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source: git/configure @ 9282f3

spielwiese

Last change on this file since 9282f3 was 9282f3, checked in by Olaf Bachmann <obachman@…>, 25 years ago
* changes as we go along git-svn-id: file:///usr/local/Singular/svn/trunk@3288 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 78.5 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	--with-perl5=[PERL5,no] uses PERL5 as perl5 program, default is perl5"
20	ac_help="$ac_help
21	\
22	--enable-PACKAGE configure and build PACKAGE
23	--disable-PACKAGE do not configure and build PACKAGE
24	where PACKAGE can be:
25	smallgmp minimal version of gmp written in C only"
26	ac_help="$ac_help
27	\
28	gmp Gnu Multiple Precision package"
29	ac_help="$ac_help
30	\
31	MP Multi Protocol library"
32	ac_help="$ac_help
33	\
34	factory polynomial factorization library"
35	ac_help="$ac_help
36	\
37	libfac char set and modp poly factorization library"
38	ac_help="$ac_help
39	\
40	sgroup numerical semigroup computations"
41	ac_help="$ac_help
42	\
43	Singular CAS for Polynomial Computations"
44	ac_help="$ac_help
45	\
46	Texinfo Texinfo for info, texi2dvi, makeinfo"
47	ac_help="$ac_help
48	\
49	--with-PACKAGE use PACKAGE, provide dependent functionality
50	--without-PACKAGE do not use PACKAGE, disable dependent functionality
51	where PACKAGE can be:
52	MP Multi Protocol library"
53	ac_help="$ac_help
54	\
55	factory polynomial factorization library"
56	ac_help="$ac_help
57	\
58	libfac char set and modp poly factorization library"
59	ac_help="$ac_help
60	\
61	--with-apint=PACKAGE use PACKAGE for arbitary integer arithmetic
62	where PACKAGE can be gmp or smallgmp
63	All additional --enable and --with options are passed to subsequent calls
64	to configure of the packages to be built. See also configure --help in
65	these packages (resp. subdirs). "
66
67	# Initialize some variables set by options.
68	# The variables have the same names as the options, with
69	# dashes changed to underlines.
70	build=NONE
71	cache_file=./config.cache
72	exec_prefix=NONE
73	host=NONE
74	no_create=
75	nonopt=NONE
76	no_recursion=
77	prefix=NONE
78	program_prefix=NONE
79	program_suffix=NONE
80	program_transform_name=s,x,x,
81	silent=
82	site=
83	srcdir=
84	target=NONE
85	verbose=
86	x_includes=NONE
87	x_libraries=NONE
88	bindir='${exec_prefix}/bin'
89	sbindir='${exec_prefix}/sbin'
90	libexecdir='${exec_prefix}/libexec'
91	datadir='${prefix}/share'
92	sysconfdir='${prefix}/etc'
93	sharedstatedir='${prefix}/com'
94	localstatedir='${prefix}/var'
95	libdir='${exec_prefix}/lib'
96	includedir='${prefix}/include'
97	oldincludedir='/usr/include'
98	infodir='${prefix}/info'
99	mandir='${prefix}/man'
100
101	# Initialize some other variables.
102	subdirs=
103	MFLAGS= MAKEFLAGS=
104	SHELL=${CONFIG_SHELL-/bin/sh}
105	# Maximum number of lines to put in a shell here document.
106	ac_max_here_lines=12
107
108	ac_prev=
109	for ac_option
110	do
111
112	# If the previous option needs an argument, assign it.
113	if test -n "$ac_prev"; then
114	eval "$ac_prev=\$ac_option"
115	ac_prev=
116	continue
117	fi
118
119	case "$ac_option" in
120	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
121	*) ac_optarg= ;;
122	esac
123
124	# Accept the important Cygnus configure options, so we can diagnose typos.
125
126	case "$ac_option" in
127
128	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
129	ac_prev=bindir ;;
130	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
131	bindir="$ac_optarg" ;;
132
133	-build \| --build \| --buil \| --bui \| --bu)
134	ac_prev=build ;;
135	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
136	build="$ac_optarg" ;;
137
138	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
139	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
140	ac_prev=cache_file ;;
141	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
142	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
143	cache_file="$ac_optarg" ;;
144
145	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
146	ac_prev=datadir ;;
147	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
148	\| --da=*)
149	datadir="$ac_optarg" ;;
150
151	-disable-* \| --disable-*)
152	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
153	# Reject names that are not valid shell variable names.
154	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
155	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
156	fi
157	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
158	eval "enable_${ac_feature}=no" ;;
159
160	-enable-* \| --enable-*)
161	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
162	# Reject names that are not valid shell variable names.
163	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
164	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
165	fi
166	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
167	case "$ac_option" in
168	=) ;;
169	*) ac_optarg=yes ;;
170	esac
171	eval "enable_${ac_feature}='$ac_optarg'" ;;
172
173	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
174	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
175	\| --exec \| --exe \| --ex)
176	ac_prev=exec_prefix ;;
177	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
178	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
179	\| --exec=* \| --exe=* \| --ex=*)
180	exec_prefix="$ac_optarg" ;;
181
182	-gas \| --gas \| --ga \| --g)
183	# Obsolete; use --with-gas.
184	with_gas=yes ;;
185
186	-help \| --help \| --hel \| --he)
187	# Omit some internal or obsolete options to make the list less imposing.
188	# This message is too long to be a string in the A/UX 3.1 sh.
189	cat << EOF
190	Usage: configure [options] [host]
191	Options: [defaults in brackets after descriptions]
192	Configuration:
193	--cache-file=FILE cache test results in FILE
194	--help print this message
195	--no-create do not create output files
196	--quiet, --silent do not print \`checking...' messages
197	--version print the version of autoconf that created configure
198	Directory and file names:
199	--prefix=PREFIX install architecture-independent files in PREFIX
200	[$ac_default_prefix]
201	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
202	[same as prefix]
203	--bindir=DIR user executables in DIR [EPREFIX/bin]
204	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
205	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
206	--datadir=DIR read-only architecture-independent data in DIR
207	[PREFIX/share]
208	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
209	--sharedstatedir=DIR modifiable architecture-independent data in DIR
210	[PREFIX/com]
211	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
212	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
213	--includedir=DIR C header files in DIR [PREFIX/include]
214	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
215	--infodir=DIR info documentation in DIR [PREFIX/info]
216	--mandir=DIR man documentation in DIR [PREFIX/man]
217	--srcdir=DIR find the sources in DIR [configure dir or ..]
218	--program-prefix=PREFIX prepend PREFIX to installed program names
219	--program-suffix=SUFFIX append SUFFIX to installed program names
220	--program-transform-name=PROGRAM
221	run sed PROGRAM on installed program names
222	EOF
223	cat << EOF
224	Host type:
225	--build=BUILD configure for building on BUILD [BUILD=HOST]
226	--host=HOST configure for HOST [guessed]
227	--target=TARGET configure for TARGET [TARGET=HOST]
228	Features and packages:
229	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
230	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
231	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
232	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
233	--x-includes=DIR X include files are in DIR
234	--x-libraries=DIR X library files are in DIR
235	EOF
236	if test -n "$ac_help"; then
237	echo "--enable and --with options recognized:$ac_help"
238	fi
239	exit 0 ;;
240
241	-host \| --host \| --hos \| --ho)
242	ac_prev=host ;;
243	-host=* \| --host=* \| --hos=* \| --ho=*)
244	host="$ac_optarg" ;;
245
246	-includedir \| --includedir \| --includedi \| --included \| --include \
247	\| --includ \| --inclu \| --incl \| --inc)
248	ac_prev=includedir ;;
249	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
250	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
251	includedir="$ac_optarg" ;;
252
253	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
254	ac_prev=infodir ;;
255	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
256	infodir="$ac_optarg" ;;
257
258	-libdir \| --libdir \| --libdi \| --libd)
259	ac_prev=libdir ;;
260	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
261	libdir="$ac_optarg" ;;
262
263	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
264	\| --libexe \| --libex \| --libe)
265	ac_prev=libexecdir ;;
266	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
267	\| --libexe=* \| --libex=* \| --libe=*)
268	libexecdir="$ac_optarg" ;;
269
270	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
271	\| --localstate \| --localstat \| --localsta \| --localst \
272	\| --locals \| --local \| --loca \| --loc \| --lo)
273	ac_prev=localstatedir ;;
274	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
275	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
276	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
277	localstatedir="$ac_optarg" ;;
278
279	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
280	ac_prev=mandir ;;
281	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
282	mandir="$ac_optarg" ;;
283
284	-nfp \| --nfp \| --nf)
285	# Obsolete; use --without-fp.
286	with_fp=no ;;
287
288	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
289	\| --no-cr \| --no-c)
290	no_create=yes ;;
291
292	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
293	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
294	no_recursion=yes ;;
295
296	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
297	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
298	\| --oldin \| --oldi \| --old \| --ol \| --o)
299	ac_prev=oldincludedir ;;
300	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
301	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
302	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
303	oldincludedir="$ac_optarg" ;;
304
305	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
306	ac_prev=prefix ;;
307	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
308	prefix="$ac_optarg" ;;
309
310	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
311	\| --program-pre \| --program-pr \| --program-p)
312	ac_prev=program_prefix ;;
313	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
314	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
315	program_prefix="$ac_optarg" ;;
316
317	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
318	\| --program-suf \| --program-su \| --program-s)
319	ac_prev=program_suffix ;;
320	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
321	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
322	program_suffix="$ac_optarg" ;;
323
324	-program-transform-name \| --program-transform-name \
325	\| --program-transform-nam \| --program-transform-na \
326	\| --program-transform-n \| --program-transform- \
327	\| --program-transform \| --program-transfor \
328	\| --program-transfo \| --program-transf \
329	\| --program-trans \| --program-tran \
330	\| --progr-tra \| --program-tr \| --program-t)
331	ac_prev=program_transform_name ;;
332	-program-transform-name=* \| --program-transform-name=* \
333	\| --program-transform-nam=* \| --program-transform-na=* \
334	\| --program-transform-n=* \| --program-transform-=* \
335	\| --program-transform=* \| --program-transfor=* \
336	\| --program-transfo=* \| --program-transf=* \
337	\| --program-trans=* \| --program-tran=* \
338	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
339	program_transform_name="$ac_optarg" ;;
340
341	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
342	\| -silent \| --silent \| --silen \| --sile \| --sil)
343	silent=yes ;;
344
345	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
346	ac_prev=sbindir ;;
347	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
348	\| --sbi=* \| --sb=*)
349	sbindir="$ac_optarg" ;;
350
351	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
352	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
353	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
354	\| --sha \| --sh)
355	ac_prev=sharedstatedir ;;
356	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
357	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
358	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
359	\| --sha=* \| --sh=*)
360	sharedstatedir="$ac_optarg" ;;
361
362	-site \| --site \| --sit)
363	ac_prev=site ;;
364	-site=* \| --site=* \| --sit=*)
365	site="$ac_optarg" ;;
366
367	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
368	ac_prev=srcdir ;;
369	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
370	srcdir="$ac_optarg" ;;
371
372	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
373	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
374	ac_prev=sysconfdir ;;
375	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
376	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
377	sysconfdir="$ac_optarg" ;;
378
379	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
380	ac_prev=target ;;
381	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
382	target="$ac_optarg" ;;
383
384	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
385	verbose=yes ;;
386
387	-version \| --version \| --versio \| --versi \| --vers)
388	echo "configure generated by autoconf version 2.13"
389	exit 0 ;;
390
391	-with-* \| --with-*)
392	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
393	# Reject names that are not valid shell variable names.
394	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
395	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
396	fi
397	ac_package=`echo $ac_package\| sed 's/-/_/g'`
398	case "$ac_option" in
399	=) ;;
400	*) ac_optarg=yes ;;
401	esac
402	eval "with_${ac_package}='$ac_optarg'" ;;
403
404	-without-* \| --without-*)
405	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
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 $ac_package\| sed 's/-/_/g'`
411	eval "with_${ac_package}=no" ;;
412
413	--x)
414	# Obsolete; use --with-x.
415	with_x=yes ;;
416
417	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
418	\| --x-incl \| --x-inc \| --x-in \| --x-i)
419	ac_prev=x_includes ;;
420	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
421	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
422	x_includes="$ac_optarg" ;;
423
424	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
425	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
426	ac_prev=x_libraries ;;
427	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
428	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
429	x_libraries="$ac_optarg" ;;
430
431	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
432	;;
433
434	*)
435	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
436	echo "configure: warning: $ac_option: invalid host type" 1>&2
437	fi
438	if test "x$nonopt" != xNONE; then
439	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
440	fi
441	nonopt="$ac_option"
442	;;
443
444	esac
445	done
446
447	if test -n "$ac_prev"; then
448	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
449	fi
450
451	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
452
453	# File descriptor usage:
454	# 0 standard input
455	# 1 file creation
456	# 2 errors and warnings
457	# 3 some systems may open it to /dev/tty
458	# 4 used on the Kubota Titan
459	# 6 checking for... messages and results
460	# 5 compiler messages saved in config.log
461	if test "$silent" = yes; then
462	exec 6>/dev/null
463	else
464	exec 6>&1
465	fi
466	exec 5>./config.log
467
468	echo "\
469	This file contains any messages produced by compilers while
470	running configure, to aid debugging if configure makes a mistake.
471	" 1>&5
472
473	# Strip out --no-create and --no-recursion so they do not pile up.
474	# Also quote any args containing shell metacharacters.
475	ac_configure_args=
476	for ac_arg
477	do
478	case "$ac_arg" in
479	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
480	\| --no-cr \| --no-c) ;;
481	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
482	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
483	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
484	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
485	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
486	esac
487	done
488
489	# NLS nuisances.
490	# Only set these to C if already set. These must not be set unconditionally
491	# because not all systems understand e.g. LANG=C (notably SCO).
492	# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
493	# Non-C LC_CTYPE values break the ctype check.
494	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
495	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
496	if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
497	if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
498
499	# confdefs.h avoids OS command line length limits that DEFS can exceed.
500	rm -rf conftest* confdefs.h
501	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
502	echo > confdefs.h
503
504	# A filename unique to this package, relative to the directory that
505	# configure is in, which we can look for to find out if srcdir is correct.
506	ac_unique_file=Singular/matpol.h
507
508	# Find the source files, if location was not specified.
509	if test -z "$srcdir"; then
510	ac_srcdir_defaulted=yes
511	# Try the directory containing this script, then its parent.
512	ac_prog=$0
513	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
514	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
515	srcdir=$ac_confdir
516	if test ! -r $srcdir/$ac_unique_file; then
517	srcdir=..
518	fi
519	else
520	ac_srcdir_defaulted=no
521	fi
522	if test ! -r $srcdir/$ac_unique_file; then
523	if test "$ac_srcdir_defaulted" = yes; then
524	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
525	else
526	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
527	fi
528	fi
529	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
530
531	# Prefer explicitly selected file to automatically selected ones.
532	if test -z "$CONFIG_SITE"; then
533	if test "x$prefix" != xNONE; then
534	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
535	else
536	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
537	fi
538	fi
539	for ac_site_file in $CONFIG_SITE; do
540	if test -r "$ac_site_file"; then
541	echo "loading site script $ac_site_file"
542	. "$ac_site_file"
543	fi
544	done
545
546	if test -r "$cache_file"; then
547	echo "loading cache $cache_file"
548	. $cache_file
549	else
550	echo "creating cache $cache_file"
551	> $cache_file
552	fi
553
554	ac_ext=c
555	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
556	ac_cpp='$CPP $CPPFLAGS'
557	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
558	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
559	cross_compiling=$ac_cv_prog_cc_cross
560
561	ac_exeext=
562	ac_objext=o
563	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
564	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
565	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
566	ac_n= ac_c='
567	' ac_t=' '
568	else
569	ac_n=-n ac_c= ac_t=
570	fi
571	else
572	ac_n= ac_c='\c' ac_t=
573	fi
574
575
576
577	OUTPUT_MAKEFILES="Makefile doc/Makefile doc/version.texi"
578	if test -d "mpr"; then
579	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" mpr/Makefile"
580	fi
581	if test -d "rpm"; then
582	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/Makefile"
583	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/rpmrc rpm/Singular.spec"
584	fi
585	if test -d "modules"; then
586	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/Makefile"
587	fi
588	if test -d "modules/tools"; then
589	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/tools/Makefile"
590	fi
591
592	echo $ac_n "checking uname for singular""... $ac_c" 1>&6
593	echo "configure:594: checking uname for singular" >&5
594	if eval "test \"`echo '$''{'ac_cv_singuname'+set}'`\" = set"; then
595	echo $ac_n "(cached) $ac_c" 1>&6
596	else
597	ac_cv_singuname="unknown"
598	if test -r "singuname.sh"; then
599	if (/bin/sh singuname.sh >/dev/null 2>&1) then
600	ac_cv_singuname=`/bin/sh singuname.sh`
601	fi
602	fi
603
604	fi
605
606	echo "$ac_t""$ac_cv_singuname" 1>&6
607	if test "$ac_cv_singuname" = unknown; then
608	{ echo "configure: error: Unknown architecture: Check singuname.sh" 1>&2; exit 1; }
609	else
610	SINGUNAME=$ac_cv_singuname
611
612	fi
613
614	VERSION_SEP="-"
615
616	# make them to env variables
617	# pass them indirectly to subsequent configures
618	SINGULAR_MAJOR_VERSION=1
619	SINGULAR_MINOR_VERSION=3
620	SINGULAR_SUB_VERSION=3
621	SINGULAR_SHORT_VERSION="${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}"
622	SINGULAR_VERSION="${SINGULAR_SHORT_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}"
623	VERSION_DATE="July 1999"
624
625	export SINGULAR_MINOR_VERSION
626	export SINGULAR_MAJOR_VERSION
627	export SINGULAR_SUB_VERSION
628	export SINGULAR_VERSION
629	export VERSION_DATE
630
631
632
633
634
635	# Extract the first word of "gcc", so it can be a program name with args.
636	set dummy gcc; ac_word=$2
637	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
638	echo "configure:639: checking for $ac_word" >&5
639	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
640	echo $ac_n "(cached) $ac_c" 1>&6
641	else
642	if test -n "$CC"; then
643	ac_cv_prog_CC="$CC" # Let the user override the test.
644	else
645	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
646	ac_dummy="$PATH"
647	for ac_dir in $ac_dummy; do
648	test -z "$ac_dir" && ac_dir=.
649	if test -f $ac_dir/$ac_word; then
650	ac_cv_prog_CC="gcc"
651	break
652	fi
653	done
654	IFS="$ac_save_ifs"
655	fi
656	fi
657	CC="$ac_cv_prog_CC"
658	if test -n "$CC"; then
659	echo "$ac_t""$CC" 1>&6
660	else
661	echo "$ac_t""no" 1>&6
662	fi
663
664	if test -z "$CC"; then
665	# Extract the first word of "cc", so it can be a program name with args.
666	set dummy cc; ac_word=$2
667	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
668	echo "configure:669: checking for $ac_word" >&5
669	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
670	echo $ac_n "(cached) $ac_c" 1>&6
671	else
672	if test -n "$CC"; then
673	ac_cv_prog_CC="$CC" # Let the user override the test.
674	else
675	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
676	ac_prog_rejected=no
677	ac_dummy="$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	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
682	ac_prog_rejected=yes
683	continue
684	fi
685	ac_cv_prog_CC="cc"
686	break
687	fi
688	done
689	IFS="$ac_save_ifs"
690	if test $ac_prog_rejected = yes; then
691	# We found a bogon in the path, so make sure we never use it.
692	set dummy $ac_cv_prog_CC
693	shift
694	if test $# -gt 0; then
695	# We chose a different compiler from the bogus one.
696	# However, it has the same basename, so the bogon will be chosen
697	# first if we set CC to just the basename; use the full file name.
698	shift
699	set dummy "$ac_dir/$ac_word" "$@"
700	shift
701	ac_cv_prog_CC="$@"
702	fi
703	fi
704	fi
705	fi
706	CC="$ac_cv_prog_CC"
707	if test -n "$CC"; then
708	echo "$ac_t""$CC" 1>&6
709	else
710	echo "$ac_t""no" 1>&6
711	fi
712
713	if test -z "$CC"; then
714	case "`uname -s`" in
715	win32 \| WIN32)
716	# Extract the first word of "cl", so it can be a program name with args.
717	set dummy cl; ac_word=$2
718	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
719	echo "configure:720: checking for $ac_word" >&5
720	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
721	echo $ac_n "(cached) $ac_c" 1>&6
722	else
723	if test -n "$CC"; then
724	ac_cv_prog_CC="$CC" # Let the user override the test.
725	else
726	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
727	ac_dummy="$PATH"
728	for ac_dir in $ac_dummy; do
729	test -z "$ac_dir" && ac_dir=.
730	if test -f $ac_dir/$ac_word; then
731	ac_cv_prog_CC="cl"
732	break
733	fi
734	done
735	IFS="$ac_save_ifs"
736	fi
737	fi
738	CC="$ac_cv_prog_CC"
739	if test -n "$CC"; then
740	echo "$ac_t""$CC" 1>&6
741	else
742	echo "$ac_t""no" 1>&6
743	fi
744	;;
745	esac
746	fi
747	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
748	fi
749
750	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
751	echo "configure:752: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
752
753	ac_ext=c
754	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
755	ac_cpp='$CPP $CPPFLAGS'
756	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
757	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
758	cross_compiling=$ac_cv_prog_cc_cross
759
760	cat > conftest.$ac_ext << EOF
761
762	#line 763 "configure"
763	#include "confdefs.h"
764
765	main(){return(0);}
766	EOF
767	if { (eval echo configure:768: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
768	ac_cv_prog_cc_works=yes
769	# If we can't run a trivial program, we are probably using a cross compiler.
770	if (./conftest; exit) 2>/dev/null; then
771	ac_cv_prog_cc_cross=no
772	else
773	ac_cv_prog_cc_cross=yes
774	fi
775	else
776	echo "configure: failed program was:" >&5
777	cat conftest.$ac_ext >&5
778	ac_cv_prog_cc_works=no
779	fi
780	rm -fr conftest*
781	ac_ext=c
782	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
783	ac_cpp='$CPP $CPPFLAGS'
784	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
785	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
786	cross_compiling=$ac_cv_prog_cc_cross
787
788	echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
789	if test $ac_cv_prog_cc_works = no; then
790	{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
791	fi
792	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
793	echo "configure:794: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
794	echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
795	cross_compiling=$ac_cv_prog_cc_cross
796
797	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
798	echo "configure:799: checking whether we are using GNU C" >&5
799	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
800	echo $ac_n "(cached) $ac_c" 1>&6
801	else
802	cat > conftest.c <<EOF
803	#ifdef __GNUC__
804	yes;
805	#endif
806	EOF
807	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:808: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
808	ac_cv_prog_gcc=yes
809	else
810	ac_cv_prog_gcc=no
811	fi
812	fi
813
814	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
815
816	if test $ac_cv_prog_gcc = yes; then
817	GCC=yes
818	else
819	GCC=
820	fi
821
822	ac_test_CFLAGS="${CFLAGS+set}"
823	ac_save_CFLAGS="$CFLAGS"
824	CFLAGS=
825	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
826	echo "configure:827: checking whether ${CC-cc} accepts -g" >&5
827	if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
828	echo $ac_n "(cached) $ac_c" 1>&6
829	else
830	echo 'void f(){}' > conftest.c
831	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
832	ac_cv_prog_cc_g=yes
833	else
834	ac_cv_prog_cc_g=no
835	fi
836	rm -f conftest*
837
838	fi
839
840	echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
841	if test "$ac_test_CFLAGS" = set; then
842	CFLAGS="$ac_save_CFLAGS"
843	elif test $ac_cv_prog_cc_g = yes; then
844	if test "$GCC" = yes; then
845	CFLAGS="-g -O2"
846	else
847	CFLAGS="-g"
848	fi
849	else
850	if test "$GCC" = yes; then
851	CFLAGS="-O2"
852	else
853	CFLAGS=
854	fi
855	fi
856
857	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
858	echo "configure:859: checking how to run the C preprocessor" >&5
859	# On Suns, sometimes $CPP names a directory.
860	if test -n "$CPP" && test -d "$CPP"; then
861	CPP=
862	fi
863	if test -z "$CPP"; then
864	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
865	echo $ac_n "(cached) $ac_c" 1>&6
866	else
867	# This must be in double quotes, not single quotes, because CPP may get
868	# substituted into the Makefile and "${CC-cc}" will confuse make.
869	CPP="${CC-cc} -E"
870	# On the NeXT, cc -E runs the code through the compiler's parser,
871	# not just through cpp.
872	cat > conftest.$ac_ext <<EOF
873	#line 874 "configure"
874	#include "confdefs.h"
875	#include <assert.h>
876	Syntax Error
877	EOF
878	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
879	{ (eval echo configure:880: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
880	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
881	if test -z "$ac_err"; then
882	:
883	else
884	echo "$ac_err" >&5
885	echo "configure: failed program was:" >&5
886	cat conftest.$ac_ext >&5
887	rm -rf conftest*
888	CPP="${CC-cc} -E -traditional-cpp"
889	cat > conftest.$ac_ext <<EOF
890	#line 891 "configure"
891	#include "confdefs.h"
892	#include <assert.h>
893	Syntax Error
894	EOF
895	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
896	{ (eval echo configure:897: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
897	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
898	if test -z "$ac_err"; then
899	:
900	else
901	echo "$ac_err" >&5
902	echo "configure: failed program was:" >&5
903	cat conftest.$ac_ext >&5
904	rm -rf conftest*
905	CPP="${CC-cc} -nologo -E"
906	cat > conftest.$ac_ext <<EOF
907	#line 908 "configure"
908	#include "confdefs.h"
909	#include <assert.h>
910	Syntax Error
911	EOF
912	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
913	{ (eval echo configure:914: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
914	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
915	if test -z "$ac_err"; then
916	:
917	else
918	echo "$ac_err" >&5
919	echo "configure: failed program was:" >&5
920	cat conftest.$ac_ext >&5
921	rm -rf conftest*
922	CPP=/lib/cpp
923	fi
924	rm -f conftest*
925	fi
926	rm -f conftest*
927	fi
928	rm -f conftest*
929	ac_cv_prog_CPP="$CPP"
930	fi
931	CPP="$ac_cv_prog_CPP"
932	else
933	ac_cv_prog_CPP="$CPP"
934	fi
935	echo "$ac_t""$CPP" 1>&6
936
937	echo $ac_n "checking for AIX""... $ac_c" 1>&6
938	echo "configure:939: checking for AIX" >&5
939	cat > conftest.$ac_ext <<EOF
940	#line 941 "configure"
941	#include "confdefs.h"
942	#ifdef _AIX
943	yes
944	#endif
945
946	EOF
947	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
948	egrep "yes" >/dev/null 2>&1; then
949	rm -rf conftest*
950	echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
951	#define _ALL_SOURCE 1
952	EOF
953
954	else
955	rm -rf conftest*
956	echo "$ac_t""no" 1>&6
957	fi
958	rm -f conftest*
959
960
961
962	for ac_prog in perl5 perl
963	do
964	# Extract the first word of "$ac_prog", so it can be a program name with args.
965	set dummy $ac_prog; ac_word=$2
966	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
967	echo "configure:968: checking for $ac_word" >&5
968	if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
969	echo $ac_n "(cached) $ac_c" 1>&6
970	else
971	if test -n "$PERL"; then
972	ac_cv_prog_PERL="$PERL" # Let the user override the test.
973	else
974	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
975	ac_dummy="$PATH"
976	for ac_dir in $ac_dummy; do
977	test -z "$ac_dir" && ac_dir=.
978	if test -f $ac_dir/$ac_word; then
979	ac_cv_prog_PERL="$ac_prog"
980	break
981	fi
982	done
983	IFS="$ac_save_ifs"
984	fi
985	fi
986	PERL="$ac_cv_prog_PERL"
987	if test -n "$PERL"; then
988	echo "$ac_t""$PERL" 1>&6
989	else
990	echo "$ac_t""no" 1>&6
991	fi
992
993	test -n "$PERL" && break
994	done
995
996	# Extract the first word of "latex2html", so it can be a program name with args.
997	set dummy latex2html; ac_word=$2
998	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
999	echo "configure:1000: checking for $ac_word" >&5
1000	if eval "test \"`echo '$''{'ac_cv_prog_LATEX2HTML'+set}'`\" = set"; then
1001	echo $ac_n "(cached) $ac_c" 1>&6
1002	else
1003	if test -n "$LATEX2HTML"; then
1004	ac_cv_prog_LATEX2HTML="$LATEX2HTML" # Let the user override the test.
1005	else
1006	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1007	ac_dummy="$PATH"
1008	for ac_dir in $ac_dummy; do
1009	test -z "$ac_dir" && ac_dir=.
1010	if test -f $ac_dir/$ac_word; then
1011	ac_cv_prog_LATEX2HTML="latex2html"
1012	break
1013	fi
1014	done
1015	IFS="$ac_save_ifs"
1016	fi
1017	fi
1018	LATEX2HTML="$ac_cv_prog_LATEX2HTML"
1019	if test -n "$LATEX2HTML"; then
1020	echo "$ac_t""$LATEX2HTML" 1>&6
1021	else
1022	echo "$ac_t""no" 1>&6
1023	fi
1024
1025	echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1026	echo "configure:1027: checking whether ln -s works" >&5
1027	if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1028	echo $ac_n "(cached) $ac_c" 1>&6
1029	else
1030	rm -f conftestdata
1031	if ln -s X conftestdata 2>/dev/null
1032	then
1033	rm -f conftestdata
1034	ac_cv_prog_LN_S="ln -s"
1035	else
1036	ac_cv_prog_LN_S=ln
1037	fi
1038	fi
1039	LN_S="$ac_cv_prog_LN_S"
1040	if test "$ac_cv_prog_LN_S" = "ln -s"; then
1041	echo "$ac_t""yes" 1>&6
1042	else
1043	echo "$ac_t""no" 1>&6
1044	fi
1045
1046	if test -x Texi2html/texi2html; then
1047	if test -r ${T2H_HOME}/texi2html.init; then
1048	TEXI2HTML=`pwd`/Texi2html/texi2html.pl
1049	else
1050	TEXI2HTML=`pwd`/Texi2html/texi2html
1051	fi
1052
1053	else
1054	echo "configure: warning: could not find Texi2html/texi2html HTML generation might fail" 1>&2
1055	# Extract the first word of "texi2html", so it can be a program name with args.
1056	set dummy texi2html; ac_word=$2
1057	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1058	echo "configure:1059: checking for $ac_word" >&5
1059	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2HTML'+set}'`\" = set"; then
1060	echo $ac_n "(cached) $ac_c" 1>&6
1061	else
1062	if test -n "$TEXI2HTML"; then
1063	ac_cv_prog_TEXI2HTML="$TEXI2HTML" # Let the user override the test.
1064	else
1065	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1066	ac_dummy="$PATH"
1067	for ac_dir in $ac_dummy; do
1068	test -z "$ac_dir" && ac_dir=.
1069	if test -f $ac_dir/$ac_word; then
1070	ac_cv_prog_TEXI2HTML="texi2html"
1071	break
1072	fi
1073	done
1074	IFS="$ac_save_ifs"
1075	fi
1076	fi
1077	TEXI2HTML="$ac_cv_prog_TEXI2HTML"
1078	if test -n "$TEXI2HTML"; then
1079	echo "$ac_t""$TEXI2HTML" 1>&6
1080	else
1081	echo "$ac_t""no" 1>&6
1082	fi
1083
1084	fi
1085	if test "$ac_cv_prog_LATEX2HTML" = latex2html; then
1086	TEXI2HTML_OPTS="-l2h"
1087	else
1088	TEXI2HTML_OPTS="-expandinfo"
1089	fi
1090
1091
1092	# expand prefix and pass it to subsequent configures
1093	if test "x$prefix" = xNONE; then
1094	prefix=${ac_default_prefix}
1095	ac_configure_args="$ac_configure_args --prefix=${prefix}"
1096	fi
1097
1098	# expand exec_prefix
1099	if test "x$exec_prefix" = xNONE; then
1100	exec_prefix=${prefix}/${ac_cv_singuname}
1101	ac_configure_args="$ac_configure_args --exec_prefix=${exec_prefix}"
1102	fi
1103
1104	# expand bindir
1105	if test "x$bindir" = 'x${exec_prefix}/bin'; then
1106	bindir="${exec_prefix}/bin"
1107	ac_configure_args="$ac_configure_args --bindir=${bindir}"
1108	fi
1109
1110	# expand libdir
1111	if test "x$libdir" = 'x${exec_prefix}/lib'; then
1112	libdir="${exec_prefix}/lib/${SINGULAR_VERSION}"
1113	ac_configure_args="$ac_configure_args --libdir=${libdir}"
1114	fi
1115
1116	# expand includedir
1117	if test "x$includedir" = 'x${prefix}/include'; then
1118	includedir="${exec_prefix}/include/${SINGULAR_VERSION}"
1119	ac_configure_args="$ac_configure_args --includedir=${includedir}"
1120	fi
1121
1122	# construct name of installed Singular executable
1123	SINGULAR=${bindir}/Singular-${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}
1124	export SINGULAR
1125
1126
1127
1128	# add -I to CPPFLAGS and -L to LDFLAGS, just to be sure
1129	LDFLAGS="-L${libdir} ${LDFLAGS}"
1130	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
1131
1132	# check for AIX
1133	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
1134	echo "configure:1135: checking whether _AIX is defined" >&5
1135	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
1136	echo $ac_n "(cached) $ac_c" 1>&6
1137	else
1138	cat > conftest.$ac_ext <<EOF
1139	#line 1140 "configure"
1140	#include "confdefs.h"
1141	#ifdef _AIX
1142	yes
1143	#endif
1144
1145	EOF
1146	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1147	egrep "yes" >/dev/null 2>&1; then
1148	rm -rf conftest*
1149	ac_cv_is_aix=yes
1150	else
1151	rm -rf conftest*
1152	ac_cv_is_aix=no
1153	fi
1154	rm -f conftest*
1155
1156	fi
1157
1158	if test "$ac_cv_is_aix" = yes; then
1159	echo "$ac_t""yes" 1>&6
1160	else
1161	echo "$ac_t""no" 1>&6
1162	fi
1163
1164	echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
1165	echo "configure:1166: checking for atof in -lm" >&5
1166	ac_lib_var=`echo m'_'atof \| sed 'y%./+-%__p_%'`
1167	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1168	echo $ac_n "(cached) $ac_c" 1>&6
1169	else
1170	ac_save_LIBS="$LIBS"
1171	LIBS="-lm $LIBS"
1172	cat > conftest.$ac_ext <<EOF
1173	#line 1174 "configure"
1174	#include "confdefs.h"
1175	/* Override any gcc2 internal prototype to avoid an error. */
1176	/* We use char because int might match the return type of a gcc2
1177	builtin and then its argument prototype would still apply. */
1178	char atof();
1179
1180	int main() {
1181	atof()
1182	; return 0; }
1183	EOF
1184	if { (eval echo configure:1185: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1185	rm -rf conftest*
1186	eval "ac_cv_lib_$ac_lib_var=yes"
1187	else
1188	echo "configure: failed program was:" >&5
1189	cat conftest.$ac_ext >&5
1190	rm -rf conftest*
1191	eval "ac_cv_lib_$ac_lib_var=no"
1192	fi
1193	rm -f conftest*
1194	LIBS="$ac_save_LIBS"
1195
1196	fi
1197	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1198	echo "$ac_t""yes" 1>&6
1199	ac_tr_lib=HAVE_LIB`echo m \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1200	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1201	cat >> confdefs.h <<EOF
1202	#define $ac_tr_lib 1
1203	EOF
1204
1205	LIBS="-lm $LIBS"
1206
1207	else
1208	echo "$ac_t""no" 1>&6
1209	fi
1210
1211	echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
1212	echo "configure:1213: checking for socket in -lbsd" >&5
1213	ac_lib_var=`echo bsd'_'socket \| sed 'y%./+-%__p_%'`
1214	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1215	echo $ac_n "(cached) $ac_c" 1>&6
1216	else
1217	ac_save_LIBS="$LIBS"
1218	LIBS="-lbsd $LIBS"
1219	cat > conftest.$ac_ext <<EOF
1220	#line 1221 "configure"
1221	#include "confdefs.h"
1222	/* Override any gcc2 internal prototype to avoid an error. */
1223	/* We use char because int might match the return type of a gcc2
1224	builtin and then its argument prototype would still apply. */
1225	char socket();
1226
1227	int main() {
1228	socket()
1229	; return 0; }
1230	EOF
1231	if { (eval echo configure:1232: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1232	rm -rf conftest*
1233	eval "ac_cv_lib_$ac_lib_var=yes"
1234	else
1235	echo "configure: failed program was:" >&5
1236	cat conftest.$ac_ext >&5
1237	rm -rf conftest*
1238	eval "ac_cv_lib_$ac_lib_var=no"
1239	fi
1240	rm -f conftest*
1241	LIBS="$ac_save_LIBS"
1242
1243	fi
1244	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1245	echo "$ac_t""yes" 1>&6
1246	ac_tr_lib=HAVE_LIB`echo bsd \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1247	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1248	cat >> confdefs.h <<EOF
1249	#define $ac_tr_lib 1
1250	EOF
1251
1252	LIBS="-lbsd $LIBS"
1253
1254	else
1255	echo "$ac_t""no" 1>&6
1256	fi
1257
1258	echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
1259	echo "configure:1260: checking for listen in -lsocket" >&5
1260	ac_lib_var=`echo socket'_'listen \| sed 'y%./+-%__p_%'`
1261	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1262	echo $ac_n "(cached) $ac_c" 1>&6
1263	else
1264	ac_save_LIBS="$LIBS"
1265	LIBS="-lsocket $LIBS"
1266	cat > conftest.$ac_ext <<EOF
1267	#line 1268 "configure"
1268	#include "confdefs.h"
1269	/* Override any gcc2 internal prototype to avoid an error. */
1270	/* We use char because int might match the return type of a gcc2
1271	builtin and then its argument prototype would still apply. */
1272	char listen();
1273
1274	int main() {
1275	listen()
1276	; return 0; }
1277	EOF
1278	if { (eval echo configure:1279: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1279	rm -rf conftest*
1280	eval "ac_cv_lib_$ac_lib_var=yes"
1281	else
1282	echo "configure: failed program was:" >&5
1283	cat conftest.$ac_ext >&5
1284	rm -rf conftest*
1285	eval "ac_cv_lib_$ac_lib_var=no"
1286	fi
1287	rm -f conftest*
1288	LIBS="$ac_save_LIBS"
1289
1290	fi
1291	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1292	echo "$ac_t""yes" 1>&6
1293	ac_tr_lib=HAVE_LIB`echo socket \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1294	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1295	cat >> confdefs.h <<EOF
1296	#define $ac_tr_lib 1
1297	EOF
1298
1299	LIBS="-lsocket $LIBS"
1300
1301	else
1302	echo "$ac_t""no" 1>&6
1303	fi
1304
1305	echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
1306	echo "configure:1307: checking for gethostbyname in -lnsl" >&5
1307	ac_lib_var=`echo nsl'_'gethostbyname \| sed 'y%./+-%__p_%'`
1308	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1309	echo $ac_n "(cached) $ac_c" 1>&6
1310	else
1311	ac_save_LIBS="$LIBS"
1312	LIBS="-lnsl $LIBS"
1313	cat > conftest.$ac_ext <<EOF
1314	#line 1315 "configure"
1315	#include "confdefs.h"
1316	/* Override any gcc2 internal prototype to avoid an error. */
1317	/* We use char because int might match the return type of a gcc2
1318	builtin and then its argument prototype would still apply. */
1319	char gethostbyname();
1320
1321	int main() {
1322	gethostbyname()
1323	; return 0; }
1324	EOF
1325	if { (eval echo configure:1326: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1326	rm -rf conftest*
1327	eval "ac_cv_lib_$ac_lib_var=yes"
1328	else
1329	echo "configure: failed program was:" >&5
1330	cat conftest.$ac_ext >&5
1331	rm -rf conftest*
1332	eval "ac_cv_lib_$ac_lib_var=no"
1333	fi
1334	rm -f conftest*
1335	LIBS="$ac_save_LIBS"
1336
1337	fi
1338	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1339	echo "$ac_t""yes" 1>&6
1340	ac_tr_lib=HAVE_LIB`echo nsl \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1341	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1342	cat >> confdefs.h <<EOF
1343	#define $ac_tr_lib 1
1344	EOF
1345
1346	LIBS="-lnsl $LIBS"
1347
1348	else
1349	echo "$ac_t""no" 1>&6
1350	fi
1351
1352	echo $ac_n "checking for mpq_init in -lgmp""... $ac_c" 1>&6
1353	echo "configure:1354: checking for mpq_init in -lgmp" >&5
1354	ac_lib_var=`echo gmp'_'mpq_init \| sed 'y%./+-%__p_%'`
1355	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1356	echo $ac_n "(cached) $ac_c" 1>&6
1357	else
1358	ac_save_LIBS="$LIBS"
1359	LIBS="-lgmp $LIBS"
1360	cat > conftest.$ac_ext <<EOF
1361	#line 1362 "configure"
1362	#include "confdefs.h"
1363	/* Override any gcc2 internal prototype to avoid an error. */
1364	/* We use char because int might match the return type of a gcc2
1365	builtin and then its argument prototype would still apply. */
1366	char mpq_init();
1367
1368	int main() {
1369	mpq_init()
1370	; return 0; }
1371	EOF
1372	if { (eval echo configure:1373: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1373	rm -rf conftest*
1374	eval "ac_cv_lib_$ac_lib_var=yes"
1375	else
1376	echo "configure: failed program was:" >&5
1377	cat conftest.$ac_ext >&5
1378	rm -rf conftest*
1379	eval "ac_cv_lib_$ac_lib_var=no"
1380	fi
1381	rm -f conftest*
1382	LIBS="$ac_save_LIBS"
1383
1384	fi
1385	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1386	echo "$ac_t""yes" 1>&6
1387	ac_tr_lib=HAVE_LIB`echo gmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1388	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1389	cat >> confdefs.h <<EOF
1390	#define $ac_tr_lib 1
1391	EOF
1392
1393	LIBS="-lgmp $LIBS"
1394
1395	else
1396	echo "$ac_t""no" 1>&6
1397	fi
1398
1399	echo $ac_n "checking for mpz_init in -lsmallgmp""... $ac_c" 1>&6
1400	echo "configure:1401: checking for mpz_init in -lsmallgmp" >&5
1401	ac_lib_var=`echo smallgmp'_'mpz_init \| sed 'y%./+-%__p_%'`
1402	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1403	echo $ac_n "(cached) $ac_c" 1>&6
1404	else
1405	ac_save_LIBS="$LIBS"
1406	LIBS="-lsmallgmp $LIBS"
1407	cat > conftest.$ac_ext <<EOF
1408	#line 1409 "configure"
1409	#include "confdefs.h"
1410	/* Override any gcc2 internal prototype to avoid an error. */
1411	/* We use char because int might match the return type of a gcc2
1412	builtin and then its argument prototype would still apply. */
1413	char mpz_init();
1414
1415	int main() {
1416	mpz_init()
1417	; return 0; }
1418	EOF
1419	if { (eval echo configure:1420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1420	rm -rf conftest*
1421	eval "ac_cv_lib_$ac_lib_var=yes"
1422	else
1423	echo "configure: failed program was:" >&5
1424	cat conftest.$ac_ext >&5
1425	rm -rf conftest*
1426	eval "ac_cv_lib_$ac_lib_var=no"
1427	fi
1428	rm -f conftest*
1429	LIBS="$ac_save_LIBS"
1430
1431	fi
1432	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1433	echo "$ac_t""yes" 1>&6
1434	ac_tr_lib=HAVE_LIB`echo smallgmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1435	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1436	cat >> confdefs.h <<EOF
1437	#define $ac_tr_lib 1
1438	EOF
1439
1440	LIBS="-lsmallgmp $LIBS"
1441
1442	else
1443	echo "$ac_t""no" 1>&6
1444	fi
1445
1446	echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
1447	echo "configure:1448: checking for IMP_PutGmpInt in -lMP" >&5
1448	ac_lib_var=`echo MP'_'IMP_PutGmpInt \| sed 'y%./+-%__p_%'`
1449	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1450	echo $ac_n "(cached) $ac_c" 1>&6
1451	else
1452	ac_save_LIBS="$LIBS"
1453	LIBS="-lMP $LIBS"
1454	cat > conftest.$ac_ext <<EOF
1455	#line 1456 "configure"
1456	#include "confdefs.h"
1457	/* Override any gcc2 internal prototype to avoid an error. */
1458	/* We use char because int might match the return type of a gcc2
1459	builtin and then its argument prototype would still apply. */
1460	char IMP_PutGmpInt();
1461
1462	int main() {
1463	IMP_PutGmpInt()
1464	; return 0; }
1465	EOF
1466	if { (eval echo configure:1467: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1467	rm -rf conftest*
1468	eval "ac_cv_lib_$ac_lib_var=yes"
1469	else
1470	echo "configure: failed program was:" >&5
1471	cat conftest.$ac_ext >&5
1472	rm -rf conftest*
1473	eval "ac_cv_lib_$ac_lib_var=no"
1474	fi
1475	rm -f conftest*
1476	LIBS="$ac_save_LIBS"
1477
1478	fi
1479	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1480	echo "$ac_t""yes" 1>&6
1481	ac_tr_lib=HAVE_LIB`echo MP \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1482	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1483	cat >> confdefs.h <<EOF
1484	#define $ac_tr_lib 1
1485	EOF
1486
1487	LIBS="-lMP $LIBS"
1488
1489	else
1490	echo "$ac_t""no" 1>&6
1491	fi
1492
1493	echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
1494	echo "configure:1495: checking for MPT_GetTree in -lMPT" >&5
1495	ac_lib_var=`echo MPT'_'MPT_GetTree \| sed 'y%./+-%__p_%'`
1496	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1497	echo $ac_n "(cached) $ac_c" 1>&6
1498	else
1499	ac_save_LIBS="$LIBS"
1500	LIBS="-lMPT $LIBS"
1501	cat > conftest.$ac_ext <<EOF
1502	#line 1503 "configure"
1503	#include "confdefs.h"
1504	/* Override any gcc2 internal prototype to avoid an error. */
1505	/* We use char because int might match the return type of a gcc2
1506	builtin and then its argument prototype would still apply. */
1507	char MPT_GetTree();
1508
1509	int main() {
1510	MPT_GetTree()
1511	; return 0; }
1512	EOF
1513	if { (eval echo configure:1514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1514	rm -rf conftest*
1515	eval "ac_cv_lib_$ac_lib_var=yes"
1516	else
1517	echo "configure: failed program was:" >&5
1518	cat conftest.$ac_ext >&5
1519	rm -rf conftest*
1520	eval "ac_cv_lib_$ac_lib_var=no"
1521	fi
1522	rm -f conftest*
1523	LIBS="$ac_save_LIBS"
1524
1525	fi
1526	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1527	echo "$ac_t""yes" 1>&6
1528	ac_tr_lib=HAVE_LIB`echo MPT \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1529	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1530	cat >> confdefs.h <<EOF
1531	#define $ac_tr_lib 1
1532	EOF
1533
1534	LIBS="-lMPT $LIBS"
1535
1536	else
1537	echo "$ac_t""no" 1>&6
1538	fi
1539
1540	echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
1541	echo "configure:1542: checking for atof in -lsingcf" >&5
1542	ac_lib_var=`echo singcf'_'atof \| sed 'y%./+-%__p_%'`
1543	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1544	echo $ac_n "(cached) $ac_c" 1>&6
1545	else
1546	ac_save_LIBS="$LIBS"
1547	LIBS="-lsingcf $LIBS"
1548	cat > conftest.$ac_ext <<EOF
1549	#line 1550 "configure"
1550	#include "confdefs.h"
1551	/* Override any gcc2 internal prototype to avoid an error. */
1552	/* We use char because int might match the return type of a gcc2
1553	builtin and then its argument prototype would still apply. */
1554	char atof();
1555
1556	int main() {
1557	atof()
1558	; return 0; }
1559	EOF
1560	if { (eval echo configure:1561: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1561	rm -rf conftest*
1562	eval "ac_cv_lib_$ac_lib_var=yes"
1563	else
1564	echo "configure: failed program was:" >&5
1565	cat conftest.$ac_ext >&5
1566	rm -rf conftest*
1567	eval "ac_cv_lib_$ac_lib_var=no"
1568	fi
1569	rm -f conftest*
1570	LIBS="$ac_save_LIBS"
1571
1572	fi
1573	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1574	echo "$ac_t""yes" 1>&6
1575	ac_tr_lib=HAVE_LIB`echo singcf \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1576	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1577	cat >> confdefs.h <<EOF
1578	#define $ac_tr_lib 1
1579	EOF
1580
1581	LIBS="-lsingcf $LIBS"
1582
1583	else
1584	echo "$ac_t""no" 1>&6
1585	fi
1586
1587	echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
1588	echo "configure:1589: checking for atof in -lsingfac" >&5
1589	ac_lib_var=`echo singfac'_'atof \| sed 'y%./+-%__p_%'`
1590	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1591	echo $ac_n "(cached) $ac_c" 1>&6
1592	else
1593	ac_save_LIBS="$LIBS"
1594	LIBS="-lsingfac $LIBS"
1595	cat > conftest.$ac_ext <<EOF
1596	#line 1597 "configure"
1597	#include "confdefs.h"
1598	/* Override any gcc2 internal prototype to avoid an error. */
1599	/* We use char because int might match the return type of a gcc2
1600	builtin and then its argument prototype would still apply. */
1601	char atof();
1602
1603	int main() {
1604	atof()
1605	; return 0; }
1606	EOF
1607	if { (eval echo configure:1608: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1608	rm -rf conftest*
1609	eval "ac_cv_lib_$ac_lib_var=yes"
1610	else
1611	echo "configure: failed program was:" >&5
1612	cat conftest.$ac_ext >&5
1613	rm -rf conftest*
1614	eval "ac_cv_lib_$ac_lib_var=no"
1615	fi
1616	rm -f conftest*
1617	LIBS="$ac_save_LIBS"
1618
1619	fi
1620	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1621	echo "$ac_t""yes" 1>&6
1622	ac_tr_lib=HAVE_LIB`echo singfac \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1623	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1624	cat >> confdefs.h <<EOF
1625	#define $ac_tr_lib 1
1626	EOF
1627
1628	LIBS="-lsingfac $LIBS"
1629
1630	else
1631	echo "$ac_t""no" 1>&6
1632	fi
1633
1634
1635	for ac_hdr in gmp.h smallgmp.h MP.h MPT.h factory.h factor.h
1636	do
1637	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
1638	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1639	echo "configure:1640: checking for $ac_hdr" >&5
1640	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1641	echo $ac_n "(cached) $ac_c" 1>&6
1642	else
1643	cat > conftest.$ac_ext <<EOF
1644	#line 1645 "configure"
1645	#include "confdefs.h"
1646	#include <$ac_hdr>
1647	EOF
1648	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1649	{ (eval echo configure:1650: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1650	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
1651	if test -z "$ac_err"; then
1652	rm -rf conftest*
1653	eval "ac_cv_header_$ac_safe=yes"
1654	else
1655	echo "$ac_err" >&5
1656	echo "configure: failed program was:" >&5
1657	cat conftest.$ac_ext >&5
1658	rm -rf conftest*
1659	eval "ac_cv_header_$ac_safe=no"
1660	fi
1661	rm -f conftest*
1662	fi
1663	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1664	echo "$ac_t""yes" 1>&6
1665	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
1666	cat >> confdefs.h <<EOF
1667	#define $ac_tr_hdr 1
1668	EOF
1669
1670	else
1671	echo "$ac_t""no" 1>&6
1672	fi
1673	done
1674
1675
1676	if test "$ac_cv_lib_gmp_mpq_init" = yes && \
1677	test "$ac_cv_header_gmp_h" = yes; then
1678	ac_gmp_ok=yes
1679	fi
1680
1681	if test "$ac_cv_lib_smallgmp_mpz_init" = yes && \
1682	test "$ac_cv_header_smallgmp_h" = yes && \
1683	test "$ac_cv_header_gmp_h" = yes; then
1684	ac_smallgmp_ok=yes
1685	fi
1686
1687	if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
1688	test "$ac_cv_lib_MPT_MPT_GetTree" && \
1689	test "$ac_cv_header_MP_h" = yes && \
1690	test "$ac_cv_header_MPT_h" = yes; then
1691	ac_MP_ok=yes
1692	fi
1693
1694	if test "$ac_cv_lib_singcf_atof" = yes && \
1695	test "$ac_cv_header_factory_h" = yes; then
1696	ac_factory_ok=yes
1697	fi
1698
1699	if test "$ac_cv_lib_singfac_atof" = yes && \
1700	test "$ac_cv_header_factor_h" = yes; then
1701	ac_libfac_ok=yes
1702	fi
1703
1704
1705	# Check whether --with-tmpdir or --without-tmpdir was given.
1706	if test "${with_tmpdir+set}" = set; then
1707	withval="$with_tmpdir"
1708	:
1709	fi
1710
1711	# Check whether --with-perl5 or --without-perl5 was given.
1712	if test "${with_perl5+set}" = set; then
1713	withval="$with_perl5"
1714	:
1715	fi
1716
1717	# Check whether --enable-smallgmp or --disable-smallgmp was given.
1718	if test "${enable_smallgmp+set}" = set; then
1719	enableval="$enable_smallgmp"
1720	:
1721	fi
1722
1723	# Check whether --enable-gmp or --disable-gmp was given.
1724	if test "${enable_gmp+set}" = set; then
1725	enableval="$enable_gmp"
1726	:
1727	fi
1728
1729	# Check whether --enable-MP or --disable-MP was given.
1730	if test "${enable_MP+set}" = set; then
1731	enableval="$enable_MP"
1732	:
1733	fi
1734
1735	# Check whether --enable-factory or --disable-factory was given.
1736	if test "${enable_factory+set}" = set; then
1737	enableval="$enable_factory"
1738	:
1739	fi
1740
1741	# Check whether --enable-libfac or --disable-libfac was given.
1742	if test "${enable_libfac+set}" = set; then
1743	enableval="$enable_libfac"
1744	:
1745	fi
1746
1747	# Check whether --enable-sgroup or --disable-sgroup was given.
1748	if test "${enable_sgroup+set}" = set; then
1749	enableval="$enable_sgroup"
1750	:
1751	fi
1752
1753	# Check whether --enable-Singular or --disable-Singular was given.
1754	if test "${enable_Singular+set}" = set; then
1755	enableval="$enable_Singular"
1756	:
1757	fi
1758
1759	# Check whether --enable-Texinfo or --disable-Texinfo was given.
1760	if test "${enable_Texinfo+set}" = set; then
1761	enableval="$enable_Texinfo"
1762	:
1763	fi
1764
1765	# Check whether --with-MP or --without-MP was given.
1766	if test "${with_MP+set}" = set; then
1767	withval="$with_MP"
1768	:
1769	fi
1770
1771	# Check whether --with-factory or --without-factory was given.
1772	if test "${with_factory+set}" = set; then
1773	withval="$with_factory"
1774	:
1775	fi
1776
1777	# Check whether --with-libfac or --without-libfac was given.
1778	if test "${with_libfac+set}" = set; then
1779	withval="$with_libfac"
1780	:
1781	fi
1782
1783	# Check whether --with-gmp or --without-gmp was given.
1784	if test "${with_gmp+set}" = set; then
1785	withval="$with_gmp"
1786	:
1787	fi
1788
1789
1790	echo $ac_n "checking which tmp dir to use""... $ac_c" 1>&6
1791	echo "configure:1792: checking which tmp dir to use" >&5
1792	if test "${with_tmpdir+set}" = set && test -d ${with_tmpdir}; then
1793	if (echo "${with_tmpdir}" \| egrep "\." >/dev/null 2>&1)
1794	then
1795	TMP_DIR="/tmp"
1796	else
1797	TMP_DIR=${with_tmpdir}
1798	fi
1799	else
1800	TMP_DIR="/tmp"
1801	fi
1802	echo "$ac_t""$TMP_DIR" 1>&6
1803
1804
1805	# perl version 5
1806	if test "${with_perl5+set}" != set; then
1807	echo $ac_n "checking for perl5""... $ac_c" 1>&6
1808	echo "configure:1809: checking for perl5" >&5
1809	if eval "test \"`echo '$''{'ac_cv_prog_perl5'+set}'`\" = set"; then
1810	echo $ac_n "(cached) $ac_c" 1>&6
1811	else
1812	if (perl5 -v >/dev/null 2>&1)
1813	then
1814	if (perl5 -v \| egrep "version 5\.[0-9]" >/dev/null 2>&1 )
1815	then
1816	ac_cv_prog_perl5=perl5
1817	fi
1818	elif (perl -v >/dev/null 2>&1)
1819	then
1820	if (perl -v \| egrep "version 5\.[0-9]" >/dev/null 2>&1 )
1821	then
1822	ac_cv_prog_perl5=perl
1823	fi
1824	fi
1825
1826	fi
1827
1828	if test "${ac_cv_prog_perl5+set}" = set; then
1829	echo "$ac_t""${ac_cv_prog_perl5}" 1>&6
1830	PERL5=${ac_cv_prog_perl5}
1831
1832	else
1833	{ echo "configure: error: can not find perl version 5" 1>&2; exit 1; }
1834	fi
1835	elif test "${with_perl5}" = no; then
1836	echo "configure: warning: building without perl5 -- make might fail" 1>&2
1837	else
1838	unset PERL5
1839	unset ac_cv_prog_PERL5
1840	for ac_prog in ${with_perl5}
1841	do
1842	# Extract the first word of "$ac_prog", so it can be a program name with args.
1843	set dummy $ac_prog; ac_word=$2
1844	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1845	echo "configure:1846: checking for $ac_word" >&5
1846	if eval "test \"`echo '$''{'ac_cv_prog_PERL5'+set}'`\" = set"; then
1847	echo $ac_n "(cached) $ac_c" 1>&6
1848	else
1849	if test -n "$PERL5"; then
1850	ac_cv_prog_PERL5="$PERL5" # Let the user override the test.
1851	else
1852	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1853	ac_dummy="$PATH"
1854	for ac_dir in $ac_dummy; do
1855	test -z "$ac_dir" && ac_dir=.
1856	if test -f $ac_dir/$ac_word; then
1857	ac_cv_prog_PERL5="$ac_prog"
1858	break
1859	fi
1860	done
1861	IFS="$ac_save_ifs"
1862	fi
1863	fi
1864	PERL5="$ac_cv_prog_PERL5"
1865	if test -n "$PERL5"; then
1866	echo "$ac_t""$PERL5" 1>&6
1867	else
1868	echo "$ac_t""no" 1>&6
1869	fi
1870
1871	test -n "$PERL5" && break
1872	done
1873
1874	if test "x${PERL5}" = x; then
1875	echo "configure: warning: building without perl5 -- make might fail" 1>&2
1876	fi
1877	fi
1878
1879
1880	echo $ac_n "checking whether to configure and build texinfo""... $ac_c" 1>&6
1881	echo "configure:1882: checking whether to configure and build texinfo" >&5
1882	if test "$enable_texinfo" != no && test -d Texinfo; then
1883	echo "$ac_t""yes" 1>&6
1884	enable_texinfo=yes
1885	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texinfo"
1886	TEXI2DVI=${bindir}/texi2dvi
1887	MAKEINFO="${bindir}/makeinfo --force"
1888	TEXINDEX=${bindir}/texindex
1889	else
1890	echo "$ac_t""no" 1>&6
1891	echo "configure: warning: Building of doc might fail. Need Texinfo" 1>&2
1892	enable_texinfo=no
1893	TEXI2DVI=texi2dvi
1894	MAKEINFO=makeinfo
1895	TEXINDEX=${bindir}/texindex
1896	fi
1897
1898
1899
1900
1901
1902	echo $ac_n "checking whether to configure and build gmp lib""... $ac_c" 1>&6
1903	echo "configure:1904: checking whether to configure and build gmp lib" >&5
1904	if test "$enable_gmp" != yes && test "$enable_gmp" != no; then
1905	if test "$ac_gmp_ok" != yes && test -d gmp; then
1906	echo "$ac_t""yes" 1>&6
1907	enable_gmp=yes
1908	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
1909	ac_configure_args="$ac_configure_args --enable-gmp"
1910	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
1911	else
1912	echo "$ac_t""no" 1>&6
1913	enable_gmp=no
1914	fi
1915	elif test "$enable_gmp" = yes; then
1916	if test ! -d gmp; then
1917	echo "$ac_t""no" 1>&6
1918	{ echo "configure: error: Can not find gmp subdir" 1>&2; exit 1; }
1919	else
1920	echo "$ac_t""yes" 1>&6
1921	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
1922	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
1923	fi
1924	else
1925	echo "$ac_t""no" 1>&6
1926	fi
1927
1928	echo $ac_n "checking whether to configure and build smallgmp lib""... $ac_c" 1>&6
1929	echo "configure:1930: checking whether to configure and build smallgmp lib" >&5
1930	if test "$enable_smallgmp" != yes && test "$enable_smallgmp" != no; then
1931	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
1932	test "$enable_gmp" != yes && test -d smallgmp; then
1933	echo "$ac_t""yes" 1>&6
1934	enable_smallgmp=yes
1935	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
1936	ac_configure_args="$ac_configure_args --enable-smallgmp --enable-gmp"
1937	else
1938	echo "$ac_t""no" 1>&6
1939	enable_smallgmp=no
1940	fi
1941	elif test "$enable_smallgmp" = yes; then
1942	if test ! -d smallgmp; then
1943	echo "$ac_t""no" 1>&6
1944	{ echo "configure: error: Can not find smallgmp subdir" 1>&2; exit 1; }
1945	else
1946	echo "$ac_t""yes" 1>&6
1947	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
1948	if test "$ac_gmp_ok" != yes && test "$enable_gmp" != yes; then
1949	ac_configure_args="$ac_configure_args --enable-gmp"
1950	fi
1951	fi
1952	else
1953	echo "$ac_t""${enable_smallgmp}" 1>&6
1954	fi
1955
1956	# Check whether we have at least one of smallgmp or gmp
1957	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
1958	test "$enable_smallgmp" != yes && test "$enable_gmp" != yes; then
1959	{ echo "configure: error: can neither find nor built gmp or smallgmp" 1>&2; exit 1; }
1960	fi
1961
1962	# Check whether we need to cheat subsequent configures with --enable-gmp
1963	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes; then
1964	ac_configure_args="$ac_configure_args --enable-gmp"
1965	fi
1966
1967	echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
1968	echo "configure:1969: checking whether to configure and build MP lib" >&5
1969	if test "$enable_MP" != yes && test "$enable_MP" != no; then
1970	if test "$with_MP" != no && test "$ac_MP_ok" != yes && test -d MP && \
1971	(test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes); then
1972	echo "$ac_t""yes" 1>&6
1973	enable_MP=yes
1974	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
1975	ac_configure_args="$ac_configure_args --enable-MP"
1976	else
1977	echo "$ac_t""no" 1>&6
1978	enable_MP=no
1979	fi
1980	elif test "$enable_MP" = yes; then
1981	if test ! -d MP; then
1982	echo "$ac_t""no" 1>&6
1983	{ echo "configure: error: can not build MP without MP directory" 1>&2; exit 1; }
1984	fi
1985	if test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
1986	echo "$ac_t""yes" 1>&6
1987	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
1988	else
1989	echo "$ac_t""no" 1>&6
1990	{ echo "configure: error: can not build MP without gmp" 1>&2; exit 1; }
1991	fi
1992	else
1993	echo "$ac_t""no" 1>&6
1994	fi
1995
1996	echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
1997	echo "configure:1998: checking whether to configure and build factory lib" >&5
1998	if test "$enable_factory" != yes && test "$enable_factory" != no; then
1999	if test "$with_factory" != no && test "$ac_factory_ok" != yes && \
2000	test -d factory; then
2001	enable_factory=yes
2002	echo "$ac_t""yes" 1>&6
2003	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2004	ac_configure_args="$ac_configure_args --enable-factory"
2005	else
2006	enable_factory=no
2007	echo "$ac_t""no" 1>&6
2008	fi
2009	elif test "$enable_factory" = yes; then
2010	if test -d factory; then
2011	echo "$ac_t""yes" 1>&6
2012	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2013	else
2014	echo "$ac_t""no" 1>&6
2015	{ echo "configure: error: can not build factory without factory directory" 1>&2; exit 1; }
2016	fi
2017	else
2018	echo "$ac_t""no" 1>&6
2019	fi
2020
2021	echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
2022	echo "configure:2023: checking whether to configure and build libfac lib" >&5
2023	if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
2024	if test "$with_libfac" != no && test "$ac_libfac_ok" != yes && \
2025	test -d libfac && \
2026	(test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes); then
2027	enable_libfac=yes
2028	echo "$ac_t""yes" 1>&6
2029	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2030	ac_configure_args="$ac_configure_args --enable-libfac"
2031	else
2032	enable_libfac=no
2033	echo "$ac_t""no" 1>&6
2034	fi
2035	elif test "$enable_libfac" = yes; then
2036	if test ! -d libfac; then
2037	echo "$ac_t""no" 1>&6
2038	{ echo "configure: error: can not build libfac without libfac directory" 1>&2; exit 1; }
2039	fi
2040	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2041	echo "$ac_t""yes" 1>&6
2042	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2043	else
2044	echo "$ac_t""no" 1>&6
2045	{ echo "configure: error: Can not build libfac without factory" 1>&2; exit 1; }
2046	fi
2047	else
2048	echo "$ac_t""no" 1>&6
2049	fi
2050
2051	echo $ac_n "checking whether to configure and build sgroup lib""... $ac_c" 1>&6
2052	echo "configure:2053: checking whether to configure and build sgroup lib" >&5
2053	if test "$enable_sgroup" != yes && test "$enable_sgroup" != no; then
2054	if test "$with_sgroup" != no && test "$ac_sgroup_ok" != yes && \
2055	test -d sgroup && \
2056	(test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes); then
2057	enable_sgroup=yes
2058	echo "$ac_t""yes" 1>&6
2059	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
2060	ac_configure_args="$ac_configure_args --enable-sgroup"
2061	else
2062	enable_sgroup=no
2063	echo "$ac_t""no" 1>&6
2064	fi
2065	elif test "$enable_sgroup" = yes; then
2066	if test ! -d sgroup; then
2067	echo "$ac_t""no" 1>&6
2068	{ echo "configure: error: can not build sgroup without sgroup directory" 1>&2; exit 1; }
2069	fi
2070	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2071	echo "$ac_t""yes" 1>&6
2072	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
2073	else
2074	echo "$ac_t""no" 1>&6
2075	{ echo "configure: error: Can not build sgroup without MP" 1>&2; exit 1; }
2076	fi
2077	else
2078	echo "$ac_t""no" 1>&6
2079	fi
2080
2081	echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
2082	echo "configure:2083: checking whether to configure and build Singular" >&5
2083	if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
2084	if test "$with_Singular" != no && test -d Singular; then
2085	enable_Singular=yes
2086	echo "$ac_t""yes" 1>&6
2087	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2088	ac_configure_args="$ac_configure_args --enable-Singular"
2089	else
2090	enable_Singular=no
2091	echo "$ac_t""no" 1>&6
2092	fi
2093	elif test "$enable_Singular" = yes; then
2094	if test -d Singular; then
2095	echo "$ac_t""yes" 1>&6
2096	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2097	else
2098	echo "$ac_t""no" 1>&6
2099	{ echo "configure: error: can not build Singular without Singular directory" 1>&2; exit 1; }
2100	fi
2101	else
2102	echo "$ac_t""no" 1>&6
2103	fi
2104
2105
2106	echo $ac_n "checking which apint package to use""... $ac_c" 1>&6
2107	echo "configure:2108: checking which apint package to use" >&5
2108	if test "$with_apint" = gmp; then
2109	if test "$ac_gmp_ok" = yes \|\| test "$enable_gmp" = yes; then
2110	echo "$ac_t""gmp" 1>&6
2111	else
2112	echo "$ac_t""none" 1>&6
2113	{ echo "configure: error: can not use with gmp without finding or building it" 1>&2; exit 1; }
2114	fi
2115	elif test "$with_apint" = smallgmp; then
2116	if test "$ac_smallgmp_ok" = yes \|\| test "$enable_smallgmp" = yes; then
2117	echo "$ac_t""smallgmp" 1>&6
2118	else
2119	echo "$ac_t""none" 1>&6
2120	{ echo "configure: error: can not use with smallgmp without finding or building it" 1>&2; exit 1; }
2121	fi
2122	elif test "$ac_gmp_ok" = yes \|\| test "$enable_gmp"; then
2123	echo "$ac_t""gmp" 1>&6
2124	ac_configure_args="$ac_configure_args --with-apint=gmp"
2125	else
2126	echo "$ac_t""smallgmp" 1>&6
2127	ac_configure_args="$ac_configure_args --with-apint=smallgmp"
2128	fi
2129
2130	echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
2131	echo "configure:2132: checking whether to use with MP" >&5
2132	if test "$with_MP" = yes; then
2133	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2134	echo "$ac_t""yes" 1>&6
2135	else
2136	echo "$ac_t""none" 1>&6
2137	{ echo "configure: error: can not use with MP without finding or building it" 1>&2; exit 1; }
2138	fi
2139	elif test "$with_MP" = no; then
2140	echo "$ac_t""no" 1>&6
2141	elif test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2142	echo "$ac_t""yes" 1>&6
2143	ac_configure_args="$ac_configure_args --with-MP"
2144	else
2145	echo "$ac_t""no" 1>&6
2146	ac_configure_args="$ac_configure_args --without-MP"
2147	fi
2148
2149	echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
2150	echo "configure:2151: checking whether to use with factory" >&5
2151	if test "$with_factory" = yes; then
2152	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2153	echo "$ac_t""yes" 1>&6
2154	else
2155	echo "$ac_t""none" 1>&6
2156	{ echo "configure: error: can not use with factory without finding or building it" 1>&2; exit 1; }
2157	fi
2158	elif test "$with_factory" = no; then
2159	echo "$ac_t""no" 1>&6
2160	elif test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2161	echo "$ac_t""yes" 1>&6
2162	ac_configure_args="$ac_configure_args --with-factory"
2163	else
2164	echo "$ac_t""no" 1>&6
2165	ac_configure_args="$ac_configure_args --without-factory"
2166	fi
2167
2168	echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
2169	echo "configure:2170: checking whether to use with libfac" >&5
2170	if test "$with_libfac" = yes; then
2171	if test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2172	echo "$ac_t""yes" 1>&6
2173	else
2174	echo "$ac_t""none" 1>&6
2175	{ echo "configure: error: can not use with libfac without finding or building it" 1>&2; exit 1; }
2176	fi
2177	elif test "$with_libfac" = no; then
2178	echo "$ac_t""no" 1>&6
2179	elif test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2180	echo "$ac_t""yes" 1>&6
2181	ac_configure_args="$ac_configure_args --with-libfac"
2182	else
2183	echo "$ac_t""no" 1>&6
2184	ac_configure_args="$ac_configure_args --without-libfac"
2185	fi
2186
2187	echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
2188	echo "configure:2189: checking whether to use with Singular" >&5
2189	if test "$with_Singular" != no && test "$with_Singular" != yes; then
2190	if test "$enable_Singular" = yes; then
2191	with_Singular=yes
2192	else
2193	with_Singular=no
2194	fi
2195	ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
2196	fi
2197
2198	if test "$with_Singular" != no; then
2199	echo "$ac_t""yes" 1>&6
2200	else
2201	echo "$ac_t""no" 1>&6
2202	fi
2203
2204
2205	SUBDIRS=""
2206	if test -d doc; then
2207	SUBDIRS="$SUBDIRS doc"
2208	fi
2209	if test -d smallgmp; then
2210	SUBDIRS="$SUBDIRS smallgmp"
2211	fi
2212	if test -d gmp; then
2213	SUBDIRS="$SUBDIRS gmp"
2214	fi
2215	if test -d MP; then
2216	SUBDIRS="$SUBDIRS MP"
2217	fi
2218	if test -d factory; then
2219	SUBDIRS="$SUBDIRS factory"
2220	fi
2221	if test -d libfac; then
2222	SUBDIRS="$SUBDIRS libfac"
2223	fi
2224	if test -d sgroup; then
2225	SUBDIRS="$SUBDIRS sgroup"
2226	fi
2227	if test -d Singular; then
2228	SUBDIRS="$SUBDIRS Singular"
2229	fi
2230	if test -d rpm; then
2231	SUBDIRS="$SUBDIRS rpm"
2232	fi
2233	if test -d mpr; then
2234	CONFIG_SUBDIRS="$CONFIG_SUBDIRS mpr"
2235	SUBDIRS="$SUBDIRS mpr"
2236	fi
2237
2238
2239	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
2240	echo "configure:2241: checking whether ${MAKE-make} sets \${MAKE}" >&5
2241	set dummy ${MAKE-make}; ac_make=`echo "$2" \| sed 'y%./+-%__p_%'`
2242	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
2243	echo $ac_n "(cached) $ac_c" 1>&6
2244	else
2245	cat > conftestmake <<\EOF
2246	all:
2247	@echo 'ac_maketemp="${MAKE}"'
2248	EOF
2249	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2250	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
2251	if test -n "$ac_maketemp"; then
2252	eval ac_cv_prog_make_${ac_make}_set=yes
2253	else
2254	eval ac_cv_prog_make_${ac_make}_set=no
2255	fi
2256	rm -f conftestmake
2257	fi
2258	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
2259	echo "$ac_t""yes" 1>&6
2260	SET_MAKE=
2261	else
2262	echo "$ac_t""no" 1>&6
2263	SET_MAKE="MAKE=${MAKE-make}"
2264	fi
2265
2266
2267
2268	ac_aux_dir=
2269	for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
2270	if test -f $ac_dir/install-sh; then
2271	ac_aux_dir=$ac_dir
2272	ac_install_sh="$ac_aux_dir/install-sh -c"
2273	break
2274	elif test -f $ac_dir/install.sh; then
2275	ac_aux_dir=$ac_dir
2276	ac_install_sh="$ac_aux_dir/install.sh -c"
2277	break
2278	fi
2279	done
2280	if test -z "$ac_aux_dir"; then
2281	{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
2282	fi
2283	ac_config_guess=$ac_aux_dir/config.guess
2284	ac_config_sub=$ac_aux_dir/config.sub
2285	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
2286
2287	subdirs="$CONFIG_SUBDIRS"
2288
2289
2290	trap '' 1 2 15
2291	cat > confcache <<\EOF
2292	# This file is a shell script that caches the results of configure
2293	# tests run on this system so they can be shared between configure
2294	# scripts and configure runs. It is not useful on other systems.
2295	# If it contains results you don't want to keep, you may remove or edit it.
2296	#
2297	# By default, configure uses ./config.cache as the cache file,
2298	# creating it if it does not exist already. You can give configure
2299	# the --cache-file=FILE option to use a different cache file; that is
2300	# what configure does when it calls configure scripts in
2301	# subdirectories, so they share the cache.
2302	# Giving --cache-file=/dev/null disables caching, for debugging configure.
2303	# config.status only pays attention to the cache file if you give it the
2304	# --recheck option to rerun configure.
2305	#
2306	EOF
2307	# The following way of writing the cache mishandles newlines in values,
2308	# but we know of no workaround that is simple, portable, and efficient.
2309	# So, don't put newlines in cache variables' values.
2310	# Ultrix sh set writes to stderr and can't be redirected directly,
2311	# and sets the high bit in the cache file unless we assign to the vars.
2312	(set) 2>&1 \|
2313	case `(ac_space=' '; set \| grep ac_space) 2>&1` in
2314	ac_space=\ )
2315	# `set' does not quote correctly, so add quotes (double-quote substitution
2316	# turns \\\\ into \\, and sed turns \\ into \).
2317	sed -n \
2318	-e "s/'/'\\\\''/g" \
2319	-e "s/^\$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]\$=\$.*\$/\\1=\${\\1='\\2'}/p"
2320	;;
2321	*)
2322	# `set' quotes correctly as required by POSIX, so do not add quotes.
2323	sed -n -e 's/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=${\1=\2}/p'
2324	;;
2325	esac >> confcache
2326	if cmp -s $cache_file confcache; then
2327	:
2328	else
2329	if test -w $cache_file; then
2330	echo "updating cache $cache_file"
2331	cat confcache > $cache_file
2332	else
2333	echo "not updating unwritable cache $cache_file"
2334	fi
2335	fi
2336	rm -f confcache
2337
2338	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
2339
2340	test "x$prefix" = xNONE && prefix=$ac_default_prefix
2341	# Let make expand exec_prefix.
2342	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2343
2344	# Any assignment to VPATH causes Sun make to only execute
2345	# the first set of double-colon rules, so remove it if not needed.
2346	# If there is a colon in the path, we need to keep it.
2347	if test "x$srcdir" = x.; then
2348	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
2349	fi
2350
2351	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
2352
2353	# Transform confdefs.h into DEFS.
2354	# Protect against shell expansion while executing Makefile rules.
2355	# Protect against Makefile macro expansion.
2356	cat > conftest.defs <<\EOF
2357	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
2358	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
2359	s%\[%\\&%g
2360	s%\]%\\&%g
2361	s%\$%$$%g
2362	EOF
2363	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
2364	rm -f conftest.defs
2365
2366
2367	# Without the "./", some shells look in PATH for config.status.
2368	: ${CONFIG_STATUS=./config.status}
2369
2370	echo creating $CONFIG_STATUS
2371	rm -f $CONFIG_STATUS
2372	cat > $CONFIG_STATUS <<EOF
2373	#! /bin/sh
2374	# Generated automatically by configure.
2375	# Run this file to recreate the current configuration.
2376	# This directory was configured as follows,
2377	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
2378	#
2379	# $0 $ac_configure_args
2380	#
2381	# Compiler output produced by configure, useful for debugging
2382	# configure, is in ./config.log if it exists.
2383
2384	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
2385	for ac_option
2386	do
2387	case "\$ac_option" in
2388	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
2389	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
2390	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
2391	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
2392	echo "$CONFIG_STATUS generated by autoconf version 2.13"
2393	exit 0 ;;
2394	-help \| --help \| --hel \| --he \| --h)
2395	echo "\$ac_cs_usage"; exit 0 ;;
2396	*) echo "\$ac_cs_usage"; exit 1 ;;
2397	esac
2398	done
2399
2400	ac_given_srcdir=$srcdir
2401
2402	trap 'rm -fr `echo "${OUTPUT_MAKEFILES}" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
2403	EOF
2404	cat >> $CONFIG_STATUS <<EOF
2405
2406	# Protect against being on the right side of a sed subst in config.status.
2407	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
2408	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
2409	$ac_vpsub
2410	$extrasub
2411	s%@SHELL@%$SHELL%g
2412	s%@CFLAGS@%$CFLAGS%g
2413	s%@CPPFLAGS@%$CPPFLAGS%g
2414	s%@CXXFLAGS@%$CXXFLAGS%g
2415	s%@FFLAGS@%$FFLAGS%g
2416	s%@DEFS@%$DEFS%g
2417	s%@LDFLAGS@%$LDFLAGS%g
2418	s%@LIBS@%$LIBS%g
2419	s%@exec_prefix@%$exec_prefix%g
2420	s%@prefix@%$prefix%g
2421	s%@program_transform_name@%$program_transform_name%g
2422	s%@bindir@%$bindir%g
2423	s%@sbindir@%$sbindir%g
2424	s%@libexecdir@%$libexecdir%g
2425	s%@datadir@%$datadir%g
2426	s%@sysconfdir@%$sysconfdir%g
2427	s%@sharedstatedir@%$sharedstatedir%g
2428	s%@localstatedir@%$localstatedir%g
2429	s%@libdir@%$libdir%g
2430	s%@includedir@%$includedir%g
2431	s%@oldincludedir@%$oldincludedir%g
2432	s%@infodir@%$infodir%g
2433	s%@mandir@%$mandir%g
2434	s%@SINGUNAME@%$SINGUNAME%g
2435	s%@SINGULAR_VERSION@%$SINGULAR_VERSION%g
2436	s%@VERSION_DATE@%$VERSION_DATE%g
2437	s%@SINGULAR_SHORT_VERSION@%$SINGULAR_SHORT_VERSION%g
2438	s%@CC@%$CC%g
2439	s%@CPP@%$CPP%g
2440	s%@PERL@%$PERL%g
2441	s%@LATEX2HTML@%$LATEX2HTML%g
2442	s%@LN_S@%$LN_S%g
2443	s%@TEXI2HTML@%$TEXI2HTML%g
2444	s%@TEXI2HTML_OPTS@%$TEXI2HTML_OPTS%g
2445	s%@SINGULAR@%$SINGULAR%g
2446	s%@TMP_DIR@%$TMP_DIR%g
2447	s%@PERL5@%$PERL5%g
2448	s%@TEXI2DVI@%$TEXI2DVI%g
2449	s%@MAKEINFO@%$MAKEINFO%g
2450	s%@TEXINDEX@%$TEXINDEX%g
2451	s%@SET_MAKE@%$SET_MAKE%g
2452	s%@SUBDIRS@%$SUBDIRS%g
2453	s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
2454	s%@subdirs@%$subdirs%g
2455
2456	CEOF
2457	EOF
2458
2459	cat >> $CONFIG_STATUS <<\EOF
2460
2461	# Split the substitutions into bite-sized pieces for seds with
2462	# small command number limits, like on Digital OSF/1 and HP-UX.
2463	ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
2464	ac_file=1 # Number of current file.
2465	ac_beg=1 # First line for current file.
2466	ac_end=$ac_max_sed_cmds # Line after last line for current file.
2467	ac_more_lines=:
2468	ac_sed_cmds=""
2469	while $ac_more_lines; do
2470	if test $ac_beg -gt 1; then
2471	sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
2472	else
2473	sed "${ac_end}q" conftest.subs > conftest.s$ac_file
2474	fi
2475	if test ! -s conftest.s$ac_file; then
2476	ac_more_lines=false
2477	rm -f conftest.s$ac_file
2478	else
2479	if test -z "$ac_sed_cmds"; then
2480	ac_sed_cmds="sed -f conftest.s$ac_file"
2481	else
2482	ac_sed_cmds="$ac_sed_cmds \| sed -f conftest.s$ac_file"
2483	fi
2484	ac_file=`expr $ac_file + 1`
2485	ac_beg=$ac_end
2486	ac_end=`expr $ac_end + $ac_max_sed_cmds`
2487	fi
2488	done
2489	if test -z "$ac_sed_cmds"; then
2490	ac_sed_cmds=cat
2491	fi
2492	EOF
2493
2494	cat >> $CONFIG_STATUS <<EOF
2495
2496	CONFIG_FILES=\${CONFIG_FILES-"${OUTPUT_MAKEFILES}"}
2497	EOF
2498	cat >> $CONFIG_STATUS <<\EOF
2499	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
2500	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
2501	case "$ac_file" in
2502	:) ac_file_in=`echo "$ac_file"\|sed 's%[^:]*:%%'`
2503	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
2504	*) ac_file_in="${ac_file}.in" ;;
2505	esac
2506
2507	# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
2508
2509	# Remove last slash and all that follows it. Not all systems have dirname.
2510	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
2511	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
2512	# The file is in a subdirectory.
2513	test ! -d "$ac_dir" && mkdir "$ac_dir"
2514	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
2515	# A "../" for each directory in $ac_dir_suffix.
2516	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
2517	else
2518	ac_dir_suffix= ac_dots=
2519	fi
2520
2521	case "$ac_given_srcdir" in
2522	.) srcdir=.
2523	if test -z "$ac_dots"; then top_srcdir=.
2524	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
2525	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
2526	*) # Relative path.
2527	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
2528	top_srcdir="$ac_dots$ac_given_srcdir" ;;
2529	esac
2530
2531
2532	echo creating "$ac_file"
2533	rm -f "$ac_file"
2534	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
2535	case "$ac_file" in
2536	Makefile) ac_comsub="1i\\
2537	# $configure_input" ;;
2538	*) ac_comsub= ;;
2539	esac
2540
2541	ac_file_inputs=`echo $ac_file_in\|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
2542	sed -e "$ac_comsub
2543	s%@configure_input@%$configure_input%g
2544	s%@srcdir@%$srcdir%g
2545	s%@top_srcdir@%$top_srcdir%g
2546	" $ac_file_inputs \| (eval "$ac_sed_cmds") > $ac_file
2547	fi; done
2548	rm -f conftest.s*
2549
2550	EOF
2551	cat >> $CONFIG_STATUS <<EOF
2552
2553	EOF
2554	cat >> $CONFIG_STATUS <<\EOF
2555
2556	exit 0
2557	EOF
2558	chmod +x $CONFIG_STATUS
2559	rm -fr confdefs* $ac_clean_files
2560	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
2561
2562	if test "$no_recursion" != yes; then
2563
2564	# Remove --cache-file and --srcdir arguments so they do not pile up.
2565	ac_sub_configure_args=
2566	ac_prev=
2567	for ac_arg in $ac_configure_args; do
2568	if test -n "$ac_prev"; then
2569	ac_prev=
2570	continue
2571	fi
2572	case "$ac_arg" in
2573	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
2574	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
2575	ac_prev=cache_file ;;
2576	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
2577	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
2578	;;
2579	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
2580	ac_prev=srcdir ;;
2581	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
2582	;;
2583	*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
2584	esac
2585	done
2586
2587	for ac_config_dir in $CONFIG_SUBDIRS; do
2588
2589	# Do not complain, so a configure script can configure whichever
2590	# parts of a large source tree are present.
2591	if test ! -d $srcdir/$ac_config_dir; then
2592	continue
2593	fi
2594
2595	echo configuring in $ac_config_dir
2596
2597	case "$srcdir" in
2598	.) ;;
2599	*)
2600	if test -d ./$ac_config_dir \|\| mkdir ./$ac_config_dir; then :;
2601	else
2602	{ echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
2603	fi
2604	;;
2605	esac
2606
2607	ac_popdir=`pwd`
2608	cd $ac_config_dir
2609
2610	# A "../" for each directory in /$ac_config_dir.
2611	ac_dots=`echo $ac_config_dir\|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
2612
2613	case "$srcdir" in
2614	.) # No --srcdir option. We are building in place.
2615	ac_sub_srcdir=$srcdir ;;
2616	/*) # Absolute path.
2617	ac_sub_srcdir=$srcdir/$ac_config_dir ;;
2618	*) # Relative path.
2619	ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
2620	esac
2621
2622	# Check for guested configure; otherwise get Cygnus style configure.
2623	if test -f $ac_sub_srcdir/configure; then
2624	ac_sub_configure=$ac_sub_srcdir/configure
2625	elif test -f $ac_sub_srcdir/configure.in; then
2626	ac_sub_configure=$ac_configure
2627	else
2628	echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
2629	ac_sub_configure=
2630	fi
2631
2632	# The recursion is here.
2633	if test -n "$ac_sub_configure"; then
2634
2635	# Make the cache file name correct relative to the subdirectory.
2636	case "$cache_file" in
2637	/*) ac_sub_cache_file=$cache_file ;;
2638	*) # Relative path.
2639	ac_sub_cache_file="$ac_dots$cache_file" ;;
2640	esac
2641
2642	echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
2643	# The eval makes quoting arguments work.
2644	if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
2645	then :
2646	else
2647	{ echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
2648	fi
2649	fi
2650
2651	cd $ac_popdir
2652	done
2653	fi
2654

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