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source: git/configure @ 1242cf

spielwiese

Last change on this file since 1242cf was a38f5ea, checked in by Olaf Bachmann <obachman@…>, 26 years ago
* configure.in (VERSION_DATE): Passed universal tst test:Increased version to 1.1.8 (i.e. version which has COMP_FAST built in, by default). * longalg.cc (naDBTest): fixed lines for number tests git-svn-id: file:///usr/local/Singular/svn/trunk@1287 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 66.3 KB

Line
1	#! /bin/sh
2
3	# Guess values for system-dependent variables and create Makefiles.
4	# Generated automatically using autoconf version 2.12
5	# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
6	#
7	# This configure script is free software; the Free Software Foundation
8	# gives unlimited permission to copy, distribute and modify it.
9
10	# Defaults:
11	ac_help=
12	ac_default_prefix=/usr/local
13	# Any additions from configure.in:
14	ac_default_prefix=`pwd`
15	ac_help="$ac_help
16	\
17	--enable-PACKAGE configure and build PACKAGE
18	--disable-PACKAGE do not configure and build PACKAGE
19	where PACKAGE can be:
20	smallgmp minimal version of gmp written in C only"
21	ac_help="$ac_help
22	\
23	MP Multi Protocol library"
24	ac_help="$ac_help
25	\
26	factory polynomial factorization library"
27	ac_help="$ac_help
28	\
29	libfac char set and modp poly factorization library"
30	ac_help="$ac_help
31	\
32	sgroup numerical semigroup computations"
33	ac_help="$ac_help
34	\
35	Singular CAS for commutative algebra"
36	ac_help="$ac_help
37	\
38	--with-PACKAGE use PACKAGE, provide dependent functionality
39	--without-PACKAGE do not use PACKAGE, disable dependent functionality
40	where PACKAGE can be:
41	MP Multi Protocol library"
42	ac_help="$ac_help
43	\
44	factory polynomial factorization library"
45	ac_help="$ac_help
46	\
47	libfac char set and modp poly factorization library"
48	ac_help="$ac_help
49	\
50	--with-apint=PACKAGE use PACKAGE for arbitary integer arithmetic
51	where PACKAGE can be gmp, smallgmp, or buildin"
52
53	# Initialize some variables set by options.
54	# The variables have the same names as the options, with
55	# dashes changed to underlines.
56	build=NONE
57	cache_file=./config.cache
58	exec_prefix=NONE
59	host=NONE
60	no_create=
61	nonopt=NONE
62	no_recursion=
63	prefix=NONE
64	program_prefix=NONE
65	program_suffix=NONE
66	program_transform_name=s,x,x,
67	silent=
68	site=
69	srcdir=
70	target=NONE
71	verbose=
72	x_includes=NONE
73	x_libraries=NONE
74	bindir='${exec_prefix}/bin'
75	sbindir='${exec_prefix}/sbin'
76	libexecdir='${exec_prefix}/libexec'
77	datadir='${prefix}/share'
78	sysconfdir='${prefix}/etc'
79	sharedstatedir='${prefix}/com'
80	localstatedir='${prefix}/var'
81	libdir='${exec_prefix}/lib'
82	includedir='${prefix}/include'
83	oldincludedir='/usr/include'
84	infodir='${prefix}/info'
85	mandir='${prefix}/man'
86
87	# Initialize some other variables.
88	subdirs=
89	MFLAGS= MAKEFLAGS=
90	# Maximum number of lines to put in a shell here document.
91	ac_max_here_lines=12
92
93	ac_prev=
94	for ac_option
95	do
96
97	# If the previous option needs an argument, assign it.
98	if test -n "$ac_prev"; then
99	eval "$ac_prev=\$ac_option"
100	ac_prev=
101	continue
102	fi
103
104	case "$ac_option" in
105	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
106	*) ac_optarg= ;;
107	esac
108
109	# Accept the important Cygnus configure options, so we can diagnose typos.
110
111	case "$ac_option" in
112
113	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
114	ac_prev=bindir ;;
115	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
116	bindir="$ac_optarg" ;;
117
118	-build \| --build \| --buil \| --bui \| --bu)
119	ac_prev=build ;;
120	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
121	build="$ac_optarg" ;;
122
123	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
124	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
125	ac_prev=cache_file ;;
126	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
127	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
128	cache_file="$ac_optarg" ;;
129
130	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
131	ac_prev=datadir ;;
132	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
133	\| --da=*)
134	datadir="$ac_optarg" ;;
135
136	-disable-* \| --disable-*)
137	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
138	# Reject names that are not valid shell variable names.
139	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
140	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
141	fi
142	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
143	eval "enable_${ac_feature}=no" ;;
144
145	-enable-* \| --enable-*)
146	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
147	# Reject names that are not valid shell variable names.
148	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
149	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
150	fi
151	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
152	case "$ac_option" in
153	=) ;;
154	*) ac_optarg=yes ;;
155	esac
156	eval "enable_${ac_feature}='$ac_optarg'" ;;
157
158	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
159	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
160	\| --exec \| --exe \| --ex)
161	ac_prev=exec_prefix ;;
162	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
163	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
164	\| --exec=* \| --exe=* \| --ex=*)
165	exec_prefix="$ac_optarg" ;;
166
167	-gas \| --gas \| --ga \| --g)
168	# Obsolete; use --with-gas.
169	with_gas=yes ;;
170
171	-help \| --help \| --hel \| --he)
172	# Omit some internal or obsolete options to make the list less imposing.
173	# This message is too long to be a string in the A/UX 3.1 sh.
174	cat << EOF
175	Usage: configure [options] [host]
176	Options: [defaults in brackets after descriptions]
177	Configuration:
178	--cache-file=FILE cache test results in FILE
179	--help print this message
180	--no-create do not create output files
181	--quiet, --silent do not print \`checking...' messages
182	--version print the version of autoconf that created configure
183	Directory and file names:
184	--prefix=PREFIX install architecture-independent files in PREFIX
185	[$ac_default_prefix]
186	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
187	[same as prefix]
188	--bindir=DIR user executables in DIR [EPREFIX/bin]
189	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
190	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
191	--datadir=DIR read-only architecture-independent data in DIR
192	[PREFIX/share]
193	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
194	--sharedstatedir=DIR modifiable architecture-independent data in DIR
195	[PREFIX/com]
196	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
197	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
198	--includedir=DIR C header files in DIR [PREFIX/include]
199	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
200	--infodir=DIR info documentation in DIR [PREFIX/info]
201	--mandir=DIR man documentation in DIR [PREFIX/man]
202	--srcdir=DIR find the sources in DIR [configure dir or ..]
203	--program-prefix=PREFIX prepend PREFIX to installed program names
204	--program-suffix=SUFFIX append SUFFIX to installed program names
205	--program-transform-name=PROGRAM
206	run sed PROGRAM on installed program names
207	EOF
208	cat << EOF
209	Host type:
210	--build=BUILD configure for building on BUILD [BUILD=HOST]
211	--host=HOST configure for HOST [guessed]
212	--target=TARGET configure for TARGET [TARGET=HOST]
213	Features and packages:
214	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
215	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
216	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
217	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
218	--x-includes=DIR X include files are in DIR
219	--x-libraries=DIR X library files are in DIR
220	EOF
221	if test -n "$ac_help"; then
222	echo "--enable and --with options recognized:$ac_help"
223	fi
224	exit 0 ;;
225
226	-host \| --host \| --hos \| --ho)
227	ac_prev=host ;;
228	-host=* \| --host=* \| --hos=* \| --ho=*)
229	host="$ac_optarg" ;;
230
231	-includedir \| --includedir \| --includedi \| --included \| --include \
232	\| --includ \| --inclu \| --incl \| --inc)
233	ac_prev=includedir ;;
234	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
235	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
236	includedir="$ac_optarg" ;;
237
238	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
239	ac_prev=infodir ;;
240	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
241	infodir="$ac_optarg" ;;
242
243	-libdir \| --libdir \| --libdi \| --libd)
244	ac_prev=libdir ;;
245	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
246	libdir="$ac_optarg" ;;
247
248	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
249	\| --libexe \| --libex \| --libe)
250	ac_prev=libexecdir ;;
251	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
252	\| --libexe=* \| --libex=* \| --libe=*)
253	libexecdir="$ac_optarg" ;;
254
255	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
256	\| --localstate \| --localstat \| --localsta \| --localst \
257	\| --locals \| --local \| --loca \| --loc \| --lo)
258	ac_prev=localstatedir ;;
259	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
260	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
261	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
262	localstatedir="$ac_optarg" ;;
263
264	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
265	ac_prev=mandir ;;
266	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
267	mandir="$ac_optarg" ;;
268
269	-nfp \| --nfp \| --nf)
270	# Obsolete; use --without-fp.
271	with_fp=no ;;
272
273	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
274	\| --no-cr \| --no-c)
275	no_create=yes ;;
276
277	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
278	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
279	no_recursion=yes ;;
280
281	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
282	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
283	\| --oldin \| --oldi \| --old \| --ol \| --o)
284	ac_prev=oldincludedir ;;
285	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
286	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
287	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
288	oldincludedir="$ac_optarg" ;;
289
290	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
291	ac_prev=prefix ;;
292	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
293	prefix="$ac_optarg" ;;
294
295	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
296	\| --program-pre \| --program-pr \| --program-p)
297	ac_prev=program_prefix ;;
298	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
299	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
300	program_prefix="$ac_optarg" ;;
301
302	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
303	\| --program-suf \| --program-su \| --program-s)
304	ac_prev=program_suffix ;;
305	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
306	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
307	program_suffix="$ac_optarg" ;;
308
309	-program-transform-name \| --program-transform-name \
310	\| --program-transform-nam \| --program-transform-na \
311	\| --program-transform-n \| --program-transform- \
312	\| --program-transform \| --program-transfor \
313	\| --program-transfo \| --program-transf \
314	\| --program-trans \| --program-tran \
315	\| --progr-tra \| --program-tr \| --program-t)
316	ac_prev=program_transform_name ;;
317	-program-transform-name=* \| --program-transform-name=* \
318	\| --program-transform-nam=* \| --program-transform-na=* \
319	\| --program-transform-n=* \| --program-transform-=* \
320	\| --program-transform=* \| --program-transfor=* \
321	\| --program-transfo=* \| --program-transf=* \
322	\| --program-trans=* \| --program-tran=* \
323	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
324	program_transform_name="$ac_optarg" ;;
325
326	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
327	\| -silent \| --silent \| --silen \| --sile \| --sil)
328	silent=yes ;;
329
330	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
331	ac_prev=sbindir ;;
332	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
333	\| --sbi=* \| --sb=*)
334	sbindir="$ac_optarg" ;;
335
336	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
337	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
338	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
339	\| --sha \| --sh)
340	ac_prev=sharedstatedir ;;
341	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
342	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
343	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
344	\| --sha=* \| --sh=*)
345	sharedstatedir="$ac_optarg" ;;
346
347	-site \| --site \| --sit)
348	ac_prev=site ;;
349	-site=* \| --site=* \| --sit=*)
350	site="$ac_optarg" ;;
351
352	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
353	ac_prev=srcdir ;;
354	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
355	srcdir="$ac_optarg" ;;
356
357	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
358	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
359	ac_prev=sysconfdir ;;
360	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
361	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
362	sysconfdir="$ac_optarg" ;;
363
364	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
365	ac_prev=target ;;
366	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
367	target="$ac_optarg" ;;
368
369	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
370	verbose=yes ;;
371
372	-version \| --version \| --versio \| --versi \| --vers)
373	echo "configure generated by autoconf version 2.12"
374	exit 0 ;;
375
376	-with-* \| --with-*)
377	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
378	# Reject names that are not valid shell variable names.
379	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
380	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
381	fi
382	ac_package=`echo $ac_package\| sed 's/-/_/g'`
383	case "$ac_option" in
384	=) ;;
385	*) ac_optarg=yes ;;
386	esac
387	eval "with_${ac_package}='$ac_optarg'" ;;
388
389	-without-* \| --without-*)
390	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
391	# Reject names that are not valid shell variable names.
392	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
393	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
394	fi
395	ac_package=`echo $ac_package\| sed 's/-/_/g'`
396	eval "with_${ac_package}=no" ;;
397
398	--x)
399	# Obsolete; use --with-x.
400	with_x=yes ;;
401
402	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
403	\| --x-incl \| --x-inc \| --x-in \| --x-i)
404	ac_prev=x_includes ;;
405	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
406	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
407	x_includes="$ac_optarg" ;;
408
409	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
410	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
411	ac_prev=x_libraries ;;
412	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
413	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
414	x_libraries="$ac_optarg" ;;
415
416	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
417	;;
418
419	*)
420	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
421	echo "configure: warning: $ac_option: invalid host type" 1>&2
422	fi
423	if test "x$nonopt" != xNONE; then
424	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
425	fi
426	nonopt="$ac_option"
427	;;
428
429	esac
430	done
431
432	if test -n "$ac_prev"; then
433	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
434	fi
435
436	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
437
438	# File descriptor usage:
439	# 0 standard input
440	# 1 file creation
441	# 2 errors and warnings
442	# 3 some systems may open it to /dev/tty
443	# 4 used on the Kubota Titan
444	# 6 checking for... messages and results
445	# 5 compiler messages saved in config.log
446	if test "$silent" = yes; then
447	exec 6>/dev/null
448	else
449	exec 6>&1
450	fi
451	exec 5>./config.log
452
453	echo "\
454	This file contains any messages produced by compilers while
455	running configure, to aid debugging if configure makes a mistake.
456	" 1>&5
457
458	# Strip out --no-create and --no-recursion so they do not pile up.
459	# Also quote any args containing shell metacharacters.
460	ac_configure_args=
461	for ac_arg
462	do
463	case "$ac_arg" in
464	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
465	\| --no-cr \| --no-c) ;;
466	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
467	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
468	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
469	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
470	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
471	esac
472	done
473
474	# NLS nuisances.
475	# Only set these to C if already set. These must not be set unconditionally
476	# because not all systems understand e.g. LANG=C (notably SCO).
477	# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
478	# Non-C LC_CTYPE values break the ctype check.
479	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
480	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
481	if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
482	if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
483
484	# confdefs.h avoids OS command line length limits that DEFS can exceed.
485	rm -rf conftest* confdefs.h
486	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
487	echo > confdefs.h
488
489	# A filename unique to this package, relative to the directory that
490	# configure is in, which we can look for to find out if srcdir is correct.
491	ac_unique_file=Singular/matpol.h
492
493	# Find the source files, if location was not specified.
494	if test -z "$srcdir"; then
495	ac_srcdir_defaulted=yes
496	# Try the directory containing this script, then its parent.
497	ac_prog=$0
498	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
499	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
500	srcdir=$ac_confdir
501	if test ! -r $srcdir/$ac_unique_file; then
502	srcdir=..
503	fi
504	else
505	ac_srcdir_defaulted=no
506	fi
507	if test ! -r $srcdir/$ac_unique_file; then
508	if test "$ac_srcdir_defaulted" = yes; then
509	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
510	else
511	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
512	fi
513	fi
514	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
515
516	# Prefer explicitly selected file to automatically selected ones.
517	if test -z "$CONFIG_SITE"; then
518	if test "x$prefix" != xNONE; then
519	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
520	else
521	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
522	fi
523	fi
524	for ac_site_file in $CONFIG_SITE; do
525	if test -r "$ac_site_file"; then
526	echo "loading site script $ac_site_file"
527	. "$ac_site_file"
528	fi
529	done
530
531	if test -r "$cache_file"; then
532	echo "loading cache $cache_file"
533	. $cache_file
534	else
535	echo "creating cache $cache_file"
536	> $cache_file
537	fi
538
539	ac_ext=c
540	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
541	ac_cpp='$CPP $CPPFLAGS'
542	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
543	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
544	cross_compiling=$ac_cv_prog_cc_cross
545
546	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
547	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
548	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
549	ac_n= ac_c='
550	' ac_t=' '
551	else
552	ac_n=-n ac_c= ac_t=
553	fi
554	else
555	ac_n= ac_c='\c' ac_t=
556	fi
557
558
559
560
561	SINGULAR_MAJOR_VERSION=1
562	SINGULAR_MINOR_VERSION=1
563	SINGULAR_SUB_VERSION=8
564	VERSION_DATE="April 1998"
565
566
567
568
569	ac_aux_dir=
570	for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
571	if test -f $ac_dir/install-sh; then
572	ac_aux_dir=$ac_dir
573	ac_install_sh="$ac_aux_dir/install-sh -c"
574	break
575	elif test -f $ac_dir/install.sh; then
576	ac_aux_dir=$ac_dir
577	ac_install_sh="$ac_aux_dir/install.sh -c"
578	break
579	fi
580	done
581	if test -z "$ac_aux_dir"; then
582	{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
583	fi
584	ac_config_guess=$ac_aux_dir/config.guess
585	ac_config_sub=$ac_aux_dir/config.sub
586	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
587
588
589	# Make sure we can run config.sub.
590	if $ac_config_sub sun4 >/dev/null 2>&1; then :
591	else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
592	fi
593
594	echo $ac_n "checking host system type""... $ac_c" 1>&6
595	echo "configure:596: checking host system type" >&5
596
597	host_alias=$host
598	case "$host_alias" in
599	NONE)
600	case $nonopt in
601	NONE)
602	if host_alias=`$ac_config_guess`; then :
603	else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
604	fi ;;
605	*) host_alias=$nonopt ;;
606	esac ;;
607	esac
608
609	host=`$ac_config_sub $host_alias`
610	host_cpu=`echo $host \| sed 's/^$[^-]$-$[^-]$-$.*$$/\1/'`
611	host_vendor=`echo $host \| sed 's/^$[^-]$-$[^-]$-$.*$$/\2/'`
612	host_os=`echo $host \| sed 's/^$[^-]$-$[^-]$-$.*$$/\3/'`
613	echo "$ac_t""$host" 1>&6
614
615
616
617
618	# Extract the first word of "gcc", so it can be a program name with args.
619	set dummy gcc; ac_word=$2
620	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
621	echo "configure:622: checking for $ac_word" >&5
622	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
623	echo $ac_n "(cached) $ac_c" 1>&6
624	else
625	if test -n "$CC"; then
626	ac_cv_prog_CC="$CC" # Let the user override the test.
627	else
628	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
629	for ac_dir in $PATH; do
630	test -z "$ac_dir" && ac_dir=.
631	if test -f $ac_dir/$ac_word; then
632	ac_cv_prog_CC="gcc"
633	break
634	fi
635	done
636	IFS="$ac_save_ifs"
637	fi
638	fi
639	CC="$ac_cv_prog_CC"
640	if test -n "$CC"; then
641	echo "$ac_t""$CC" 1>&6
642	else
643	echo "$ac_t""no" 1>&6
644	fi
645
646	if test -z "$CC"; then
647	# Extract the first word of "cc", so it can be a program name with args.
648	set dummy cc; ac_word=$2
649	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
650	echo "configure:651: checking for $ac_word" >&5
651	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
652	echo $ac_n "(cached) $ac_c" 1>&6
653	else
654	if test -n "$CC"; then
655	ac_cv_prog_CC="$CC" # Let the user override the test.
656	else
657	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
658	ac_prog_rejected=no
659	for ac_dir in $PATH; do
660	test -z "$ac_dir" && ac_dir=.
661	if test -f $ac_dir/$ac_word; then
662	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
663	ac_prog_rejected=yes
664	continue
665	fi
666	ac_cv_prog_CC="cc"
667	break
668	fi
669	done
670	IFS="$ac_save_ifs"
671	if test $ac_prog_rejected = yes; then
672	# We found a bogon in the path, so make sure we never use it.
673	set dummy $ac_cv_prog_CC
674	shift
675	if test $# -gt 0; then
676	# We chose a different compiler from the bogus one.
677	# However, it has the same basename, so the bogon will be chosen
678	# first if we set CC to just the basename; use the full file name.
679	shift
680	set dummy "$ac_dir/$ac_word" "$@"
681	shift
682	ac_cv_prog_CC="$@"
683	fi
684	fi
685	fi
686	fi
687	CC="$ac_cv_prog_CC"
688	if test -n "$CC"; then
689	echo "$ac_t""$CC" 1>&6
690	else
691	echo "$ac_t""no" 1>&6
692	fi
693
694	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
695	fi
696
697	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
698	echo "configure:699: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
699
700	ac_ext=c
701	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
702	ac_cpp='$CPP $CPPFLAGS'
703	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
704	ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
705	cross_compiling=$ac_cv_prog_cc_cross
706
707	cat > conftest.$ac_ext <<EOF
708	#line 709 "configure"
709	#include "confdefs.h"
710	main(){return(0);}
711	EOF
712	if { (eval echo configure:713: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
713	ac_cv_prog_cc_works=yes
714	# If we can't run a trivial program, we are probably using a cross compiler.
715	if (./conftest; exit) 2>/dev/null; then
716	ac_cv_prog_cc_cross=no
717	else
718	ac_cv_prog_cc_cross=yes
719	fi
720	else
721	echo "configure: failed program was:" >&5
722	cat conftest.$ac_ext >&5
723	ac_cv_prog_cc_works=no
724	fi
725	rm -fr conftest*
726
727	echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
728	if test $ac_cv_prog_cc_works = no; then
729	{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
730	fi
731	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
732	echo "configure:733: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
733	echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
734	cross_compiling=$ac_cv_prog_cc_cross
735
736	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
737	echo "configure:738: checking whether we are using GNU C" >&5
738	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
739	echo $ac_n "(cached) $ac_c" 1>&6
740	else
741	cat > conftest.c <<EOF
742	#ifdef __GNUC__
743	yes;
744	#endif
745	EOF
746	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:747: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
747	ac_cv_prog_gcc=yes
748	else
749	ac_cv_prog_gcc=no
750	fi
751	fi
752
753	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
754
755	if test $ac_cv_prog_gcc = yes; then
756	GCC=yes
757	ac_test_CFLAGS="${CFLAGS+set}"
758	ac_save_CFLAGS="$CFLAGS"
759	CFLAGS=
760	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
761	echo "configure:762: checking whether ${CC-cc} accepts -g" >&5
762	if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
763	echo $ac_n "(cached) $ac_c" 1>&6
764	else
765	echo 'void f(){}' > conftest.c
766	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
767	ac_cv_prog_cc_g=yes
768	else
769	ac_cv_prog_cc_g=no
770	fi
771	rm -f conftest*
772
773	fi
774
775	echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
776	if test "$ac_test_CFLAGS" = set; then
777	CFLAGS="$ac_save_CFLAGS"
778	elif test $ac_cv_prog_cc_g = yes; then
779	CFLAGS="-g -O2"
780	else
781	CFLAGS="-O2"
782	fi
783	else
784	GCC=
785	test "${CFLAGS+set}" = set \|\| CFLAGS="-g"
786	fi
787
788	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
789	echo "configure:790: checking how to run the C preprocessor" >&5
790	# On Suns, sometimes $CPP names a directory.
791	if test -n "$CPP" && test -d "$CPP"; then
792	CPP=
793	fi
794	if test -z "$CPP"; then
795	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
796	echo $ac_n "(cached) $ac_c" 1>&6
797	else
798	# This must be in double quotes, not single quotes, because CPP may get
799	# substituted into the Makefile and "${CC-cc}" will confuse make.
800	CPP="${CC-cc} -E"
801	# On the NeXT, cc -E runs the code through the compiler's parser,
802	# not just through cpp.
803	cat > conftest.$ac_ext <<EOF
804	#line 805 "configure"
805	#include "confdefs.h"
806	#include <assert.h>
807	Syntax Error
808	EOF
809	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
810	{ (eval echo configure:811: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
811	ac_err=`grep -v '^ *+' conftest.out`
812	if test -z "$ac_err"; then
813	:
814	else
815	echo "$ac_err" >&5
816	echo "configure: failed program was:" >&5
817	cat conftest.$ac_ext >&5
818	rm -rf conftest*
819	CPP="${CC-cc} -E -traditional-cpp"
820	cat > conftest.$ac_ext <<EOF
821	#line 822 "configure"
822	#include "confdefs.h"
823	#include <assert.h>
824	Syntax Error
825	EOF
826	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
827	{ (eval echo configure:828: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
828	ac_err=`grep -v '^ *+' conftest.out`
829	if test -z "$ac_err"; then
830	:
831	else
832	echo "$ac_err" >&5
833	echo "configure: failed program was:" >&5
834	cat conftest.$ac_ext >&5
835	rm -rf conftest*
836	CPP=/lib/cpp
837	fi
838	rm -f conftest*
839	fi
840	rm -f conftest*
841	ac_cv_prog_CPP="$CPP"
842	fi
843	CPP="$ac_cv_prog_CPP"
844	else
845	ac_cv_prog_CPP="$CPP"
846	fi
847	echo "$ac_t""$CPP" 1>&6
848
849	echo $ac_n "checking for AIX""... $ac_c" 1>&6
850	echo "configure:851: checking for AIX" >&5
851	cat > conftest.$ac_ext <<EOF
852	#line 853 "configure"
853	#include "confdefs.h"
854	#ifdef _AIX
855	yes
856	#endif
857
858	EOF
859	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
860	egrep "yes" >/dev/null 2>&1; then
861	rm -rf conftest*
862	echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
863	#define _ALL_SOURCE 1
864	EOF
865
866	else
867	rm -rf conftest*
868	echo "$ac_t""no" 1>&6
869	fi
870	rm -f conftest*
871
872
873
874	if test "$libdir" = '${exec_prefix}/lib'; then
875	if test "x$exec_prefix" = xNONE; then
876	if test "x$prefix" = xNONE; then
877	LDFLAGS="-L${ac_default_prefix}/lib ${LDFLAGS}"
878	ac_configure_args="$ac_configure_args --libdir=${ac_default_prefix}/lib"
879	else
880	LDFLAGS="-L${prefix}/lib ${LDFLAGS}"
881	ac_configure_args="$ac_configure_args --libdir=${prefix}/lib"
882	fi
883	else
884	LDFLAGS="-L${exec_prefix}/lib ${LDFLAGS}"
885	ac_configure_args="$ac_configure_args --libdir=${exec_prefix}/lib"
886	fi
887	else
888	LDFLAGS="-L${libdir} ${LDFLAGS}"
889	fi
890
891	if test "$includedir" = '${prefix}/include'; then
892	if test "x$prefix" = xNONE; then
893	CPPFLAGS="-I${ac_default_prefix}/include ${CPPFLAGS}"
894	ac_configure_args="$ac_configure_args --includedir=${ac_default_prefix}/include"
895	else
896	CPPFLAGS="-I${prefix}/include ${CPPFLAGS}"
897	ac_configure_args="$ac_configure_args --includedir=${prefix}/include"
898	fi
899	else
900	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
901	fi
902
903	if test "x$prefix" = xNONE; then
904	ac_configure_args="$ac_configure_args --prefix=$ac_default_prefix"
905	fi
906
907	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
908	echo "configure:909: checking whether _AIX is defined" >&5
909	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
910	echo $ac_n "(cached) $ac_c" 1>&6
911	else
912	cat > conftest.$ac_ext <<EOF
913	#line 914 "configure"
914	#include "confdefs.h"
915	#ifdef _AIX
916	yes
917	#endif
918
919	EOF
920	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
921	egrep "yes" >/dev/null 2>&1; then
922	rm -rf conftest*
923	ac_cv_is_aix=yes
924	else
925	rm -rf conftest*
926	ac_cv_is_aix=no
927	fi
928	rm -f conftest*
929
930	fi
931
932	if test "$ac_cv_is_aix" = yes; then
933	echo "$ac_t""yes" 1>&6
934	else
935	echo "$ac_t""no" 1>&6
936	fi
937
938
939	echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
940	echo "configure:941: checking for atof in -lm" >&5
941	ac_lib_var=`echo m'_'atof \| sed 'y%./+-%__p_%'`
942	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
943	echo $ac_n "(cached) $ac_c" 1>&6
944	else
945	ac_save_LIBS="$LIBS"
946	LIBS="-lm $LIBS"
947	cat > conftest.$ac_ext <<EOF
948	#line 949 "configure"
949	#include "confdefs.h"
950	/* Override any gcc2 internal prototype to avoid an error. */
951	/* We use char because int might match the return type of a gcc2
952	builtin and then its argument prototype would still apply. */
953	char atof();
954
955	int main() {
956	atof()
957	; return 0; }
958	EOF
959	if { (eval echo configure:960: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
960	rm -rf conftest*
961	eval "ac_cv_lib_$ac_lib_var=yes"
962	else
963	echo "configure: failed program was:" >&5
964	cat conftest.$ac_ext >&5
965	rm -rf conftest*
966	eval "ac_cv_lib_$ac_lib_var=no"
967	fi
968	rm -f conftest*
969	LIBS="$ac_save_LIBS"
970
971	fi
972	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
973	echo "$ac_t""yes" 1>&6
974	ac_tr_lib=HAVE_LIB`echo m \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
975	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
976	cat >> confdefs.h <<EOF
977	#define $ac_tr_lib 1
978	EOF
979
980	LIBS="-lm $LIBS"
981
982	else
983	echo "$ac_t""no" 1>&6
984	fi
985
986	echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
987	echo "configure:988: checking for socket in -lbsd" >&5
988	ac_lib_var=`echo bsd'_'socket \| sed 'y%./+-%__p_%'`
989	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
990	echo $ac_n "(cached) $ac_c" 1>&6
991	else
992	ac_save_LIBS="$LIBS"
993	LIBS="-lbsd $LIBS"
994	cat > conftest.$ac_ext <<EOF
995	#line 996 "configure"
996	#include "confdefs.h"
997	/* Override any gcc2 internal prototype to avoid an error. */
998	/* We use char because int might match the return type of a gcc2
999	builtin and then its argument prototype would still apply. */
1000	char socket();
1001
1002	int main() {
1003	socket()
1004	; return 0; }
1005	EOF
1006	if { (eval echo configure:1007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1007	rm -rf conftest*
1008	eval "ac_cv_lib_$ac_lib_var=yes"
1009	else
1010	echo "configure: failed program was:" >&5
1011	cat conftest.$ac_ext >&5
1012	rm -rf conftest*
1013	eval "ac_cv_lib_$ac_lib_var=no"
1014	fi
1015	rm -f conftest*
1016	LIBS="$ac_save_LIBS"
1017
1018	fi
1019	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1020	echo "$ac_t""yes" 1>&6
1021	ac_tr_lib=HAVE_LIB`echo bsd \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1022	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1023	cat >> confdefs.h <<EOF
1024	#define $ac_tr_lib 1
1025	EOF
1026
1027	LIBS="-lbsd $LIBS"
1028
1029	else
1030	echo "$ac_t""no" 1>&6
1031	fi
1032
1033	echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
1034	echo "configure:1035: checking for listen in -lsocket" >&5
1035	ac_lib_var=`echo socket'_'listen \| sed 'y%./+-%__p_%'`
1036	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1037	echo $ac_n "(cached) $ac_c" 1>&6
1038	else
1039	ac_save_LIBS="$LIBS"
1040	LIBS="-lsocket $LIBS"
1041	cat > conftest.$ac_ext <<EOF
1042	#line 1043 "configure"
1043	#include "confdefs.h"
1044	/* Override any gcc2 internal prototype to avoid an error. */
1045	/* We use char because int might match the return type of a gcc2
1046	builtin and then its argument prototype would still apply. */
1047	char listen();
1048
1049	int main() {
1050	listen()
1051	; return 0; }
1052	EOF
1053	if { (eval echo configure:1054: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1054	rm -rf conftest*
1055	eval "ac_cv_lib_$ac_lib_var=yes"
1056	else
1057	echo "configure: failed program was:" >&5
1058	cat conftest.$ac_ext >&5
1059	rm -rf conftest*
1060	eval "ac_cv_lib_$ac_lib_var=no"
1061	fi
1062	rm -f conftest*
1063	LIBS="$ac_save_LIBS"
1064
1065	fi
1066	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1067	echo "$ac_t""yes" 1>&6
1068	ac_tr_lib=HAVE_LIB`echo socket \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1069	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1070	cat >> confdefs.h <<EOF
1071	#define $ac_tr_lib 1
1072	EOF
1073
1074	LIBS="-lsocket $LIBS"
1075
1076	else
1077	echo "$ac_t""no" 1>&6
1078	fi
1079
1080	echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
1081	echo "configure:1082: checking for gethostbyname in -lnsl" >&5
1082	ac_lib_var=`echo nsl'_'gethostbyname \| sed 'y%./+-%__p_%'`
1083	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1084	echo $ac_n "(cached) $ac_c" 1>&6
1085	else
1086	ac_save_LIBS="$LIBS"
1087	LIBS="-lnsl $LIBS"
1088	cat > conftest.$ac_ext <<EOF
1089	#line 1090 "configure"
1090	#include "confdefs.h"
1091	/* Override any gcc2 internal prototype to avoid an error. */
1092	/* We use char because int might match the return type of a gcc2
1093	builtin and then its argument prototype would still apply. */
1094	char gethostbyname();
1095
1096	int main() {
1097	gethostbyname()
1098	; return 0; }
1099	EOF
1100	if { (eval echo configure:1101: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1101	rm -rf conftest*
1102	eval "ac_cv_lib_$ac_lib_var=yes"
1103	else
1104	echo "configure: failed program was:" >&5
1105	cat conftest.$ac_ext >&5
1106	rm -rf conftest*
1107	eval "ac_cv_lib_$ac_lib_var=no"
1108	fi
1109	rm -f conftest*
1110	LIBS="$ac_save_LIBS"
1111
1112	fi
1113	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1114	echo "$ac_t""yes" 1>&6
1115	ac_tr_lib=HAVE_LIB`echo nsl \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1116	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1117	cat >> confdefs.h <<EOF
1118	#define $ac_tr_lib 1
1119	EOF
1120
1121	LIBS="-lnsl $LIBS"
1122
1123	else
1124	echo "$ac_t""no" 1>&6
1125	fi
1126
1127	echo $ac_n "checking for mpq_init in -lgmp""... $ac_c" 1>&6
1128	echo "configure:1129: checking for mpq_init in -lgmp" >&5
1129	ac_lib_var=`echo gmp'_'mpq_init \| sed 'y%./+-%__p_%'`
1130	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1131	echo $ac_n "(cached) $ac_c" 1>&6
1132	else
1133	ac_save_LIBS="$LIBS"
1134	LIBS="-lgmp $LIBS"
1135	cat > conftest.$ac_ext <<EOF
1136	#line 1137 "configure"
1137	#include "confdefs.h"
1138	/* Override any gcc2 internal prototype to avoid an error. */
1139	/* We use char because int might match the return type of a gcc2
1140	builtin and then its argument prototype would still apply. */
1141	char mpq_init();
1142
1143	int main() {
1144	mpq_init()
1145	; return 0; }
1146	EOF
1147	if { (eval echo configure:1148: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1148	rm -rf conftest*
1149	eval "ac_cv_lib_$ac_lib_var=yes"
1150	else
1151	echo "configure: failed program was:" >&5
1152	cat conftest.$ac_ext >&5
1153	rm -rf conftest*
1154	eval "ac_cv_lib_$ac_lib_var=no"
1155	fi
1156	rm -f conftest*
1157	LIBS="$ac_save_LIBS"
1158
1159	fi
1160	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1161	echo "$ac_t""yes" 1>&6
1162	ac_tr_lib=HAVE_LIB`echo gmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1163	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1164	cat >> confdefs.h <<EOF
1165	#define $ac_tr_lib 1
1166	EOF
1167
1168	LIBS="-lgmp $LIBS"
1169
1170	else
1171	echo "$ac_t""no" 1>&6
1172	fi
1173
1174	echo $ac_n "checking for mpz_init in -lsmallgmp""... $ac_c" 1>&6
1175	echo "configure:1176: checking for mpz_init in -lsmallgmp" >&5
1176	ac_lib_var=`echo smallgmp'_'mpz_init \| sed 'y%./+-%__p_%'`
1177	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1178	echo $ac_n "(cached) $ac_c" 1>&6
1179	else
1180	ac_save_LIBS="$LIBS"
1181	LIBS="-lsmallgmp $LIBS"
1182	cat > conftest.$ac_ext <<EOF
1183	#line 1184 "configure"
1184	#include "confdefs.h"
1185	/* Override any gcc2 internal prototype to avoid an error. */
1186	/* We use char because int might match the return type of a gcc2
1187	builtin and then its argument prototype would still apply. */
1188	char mpz_init();
1189
1190	int main() {
1191	mpz_init()
1192	; return 0; }
1193	EOF
1194	if { (eval echo configure:1195: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1195	rm -rf conftest*
1196	eval "ac_cv_lib_$ac_lib_var=yes"
1197	else
1198	echo "configure: failed program was:" >&5
1199	cat conftest.$ac_ext >&5
1200	rm -rf conftest*
1201	eval "ac_cv_lib_$ac_lib_var=no"
1202	fi
1203	rm -f conftest*
1204	LIBS="$ac_save_LIBS"
1205
1206	fi
1207	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1208	echo "$ac_t""yes" 1>&6
1209	ac_tr_lib=HAVE_LIB`echo smallgmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1210	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1211	cat >> confdefs.h <<EOF
1212	#define $ac_tr_lib 1
1213	EOF
1214
1215	LIBS="-lsmallgmp $LIBS"
1216
1217	else
1218	echo "$ac_t""no" 1>&6
1219	fi
1220
1221	echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
1222	echo "configure:1223: checking for IMP_PutGmpInt in -lMP" >&5
1223	ac_lib_var=`echo MP'_'IMP_PutGmpInt \| sed 'y%./+-%__p_%'`
1224	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1225	echo $ac_n "(cached) $ac_c" 1>&6
1226	else
1227	ac_save_LIBS="$LIBS"
1228	LIBS="-lMP $LIBS"
1229	cat > conftest.$ac_ext <<EOF
1230	#line 1231 "configure"
1231	#include "confdefs.h"
1232	/* Override any gcc2 internal prototype to avoid an error. */
1233	/* We use char because int might match the return type of a gcc2
1234	builtin and then its argument prototype would still apply. */
1235	char IMP_PutGmpInt();
1236
1237	int main() {
1238	IMP_PutGmpInt()
1239	; return 0; }
1240	EOF
1241	if { (eval echo configure:1242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1242	rm -rf conftest*
1243	eval "ac_cv_lib_$ac_lib_var=yes"
1244	else
1245	echo "configure: failed program was:" >&5
1246	cat conftest.$ac_ext >&5
1247	rm -rf conftest*
1248	eval "ac_cv_lib_$ac_lib_var=no"
1249	fi
1250	rm -f conftest*
1251	LIBS="$ac_save_LIBS"
1252
1253	fi
1254	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1255	echo "$ac_t""yes" 1>&6
1256	ac_tr_lib=HAVE_LIB`echo MP \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1257	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1258	cat >> confdefs.h <<EOF
1259	#define $ac_tr_lib 1
1260	EOF
1261
1262	LIBS="-lMP $LIBS"
1263
1264	else
1265	echo "$ac_t""no" 1>&6
1266	fi
1267
1268	echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
1269	echo "configure:1270: checking for MPT_GetTree in -lMPT" >&5
1270	ac_lib_var=`echo MPT'_'MPT_GetTree \| sed 'y%./+-%__p_%'`
1271	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1272	echo $ac_n "(cached) $ac_c" 1>&6
1273	else
1274	ac_save_LIBS="$LIBS"
1275	LIBS="-lMPT $LIBS"
1276	cat > conftest.$ac_ext <<EOF
1277	#line 1278 "configure"
1278	#include "confdefs.h"
1279	/* Override any gcc2 internal prototype to avoid an error. */
1280	/* We use char because int might match the return type of a gcc2
1281	builtin and then its argument prototype would still apply. */
1282	char MPT_GetTree();
1283
1284	int main() {
1285	MPT_GetTree()
1286	; return 0; }
1287	EOF
1288	if { (eval echo configure:1289: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1289	rm -rf conftest*
1290	eval "ac_cv_lib_$ac_lib_var=yes"
1291	else
1292	echo "configure: failed program was:" >&5
1293	cat conftest.$ac_ext >&5
1294	rm -rf conftest*
1295	eval "ac_cv_lib_$ac_lib_var=no"
1296	fi
1297	rm -f conftest*
1298	LIBS="$ac_save_LIBS"
1299
1300	fi
1301	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1302	echo "$ac_t""yes" 1>&6
1303	ac_tr_lib=HAVE_LIB`echo MPT \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1304	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1305	cat >> confdefs.h <<EOF
1306	#define $ac_tr_lib 1
1307	EOF
1308
1309	LIBS="-lMPT $LIBS"
1310
1311	else
1312	echo "$ac_t""no" 1>&6
1313	fi
1314
1315	echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
1316	echo "configure:1317: checking for atof in -lsingcf" >&5
1317	ac_lib_var=`echo singcf'_'atof \| sed 'y%./+-%__p_%'`
1318	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1319	echo $ac_n "(cached) $ac_c" 1>&6
1320	else
1321	ac_save_LIBS="$LIBS"
1322	LIBS="-lsingcf $LIBS"
1323	cat > conftest.$ac_ext <<EOF
1324	#line 1325 "configure"
1325	#include "confdefs.h"
1326	/* Override any gcc2 internal prototype to avoid an error. */
1327	/* We use char because int might match the return type of a gcc2
1328	builtin and then its argument prototype would still apply. */
1329	char atof();
1330
1331	int main() {
1332	atof()
1333	; return 0; }
1334	EOF
1335	if { (eval echo configure:1336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1336	rm -rf conftest*
1337	eval "ac_cv_lib_$ac_lib_var=yes"
1338	else
1339	echo "configure: failed program was:" >&5
1340	cat conftest.$ac_ext >&5
1341	rm -rf conftest*
1342	eval "ac_cv_lib_$ac_lib_var=no"
1343	fi
1344	rm -f conftest*
1345	LIBS="$ac_save_LIBS"
1346
1347	fi
1348	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1349	echo "$ac_t""yes" 1>&6
1350	ac_tr_lib=HAVE_LIB`echo singcf \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1351	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1352	cat >> confdefs.h <<EOF
1353	#define $ac_tr_lib 1
1354	EOF
1355
1356	LIBS="-lsingcf $LIBS"
1357
1358	else
1359	echo "$ac_t""no" 1>&6
1360	fi
1361
1362	echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
1363	echo "configure:1364: checking for atof in -lsingfac" >&5
1364	ac_lib_var=`echo singfac'_'atof \| sed 'y%./+-%__p_%'`
1365	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1366	echo $ac_n "(cached) $ac_c" 1>&6
1367	else
1368	ac_save_LIBS="$LIBS"
1369	LIBS="-lsingfac $LIBS"
1370	cat > conftest.$ac_ext <<EOF
1371	#line 1372 "configure"
1372	#include "confdefs.h"
1373	/* Override any gcc2 internal prototype to avoid an error. */
1374	/* We use char because int might match the return type of a gcc2
1375	builtin and then its argument prototype would still apply. */
1376	char atof();
1377
1378	int main() {
1379	atof()
1380	; return 0; }
1381	EOF
1382	if { (eval echo configure:1383: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1383	rm -rf conftest*
1384	eval "ac_cv_lib_$ac_lib_var=yes"
1385	else
1386	echo "configure: failed program was:" >&5
1387	cat conftest.$ac_ext >&5
1388	rm -rf conftest*
1389	eval "ac_cv_lib_$ac_lib_var=no"
1390	fi
1391	rm -f conftest*
1392	LIBS="$ac_save_LIBS"
1393
1394	fi
1395	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1396	echo "$ac_t""yes" 1>&6
1397	ac_tr_lib=HAVE_LIB`echo singfac \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1398	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1399	cat >> confdefs.h <<EOF
1400	#define $ac_tr_lib 1
1401	EOF
1402
1403	LIBS="-lsingfac $LIBS"
1404
1405	else
1406	echo "$ac_t""no" 1>&6
1407	fi
1408
1409
1410	for ac_hdr in gmp.h smallgmp.h MP.h MPT.h factory.h factor.h
1411	do
1412	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
1413	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1414	echo "configure:1415: checking for $ac_hdr" >&5
1415	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1416	echo $ac_n "(cached) $ac_c" 1>&6
1417	else
1418	cat > conftest.$ac_ext <<EOF
1419	#line 1420 "configure"
1420	#include "confdefs.h"
1421	#include <$ac_hdr>
1422	EOF
1423	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1424	{ (eval echo configure:1425: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1425	ac_err=`grep -v '^ *+' conftest.out`
1426	if test -z "$ac_err"; then
1427	rm -rf conftest*
1428	eval "ac_cv_header_$ac_safe=yes"
1429	else
1430	echo "$ac_err" >&5
1431	echo "configure: failed program was:" >&5
1432	cat conftest.$ac_ext >&5
1433	rm -rf conftest*
1434	eval "ac_cv_header_$ac_safe=no"
1435	fi
1436	rm -f conftest*
1437	fi
1438	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1439	echo "$ac_t""yes" 1>&6
1440	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
1441	cat >> confdefs.h <<EOF
1442	#define $ac_tr_hdr 1
1443	EOF
1444
1445	else
1446	echo "$ac_t""no" 1>&6
1447	fi
1448	done
1449
1450
1451	if test "$ac_cv_lib_gmp_mpq_init" = yes && \
1452	test "$ac_cv_header_gmp_h" = yes; then
1453	ac_gmp_ok=yes
1454	fi
1455
1456	if test "$ac_cv_lib_smallgmp_mpz_init" = yes && \
1457	test "$ac_cv_header_smallgmp_h" = yes && \
1458	test "$ac_cv_header_gmp_h" = yes; then
1459	ac_smallgmp_ok=yes
1460	fi
1461
1462	if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
1463	test "$ac_cv_lib_MPT_MPT_GetTree" && \
1464	test "$ac_cv_header_MP_h" = yes && \
1465	test "$ac_cv_header_MPT_h" = yes; then
1466	ac_MP_ok=yes
1467	fi
1468
1469	if test "$ac_cv_lib_singcf_atof" = yes && \
1470	test "$ac_cv_header_factory_h" = yes; then
1471	ac_factory_ok=yes
1472	fi
1473
1474	if test "$ac_cv_lib_singfac_atof" = yes && \
1475	test "$ac_cv_header_factor_h" = yes; then
1476	ac_libfac_ok=yes
1477	fi
1478
1479
1480
1481	# Check whether --enable-smallgmp or --disable-smallgmp was given.
1482	if test "${enable_smallgmp+set}" = set; then
1483	enableval="$enable_smallgmp"
1484	:
1485	fi
1486
1487	# Check whether --enable-MP or --disable-MP was given.
1488	if test "${enable_MP+set}" = set; then
1489	enableval="$enable_MP"
1490	:
1491	fi
1492
1493	# Check whether --enable-factory or --disable-factory was given.
1494	if test "${enable_factory+set}" = set; then
1495	enableval="$enable_factory"
1496	:
1497	fi
1498
1499	# Check whether --enable-libfac or --disable-libfac was given.
1500	if test "${enable_libfac+set}" = set; then
1501	enableval="$enable_libfac"
1502	:
1503	fi
1504
1505	# Check whether --enable-sgroup or --disable-sgroup was given.
1506	if test "${enable_sgroup+set}" = set; then
1507	enableval="$enable_sgroup"
1508	:
1509	fi
1510
1511	# Check whether --enable-Singular or --disable-Singular was given.
1512	if test "${enable_Singular+set}" = set; then
1513	enableval="$enable_Singular"
1514	:
1515	fi
1516
1517
1518	# Check whether --with-MP or --without-MP was given.
1519	if test "${with_MP+set}" = set; then
1520	withval="$with_MP"
1521	:
1522	fi
1523
1524	# Check whether --with-factory or --without-factory was given.
1525	if test "${with_factory+set}" = set; then
1526	withval="$with_factory"
1527	:
1528	fi
1529
1530	# Check whether --with-libfac or --without-libfac was given.
1531	if test "${with_libfac+set}" = set; then
1532	withval="$with_libfac"
1533	:
1534	fi
1535
1536	# Check whether --with-gmp or --without-gmp was given.
1537	if test "${with_gmp+set}" = set; then
1538	withval="$with_gmp"
1539	:
1540	fi
1541
1542
1543	echo $ac_n "checking whether to configure and build smallgmp lib""... $ac_c" 1>&6
1544	echo "configure:1545: checking whether to configure and build smallgmp lib" >&5
1545	if test "$enable_smallgmp" != yes && test "$enable_smallgmp" != no; then
1546	if test "$ac_smallgmp_ok" != yes && \
1547	test "$ac_gmp_ok" != yes && \
1548	(test "$with_apint" = smallgmp \|\| test "${with_apint+set}" != set); then
1549	enable_smallgmp=yes
1550	else
1551	enable_smallgmp=no
1552	fi
1553	fi
1554	if test "$enable_smallgmp" = yes && test -d smallgmp; then
1555	echo "$ac_t""yes" 1>&6
1556	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
1557	enable_smallgmp=yes
1558	ac_will_have_gmp=yes
1559	else
1560	echo "$ac_t""no" 1>&6
1561	if test "$enable_smallgmp" = yes && test ! -d smallgmp; then
1562	echo "configure: warning: Did not find smallgmp subdir" 1>&2
1563	fi
1564	enable_smallgmp=no
1565	fi
1566	if test "$ac_gmp_ok" != yes && \
1567	test "$ac_smallgmp_ok" != yes && \
1568	test "$enable_smallgmp" != yes; then
1569	echo "configure: warning: Would rather have gmp or smallgmp to build libs and Singular" 1>&2
1570	ac_configure_args="$ac_configure_args --disable-gmp"
1571	else
1572	ac_configure_args="$ac_configure_args --enable-gmp"
1573	fi
1574
1575	echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
1576	echo "configure:1577: checking whether to configure and build MP lib" >&5
1577	if test "$enable_MP" != yes && test "$enable_MP" != no; then
1578	if test "$with_MP" != no && test "$ac_MP_ok" != yes; then
1579	enable_MP=yes
1580	else
1581	enable_MP=no
1582	fi
1583	fi
1584	if test "$enable_MP" = yes && test -d MP; then
1585	if test "$ac_will_have_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
1586	echo "$ac_t""yes" 1>&6
1587	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
1588	ac_configure_args="$ac_configure_args --enable-MP"
1589	else
1590	echo "$ac_t""no" 1>&6
1591	echo "configure: warning: Can not build MP without having gmp" 1>&2
1592	enabl_MP=no
1593	ac_configure_args="$ac_configure_args --disable-MP"
1594	fi
1595	else
1596	echo "$ac_t""no" 1>&6
1597	if test "$enable_MP" = yes && test ! -d MP; then
1598	echo "configure: warning: Did not find MP subdirectory" 1>&2
1599	fi
1600	enable_MP=no
1601	ac_configure_args="$ac_configure_args --disable-MP"
1602	fi
1603
1604	echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
1605	echo "configure:1606: checking whether to configure and build factory lib" >&5
1606	if test "$enable_factory" != yes && test "$enable_factory" != no; then
1607	if test "$with_factory" != no && test "$ac_factory_ok" != yes; then
1608	enable_factory=yes
1609	else
1610	enable_factory=no
1611	fi
1612	fi
1613	if test "$enable_factory" = yes && test -d factory; then
1614	if test "$ac_will_have_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
1615	echo "$ac_t""yes" 1>&6
1616	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
1617	ac_configure_args="$ac_configure_args --enable-factory"
1618	else
1619	echo "$ac_t""no" 1>&6
1620	echo "configure: warning: Can not build factory without having gmp" 1>&2
1621	enable_factory=no
1622	ac_configure_args="$ac_configure_args --disable-factory"
1623	fi
1624	else
1625	echo "$ac_t""no" 1>&6
1626	if test "$enable_factory" = yes && test ! -d factory; then
1627	echo "configure: warning: Did not find factory subdirectory" 1>&2
1628	fi
1629	enable_factory=no
1630	ac_configure_args="$ac_configure_args --disable-factory"
1631	fi
1632
1633	echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
1634	echo "configure:1635: checking whether to configure and build libfac lib" >&5
1635	if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
1636	if test "$with_libfac" != no && test "$ac_libfac_ok" != yes; then
1637	enable_libfac=yes
1638	else
1639	enable_libfac=no
1640	fi
1641	fi
1642	if test "$enable_libfac" = yes && test -d libfac; then
1643	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
1644	echo "$ac_t""yes" 1>&6
1645	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
1646	ac_configure_args="$ac_configure_args --enable-libfac"
1647	else
1648	echo "$ac_t""no" 1>&6
1649	echo "configure: warning: Can not build libfac without factory" 1>&2
1650	enable_libfac=no
1651	ac_configure_args="$ac_configure_args --disable-libfac"
1652	fi
1653	else
1654	echo "$ac_t""no" 1>&6
1655	if test "$enable_libfac" = yes && test ! -d libfac; then
1656	echo "configure: warning: Did not find libfac subdirectory" 1>&2
1657	fi
1658	enable_libfac=no
1659	ac_configure_args="$ac_configure_args --disable-libfac"
1660	fi
1661
1662	echo $ac_n "checking whether to configure and build sgroup""... $ac_c" 1>&6
1663	echo "configure:1664: checking whether to configure and build sgroup" >&5
1664	if test "$enable_sgroup" != no; then
1665	enable_sgroup=yes
1666	fi
1667
1668	if test "$enable_sgroup" = yes && test -d sgroup; then
1669	if test "$ac_will_have_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
1670	if test "$enable_MP" != no \|\| test "$ac_MP_ok" = yes; then
1671	echo "$ac_t""yes" 1>&6
1672	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
1673	ac_configure_args="$ac_configure_args --enable-sgroup"
1674	else
1675	echo "$ac_t""no" 1>&6
1676	echo "configure: warning: Can not build sgroup without having MP" 1>&2
1677	enable_sgroup=no
1678	ac_configure_args="$ac_configure_args --disable-sgroup"
1679	fi
1680	else
1681	echo "$ac_t""no" 1>&6
1682	echo "configure: warning: Can not build sgroup without having gmp" 1>&2
1683	enable_sgroup=no
1684	ac_configure_args="$ac_configure_args --disable-sgroup"
1685	fi
1686	else
1687	echo "$ac_t""no" 1>&6
1688	if test "$enable_sgroup" = yes && test ! -d sgroup; then
1689	echo "configure: warning: Did not find sgroup subdirectory" 1>&2
1690	fi
1691	enable_sgroup=no
1692	ac_configure_args="$ac_configure_args --disable-sgroup"
1693	fi
1694
1695	echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
1696	echo "configure:1697: checking whether to configure and build Singular" >&5
1697	if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
1698	if test "$with_Singular" != no; then
1699	enable_Singular=yes
1700	else
1701	enable_Singular=no
1702	fi
1703	fi
1704	if test "$enable_Singular" = yes && test -d Singular; then
1705	echo "$ac_t""yes" 1>&6
1706	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
1707	ac_configure_args="$ac_configure_args --enable-Singular"
1708	else
1709	echo "$ac_t""no" 1>&6
1710	if test "$enable_Singular" = yes && test ! -d Singular; then
1711	echo "configure: warning: Did not find Singular subdirectory" 1>&2
1712	fi
1713	enable_Singular=no
1714	ac_configure_args="$ac_configure_args --disable-Singular"
1715	fi
1716
1717
1718	echo $ac_n "checking wich apint package to use""... $ac_c" 1>&6
1719	echo "configure:1720: checking wich apint package to use" >&5
1720	if test "$with_apint" != gmp && \
1721	test "$with_apint" != smallgmp && \
1722	test "$with_apint" != buildin; then
1723	if test "$ac_gmp_ok" = yes; then
1724	with_apint=gmp
1725	elif test "$ac_enable_smallgmp" = yes; then
1726	with_apint=smallgmp
1727	else
1728	with_apint=buildin
1729	fi
1730	ac_configure_args="$ac_configure_args --with-apint=$with_apint"
1731	fi
1732	echo "$ac_t""${with_apint}" 1>&6
1733
1734	echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
1735	echo "configure:1736: checking whether to use with MP" >&5
1736	if test "$with_MP" != no && test "$with_MP" != yes; then
1737	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
1738	with_MP=yes
1739	else
1740	with_MP=no
1741	fi
1742	ac_configure_args="$ac_configure_args --with-MP=$with_MP"
1743	fi
1744	if test "$with_MP" = yes; then
1745	echo "$ac_t""yes" 1>&6
1746	else
1747	echo "$ac_t""no" 1>&6
1748	fi
1749
1750	if test "$enable_MP" = yes; then
1751	if test "${with_apint}" = smallgmp; then
1752	ac_configure_args="$ac_configure_args --with-default_apreal=none"
1753	elif test "${with_apint}" = buildin; then
1754	ac_configure_args="$ac_configure_args --with-default_apreal=none --with-default-apint=none"
1755	fi
1756	fi
1757
1758	echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
1759	echo "configure:1760: checking whether to use with factory" >&5
1760	if test "$with_factory" != no && test "$with_factory" != yes; then
1761	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
1762	with_factory=yes
1763	else
1764	with_factory=no
1765	fi
1766	ac_configure_args="$ac_configure_args --with-factory=$with_factory"
1767	fi
1768	if test "$with_factory" = yes; then
1769	echo "$ac_t""yes" 1>&6
1770	else
1771	echo "$ac_t""no" 1>&6
1772	fi
1773
1774	echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
1775	echo "configure:1776: checking whether to use with libfac" >&5
1776	if test "$with_libfac" != no && test "$with_libfac" != yes; then
1777	if test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
1778	with_libfac=yes
1779	else
1780	with_libfac=no
1781	fi
1782	ac_configure_args="$ac_configure_args --with-libfac=$with_libfac"
1783	fi
1784	if test "$with_libfac" = yes; then
1785	echo "$ac_t""yes" 1>&6
1786	else
1787	echo "$ac_t""no" 1>&6
1788	fi
1789
1790	echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
1791	echo "configure:1792: checking whether to use with Singular" >&5
1792	if test "$with_Singular" != no && test "$with_Singular" != yes; then
1793	if test "$enable_Singular" = yes; then
1794	with_Singular=yes
1795	else
1796	with_Singular=no
1797	fi
1798	ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
1799	fi
1800
1801	if test "$with_Singular" != no; then
1802	echo "$ac_t""yes" 1>&6
1803	else
1804	echo "$ac_t""no" 1>&6
1805	fi
1806
1807	if test -d smallgmp; then
1808	SUBDIRS="smallgmp"
1809	fi
1810	if test -d MP; then
1811	SUBDIRS="$SUBDIRS MP"
1812	fi
1813	if test -d factory; then
1814	SUBDIRS="$SUBDIRS factory"
1815	fi
1816	if test -d libfac; then
1817	SUBDIRS="$SUBDIRS libfac"
1818	fi
1819	if test -d Singular; then
1820	SUBDIRS="$SUBDIRS Singular"
1821	fi
1822
1823
1824	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
1825	echo "configure:1826: checking whether ${MAKE-make} sets \${MAKE}" >&5
1826	set dummy ${MAKE-make}; ac_make=`echo "$2" \| sed 'y%./+-%__p_%'`
1827	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
1828	echo $ac_n "(cached) $ac_c" 1>&6
1829	else
1830	cat > conftestmake <<\EOF
1831	all:
1832	@echo 'ac_maketemp="${MAKE}"'
1833	EOF
1834	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
1835	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
1836	if test -n "$ac_maketemp"; then
1837	eval ac_cv_prog_make_${ac_make}_set=yes
1838	else
1839	eval ac_cv_prog_make_${ac_make}_set=no
1840	fi
1841	rm -f conftestmake
1842	fi
1843	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
1844	echo "$ac_t""yes" 1>&6
1845	SET_MAKE=
1846	else
1847	echo "$ac_t""no" 1>&6
1848	SET_MAKE="MAKE=${MAKE-make}"
1849	fi
1850
1851
1852
1853	subdirs="$CONFIG_SUBDIRS"
1854
1855
1856	trap '' 1 2 15
1857	cat > confcache <<\EOF
1858	# This file is a shell script that caches the results of configure
1859	# tests run on this system so they can be shared between configure
1860	# scripts and configure runs. It is not useful on other systems.
1861	# If it contains results you don't want to keep, you may remove or edit it.
1862	#
1863	# By default, configure uses ./config.cache as the cache file,
1864	# creating it if it does not exist already. You can give configure
1865	# the --cache-file=FILE option to use a different cache file; that is
1866	# what configure does when it calls configure scripts in
1867	# subdirectories, so they share the cache.
1868	# Giving --cache-file=/dev/null disables caching, for debugging configure.
1869	# config.status only pays attention to the cache file if you give it the
1870	# --recheck option to rerun configure.
1871	#
1872	EOF
1873	# The following way of writing the cache mishandles newlines in values,
1874	# but we know of no workaround that is simple, portable, and efficient.
1875	# So, don't put newlines in cache variables' values.
1876	# Ultrix sh set writes to stderr and can't be redirected directly,
1877	# and sets the high bit in the cache file unless we assign to the vars.
1878	(set) 2>&1 \|
1879	case `(ac_space=' '; set) 2>&1` in
1880	ac_space=\ )
1881	# `set' does not quote correctly, so add quotes (double-quote substitution
1882	# turns \\\\ into \\, and sed turns \\ into \).
1883	sed -n \
1884	-e "s/'/'\\\\''/g" \
1885	-e "s/^\$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]\$=\$.*\$/\\1=\${\\1='\\2'}/p"
1886	;;
1887	*)
1888	# `set' quotes correctly as required by POSIX, so do not add quotes.
1889	sed -n -e 's/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=${\1=\2}/p'
1890	;;
1891	esac >> confcache
1892	if cmp -s $cache_file confcache; then
1893	:
1894	else
1895	if test -w $cache_file; then
1896	echo "updating cache $cache_file"
1897	cat confcache > $cache_file
1898	else
1899	echo "not updating unwritable cache $cache_file"
1900	fi
1901	fi
1902	rm -f confcache
1903
1904	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
1905
1906	test "x$prefix" = xNONE && prefix=$ac_default_prefix
1907	# Let make expand exec_prefix.
1908	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1909
1910	# Any assignment to VPATH causes Sun make to only execute
1911	# the first set of double-colon rules, so remove it if not needed.
1912	# If there is a colon in the path, we need to keep it.
1913	if test "x$srcdir" = x.; then
1914	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
1915	fi
1916
1917	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1918
1919	# Transform confdefs.h into DEFS.
1920	# Protect against shell expansion while executing Makefile rules.
1921	# Protect against Makefile macro expansion.
1922	cat > conftest.defs <<\EOF
1923	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
1924	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
1925	s%\[%\\&%g
1926	s%\]%\\&%g
1927	s%\$%$$%g
1928	EOF
1929	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
1930	rm -f conftest.defs
1931
1932
1933	# Without the "./", some shells look in PATH for config.status.
1934	: ${CONFIG_STATUS=./config.status}
1935
1936	echo creating $CONFIG_STATUS
1937	rm -f $CONFIG_STATUS
1938	cat > $CONFIG_STATUS <<EOF
1939	#! /bin/sh
1940	# Generated automatically by configure.
1941	# Run this file to recreate the current configuration.
1942	# This directory was configured as follows,
1943	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
1944	#
1945	# $0 $ac_configure_args
1946	#
1947	# Compiler output produced by configure, useful for debugging
1948	# configure, is in ./config.log if it exists.
1949
1950	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1951	for ac_option
1952	do
1953	case "\$ac_option" in
1954	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
1955	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1956	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1957	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
1958	echo "$CONFIG_STATUS generated by autoconf version 2.12"
1959	exit 0 ;;
1960	-help \| --help \| --hel \| --he \| --h)
1961	echo "\$ac_cs_usage"; exit 0 ;;
1962	*) echo "\$ac_cs_usage"; exit 1 ;;
1963	esac
1964	done
1965
1966	ac_given_srcdir=$srcdir
1967
1968	trap 'rm -fr `echo "Makefile" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
1969	EOF
1970	cat >> $CONFIG_STATUS <<EOF
1971
1972	# Protect against being on the right side of a sed subst in config.status.
1973	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
1974	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
1975	$ac_vpsub
1976	$extrasub
1977	s%@CFLAGS@%$CFLAGS%g
1978	s%@CPPFLAGS@%$CPPFLAGS%g
1979	s%@CXXFLAGS@%$CXXFLAGS%g
1980	s%@DEFS@%$DEFS%g
1981	s%@LDFLAGS@%$LDFLAGS%g
1982	s%@LIBS@%$LIBS%g
1983	s%@exec_prefix@%$exec_prefix%g
1984	s%@prefix@%$prefix%g
1985	s%@program_transform_name@%$program_transform_name%g
1986	s%@bindir@%$bindir%g
1987	s%@sbindir@%$sbindir%g
1988	s%@libexecdir@%$libexecdir%g
1989	s%@datadir@%$datadir%g
1990	s%@sysconfdir@%$sysconfdir%g
1991	s%@sharedstatedir@%$sharedstatedir%g
1992	s%@localstatedir@%$localstatedir%g
1993	s%@libdir@%$libdir%g
1994	s%@includedir@%$includedir%g
1995	s%@oldincludedir@%$oldincludedir%g
1996	s%@infodir@%$infodir%g
1997	s%@mandir@%$mandir%g
1998	s%@SINGULAR_MAJOR_VERSION@%$SINGULAR_MAJOR_VERSION%g
1999	s%@SINGULAR_MINOR_VERSION@%$SINGULAR_MINOR_VERSION%g
2000	s%@SINGULAR_SUB_VERSION@%$SINGULAR_SUB_VERSION%g
2001	s%@host@%$host%g
2002	s%@host_alias@%$host_alias%g
2003	s%@host_cpu@%$host_cpu%g
2004	s%@host_vendor@%$host_vendor%g
2005	s%@host_os@%$host_os%g
2006	s%@CC@%$CC%g
2007	s%@CPP@%$CPP%g
2008	s%@SET_MAKE@%$SET_MAKE%g
2009	s%@SUBDIRS@%$SUBDIRS%g
2010	s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
2011	s%@subdirs@%$subdirs%g
2012
2013	CEOF
2014	EOF
2015
2016	cat >> $CONFIG_STATUS <<\EOF
2017
2018	# Split the substitutions into bite-sized pieces for seds with
2019	# small command number limits, like on Digital OSF/1 and HP-UX.
2020	ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
2021	ac_file=1 # Number of current file.
2022	ac_beg=1 # First line for current file.
2023	ac_end=$ac_max_sed_cmds # Line after last line for current file.
2024	ac_more_lines=:
2025	ac_sed_cmds=""
2026	while $ac_more_lines; do
2027	if test $ac_beg -gt 1; then
2028	sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
2029	else
2030	sed "${ac_end}q" conftest.subs > conftest.s$ac_file
2031	fi
2032	if test ! -s conftest.s$ac_file; then
2033	ac_more_lines=false
2034	rm -f conftest.s$ac_file
2035	else
2036	if test -z "$ac_sed_cmds"; then
2037	ac_sed_cmds="sed -f conftest.s$ac_file"
2038	else
2039	ac_sed_cmds="$ac_sed_cmds \| sed -f conftest.s$ac_file"
2040	fi
2041	ac_file=`expr $ac_file + 1`
2042	ac_beg=$ac_end
2043	ac_end=`expr $ac_end + $ac_max_sed_cmds`
2044	fi
2045	done
2046	if test -z "$ac_sed_cmds"; then
2047	ac_sed_cmds=cat
2048	fi
2049	EOF
2050
2051	cat >> $CONFIG_STATUS <<EOF
2052
2053	CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
2054	EOF
2055	cat >> $CONFIG_STATUS <<\EOF
2056	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
2057	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
2058	case "$ac_file" in
2059	:) ac_file_in=`echo "$ac_file"\|sed 's%[^:]*:%%'`
2060	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
2061	*) ac_file_in="${ac_file}.in" ;;
2062	esac
2063
2064	# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
2065
2066	# Remove last slash and all that follows it. Not all systems have dirname.
2067	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
2068	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
2069	# The file is in a subdirectory.
2070	test ! -d "$ac_dir" && mkdir "$ac_dir"
2071	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
2072	# A "../" for each directory in $ac_dir_suffix.
2073	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
2074	else
2075	ac_dir_suffix= ac_dots=
2076	fi
2077
2078	case "$ac_given_srcdir" in
2079	.) srcdir=.
2080	if test -z "$ac_dots"; then top_srcdir=.
2081	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
2082	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
2083	*) # Relative path.
2084	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
2085	top_srcdir="$ac_dots$ac_given_srcdir" ;;
2086	esac
2087
2088
2089	echo creating "$ac_file"
2090	rm -f "$ac_file"
2091	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
2092	case "$ac_file" in
2093	Makefile) ac_comsub="1i\\
2094	# $configure_input" ;;
2095	*) ac_comsub= ;;
2096	esac
2097
2098	ac_file_inputs=`echo $ac_file_in\|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
2099	sed -e "$ac_comsub
2100	s%@configure_input@%$configure_input%g
2101	s%@srcdir@%$srcdir%g
2102	s%@top_srcdir@%$top_srcdir%g
2103	" $ac_file_inputs \| (eval "$ac_sed_cmds") > $ac_file
2104	fi; done
2105	rm -f conftest.s*
2106
2107	EOF
2108	cat >> $CONFIG_STATUS <<EOF
2109
2110	EOF
2111	cat >> $CONFIG_STATUS <<\EOF
2112
2113	exit 0
2114	EOF
2115	chmod +x $CONFIG_STATUS
2116	rm -fr confdefs* $ac_clean_files
2117	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
2118
2119	if test "$no_recursion" != yes; then
2120
2121	# Remove --cache-file and --srcdir arguments so they do not pile up.
2122	ac_sub_configure_args=
2123	ac_prev=
2124	for ac_arg in $ac_configure_args; do
2125	if test -n "$ac_prev"; then
2126	ac_prev=
2127	continue
2128	fi
2129	case "$ac_arg" in
2130	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
2131	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
2132	ac_prev=cache_file ;;
2133	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
2134	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
2135	;;
2136	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
2137	ac_prev=srcdir ;;
2138	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
2139	;;
2140	*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
2141	esac
2142	done
2143
2144	for ac_config_dir in $CONFIG_SUBDIRS; do
2145
2146	# Do not complain, so a configure script can configure whichever
2147	# parts of a large source tree are present.
2148	if test ! -d $srcdir/$ac_config_dir; then
2149	continue
2150	fi
2151
2152	echo configuring in $ac_config_dir
2153
2154	case "$srcdir" in
2155	.) ;;
2156	*)
2157	if test -d ./$ac_config_dir \|\| mkdir ./$ac_config_dir; then :;
2158	else
2159	{ echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
2160	fi
2161	;;
2162	esac
2163
2164	ac_popdir=`pwd`
2165	cd $ac_config_dir
2166
2167	# A "../" for each directory in /$ac_config_dir.
2168	ac_dots=`echo $ac_config_dir\|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
2169
2170	case "$srcdir" in
2171	.) # No --srcdir option. We are building in place.
2172	ac_sub_srcdir=$srcdir ;;
2173	/*) # Absolute path.
2174	ac_sub_srcdir=$srcdir/$ac_config_dir ;;
2175	*) # Relative path.
2176	ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
2177	esac
2178
2179	# Check for guested configure; otherwise get Cygnus style configure.
2180	if test -f $ac_sub_srcdir/configure; then
2181	ac_sub_configure=$ac_sub_srcdir/configure
2182	elif test -f $ac_sub_srcdir/configure.in; then
2183	ac_sub_configure=$ac_configure
2184	else
2185	echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
2186	ac_sub_configure=
2187	fi
2188
2189	# The recursion is here.
2190	if test -n "$ac_sub_configure"; then
2191
2192	# Make the cache file name correct relative to the subdirectory.
2193	case "$cache_file" in
2194	/*) ac_sub_cache_file=$cache_file ;;
2195	*) # Relative path.
2196	ac_sub_cache_file="$ac_dots$cache_file" ;;
2197	esac
2198
2199	echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
2200	# The eval makes quoting arguments work.
2201	if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
2202	then :
2203	else
2204	{ echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
2205	fi
2206	fi
2207
2208	cd $ac_popdir
2209	done
2210	fi
2211

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