	ac_prev=bindir ;;
99	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
100	bindir="$ac_optarg" ;;
101
102	-build \| --build \| --buil \| --bui \| --bu)
103	ac_prev=build ;;
104	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
105	build="$ac_optarg" ;;
106
107	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
108	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
109	ac_prev=cache_file ;;
110	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
111	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
112	cache_file="$ac_optarg" ;;
113
114	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
115	ac_prev=datadir ;;
116	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
117	\| --da=*)
118	datadir="$ac_optarg" ;;
119
120	-disable-* \| --disable-*)
121	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
122	# Reject names that are not valid shell variable names.
123	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
124	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
125	fi
126	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
127	eval "enable_${ac_feature}=no" ;;
128
129	-enable-* \| --enable-*)
130	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
131	# Reject names that are not valid shell variable names.
132	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
133	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
134	fi
135	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
136	case "$ac_option" in
137	=) ;;
138	*) ac_optarg=yes ;;
139	esac
140	eval "enable_${ac_feature}='$ac_optarg'" ;;
141
142	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
143	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
144	\| --exec \| --exe \| --ex)
145	ac_prev=exec_prefix ;;
146	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
147	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
148	\| --exec=* \| --exe=* \| --ex=*)
149	exec_prefix="$ac_optarg" ;;
150
151	-gas \| --gas \| --ga \| --g)
152	# Obsolete; use --with-gas.
153	with_gas=yes ;;
154
155	-help \| --help \| --hel \| --he)
156	# Omit some internal or obsolete options to make the list less imposing.
157	# This message is too long to be a string in the A/UX 3.1 sh.
158	cat << EOF
159	Usage: configure [options] [host]
160	Options: [defaults in brackets after descriptions]
161	Configuration:
162	--cache-file=FILE cache test results in FILE
163	--help print this message
164	--no-create do not create output files
165	--quiet, --silent do not print \`checking...' messages
166	--version print the version of autoconf that created configure
167	Directory and file names:
168	--prefix=PREFIX install architecture-independent files in PREFIX
169	[$ac_default_prefix]
170	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
171	[same as prefix]
172	--bindir=DIR user executables in DIR [EPREFIX/bin]
173	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
174	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
175	--datadir=DIR read-only architecture-independent data in DIR
176	[PREFIX/share]
177	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
178	--sharedstatedir=DIR modifiable architecture-independent data in DIR
179	[PREFIX/com]
180	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
181	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
182	--includedir=DIR C header files in DIR [PREFIX/include]
183	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
184	--infodir=DIR info documentation in DIR [PREFIX/info]
185	--mandir=DIR man documentation in DIR [PREFIX/man]
186	--srcdir=DIR find the sources in DIR [configure dir or ..]
187	--program-prefix=PREFIX prepend PREFIX to installed program names
188	--program-suffix=SUFFIX append SUFFIX to installed program names
189	--program-transform-name=PROGRAM
190	run sed PROGRAM on installed program names
191	EOF
192	cat << EOF
193	Host type:
194	--build=BUILD configure for building on BUILD [BUILD=HOST]
195	--host=HOST configure for HOST [guessed]
196	--target=TARGET configure for TARGET [TARGET=HOST]
197	Features and packages:
198	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
199	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
200	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
201	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
202	--x-includes=DIR X include files are in DIR
203	--x-libraries=DIR X library files are in DIR
204	EOF
205	if test -n "$ac_help"; then
206	echo "--enable and --with options recognized:$ac_help"
207	fi
208	exit 0 ;;
209
210	-host \| --host \| --hos \| --ho)
211	ac_prev=host ;;
212	-host=* \| --host=* \| --hos=* \| --ho=*)
213	host="$ac_optarg" ;;
214
215	-includedir \| --includedir \| --includedi \| --included \| --include \
216	\| --includ \| --inclu \| --incl \| --inc)
217	ac_prev=includedir ;;
218	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
219	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
220	includedir="$ac_optarg" ;;
221
222	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
223	ac_prev=infodir ;;
224	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
225	infodir="$ac_optarg" ;;
226
227	-libdir \| --libdir \| --libdi \| --libd)
228	ac_prev=libdir ;;
229	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
230	libdir="$ac_optarg" ;;
231
232	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
233	\| --libexe \| --libex \| --libe)
234	ac_prev=libexecdir ;;
235	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
236	\| --libexe=* \| --libex=* \| --libe=*)
237	libexecdir="$ac_optarg" ;;
238
239	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
240	\| --localstate \| --localstat \| --localsta \| --localst \
241	\| --locals \| --local \| --loca \| --loc \| --lo)
242	ac_prev=localstatedir ;;
243	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
244	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
245	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
246	localstatedir="$ac_optarg" ;;
247
248	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
249	ac_prev=mandir ;;
250	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
251	mandir="$ac_optarg" ;;
252
253	-nfp \| --nfp \| --nf)
254	# Obsolete; use --without-fp.
255	with_fp=no ;;
256
257	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
258	\| --no-cr \| --no-c)
259	no_create=yes ;;
260
261	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
262	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
263	no_recursion=yes ;;
264
265	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
266	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
267	\| --oldin \| --oldi \| --old \| --ol \| --o)
268	ac_prev=oldincludedir ;;
269	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
270	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
271	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
272	oldincludedir="$ac_optarg" ;;
273
274	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
275	ac_prev=prefix ;;
276	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
277	prefix="$ac_optarg" ;;
278
279	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
280	\| --program-pre \| --program-pr \| --program-p)
281	ac_prev=program_prefix ;;
282	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
283	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
284	program_prefix="$ac_optarg" ;;
285
286	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
287	\| --program-suf \| --program-su \| --program-s)
288	ac_prev=program_suffix ;;
289	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
290	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
291	program_suffix="$ac_optarg" ;;
292
293	-program-transform-name \| --program-transform-name \
294	\| --program-transform-nam \| --program-transform-na \
295	\| --program-transform-n \| --program-transform- \
296	\| --program-transform \| --program-transfor \
297	\| --program-transfo \| --program-transf \
298	\| --program-trans \| --program-tran \
299	\| --progr-tra \| --program-tr \| --program-t)
300	ac_prev=program_transform_name ;;
301	-program-transform-name=* \| --program-transform-name=* \
302	\| --program-transform-nam=* \| --program-transform-na=* \
303	\| --program-transform-n=* \| --program-transform-=* \
304	\| --program-transform=* \| --program-transfor=* \
305	\| --program-transfo=* \| --program-transf=* \
306	\| --program-trans=* \| --program-tran=* \
307	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
308	program_transform_name="$ac_optarg" ;;
309
310	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
311	\| -silent \| --silent \| --silen \| --sile \| --sil)
312	silent=yes ;;
313
314	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
315	ac_prev=sbindir ;;
316	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
317	\| --sbi=* \| --sb=*)
318	sbindir="$ac_optarg" ;;
319
320	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
321	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
322	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
323	\| --sha \| --sh)
324	ac_prev=sharedstatedir ;;
325	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
326	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
327	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
328	\| --sha=* \| --sh=*)
329	sharedstatedir="$ac_optarg" ;;
330
331	-site \| --site \| --sit)
332	ac_prev=site ;;
333	-site=* \| --site=* \| --sit=*)
334	site="$ac_optarg" ;;
335
336	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
337	ac_prev=srcdir ;;
338	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
339	srcdir="$ac_optarg" ;;
340
341	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
342	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
343	ac_prev=sysconfdir ;;
344	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
345	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
346	sysconfdir="$ac_optarg" ;;
347
348	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
349	ac_prev=target ;;
350	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
351	target="$ac_optarg" ;;
352
353	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
354	verbose=yes ;;
355
356	-version \| --version \| --versio \| --versi \| --vers)
357	echo "configure generated by autoconf version 2.10"
358	exit 0 ;;
359
360	-with-* \| --with-*)
361	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
362	# Reject names that are not valid shell variable names.
363	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
364	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
365	fi
366	ac_package=`echo $ac_package\| sed 's/-/_/g'`
367	case "$ac_option" in
368	=) ;;
369	*) ac_optarg=yes ;;
370	esac
371	eval "with_${ac_package}='$ac_optarg'" ;;
372
373	-without-* \| --without-*)
374	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
375	# Reject names that are not valid shell variable names.
376	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
377	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
378	fi
379	ac_package=`echo $ac_package\| sed 's/-/_/g'`
380	eval "with_${ac_package}=no" ;;
381
382	--x)
383	# Obsolete; use --with-x.
384	with_x=yes ;;
385
386	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
387	\| --x-incl \| --x-inc \| --x-in \| --x-i)
388	ac_prev=x_includes ;;
389	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
390	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
391	x_includes="$ac_optarg" ;;
392
393	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
394	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
395	ac_prev=x_libraries ;;
396	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
397	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
398	x_libraries="$ac_optarg" ;;
399
400	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
401	;;
402
403	*)
404	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
405	echo "configure: warning: $ac_option: invalid host type" 1>&2
406	fi
407	if test "x$nonopt" != xNONE; then
408	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
409	fi
410	nonopt="$ac_option"
411	;;
412
413	esac
414	done
415
416	if test -n "$ac_prev"; then
417	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
418	fi
419
420	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
421
422	# File descriptor usage:
423	# 0 standard input
424	# 1 file creation
425	# 2 errors and warnings
426	# 3 some systems may open it to /dev/tty
427	# 4 used on the Kubota Titan
428	# 6 checking for... messages and results
429	# 5 compiler messages saved in config.log
430	if test "$silent" = yes; then
431	exec 6>/dev/null
432	else
433	exec 6>&1
434	fi
435	exec 5>./config.log
436
437	echo "\
438	This file contains any messages produced by compilers while
439	running configure, to aid debugging if configure makes a mistake.
440	" 1>&5
441
442	# Strip out --no-create and --no-recursion so they do not pile up.
443	# Also quote any args containing shell metacharacters.
444	ac_configure_args=
445	for ac_arg
446	do
447	case "$ac_arg" in
448	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
449	\| --no-cr \| --no-c) ;;
450	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
451	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
452	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
453	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
454	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
455	esac
456	done
457
458	# NLS nuisances.
459	# Only set LANG and LC_ALL to C if already set.
460	# These must not be set unconditionally because not all systems understand
461	# e.g. LANG=C (notably SCO).
462	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
463	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
464
465	# confdefs.h avoids OS command line length limits that DEFS can exceed.
466	rm -rf conftest* confdefs.h
467	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
468	echo > confdefs.h
469
470	# A filename unique to this package, relative to the directory that
471	# configure is in, which we can look for to find out if srcdir is correct.
472	ac_unique_file=canonicalform.cc
473
474	# Find the source files, if location was not specified.
475	if test -z "$srcdir"; then
476	ac_srcdir_defaulted=yes
477	# Try the directory containing this script, then its parent.
478	ac_prog=$0
479	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
480	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
481	srcdir=$ac_confdir
482	if test ! -r $srcdir/$ac_unique_file; then
483	srcdir=..
484	fi
485	else
486	ac_srcdir_defaulted=no
487	fi
488	if test ! -r $srcdir/$ac_unique_file; then
489	if test "$ac_srcdir_defaulted" = yes; then
490	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
491	else
492	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
493	fi
494	fi
495	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
496
497	# Prefer explicitly selected file to automatically selected ones.
498	if test -z "$CONFIG_SITE"; then
499	if test "x$prefix" != xNONE; then
500	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
501	else
502	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
503	fi
504	fi
505	for ac_site_file in $CONFIG_SITE; do
506	if test -r "$ac_site_file"; then
507	echo "loading site script $ac_site_file"
508	. "$ac_site_file"
509	fi
510	done
511
512	if test -r "$cache_file"; then
513	echo "loading cache $cache_file"
514	. $cache_file
515	else
516	echo "creating cache $cache_file"
517	> $cache_file
518	fi
519
520	ac_ext=c
521	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
522	ac_cpp='$CPP $CPPFLAGS'
523	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
524	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
525
526	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
527	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
528	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
529	ac_n= ac_c='
530	' ac_t=' '
531	else
532	ac_n=-n ac_c= ac_t=
533	fi
534	else
535	ac_n= ac_c='\c' ac_t=
536	fi
537
538
539
540	ac_aux_dir=
541	for ac_dir in bin $srcdir/bin; do
542	if test -f $ac_dir/install-sh; then
543	ac_aux_dir=$ac_dir
544	ac_install_sh="$ac_aux_dir/install-sh -c"
545	break
546	elif test -f $ac_dir/install.sh; then
547	ac_aux_dir=$ac_dir
548	ac_install_sh="$ac_aux_dir/install.sh -c"
549	break
550	fi
551	done
552	if test -z "$ac_aux_dir"; then
553	{ echo "configure: error: can not find install-sh or install.sh in bin $srcdir/bin" 1>&2; exit 1; }
554	fi
555	ac_config_guess=$ac_aux_dir/config.guess
556	ac_config_sub=$ac_aux_dir/config.sub
557	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
558
559
560	#
561	# Do not change version here!!!
562	#
563	factory_version="1.3b"
564	factory_configuration="'$ac_configure_args' in `pwd`"
565
566	#
567	# - check withs and enables.
568	#
569	# Check whether --with-memman or --without-memman was given.
570	if test "${with_memman+set}" = set; then
571	withval="$with_memman"
572	:
573	else
574	if test "x$with_Singular" = xyes; then
575	with_memman=no
576	else
577	with_memman=old
578	fi
579	fi
580
581
582	# font-lock-trick: '
583
584	# Check whether --with-gmp or --without-gmp was given.
585	if test "${with_gmp+set}" = set; then
586	withval="$with_gmp"
587	:
588	fi
589
590
591	# Check whether --with-Singular or --without-Singular was given.
592	if test "${with_Singular+set}" = set; then
593	withval="$with_Singular"
594	:
595	else
596	with_Singular=no
597	fi
598
599
600	# Check whether --enable-streamio or --disable-streamio was given.
601	if test "${enable_streamio+set}" = set; then
602	enableval="$enable_streamio"
603	:
604	else
605	if test "x$with_Singular" = xyes; then
606	enable_streamio=no
607	else
608	enable_streamio=yes
609	fi
610	fi
611
612
613	# Check whether --enable-memdebug or --disable-memdebug was given.
614	if test "${enable_memdebug+set}" = set; then
615	enableval="$enable_memdebug"
616	:
617	else
618	enable_memdebug=no
619	fi
620
621
622	# Check whether --enable-assertions or --disable-assertions was given.
623	if test "${enable_assertions+set}" = set; then
624	enableval="$enable_assertions"
625	:
626	else
627	enable_assertions=no
628	fi
629
630
631	# Check whether --enable-timing or --disable-timing was given.
632	if test "${enable_timing+set}" = set; then
633	enableval="$enable_timing"
634	:
635	else
636	enable_timing=no
637	fi
638
639
640	# Check whether --enable-debugoutput or --disable-debugoutput was given.
641	if test "${enable_debugoutput+set}" = set; then
642	enableval="$enable_debugoutput"
643	:
644	else
645	enable_debugoutput=no
646	fi
647
648
649	# an ugly tribute to Singular
650	# Check whether --enable-gmp or --disable-gmp was given.
651	if test "${enable_gmp+set}" = set; then
652	enableval="$enable_gmp"
653	if test "x$with_Singular" = xyes && test "x$enable_gmp" != xno; then
654	with_gmp='$(includedir)'
655	fi
656	fi
657
658
659	#
660	# - check the results of --with-gmp.
661	#
662	case "$with_gmp" in
663	yes\|no\|"")
664	gmp_in_installation=no ;;
665	'$(includedir)'\|'${includedir}')
666	gmp_in_installation=yes ;;
667	,)
668	saveIFS="$IFS"; IFS="${IFS},"
669	set dummy $with_gmp
670	IFS="$saveIFS"
671	CPPFLAGS="-I$2 $CPPFLAGS"
672	LDFLAGS="-L$3 $LDFLAGS"
673	gmp_in_installation=no ;;
674	*)
675	CPPFLAGS="-I$with_gmp $CPPFLAGS"
676	LDFLAGS="-L$with_gmp/../lib $LDFLAGS"
677	gmp_in_installation=no ;;
678	esac
679
680	#
681	# - check for CC and CXX but be careful about CFLAGS.
682	#
683	test "${CFLAGS+set}" = set \|\| cflags_expl_set=no
684	# Extract the first word of "gcc", so it can be a program name with args.
685	set dummy gcc; ac_word=$2
686	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
687	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
688	echo $ac_n "(cached) $ac_c" 1>&6
689	else
690	if test -n "$CC"; then
691	ac_cv_prog_CC="$CC" # Let the user override the test.
692	else
693	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
694	for ac_dir in $PATH; do
695	test -z "$ac_dir" && ac_dir=.
696	if test -f $ac_dir/$ac_word; then
697	ac_cv_prog_CC="gcc"
698	break
699	fi
700	done
701	IFS="$ac_save_ifs"
702	fi
703	fi
704	CC="$ac_cv_prog_CC"
705	if test -n "$CC"; then
706	echo "$ac_t""$CC" 1>&6
707	else
708	echo "$ac_t""no" 1>&6
709	fi
710
711	if test -z "$CC"; then
712	# Extract the first word of "cc", so it can be a program name with args.
713	set dummy cc; ac_word=$2
714	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
715	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
716	echo $ac_n "(cached) $ac_c" 1>&6
717	else
718	if test -n "$CC"; then
719	ac_cv_prog_CC="$CC" # Let the user override the test.
720	else
721	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
722	ac_prog_rejected=no
723	for ac_dir in $PATH; do
724	test -z "$ac_dir" && ac_dir=.
725	if test -f $ac_dir/$ac_word; then
726	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
727	ac_prog_rejected=yes
728	continue
729	fi
730	ac_cv_prog_CC="cc"
731	break
732	fi
733	done
734	IFS="$ac_save_ifs"
735	if test $ac_prog_rejected = yes; then
736	# We found a bogon in the path, so make sure we never use it.
737	set dummy $ac_cv_prog_CC
738	shift
739	if test $# -gt 0; then
740	# We chose a different compiler from the bogus one.
741	# However, it has the same basename, so the bogon will be chosen
742	# first if we set CC to just the basename; use the full file name.
743	shift
744	set dummy "$ac_dir/$ac_word" "$@"
745	shift
746	ac_cv_prog_CC="$@"
747	fi
748	fi
749	fi
750	fi
751	CC="$ac_cv_prog_CC"
752	if test -n "$CC"; then
753	echo "$ac_t""$CC" 1>&6
754	else
755	echo "$ac_t""no" 1>&6
756	fi
757
758	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
759	fi
760
761	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
762	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
763	echo $ac_n "(cached) $ac_c" 1>&6
764	else
765	cat > conftest.c <<EOF
766	#ifdef __GNUC__
767	yes;
768	#endif
769	EOF
770	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:771: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
771	ac_cv_prog_gcc=yes
772	else
773	ac_cv_prog_gcc=no
774	fi
775	fi
776
777	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
778	if test $ac_cv_prog_gcc = yes; then
779	GCC=yes
780	if test "${CFLAGS+set}" != set; then
781	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
782	if eval "test \"`echo '$''{'ac_cv_prog_gcc_g'+set}'`\" = set"; then
783	echo $ac_n "(cached) $ac_c" 1>&6
784	else
785	echo 'void f(){}' > conftest.c
786	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
787	ac_cv_prog_gcc_g=yes
788	else
789	ac_cv_prog_gcc_g=no
790	fi
791	rm -f conftest*
792
793	fi
794
795	echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
796	if test $ac_cv_prog_gcc_g = yes; then
797	CFLAGS="-g -O"
798	else
799	CFLAGS="-O"
800	fi
801	fi
802	else
803	GCC=
804	test "${CFLAGS+set}" = set \|\| CFLAGS="-g"
805	fi
806
807	test "${CXXFLAGS+set}" = set \|\| cxxflags_expl_set=no
808	for ac_prog in $CCC c++ g++ gcc CC cxx
809	do
810	# Extract the first word of "$ac_prog", so it can be a program name with args.
811	set dummy $ac_prog; ac_word=$2
812	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
813	if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
814	echo $ac_n "(cached) $ac_c" 1>&6
815	else
816	if test -n "$CXX"; then
817	ac_cv_prog_CXX="$CXX" # Let the user override the test.
818	else
819	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
820	for ac_dir in $PATH; do
821	test -z "$ac_dir" && ac_dir=.
822	if test -f $ac_dir/$ac_word; then
823	ac_cv_prog_CXX="$ac_prog"
824	break
825	fi
826	done
827	IFS="$ac_save_ifs"
828	fi
829	fi
830	CXX="$ac_cv_prog_CXX"
831	if test -n "$CXX"; then
832	echo "$ac_t""$CXX" 1>&6
833	else
834	echo "$ac_t""no" 1>&6
835	fi
836
837	test -n "$CXX" && break
838	done
839	test -n "$CXX" \|\| CXX="gcc"
840
841
842	echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
843	if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
844	echo $ac_n "(cached) $ac_c" 1>&6
845	else
846	cat > conftest.C <<EOF
847	#ifdef __GNUC__
848	yes;
849	#endif
850	EOF
851	if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:852: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
852	ac_cv_prog_gxx=yes
853	else
854	ac_cv_prog_gxx=no
855	fi
856	fi
857
858	echo "$ac_t""$ac_cv_prog_gxx" 1>&6
859	if test $ac_cv_prog_gxx = yes; then
860	GXX=yes
861	if test "${CXXFLAGS+set}" != set; then
862	echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
863	if eval "test \"`echo '$''{'ac_cv_prog_gxx_g'+set}'`\" = set"; then
864	echo $ac_n "(cached) $ac_c" 1>&6
865	else
866	echo 'void f(){}' > conftest.cc
867	if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
868	ac_cv_prog_gxx_g=yes
869	else
870	ac_cv_prog_gxx_g=no
871	fi
872	rm -f conftest*
873
874	fi
875
876	echo "$ac_t""$ac_cv_prog_gxx_g" 1>&6
877	if test $ac_cv_prog_gxx_g = yes; then
878	CXXFLAGS="-g -O"
879	else
880	CXXFLAGS="-O"
881	fi
882	fi
883	else
884	GXX=
885	test "${CXXFLAGS+set}" = set \|\| CXXFLAGS="-g"
886	fi
887
888	if test "x$GCC" != xyes && test "x$GXX" != xyes; then
889	echo "configure: warning: you better use gcc to compile Factory" 1>&2
890	else
891	if test "x$GXX" = xyes && test "x$cxxflags_expl_set" = xno; then
892	echo "configure: warning: we will use \`-O2 -fomit-frame-pointer' as default for \`CXXFLAGS'
893	(instead of the configure default \`-g -O')" 1>&2
894	fi
895	if test "x$GCC" = xyes && test "x$cflags_expl_set" = xno; then
896	echo "configure: warning: we will use \`-O2 -fomit-frame-pointer' as default for \`CFLAGS'
897	(instead of the configure default \`-g -O')" 1>&2
898	fi
899	fi
900
901	#
902	# - check for some other programs.
903	#
904	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
905	# On Suns, sometimes $CPP names a directory.
906	if test -n "$CPP" && test -d "$CPP"; then
907	CPP=
908	fi
909	if test -z "$CPP"; then
910	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
911	echo $ac_n "(cached) $ac_c" 1>&6
912	else
913	# This must be in double quotes, not single quotes, because CPP may get
914	# substituted into the Makefile and "${CC-cc}" will confuse make.
915	CPP="${CC-cc} -E"
916	# On the NeXT, cc -E runs the code through the compiler's parser,
917	# not just through cpp.
918	cat > conftest.$ac_ext <<EOF
919	#line 920 "configure"
920	#include "confdefs.h"
921	#include <assert.h>
922	Syntax Error
923	EOF
924	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
925	{ (eval echo configure:926: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
926	ac_err=`grep -v '^ *+' conftest.out`
927	if test -z "$ac_err"; then
928	:
929	else
930	echo "$ac_err" >&5
931	rm -rf conftest*
932	CPP="${CC-cc} -E -traditional-cpp"
933	cat > conftest.$ac_ext <<EOF
934	#line 935 "configure"
935	#include "confdefs.h"
936	#include <assert.h>
937	Syntax Error
938	EOF
939	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
940	{ (eval echo configure:941: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
941	ac_err=`grep -v '^ *+' conftest.out`
942	if test -z "$ac_err"; then
943	:
944	else
945	echo "$ac_err" >&5
946	rm -rf conftest*
947	CPP=/lib/cpp
948	fi
949	rm -f conftest*
950	fi
951	rm -f conftest*
952	ac_cv_prog_CPP="$CPP"
953	fi
954	CPP="$ac_cv_prog_CPP"
955	else
956	ac_cv_prog_CPP="$CPP"
957	fi
958	echo "$ac_t""$CPP" 1>&6
959
960	echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
961	if test -z "$CXXCPP"; then
962	if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
963	echo $ac_n "(cached) $ac_c" 1>&6
964	else
965	ac_ext=C
966	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
967	ac_cpp='$CXXCPP $CPPFLAGS'
968	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
969	ac_link='${CXX-g++} -o conftest $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
970	CXXCPP="${CXX-g++} -E"
971	cat > conftest.$ac_ext <<EOF
972	#line 973 "configure"
973	#include "confdefs.h"
974	#include <stdlib.h>
975	EOF
976	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
977	{ (eval echo configure:978: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
978	ac_err=`grep -v '^ *+' conftest.out`
979	if test -z "$ac_err"; then
980	:
981	else
982	echo "$ac_err" >&5
983	rm -rf conftest*
984	CXXCPP=/lib/cpp
985	fi
986	rm -f conftest*
987	ac_cv_prog_CXXCPP="$CXXCPP"
988	ac_ext=c
989	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
990	ac_cpp='$CPP $CPPFLAGS'
991	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
992	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
993	fi
994	fi
995	CXXCPP="$ac_cv_prog_CXXCPP"
996	echo "$ac_t""$CXXCPP" 1>&6
997
998	echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
999	if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1000	echo $ac_n "(cached) $ac_c" 1>&6
1001	else
1002	rm -f conftestdata
1003	if ln -s X conftestdata 2>/dev/null
1004	then
1005	rm -f conftestdata
1006	ac_cv_prog_LN_S="ln -s"
1007	else
1008	ac_cv_prog_LN_S=ln
1009	fi
1010	fi
1011	LN_S="$ac_cv_prog_LN_S"
1012	if test "$ac_cv_prog_LN_S" = "ln -s"; then
1013	echo "$ac_t""yes" 1>&6
1014	else
1015	echo "$ac_t""no" 1>&6
1016	fi
1017
1018	# Find a good install program. We prefer a C program (faster),
1019	# so one script is as good as another. But avoid the broken or
1020	# incompatible versions:
1021	# SysV /etc/install, /usr/sbin/install
1022	# SunOS /usr/etc/install
1023	# IRIX /sbin/install
1024	# AIX /bin/install
1025	# AFS /usr/afsws/bin/install, which mishandles nonexistent args
1026	# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
1027	# ./install, which can be erroneously created by make from ./install.sh.
1028	echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
1029	if test -z "$INSTALL"; then
1030	if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
1031	echo $ac_n "(cached) $ac_c" 1>&6
1032	else
1033	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1034	for ac_dir in $PATH; do
1035	# Account for people who put trailing slashes in PATH elements.
1036	case "$ac_dir/" in
1037	/\|./\|.//\|/etc/\|/usr/sbin/\|/usr/etc/\|/sbin/\|/usr/afsws/bin/\|/usr/ucb/) ;;
1038	*)
1039	# OSF1 and SCO ODT 3.0 have their own names for install.
1040	for ac_prog in ginstall installbsd scoinst install; do
1041	if test -f $ac_dir/$ac_prog; then
1042	if test $ac_prog = install &&
1043	grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
1044	# AIX install. It has an incompatible calling convention.
1045	# OSF/1 installbsd also uses dspmsg, but is usable.
1046	:
1047	else
1048	ac_cv_path_install="$ac_dir/$ac_prog -c"
1049	break 2
1050	fi
1051	fi
1052	done
1053	;;
1054	esac
1055	done
1056	IFS="$ac_save_ifs"
1057
1058	fi
1059	if test "${ac_cv_path_install+set}" = set; then
1060	INSTALL="$ac_cv_path_install"
1061	else
1062	# As a last resort, use the slow shell script. We don't cache a
1063	# path for INSTALL within a source directory, because that will
1064	# break other packages using the cache if that directory is
1065	# removed, or if the path is relative.
1066	INSTALL="$ac_install_sh"
1067	fi
1068	fi
1069	echo "$ac_t""$INSTALL" 1>&6
1070
1071	# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
1072	# It thinks the first close brace ends the variable substitution.
1073	test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
1074
1075	test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
1076
1077	# Extract the first word of "ranlib", so it can be a program name with args.
1078	set dummy ranlib; ac_word=$2
1079	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1080	if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
1081	echo $ac_n "(cached) $ac_c" 1>&6
1082	else
1083	if test -n "$RANLIB"; then
1084	ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
1085	else
1086	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1087	for ac_dir in $PATH; do
1088	test -z "$ac_dir" && ac_dir=.
1089	if test -f $ac_dir/$ac_word; then
1090	ac_cv_prog_RANLIB="ranlib"
1091	break
1092	fi
1093	done
1094	IFS="$ac_save_ifs"
1095	test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
1096	fi
1097	fi
1098	RANLIB="$ac_cv_prog_RANLIB"
1099	if test -n "$RANLIB"; then
1100	echo "$ac_t""$RANLIB" 1>&6
1101	else
1102	echo "$ac_t""no" 1>&6
1103	fi
1104
1105	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
1106	set dummy ${MAKE-make}; ac_make=$2
1107	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
1108	echo $ac_n "(cached) $ac_c" 1>&6
1109	else
1110	cat > conftestmake <<\EOF
1111	all:
1112	@echo 'ac_maketemp="${MAKE}"'
1113	EOF
1114	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
1115	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
1116	if test -n "$ac_maketemp"; then
1117	eval ac_cv_prog_make_${ac_make}_set=yes
1118	else
1119	eval ac_cv_prog_make_${ac_make}_set=no
1120	fi
1121	rm -f conftestmake
1122	fi
1123	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
1124	echo "$ac_t""yes" 1>&6
1125	SET_MAKE=
1126	else
1127	echo "$ac_t""no" 1>&6
1128	SET_MAKE="MAKE=${MAKE-make}"
1129	fi
1130
1131	# Extract the first word of "ar", so it can be a program name with args.
1132	set dummy ar; ac_word=$2
1133	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1134	if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
1135	echo $ac_n "(cached) $ac_c" 1>&6
1136	else
1137	if test -n "$AR"; then
1138	ac_cv_prog_AR="$AR" # Let the user override the test.
1139	else
1140	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1141	for ac_dir in $PATH; do
1142	test -z "$ac_dir" && ac_dir=.
1143	if test -f $ac_dir/$ac_word; then
1144	ac_cv_prog_AR="ar"
1145	break
1146	fi
1147	done
1148	IFS="$ac_save_ifs"
1149	test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="where-is-your-ar"
1150	fi
1151	fi
1152	AR="$ac_cv_prog_AR"
1153	if test -n "$AR"; then
1154	echo "$ac_t""$AR" 1>&6
1155	else
1156	echo "$ac_t""no" 1>&6
1157	fi
1158
1159	# Extract the first word of "m4", so it can be a program name with args.
1160	set dummy m4; ac_word=$2
1161	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1162	if eval "test \"`echo '$''{'ac_cv_prog_M4'+set}'`\" = set"; then
1163	echo $ac_n "(cached) $ac_c" 1>&6
1164	else
1165	if test -n "$M4"; then
1166	ac_cv_prog_M4="$M4" # Let the user override the test.
1167	else
1168	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1169	for ac_dir in $PATH; do
1170	test -z "$ac_dir" && ac_dir=.
1171	if test -f $ac_dir/$ac_word; then
1172	ac_cv_prog_M4="m4"
1173	break
1174	fi
1175	done
1176	IFS="$ac_save_ifs"
1177	test -z "$ac_cv_prog_M4" && ac_cv_prog_M4="where-is-your-m4"
1178	fi
1179	fi
1180	M4="$ac_cv_prog_M4"
1181	if test -n "$M4"; then
1182	echo "$ac_t""$M4" 1>&6
1183	else
1184	echo "$ac_t""no" 1>&6
1185	fi
1186
1187	# Extract the first word of "bison", so it can be a program name with args.
1188	set dummy bison; ac_word=$2
1189	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1190	if eval "test \"`echo '$''{'ac_cv_prog_BISON'+set}'`\" = set"; then
1191	echo $ac_n "(cached) $ac_c" 1>&6
1192	else
1193	if test -n "$BISON"; then
1194	ac_cv_prog_BISON="$BISON" # Let the user override the test.
1195	else
1196	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1197	for ac_dir in $PATH; do
1198	test -z "$ac_dir" && ac_dir=.
1199	if test -f $ac_dir/$ac_word; then
1200	ac_cv_prog_BISON="bison"
1201	break
1202	fi
1203	done
1204	IFS="$ac_save_ifs"
1205	test -z "$ac_cv_prog_BISON" && ac_cv_prog_BISON="where-is-your-bison"
1206	fi
1207	fi
1208	BISON="$ac_cv_prog_BISON"
1209	if test -n "$BISON"; then
1210	echo "$ac_t""$BISON" 1>&6
1211	else
1212	echo "$ac_t""no" 1>&6
1213	fi
1214
1215
1216	# do not use `MKINSTALLDIRS' and `MAKEHEADER' since there may be
1217	# name clashes with other peoples configure scripts via
1218	# `config.cache'. Furthermore, we do not use cache at all to
1219	# avoid some nasty problems with our own development environment.
1220	unset ac_cv_path_FACTORY_MKINSTALLDIRS
1221	unset ac_cv_path_FACTORY_MAKEHEADER
1222	# Extract the first word of "mkinstalldirs", so it can be a program name with args.
1223	set dummy mkinstalldirs; ac_word=$2
1224	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1225	if eval "test \"`echo '$''{'ac_cv_path_FACTORY_MKINSTALLDIRS'+set}'`\" = set"; then
1226	echo $ac_n "(cached) $ac_c" 1>&6
1227	else
1228	case "$FACTORY_MKINSTALLDIRS" in
1229	/*)
1230	ac_cv_path_FACTORY_MKINSTALLDIRS="$FACTORY_MKINSTALLDIRS" # Let the user override the test with a path.
1231	;;
1232	*)
1233	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1234	for ac_dir in $PATH:$srcdir/bin; do
1235	test -z "$ac_dir" && ac_dir=.
1236	if test -f $ac_dir/$ac_word; then
1237	ac_cv_path_FACTORY_MKINSTALLDIRS="$ac_dir/$ac_word"
1238	break
1239	fi
1240	done
1241	IFS="$ac_save_ifs"
1242	test -z "$ac_cv_path_FACTORY_MKINSTALLDIRS" && ac_cv_path_FACTORY_MKINSTALLDIRS="-mkdir"
1243	;;
1244	esac
1245	fi
1246	FACTORY_MKINSTALLDIRS="$ac_cv_path_FACTORY_MKINSTALLDIRS"
1247	if test -n "$FACTORY_MKINSTALLDIRS"; then
1248	echo "$ac_t""$FACTORY_MKINSTALLDIRS" 1>&6
1249	else
1250	echo "$ac_t""no" 1>&6
1251	fi
1252
1253	# Extract the first word of "makeheader", so it can be a program name with args.
1254	set dummy makeheader; ac_word=$2
1255	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1256	if eval "test \"`echo '$''{'ac_cv_path_FACTORY_MAKEHEADER'+set}'`\" = set"; then
1257	echo $ac_n "(cached) $ac_c" 1>&6
1258	else
1259	case "$FACTORY_MAKEHEADER" in
1260	/*)
1261	ac_cv_path_FACTORY_MAKEHEADER="$FACTORY_MAKEHEADER" # Let the user override the test with a path.
1262	;;
1263	*)
1264	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1265	for ac_dir in $srcdir/bin:$PATH; do
1266	test -z "$ac_dir" && ac_dir=.
1267	if test -f $ac_dir/$ac_word; then
1268	ac_cv_path_FACTORY_MAKEHEADER="$ac_dir/$ac_word"
1269	break
1270	fi
1271	done
1272	IFS="$ac_save_ifs"
1273	;;
1274	esac
1275	fi
1276	FACTORY_MAKEHEADER="$ac_cv_path_FACTORY_MAKEHEADER"
1277	if test -n "$FACTORY_MAKEHEADER"; then
1278	echo "$ac_t""$FACTORY_MAKEHEADER" 1>&6
1279	else
1280	echo "$ac_t""no" 1>&6
1281	fi
1282
1283
1284	#
1285	# - check for libraries.
1286	#
1287	echo $ac_n "checking for -lm""... $ac_c" 1>&6
1288	ac_lib_var=`echo m'_'atof \| tr './+\055' '__p_'`
1289	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1290	echo $ac_n "(cached) $ac_c" 1>&6
1291	else
1292	ac_save_LIBS="$LIBS"
1293	LIBS="-lm $LIBS"
1294	cat > conftest.$ac_ext <<EOF
1295	#line 1296 "configure"
1296	#include "confdefs.h"
1297	/* Override any gcc2 internal prototype to avoid an error. */
1298	/* We use char because int might match the return type of a gcc2
1299	builtin and then its argument prototype would still apply. */
1300	char atof();
1301
1302	int main() { return 0; }
1303	int t() {
1304	atof()
1305	; return 0; }
1306	EOF
1307	if { (eval echo configure:1308: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1308	rm -rf conftest*
1309	eval "ac_cv_lib_$ac_lib_var=yes"
1310	else
1311	rm -rf conftest*
1312	eval "ac_cv_lib_$ac_lib_var=no"
1313	fi
1314	rm -f conftest*
1315	LIBS="$ac_save_LIBS"
1316
1317	fi
1318	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1319	echo "$ac_t""yes" 1>&6
1320	ac_tr_lib=HAVE_LIB`echo m \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1321	cat >> confdefs.h <<EOF
1322	#define $ac_tr_lib 1
1323	EOF
1324
1325	LIBS="-lm $LIBS"
1326
1327	else
1328	echo "$ac_t""no" 1>&6
1329	{ echo "configure: error: libm.a not found" 1>&2; exit 1; }
1330	fi
1331
1332
1333	if test "x$gmp_in_installation" != xyes; then
1334	echo $ac_n "checking for -lgmp""... $ac_c" 1>&6
1335	ac_lib_var=`echo gmp'_'mpz_init \| tr './+\055' '__p_'`
1336	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1337	echo $ac_n "(cached) $ac_c" 1>&6
1338	else
1339	ac_save_LIBS="$LIBS"
1340	LIBS="-lgmp $LIBS"
1341	cat > conftest.$ac_ext <<EOF
1342	#line 1343 "configure"
1343	#include "confdefs.h"
1344	/* Override any gcc2 internal prototype to avoid an error. */
1345	/* We use char because int might match the return type of a gcc2
1346	builtin and then its argument prototype would still apply. */
1347	char mpz_init();
1348
1349	int main() { return 0; }
1350	int t() {
1351	mpz_init()
1352	; return 0; }
1353	EOF
1354	if { (eval echo configure:1355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
1355	rm -rf conftest*
1356	eval "ac_cv_lib_$ac_lib_var=yes"
1357	else
1358	rm -rf conftest*
1359	eval "ac_cv_lib_$ac_lib_var=no"
1360	fi
1361	rm -f conftest*
1362	LIBS="$ac_save_LIBS"
1363
1364	fi
1365	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1366	echo "$ac_t""yes" 1>&6
1367	ac_tr_lib=HAVE_LIB`echo gmp \| tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
1368	cat >> confdefs.h <<EOF
1369	#define $ac_tr_lib 1
1370	EOF
1371
1372	LIBS="-lgmp $LIBS"
1373
1374	else
1375	echo "$ac_t""no" 1>&6
1376	{ echo "configure: error: libgmp.a not found. Use option --with-gmp to specify path" 1>&2; exit 1; }
1377	fi
1378
1379	fi
1380
1381	#
1382	# - check for header files.
1383	#
1384	ac_ext=C
1385	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1386	ac_cpp='$CXXCPP $CPPFLAGS'
1387	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1388	ac_link='${CXX-g++} -o conftest $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1389
1390
1391	if test "x$gmp_in_installation" != xyes; then
1392	for ac_hdr in gmp.h
1393	do
1394	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1395	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1396	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1397	echo $ac_n "(cached) $ac_c" 1>&6
1398	else
1399	cat > conftest.$ac_ext <<EOF
1400	#line 1401 "configure"
1401	#include "confdefs.h"
1402	#include <$ac_hdr>
1403	EOF
1404	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1405	{ (eval echo configure:1406: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1406	ac_err=`grep -v '^ *+' conftest.out`
1407	if test -z "$ac_err"; then
1408	rm -rf conftest*
1409	eval "ac_cv_header_$ac_safe=yes"
1410	else
1411	echo "$ac_err" >&5
1412	rm -rf conftest*
1413	eval "ac_cv_header_$ac_safe=no"
1414	fi
1415	rm -f conftest*
1416	fi
1417	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1418	echo "$ac_t""yes" 1>&6
1419	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1420	cat >> confdefs.h <<EOF
1421	#define $ac_tr_hdr 1
1422	EOF
1423
1424	else
1425	echo "$ac_t""no" 1>&6
1426	{ echo "configure: error: gmp.h not found. Use option --with-gmp to specify path" 1>&2; exit 1; }
1427	fi
1428	done
1429
1430	fi
1431
1432	for ac_hdr in stdio.h stdlib.h string.h time.h math.h
1433	do
1434	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1435	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1436	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1437	echo $ac_n "(cached) $ac_c" 1>&6
1438	else
1439	cat > conftest.$ac_ext <<EOF
1440	#line 1441 "configure"
1441	#include "confdefs.h"
1442	#include <$ac_hdr>
1443	EOF
1444	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1445	{ (eval echo configure:1446: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1446	ac_err=`grep -v '^ *+' conftest.out`
1447	if test -z "$ac_err"; then
1448	rm -rf conftest*
1449	eval "ac_cv_header_$ac_safe=yes"
1450	else
1451	echo "$ac_err" >&5
1452	rm -rf conftest*
1453	eval "ac_cv_header_$ac_safe=no"
1454	fi
1455	rm -f conftest*
1456	fi
1457	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1458	echo "$ac_t""yes" 1>&6
1459	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1460	cat >> confdefs.h <<EOF
1461	#define $ac_tr_hdr 1
1462	EOF
1463
1464	else
1465	echo "$ac_t""no" 1>&6
1466	{ echo "configure: error: C header files not found" 1>&2; exit 1; }
1467	fi
1468	done
1469
1470
1471	if test "x$enable_streamio" != xno; then
1472	for ac_hdr in iostream.h strstream.h fstream.h
1473	do
1474	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1475	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1476	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1477	echo $ac_n "(cached) $ac_c" 1>&6
1478	else
1479	cat > conftest.$ac_ext <<EOF
1480	#line 1481 "configure"
1481	#include "confdefs.h"
1482	#include <$ac_hdr>
1483	EOF
1484	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1485	{ (eval echo configure:1486: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1486	ac_err=`grep -v '^ *+' conftest.out`
1487	if test -z "$ac_err"; then
1488	rm -rf conftest*
1489	eval "ac_cv_header_$ac_safe=yes"
1490	else
1491	echo "$ac_err" >&5
1492	rm -rf conftest*
1493	eval "ac_cv_header_$ac_safe=no"
1494	fi
1495	rm -f conftest*
1496	fi
1497	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1498	echo "$ac_t""yes" 1>&6
1499	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1500	cat >> confdefs.h <<EOF
1501	#define $ac_tr_hdr 1
1502	EOF
1503
1504	else
1505	echo "$ac_t""no" 1>&6
1506	{ echo "configure: error: C++ header files not found" 1>&2; exit 1; }
1507	fi
1508	done
1509
1510	for ac_hdr in ctype.h
1511	do
1512	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1513	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1514	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1515	echo $ac_n "(cached) $ac_c" 1>&6
1516	else
1517	cat > conftest.$ac_ext <<EOF
1518	#line 1519 "configure"
1519	#include "confdefs.h"
1520	#include <$ac_hdr>
1521	EOF
1522	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1523	{ (eval echo configure:1524: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1524	ac_err=`grep -v '^ *+' conftest.out`
1525	if test -z "$ac_err"; then
1526	rm -rf conftest*
1527	eval "ac_cv_header_$ac_safe=yes"
1528	else
1529	echo "$ac_err" >&5
1530	rm -rf conftest*
1531	eval "ac_cv_header_$ac_safe=no"
1532	fi
1533	rm -f conftest*
1534	fi
1535	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1536	echo "$ac_t""yes" 1>&6
1537	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1538	cat >> confdefs.h <<EOF
1539	#define $ac_tr_hdr 1
1540	EOF
1541
1542	else
1543	echo "$ac_t""no" 1>&6
1544	{ echo "configure: error: standard C header files not found" 1>&2; exit 1; }
1545	fi
1546	done
1547
1548
1549	# since the FTE will compile only with stream IO enabled we will not
1550	# check for the necessary header files if stream IO is disabled
1551	for ac_hdr in stdarg.h signal.h errno.h unistd.h
1552	do
1553	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1554	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1555	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1556	echo $ac_n "(cached) $ac_c" 1>&6
1557	else
1558	cat > conftest.$ac_ext <<EOF
1559	#line 1560 "configure"
1560	#include "confdefs.h"
1561	#include <$ac_hdr>
1562	EOF
1563	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1564	{ (eval echo configure:1565: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1565	ac_err=`grep -v '^ *+' conftest.out`
1566	if test -z "$ac_err"; then
1567	rm -rf conftest*
1568	eval "ac_cv_header_$ac_safe=yes"
1569	else
1570	echo "$ac_err" >&5
1571	rm -rf conftest*
1572	eval "ac_cv_header_$ac_safe=no"
1573	fi
1574	rm -f conftest*
1575	fi
1576	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1577	echo "$ac_t""yes" 1>&6
1578	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1579	cat >> confdefs.h <<EOF
1580	#define $ac_tr_hdr 1
1581	EOF
1582
1583	else
1584	echo "$ac_t""no" 1>&6
1585	echo "configure: warning: C/C++ header files not found.
1586	You will not be able to build the Factory Test Environment
1587	(though Factory itself should compile)" 1>&2
1588	fi
1589	done
1590
1591	fi
1592
1593	if test "x$enable_timing" != xno; then
1594	for ac_hdr in sys/param.h sys/times.h
1595	do
1596	ac_safe=`echo "$ac_hdr" \| tr './\055' '___'`
1597	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1598	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1599	echo $ac_n "(cached) $ac_c" 1>&6
1600	else
1601	cat > conftest.$ac_ext <<EOF
1602	#line 1603 "configure"
1603	#include "confdefs.h"
1604	#include <$ac_hdr>
1605	EOF
1606	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1607	{ (eval echo configure:1608: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1608	ac_err=`grep -v '^ *+' conftest.out`
1609	if test -z "$ac_err"; then
1610	rm -rf conftest*
1611	eval "ac_cv_header_$ac_safe=yes"
1612	else
1613	echo "$ac_err" >&5
1614	rm -rf conftest*
1615	eval "ac_cv_header_$ac_safe=no"
1616	fi
1617	rm -f conftest*
1618	fi
1619	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1620	echo "$ac_t""yes" 1>&6
1621	ac_tr_hdr=HAVE_`echo $ac_hdr \| tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
1622	cat >> confdefs.h <<EOF
1623	#define $ac_tr_hdr 1
1624	EOF
1625
1626	else
1627	echo "$ac_t""no" 1>&6
1628	{ echo "configure: error: \`sys/times.h' or \`sys/param.h' not found. Try
1629	\`configure --disable-timing'" 1>&2; exit 1; }
1630	fi
1631	done
1632
1633	fi
1634
1635	# font-lock-trick: '
1636
1637	#
1638	# - check for compiler characteristics.
1639	#
1640
1641	# use C to check compiler characteristics instead of C++. On
1642	# nextstep, checking with C++ may fail.
1643	ac_ext=c
1644	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1645	ac_cpp='$CPP $CPPFLAGS'
1646	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1647	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1648
1649
1650	# cross-compiling ?!
1651	# If we cannot run a trivial program, we must be cross compiling.
1652	echo $ac_n "checking whether cross-compiling""... $ac_c" 1>&6
1653	if eval "test \"`echo '$''{'ac_cv_c_cross'+set}'`\" = set"; then
1654	echo $ac_n "(cached) $ac_c" 1>&6
1655	else
1656	if test "$cross_compiling" = yes; then
1657	ac_cv_c_cross=yes
1658	else
1659	cat > conftest.$ac_ext <<EOF
1660	#line 1661 "configure"
1661	#include "confdefs.h"
1662	main(){return(0);}
1663	EOF
1664	{ (eval echo configure:1665: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
1665	if test -s conftest && (./conftest; exit) 2>/dev/null; then
1666	ac_cv_c_cross=no
1667	else
1668	ac_cv_c_cross=yes
1669	fi
1670	fi
1671	rm -fr conftest*
1672	fi
1673
1674	echo "$ac_t""$ac_cv_c_cross" 1>&6
1675	cross_compiling=$ac_cv_c_cross
1676
1677	if test "x$cross_compiling" = xyes; then
1678	echo "configure: warning: you better specify a cache file to get the values for
1679	cross-compiling right (e.g., call \`configure
1680	--cache-file=yourTarget.cache'). In particular, you
1681	should make sure that your target machine supports
1682	arithmetic shift." 1>&2
1683	fi
1684
1685	# font-lock-trick: '
1686
1687	echo $ac_n "checking for working const""... $ac_c" 1>&6
1688	if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
1689	echo $ac_n "(cached) $ac_c" 1>&6
1690	else
1691	cat > conftest.$ac_ext <<EOF
1692	#line 1693 "configure"
1693	#include "confdefs.h"
1694
1695	int main() { return 0; }
1696	int t() {
1697
1698	/* Ultrix mips cc rejects this. */
1699	typedef int charset[2]; const charset x;
1700	/* SunOS 4.1.1 cc rejects this. */
1701	char const const ccp;
1702	char **p;
1703	/* NEC SVR4.0.2 mips cc rejects this. */
1704	struct point {int x, y;};
1705	static struct point const zero = {0,0};
1706	/* AIX XL C 1.02.0.0 rejects this.
1707	It does not let you subtract one const X* pointer from another in an arm
1708	of an if-expression whose if-part is not a constant expression */
1709	const char *g = "string";
1710	ccp = &g + (g ? g-g : 0);
1711	/* HPUX 7.0 cc rejects these. */
1712	++ccp;
1713	p = (char**) ccp;
1714	ccp = (char const const ) p;
1715	{ /* SCO 3.2v4 cc rejects this. */
1716	char *t;
1717	char const s = 0 ? (char ) 0 : (char const *) 0;
1718
1719	*t++ = 0;
1720	}
1721	{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
1722	int x[] = {25, 17};
1723	const int *foo = &x[0];
1724	++foo;
1725	}
1726	{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
1727	typedef const int *iptr;
1728	iptr p = 0;
1729	++p;
1730	}
1731	{ /* AIX XL C 1.02.0.0 rejects this saying
1732	"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
1733	struct s { int j; const int *ap[3]; };
1734	struct s *b; b->j = 5;
1735	}
1736	{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
1737	const int foo = 10;
1738	}
1739
1740	; return 0; }
1741	EOF
1742	if { (eval echo configure:1743: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1743	rm -rf conftest*
1744	ac_cv_c_const=yes
1745	else
1746	rm -rf conftest*
1747	ac_cv_c_const=no
1748	fi
1749	rm -f conftest*
1750
1751	fi
1752
1753	echo "$ac_t""$ac_cv_c_const" 1>&6
1754	if test $ac_cv_c_const = no; then
1755	cat >> confdefs.h <<\EOF
1756	#define const
1757	EOF
1758
1759	fi
1760
1761	echo $ac_n "checking for inline""... $ac_c" 1>&6
1762	if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
1763	echo $ac_n "(cached) $ac_c" 1>&6
1764	else
1765	ac_cv_c_inline=no
1766	for ac_kw in inline __inline__ __inline; do
1767	cat > conftest.$ac_ext <<EOF
1768	#line 1769 "configure"
1769	#include "confdefs.h"
1770
1771	int main() { return 0; }
1772	int t() {
1773	} $ac_kw foo() {
1774	; return 0; }
1775	EOF
1776	if { (eval echo configure:1777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1777	rm -rf conftest*
1778	ac_cv_c_inline=$ac_kw; break
1779	fi
1780	rm -f conftest*
1781
1782	done
1783
1784	fi
1785
1786	echo "$ac_t""$ac_cv_c_inline" 1>&6
1787	case "$ac_cv_c_inline" in
1788	inline \| yes) ;;
1789	no) cat >> confdefs.h <<\EOF
1790	#define inline
1791	EOF
1792	;;
1793	*) cat >> confdefs.h <<EOF
1794	#define inline $ac_cv_c_inline
1795	EOF
1796	;;
1797	esac
1798
1799
1800	# arithmetic shift
1801	echo $ac_n "checking whether your compiler does arithmetic shifts""... $ac_c" 1>&6
1802	if eval "test \"`echo '$''{'ac_cv_shift'+set}'`\" = set"; then
1803	echo $ac_n "(cached) $ac_c" 1>&6
1804	else
1805	if test "$cross_compiling" = yes; then
1806	ac_cv_shift=yes
1807	else
1808	cat > conftest.$ac_ext <<EOF
1809	#line 1810 "configure"
1810	#include "confdefs.h"
1811	int main() { if (-2 >> 1 == -1) exit(0); else exit(1); }
1812	EOF
1813	{ (eval echo configure:1814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
1814	if test -s conftest && (./conftest; exit) 2>/dev/null; then
1815	ac_cv_shift=yes
1816	else
1817	ac_cv_shift=no
1818	fi
1819	fi
1820	rm -fr conftest*
1821	fi
1822
1823	if test "x$ac_cv_shift" = xyes; then
1824	echo "$ac_t""yes" 1>&6
1825	else
1826	echo "$ac_t""no" 1>&6
1827	fi
1828
1829	#
1830	# - paths.
1831	#
1832
1833	# we have to get datadir explicitely for config.h
1834	save_prefix="$prefix"
1835	test "x$prefix" = xNONE && prefix="$ac_default_prefix"
1836	expl_datadir=`eval echo "$datadir"`
1837	prefix="$save_prefix"
1838	# get absolute path of expl_datadir
1839	if echo "$expl_datadir" \| grep -v '^/' > /dev/null 2> /dev/null; then
1840	expl_datadir="`pwd`/$expl_datadir"
1841	fi
1842
1843	if test "x$with_Singular" = xyes; then
1844	gftabledir='${datadir}/Singular/gftables'
1845	expl_gftabledir="$expl_datadir/Singular/gftables"
1846	templatedir='${includedir}/templates'
1847	else
1848	gftabledir='${datadir}/factory/gftables'
1849	expl_gftabledir="$expl_datadir/factory/gftables"
1850	templatedir='${includedir}/templates'
1851	fi
1852
1853	#
1854	# - the name of the game and the targets to create.
1855	#
1856	if test "x$with_Singular" = xyes; then
1857	libfactory=libsingcf.a
1858
1859	factorysrc='$(basefactorysrc) $(singfactorysrc)'
1860	factoryincl='$(basefactoryincl) $(singfactoryincl)'
1861	memmansrc=
1862	memmanincl=
1863
1864	alltargets=cf
1865	installtargets=installcf
1866	uninstalltargets=uninstallcf
1867	else
1868	libfactory=libcf.a
1869
1870	factorysrc='$(basefactorysrc)'
1871	factoryincl='$(basefactoryincl)'
1872	memmansrc='$(basememmansrc)'
1873	memmanincl=
1874
1875	alltargets=cf
1876	installtargets=installcf
1877	uninstalltargets=uninstallcf
1878	fi
1879
1880	#
1881	# - set defines and variables according to our tests.
1882	#
1883
1884	# CFLAGS
1885	if test "x$GCC" = xyes && test "x$cflags_expl_set" = xno; then
1886	CFLAGS="-O2 -fomit-frame-pointer"
1887	fi
1888
1889	# CXXFLAGS
1890	if test "x$GXX" = xyes && test "x$cxxflags_expl_set" = xno; then
1891	CXXFLAGS="-O2 -fomit-frame-pointer"
1892	fi
1893
1894	# ARFLAGS
1895	test "${ARFLAGS+set}" = set \|\| ARFLAGS=cr
1896
1897	# M4FLAGS
1898	test "${M4FLAGS+set}" = set \|\| M4FLAGS=
1899
1900	# Singular
1901	if test "x$with_Singular" = xyes; then
1902	cat >> confdefs.h <<\EOF
1903	#define SINGULAR 1
1904	EOF
1905
1906	fi
1907
1908	# arithmetic shift
1909	if test "x$ac_cv_shift" = xyes; then
1910	cat >> confdefs.h <<\EOF
1911	#define HAS_ARITHMETIC_SHIFT 1
1912	EOF
1913
1914	fi
1915
1916	# gmp-stuff. we must not set these flags before the tests
1917	# are finished!
1918	if test "x$gmp_in_installation" = xyes; then
1919	CPPFLAGS="-I\$(includedir) $CPPFLAGS"
1920	LDFLAGS="-L\$(libdir) -lgmp $LDFLAGS"
1921	fi
1922
1923	# memory manager
1924	if test "x$with_memman" != xno; then
1925	alltargets="$alltargets mem"
1926	installtargets="$installtargets installmem"
1927	uninstalltargets="$uninstalltargets uninstallmem"
1928	cat >> confdefs.h <<\EOF
1929	#define USE_MEMUTIL 1
1930	EOF
1931
1932
1933	if test "x$with_memman" != xnew; then
1934	memmansrc="$memmansrc \$(oldmemmansrc)"
1935	memmanincl='$(oldmemmanincl)'
1936	cat >> confdefs.h <<\EOF
1937	#define USE_OLD_MEMMAN 1
1938	EOF
1939
1940	else
1941	memmansrc="$memmansrc \$(newmemmansrc)"
1942	memmanincl='$(newmemmanincl)'
1943
1944	if test "x$enable_memdebug" = xfull; then
1945	cat >> confdefs.h <<\EOF
1946	#define MDEBUG 1
1947	EOF
1948
1949	elif test "x$enable_memdebug" != xno; then
1950	cat >> confdefs.h <<\EOF
1951	#define MDEBUG 0
1952	EOF
1953
1954	fi
1955	fi
1956	fi
1957
1958	# iostream
1959	if test "x$enable_streamio" = xno; then
1960	cat >> confdefs.h <<\EOF
1961	#define NOSTREAMIO 1
1962	EOF
1963
1964	else
1965	factorysrc="$factorysrc \$(useiofactorysrc)"
1966	factoryincl="$factoryincl \$(useiofactoryincl)"
1967	fi
1968
1969	# assertions
1970	if test "x$enable_assertions" = xno; then
1971	cat >> confdefs.h <<\EOF
1972	#define NOASSERT 1
1973	EOF
1974
1975	fi
1976
1977	# timing
1978	if test "x$enable_timing" != xno; then
1979	cat >> confdefs.h <<\EOF
1980	#define TIMING 1
1981	EOF
1982
1983	fi
1984
1985	# debugoutput
1986	if test "x$enable_debugoutput" != xno; then
1987	cat >> confdefs.h <<\EOF
1988	#define DEBUGOUTPUT 1
1989	EOF
1990
1991	fi
1992
1993	#
1994	# - complete and substitute variables, defines.
1995	#
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016	cat >> confdefs.h <<EOF
2017	#define FACTORYVERSION "$factory_version"
2018	EOF
2019
2020	cat >> confdefs.h <<EOF
2021	#define FACTORYCONFIGURATION "$factory_configuration"
2022	EOF
2023
2024	cat >> confdefs.h <<EOF
2025	#define GFTABLEDIR "$expl_gftabledir"
2026	EOF
2027
2028
2029	trap '' 1 2 15
2030	cat > confcache <<\EOF
2031	# This file is a shell script that caches the results of configure
2032	# tests run on this system so they can be shared between configure
2033	# scripts and configure runs. It is not useful on other systems.
2034	# If it contains results you don't want to keep, you may remove or edit it.
2035	#
2036	# By default, configure uses ./config.cache as the cache file,
2037	# creating it if it does not exist already. You can give configure
2038	# the --cache-file=FILE option to use a different cache file; that is
2039	# what configure does when it calls configure scripts in
2040	# subdirectories, so they share the cache.
2041	# Giving --cache-file=/dev/null disables caching, for debugging configure.
2042	# config.status only pays attention to the cache file if you give it the
2043	# --recheck option to rerun configure.
2044	#
2045	EOF
2046	# Ultrix sh set writes to stderr and can't be redirected directly,
2047	# and sets the high bit in the cache file unless we assign to the vars.
2048	(set) 2>&1 \|
2049	sed -n "s/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=\${\1='\2'}/p" \
2050	>> confcache
2051	if cmp -s $cache_file confcache; then
2052	:
2053	else
2054	if test -w $cache_file; then
2055	echo "updating cache $cache_file"
2056	cat confcache > $cache_file
2057	else
2058	echo "not updating unwritable cache $cache_file"
2059	fi
2060	fi
2061	rm -f confcache
2062
2063	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
2064
2065	test "x$prefix" = xNONE && prefix=$ac_default_prefix
2066	# Let make expand exec_prefix.
2067	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2068
2069	# Any assignment to VPATH causes Sun make to only execute
2070	# the first set of double-colon rules, so remove it if not needed.
2071	# If there is a colon in the path, we need to keep it.
2072	if test "x$srcdir" = x.; then
2073	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
2074	fi
2075
2076	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
2077
2078	DEFS=-DHAVE_CONFIG_H
2079
2080	# Without the "./", some shells look in PATH for config.status.
2081	: ${CONFIG_STATUS=./config.status}
2082
2083	echo creating $CONFIG_STATUS
2084	rm -f $CONFIG_STATUS
2085	cat > $CONFIG_STATUS <<EOF
2086	#! /bin/sh
2087	# Generated automatically by configure.
2088	# Run this file to recreate the current configuration.
2089	# This directory was configured as follows,
2090	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
2091	#
2092	# $0 $ac_configure_args
2093	#
2094	# Compiler output produced by configure, useful for debugging
2095	# configure, is in ./config.log if it exists.
2096
2097	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
2098	for ac_option
2099	do
2100	case "\$ac_option" in
2101	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
2102	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
2103	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
2104	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
2105	echo "$CONFIG_STATUS generated by autoconf version 2.10"
2106	exit 0 ;;
2107	-help \| --help \| --hel \| --he \| --h)
2108	echo "\$ac_cs_usage"; exit 0 ;;
2109	*) echo "\$ac_cs_usage"; exit 1 ;;
2110	esac
2111	done
2112
2113	ac_given_srcdir=$srcdir
2114	ac_given_INSTALL="$INSTALL"
2115
2116	trap 'rm -fr `echo "GNUmakefile ftest/GNUmakefile config.h" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
2117	EOF
2118	cat >> $CONFIG_STATUS <<EOF
2119
2120	# Protect against being on the right side of a sed subst in config.status.
2121	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
2122	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
2123	$ac_vpsub
2124	$extrasub
2125	s%@CFLAGS@%$CFLAGS%g
2126	s%@CPPFLAGS@%$CPPFLAGS%g
2127	s%@CXXFLAGS@%$CXXFLAGS%g
2128	s%@DEFS@%$DEFS%g
2129	s%@LDFLAGS@%$LDFLAGS%g
2130	s%@LIBS@%$LIBS%g
2131	s%@exec_prefix@%$exec_prefix%g
2132	s%@prefix@%$prefix%g
2133	s%@program_transform_name@%$program_transform_name%g
2134	s%@bindir@%$bindir%g
2135	s%@sbindir@%$sbindir%g
2136	s%@libexecdir@%$libexecdir%g
2137	s%@datadir@%$datadir%g
2138	s%@sysconfdir@%$sysconfdir%g
2139	s%@sharedstatedir@%$sharedstatedir%g
2140	s%@localstatedir@%$localstatedir%g
2141	s%@libdir@%$libdir%g
2142	s%@includedir@%$includedir%g
2143	s%@oldincludedir@%$oldincludedir%g
2144	s%@infodir@%$infodir%g
2145	s%@mandir@%$mandir%g
2146	s%@CC@%$CC%g
2147	s%@CXX@%$CXX%g
2148	s%@CPP@%$CPP%g
2149	s%@CXXCPP@%$CXXCPP%g
2150	s%@LN_S@%$LN_S%g
2151	s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
2152	s%@INSTALL_DATA@%$INSTALL_DATA%g
2153	s%@RANLIB@%$RANLIB%g
2154	s%@SET_MAKE@%$SET_MAKE%g
2155	s%@AR@%$AR%g
2156	s%@M4@%$M4%g
2157	s%@BISON@%$BISON%g
2158	s%@FACTORY_MKINSTALLDIRS@%$FACTORY_MKINSTALLDIRS%g
2159	s%@FACTORY_MAKEHEADER@%$FACTORY_MAKEHEADER%g
2160	s%@gftabledir@%$gftabledir%g
2161	s%@templatedir@%$templatedir%g
2162	s%@factory_version@%$factory_version%g
2163	s%@libfactory@%$libfactory%g
2164	s%@ARFLAGS@%$ARFLAGS%g
2165	s%@M4FLAGS@%$M4FLAGS%g
2166	s%@MAKEHEADERFLAGS@%$MAKEHEADERFLAGS%g
2167	s%@factorysrc@%$factorysrc%g
2168	s%@factoryincl@%$factoryincl%g
2169	s%@memmansrc@%$memmansrc%g
2170	s%@memmanincl@%$memmanincl%g
2171	s%@alltargets@%$alltargets%g
2172	s%@installtargets@%$installtargets%g
2173	s%@uninstalltargets@%$uninstalltargets%g
2174
2175	CEOF
2176	EOF
2177	cat >> $CONFIG_STATUS <<EOF
2178
2179	CONFIG_FILES=\${CONFIG_FILES-"GNUmakefile ftest/GNUmakefile"}
2180	EOF
2181	cat >> $CONFIG_STATUS <<\EOF
2182	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
2183	# Support "outfile[:infile]", defaulting infile="outfile.in".
2184	case "$ac_file" in
2185	:) ac_file_in=`echo "$ac_file"\|sed 's%.*:%%'`
2186	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
2187	*) ac_file_in="${ac_file}.in" ;;
2188	esac
2189
2190	# Adjust relative srcdir, etc. for subdirectories.
2191
2192	# Remove last slash and all that follows it. Not all systems have dirname.
2193	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
2194	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
2195	# The file is in a subdirectory.
2196	test ! -d "$ac_dir" && mkdir "$ac_dir"
2197	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
2198	# A "../" for each directory in $ac_dir_suffix.
2199	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
2200	else
2201	ac_dir_suffix= ac_dots=
2202	fi
2203
2204	case "$ac_given_srcdir" in
2205	.) srcdir=.
2206	if test -z "$ac_dots"; then top_srcdir=.
2207	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
2208	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
2209	*) # Relative path.
2210	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
2211	top_srcdir="$ac_dots$ac_given_srcdir" ;;
2212	esac
2213
2214	case "$ac_given_INSTALL" in
2215	[/$]*) INSTALL="$ac_given_INSTALL" ;;
2216	*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
2217	esac
2218	echo creating "$ac_file"
2219	rm -f "$ac_file"
2220	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
2221	case "$ac_file" in
2222	Makefile) ac_comsub="1i\\
2223	# $configure_input" ;;
2224	*) ac_comsub= ;;
2225	esac
2226	sed -e "$ac_comsub
2227	s%@configure_input@%$configure_input%g
2228	s%@srcdir@%$srcdir%g
2229	s%@top_srcdir@%$top_srcdir%g
2230	s%@INSTALL@%$INSTALL%g
2231	" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
2232	fi; done
2233	rm -f conftest.subs
2234
2235	# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
2236	# NAME is the cpp macro being defined and VALUE is the value it is being given.
2237	#
2238	# ac_d sets the value in "#define NAME VALUE" lines.
2239	ac_dA='s%^$[ ]$#$[ ]define[ ][ ]*$'
2240	ac_dB='$[ ][ ]$[^ ]%\1#\2'
2241	ac_dC='\3'
2242	ac_dD='%g'
2243	# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
2244	ac_uA='s%^$[ ]$#$[ ]$undef$[ ][ ]*$'
2245	ac_uB='$[ ]$%\1#\2define\3'
2246	ac_uC=' '
2247	ac_uD='\4%g'
2248	# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
2249	ac_eA='s%^$[ ]$#$[ ]$undef$[ ][ ]*$'
2250	ac_eB='$%\1#\2define\3'
2251	ac_eC=' '
2252	ac_eD='%g'
2253
2254	CONFIG_HEADERS=${CONFIG_HEADERS-"config.h"}
2255	for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
2256	# Support "outfile[:infile]", defaulting infile="outfile.in".
2257	case "$ac_file" in
2258	:) ac_file_in=`echo "$ac_file"\|sed 's%.*:%%'`
2259	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
2260	*) ac_file_in="${ac_file}.in" ;;
2261	esac
2262
2263	echo creating $ac_file
2264
2265	rm -f conftest.frag conftest.in conftest.out
2266	cp $ac_given_srcdir/$ac_file_in conftest.in
2267
2268	EOF
2269
2270	# Transform confdefs.h into a sed script conftest.vals that substitutes
2271	# the proper values into config.h.in to produce config.h. And first:
2272	# Protect against being on the right side of a sed subst in config.status.
2273	# Protect against being in an unquoted here document in config.status.
2274	rm -f conftest.vals
2275	cat > conftest.hdr <<\EOF
2276	s/[\\&%]/\\&/g
2277	s%[\\$`]%\\&%g
2278	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
2279	s%ac_d%ac_u%gp
2280	s%ac_u%ac_e%gp
2281	EOF
2282	sed -n -f conftest.hdr confdefs.h > conftest.vals
2283	rm -f conftest.hdr
2284
2285	# This sed command replaces #undef with comments. This is necessary, for
2286	# example, in the case of _POSIX_SOURCE, which is predefined and required
2287	# on some systems where configure will not decide to define it.
2288	cat >> conftest.vals <<\EOF
2289	s%^[ ]#[ ]undef[ ][ ][a-zA-Z_][a-zA-Z_0-9]%/* & */%
2290	EOF
2291
2292	# Break up conftest.vals because some shells have a limit on
2293	# the size of here documents, and old seds have small limits too.
2294	# Maximum number of lines to put in a single here document.
2295	ac_max_here_lines=12
2296
2297	rm -f conftest.tail
2298	while :
2299	do
2300	ac_lines=`grep -c . conftest.vals`
2301	# grep -c gives empty output for an empty file on some AIX systems.
2302	if test -z "$ac_lines" \|\| test "$ac_lines" -eq 0; then break; fi
2303	# Write a limited-size here document to conftest.frag.
2304	echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
2305	sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
2306	echo 'CEOF
2307	sed -f conftest.frag conftest.in > conftest.out
2308	rm -f conftest.in
2309	mv conftest.out conftest.in
2310	' >> $CONFIG_STATUS
2311	sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
2312	rm -f conftest.vals
2313	mv conftest.tail conftest.vals
2314	done
2315	rm -f conftest.vals
2316
2317	cat >> $CONFIG_STATUS <<\EOF
2318	rm -f conftest.frag conftest.h
2319	echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
2320	cat conftest.in >> conftest.h
2321	rm -f conftest.in
2322	if cmp -s $ac_file conftest.h 2>/dev/null; then
2323	echo "$ac_file is unchanged"
2324	rm -f conftest.h
2325	else
2326	# Remove last slash and all that follows it. Not all systems have dirname.
2327	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
2328	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
2329	# The file is in a subdirectory.
2330	test ! -d "$ac_dir" && mkdir "$ac_dir"
2331	fi
2332	rm -f $ac_file
2333	mv conftest.h $ac_file
2334	fi
2335	fi; done
2336
2337
2338
2339	exit 0
2340	EOF
2341	chmod +x $CONFIG_STATUS
2342	rm -fr confdefs* $ac_clean_files
2343	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
2344

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