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source: git/configure @ 8c8a76

spielwiese

Last change on this file since 8c8a76 was 8c8a76, checked in by Hans Schönemann <hannes@…>, 24 years ago
* hannes: added IntegerProgramming- subdir git-svn-id: file:///usr/local/Singular/svn/trunk@4281 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 93.2 KB

Line
1	#! /bin/sh
2
3	# Guess values for system-dependent variables and create Makefiles.
4	# Generated automatically using autoconf version 2.13
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="$ac_help
16	\
17	--with-tmpdir=DIR use DIR as temporary directory"
18	ac_help="$ac_help
19	\
20	--enable-PACKAGE configure and/or build PACKAGE
21	--disable-PACKAGE do not configure and/or build PACKAGE
22	where PACKAGE can be:
23	smallgmp minimal version of gmp written in C only"
24	ac_help="$ac_help
25	\
26	gmp Gnu Multiple Precision package"
27	ac_help="$ac_help
28	\
29	MP Multi Protocol library"
30	ac_help="$ac_help
31	\
32	factory polynomial factorization library"
33	ac_help="$ac_help
34	\
35	libfac char set and modp poly factorization library"
36	ac_help="$ac_help
37	\
38	sgroup numerical semigroup computations"
39	ac_help="$ac_help
40	\
41	mtrack utility to track unused memory"
42	ac_help="$ac_help
43	\
44	Singular CAS for Polynomial Computations"
45	ac_help="$ac_help
46	\
47	Texinfo Texinfo for info, texi2dvi, makeinfo"
48	ac_help="$ac_help
49	\
50	Texi2html Texinfo to HTML converter"
51	ac_help="$ac_help
52	\
53	doc Singular documentation"
54	ac_help="$ac_help
55	\
56	emacs emacs completion files"
57	ac_help="$ac_help
58	\
59	--with-PACKAGE use PACKAGE, provide dependent functionality
60	--without-PACKAGE do not use PACKAGE, disable dependent functionality
61	where PACKAGE can be:
62	MP Multi Protocol library"
63	ac_help="$ac_help
64	\
65	factory polynomial factorization library"
66	ac_help="$ac_help
67	\
68	libfac char set and modp poly factorization library"
69	ac_help="$ac_help
70	\
71	mtrack utility to track unused memory"
72	ac_help="$ac_help
73	\
74	--with-apint=PACKAGE use PACKAGE for arbitary integer arithmetic
75	where PACKAGE can be gmp or smallgmp
76	All additional --enable and --with options are passed to subsequent calls
77	to configure of the packages to be built. See also configure --help in
78	these packages (resp. subdirs). "
79
80	# Initialize some variables set by options.
81	# The variables have the same names as the options, with
82	# dashes changed to underlines.
83	build=NONE
84	cache_file=./config.cache
85	exec_prefix=NONE
86	host=NONE
87	no_create=
88	nonopt=NONE
89	no_recursion=
90	prefix=NONE
91	program_prefix=NONE
92	program_suffix=NONE
93	program_transform_name=s,x,x,
94	silent=
95	site=
96	srcdir=
97	target=NONE
98	verbose=
99	x_includes=NONE
100	x_libraries=NONE
101	bindir='${exec_prefix}/bin'
102	sbindir='${exec_prefix}/sbin'
103	libexecdir='${exec_prefix}/libexec'
104	datadir='${prefix}/share'
105	sysconfdir='${prefix}/etc'
106	sharedstatedir='${prefix}/com'
107	localstatedir='${prefix}/var'
108	libdir='${exec_prefix}/lib'
109	includedir='${prefix}/include'
110	oldincludedir='/usr/include'
111	infodir='${prefix}/info'
112	mandir='${prefix}/man'
113
114	# Initialize some other variables.
115	subdirs=
116	MFLAGS= MAKEFLAGS=
117	SHELL=${CONFIG_SHELL-/bin/sh}
118	# Maximum number of lines to put in a shell here document.
119	ac_max_here_lines=12
120
121	ac_prev=
122	for ac_option
123	do
124
125	# If the previous option needs an argument, assign it.
126	if test -n "$ac_prev"; then
127	eval "$ac_prev=\$ac_option"
128	ac_prev=
129	continue
130	fi
131
132	case "$ac_option" in
133	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
134	*) ac_optarg= ;;
135	esac
136
137	# Accept the important Cygnus configure options, so we can diagnose typos.
138
139	case "$ac_option" in
140
141	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
142	ac_prev=bindir ;;
143	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
144	bindir="$ac_optarg" ;;
145
146	-build \| --build \| --buil \| --bui \| --bu)
147	ac_prev=build ;;
148	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
149	build="$ac_optarg" ;;
150
151	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
152	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
153	ac_prev=cache_file ;;
154	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
155	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
156	cache_file="$ac_optarg" ;;
157
158	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
159	ac_prev=datadir ;;
160	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
161	\| --da=*)
162	datadir="$ac_optarg" ;;
163
164	-disable-* \| --disable-*)
165	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
166	# Reject names that are not valid shell variable names.
167	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
168	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
169	fi
170	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
171	eval "enable_${ac_feature}=no" ;;
172
173	-enable-* \| --enable-*)
174	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
175	# Reject names that are not valid shell variable names.
176	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
177	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
178	fi
179	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
180	case "$ac_option" in
181	=) ;;
182	*) ac_optarg=yes ;;
183	esac
184	eval "enable_${ac_feature}='$ac_optarg'" ;;
185
186	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
187	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
188	\| --exec \| --exe \| --ex)
189	ac_prev=exec_prefix ;;
190	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
191	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
192	\| --exec=* \| --exe=* \| --ex=*)
193	exec_prefix="$ac_optarg" ;;
194
195	-gas \| --gas \| --ga \| --g)
196	# Obsolete; use --with-gas.
197	with_gas=yes ;;
198
199	-help \| --help \| --hel \| --he)
200	# Omit some internal or obsolete options to make the list less imposing.
201	# This message is too long to be a string in the A/UX 3.1 sh.
202	cat << EOF
203	Usage: configure [options] [host]
204	Options: [defaults in brackets after descriptions]
205	Configuration:
206	--cache-file=FILE cache test results in FILE
207	--help print this message
208	--no-create do not create output files
209	--quiet, --silent do not print \`checking...' messages
210	--version print the version of autoconf that created configure
211	Directory and file names:
212	--prefix=PREFIX install architecture-independent files in PREFIX
213	[$ac_default_prefix]
214	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
215	[same as prefix]
216	--bindir=DIR user executables in DIR [EPREFIX/bin]
217	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
218	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
219	--datadir=DIR read-only architecture-independent data in DIR
220	[PREFIX/share]
221	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
222	--sharedstatedir=DIR modifiable architecture-independent data in DIR
223	[PREFIX/com]
224	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
225	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
226	--includedir=DIR C header files in DIR [PREFIX/include]
227	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
228	--infodir=DIR info documentation in DIR [PREFIX/info]
229	--mandir=DIR man documentation in DIR [PREFIX/man]
230	--srcdir=DIR find the sources in DIR [configure dir or ..]
231	--program-prefix=PREFIX prepend PREFIX to installed program names
232	--program-suffix=SUFFIX append SUFFIX to installed program names
233	--program-transform-name=PROGRAM
234	run sed PROGRAM on installed program names
235	EOF
236	cat << EOF
237	Host type:
238	--build=BUILD configure for building on BUILD [BUILD=HOST]
239	--host=HOST configure for HOST [guessed]
240	--target=TARGET configure for TARGET [TARGET=HOST]
241	Features and packages:
242	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
243	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
244	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
245	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
246	--x-includes=DIR X include files are in DIR
247	--x-libraries=DIR X library files are in DIR
248	EOF
249	if test -n "$ac_help"; then
250	echo "--enable and --with options recognized:$ac_help"
251	fi
252	exit 0 ;;
253
254	-host \| --host \| --hos \| --ho)
255	ac_prev=host ;;
256	-host=* \| --host=* \| --hos=* \| --ho=*)
257	host="$ac_optarg" ;;
258
259	-includedir \| --includedir \| --includedi \| --included \| --include \
260	\| --includ \| --inclu \| --incl \| --inc)
261	ac_prev=includedir ;;
262	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
263	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
264	includedir="$ac_optarg" ;;
265
266	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
267	ac_prev=infodir ;;
268	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
269	infodir="$ac_optarg" ;;
270
271	-libdir \| --libdir \| --libdi \| --libd)
272	ac_prev=libdir ;;
273	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
274	libdir="$ac_optarg" ;;
275
276	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
277	\| --libexe \| --libex \| --libe)
278	ac_prev=libexecdir ;;
279	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
280	\| --libexe=* \| --libex=* \| --libe=*)
281	libexecdir="$ac_optarg" ;;
282
283	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
284	\| --localstate \| --localstat \| --localsta \| --localst \
285	\| --locals \| --local \| --loca \| --loc \| --lo)
286	ac_prev=localstatedir ;;
287	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
288	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
289	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
290	localstatedir="$ac_optarg" ;;
291
292	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
293	ac_prev=mandir ;;
294	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
295	mandir="$ac_optarg" ;;
296
297	-nfp \| --nfp \| --nf)
298	# Obsolete; use --without-fp.
299	with_fp=no ;;
300
301	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
302	\| --no-cr \| --no-c)
303	no_create=yes ;;
304
305	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
306	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
307	no_recursion=yes ;;
308
309	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
310	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
311	\| --oldin \| --oldi \| --old \| --ol \| --o)
312	ac_prev=oldincludedir ;;
313	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
314	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
315	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
316	oldincludedir="$ac_optarg" ;;
317
318	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
319	ac_prev=prefix ;;
320	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
321	prefix="$ac_optarg" ;;
322
323	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
324	\| --program-pre \| --program-pr \| --program-p)
325	ac_prev=program_prefix ;;
326	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
327	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
328	program_prefix="$ac_optarg" ;;
329
330	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
331	\| --program-suf \| --program-su \| --program-s)
332	ac_prev=program_suffix ;;
333	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
334	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
335	program_suffix="$ac_optarg" ;;
336
337	-program-transform-name \| --program-transform-name \
338	\| --program-transform-nam \| --program-transform-na \
339	\| --program-transform-n \| --program-transform- \
340	\| --program-transform \| --program-transfor \
341	\| --program-transfo \| --program-transf \
342	\| --program-trans \| --program-tran \
343	\| --progr-tra \| --program-tr \| --program-t)
344	ac_prev=program_transform_name ;;
345	-program-transform-name=* \| --program-transform-name=* \
346	\| --program-transform-nam=* \| --program-transform-na=* \
347	\| --program-transform-n=* \| --program-transform-=* \
348	\| --program-transform=* \| --program-transfor=* \
349	\| --program-transfo=* \| --program-transf=* \
350	\| --program-trans=* \| --program-tran=* \
351	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
352	program_transform_name="$ac_optarg" ;;
353
354	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
355	\| -silent \| --silent \| --silen \| --sile \| --sil)
356	silent=yes ;;
357
358	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
359	ac_prev=sbindir ;;
360	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
361	\| --sbi=* \| --sb=*)
362	sbindir="$ac_optarg" ;;
363
364	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
365	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
366	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
367	\| --sha \| --sh)
368	ac_prev=sharedstatedir ;;
369	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
370	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
371	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
372	\| --sha=* \| --sh=*)
373	sharedstatedir="$ac_optarg" ;;
374
375	-site \| --site \| --sit)
376	ac_prev=site ;;
377	-site=* \| --site=* \| --sit=*)
378	site="$ac_optarg" ;;
379
380	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
381	ac_prev=srcdir ;;
382	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
383	srcdir="$ac_optarg" ;;
384
385	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
386	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
387	ac_prev=sysconfdir ;;
388	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
389	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
390	sysconfdir="$ac_optarg" ;;
391
392	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
393	ac_prev=target ;;
394	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
395	target="$ac_optarg" ;;
396
397	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
398	verbose=yes ;;
399
400	-version \| --version \| --versio \| --versi \| --vers)
401	echo "configure generated by autoconf version 2.13"
402	exit 0 ;;
403
404	-with-* \| --with-*)
405	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
406	# Reject names that are not valid shell variable names.
407	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
408	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
409	fi
410	ac_package=`echo $ac_package\| sed 's/-/_/g'`
411	case "$ac_option" in
412	=) ;;
413	*) ac_optarg=yes ;;
414	esac
415	eval "with_${ac_package}='$ac_optarg'" ;;
416
417	-without-* \| --without-*)
418	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
419	# Reject names that are not valid shell variable names.
420	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
421	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
422	fi
423	ac_package=`echo $ac_package\| sed 's/-/_/g'`
424	eval "with_${ac_package}=no" ;;
425
426	--x)
427	# Obsolete; use --with-x.
428	with_x=yes ;;
429
430	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
431	\| --x-incl \| --x-inc \| --x-in \| --x-i)
432	ac_prev=x_includes ;;
433	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
434	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
435	x_includes="$ac_optarg" ;;
436
437	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
438	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
439	ac_prev=x_libraries ;;
440	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
441	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
442	x_libraries="$ac_optarg" ;;
443
444	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
445	;;
446
447	*)
448	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
449	echo "configure: warning: $ac_option: invalid host type" 1>&2
450	fi
451	if test "x$nonopt" != xNONE; then
452	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
453	fi
454	nonopt="$ac_option"
455	;;
456
457	esac
458	done
459
460	if test -n "$ac_prev"; then
461	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
462	fi
463
464	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
465
466	# File descriptor usage:
467	# 0 standard input
468	# 1 file creation
469	# 2 errors and warnings
470	# 3 some systems may open it to /dev/tty
471	# 4 used on the Kubota Titan
472	# 6 checking for... messages and results
473	# 5 compiler messages saved in config.log
474	if test "$silent" = yes; then
475	exec 6>/dev/null
476	else
477	exec 6>&1
478	fi
479	exec 5>./config.log
480
481	echo "\
482	This file contains any messages produced by compilers while
483	running configure, to aid debugging if configure makes a mistake.
484	" 1>&5
485
486	# Strip out --no-create and --no-recursion so they do not pile up.
487	# Also quote any args containing shell metacharacters.
488	ac_configure_args=
489	for ac_arg
490	do
491	case "$ac_arg" in
492	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
493	\| --no-cr \| --no-c) ;;
494	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
495	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
496	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
497	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
498	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
499	esac
500	done
501
502	# NLS nuisances.
503	# Only set these to C if already set. These must not be set unconditionally
504	# because not all systems understand e.g. LANG=C (notably SCO).
505	# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
506	# Non-C LC_CTYPE values break the ctype check.
507	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
508	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
509	if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
510	if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
511
512	# confdefs.h avoids OS command line length limits that DEFS can exceed.
513	rm -rf conftest* confdefs.h
514	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
515	echo > confdefs.h
516
517	# A filename unique to this package, relative to the directory that
518	# configure is in, which we can look for to find out if srcdir is correct.
519	ac_unique_file=Singular/matpol.h
520
521	# Find the source files, if location was not specified.
522	if test -z "$srcdir"; then
523	ac_srcdir_defaulted=yes
524	# Try the directory containing this script, then its parent.
525	ac_prog=$0
526	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
527	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
528	srcdir=$ac_confdir
529	if test ! -r $srcdir/$ac_unique_file; then
530	srcdir=..
531	fi
532	else
533	ac_srcdir_defaulted=no
534	fi
535	if test ! -r $srcdir/$ac_unique_file; then
536	if test "$ac_srcdir_defaulted" = yes; then
537	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
538	else
539	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
540	fi
541	fi
542	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
543
544	# Prefer explicitly selected file to automatically selected ones.
545	if test -z "$CONFIG_SITE"; then
546	if test "x$prefix" != xNONE; then
547	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
548	else
549	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
550	fi
551	fi
552	for ac_site_file in $CONFIG_SITE; do
553	if test -r "$ac_site_file"; then
554	echo "loading site script $ac_site_file"
555	. "$ac_site_file"
556	fi
557	done
558
559	if test -r "$cache_file"; then
560	echo "loading cache $cache_file"
561	. $cache_file
562	else
563	echo "creating cache $cache_file"
564	> $cache_file
565	fi
566
567	ac_ext=c
568	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
569	ac_cpp='$CPP $CPPFLAGS'
570	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
571	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
572	cross_compiling=$ac_cv_prog_cc_cross
573
574	ac_exeext=
575	ac_objext=o
576	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
577	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
578	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
579	ac_n= ac_c='
580	' ac_t=' '
581	else
582	ac_n=-n ac_c= ac_t=
583	fi
584	else
585	ac_n= ac_c='\c' ac_t=
586	fi
587
588
589
590	OUTPUT_MAKEFILES="Makefile"
591	if test -d "doc"; then
592	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES doc/Makefile doc/version.texi doc/uname.texi"
593	fi
594	if test -d "rpm"; then
595	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/Makefile"
596	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/rpmrc rpm/Singular.spec"
597	fi
598	if test -d "modules"; then
599	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/Makefile"
600	fi
601	if test -d "modules/tools"; then
602	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/tools/Makefile"
603	fi
604	if test -d "modules/modgen"; then
605	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/modgen/Makefile"
606	fi
607	if test -d "emacs"; then
608	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" emacs/Makefile"
609	fi
610	if test -d "IntegerProgramming"; then
611	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" IntegerProgramming/Makefile"
612	fi
613
614	pwd=`pwd`
615
616	echo $ac_n "checking uname for singular""... $ac_c" 1>&6
617	echo "configure:618: checking uname for singular" >&5
618	if eval "test \"`echo '$''{'ac_cv_singuname'+set}'`\" = set"; then
619	echo $ac_n "(cached) $ac_c" 1>&6
620	else
621	ac_cv_singuname="unknown"
622	if test -r "singuname.sh"; then
623	if (/bin/sh singuname.sh >/dev/null 2>&1) then
624	ac_cv_singuname=`/bin/sh singuname.sh`
625	fi
626	fi
627
628	fi
629
630	echo "$ac_t""$ac_cv_singuname" 1>&6
631	if test "$ac_cv_singuname" = unknown; then
632	{ echo "configure: error: Unknown architecture: Check singuname.sh" 1>&2; exit 1; }
633	else
634	SINGUNAME=$ac_cv_singuname
635
636	fi
637
638	if test "$ac_cv_singuname" = ix86-Win; then
639	EXEC_EXT=".exe"
640	fi
641
642	SING_UNAME=`echo $SINGUNAME \| tr '-' '_' `
643
644
645	VERSION_SEP="-"
646
647	# make them to env variables
648	# pass them indirectly to subsequent configures
649	SINGULAR_MAJOR_VERSION=1
650	SINGULAR_MINOR_VERSION=3
651	SINGULAR_SUB_VERSION=7
652	SINGULAR_SHORT_VERSION="${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}"
653	SINGULAR_VERSION="${SINGULAR_SHORT_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}"
654	VERSION_DATE="April 2000"
655
656	export SINGULAR_MINOR_VERSION
657	export SINGULAR_MAJOR_VERSION
658	export SINGULAR_SUB_VERSION
659	export SINGULAR_VERSION
660	export VERSION_DATE
661
662
663
664
665
666	# Extract the first word of "gcc", so it can be a program name with args.
667	set dummy gcc; ac_word=$2
668	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
669	echo "configure:670: checking for $ac_word" >&5
670	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
671	echo $ac_n "(cached) $ac_c" 1>&6
672	else
673	if test -n "$CC"; then
674	ac_cv_prog_CC="$CC" # Let the user override the test.
675	else
676	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
677	ac_dummy="$PATH"
678	for ac_dir in $ac_dummy; do
679	test -z "$ac_dir" && ac_dir=.
680	if test -f $ac_dir/$ac_word; then
681	ac_cv_prog_CC="gcc"
682	break
683	fi
684	done
685	IFS="$ac_save_ifs"
686	fi
687	fi
688	CC="$ac_cv_prog_CC"
689	if test -n "$CC"; then
690	echo "$ac_t""$CC" 1>&6
691	else
692	echo "$ac_t""no" 1>&6
693	fi
694
695	if test -z "$CC"; then
696	# Extract the first word of "cc", so it can be a program name with args.
697	set dummy cc; ac_word=$2
698	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
699	echo "configure:700: checking for $ac_word" >&5
700	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
701	echo $ac_n "(cached) $ac_c" 1>&6
702	else
703	if test -n "$CC"; then
704	ac_cv_prog_CC="$CC" # Let the user override the test.
705	else
706	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
707	ac_prog_rejected=no
708	ac_dummy="$PATH"
709	for ac_dir in $ac_dummy; do
710	test -z "$ac_dir" && ac_dir=.
711	if test -f $ac_dir/$ac_word; then
712	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
713	ac_prog_rejected=yes
714	continue
715	fi
716	ac_cv_prog_CC="cc"
717	break
718	fi
719	done
720	IFS="$ac_save_ifs"
721	if test $ac_prog_rejected = yes; then
722	# We found a bogon in the path, so make sure we never use it.
723	set dummy $ac_cv_prog_CC
724	shift
725	if test $# -gt 0; then
726	# We chose a different compiler from the bogus one.
727	# However, it has the same basename, so the bogon will be chosen
728	# first if we set CC to just the basename; use the full file name.
729	shift
730	set dummy "$ac_dir/$ac_word" "$@"
731	shift
732	ac_cv_prog_CC="$@"
733	fi
734	fi
735	fi
736	fi
737	CC="$ac_cv_prog_CC"
738	if test -n "$CC"; then
739	echo "$ac_t""$CC" 1>&6
740	else
741	echo "$ac_t""no" 1>&6
742	fi
743
744	if test -z "$CC"; then
745	case "`uname -s`" in
746	win32 \| WIN32)
747	# Extract the first word of "cl", so it can be a program name with args.
748	set dummy cl; ac_word=$2
749	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
750	echo "configure:751: checking for $ac_word" >&5
751	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
752	echo $ac_n "(cached) $ac_c" 1>&6
753	else
754	if test -n "$CC"; then
755	ac_cv_prog_CC="$CC" # Let the user override the test.
756	else
757	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
758	ac_dummy="$PATH"
759	for ac_dir in $ac_dummy; do
760	test -z "$ac_dir" && ac_dir=.
761	if test -f $ac_dir/$ac_word; then
762	ac_cv_prog_CC="cl"
763	break
764	fi
765	done
766	IFS="$ac_save_ifs"
767	fi
768	fi
769	CC="$ac_cv_prog_CC"
770	if test -n "$CC"; then
771	echo "$ac_t""$CC" 1>&6
772	else
773	echo "$ac_t""no" 1>&6
774	fi
775	;;
776	esac
777	fi
778	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
779	fi
780
781	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
782	echo "configure:783: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
783
784	ac_ext=c
785	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
786	ac_cpp='$CPP $CPPFLAGS'
787	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
788	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
789	cross_compiling=$ac_cv_prog_cc_cross
790
791	cat > conftest.$ac_ext << EOF
792
793	#line 794 "configure"
794	#include "confdefs.h"
795
796	main(){return(0);}
797	EOF
798	if { (eval echo configure:799: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
799	ac_cv_prog_cc_works=yes
800	# If we can't run a trivial program, we are probably using a cross compiler.
801	if (./conftest; exit) 2>/dev/null; then
802	ac_cv_prog_cc_cross=no
803	else
804	ac_cv_prog_cc_cross=yes
805	fi
806	else
807	echo "configure: failed program was:" >&5
808	cat conftest.$ac_ext >&5
809	ac_cv_prog_cc_works=no
810	fi
811	rm -fr conftest*
812	ac_ext=c
813	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
814	ac_cpp='$CPP $CPPFLAGS'
815	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
816	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
817	cross_compiling=$ac_cv_prog_cc_cross
818
819	echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
820	if test $ac_cv_prog_cc_works = no; then
821	{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
822	fi
823	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
824	echo "configure:825: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
825	echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
826	cross_compiling=$ac_cv_prog_cc_cross
827
828	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
829	echo "configure:830: checking whether we are using GNU C" >&5
830	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
831	echo $ac_n "(cached) $ac_c" 1>&6
832	else
833	cat > conftest.c <<EOF
834	#ifdef __GNUC__
835	yes;
836	#endif
837	EOF
838	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:839: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
839	ac_cv_prog_gcc=yes
840	else
841	ac_cv_prog_gcc=no
842	fi
843	fi
844
845	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
846
847	if test $ac_cv_prog_gcc = yes; then
848	GCC=yes
849	else
850	GCC=
851	fi
852
853	ac_test_CFLAGS="${CFLAGS+set}"
854	ac_save_CFLAGS="$CFLAGS"
855	CFLAGS=
856	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
857	echo "configure:858: checking whether ${CC-cc} accepts -g" >&5
858	if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
859	echo $ac_n "(cached) $ac_c" 1>&6
860	else
861	echo 'void f(){}' > conftest.c
862	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
863	ac_cv_prog_cc_g=yes
864	else
865	ac_cv_prog_cc_g=no
866	fi
867	rm -f conftest*
868
869	fi
870
871	echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
872	if test "$ac_test_CFLAGS" = set; then
873	CFLAGS="$ac_save_CFLAGS"
874	elif test $ac_cv_prog_cc_g = yes; then
875	if test "$GCC" = yes; then
876	CFLAGS="-g -O2"
877	else
878	CFLAGS="-g"
879	fi
880	else
881	if test "$GCC" = yes; then
882	CFLAGS="-O2"
883	else
884	CFLAGS=
885	fi
886	fi
887
888	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
889	echo "configure:890: checking how to run the C preprocessor" >&5
890	# On Suns, sometimes $CPP names a directory.
891	if test -n "$CPP" && test -d "$CPP"; then
892	CPP=
893	fi
894	if test -z "$CPP"; then
895	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
896	echo $ac_n "(cached) $ac_c" 1>&6
897	else
898	# This must be in double quotes, not single quotes, because CPP may get
899	# substituted into the Makefile and "${CC-cc}" will confuse make.
900	CPP="${CC-cc} -E"
901	# On the NeXT, cc -E runs the code through the compiler's parser,
902	# not just through cpp.
903	cat > conftest.$ac_ext <<EOF
904	#line 905 "configure"
905	#include "confdefs.h"
906	#include <assert.h>
907	Syntax Error
908	EOF
909	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
910	{ (eval echo configure:911: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
911	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
912	if test -z "$ac_err"; then
913	:
914	else
915	echo "$ac_err" >&5
916	echo "configure: failed program was:" >&5
917	cat conftest.$ac_ext >&5
918	rm -rf conftest*
919	CPP="${CC-cc} -E -traditional-cpp"
920	cat > conftest.$ac_ext <<EOF
921	#line 922 "configure"
922	#include "confdefs.h"
923	#include <assert.h>
924	Syntax Error
925	EOF
926	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
927	{ (eval echo configure:928: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
928	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
929	if test -z "$ac_err"; then
930	:
931	else
932	echo "$ac_err" >&5
933	echo "configure: failed program was:" >&5
934	cat conftest.$ac_ext >&5
935	rm -rf conftest*
936	CPP="${CC-cc} -nologo -E"
937	cat > conftest.$ac_ext <<EOF
938	#line 939 "configure"
939	#include "confdefs.h"
940	#include <assert.h>
941	Syntax Error
942	EOF
943	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
944	{ (eval echo configure:945: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
945	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
946	if test -z "$ac_err"; then
947	:
948	else
949	echo "$ac_err" >&5
950	echo "configure: failed program was:" >&5
951	cat conftest.$ac_ext >&5
952	rm -rf conftest*
953	CPP=/lib/cpp
954	fi
955	rm -f conftest*
956	fi
957	rm -f conftest*
958	fi
959	rm -f conftest*
960	ac_cv_prog_CPP="$CPP"
961	fi
962	CPP="$ac_cv_prog_CPP"
963	else
964	ac_cv_prog_CPP="$CPP"
965	fi
966	echo "$ac_t""$CPP" 1>&6
967
968	ac_aux_dir=
969	for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
970	if test -f $ac_dir/install-sh; then
971	ac_aux_dir=$ac_dir
972	ac_install_sh="$ac_aux_dir/install-sh -c"
973	break
974	elif test -f $ac_dir/install.sh; then
975	ac_aux_dir=$ac_dir
976	ac_install_sh="$ac_aux_dir/install.sh -c"
977	break
978	fi
979	done
980	if test -z "$ac_aux_dir"; then
981	{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
982	fi
983	ac_config_guess=$ac_aux_dir/config.guess
984	ac_config_sub=$ac_aux_dir/config.sub
985	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
986
987	# Find a good install program. We prefer a C program (faster),
988	# so one script is as good as another. But avoid the broken or
989	# incompatible versions:
990	# SysV /etc/install, /usr/sbin/install
991	# SunOS /usr/etc/install
992	# IRIX /sbin/install
993	# AIX /bin/install
994	# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
995	# AFS /usr/afsws/bin/install, which mishandles nonexistent args
996	# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
997	# ./install, which can be erroneously created by make from ./install.sh.
998	echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
999	echo "configure:1000: checking for a BSD compatible install" >&5
1000	if test -z "$INSTALL"; then
1001	if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
1002	echo $ac_n "(cached) $ac_c" 1>&6
1003	else
1004	IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":"
1005	for ac_dir in $PATH; do
1006	# Account for people who put trailing slashes in PATH elements.
1007	case "$ac_dir/" in
1008	/\|./\|.//\|/etc/\|/usr/sbin/\|/usr/etc/\|/sbin/\|/usr/afsws/bin/\|/usr/ucb/) ;;
1009	*)
1010	# OSF1 and SCO ODT 3.0 have their own names for install.
1011	# Don't use installbsd from OSF since it installs stuff as root
1012	# by default.
1013	for ac_prog in ginstall scoinst install; do
1014	if test -f $ac_dir/$ac_prog; then
1015	if test $ac_prog = install &&
1016	grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
1017	# AIX install. It has an incompatible calling convention.
1018	:
1019	else
1020	ac_cv_path_install="$ac_dir/$ac_prog -c"
1021	break 2
1022	fi
1023	fi
1024	done
1025	;;
1026	esac
1027	done
1028	IFS="$ac_save_IFS"
1029
1030	fi
1031	if test "${ac_cv_path_install+set}" = set; then
1032	INSTALL="$ac_cv_path_install"
1033	else
1034	# As a last resort, use the slow shell script. We don't cache a
1035	# path for INSTALL within a source directory, because that will
1036	# break other packages using the cache if that directory is
1037	# removed, or if the path is relative.
1038	INSTALL="$ac_install_sh"
1039	fi
1040	fi
1041	echo "$ac_t""$INSTALL" 1>&6
1042
1043	# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
1044	# It thinks the first close brace ends the variable substitution.
1045	test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
1046
1047	test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
1048
1049	test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
1050
1051	echo $ac_n "checking for AIX""... $ac_c" 1>&6
1052	echo "configure:1053: checking for AIX" >&5
1053	cat > conftest.$ac_ext <<EOF
1054	#line 1055 "configure"
1055	#include "confdefs.h"
1056	#ifdef _AIX
1057	yes
1058	#endif
1059
1060	EOF
1061	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1062	egrep "yes" >/dev/null 2>&1; then
1063	rm -rf conftest*
1064	echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
1065	#define _ALL_SOURCE 1
1066	EOF
1067
1068	else
1069	rm -rf conftest*
1070	echo "$ac_t""no" 1>&6
1071	fi
1072	rm -f conftest*
1073
1074
1075	if test "${CXXFLAGS+set}" != set; then
1076	ac_cxxflags_set=no
1077	CXXFLAGS="-O"
1078	fi
1079	if test "${CFLAGS+set}" != set; then
1080	CFLAGS="-O"
1081	ac_cflags_set=no
1082	fi
1083
1084	# check whether CXX was set by user as env variable
1085	if test "${CXX+set}" != set; then
1086	ac_cxx_set=no
1087	else
1088	ac_cxx_set=yes
1089	fi
1090	for ac_prog in $CCC c++ g++ gcc CC cxx cc++ cl
1091	do
1092	# Extract the first word of "$ac_prog", so it can be a program name with args.
1093	set dummy $ac_prog; ac_word=$2
1094	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1095	echo "configure:1096: checking for $ac_word" >&5
1096	if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
1097	echo $ac_n "(cached) $ac_c" 1>&6
1098	else
1099	if test -n "$CXX"; then
1100	ac_cv_prog_CXX="$CXX" # Let the user override the test.
1101	else
1102	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1103	ac_dummy="$PATH"
1104	for ac_dir in $ac_dummy; do
1105	test -z "$ac_dir" && ac_dir=.
1106	if test -f $ac_dir/$ac_word; then
1107	ac_cv_prog_CXX="$ac_prog"
1108	break
1109	fi
1110	done
1111	IFS="$ac_save_ifs"
1112	fi
1113	fi
1114	CXX="$ac_cv_prog_CXX"
1115	if test -n "$CXX"; then
1116	echo "$ac_t""$CXX" 1>&6
1117	else
1118	echo "$ac_t""no" 1>&6
1119	fi
1120
1121	test -n "$CXX" && break
1122	done
1123	test -n "$CXX" \|\| CXX="gcc"
1124
1125
1126	echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1127	echo "configure:1128: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
1128
1129	ac_ext=C
1130	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1131	ac_cpp='$CXXCPP $CPPFLAGS'
1132	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1133	ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1134	cross_compiling=$ac_cv_prog_cxx_cross
1135
1136	cat > conftest.$ac_ext << EOF
1137
1138	#line 1139 "configure"
1139	#include "confdefs.h"
1140
1141	int main(){return(0);}
1142	EOF
1143	if { (eval echo configure:1144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1144	ac_cv_prog_cxx_works=yes
1145	# If we can't run a trivial program, we are probably using a cross compiler.
1146	if (./conftest; exit) 2>/dev/null; then
1147	ac_cv_prog_cxx_cross=no
1148	else
1149	ac_cv_prog_cxx_cross=yes
1150	fi
1151	else
1152	echo "configure: failed program was:" >&5
1153	cat conftest.$ac_ext >&5
1154	ac_cv_prog_cxx_works=no
1155	fi
1156	rm -fr conftest*
1157	ac_ext=c
1158	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1159	ac_cpp='$CPP $CPPFLAGS'
1160	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1161	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1162	cross_compiling=$ac_cv_prog_cc_cross
1163
1164	echo "$ac_t""$ac_cv_prog_cxx_works" 1>&6
1165	if test $ac_cv_prog_cxx_works = no; then
1166	{ echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }
1167	fi
1168	echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1169	echo "configure:1170: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
1170	echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
1171	cross_compiling=$ac_cv_prog_cxx_cross
1172
1173	echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
1174	echo "configure:1175: checking whether we are using GNU C++" >&5
1175	if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
1176	echo $ac_n "(cached) $ac_c" 1>&6
1177	else
1178	cat > conftest.C <<EOF
1179	#ifdef __GNUC__
1180	yes;
1181	#endif
1182	EOF
1183	if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1184: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
1184	ac_cv_prog_gxx=yes
1185	else
1186	ac_cv_prog_gxx=no
1187	fi
1188	fi
1189
1190	echo "$ac_t""$ac_cv_prog_gxx" 1>&6
1191
1192	if test $ac_cv_prog_gxx = yes; then
1193	GXX=yes
1194	else
1195	GXX=
1196	fi
1197
1198	ac_test_CXXFLAGS="${CXXFLAGS+set}"
1199	ac_save_CXXFLAGS="$CXXFLAGS"
1200	CXXFLAGS=
1201	echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
1202	echo "configure:1203: checking whether ${CXX-g++} accepts -g" >&5
1203	if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
1204	echo $ac_n "(cached) $ac_c" 1>&6
1205	else
1206	echo 'void f(){}' > conftest.cc
1207	if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
1208	ac_cv_prog_cxx_g=yes
1209	else
1210	ac_cv_prog_cxx_g=no
1211	fi
1212	rm -f conftest*
1213
1214	fi
1215
1216	echo "$ac_t""$ac_cv_prog_cxx_g" 1>&6
1217	if test "$ac_test_CXXFLAGS" = set; then
1218	CXXFLAGS="$ac_save_CXXFLAGS"
1219	elif test $ac_cv_prog_cxx_g = yes; then
1220	if test "$GXX" = yes; then
1221	CXXFLAGS="-g -O2"
1222	else
1223	CXXFLAGS="-g"
1224	fi
1225	else
1226	if test "$GXX" = yes; then
1227	CXXFLAGS="-O2"
1228	else
1229	CXXFLAGS=
1230	fi
1231	fi
1232
1233
1234	# check whether the compiler accepts -pipe
1235	echo $ac_n "checking whether compiler accepts -pipe""... $ac_c" 1>&6
1236	echo "configure:1237: checking whether compiler accepts -pipe" >&5
1237	temp_cflags=${CFLAGS}
1238	CFLAGS="${CFLAGS} -pipe"
1239	if eval "test \"`echo '$''{'ac_cv_cxx_have_pipe'+set}'`\" = set"; then
1240	echo $ac_n "(cached) $ac_c" 1>&6
1241	else
1242	cat > conftest.$ac_ext <<EOF
1243	#line 1244 "configure"
1244	#include "confdefs.h"
1245
1246	int main() {
1247
1248	; return 0; }
1249	EOF
1250	if { (eval echo configure:1251: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1251	rm -rf conftest*
1252	ac_cv_cxx_have_pipe=yes
1253	else
1254	echo "configure: failed program was:" >&5
1255	cat conftest.$ac_ext >&5
1256	rm -rf conftest*
1257	ac_cv_cxx_have_pipe=no
1258	fi
1259	rm -f conftest*
1260
1261	fi
1262
1263	echo "$ac_t""${ac_cv_cxx_have_pipe}" 1>&6
1264	CFLAGS=${temp_cflags}
1265	if test "${ac_cv_cxx_have_pipe}" != yes; then
1266	PIPE=
1267	else
1268	PIPE="-pipe"
1269	fi
1270
1271
1272	for ac_prog in perl5 perl
1273	do
1274	# Extract the first word of "$ac_prog", so it can be a program name with args.
1275	set dummy $ac_prog; ac_word=$2
1276	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1277	echo "configure:1278: checking for $ac_word" >&5
1278	if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
1279	echo $ac_n "(cached) $ac_c" 1>&6
1280	else
1281	if test -n "$PERL"; then
1282	ac_cv_prog_PERL="$PERL" # Let the user override the test.
1283	else
1284	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1285	ac_dummy="$PATH"
1286	for ac_dir in $ac_dummy; do
1287	test -z "$ac_dir" && ac_dir=.
1288	if test -f $ac_dir/$ac_word; then
1289	ac_cv_prog_PERL="$ac_prog"
1290	break
1291	fi
1292	done
1293	IFS="$ac_save_ifs"
1294	fi
1295	fi
1296	PERL="$ac_cv_prog_PERL"
1297	if test -n "$PERL"; then
1298	echo "$ac_t""$PERL" 1>&6
1299	else
1300	echo "$ac_t""no" 1>&6
1301	fi
1302
1303	test -n "$PERL" && break
1304	done
1305
1306	for ac_prog in uudecode "uudeview -i"
1307	do
1308	# Extract the first word of "$ac_prog", so it can be a program name with args.
1309	set dummy $ac_prog; ac_word=$2
1310	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1311	echo "configure:1312: checking for $ac_word" >&5
1312	if eval "test \"`echo '$''{'ac_cv_prog_UUDECODE'+set}'`\" = set"; then
1313	echo $ac_n "(cached) $ac_c" 1>&6
1314	else
1315	if test -n "$UUDECODE"; then
1316	ac_cv_prog_UUDECODE="$UUDECODE" # Let the user override the test.
1317	else
1318	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1319	ac_dummy="$PATH"
1320	for ac_dir in $ac_dummy; do
1321	test -z "$ac_dir" && ac_dir=.
1322	if test -f $ac_dir/$ac_word; then
1323	ac_cv_prog_UUDECODE="$ac_prog"
1324	break
1325	fi
1326	done
1327	IFS="$ac_save_ifs"
1328	fi
1329	fi
1330	UUDECODE="$ac_cv_prog_UUDECODE"
1331	if test -n "$UUDECODE"; then
1332	echo "$ac_t""$UUDECODE" 1>&6
1333	else
1334	echo "$ac_t""no" 1>&6
1335	fi
1336
1337	test -n "$UUDECODE" && break
1338	done
1339
1340	for ac_prog in gunzip
1341	do
1342	# Extract the first word of "$ac_prog", so it can be a program name with args.
1343	set dummy $ac_prog; ac_word=$2
1344	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1345	echo "configure:1346: checking for $ac_word" >&5
1346	if eval "test \"`echo '$''{'ac_cv_prog_GUNZIP'+set}'`\" = set"; then
1347	echo $ac_n "(cached) $ac_c" 1>&6
1348	else
1349	if test -n "$GUNZIP"; then
1350	ac_cv_prog_GUNZIP="$GUNZIP" # Let the user override the test.
1351	else
1352	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1353	ac_dummy="$PATH"
1354	for ac_dir in $ac_dummy; do
1355	test -z "$ac_dir" && ac_dir=.
1356	if test -f $ac_dir/$ac_word; then
1357	ac_cv_prog_GUNZIP="$ac_prog"
1358	break
1359	fi
1360	done
1361	IFS="$ac_save_ifs"
1362	fi
1363	fi
1364	GUNZIP="$ac_cv_prog_GUNZIP"
1365	if test -n "$GUNZIP"; then
1366	echo "$ac_t""$GUNZIP" 1>&6
1367	else
1368	echo "$ac_t""no" 1>&6
1369	fi
1370
1371	test -n "$GUNZIP" && break
1372	done
1373	test -n "$GUNZIP" \|\| GUNZIP="${pwd}/warn_not_found.sh gunzip"
1374
1375	# don't use GZIP this breaks configure
1376	for ac_prog in gzip
1377	do
1378	# Extract the first word of "$ac_prog", so it can be a program name with args.
1379	set dummy $ac_prog; ac_word=$2
1380	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1381	echo "configure:1382: checking for $ac_word" >&5
1382	if eval "test \"`echo '$''{'ac_cv_prog_MYGZIP'+set}'`\" = set"; then
1383	echo $ac_n "(cached) $ac_c" 1>&6
1384	else
1385	if test -n "$MYGZIP"; then
1386	ac_cv_prog_MYGZIP="$MYGZIP" # Let the user override the test.
1387	else
1388	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1389	ac_dummy="$PATH"
1390	for ac_dir in $ac_dummy; do
1391	test -z "$ac_dir" && ac_dir=.
1392	if test -f $ac_dir/$ac_word; then
1393	ac_cv_prog_MYGZIP="$ac_prog"
1394	break
1395	fi
1396	done
1397	IFS="$ac_save_ifs"
1398	fi
1399	fi
1400	MYGZIP="$ac_cv_prog_MYGZIP"
1401	if test -n "$MYGZIP"; then
1402	echo "$ac_t""$MYGZIP" 1>&6
1403	else
1404	echo "$ac_t""no" 1>&6
1405	fi
1406
1407	test -n "$MYGZIP" && break
1408	done
1409	test -n "$MYGZIP" \|\| MYGZIP="${pwd}/warn_not_found.sh gzip"
1410
1411	# Extract the first word of "latex2html", so it can be a program name with args.
1412	set dummy latex2html; ac_word=$2
1413	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1414	echo "configure:1415: checking for $ac_word" >&5
1415	if eval "test \"`echo '$''{'ac_cv_prog_LATEX2HTML'+set}'`\" = set"; then
1416	echo $ac_n "(cached) $ac_c" 1>&6
1417	else
1418	if test -n "$LATEX2HTML"; then
1419	ac_cv_prog_LATEX2HTML="$LATEX2HTML" # Let the user override the test.
1420	else
1421	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1422	ac_dummy="$PATH"
1423	for ac_dir in $ac_dummy; do
1424	test -z "$ac_dir" && ac_dir=.
1425	if test -f $ac_dir/$ac_word; then
1426	ac_cv_prog_LATEX2HTML="latex2html"
1427	break
1428	fi
1429	done
1430	IFS="$ac_save_ifs"
1431	fi
1432	fi
1433	LATEX2HTML="$ac_cv_prog_LATEX2HTML"
1434	if test -n "$LATEX2HTML"; then
1435	echo "$ac_t""$LATEX2HTML" 1>&6
1436	else
1437	echo "$ac_t""no" 1>&6
1438	fi
1439
1440	echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1441	echo "configure:1442: checking whether ln -s works" >&5
1442	if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1443	echo $ac_n "(cached) $ac_c" 1>&6
1444	else
1445	rm -f conftestdata
1446	if ln -s X conftestdata 2>/dev/null
1447	then
1448	rm -f conftestdata
1449	ac_cv_prog_LN_S="ln -s"
1450	else
1451	ac_cv_prog_LN_S=ln
1452	fi
1453	fi
1454	LN_S="$ac_cv_prog_LN_S"
1455	if test "$ac_cv_prog_LN_S" = "ln -s"; then
1456	echo "$ac_t""yes" 1>&6
1457	else
1458	echo "$ac_t""no" 1>&6
1459	fi
1460
1461
1462	# expand prefix and pass it to subsequent configures
1463	if test "x$prefix" = xNONE; then
1464	prefix=${ac_default_prefix}
1465	ac_configure_args="$ac_configure_args --prefix=${prefix}"
1466	fi
1467
1468	# expand exec_prefix
1469	if test "x$exec_prefix" = xNONE; then
1470	exec_prefix=${prefix}/${ac_cv_singuname}
1471	ac_configure_args="$ac_configure_args --exec_prefix=${exec_prefix}"
1472	fi
1473
1474	# expand bindir
1475	if test "x$bindir" = 'x${exec_prefix}/bin'; then
1476	bindir="${exec_prefix}"
1477	ac_configure_args="$ac_configure_args --bindir=${bindir}"
1478	fi
1479
1480	# expand libdir
1481	if test "x$libdir" = 'x${exec_prefix}/lib'; then
1482	libdir="${exec_prefix}/lib"
1483	ac_configure_args="$ac_configure_args --libdir=${libdir}"
1484	fi
1485
1486	# expand includedir
1487	if test "x$includedir" = 'x${prefix}/include'; then
1488	includedir="${exec_prefix}/include"
1489	ac_configure_args="$ac_configure_args --includedir=${includedir}"
1490	fi
1491
1492	# construct name of installed Singular executable
1493	SINGULAR=${bindir}/Singular-${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}${EXEC_EXT}
1494	export SINGULAR
1495
1496
1497
1498	# add -I to CPPFLAGS and -L to LDFLAGS, just to be sure
1499	LDFLAGS="-L${libdir} ${LDFLAGS}"
1500	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
1501
1502	# check for AIX
1503	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
1504	echo "configure:1505: checking whether _AIX is defined" >&5
1505	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
1506	echo $ac_n "(cached) $ac_c" 1>&6
1507	else
1508	cat > conftest.$ac_ext <<EOF
1509	#line 1510 "configure"
1510	#include "confdefs.h"
1511	#ifdef _AIX
1512	yes
1513	#endif
1514
1515	EOF
1516	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1517	egrep "yes" >/dev/null 2>&1; then
1518	rm -rf conftest*
1519	ac_cv_is_aix=yes
1520	else
1521	rm -rf conftest*
1522	ac_cv_is_aix=no
1523	fi
1524	rm -f conftest*
1525
1526	fi
1527
1528	if test "$ac_cv_is_aix" = yes; then
1529	echo "$ac_t""yes" 1>&6
1530	else
1531	echo "$ac_t""no" 1>&6
1532	fi
1533
1534	echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
1535	echo "configure:1536: checking for atof in -lm" >&5
1536	ac_lib_var=`echo m'_'atof \| sed 'y%./+-%__p_%'`
1537	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1538	echo $ac_n "(cached) $ac_c" 1>&6
1539	else
1540	ac_save_LIBS="$LIBS"
1541	LIBS="-lm $LIBS"
1542	cat > conftest.$ac_ext <<EOF
1543	#line 1544 "configure"
1544	#include "confdefs.h"
1545	/* Override any gcc2 internal prototype to avoid an error. */
1546	/* We use char because int might match the return type of a gcc2
1547	builtin and then its argument prototype would still apply. */
1548	char atof();
1549
1550	int main() {
1551	atof()
1552	; return 0; }
1553	EOF
1554	if { (eval echo configure:1555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1555	rm -rf conftest*
1556	eval "ac_cv_lib_$ac_lib_var=yes"
1557	else
1558	echo "configure: failed program was:" >&5
1559	cat conftest.$ac_ext >&5
1560	rm -rf conftest*
1561	eval "ac_cv_lib_$ac_lib_var=no"
1562	fi
1563	rm -f conftest*
1564	LIBS="$ac_save_LIBS"
1565
1566	fi
1567	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1568	echo "$ac_t""yes" 1>&6
1569	ac_tr_lib=HAVE_LIB`echo m \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1570	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1571	cat >> confdefs.h <<EOF
1572	#define $ac_tr_lib 1
1573	EOF
1574
1575	LIBS="-lm $LIBS"
1576
1577	else
1578	echo "$ac_t""no" 1>&6
1579	fi
1580
1581	echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
1582	echo "configure:1583: checking for socket in -lbsd" >&5
1583	ac_lib_var=`echo bsd'_'socket \| sed 'y%./+-%__p_%'`
1584	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1585	echo $ac_n "(cached) $ac_c" 1>&6
1586	else
1587	ac_save_LIBS="$LIBS"
1588	LIBS="-lbsd $LIBS"
1589	cat > conftest.$ac_ext <<EOF
1590	#line 1591 "configure"
1591	#include "confdefs.h"
1592	/* Override any gcc2 internal prototype to avoid an error. */
1593	/* We use char because int might match the return type of a gcc2
1594	builtin and then its argument prototype would still apply. */
1595	char socket();
1596
1597	int main() {
1598	socket()
1599	; return 0; }
1600	EOF
1601	if { (eval echo configure:1602: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1602	rm -rf conftest*
1603	eval "ac_cv_lib_$ac_lib_var=yes"
1604	else
1605	echo "configure: failed program was:" >&5
1606	cat conftest.$ac_ext >&5
1607	rm -rf conftest*
1608	eval "ac_cv_lib_$ac_lib_var=no"
1609	fi
1610	rm -f conftest*
1611	LIBS="$ac_save_LIBS"
1612
1613	fi
1614	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1615	echo "$ac_t""yes" 1>&6
1616	ac_tr_lib=HAVE_LIB`echo bsd \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1617	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1618	cat >> confdefs.h <<EOF
1619	#define $ac_tr_lib 1
1620	EOF
1621
1622	LIBS="-lbsd $LIBS"
1623
1624	else
1625	echo "$ac_t""no" 1>&6
1626	fi
1627
1628	echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
1629	echo "configure:1630: checking for listen in -lsocket" >&5
1630	ac_lib_var=`echo socket'_'listen \| sed 'y%./+-%__p_%'`
1631	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1632	echo $ac_n "(cached) $ac_c" 1>&6
1633	else
1634	ac_save_LIBS="$LIBS"
1635	LIBS="-lsocket $LIBS"
1636	cat > conftest.$ac_ext <<EOF
1637	#line 1638 "configure"
1638	#include "confdefs.h"
1639	/* Override any gcc2 internal prototype to avoid an error. */
1640	/* We use char because int might match the return type of a gcc2
1641	builtin and then its argument prototype would still apply. */
1642	char listen();
1643
1644	int main() {
1645	listen()
1646	; return 0; }
1647	EOF
1648	if { (eval echo configure:1649: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1649	rm -rf conftest*
1650	eval "ac_cv_lib_$ac_lib_var=yes"
1651	else
1652	echo "configure: failed program was:" >&5
1653	cat conftest.$ac_ext >&5
1654	rm -rf conftest*
1655	eval "ac_cv_lib_$ac_lib_var=no"
1656	fi
1657	rm -f conftest*
1658	LIBS="$ac_save_LIBS"
1659
1660	fi
1661	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1662	echo "$ac_t""yes" 1>&6
1663	ac_tr_lib=HAVE_LIB`echo socket \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1664	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1665	cat >> confdefs.h <<EOF
1666	#define $ac_tr_lib 1
1667	EOF
1668
1669	LIBS="-lsocket $LIBS"
1670
1671	else
1672	echo "$ac_t""no" 1>&6
1673	fi
1674
1675	echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
1676	echo "configure:1677: checking for gethostbyname in -lnsl" >&5
1677	ac_lib_var=`echo nsl'_'gethostbyname \| sed 'y%./+-%__p_%'`
1678	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1679	echo $ac_n "(cached) $ac_c" 1>&6
1680	else
1681	ac_save_LIBS="$LIBS"
1682	LIBS="-lnsl $LIBS"
1683	cat > conftest.$ac_ext <<EOF
1684	#line 1685 "configure"
1685	#include "confdefs.h"
1686	/* Override any gcc2 internal prototype to avoid an error. */
1687	/* We use char because int might match the return type of a gcc2
1688	builtin and then its argument prototype would still apply. */
1689	char gethostbyname();
1690
1691	int main() {
1692	gethostbyname()
1693	; return 0; }
1694	EOF
1695	if { (eval echo configure:1696: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1696	rm -rf conftest*
1697	eval "ac_cv_lib_$ac_lib_var=yes"
1698	else
1699	echo "configure: failed program was:" >&5
1700	cat conftest.$ac_ext >&5
1701	rm -rf conftest*
1702	eval "ac_cv_lib_$ac_lib_var=no"
1703	fi
1704	rm -f conftest*
1705	LIBS="$ac_save_LIBS"
1706
1707	fi
1708	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1709	echo "$ac_t""yes" 1>&6
1710	ac_tr_lib=HAVE_LIB`echo nsl \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1711	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1712	cat >> confdefs.h <<EOF
1713	#define $ac_tr_lib 1
1714	EOF
1715
1716	LIBS="-lnsl $LIBS"
1717
1718	else
1719	echo "$ac_t""no" 1>&6
1720	fi
1721
1722	echo $ac_n "checking for main in -lgmp""... $ac_c" 1>&6
1723	echo "configure:1724: checking for main in -lgmp" >&5
1724	ac_lib_var=`echo gmp'_'main \| sed 'y%./+-%__p_%'`
1725	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1726	echo $ac_n "(cached) $ac_c" 1>&6
1727	else
1728	ac_save_LIBS="$LIBS"
1729	LIBS="-lgmp $LIBS"
1730	cat > conftest.$ac_ext <<EOF
1731	#line 1732 "configure"
1732	#include "confdefs.h"
1733
1734	int main() {
1735	main()
1736	; return 0; }
1737	EOF
1738	if { (eval echo configure:1739: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1739	rm -rf conftest*
1740	eval "ac_cv_lib_$ac_lib_var=yes"
1741	else
1742	echo "configure: failed program was:" >&5
1743	cat conftest.$ac_ext >&5
1744	rm -rf conftest*
1745	eval "ac_cv_lib_$ac_lib_var=no"
1746	fi
1747	rm -f conftest*
1748	LIBS="$ac_save_LIBS"
1749
1750	fi
1751	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1752	echo "$ac_t""yes" 1>&6
1753	ac_tr_lib=HAVE_LIB`echo gmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1754	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1755	cat >> confdefs.h <<EOF
1756	#define $ac_tr_lib 1
1757	EOF
1758
1759	LIBS="-lgmp $LIBS"
1760
1761	else
1762	echo "$ac_t""no" 1>&6
1763	fi
1764
1765	echo $ac_n "checking for mpz_init in -lsmallgmp""... $ac_c" 1>&6
1766	echo "configure:1767: checking for mpz_init in -lsmallgmp" >&5
1767	ac_lib_var=`echo smallgmp'_'mpz_init \| sed 'y%./+-%__p_%'`
1768	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1769	echo $ac_n "(cached) $ac_c" 1>&6
1770	else
1771	ac_save_LIBS="$LIBS"
1772	LIBS="-lsmallgmp $LIBS"
1773	cat > conftest.$ac_ext <<EOF
1774	#line 1775 "configure"
1775	#include "confdefs.h"
1776	/* Override any gcc2 internal prototype to avoid an error. */
1777	/* We use char because int might match the return type of a gcc2
1778	builtin and then its argument prototype would still apply. */
1779	char mpz_init();
1780
1781	int main() {
1782	mpz_init()
1783	; return 0; }
1784	EOF
1785	if { (eval echo configure:1786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1786	rm -rf conftest*
1787	eval "ac_cv_lib_$ac_lib_var=yes"
1788	else
1789	echo "configure: failed program was:" >&5
1790	cat conftest.$ac_ext >&5
1791	rm -rf conftest*
1792	eval "ac_cv_lib_$ac_lib_var=no"
1793	fi
1794	rm -f conftest*
1795	LIBS="$ac_save_LIBS"
1796
1797	fi
1798	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1799	echo "$ac_t""yes" 1>&6
1800	ac_tr_lib=HAVE_LIB`echo smallgmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1801	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1802	cat >> confdefs.h <<EOF
1803	#define $ac_tr_lib 1
1804	EOF
1805
1806	LIBS="-lsmallgmp $LIBS"
1807
1808	else
1809	echo "$ac_t""no" 1>&6
1810	fi
1811
1812	echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
1813	echo "configure:1814: checking for IMP_PutGmpInt in -lMP" >&5
1814	ac_lib_var=`echo MP'_'IMP_PutGmpInt \| sed 'y%./+-%__p_%'`
1815	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1816	echo $ac_n "(cached) $ac_c" 1>&6
1817	else
1818	ac_save_LIBS="$LIBS"
1819	LIBS="-lMP $LIBS"
1820	cat > conftest.$ac_ext <<EOF
1821	#line 1822 "configure"
1822	#include "confdefs.h"
1823	/* Override any gcc2 internal prototype to avoid an error. */
1824	/* We use char because int might match the return type of a gcc2
1825	builtin and then its argument prototype would still apply. */
1826	char IMP_PutGmpInt();
1827
1828	int main() {
1829	IMP_PutGmpInt()
1830	; return 0; }
1831	EOF
1832	if { (eval echo configure:1833: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1833	rm -rf conftest*
1834	eval "ac_cv_lib_$ac_lib_var=yes"
1835	else
1836	echo "configure: failed program was:" >&5
1837	cat conftest.$ac_ext >&5
1838	rm -rf conftest*
1839	eval "ac_cv_lib_$ac_lib_var=no"
1840	fi
1841	rm -f conftest*
1842	LIBS="$ac_save_LIBS"
1843
1844	fi
1845	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1846	echo "$ac_t""yes" 1>&6
1847	ac_tr_lib=HAVE_LIB`echo MP \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1848	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1849	cat >> confdefs.h <<EOF
1850	#define $ac_tr_lib 1
1851	EOF
1852
1853	LIBS="-lMP $LIBS"
1854
1855	else
1856	echo "$ac_t""no" 1>&6
1857	fi
1858
1859	echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
1860	echo "configure:1861: checking for MPT_GetTree in -lMPT" >&5
1861	ac_lib_var=`echo MPT'_'MPT_GetTree \| sed 'y%./+-%__p_%'`
1862	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1863	echo $ac_n "(cached) $ac_c" 1>&6
1864	else
1865	ac_save_LIBS="$LIBS"
1866	LIBS="-lMPT $LIBS"
1867	cat > conftest.$ac_ext <<EOF
1868	#line 1869 "configure"
1869	#include "confdefs.h"
1870	/* Override any gcc2 internal prototype to avoid an error. */
1871	/* We use char because int might match the return type of a gcc2
1872	builtin and then its argument prototype would still apply. */
1873	char MPT_GetTree();
1874
1875	int main() {
1876	MPT_GetTree()
1877	; return 0; }
1878	EOF
1879	if { (eval echo configure:1880: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1880	rm -rf conftest*
1881	eval "ac_cv_lib_$ac_lib_var=yes"
1882	else
1883	echo "configure: failed program was:" >&5
1884	cat conftest.$ac_ext >&5
1885	rm -rf conftest*
1886	eval "ac_cv_lib_$ac_lib_var=no"
1887	fi
1888	rm -f conftest*
1889	LIBS="$ac_save_LIBS"
1890
1891	fi
1892	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1893	echo "$ac_t""yes" 1>&6
1894	ac_tr_lib=HAVE_LIB`echo MPT \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1895	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1896	cat >> confdefs.h <<EOF
1897	#define $ac_tr_lib 1
1898	EOF
1899
1900	LIBS="-lMPT $LIBS"
1901
1902	else
1903	echo "$ac_t""no" 1>&6
1904	fi
1905
1906	echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
1907	echo "configure:1908: checking for atof in -lsingcf" >&5
1908	ac_lib_var=`echo singcf'_'atof \| sed 'y%./+-%__p_%'`
1909	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1910	echo $ac_n "(cached) $ac_c" 1>&6
1911	else
1912	ac_save_LIBS="$LIBS"
1913	LIBS="-lsingcf $LIBS"
1914	cat > conftest.$ac_ext <<EOF
1915	#line 1916 "configure"
1916	#include "confdefs.h"
1917	/* Override any gcc2 internal prototype to avoid an error. */
1918	/* We use char because int might match the return type of a gcc2
1919	builtin and then its argument prototype would still apply. */
1920	char atof();
1921
1922	int main() {
1923	atof()
1924	; return 0; }
1925	EOF
1926	if { (eval echo configure:1927: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1927	rm -rf conftest*
1928	eval "ac_cv_lib_$ac_lib_var=yes"
1929	else
1930	echo "configure: failed program was:" >&5
1931	cat conftest.$ac_ext >&5
1932	rm -rf conftest*
1933	eval "ac_cv_lib_$ac_lib_var=no"
1934	fi
1935	rm -f conftest*
1936	LIBS="$ac_save_LIBS"
1937
1938	fi
1939	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1940	echo "$ac_t""yes" 1>&6
1941	ac_tr_lib=HAVE_LIB`echo singcf \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1942	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1943	cat >> confdefs.h <<EOF
1944	#define $ac_tr_lib 1
1945	EOF
1946
1947	LIBS="-lsingcf $LIBS"
1948
1949	else
1950	echo "$ac_t""no" 1>&6
1951	fi
1952
1953	echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
1954	echo "configure:1955: checking for atof in -lsingfac" >&5
1955	ac_lib_var=`echo singfac'_'atof \| sed 'y%./+-%__p_%'`
1956	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1957	echo $ac_n "(cached) $ac_c" 1>&6
1958	else
1959	ac_save_LIBS="$LIBS"
1960	LIBS="-lsingfac $LIBS"
1961	cat > conftest.$ac_ext <<EOF
1962	#line 1963 "configure"
1963	#include "confdefs.h"
1964	/* Override any gcc2 internal prototype to avoid an error. */
1965	/* We use char because int might match the return type of a gcc2
1966	builtin and then its argument prototype would still apply. */
1967	char atof();
1968
1969	int main() {
1970	atof()
1971	; return 0; }
1972	EOF
1973	if { (eval echo configure:1974: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1974	rm -rf conftest*
1975	eval "ac_cv_lib_$ac_lib_var=yes"
1976	else
1977	echo "configure: failed program was:" >&5
1978	cat conftest.$ac_ext >&5
1979	rm -rf conftest*
1980	eval "ac_cv_lib_$ac_lib_var=no"
1981	fi
1982	rm -f conftest*
1983	LIBS="$ac_save_LIBS"
1984
1985	fi
1986	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1987	echo "$ac_t""yes" 1>&6
1988	ac_tr_lib=HAVE_LIB`echo singfac \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1989	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1990	cat >> confdefs.h <<EOF
1991	#define $ac_tr_lib 1
1992	EOF
1993
1994	LIBS="-lsingfac $LIBS"
1995
1996	else
1997	echo "$ac_t""no" 1>&6
1998	fi
1999
2000
2001	for ac_hdr in gmp.h smallgmp.h MP.h MPT.h factory.h factor.h
2002	do
2003	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
2004	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2005	echo "configure:2006: checking for $ac_hdr" >&5
2006	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2007	echo $ac_n "(cached) $ac_c" 1>&6
2008	else
2009	cat > conftest.$ac_ext <<EOF
2010	#line 2011 "configure"
2011	#include "confdefs.h"
2012	#include <$ac_hdr>
2013	EOF
2014	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2015	{ (eval echo configure:2016: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2016	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
2017	if test -z "$ac_err"; then
2018	rm -rf conftest*
2019	eval "ac_cv_header_$ac_safe=yes"
2020	else
2021	echo "$ac_err" >&5
2022	echo "configure: failed program was:" >&5
2023	cat conftest.$ac_ext >&5
2024	rm -rf conftest*
2025	eval "ac_cv_header_$ac_safe=no"
2026	fi
2027	rm -f conftest*
2028	fi
2029	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2030	echo "$ac_t""yes" 1>&6
2031	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
2032	cat >> confdefs.h <<EOF
2033	#define $ac_tr_hdr 1
2034	EOF
2035
2036	else
2037	echo "$ac_t""no" 1>&6
2038	fi
2039	done
2040
2041
2042	if test "$ac_cv_lib_gmp_main" = yes && \
2043	test "$ac_cv_header_gmp_h" = yes; then
2044	ac_gmp_ok=yes
2045	fi
2046
2047	if test "$ac_cv_lib_smallgmp_mpz_init" = yes && \
2048	test "$ac_cv_header_smallgmp_h" = yes && \
2049	test "$ac_cv_header_gmp_h" = yes; then
2050	ac_smallgmp_ok=yes
2051	fi
2052
2053	if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
2054	test "$ac_cv_lib_MPT_MPT_GetTree" && \
2055	test "$ac_cv_header_MP_h" = yes && \
2056	test "$ac_cv_header_MPT_h" = yes; then
2057	ac_MP_ok=yes
2058	fi
2059
2060	if test "$ac_cv_lib_singcf_atof" = yes && \
2061	test "$ac_cv_header_factory_h" = yes; then
2062	ac_factory_ok=yes
2063	fi
2064
2065	if test "$ac_cv_lib_singfac_atof" = yes && \
2066	test "$ac_cv_header_factor_h" = yes; then
2067	ac_libfac_ok=yes
2068	fi
2069
2070
2071	# Check whether --with-tmpdir or --without-tmpdir was given.
2072	if test "${with_tmpdir+set}" = set; then
2073	withval="$with_tmpdir"
2074	:
2075	fi
2076
2077	# Check whether --enable-smallgmp or --disable-smallgmp was given.
2078	if test "${enable_smallgmp+set}" = set; then
2079	enableval="$enable_smallgmp"
2080	:
2081	fi
2082
2083	# Check whether --enable-gmp or --disable-gmp was given.
2084	if test "${enable_gmp+set}" = set; then
2085	enableval="$enable_gmp"
2086	:
2087	fi
2088
2089	# Check whether --enable-MP or --disable-MP was given.
2090	if test "${enable_MP+set}" = set; then
2091	enableval="$enable_MP"
2092	:
2093	fi
2094
2095	# Check whether --enable-factory or --disable-factory was given.
2096	if test "${enable_factory+set}" = set; then
2097	enableval="$enable_factory"
2098	:
2099	fi
2100
2101	# Check whether --enable-libfac or --disable-libfac was given.
2102	if test "${enable_libfac+set}" = set; then
2103	enableval="$enable_libfac"
2104	:
2105	fi
2106
2107	# Check whether --enable-sgroup or --disable-sgroup was given.
2108	if test "${enable_sgroup+set}" = set; then
2109	enableval="$enable_sgroup"
2110	:
2111	fi
2112
2113	# Check whether --enable-mtrack or --disable-mtrack was given.
2114	if test "${enable_mtrack+set}" = set; then
2115	enableval="$enable_mtrack"
2116	:
2117	fi
2118
2119	# Check whether --enable-Singular or --disable-Singular was given.
2120	if test "${enable_Singular+set}" = set; then
2121	enableval="$enable_Singular"
2122	:
2123	fi
2124
2125	# Check whether --enable-Texinfo or --disable-Texinfo was given.
2126	if test "${enable_Texinfo+set}" = set; then
2127	enableval="$enable_Texinfo"
2128	:
2129	fi
2130
2131	# Check whether --enable-Texi2html or --disable-Texi2html was given.
2132	if test "${enable_Texi2html+set}" = set; then
2133	enableval="$enable_Texi2html"
2134	:
2135	fi
2136
2137	# Check whether --enable-doc or --disable-doc was given.
2138	if test "${enable_doc+set}" = set; then
2139	enableval="$enable_doc"
2140	:
2141	fi
2142
2143	# Check whether --enable-emacs or --disable-emacs was given.
2144	if test "${enable_emacs+set}" = set; then
2145	enableval="$enable_emacs"
2146	:
2147	fi
2148
2149	# Check whether --with-MP or --without-MP was given.
2150	if test "${with_MP+set}" = set; then
2151	withval="$with_MP"
2152	:
2153	fi
2154
2155	# Check whether --with-factory or --without-factory was given.
2156	if test "${with_factory+set}" = set; then
2157	withval="$with_factory"
2158	:
2159	fi
2160
2161	# Check whether --with-libfac or --without-libfac was given.
2162	if test "${with_libfac+set}" = set; then
2163	withval="$with_libfac"
2164	:
2165	fi
2166
2167	# Check whether --with-mtrack or --without-mtrack was given.
2168	if test "${with_mtrack+set}" = set; then
2169	withval="$with_mtrack"
2170	:
2171	fi
2172
2173	# Check whether --with-gmp or --without-gmp was given.
2174	if test "${with_gmp+set}" = set; then
2175	withval="$with_gmp"
2176	:
2177	fi
2178
2179
2180	echo $ac_n "checking which tmp dir to use""... $ac_c" 1>&6
2181	echo "configure:2182: checking which tmp dir to use" >&5
2182	if test "${with_tmpdir+set}" = set && test -d ${with_tmpdir}; then
2183	if (echo "${with_tmpdir}" \| egrep "\." >/dev/null 2>&1)
2184	then
2185	TMP_DIR="${pwd}/tmp"
2186	else
2187	TMP_DIR=${with_tmpdir}
2188	fi
2189	else
2190	TMP_DIR="${pwd}/tmp"
2191	fi
2192	echo "$ac_t""$TMP_DIR" 1>&6
2193
2194
2195
2196	echo $ac_n "checking whether to configure and build gmp lib""... $ac_c" 1>&6
2197	echo "configure:2198: checking whether to configure and build gmp lib" >&5
2198	if test "$enable_gmp" != yes && test "$enable_gmp" != no; then
2199	if test "$ac_gmp_ok" != yes && test -d gmp; then
2200	echo "$ac_t""yes" 1>&6
2201	enable_gmp=yes
2202	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
2203	ac_configure_args="$ac_configure_args --enable-gmp"
2204	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
2205	else
2206	echo "$ac_t""no" 1>&6
2207	enable_gmp=no
2208	fi
2209	elif test "$enable_gmp" = yes; then
2210	if test ! -d gmp; then
2211	echo "$ac_t""no" 1>&6
2212	{ echo "configure: error: Can not find gmp subdir" 1>&2; exit 1; }
2213	else
2214	echo "$ac_t""yes" 1>&6
2215	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
2216	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
2217	fi
2218	else
2219	echo "$ac_t""no" 1>&6
2220	fi
2221
2222	echo $ac_n "checking whether to configure and build smallgmp lib""... $ac_c" 1>&6
2223	echo "configure:2224: checking whether to configure and build smallgmp lib" >&5
2224	if test "$enable_smallgmp" != yes && test "$enable_smallgmp" != no; then
2225	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
2226	test "$enable_gmp" != yes && test -d smallgmp; then
2227	echo "$ac_t""yes" 1>&6
2228	enable_smallgmp=yes
2229	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
2230	ac_configure_args="$ac_configure_args --enable-smallgmp --enable-gmp"
2231	else
2232	echo "$ac_t""no" 1>&6
2233	enable_smallgmp=no
2234	fi
2235	elif test "$enable_smallgmp" = yes; then
2236	if test ! -d smallgmp; then
2237	echo "$ac_t""no" 1>&6
2238	{ echo "configure: error: Can not find smallgmp subdir" 1>&2; exit 1; }
2239	else
2240	echo "$ac_t""yes" 1>&6
2241	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
2242	if test "$ac_gmp_ok" != yes && test "$enable_gmp" != yes; then
2243	ac_configure_args="$ac_configure_args --enable-gmp"
2244	fi
2245	fi
2246	else
2247	echo "$ac_t""${enable_smallgmp}" 1>&6
2248	fi
2249
2250	# Check whether we have at least one of smallgmp or gmp
2251	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
2252	test "$enable_smallgmp" != yes && test "$enable_gmp" != yes; then
2253	{ echo "configure: error: can neither find nor built gmp or smallgmp" 1>&2; exit 1; }
2254	fi
2255
2256	# Check whether we need to cheat subsequent configures with --enable-gmp
2257	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes; then
2258	ac_configure_args="$ac_configure_args --enable-gmp"
2259	fi
2260
2261	echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
2262	echo "configure:2263: checking whether to configure and build MP lib" >&5
2263	if test "$enable_MP" != yes && test "$enable_MP" != no; then
2264	if test "$with_MP" != no && test "$ac_MP_ok" != yes && test -d MP && \
2265	(test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes); then
2266	echo "$ac_t""yes" 1>&6
2267	enable_MP=yes
2268	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
2269	ac_configure_args="$ac_configure_args --enable-MP"
2270	else
2271	echo "$ac_t""no" 1>&6
2272	enable_MP=no
2273	fi
2274	elif test "$enable_MP" = yes; then
2275	if test ! -d MP; then
2276	echo "$ac_t""no" 1>&6
2277	{ echo "configure: error: can not build MP without MP directory" 1>&2; exit 1; }
2278	fi
2279	if test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
2280	echo "$ac_t""yes" 1>&6
2281	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
2282	else
2283	echo "$ac_t""no" 1>&6
2284	{ echo "configure: error: can not build MP without gmp" 1>&2; exit 1; }
2285	fi
2286	else
2287	echo "$ac_t""no" 1>&6
2288	fi
2289
2290	echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
2291	echo "configure:2292: checking whether to configure and build factory lib" >&5
2292	if test "$enable_factory" != yes && test "$enable_factory" != no; then
2293	if test "$with_factory" != no && test "$ac_factory_ok" != yes && \
2294	test -d factory; then
2295	enable_factory=yes
2296	echo "$ac_t""yes" 1>&6
2297	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2298	ac_configure_args="$ac_configure_args --enable-factory"
2299	else
2300	enable_factory=no
2301	echo "$ac_t""no" 1>&6
2302	fi
2303	elif test "$enable_factory" = yes; then
2304	if test -d factory; then
2305	echo "$ac_t""yes" 1>&6
2306	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2307	else
2308	echo "$ac_t""no" 1>&6
2309	{ echo "configure: error: can not build factory without factory directory" 1>&2; exit 1; }
2310	fi
2311	else
2312	echo "$ac_t""no" 1>&6
2313	fi
2314
2315	echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
2316	echo "configure:2317: checking whether to configure and build libfac lib" >&5
2317	if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
2318	if test "$with_libfac" != no && test "$ac_libfac_ok" != yes && \
2319	test -d libfac && \
2320	(test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes); then
2321	enable_libfac=yes
2322	echo "$ac_t""yes" 1>&6
2323	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2324	ac_configure_args="$ac_configure_args --enable-libfac"
2325	else
2326	enable_libfac=no
2327	echo "$ac_t""no" 1>&6
2328	fi
2329	elif test "$enable_libfac" = yes; then
2330	if test ! -d libfac; then
2331	echo "$ac_t""no" 1>&6
2332	{ echo "configure: error: can not build libfac without libfac directory" 1>&2; exit 1; }
2333	fi
2334	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2335	echo "$ac_t""yes" 1>&6
2336	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2337	else
2338	echo "$ac_t""no" 1>&6
2339	{ echo "configure: error: Can not build libfac without factory" 1>&2; exit 1; }
2340	fi
2341	else
2342	echo "$ac_t""no" 1>&6
2343	fi
2344
2345	echo $ac_n "checking whether to configure and build sgroup lib""... $ac_c" 1>&6
2346	echo "configure:2347: checking whether to configure and build sgroup lib" >&5
2347	if test "$enable_sgroup" = yes; then
2348	if test ! -d sgroup; then
2349	echo "$ac_t""no" 1>&6
2350	{ echo "configure: error: can not build sgroup without sgroup directory" 1>&2; exit 1; }
2351	fi
2352	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2353	echo "$ac_t""yes" 1>&6
2354	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
2355	else
2356	echo "$ac_t""no" 1>&6
2357	{ echo "configure: error: Can not build sgroup without MP" 1>&2; exit 1; }
2358	fi
2359	else
2360	echo "$ac_t""no" 1>&6
2361	fi
2362
2363	BUILD_SUBDIRS="$CONFIG_SUBDIRS"
2364
2365	echo $ac_n "checking whether to build mpr and use mtrack""... $ac_c" 1>&6
2366	echo "configure:2367: checking whether to build mpr and use mtrack" >&5
2367	if test -d mpr && test "$ac_cv_singuname" = ix86-Linux && test "$enable_mtrack" != no; then
2368	echo "$ac_t""yes" 1>&6
2369	if test "$enable_mtrack" != yes; then
2370	ac_configure_args="$ac_configure_args --enable-mtrack"
2371	fi
2372	enable_mtrack=yes
2373	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" mpr/Makefile"
2374	BUILD_SUBDIRS="$BUILD_SUBDIRS mpr"
2375	else
2376	echo "$ac_t""no" 1>&6
2377	enable_mtrack=no
2378	fi
2379
2380	echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
2381	echo "configure:2382: checking whether to configure and build Singular" >&5
2382	if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
2383	if test "$with_Singular" != no && test -d Singular; then
2384	enable_Singular=yes
2385	echo "$ac_t""yes" 1>&6
2386	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2387	BUILD_SUBDIRS="$BUILD_SUBDIRS Singular"
2388	ac_configure_args="$ac_configure_args --enable-Singular"
2389	else
2390	enable_Singular=no
2391	echo "$ac_t""no" 1>&6
2392	fi
2393	elif test "$enable_Singular" = yes; then
2394	if test -d Singular; then
2395	echo "$ac_t""yes" 1>&6
2396	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2397	BUILD_SUBDIRS="$BUILD_SUBDIRS Singular"
2398	else
2399	echo "$ac_t""no" 1>&6
2400	{ echo "configure: error: can not build Singular without Singular directory" 1>&2; exit 1; }
2401	fi
2402	else
2403	echo "$ac_t""no" 1>&6
2404	fi
2405
2406	echo $ac_n "checking whether to configure and build Texinfo""... $ac_c" 1>&6
2407	echo "configure:2408: checking whether to configure and build Texinfo" >&5
2408	if test "$enable_Texinfo" != no && test -d Texinfo; then
2409	echo "$ac_t""yes" 1>&6
2410	enable_texinfo=yes
2411	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texinfo"
2412	BUILD_SUBDIRS="$BUILD_SUBDIRS Texinfo"
2413	TEXI2DVI=${bindir}/texi2dvi
2414	MAKEINFO="${bindir}/makeinfo --force"
2415	TEXINDEX=${bindir}/texindex
2416
2417
2418
2419	if test "$enable_Texinfo" != yes; then
2420	ac_configure_args="$ac_configure_args --enable-Texinfo"
2421	fi
2422	else
2423	echo "$ac_t""no" 1>&6
2424	echo "configure: warning: Building of doc might fail. Need Texinfo" 1>&2
2425	enable_texinfo=no
2426	# Extract the first word of "makeinfo", so it can be a program name with args.
2427	set dummy makeinfo; ac_word=$2
2428	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2429	echo "configure:2430: checking for $ac_word" >&5
2430	if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
2431	echo $ac_n "(cached) $ac_c" 1>&6
2432	else
2433	if test -n "$MAKEINFO"; then
2434	ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
2435	else
2436	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2437	ac_dummy="$PATH"
2438	for ac_dir in $ac_dummy; do
2439	test -z "$ac_dir" && ac_dir=.
2440	if test -f $ac_dir/$ac_word; then
2441	ac_cv_prog_MAKEINFO="makeinfo"
2442	break
2443	fi
2444	done
2445	IFS="$ac_save_ifs"
2446	test -z "$ac_cv_prog_MAKEINFO" && ac_cv_prog_MAKEINFO="${pwd}/warn_not_found.sh makeinfo"
2447	fi
2448	fi
2449	MAKEINFO="$ac_cv_prog_MAKEINFO"
2450	if test -n "$MAKEINFO"; then
2451	echo "$ac_t""$MAKEINFO" 1>&6
2452	else
2453	echo "$ac_t""no" 1>&6
2454	fi
2455
2456	# Extract the first word of "texi2dvi", so it can be a program name with args.
2457	set dummy texi2dvi; ac_word=$2
2458	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2459	echo "configure:2460: checking for $ac_word" >&5
2460	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2DVI'+set}'`\" = set"; then
2461	echo $ac_n "(cached) $ac_c" 1>&6
2462	else
2463	if test -n "$TEXI2DVI"; then
2464	ac_cv_prog_TEXI2DVI="$TEXI2DVI" # Let the user override the test.
2465	else
2466	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2467	ac_dummy="$PATH"
2468	for ac_dir in $ac_dummy; do
2469	test -z "$ac_dir" && ac_dir=.
2470	if test -f $ac_dir/$ac_word; then
2471	ac_cv_prog_TEXI2DVI="texi2dvi"
2472	break
2473	fi
2474	done
2475	IFS="$ac_save_ifs"
2476	test -z "$ac_cv_prog_TEXI2DVI" && ac_cv_prog_TEXI2DVI="${pwd}/warn_not_found.sh texi2dvi"
2477	fi
2478	fi
2479	TEXI2DVI="$ac_cv_prog_TEXI2DVI"
2480	if test -n "$TEXI2DVI"; then
2481	echo "$ac_t""$TEXI2DVI" 1>&6
2482	else
2483	echo "$ac_t""no" 1>&6
2484	fi
2485
2486	# Extract the first word of "texindex", so it can be a program name with args.
2487	set dummy texindex; ac_word=$2
2488	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2489	echo "configure:2490: checking for $ac_word" >&5
2490	if eval "test \"`echo '$''{'ac_cv_prog_TEXINDEX'+set}'`\" = set"; then
2491	echo $ac_n "(cached) $ac_c" 1>&6
2492	else
2493	if test -n "$TEXINDEX"; then
2494	ac_cv_prog_TEXINDEX="$TEXINDEX" # Let the user override the test.
2495	else
2496	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2497	ac_dummy="$PATH"
2498	for ac_dir in $ac_dummy; do
2499	test -z "$ac_dir" && ac_dir=.
2500	if test -f $ac_dir/$ac_word; then
2501	ac_cv_prog_TEXINDEX="texindex"
2502	break
2503	fi
2504	done
2505	IFS="$ac_save_ifs"
2506	test -z "$ac_cv_prog_TEXINDEX" && ac_cv_prog_TEXINDEX="${pwd}/warn_not_found.sh texindex"
2507	fi
2508	fi
2509	TEXINDEX="$ac_cv_prog_TEXINDEX"
2510	if test -n "$TEXINDEX"; then
2511	echo "$ac_t""$TEXINDEX" 1>&6
2512	else
2513	echo "$ac_t""no" 1>&6
2514	fi
2515
2516	fi
2517
2518	# test if IntegerProgramming should be built:
2519
2520	if test -d "IntegerProgramming"; then
2521	BUILD_SUBDIRS="$BUILD_SUBDIRS IntegerProgramming"
2522	fi
2523
2524	echo $ac_n "checking whether to configure and build Texi2html""... $ac_c" 1>&6
2525	echo "configure:2526: checking whether to configure and build Texi2html" >&5
2526	if test "$enable_Texi2html" != no && test -d Texi2html; then
2527	echo "$ac_t""yes" 1>&6
2528	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texi2html"
2529	BUILD_SUBDIRS="$BUILD_SUBDIRS Texi2html"
2530	if test "$enable_Texi2html" != yes; then
2531	ac_configure_args="$ac_configure_args --enable-Texi2html"
2532	fi
2533	TEXI2HTML=${bindir}/texi2html
2534
2535	else
2536	echo "$ac_t""no" 1>&6
2537	# Extract the first word of "texi2html", so it can be a program name with args.
2538	set dummy texi2html; ac_word=$2
2539	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2540	echo "configure:2541: checking for $ac_word" >&5
2541	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2HTML'+set}'`\" = set"; then
2542	echo $ac_n "(cached) $ac_c" 1>&6
2543	else
2544	if test -n "$TEXI2HTML"; then
2545	ac_cv_prog_TEXI2HTML="$TEXI2HTML" # Let the user override the test.
2546	else
2547	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2548	ac_dummy="$PATH"
2549	for ac_dir in $ac_dummy; do
2550	test -z "$ac_dir" && ac_dir=.
2551	if test -f $ac_dir/$ac_word; then
2552	ac_cv_prog_TEXI2HTML="texi2html"
2553	break
2554	fi
2555	done
2556	IFS="$ac_save_ifs"
2557	fi
2558	fi
2559	TEXI2HTML="$ac_cv_prog_TEXI2HTML"
2560	if test -n "$TEXI2HTML"; then
2561	echo "$ac_t""$TEXI2HTML" 1>&6
2562	else
2563	echo "$ac_t""no" 1>&6
2564	fi
2565
2566	fi
2567
2568	if test "${TEXI2HTML+set}" != set; then
2569	echo "configure: warning: texi2html not found. HTML doc generation will fail" 1>&2
2570	fi
2571	if test "$ac_cv_prog_LATEX2HTML" = latex2html; then
2572	TEXI2HTML_OPTS="-l2h"
2573	fi
2574
2575
2576
2577	echo $ac_n "checking whether to build doc""... $ac_c" 1>&6
2578	echo "configure:2579: checking whether to build doc" >&5
2579	if test "$enable_doc" != no && test -d doc; then
2580	echo "$ac_t""yes" 1>&6
2581	BUILD_SUBDIRS="$BUILD_SUBDIRS doc"
2582	if test "$enable_doc" != yes; then
2583	enable_doc=yes
2584	ac_configure_args="$ac_configure_args --enable-doc"
2585	fi
2586	else
2587	enable_doc=no
2588	echo "$ac_t""no" 1>&6
2589	fi
2590
2591	echo $ac_n "checking whether to build emacs""... $ac_c" 1>&6
2592	echo "configure:2593: checking whether to build emacs" >&5
2593	if test "$enable_doc" = yes && test "$enable_emacs" != no && test -d emacs; then
2594	echo "$ac_t""yes" 1>&6
2595	BUILD_SUBDIRS="$BUILD_SUBDIRS emacs"
2596	if test "$enable_emacs" != yes; then
2597	ac_configure_args="$ac_configure_args --enable-emacs"
2598	fi
2599	else
2600	echo "$ac_t""no" 1>&6
2601	fi
2602
2603	echo $ac_n "checking which apint package to use""... $ac_c" 1>&6
2604	echo "configure:2605: checking which apint package to use" >&5
2605	if test "$with_apint" = gmp; then
2606	if test "$ac_gmp_ok" = yes \|\| test "$enable_gmp" = yes; then
2607	echo "$ac_t""gmp" 1>&6
2608	else
2609	echo "$ac_t""none" 1>&6
2610	{ echo "configure: error: can not use with gmp without finding or building it" 1>&2; exit 1; }
2611	fi
2612	elif test "$with_apint" = smallgmp; then
2613	if test "$ac_smallgmp_ok" = yes \|\| test "$enable_smallgmp" = yes; then
2614	echo "$ac_t""smallgmp" 1>&6
2615	else
2616	echo "$ac_t""none" 1>&6
2617	{ echo "configure: error: can not use with smallgmp without finding or building it" 1>&2; exit 1; }
2618	fi
2619	elif test "$ac_gmp_ok" = yes \|\| test "$enable_gmp"; then
2620	echo "$ac_t""gmp" 1>&6
2621	ac_configure_args="$ac_configure_args --with-apint=gmp"
2622	else
2623	echo "$ac_t""smallgmp" 1>&6
2624	ac_configure_args="$ac_configure_args --with-apint=smallgmp"
2625	fi
2626
2627	echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
2628	echo "configure:2629: checking whether to use with MP" >&5
2629	if test "$with_MP" = yes; then
2630	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2631	echo "$ac_t""yes" 1>&6
2632	else
2633	echo "$ac_t""none" 1>&6
2634	{ echo "configure: error: can not use with MP without finding or building it" 1>&2; exit 1; }
2635	fi
2636	elif test "$with_MP" = no; then
2637	echo "$ac_t""no" 1>&6
2638	elif test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2639	echo "$ac_t""yes" 1>&6
2640	ac_configure_args="$ac_configure_args --with-MP"
2641	else
2642	echo "$ac_t""no" 1>&6
2643	ac_configure_args="$ac_configure_args --without-MP"
2644	fi
2645
2646	echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
2647	echo "configure:2648: checking whether to use with factory" >&5
2648	if test "$with_factory" = yes; then
2649	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2650	echo "$ac_t""yes" 1>&6
2651	else
2652	echo "$ac_t""none" 1>&6
2653	{ echo "configure: error: can not use with factory without finding or building it" 1>&2; exit 1; }
2654	fi
2655	elif test "$with_factory" = no; then
2656	echo "$ac_t""no" 1>&6
2657	elif test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2658	echo "$ac_t""yes" 1>&6
2659	ac_configure_args="$ac_configure_args --with-factory"
2660	else
2661	echo "$ac_t""no" 1>&6
2662	ac_configure_args="$ac_configure_args --without-factory"
2663	fi
2664
2665	echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
2666	echo "configure:2667: checking whether to use with libfac" >&5
2667	if test "$with_libfac" = yes; then
2668	if test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2669	echo "$ac_t""yes" 1>&6
2670	else
2671	echo "$ac_t""none" 1>&6
2672	{ echo "configure: error: can not use with libfac without finding or building it" 1>&2; exit 1; }
2673	fi
2674	elif test "$with_libfac" = no; then
2675	echo "$ac_t""no" 1>&6
2676	elif test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2677	echo "$ac_t""yes" 1>&6
2678	ac_configure_args="$ac_configure_args --with-libfac"
2679	else
2680	echo "$ac_t""no" 1>&6
2681	ac_configure_args="$ac_configure_args --without-libfac"
2682	fi
2683
2684
2685	echo $ac_n "checking whether to use with mtrack""... $ac_c" 1>&6
2686	echo "configure:2687: checking whether to use with mtrack" >&5
2687	if test "$with_mtrack" != no && test "$with_mtrack" != yes; then
2688	if test "$enable_mtrack" = yes; then
2689	with_mtrack=yes
2690	else
2691	with_mtrack=no
2692	fi
2693	ac_configure_args="$ac_configure_args --with-mtrack=$with_mtrack"
2694	elif test "$with_mtrack" = yes && test "$enable_mtrack" != yes; then
2695	with_mtrack=no
2696	ac_configure_args="$ac_configure_args --with-mtrack=no"
2697	fi
2698	if test "$with_mtrack" != yes; then
2699	echo "$ac_t""no" 1>&6
2700	else
2701	echo "$ac_t""yes" 1>&6
2702	fi
2703
2704
2705	echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
2706	echo "configure:2707: checking whether to use with Singular" >&5
2707	if test "$with_Singular" != no && test "$with_Singular" != yes; then
2708	if test "$enable_Singular" = yes; then
2709	with_Singular=yes
2710	else
2711	with_Singular=no
2712	fi
2713	ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
2714	fi
2715
2716	if test "$with_Singular" != no; then
2717	echo "$ac_t""yes" 1>&6
2718	else
2719	echo "$ac_t""no" 1>&6
2720	fi
2721
2722
2723	SUBDIRS=""
2724	if test -d smallgmp; then
2725	SUBDIRS="$SUBDIRS smallgmp"
2726	fi
2727	if test -d gmp; then
2728	SUBDIRS="$SUBDIRS gmp"
2729	fi
2730	if test -d MP; then
2731	SUBDIRS="$SUBDIRS MP"
2732	fi
2733	if test -d factory; then
2734	SUBDIRS="$SUBDIRS factory"
2735	fi
2736	if test -d libfac; then
2737	SUBDIRS="$SUBDIRS libfac"
2738	fi
2739	if test -d mpr; then
2740	SUBDIRS="$SUBDIRS mpr"
2741	fi
2742	if test -d sgroup; then
2743	SUBDIRS="$SUBDIRS sgroup"
2744	fi
2745	if test -d Singular; then
2746	SUBDIRS="$SUBDIRS Singular"
2747	fi
2748	if test -d Texinfo; then
2749	SUBDIRS="$SUBDIRS Texinfo"
2750	fi
2751	if test -d Texi2html; then
2752	SUBDIRS="$SUBDIRS Texi2html"
2753	fi
2754	if test -d doc; then
2755	SUBDIRS="$SUBDIRS doc"
2756	fi
2757	if test -d emacs; then
2758	SUBDIRS="$SUBDIRS emacs"
2759	fi
2760	if test -d rpm; then
2761	SUBDIRS="$SUBDIRS rpm"
2762	fi
2763
2764
2765
2766	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
2767	echo "configure:2768: checking whether ${MAKE-make} sets \${MAKE}" >&5
2768	set dummy ${MAKE-make}; ac_make=`echo "$2" \| sed 'y%./+-%__p_%'`
2769	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
2770	echo $ac_n "(cached) $ac_c" 1>&6
2771	else
2772	cat > conftestmake <<\EOF
2773	all:
2774	@echo 'ac_maketemp="${MAKE}"'
2775	EOF
2776	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2777	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
2778	if test -n "$ac_maketemp"; then
2779	eval ac_cv_prog_make_${ac_make}_set=yes
2780	else
2781	eval ac_cv_prog_make_${ac_make}_set=no
2782	fi
2783	rm -f conftestmake
2784	fi
2785	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
2786	echo "$ac_t""yes" 1>&6
2787	SET_MAKE=
2788	else
2789	echo "$ac_t""no" 1>&6
2790	SET_MAKE="MAKE=${MAKE-make}"
2791	fi
2792
2793
2794
2795
2796	subdirs="$CONFIG_SUBDIRS"
2797
2798
2799	trap '' 1 2 15
2800	cat > confcache <<\EOF
2801	# This file is a shell script that caches the results of configure
2802	# tests run on this system so they can be shared between configure
2803	# scripts and configure runs. It is not useful on other systems.
2804	# If it contains results you don't want to keep, you may remove or edit it.
2805	#
2806	# By default, configure uses ./config.cache as the cache file,
2807	# creating it if it does not exist already. You can give configure
2808	# the --cache-file=FILE option to use a different cache file; that is
2809	# what configure does when it calls configure scripts in
2810	# subdirectories, so they share the cache.
2811	# Giving --cache-file=/dev/null disables caching, for debugging configure.
2812	# config.status only pays attention to the cache file if you give it the
2813	# --recheck option to rerun configure.
2814	#
2815	EOF
2816	# The following way of writing the cache mishandles newlines in values,
2817	# but we know of no workaround that is simple, portable, and efficient.
2818	# So, don't put newlines in cache variables' values.
2819	# Ultrix sh set writes to stderr and can't be redirected directly,
2820	# and sets the high bit in the cache file unless we assign to the vars.
2821	(set) 2>&1 \|
2822	case `(ac_space=' '; set \| grep ac_space) 2>&1` in
2823	ac_space=\ )
2824	# `set' does not quote correctly, so add quotes (double-quote substitution
2825	# turns \\\\ into \\, and sed turns \\ into \).
2826	sed -n \
2827	-e "s/'/'\\\\''/g" \
2828	-e "s/^\$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]\$=\$.*\$/\\1=\${\\1='\\2'}/p"
2829	;;
2830	*)
2831	# `set' quotes correctly as required by POSIX, so do not add quotes.
2832	sed -n -e 's/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=${\1=\2}/p'
2833	;;
2834	esac >> confcache
2835	if cmp -s $cache_file confcache; then
2836	:
2837	else
2838	if test -w $cache_file; then
2839	echo "updating cache $cache_file"
2840	cat confcache > $cache_file
2841	else
2842	echo "not updating unwritable cache $cache_file"
2843	fi
2844	fi
2845	rm -f confcache
2846
2847	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
2848
2849	test "x$prefix" = xNONE && prefix=$ac_default_prefix
2850	# Let make expand exec_prefix.
2851	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2852
2853	# Any assignment to VPATH causes Sun make to only execute
2854	# the first set of double-colon rules, so remove it if not needed.
2855	# If there is a colon in the path, we need to keep it.
2856	if test "x$srcdir" = x.; then
2857	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
2858	fi
2859
2860	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
2861
2862	# Transform confdefs.h into DEFS.
2863	# Protect against shell expansion while executing Makefile rules.
2864	# Protect against Makefile macro expansion.
2865	cat > conftest.defs <<\EOF
2866	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
2867	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
2868	s%\[%\\&%g
2869	s%\]%\\&%g
2870	s%\$%$$%g
2871	EOF
2872	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
2873	rm -f conftest.defs
2874
2875
2876	# Without the "./", some shells look in PATH for config.status.
2877	: ${CONFIG_STATUS=./config.status}
2878
2879	echo creating $CONFIG_STATUS
2880	rm -f $CONFIG_STATUS
2881	cat > $CONFIG_STATUS <<EOF
2882	#! /bin/sh
2883	# Generated automatically by configure.
2884	# Run this file to recreate the current configuration.
2885	# This directory was configured as follows,
2886	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
2887	#
2888	# $0 $ac_configure_args
2889	#
2890	# Compiler output produced by configure, useful for debugging
2891	# configure, is in ./config.log if it exists.
2892
2893	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
2894	for ac_option
2895	do
2896	case "\$ac_option" in
2897	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
2898	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
2899	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
2900	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
2901	echo "$CONFIG_STATUS generated by autoconf version 2.13"
2902	exit 0 ;;
2903	-help \| --help \| --hel \| --he \| --h)
2904	echo "\$ac_cs_usage"; exit 0 ;;
2905	*) echo "\$ac_cs_usage"; exit 1 ;;
2906	esac
2907	done
2908
2909	ac_given_srcdir=$srcdir
2910	ac_given_INSTALL="$INSTALL"
2911
2912	trap 'rm -fr `echo "${OUTPUT_MAKEFILES}" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
2913	EOF
2914	cat >> $CONFIG_STATUS <<EOF
2915
2916	# Protect against being on the right side of a sed subst in config.status.
2917	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
2918	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
2919	$ac_vpsub
2920	$extrasub
2921	s%@SHELL@%$SHELL%g
2922	s%@CFLAGS@%$CFLAGS%g
2923	s%@CPPFLAGS@%$CPPFLAGS%g
2924	s%@CXXFLAGS@%$CXXFLAGS%g
2925	s%@FFLAGS@%$FFLAGS%g
2926	s%@DEFS@%$DEFS%g
2927	s%@LDFLAGS@%$LDFLAGS%g
2928	s%@LIBS@%$LIBS%g
2929	s%@exec_prefix@%$exec_prefix%g
2930	s%@prefix@%$prefix%g
2931	s%@program_transform_name@%$program_transform_name%g
2932	s%@bindir@%$bindir%g
2933	s%@sbindir@%$sbindir%g
2934	s%@libexecdir@%$libexecdir%g
2935	s%@datadir@%$datadir%g
2936	s%@sysconfdir@%$sysconfdir%g
2937	s%@sharedstatedir@%$sharedstatedir%g
2938	s%@localstatedir@%$localstatedir%g
2939	s%@libdir@%$libdir%g
2940	s%@includedir@%$includedir%g
2941	s%@oldincludedir@%$oldincludedir%g
2942	s%@infodir@%$infodir%g
2943	s%@mandir@%$mandir%g
2944	s%@SINGUNAME@%$SINGUNAME%g
2945	s%@SING_UNAME@%$SING_UNAME%g
2946	s%@SINGULAR_VERSION@%$SINGULAR_VERSION%g
2947	s%@VERSION_DATE@%$VERSION_DATE%g
2948	s%@SINGULAR_SHORT_VERSION@%$SINGULAR_SHORT_VERSION%g
2949	s%@CC@%$CC%g
2950	s%@CPP@%$CPP%g
2951	s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
2952	s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
2953	s%@INSTALL_DATA@%$INSTALL_DATA%g
2954	s%@CXX@%$CXX%g
2955	s%@PIPE@%$PIPE%g
2956	s%@PERL@%$PERL%g
2957	s%@UUDECODE@%$UUDECODE%g
2958	s%@GUNZIP@%$GUNZIP%g
2959	s%@MYGZIP@%$MYGZIP%g
2960	s%@LATEX2HTML@%$LATEX2HTML%g
2961	s%@LN_S@%$LN_S%g
2962	s%@SINGULAR@%$SINGULAR%g
2963	s%@TMP_DIR@%$TMP_DIR%g
2964	s%@TEXI2DVI@%$TEXI2DVI%g
2965	s%@MAKEINFO@%$MAKEINFO%g
2966	s%@TEXINDEX@%$TEXINDEX%g
2967	s%@TEXI2HTML@%$TEXI2HTML%g
2968	s%@TEXI2HTML_OPTS@%$TEXI2HTML_OPTS%g
2969	s%@SET_MAKE@%$SET_MAKE%g
2970	s%@SUBDIRS@%$SUBDIRS%g
2971	s%@BUILD_SUBDIRS@%$BUILD_SUBDIRS%g
2972	s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
2973	s%@subdirs@%$subdirs%g
2974
2975	CEOF
2976	EOF
2977
2978	cat >> $CONFIG_STATUS <<\EOF
2979
2980	# Split the substitutions into bite-sized pieces for seds with
2981	# small command number limits, like on Digital OSF/1 and HP-UX.
2982	ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
2983	ac_file=1 # Number of current file.
2984	ac_beg=1 # First line for current file.
2985	ac_end=$ac_max_sed_cmds # Line after last line for current file.
2986	ac_more_lines=:
2987	ac_sed_cmds=""
2988	while $ac_more_lines; do
2989	if test $ac_beg -gt 1; then
2990	sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
2991	else
2992	sed "${ac_end}q" conftest.subs > conftest.s$ac_file
2993	fi
2994	if test ! -s conftest.s$ac_file; then
2995	ac_more_lines=false
2996	rm -f conftest.s$ac_file
2997	else
2998	if test -z "$ac_sed_cmds"; then
2999	ac_sed_cmds="sed -f conftest.s$ac_file"
3000	else
3001	ac_sed_cmds="$ac_sed_cmds \| sed -f conftest.s$ac_file"
3002	fi
3003	ac_file=`expr $ac_file + 1`
3004	ac_beg=$ac_end
3005	ac_end=`expr $ac_end + $ac_max_sed_cmds`
3006	fi
3007	done
3008	if test -z "$ac_sed_cmds"; then
3009	ac_sed_cmds=cat
3010	fi
3011	EOF
3012
3013	cat >> $CONFIG_STATUS <<EOF
3014
3015	CONFIG_FILES=\${CONFIG_FILES-"${OUTPUT_MAKEFILES}"}
3016	EOF
3017	cat >> $CONFIG_STATUS <<\EOF
3018	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
3019	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3020	case "$ac_file" in
3021	:) ac_file_in=`echo "$ac_file"\|sed 's%[^:]*:%%'`
3022	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
3023	*) ac_file_in="${ac_file}.in" ;;
3024	esac
3025
3026	# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
3027
3028	# Remove last slash and all that follows it. Not all systems have dirname.
3029	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
3030	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
3031	# The file is in a subdirectory.
3032	test ! -d "$ac_dir" && mkdir "$ac_dir"
3033	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
3034	# A "../" for each directory in $ac_dir_suffix.
3035	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
3036	else
3037	ac_dir_suffix= ac_dots=
3038	fi
3039
3040	case "$ac_given_srcdir" in
3041	.) srcdir=.
3042	if test -z "$ac_dots"; then top_srcdir=.
3043	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
3044	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
3045	*) # Relative path.
3046	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
3047	top_srcdir="$ac_dots$ac_given_srcdir" ;;
3048	esac
3049
3050	case "$ac_given_INSTALL" in
3051	[/$]*) INSTALL="$ac_given_INSTALL" ;;
3052	*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3053	esac
3054
3055	echo creating "$ac_file"
3056	rm -f "$ac_file"
3057	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
3058	case "$ac_file" in
3059	Makefile) ac_comsub="1i\\
3060	# $configure_input" ;;
3061	*) ac_comsub= ;;
3062	esac
3063
3064	ac_file_inputs=`echo $ac_file_in\|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3065	sed -e "$ac_comsub
3066	s%@configure_input@%$configure_input%g
3067	s%@srcdir@%$srcdir%g
3068	s%@top_srcdir@%$top_srcdir%g
3069	s%@INSTALL@%$INSTALL%g
3070	" $ac_file_inputs \| (eval "$ac_sed_cmds") > $ac_file
3071	fi; done
3072	rm -f conftest.s*
3073
3074	EOF
3075	cat >> $CONFIG_STATUS <<EOF
3076
3077	EOF
3078	cat >> $CONFIG_STATUS <<\EOF
3079
3080	exit 0
3081	EOF
3082	chmod +x $CONFIG_STATUS
3083	rm -fr confdefs* $ac_clean_files
3084	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
3085
3086	if test "$no_recursion" != yes; then
3087
3088	# Remove --cache-file and --srcdir arguments so they do not pile up.
3089	ac_sub_configure_args=
3090	ac_prev=
3091	for ac_arg in $ac_configure_args; do
3092	if test -n "$ac_prev"; then
3093	ac_prev=
3094	continue
3095	fi
3096	case "$ac_arg" in
3097	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
3098	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
3099	ac_prev=cache_file ;;
3100	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
3101	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
3102	;;
3103	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
3104	ac_prev=srcdir ;;
3105	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
3106	;;
3107	*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
3108	esac
3109	done
3110
3111	for ac_config_dir in $CONFIG_SUBDIRS; do
3112
3113	# Do not complain, so a configure script can configure whichever
3114	# parts of a large source tree are present.
3115	if test ! -d $srcdir/$ac_config_dir; then
3116	continue
3117	fi
3118
3119	echo configuring in $ac_config_dir
3120
3121	case "$srcdir" in
3122	.) ;;
3123	*)
3124	if test -d ./$ac_config_dir \|\| mkdir ./$ac_config_dir; then :;
3125	else
3126	{ echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
3127	fi
3128	;;
3129	esac
3130
3131	ac_popdir=`pwd`
3132	cd $ac_config_dir
3133
3134	# A "../" for each directory in /$ac_config_dir.
3135	ac_dots=`echo $ac_config_dir\|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
3136
3137	case "$srcdir" in
3138	.) # No --srcdir option. We are building in place.
3139	ac_sub_srcdir=$srcdir ;;
3140	/*) # Absolute path.
3141	ac_sub_srcdir=$srcdir/$ac_config_dir ;;
3142	*) # Relative path.
3143	ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
3144	esac
3145
3146	# Check for guested configure; otherwise get Cygnus style configure.
3147	if test -f $ac_sub_srcdir/configure; then
3148	ac_sub_configure=$ac_sub_srcdir/configure
3149	elif test -f $ac_sub_srcdir/configure.in; then
3150	ac_sub_configure=$ac_configure
3151	else
3152	echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
3153	ac_sub_configure=
3154	fi
3155
3156	# The recursion is here.
3157	if test -n "$ac_sub_configure"; then
3158
3159	# Make the cache file name correct relative to the subdirectory.
3160	case "$cache_file" in
3161	/*) ac_sub_cache_file=$cache_file ;;
3162	*) # Relative path.
3163	ac_sub_cache_file="$ac_dots$cache_file" ;;
3164	esac
3165	case "$ac_given_INSTALL" in
3166	[/$]*) INSTALL="$ac_given_INSTALL" ;;
3167	*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3168	esac
3169
3170	echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
3171	# The eval makes quoting arguments work.
3172	if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
3173	then :
3174	else
3175	{ echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
3176	fi
3177	fi
3178
3179	cd $ac_popdir
3180	done
3181	fi
3182

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