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source: git/configure @ acfbb5a

spielwiese

Last change on this file since acfbb5a was f36635, checked in by Olaf Bachmann <obachman@…>, 25 years ago
* merged in changes from 1-2-3 git-svn-id: file:///usr/local/Singular/svn/trunk@3207 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 76.3 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 build PACKAGE
21	--disable-PACKAGE do not configure and 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	Singular CAS for Polynomial Computations"
42	ac_help="$ac_help
43	\
44	Texinfo Texinfo for info, texi2dvi, makeinfo"
45	ac_help="$ac_help
46	\
47	--with-PACKAGE use PACKAGE, provide dependent functionality
48	--without-PACKAGE do not use PACKAGE, disable dependent functionality
49	where PACKAGE can be:
50	MP Multi Protocol library"
51	ac_help="$ac_help
52	\
53	factory polynomial factorization library"
54	ac_help="$ac_help
55	\
56	libfac char set and modp poly factorization library"
57	ac_help="$ac_help
58	\
59	--with-apint=PACKAGE use PACKAGE for arbitary integer arithmetic
60	where PACKAGE can be gmp or smallgmp
61	All additional --enable and --with options are passed to subsequent calls
62	to configure of the packages to be built. See also configure --help in
63	these packages (resp. subdirs). "
64
65	# Initialize some variables set by options.
66	# The variables have the same names as the options, with
67	# dashes changed to underlines.
68	build=NONE
69	cache_file=./config.cache
70	exec_prefix=NONE
71	host=NONE
72	no_create=
73	nonopt=NONE
74	no_recursion=
75	prefix=NONE
76	program_prefix=NONE
77	program_suffix=NONE
78	program_transform_name=s,x,x,
79	silent=
80	site=
81	srcdir=
82	target=NONE
83	verbose=
84	x_includes=NONE
85	x_libraries=NONE
86	bindir='${exec_prefix}/bin'
87	sbindir='${exec_prefix}/sbin'
88	libexecdir='${exec_prefix}/libexec'
89	datadir='${prefix}/share'
90	sysconfdir='${prefix}/etc'
91	sharedstatedir='${prefix}/com'
92	localstatedir='${prefix}/var'
93	libdir='${exec_prefix}/lib'
94	includedir='${prefix}/include'
95	oldincludedir='/usr/include'
96	infodir='${prefix}/info'
97	mandir='${prefix}/man'
98
99	# Initialize some other variables.
100	subdirs=
101	MFLAGS= MAKEFLAGS=
102	SHELL=${CONFIG_SHELL-/bin/sh}
103	# Maximum number of lines to put in a shell here document.
104	ac_max_here_lines=12
105
106	ac_prev=
107	for ac_option
108	do
109
110	# If the previous option needs an argument, assign it.
111	if test -n "$ac_prev"; then
112	eval "$ac_prev=\$ac_option"
113	ac_prev=
114	continue
115	fi
116
117	case "$ac_option" in
118	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
119	*) ac_optarg= ;;
120	esac
121
122	# Accept the important Cygnus configure options, so we can diagnose typos.
123
124	case "$ac_option" in
125
126	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
127	ac_prev=bindir ;;
128	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
129	bindir="$ac_optarg" ;;
130
131	-build \| --build \| --buil \| --bui \| --bu)
132	ac_prev=build ;;
133	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
134	build="$ac_optarg" ;;
135
136	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
137	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
138	ac_prev=cache_file ;;
139	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
140	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
141	cache_file="$ac_optarg" ;;
142
143	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
144	ac_prev=datadir ;;
145	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
146	\| --da=*)
147	datadir="$ac_optarg" ;;
148
149	-disable-* \| --disable-*)
150	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
151	# Reject names that are not valid shell variable names.
152	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
153	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
154	fi
155	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
156	eval "enable_${ac_feature}=no" ;;
157
158	-enable-* \| --enable-*)
159	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
160	# Reject names that are not valid shell variable names.
161	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
162	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
163	fi
164	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
165	case "$ac_option" in
166	=) ;;
167	*) ac_optarg=yes ;;
168	esac
169	eval "enable_${ac_feature}='$ac_optarg'" ;;
170
171	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
172	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
173	\| --exec \| --exe \| --ex)
174	ac_prev=exec_prefix ;;
175	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
176	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
177	\| --exec=* \| --exe=* \| --ex=*)
178	exec_prefix="$ac_optarg" ;;
179
180	-gas \| --gas \| --ga \| --g)
181	# Obsolete; use --with-gas.
182	with_gas=yes ;;
183
184	-help \| --help \| --hel \| --he)
185	# Omit some internal or obsolete options to make the list less imposing.
186	# This message is too long to be a string in the A/UX 3.1 sh.
187	cat << EOF
188	Usage: configure [options] [host]
189	Options: [defaults in brackets after descriptions]
190	Configuration:
191	--cache-file=FILE cache test results in FILE
192	--help print this message
193	--no-create do not create output files
194	--quiet, --silent do not print \`checking...' messages
195	--version print the version of autoconf that created configure
196	Directory and file names:
197	--prefix=PREFIX install architecture-independent files in PREFIX
198	[$ac_default_prefix]
199	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
200	[same as prefix]
201	--bindir=DIR user executables in DIR [EPREFIX/bin]
202	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
203	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
204	--datadir=DIR read-only architecture-independent data in DIR
205	[PREFIX/share]
206	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
207	--sharedstatedir=DIR modifiable architecture-independent data in DIR
208	[PREFIX/com]
209	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
210	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
211	--includedir=DIR C header files in DIR [PREFIX/include]
212	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
213	--infodir=DIR info documentation in DIR [PREFIX/info]
214	--mandir=DIR man documentation in DIR [PREFIX/man]
215	--srcdir=DIR find the sources in DIR [configure dir or ..]
216	--program-prefix=PREFIX prepend PREFIX to installed program names
217	--program-suffix=SUFFIX append SUFFIX to installed program names
218	--program-transform-name=PROGRAM
219	run sed PROGRAM on installed program names
220	EOF
221	cat << EOF
222	Host type:
223	--build=BUILD configure for building on BUILD [BUILD=HOST]
224	--host=HOST configure for HOST [guessed]
225	--target=TARGET configure for TARGET [TARGET=HOST]
226	Features and packages:
227	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
228	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
229	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
230	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
231	--x-includes=DIR X include files are in DIR
232	--x-libraries=DIR X library files are in DIR
233	EOF
234	if test -n "$ac_help"; then
235	echo "--enable and --with options recognized:$ac_help"
236	fi
237	exit 0 ;;
238
239	-host \| --host \| --hos \| --ho)
240	ac_prev=host ;;
241	-host=* \| --host=* \| --hos=* \| --ho=*)
242	host="$ac_optarg" ;;
243
244	-includedir \| --includedir \| --includedi \| --included \| --include \
245	\| --includ \| --inclu \| --incl \| --inc)
246	ac_prev=includedir ;;
247	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
248	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
249	includedir="$ac_optarg" ;;
250
251	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
252	ac_prev=infodir ;;
253	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
254	infodir="$ac_optarg" ;;
255
256	-libdir \| --libdir \| --libdi \| --libd)
257	ac_prev=libdir ;;
258	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
259	libdir="$ac_optarg" ;;
260
261	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
262	\| --libexe \| --libex \| --libe)
263	ac_prev=libexecdir ;;
264	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
265	\| --libexe=* \| --libex=* \| --libe=*)
266	libexecdir="$ac_optarg" ;;
267
268	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
269	\| --localstate \| --localstat \| --localsta \| --localst \
270	\| --locals \| --local \| --loca \| --loc \| --lo)
271	ac_prev=localstatedir ;;
272	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
273	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
274	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
275	localstatedir="$ac_optarg" ;;
276
277	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
278	ac_prev=mandir ;;
279	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
280	mandir="$ac_optarg" ;;
281
282	-nfp \| --nfp \| --nf)
283	# Obsolete; use --without-fp.
284	with_fp=no ;;
285
286	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
287	\| --no-cr \| --no-c)
288	no_create=yes ;;
289
290	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
291	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
292	no_recursion=yes ;;
293
294	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
295	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
296	\| --oldin \| --oldi \| --old \| --ol \| --o)
297	ac_prev=oldincludedir ;;
298	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
299	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
300	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
301	oldincludedir="$ac_optarg" ;;
302
303	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
304	ac_prev=prefix ;;
305	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
306	prefix="$ac_optarg" ;;
307
308	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
309	\| --program-pre \| --program-pr \| --program-p)
310	ac_prev=program_prefix ;;
311	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
312	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
313	program_prefix="$ac_optarg" ;;
314
315	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
316	\| --program-suf \| --program-su \| --program-s)
317	ac_prev=program_suffix ;;
318	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
319	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
320	program_suffix="$ac_optarg" ;;
321
322	-program-transform-name \| --program-transform-name \
323	\| --program-transform-nam \| --program-transform-na \
324	\| --program-transform-n \| --program-transform- \
325	\| --program-transform \| --program-transfor \
326	\| --program-transfo \| --program-transf \
327	\| --program-trans \| --program-tran \
328	\| --progr-tra \| --program-tr \| --program-t)
329	ac_prev=program_transform_name ;;
330	-program-transform-name=* \| --program-transform-name=* \
331	\| --program-transform-nam=* \| --program-transform-na=* \
332	\| --program-transform-n=* \| --program-transform-=* \
333	\| --program-transform=* \| --program-transfor=* \
334	\| --program-transfo=* \| --program-transf=* \
335	\| --program-trans=* \| --program-tran=* \
336	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
337	program_transform_name="$ac_optarg" ;;
338
339	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
340	\| -silent \| --silent \| --silen \| --sile \| --sil)
341	silent=yes ;;
342
343	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
344	ac_prev=sbindir ;;
345	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
346	\| --sbi=* \| --sb=*)
347	sbindir="$ac_optarg" ;;
348
349	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
350	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
351	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
352	\| --sha \| --sh)
353	ac_prev=sharedstatedir ;;
354	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
355	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
356	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
357	\| --sha=* \| --sh=*)
358	sharedstatedir="$ac_optarg" ;;
359
360	-site \| --site \| --sit)
361	ac_prev=site ;;
362	-site=* \| --site=* \| --sit=*)
363	site="$ac_optarg" ;;
364
365	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
366	ac_prev=srcdir ;;
367	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
368	srcdir="$ac_optarg" ;;
369
370	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
371	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
372	ac_prev=sysconfdir ;;
373	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
374	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
375	sysconfdir="$ac_optarg" ;;
376
377	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
378	ac_prev=target ;;
379	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
380	target="$ac_optarg" ;;
381
382	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
383	verbose=yes ;;
384
385	-version \| --version \| --versio \| --versi \| --vers)
386	echo "configure generated by autoconf version 2.13"
387	exit 0 ;;
388
389	-with-* \| --with-*)
390	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
391	# Reject names that are not valid shell variable names.
392	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
393	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
394	fi
395	ac_package=`echo $ac_package\| sed 's/-/_/g'`
396	case "$ac_option" in
397	=) ;;
398	*) ac_optarg=yes ;;
399	esac
400	eval "with_${ac_package}='$ac_optarg'" ;;
401
402	-without-* \| --without-*)
403	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
404	# Reject names that are not valid shell variable names.
405	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
406	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
407	fi
408	ac_package=`echo $ac_package\| sed 's/-/_/g'`
409	eval "with_${ac_package}=no" ;;
410
411	--x)
412	# Obsolete; use --with-x.
413	with_x=yes ;;
414
415	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
416	\| --x-incl \| --x-inc \| --x-in \| --x-i)
417	ac_prev=x_includes ;;
418	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
419	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
420	x_includes="$ac_optarg" ;;
421
422	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
423	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
424	ac_prev=x_libraries ;;
425	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
426	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
427	x_libraries="$ac_optarg" ;;
428
429	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
430	;;
431
432	*)
433	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
434	echo "configure: warning: $ac_option: invalid host type" 1>&2
435	fi
436	if test "x$nonopt" != xNONE; then
437	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
438	fi
439	nonopt="$ac_option"
440	;;
441
442	esac
443	done
444
445	if test -n "$ac_prev"; then
446	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
447	fi
448
449	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
450
451	# File descriptor usage:
452	# 0 standard input
453	# 1 file creation
454	# 2 errors and warnings
455	# 3 some systems may open it to /dev/tty
456	# 4 used on the Kubota Titan
457	# 6 checking for... messages and results
458	# 5 compiler messages saved in config.log
459	if test "$silent" = yes; then
460	exec 6>/dev/null
461	else
462	exec 6>&1
463	fi
464	exec 5>./config.log
465
466	echo "\
467	This file contains any messages produced by compilers while
468	running configure, to aid debugging if configure makes a mistake.
469	" 1>&5
470
471	# Strip out --no-create and --no-recursion so they do not pile up.
472	# Also quote any args containing shell metacharacters.
473	ac_configure_args=
474	for ac_arg
475	do
476	case "$ac_arg" in
477	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
478	\| --no-cr \| --no-c) ;;
479	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
480	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
481	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
482	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
483	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
484	esac
485	done
486
487	# NLS nuisances.
488	# Only set these to C if already set. These must not be set unconditionally
489	# because not all systems understand e.g. LANG=C (notably SCO).
490	# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
491	# Non-C LC_CTYPE values break the ctype check.
492	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
493	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
494	if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
495	if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
496
497	# confdefs.h avoids OS command line length limits that DEFS can exceed.
498	rm -rf conftest* confdefs.h
499	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
500	echo > confdefs.h
501
502	# A filename unique to this package, relative to the directory that
503	# configure is in, which we can look for to find out if srcdir is correct.
504	ac_unique_file=Singular/matpol.h
505
506	# Find the source files, if location was not specified.
507	if test -z "$srcdir"; then
508	ac_srcdir_defaulted=yes
509	# Try the directory containing this script, then its parent.
510	ac_prog=$0
511	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
512	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
513	srcdir=$ac_confdir
514	if test ! -r $srcdir/$ac_unique_file; then
515	srcdir=..
516	fi
517	else
518	ac_srcdir_defaulted=no
519	fi
520	if test ! -r $srcdir/$ac_unique_file; then
521	if test "$ac_srcdir_defaulted" = yes; then
522	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
523	else
524	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
525	fi
526	fi
527	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
528
529	# Prefer explicitly selected file to automatically selected ones.
530	if test -z "$CONFIG_SITE"; then
531	if test "x$prefix" != xNONE; then
532	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
533	else
534	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
535	fi
536	fi
537	for ac_site_file in $CONFIG_SITE; do
538	if test -r "$ac_site_file"; then
539	echo "loading site script $ac_site_file"
540	. "$ac_site_file"
541	fi
542	done
543
544	if test -r "$cache_file"; then
545	echo "loading cache $cache_file"
546	. $cache_file
547	else
548	echo "creating cache $cache_file"
549	> $cache_file
550	fi
551
552	ac_ext=c
553	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
554	ac_cpp='$CPP $CPPFLAGS'
555	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
556	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
557	cross_compiling=$ac_cv_prog_cc_cross
558
559	ac_exeext=
560	ac_objext=o
561	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
562	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
563	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
564	ac_n= ac_c='
565	' ac_t=' '
566	else
567	ac_n=-n ac_c= ac_t=
568	fi
569	else
570	ac_n= ac_c='\c' ac_t=
571	fi
572
573
574
575	OUTPUT_MAKEFILES="Makefile doc/Makefile doc/version.texi"
576	if test -d "mpr"; then
577	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" mpr/Makefile"
578	fi
579	if test -d "rpm"; then
580	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/Makefile"
581	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" rpm/rpmrc rpm/Singular.spec"
582	fi
583	if test -d "modules"; then
584	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/Makefile"
585	fi
586	if test -d "modules/tools"; then
587	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" modules/tools/Makefile"
588	fi
589
590	echo $ac_n "checking uname for singular""... $ac_c" 1>&6
591	echo "configure:592: checking uname for singular" >&5
592	if eval "test \"`echo '$''{'ac_cv_singuname'+set}'`\" = set"; then
593	echo $ac_n "(cached) $ac_c" 1>&6
594	else
595	ac_cv_singuname="unknown"
596	if test -r "singuname.sh"; then
597	if (/bin/sh singuname.sh >/dev/null 2>&1) then
598	ac_cv_singuname=`/bin/sh singuname.sh`
599	fi
600	fi
601
602	fi
603
604	echo "$ac_t""$ac_cv_singuname" 1>&6
605	if test "$ac_cv_singuname" = unknown; then
606	{ echo "configure: error: Unknown architecture: Check singuname.sh" 1>&2; exit 1; }
607	else
608	SINGUNAME=$ac_cv_singuname
609
610	fi
611
612	VERSION_SEP="-"
613
614	# make them to env variables
615	# pass them indirectly to subsequent configures
616	SINGULAR_MAJOR_VERSION=1
617	SINGULAR_MINOR_VERSION=3
618	SINGULAR_SUB_VERSION=3
619	SINGULAR_SHORT_VERSION="${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}"
620	SINGULAR_VERSION="${SINGULAR_SHORT_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}"
621	VERSION_DATE="February 1999"
622
623	export SINGULAR_MINOR_VERSION
624	export SINGULAR_MAJOR_VERSION
625	export SINGULAR_SUB_VERSION
626	export SINGULAR_VERSION
627	export VERSION_DATE
628
629
630
631
632
633	# Extract the first word of "gcc", so it can be a program name with args.
634	set dummy gcc; ac_word=$2
635	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
636	echo "configure:637: checking for $ac_word" >&5
637	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
638	echo $ac_n "(cached) $ac_c" 1>&6
639	else
640	if test -n "$CC"; then
641	ac_cv_prog_CC="$CC" # Let the user override the test.
642	else
643	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
644	ac_dummy="$PATH"
645	for ac_dir in $ac_dummy; do
646	test -z "$ac_dir" && ac_dir=.
647	if test -f $ac_dir/$ac_word; then
648	ac_cv_prog_CC="gcc"
649	break
650	fi
651	done
652	IFS="$ac_save_ifs"
653	fi
654	fi
655	CC="$ac_cv_prog_CC"
656	if test -n "$CC"; then
657	echo "$ac_t""$CC" 1>&6
658	else
659	echo "$ac_t""no" 1>&6
660	fi
661
662	if test -z "$CC"; then
663	# Extract the first word of "cc", so it can be a program name with args.
664	set dummy cc; ac_word=$2
665	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
666	echo "configure:667: checking for $ac_word" >&5
667	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
668	echo $ac_n "(cached) $ac_c" 1>&6
669	else
670	if test -n "$CC"; then
671	ac_cv_prog_CC="$CC" # Let the user override the test.
672	else
673	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
674	ac_prog_rejected=no
675	ac_dummy="$PATH"
676	for ac_dir in $ac_dummy; do
677	test -z "$ac_dir" && ac_dir=.
678	if test -f $ac_dir/$ac_word; then
679	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
680	ac_prog_rejected=yes
681	continue
682	fi
683	ac_cv_prog_CC="cc"
684	break
685	fi
686	done
687	IFS="$ac_save_ifs"
688	if test $ac_prog_rejected = yes; then
689	# We found a bogon in the path, so make sure we never use it.
690	set dummy $ac_cv_prog_CC
691	shift
692	if test $# -gt 0; then
693	# We chose a different compiler from the bogus one.
694	# However, it has the same basename, so the bogon will be chosen
695	# first if we set CC to just the basename; use the full file name.
696	shift
697	set dummy "$ac_dir/$ac_word" "$@"
698	shift
699	ac_cv_prog_CC="$@"
700	fi
701	fi
702	fi
703	fi
704	CC="$ac_cv_prog_CC"
705	if test -n "$CC"; then
706	echo "$ac_t""$CC" 1>&6
707	else
708	echo "$ac_t""no" 1>&6
709	fi
710
711	if test -z "$CC"; then
712	case "`uname -s`" in
713	win32 \| WIN32)
714	# Extract the first word of "cl", so it can be a program name with args.
715	set dummy cl; ac_word=$2
716	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
717	echo "configure:718: checking for $ac_word" >&5
718	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
719	echo $ac_n "(cached) $ac_c" 1>&6
720	else
721	if test -n "$CC"; then
722	ac_cv_prog_CC="$CC" # Let the user override the test.
723	else
724	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
725	ac_dummy="$PATH"
726	for ac_dir in $ac_dummy; do
727	test -z "$ac_dir" && ac_dir=.
728	if test -f $ac_dir/$ac_word; then
729	ac_cv_prog_CC="cl"
730	break
731	fi
732	done
733	IFS="$ac_save_ifs"
734	fi
735	fi
736	CC="$ac_cv_prog_CC"
737	if test -n "$CC"; then
738	echo "$ac_t""$CC" 1>&6
739	else
740	echo "$ac_t""no" 1>&6
741	fi
742	;;
743	esac
744	fi
745	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
746	fi
747
748	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
749	echo "configure:750: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
750
751	ac_ext=c
752	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
753	ac_cpp='$CPP $CPPFLAGS'
754	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
755	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
756	cross_compiling=$ac_cv_prog_cc_cross
757
758	cat > conftest.$ac_ext << EOF
759
760	#line 761 "configure"
761	#include "confdefs.h"
762
763	main(){return(0);}
764	EOF
765	if { (eval echo configure:766: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
766	ac_cv_prog_cc_works=yes
767	# If we can't run a trivial program, we are probably using a cross compiler.
768	if (./conftest; exit) 2>/dev/null; then
769	ac_cv_prog_cc_cross=no
770	else
771	ac_cv_prog_cc_cross=yes
772	fi
773	else
774	echo "configure: failed program was:" >&5
775	cat conftest.$ac_ext >&5
776	ac_cv_prog_cc_works=no
777	fi
778	rm -fr conftest*
779	ac_ext=c
780	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
781	ac_cpp='$CPP $CPPFLAGS'
782	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
783	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
784	cross_compiling=$ac_cv_prog_cc_cross
785
786	echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
787	if test $ac_cv_prog_cc_works = no; then
788	{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
789	fi
790	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
791	echo "configure:792: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
792	echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
793	cross_compiling=$ac_cv_prog_cc_cross
794
795	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
796	echo "configure:797: checking whether we are using GNU C" >&5
797	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
798	echo $ac_n "(cached) $ac_c" 1>&6
799	else
800	cat > conftest.c <<EOF
801	#ifdef __GNUC__
802	yes;
803	#endif
804	EOF
805	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:806: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
806	ac_cv_prog_gcc=yes
807	else
808	ac_cv_prog_gcc=no
809	fi
810	fi
811
812	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
813
814	if test $ac_cv_prog_gcc = yes; then
815	GCC=yes
816	else
817	GCC=
818	fi
819
820	ac_test_CFLAGS="${CFLAGS+set}"
821	ac_save_CFLAGS="$CFLAGS"
822	CFLAGS=
823	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
824	echo "configure:825: checking whether ${CC-cc} accepts -g" >&5
825	if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
826	echo $ac_n "(cached) $ac_c" 1>&6
827	else
828	echo 'void f(){}' > conftest.c
829	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
830	ac_cv_prog_cc_g=yes
831	else
832	ac_cv_prog_cc_g=no
833	fi
834	rm -f conftest*
835
836	fi
837
838	echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
839	if test "$ac_test_CFLAGS" = set; then
840	CFLAGS="$ac_save_CFLAGS"
841	elif test $ac_cv_prog_cc_g = yes; then
842	if test "$GCC" = yes; then
843	CFLAGS="-g -O2"
844	else
845	CFLAGS="-g"
846	fi
847	else
848	if test "$GCC" = yes; then
849	CFLAGS="-O2"
850	else
851	CFLAGS=
852	fi
853	fi
854
855	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
856	echo "configure:857: checking how to run the C preprocessor" >&5
857	# On Suns, sometimes $CPP names a directory.
858	if test -n "$CPP" && test -d "$CPP"; then
859	CPP=
860	fi
861	if test -z "$CPP"; then
862	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
863	echo $ac_n "(cached) $ac_c" 1>&6
864	else
865	# This must be in double quotes, not single quotes, because CPP may get
866	# substituted into the Makefile and "${CC-cc}" will confuse make.
867	CPP="${CC-cc} -E"
868	# On the NeXT, cc -E runs the code through the compiler's parser,
869	# not just through cpp.
870	cat > conftest.$ac_ext <<EOF
871	#line 872 "configure"
872	#include "confdefs.h"
873	#include <assert.h>
874	Syntax Error
875	EOF
876	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
877	{ (eval echo configure:878: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
878	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
879	if test -z "$ac_err"; then
880	:
881	else
882	echo "$ac_err" >&5
883	echo "configure: failed program was:" >&5
884	cat conftest.$ac_ext >&5
885	rm -rf conftest*
886	CPP="${CC-cc} -E -traditional-cpp"
887	cat > conftest.$ac_ext <<EOF
888	#line 889 "configure"
889	#include "confdefs.h"
890	#include <assert.h>
891	Syntax Error
892	EOF
893	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
894	{ (eval echo configure:895: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
895	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
896	if test -z "$ac_err"; then
897	:
898	else
899	echo "$ac_err" >&5
900	echo "configure: failed program was:" >&5
901	cat conftest.$ac_ext >&5
902	rm -rf conftest*
903	CPP="${CC-cc} -nologo -E"
904	cat > conftest.$ac_ext <<EOF
905	#line 906 "configure"
906	#include "confdefs.h"
907	#include <assert.h>
908	Syntax Error
909	EOF
910	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
911	{ (eval echo configure:912: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
912	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
913	if test -z "$ac_err"; then
914	:
915	else
916	echo "$ac_err" >&5
917	echo "configure: failed program was:" >&5
918	cat conftest.$ac_ext >&5
919	rm -rf conftest*
920	CPP=/lib/cpp
921	fi
922	rm -f conftest*
923	fi
924	rm -f conftest*
925	fi
926	rm -f conftest*
927	ac_cv_prog_CPP="$CPP"
928	fi
929	CPP="$ac_cv_prog_CPP"
930	else
931	ac_cv_prog_CPP="$CPP"
932	fi
933	echo "$ac_t""$CPP" 1>&6
934
935	echo $ac_n "checking for AIX""... $ac_c" 1>&6
936	echo "configure:937: checking for AIX" >&5
937	cat > conftest.$ac_ext <<EOF
938	#line 939 "configure"
939	#include "confdefs.h"
940	#ifdef _AIX
941	yes
942	#endif
943
944	EOF
945	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
946	egrep "yes" >/dev/null 2>&1; then
947	rm -rf conftest*
948	echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
949	#define _ALL_SOURCE 1
950	EOF
951
952	else
953	rm -rf conftest*
954	echo "$ac_t""no" 1>&6
955	fi
956	rm -f conftest*
957
958
959
960	for ac_prog in perl5 perl
961	do
962	# Extract the first word of "$ac_prog", so it can be a program name with args.
963	set dummy $ac_prog; ac_word=$2
964	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
965	echo "configure:966: checking for $ac_word" >&5
966	if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
967	echo $ac_n "(cached) $ac_c" 1>&6
968	else
969	if test -n "$PERL"; then
970	ac_cv_prog_PERL="$PERL" # Let the user override the test.
971	else
972	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
973	ac_dummy="$PATH"
974	for ac_dir in $ac_dummy; do
975	test -z "$ac_dir" && ac_dir=.
976	if test -f $ac_dir/$ac_word; then
977	ac_cv_prog_PERL="$ac_prog"
978	break
979	fi
980	done
981	IFS="$ac_save_ifs"
982	fi
983	fi
984	PERL="$ac_cv_prog_PERL"
985	if test -n "$PERL"; then
986	echo "$ac_t""$PERL" 1>&6
987	else
988	echo "$ac_t""no" 1>&6
989	fi
990
991	test -n "$PERL" && break
992	done
993
994	# Extract the first word of "latex2html", so it can be a program name with args.
995	set dummy latex2html; ac_word=$2
996	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
997	echo "configure:998: checking for $ac_word" >&5
998	if eval "test \"`echo '$''{'ac_cv_prog_LATEX2HTML'+set}'`\" = set"; then
999	echo $ac_n "(cached) $ac_c" 1>&6
1000	else
1001	if test -n "$LATEX2HTML"; then
1002	ac_cv_prog_LATEX2HTML="$LATEX2HTML" # Let the user override the test.
1003	else
1004	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1005	ac_dummy="$PATH"
1006	for ac_dir in $ac_dummy; do
1007	test -z "$ac_dir" && ac_dir=.
1008	if test -f $ac_dir/$ac_word; then
1009	ac_cv_prog_LATEX2HTML="latex2html"
1010	break
1011	fi
1012	done
1013	IFS="$ac_save_ifs"
1014	fi
1015	fi
1016	LATEX2HTML="$ac_cv_prog_LATEX2HTML"
1017	if test -n "$LATEX2HTML"; then
1018	echo "$ac_t""$LATEX2HTML" 1>&6
1019	else
1020	echo "$ac_t""no" 1>&6
1021	fi
1022
1023	echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1024	echo "configure:1025: checking whether ln -s works" >&5
1025	if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1026	echo $ac_n "(cached) $ac_c" 1>&6
1027	else
1028	rm -f conftestdata
1029	if ln -s X conftestdata 2>/dev/null
1030	then
1031	rm -f conftestdata
1032	ac_cv_prog_LN_S="ln -s"
1033	else
1034	ac_cv_prog_LN_S=ln
1035	fi
1036	fi
1037	LN_S="$ac_cv_prog_LN_S"
1038	if test "$ac_cv_prog_LN_S" = "ln -s"; then
1039	echo "$ac_t""yes" 1>&6
1040	else
1041	echo "$ac_t""no" 1>&6
1042	fi
1043
1044	if test -x Texi2html/texi2html; then
1045	TEXI2HTML=`pwd`/Texi2html/texi2html
1046
1047	else
1048	echo "configure: warning: could not find Texi2html/texi2html HTML generation might fail" 1>&2
1049	# Extract the first word of "texi2html", so it can be a program name with args.
1050	set dummy texi2html; ac_word=$2
1051	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1052	echo "configure:1053: checking for $ac_word" >&5
1053	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2HTML'+set}'`\" = set"; then
1054	echo $ac_n "(cached) $ac_c" 1>&6
1055	else
1056	if test -n "$TEXI2HTML"; then
1057	ac_cv_prog_TEXI2HTML="$TEXI2HTML" # Let the user override the test.
1058	else
1059	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1060	ac_dummy="$PATH"
1061	for ac_dir in $ac_dummy; do
1062	test -z "$ac_dir" && ac_dir=.
1063	if test -f $ac_dir/$ac_word; then
1064	ac_cv_prog_TEXI2HTML="texi2html"
1065	break
1066	fi
1067	done
1068	IFS="$ac_save_ifs"
1069	fi
1070	fi
1071	TEXI2HTML="$ac_cv_prog_TEXI2HTML"
1072	if test -n "$TEXI2HTML"; then
1073	echo "$ac_t""$TEXI2HTML" 1>&6
1074	else
1075	echo "$ac_t""no" 1>&6
1076	fi
1077
1078	fi
1079	if test "$ac_cv_prog_LATEX2HTML" = latex2html; then
1080	TEXI2HTML_OPTS="-l2h"
1081	else
1082	TEXI2HTML_OPTS="-expandinfo"
1083	fi
1084
1085
1086	# expand prefix and pass it to subsequent configures
1087	if test "x$prefix" = xNONE; then
1088	prefix=${ac_default_prefix}
1089	ac_configure_args="$ac_configure_args --prefix=${prefix}"
1090	fi
1091
1092	# expand exec_prefix
1093	if test "x$exec_prefix" = xNONE; then
1094	exec_prefix=${prefix}/${ac_cv_singuname}
1095	ac_configure_args="$ac_configure_args --exec_prefix=${exec_prefix}"
1096	fi
1097
1098	# expand bindir
1099	if test "x$bindir" = 'x${exec_prefix}/bin'; then
1100	bindir="${exec_prefix}/bin"
1101	ac_configure_args="$ac_configure_args --bindir=${bindir}"
1102	fi
1103
1104	# expand libdir
1105	if test "x$libdir" = 'x${exec_prefix}/lib'; then
1106	libdir="${exec_prefix}/lib/${SINGULAR_VERSION}"
1107	ac_configure_args="$ac_configure_args --libdir=${libdir}"
1108	fi
1109
1110	# expand includedir
1111	if test "x$includedir" = 'x${prefix}/include'; then
1112	includedir="${exec_prefix}/include/${SINGULAR_VERSION}"
1113	ac_configure_args="$ac_configure_args --includedir=${includedir}"
1114	fi
1115
1116	# construct name of installed Singular executable
1117	SINGULAR=${bindir}/Singular-${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}
1118	export SINGULAR
1119
1120
1121
1122	# add -I to CPPFLAGS and -L to LDFLAGS, just to be sure
1123	LDFLAGS="-L${libdir} ${LDFLAGS}"
1124	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
1125
1126	# check for AIX
1127	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
1128	echo "configure:1129: checking whether _AIX is defined" >&5
1129	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
1130	echo $ac_n "(cached) $ac_c" 1>&6
1131	else
1132	cat > conftest.$ac_ext <<EOF
1133	#line 1134 "configure"
1134	#include "confdefs.h"
1135	#ifdef _AIX
1136	yes
1137	#endif
1138
1139	EOF
1140	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1141	egrep "yes" >/dev/null 2>&1; then
1142	rm -rf conftest*
1143	ac_cv_is_aix=yes
1144	else
1145	rm -rf conftest*
1146	ac_cv_is_aix=no
1147	fi
1148	rm -f conftest*
1149
1150	fi
1151
1152	if test "$ac_cv_is_aix" = yes; then
1153	echo "$ac_t""yes" 1>&6
1154	else
1155	echo "$ac_t""no" 1>&6
1156	fi
1157
1158	echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
1159	echo "configure:1160: checking for atof in -lm" >&5
1160	ac_lib_var=`echo m'_'atof \| sed 'y%./+-%__p_%'`
1161	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1162	echo $ac_n "(cached) $ac_c" 1>&6
1163	else
1164	ac_save_LIBS="$LIBS"
1165	LIBS="-lm $LIBS"
1166	cat > conftest.$ac_ext <<EOF
1167	#line 1168 "configure"
1168	#include "confdefs.h"
1169	/* Override any gcc2 internal prototype to avoid an error. */
1170	/* We use char because int might match the return type of a gcc2
1171	builtin and then its argument prototype would still apply. */
1172	char atof();
1173
1174	int main() {
1175	atof()
1176	; return 0; }
1177	EOF
1178	if { (eval echo configure:1179: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1179	rm -rf conftest*
1180	eval "ac_cv_lib_$ac_lib_var=yes"
1181	else
1182	echo "configure: failed program was:" >&5
1183	cat conftest.$ac_ext >&5
1184	rm -rf conftest*
1185	eval "ac_cv_lib_$ac_lib_var=no"
1186	fi
1187	rm -f conftest*
1188	LIBS="$ac_save_LIBS"
1189
1190	fi
1191	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1192	echo "$ac_t""yes" 1>&6
1193	ac_tr_lib=HAVE_LIB`echo m \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1194	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1195	cat >> confdefs.h <<EOF
1196	#define $ac_tr_lib 1
1197	EOF
1198
1199	LIBS="-lm $LIBS"
1200
1201	else
1202	echo "$ac_t""no" 1>&6
1203	fi
1204
1205	echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
1206	echo "configure:1207: checking for socket in -lbsd" >&5
1207	ac_lib_var=`echo bsd'_'socket \| sed 'y%./+-%__p_%'`
1208	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1209	echo $ac_n "(cached) $ac_c" 1>&6
1210	else
1211	ac_save_LIBS="$LIBS"
1212	LIBS="-lbsd $LIBS"
1213	cat > conftest.$ac_ext <<EOF
1214	#line 1215 "configure"
1215	#include "confdefs.h"
1216	/* Override any gcc2 internal prototype to avoid an error. */
1217	/* We use char because int might match the return type of a gcc2
1218	builtin and then its argument prototype would still apply. */
1219	char socket();
1220
1221	int main() {
1222	socket()
1223	; return 0; }
1224	EOF
1225	if { (eval echo configure:1226: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1226	rm -rf conftest*
1227	eval "ac_cv_lib_$ac_lib_var=yes"
1228	else
1229	echo "configure: failed program was:" >&5
1230	cat conftest.$ac_ext >&5
1231	rm -rf conftest*
1232	eval "ac_cv_lib_$ac_lib_var=no"
1233	fi
1234	rm -f conftest*
1235	LIBS="$ac_save_LIBS"
1236
1237	fi
1238	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1239	echo "$ac_t""yes" 1>&6
1240	ac_tr_lib=HAVE_LIB`echo bsd \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1241	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1242	cat >> confdefs.h <<EOF
1243	#define $ac_tr_lib 1
1244	EOF
1245
1246	LIBS="-lbsd $LIBS"
1247
1248	else
1249	echo "$ac_t""no" 1>&6
1250	fi
1251
1252	echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
1253	echo "configure:1254: checking for listen in -lsocket" >&5
1254	ac_lib_var=`echo socket'_'listen \| sed 'y%./+-%__p_%'`
1255	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1256	echo $ac_n "(cached) $ac_c" 1>&6
1257	else
1258	ac_save_LIBS="$LIBS"
1259	LIBS="-lsocket $LIBS"
1260	cat > conftest.$ac_ext <<EOF
1261	#line 1262 "configure"
1262	#include "confdefs.h"
1263	/* Override any gcc2 internal prototype to avoid an error. */
1264	/* We use char because int might match the return type of a gcc2
1265	builtin and then its argument prototype would still apply. */
1266	char listen();
1267
1268	int main() {
1269	listen()
1270	; return 0; }
1271	EOF
1272	if { (eval echo configure:1273: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1273	rm -rf conftest*
1274	eval "ac_cv_lib_$ac_lib_var=yes"
1275	else
1276	echo "configure: failed program was:" >&5
1277	cat conftest.$ac_ext >&5
1278	rm -rf conftest*
1279	eval "ac_cv_lib_$ac_lib_var=no"
1280	fi
1281	rm -f conftest*
1282	LIBS="$ac_save_LIBS"
1283
1284	fi
1285	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1286	echo "$ac_t""yes" 1>&6
1287	ac_tr_lib=HAVE_LIB`echo socket \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1288	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1289	cat >> confdefs.h <<EOF
1290	#define $ac_tr_lib 1
1291	EOF
1292
1293	LIBS="-lsocket $LIBS"
1294
1295	else
1296	echo "$ac_t""no" 1>&6
1297	fi
1298
1299	echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
1300	echo "configure:1301: checking for gethostbyname in -lnsl" >&5
1301	ac_lib_var=`echo nsl'_'gethostbyname \| sed 'y%./+-%__p_%'`
1302	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1303	echo $ac_n "(cached) $ac_c" 1>&6
1304	else
1305	ac_save_LIBS="$LIBS"
1306	LIBS="-lnsl $LIBS"
1307	cat > conftest.$ac_ext <<EOF
1308	#line 1309 "configure"
1309	#include "confdefs.h"
1310	/* Override any gcc2 internal prototype to avoid an error. */
1311	/* We use char because int might match the return type of a gcc2
1312	builtin and then its argument prototype would still apply. */
1313	char gethostbyname();
1314
1315	int main() {
1316	gethostbyname()
1317	; return 0; }
1318	EOF
1319	if { (eval echo configure:1320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1320	rm -rf conftest*
1321	eval "ac_cv_lib_$ac_lib_var=yes"
1322	else
1323	echo "configure: failed program was:" >&5
1324	cat conftest.$ac_ext >&5
1325	rm -rf conftest*
1326	eval "ac_cv_lib_$ac_lib_var=no"
1327	fi
1328	rm -f conftest*
1329	LIBS="$ac_save_LIBS"
1330
1331	fi
1332	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1333	echo "$ac_t""yes" 1>&6
1334	ac_tr_lib=HAVE_LIB`echo nsl \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1335	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1336	cat >> confdefs.h <<EOF
1337	#define $ac_tr_lib 1
1338	EOF
1339
1340	LIBS="-lnsl $LIBS"
1341
1342	else
1343	echo "$ac_t""no" 1>&6
1344	fi
1345
1346	echo $ac_n "checking for mpq_init in -lgmp""... $ac_c" 1>&6
1347	echo "configure:1348: checking for mpq_init in -lgmp" >&5
1348	ac_lib_var=`echo gmp'_'mpq_init \| sed 'y%./+-%__p_%'`
1349	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1350	echo $ac_n "(cached) $ac_c" 1>&6
1351	else
1352	ac_save_LIBS="$LIBS"
1353	LIBS="-lgmp $LIBS"
1354	cat > conftest.$ac_ext <<EOF
1355	#line 1356 "configure"
1356	#include "confdefs.h"
1357	/* Override any gcc2 internal prototype to avoid an error. */
1358	/* We use char because int might match the return type of a gcc2
1359	builtin and then its argument prototype would still apply. */
1360	char mpq_init();
1361
1362	int main() {
1363	mpq_init()
1364	; return 0; }
1365	EOF
1366	if { (eval echo configure:1367: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1367	rm -rf conftest*
1368	eval "ac_cv_lib_$ac_lib_var=yes"
1369	else
1370	echo "configure: failed program was:" >&5
1371	cat conftest.$ac_ext >&5
1372	rm -rf conftest*
1373	eval "ac_cv_lib_$ac_lib_var=no"
1374	fi
1375	rm -f conftest*
1376	LIBS="$ac_save_LIBS"
1377
1378	fi
1379	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1380	echo "$ac_t""yes" 1>&6
1381	ac_tr_lib=HAVE_LIB`echo gmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1382	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1383	cat >> confdefs.h <<EOF
1384	#define $ac_tr_lib 1
1385	EOF
1386
1387	LIBS="-lgmp $LIBS"
1388
1389	else
1390	echo "$ac_t""no" 1>&6
1391	fi
1392
1393	echo $ac_n "checking for mpz_init in -lsmallgmp""... $ac_c" 1>&6
1394	echo "configure:1395: checking for mpz_init in -lsmallgmp" >&5
1395	ac_lib_var=`echo smallgmp'_'mpz_init \| sed 'y%./+-%__p_%'`
1396	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1397	echo $ac_n "(cached) $ac_c" 1>&6
1398	else
1399	ac_save_LIBS="$LIBS"
1400	LIBS="-lsmallgmp $LIBS"
1401	cat > conftest.$ac_ext <<EOF
1402	#line 1403 "configure"
1403	#include "confdefs.h"
1404	/* Override any gcc2 internal prototype to avoid an error. */
1405	/* We use char because int might match the return type of a gcc2
1406	builtin and then its argument prototype would still apply. */
1407	char mpz_init();
1408
1409	int main() {
1410	mpz_init()
1411	; return 0; }
1412	EOF
1413	if { (eval echo configure:1414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1414	rm -rf conftest*
1415	eval "ac_cv_lib_$ac_lib_var=yes"
1416	else
1417	echo "configure: failed program was:" >&5
1418	cat conftest.$ac_ext >&5
1419	rm -rf conftest*
1420	eval "ac_cv_lib_$ac_lib_var=no"
1421	fi
1422	rm -f conftest*
1423	LIBS="$ac_save_LIBS"
1424
1425	fi
1426	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1427	echo "$ac_t""yes" 1>&6
1428	ac_tr_lib=HAVE_LIB`echo smallgmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1429	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1430	cat >> confdefs.h <<EOF
1431	#define $ac_tr_lib 1
1432	EOF
1433
1434	LIBS="-lsmallgmp $LIBS"
1435
1436	else
1437	echo "$ac_t""no" 1>&6
1438	fi
1439
1440	echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
1441	echo "configure:1442: checking for IMP_PutGmpInt in -lMP" >&5
1442	ac_lib_var=`echo MP'_'IMP_PutGmpInt \| sed 'y%./+-%__p_%'`
1443	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1444	echo $ac_n "(cached) $ac_c" 1>&6
1445	else
1446	ac_save_LIBS="$LIBS"
1447	LIBS="-lMP $LIBS"
1448	cat > conftest.$ac_ext <<EOF
1449	#line 1450 "configure"
1450	#include "confdefs.h"
1451	/* Override any gcc2 internal prototype to avoid an error. */
1452	/* We use char because int might match the return type of a gcc2
1453	builtin and then its argument prototype would still apply. */
1454	char IMP_PutGmpInt();
1455
1456	int main() {
1457	IMP_PutGmpInt()
1458	; return 0; }
1459	EOF
1460	if { (eval echo configure:1461: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1461	rm -rf conftest*
1462	eval "ac_cv_lib_$ac_lib_var=yes"
1463	else
1464	echo "configure: failed program was:" >&5
1465	cat conftest.$ac_ext >&5
1466	rm -rf conftest*
1467	eval "ac_cv_lib_$ac_lib_var=no"
1468	fi
1469	rm -f conftest*
1470	LIBS="$ac_save_LIBS"
1471
1472	fi
1473	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1474	echo "$ac_t""yes" 1>&6
1475	ac_tr_lib=HAVE_LIB`echo MP \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1476	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1477	cat >> confdefs.h <<EOF
1478	#define $ac_tr_lib 1
1479	EOF
1480
1481	LIBS="-lMP $LIBS"
1482
1483	else
1484	echo "$ac_t""no" 1>&6
1485	fi
1486
1487	echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
1488	echo "configure:1489: checking for MPT_GetTree in -lMPT" >&5
1489	ac_lib_var=`echo MPT'_'MPT_GetTree \| sed 'y%./+-%__p_%'`
1490	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1491	echo $ac_n "(cached) $ac_c" 1>&6
1492	else
1493	ac_save_LIBS="$LIBS"
1494	LIBS="-lMPT $LIBS"
1495	cat > conftest.$ac_ext <<EOF
1496	#line 1497 "configure"
1497	#include "confdefs.h"
1498	/* Override any gcc2 internal prototype to avoid an error. */
1499	/* We use char because int might match the return type of a gcc2
1500	builtin and then its argument prototype would still apply. */
1501	char MPT_GetTree();
1502
1503	int main() {
1504	MPT_GetTree()
1505	; return 0; }
1506	EOF
1507	if { (eval echo configure:1508: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1508	rm -rf conftest*
1509	eval "ac_cv_lib_$ac_lib_var=yes"
1510	else
1511	echo "configure: failed program was:" >&5
1512	cat conftest.$ac_ext >&5
1513	rm -rf conftest*
1514	eval "ac_cv_lib_$ac_lib_var=no"
1515	fi
1516	rm -f conftest*
1517	LIBS="$ac_save_LIBS"
1518
1519	fi
1520	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1521	echo "$ac_t""yes" 1>&6
1522	ac_tr_lib=HAVE_LIB`echo MPT \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1523	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1524	cat >> confdefs.h <<EOF
1525	#define $ac_tr_lib 1
1526	EOF
1527
1528	LIBS="-lMPT $LIBS"
1529
1530	else
1531	echo "$ac_t""no" 1>&6
1532	fi
1533
1534	echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
1535	echo "configure:1536: checking for atof in -lsingcf" >&5
1536	ac_lib_var=`echo singcf'_'atof \| sed 'y%./+-%__p_%'`
1537	if eval "test \"`echo '$''{'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="-lsingcf $LIBS"
1542	cat > conftest.$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 singcf \| 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="-lsingcf $LIBS"
1576
1577	else
1578	echo "$ac_t""no" 1>&6
1579	fi
1580
1581	echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
1582	echo "configure:1583: checking for atof in -lsingfac" >&5
1583	ac_lib_var=`echo singfac'_'atof \| sed 'y%./+-%__p_%'`
1584	if eval "test \"`echo '$''{'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="-lsingfac $LIBS"
1589	cat > conftest.$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 atof();
1596
1597	int main() {
1598	atof()
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 singfac \| 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="-lsingfac $LIBS"
1623
1624	else
1625	echo "$ac_t""no" 1>&6
1626	fi
1627
1628
1629	for ac_hdr in gmp.h smallgmp.h MP.h MPT.h factory.h factor.h
1630	do
1631	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
1632	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1633	echo "configure:1634: checking for $ac_hdr" >&5
1634	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1635	echo $ac_n "(cached) $ac_c" 1>&6
1636	else
1637	cat > conftest.$ac_ext <<EOF
1638	#line 1639 "configure"
1639	#include "confdefs.h"
1640	#include <$ac_hdr>
1641	EOF
1642	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1643	{ (eval echo configure:1644: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1644	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
1645	if test -z "$ac_err"; then
1646	rm -rf conftest*
1647	eval "ac_cv_header_$ac_safe=yes"
1648	else
1649	echo "$ac_err" >&5
1650	echo "configure: failed program was:" >&5
1651	cat conftest.$ac_ext >&5
1652	rm -rf conftest*
1653	eval "ac_cv_header_$ac_safe=no"
1654	fi
1655	rm -f conftest*
1656	fi
1657	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1658	echo "$ac_t""yes" 1>&6
1659	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
1660	cat >> confdefs.h <<EOF
1661	#define $ac_tr_hdr 1
1662	EOF
1663
1664	else
1665	echo "$ac_t""no" 1>&6
1666	fi
1667	done
1668
1669
1670	if test "$ac_cv_lib_gmp_mpq_init" = yes && \
1671	test "$ac_cv_header_gmp_h" = yes; then
1672	ac_gmp_ok=yes
1673	fi
1674
1675	if test "$ac_cv_lib_smallgmp_mpz_init" = yes && \
1676	test "$ac_cv_header_smallgmp_h" = yes && \
1677	test "$ac_cv_header_gmp_h" = yes; then
1678	ac_smallgmp_ok=yes
1679	fi
1680
1681	if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
1682	test "$ac_cv_lib_MPT_MPT_GetTree" && \
1683	test "$ac_cv_header_MP_h" = yes && \
1684	test "$ac_cv_header_MPT_h" = yes; then
1685	ac_MP_ok=yes
1686	fi
1687
1688	if test "$ac_cv_lib_singcf_atof" = yes && \
1689	test "$ac_cv_header_factory_h" = yes; then
1690	ac_factory_ok=yes
1691	fi
1692
1693	if test "$ac_cv_lib_singfac_atof" = yes && \
1694	test "$ac_cv_header_factor_h" = yes; then
1695	ac_libfac_ok=yes
1696	fi
1697
1698
1699	# Check whether --with-tmpdir or --without-tmpdir was given.
1700	if test "${with_tmpdir+set}" = set; then
1701	withval="$with_tmpdir"
1702	:
1703	fi
1704
1705	# Check whether --enable-smallgmp or --disable-smallgmp was given.
1706	if test "${enable_smallgmp+set}" = set; then
1707	enableval="$enable_smallgmp"
1708	:
1709	fi
1710
1711	# Check whether --enable-gmp or --disable-gmp was given.
1712	if test "${enable_gmp+set}" = set; then
1713	enableval="$enable_gmp"
1714	:
1715	fi
1716
1717	# Check whether --enable-MP or --disable-MP was given.
1718	if test "${enable_MP+set}" = set; then
1719	enableval="$enable_MP"
1720	:
1721	fi
1722
1723	# Check whether --enable-factory or --disable-factory was given.
1724	if test "${enable_factory+set}" = set; then
1725	enableval="$enable_factory"
1726	:
1727	fi
1728
1729	# Check whether --enable-libfac or --disable-libfac was given.
1730	if test "${enable_libfac+set}" = set; then
1731	enableval="$enable_libfac"
1732	:
1733	fi
1734
1735	# Check whether --enable-sgroup or --disable-sgroup was given.
1736	if test "${enable_sgroup+set}" = set; then
1737	enableval="$enable_sgroup"
1738	:
1739	fi
1740
1741	# Check whether --enable-Singular or --disable-Singular was given.
1742	if test "${enable_Singular+set}" = set; then
1743	enableval="$enable_Singular"
1744	:
1745	fi
1746
1747	# Check whether --enable-Texinfo or --disable-Texinfo was given.
1748	if test "${enable_Texinfo+set}" = set; then
1749	enableval="$enable_Texinfo"
1750	:
1751	fi
1752
1753
1754	# Check whether --with-MP or --without-MP was given.
1755	if test "${with_MP+set}" = set; then
1756	withval="$with_MP"
1757	:
1758	fi
1759
1760	# Check whether --with-factory or --without-factory was given.
1761	if test "${with_factory+set}" = set; then
1762	withval="$with_factory"
1763	:
1764	fi
1765
1766	# Check whether --with-libfac or --without-libfac was given.
1767	if test "${with_libfac+set}" = set; then
1768	withval="$with_libfac"
1769	:
1770	fi
1771
1772	# Check whether --with-gmp or --without-gmp was given.
1773	if test "${with_gmp+set}" = set; then
1774	withval="$with_gmp"
1775	:
1776	fi
1777
1778
1779	echo $ac_n "checking which tmp dir to use""... $ac_c" 1>&6
1780	echo "configure:1781: checking which tmp dir to use" >&5
1781	if test "${with_tmpdir+set}" = set && test -d ${with_tmpdir}; then
1782	if (echo "${with_tmpdir}" \| egrep "\." >/dev/null 2>&1)
1783	then
1784	TMP_DIR="/tmp"
1785	else
1786	TMP_DIR=${with_tmpdir}
1787	fi
1788	else
1789	TMP_DIR="/tmp"
1790	fi
1791	echo "$ac_t""$TMP_DIR" 1>&6
1792
1793
1794	echo $ac_n "checking whether to configure and build texinfo""... $ac_c" 1>&6
1795	echo "configure:1796: checking whether to configure and build texinfo" >&5
1796	if test "$enable_texinfo" != no && test -d Texinfo; then
1797	echo "$ac_t""yes" 1>&6
1798	enable_texinfo=yes
1799	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texinfo"
1800	TEXI2DVI=${bindir}/texi2dvi
1801	MAKEINFO="${bindir}/makeinfo --force"
1802	TEXINDEX=${bindir}/texindex
1803	else
1804	echo "$ac_t""no" 1>&6
1805	echo "configure: warning: Building of doc might fail. Need Texinfo" 1>&2
1806	enable_texinfo=no
1807	TEXI2DVI=texi2dvi
1808	MAKEINFO=makeinfo
1809	TEXINDEX=${bindir}/texindex
1810	fi
1811
1812
1813
1814
1815
1816	echo $ac_n "checking whether to configure and build gmp lib""... $ac_c" 1>&6
1817	echo "configure:1818: checking whether to configure and build gmp lib" >&5
1818	if test "$enable_gmp" != yes && test "$enable_gmp" != no; then
1819	if test "$ac_gmp_ok" != yes && test -d gmp; then
1820	echo "$ac_t""yes" 1>&6
1821	enable_gmp=yes
1822	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
1823	ac_configure_args="$ac_configure_args --enable-gmp"
1824	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
1825	else
1826	echo "$ac_t""no" 1>&6
1827	enable_gmp=no
1828	fi
1829	elif test "$enable_gmp" = yes; then
1830	if test ! -d gmp; then
1831	echo "$ac_t""no" 1>&6
1832	{ echo "configure: error: Can not find gmp subdir" 1>&2; exit 1; }
1833	else
1834	echo "$ac_t""yes" 1>&6
1835	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gmp"
1836	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES gmp/Makefile.in"
1837	fi
1838	else
1839	echo "$ac_t""no" 1>&6
1840	fi
1841
1842	echo $ac_n "checking whether to configure and build smallgmp lib""... $ac_c" 1>&6
1843	echo "configure:1844: checking whether to configure and build smallgmp lib" >&5
1844	if test "$enable_smallgmp" != yes && test "$enable_smallgmp" != no; then
1845	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
1846	test "$enable_gmp" != yes && test -d smallgmp; then
1847	echo "$ac_t""yes" 1>&6
1848	enable_smallgmp=yes
1849	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
1850	ac_configure_args="$ac_configure_args --enable-smallgmp --enable-gmp"
1851	else
1852	echo "$ac_t""no" 1>&6
1853	enable_smallgmp=no
1854	fi
1855	elif test "$enable_smallgmp" = yes; then
1856	if test ! -d smallgmp; then
1857	echo "$ac_t""no" 1>&6
1858	{ echo "configure: error: Can not find smallgmp subdir" 1>&2; exit 1; }
1859	else
1860	echo "$ac_t""yes" 1>&6
1861	CONFIG_SUBDIRS="$CONFIG_SUBDIRS smallgmp"
1862	if test "$ac_gmp_ok" != yes && test "$enable_gmp" != yes; then
1863	ac_configure_args="$ac_configure_args --enable-gmp"
1864	fi
1865	fi
1866	else
1867	echo "$ac_t""${enable_smallgmp}" 1>&6
1868	fi
1869
1870	# Check whether we have at least one of smallgmp or gmp
1871	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes && \
1872	test "$enable_smallgmp" != yes && test "$enable_gmp" != yes; then
1873	{ echo "configure: error: can neither find nor built gmp or smallgmp" 1>&2; exit 1; }
1874	fi
1875
1876	# Check whether we need to cheat subsequent configures with --enable-gmp
1877	if test "$ac_smallgmp_ok" != yes && test "$ac_gmp_ok" != yes; then
1878	ac_configure_args="$ac_configure_args --enable-gmp"
1879	fi
1880
1881	echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
1882	echo "configure:1883: checking whether to configure and build MP lib" >&5
1883	if test "$enable_MP" != yes && test "$enable_MP" != no; then
1884	if test "$with_MP" != no && test "$ac_MP_ok" != yes && test -d MP && \
1885	(test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes); then
1886	echo "$ac_t""yes" 1>&6
1887	enable_MP=yes
1888	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
1889	ac_configure_args="$ac_configure_args --enable-MP"
1890	else
1891	echo "$ac_t""no" 1>&6
1892	enable_MP=no
1893	fi
1894	elif test "$enable_MP" = yes; then
1895	if test ! -d MP; then
1896	echo "$ac_t""no" 1>&6
1897	{ echo "configure: error: can not build MP without MP directory" 1>&2; exit 1; }
1898	fi
1899	if test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
1900	echo "$ac_t""yes" 1>&6
1901	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
1902	else
1903	echo "$ac_t""no" 1>&6
1904	{ echo "configure: error: can not build MP without gmp" 1>&2; exit 1; }
1905	fi
1906	else
1907	echo "$ac_t""no" 1>&6
1908	fi
1909
1910	echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
1911	echo "configure:1912: checking whether to configure and build factory lib" >&5
1912	if test "$enable_factory" != yes && test "$enable_factory" != no; then
1913	if test "$with_factory" != no && test "$ac_factory_ok" != yes && \
1914	test -d factory; then
1915	enable_factory=yes
1916	echo "$ac_t""yes" 1>&6
1917	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
1918	ac_configure_args="$ac_configure_args --enable-factory"
1919	else
1920	enable_factory=no
1921	echo "$ac_t""no" 1>&6
1922	fi
1923	elif test "$enable_factory" = yes; then
1924	if test -d factory; then
1925	echo "$ac_t""yes" 1>&6
1926	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
1927	else
1928	echo "$ac_t""no" 1>&6
1929	{ echo "configure: error: can not build factory without factory directory" 1>&2; exit 1; }
1930	fi
1931	else
1932	echo "$ac_t""no" 1>&6
1933	fi
1934
1935	echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
1936	echo "configure:1937: checking whether to configure and build libfac lib" >&5
1937	if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
1938	if test "$with_libfac" != no && test "$ac_libfac_ok" != yes && \
1939	test -d libfac && \
1940	(test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes); then
1941	enable_libfac=yes
1942	echo "$ac_t""yes" 1>&6
1943	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
1944	ac_configure_args="$ac_configure_args --enable-libfac"
1945	else
1946	enable_libfac=no
1947	echo "$ac_t""no" 1>&6
1948	fi
1949	elif test "$enable_libfac" = yes; then
1950	if test ! -d libfac; then
1951	echo "$ac_t""no" 1>&6
1952	{ echo "configure: error: can not build libfac without libfac directory" 1>&2; exit 1; }
1953	fi
1954	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
1955	echo "$ac_t""yes" 1>&6
1956	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
1957	else
1958	echo "$ac_t""no" 1>&6
1959	{ echo "configure: error: Can not build libfac without factory" 1>&2; exit 1; }
1960	fi
1961	else
1962	echo "$ac_t""no" 1>&6
1963	fi
1964
1965	echo $ac_n "checking whether to configure and build sgroup lib""... $ac_c" 1>&6
1966	echo "configure:1967: checking whether to configure and build sgroup lib" >&5
1967	if test "$enable_sgroup" != yes && test "$enable_sgroup" != no; then
1968	if test "$with_sgroup" != no && test "$ac_sgroup_ok" != yes && \
1969	test -d sgroup && \
1970	(test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes); then
1971	enable_sgroup=yes
1972	echo "$ac_t""yes" 1>&6
1973	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
1974	ac_configure_args="$ac_configure_args --enable-sgroup"
1975	else
1976	enable_sgroup=no
1977	echo "$ac_t""no" 1>&6
1978	fi
1979	elif test "$enable_sgroup" = yes; then
1980	if test ! -d sgroup; then
1981	echo "$ac_t""no" 1>&6
1982	{ echo "configure: error: can not build sgroup without sgroup directory" 1>&2; exit 1; }
1983	fi
1984	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
1985	echo "$ac_t""yes" 1>&6
1986	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
1987	else
1988	echo "$ac_t""no" 1>&6
1989	{ echo "configure: error: Can not build sgroup without MP" 1>&2; exit 1; }
1990	fi
1991	else
1992	echo "$ac_t""no" 1>&6
1993	fi
1994
1995	echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
1996	echo "configure:1997: checking whether to configure and build Singular" >&5
1997	if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
1998	if test "$with_Singular" != no && test -d Singular; then
1999	enable_Singular=yes
2000	echo "$ac_t""yes" 1>&6
2001	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2002	ac_configure_args="$ac_configure_args --enable-Singular"
2003	else
2004	enable_Singular=no
2005	echo "$ac_t""no" 1>&6
2006	fi
2007	elif test "$enable_Singular" = yes; then
2008	if test -d Singular; then
2009	echo "$ac_t""yes" 1>&6
2010	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
2011	else
2012	echo "$ac_t""no" 1>&6
2013	{ echo "configure: error: can not build Singular without Singular directory" 1>&2; exit 1; }
2014	fi
2015	else
2016	echo "$ac_t""no" 1>&6
2017	fi
2018
2019
2020	echo $ac_n "checking which apint package to use""... $ac_c" 1>&6
2021	echo "configure:2022: checking which apint package to use" >&5
2022	if test "$with_apint" = gmp; then
2023	if test "$ac_gmp_ok" = yes \|\| test "$enable_gmp" = yes; then
2024	echo "$ac_t""gmp" 1>&6
2025	else
2026	echo "$ac_t""none" 1>&6
2027	{ echo "configure: error: can not use with gmp without finding or building it" 1>&2; exit 1; }
2028	fi
2029	elif test "$with_apint" = smallgmp; then
2030	if test "$ac_smallgmp_ok" = yes \|\| test "$enable_smallgmp" = yes; then
2031	echo "$ac_t""smallgmp" 1>&6
2032	else
2033	echo "$ac_t""none" 1>&6
2034	{ echo "configure: error: can not use with smallgmp without finding or building it" 1>&2; exit 1; }
2035	fi
2036	elif test "$ac_gmp_ok" = yes \|\| test "$enable_gmp"; then
2037	echo "$ac_t""gmp" 1>&6
2038	ac_configure_args="$ac_configure_args --with-apint=gmp"
2039	else
2040	echo "$ac_t""smallgmp" 1>&6
2041	ac_configure_args="$ac_configure_args --with-apint=smallgmp"
2042	fi
2043
2044	echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
2045	echo "configure:2046: checking whether to use with MP" >&5
2046	if test "$with_MP" = yes; then
2047	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2048	echo "$ac_t""yes" 1>&6
2049	else
2050	echo "$ac_t""none" 1>&6
2051	{ echo "configure: error: can not use with MP without finding or building it" 1>&2; exit 1; }
2052	fi
2053	elif test "$with_MP" = no; then
2054	echo "$ac_t""no" 1>&6
2055	elif test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2056	echo "$ac_t""yes" 1>&6
2057	ac_configure_args="$ac_configure_args --with-MP"
2058	else
2059	echo "$ac_t""no" 1>&6
2060	ac_configure_args="$ac_configure_args --without-MP"
2061	fi
2062
2063	echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
2064	echo "configure:2065: checking whether to use with factory" >&5
2065	if test "$with_factory" = yes; then
2066	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2067	echo "$ac_t""yes" 1>&6
2068	else
2069	echo "$ac_t""none" 1>&6
2070	{ echo "configure: error: can not use with factory without finding or building it" 1>&2; exit 1; }
2071	fi
2072	elif test "$with_factory" = no; then
2073	echo "$ac_t""no" 1>&6
2074	elif test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2075	echo "$ac_t""yes" 1>&6
2076	ac_configure_args="$ac_configure_args --with-factory"
2077	else
2078	echo "$ac_t""no" 1>&6
2079	ac_configure_args="$ac_configure_args --without-factory"
2080	fi
2081
2082	echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
2083	echo "configure:2084: checking whether to use with libfac" >&5
2084	if test "$with_libfac" = yes; then
2085	if test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2086	echo "$ac_t""yes" 1>&6
2087	else
2088	echo "$ac_t""none" 1>&6
2089	{ echo "configure: error: can not use with libfac without finding or building it" 1>&2; exit 1; }
2090	fi
2091	elif test "$with_libfac" = no; then
2092	echo "$ac_t""no" 1>&6
2093	elif test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2094	echo "$ac_t""yes" 1>&6
2095	ac_configure_args="$ac_configure_args --with-libfac"
2096	else
2097	echo "$ac_t""no" 1>&6
2098	ac_configure_args="$ac_configure_args --without-libfac"
2099	fi
2100
2101	echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
2102	echo "configure:2103: checking whether to use with Singular" >&5
2103	if test "$with_Singular" != no && test "$with_Singular" != yes; then
2104	if test "$enable_Singular" = yes; then
2105	with_Singular=yes
2106	else
2107	with_Singular=no
2108	fi
2109	ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
2110	fi
2111
2112	if test "$with_Singular" != no; then
2113	echo "$ac_t""yes" 1>&6
2114	else
2115	echo "$ac_t""no" 1>&6
2116	fi
2117
2118
2119	SUBDIRS=""
2120	if test -d doc; then
2121	SUBDIRS="$SUBDIRS doc"
2122	fi
2123	if test -d smallgmp; then
2124	SUBDIRS="$SUBDIRS smallgmp"
2125	fi
2126	if test -d gmp; then
2127	SUBDIRS="$SUBDIRS gmp"
2128	fi
2129	if test -d MP; then
2130	SUBDIRS="$SUBDIRS MP"
2131	fi
2132	if test -d factory; then
2133	SUBDIRS="$SUBDIRS factory"
2134	fi
2135	if test -d libfac; then
2136	SUBDIRS="$SUBDIRS libfac"
2137	fi
2138	if test -d sgroup; then
2139	SUBDIRS="$SUBDIRS sgroup"
2140	fi
2141	if test -d Singular; then
2142	SUBDIRS="$SUBDIRS Singular"
2143	fi
2144	if test -d rpm; then
2145	SUBDIRS="$SUBDIRS rpm"
2146	fi
2147	if test -d mpr; then
2148	CONFIG_SUBDIRS="$CONFIG_SUBDIRS mpr"
2149	SUBDIRS="$SUBDIRS mpr"
2150	fi
2151
2152
2153	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
2154	echo "configure:2155: checking whether ${MAKE-make} sets \${MAKE}" >&5
2155	set dummy ${MAKE-make}; ac_make=`echo "$2" \| sed 'y%./+-%__p_%'`
2156	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
2157	echo $ac_n "(cached) $ac_c" 1>&6
2158	else
2159	cat > conftestmake <<\EOF
2160	all:
2161	@echo 'ac_maketemp="${MAKE}"'
2162	EOF
2163	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2164	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
2165	if test -n "$ac_maketemp"; then
2166	eval ac_cv_prog_make_${ac_make}_set=yes
2167	else
2168	eval ac_cv_prog_make_${ac_make}_set=no
2169	fi
2170	rm -f conftestmake
2171	fi
2172	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
2173	echo "$ac_t""yes" 1>&6
2174	SET_MAKE=
2175	else
2176	echo "$ac_t""no" 1>&6
2177	SET_MAKE="MAKE=${MAKE-make}"
2178	fi
2179
2180
2181
2182	ac_aux_dir=
2183	for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
2184	if test -f $ac_dir/install-sh; then
2185	ac_aux_dir=$ac_dir
2186	ac_install_sh="$ac_aux_dir/install-sh -c"
2187	break
2188	elif test -f $ac_dir/install.sh; then
2189	ac_aux_dir=$ac_dir
2190	ac_install_sh="$ac_aux_dir/install.sh -c"
2191	break
2192	fi
2193	done
2194	if test -z "$ac_aux_dir"; then
2195	{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
2196	fi
2197	ac_config_guess=$ac_aux_dir/config.guess
2198	ac_config_sub=$ac_aux_dir/config.sub
2199	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
2200
2201	subdirs="$CONFIG_SUBDIRS"
2202
2203
2204	trap '' 1 2 15
2205	cat > confcache <<\EOF
2206	# This file is a shell script that caches the results of configure
2207	# tests run on this system so they can be shared between configure
2208	# scripts and configure runs. It is not useful on other systems.
2209	# If it contains results you don't want to keep, you may remove or edit it.
2210	#
2211	# By default, configure uses ./config.cache as the cache file,
2212	# creating it if it does not exist already. You can give configure
2213	# the --cache-file=FILE option to use a different cache file; that is
2214	# what configure does when it calls configure scripts in
2215	# subdirectories, so they share the cache.
2216	# Giving --cache-file=/dev/null disables caching, for debugging configure.
2217	# config.status only pays attention to the cache file if you give it the
2218	# --recheck option to rerun configure.
2219	#
2220	EOF
2221	# The following way of writing the cache mishandles newlines in values,
2222	# but we know of no workaround that is simple, portable, and efficient.
2223	# So, don't put newlines in cache variables' values.
2224	# Ultrix sh set writes to stderr and can't be redirected directly,
2225	# and sets the high bit in the cache file unless we assign to the vars.
2226	(set) 2>&1 \|
2227	case `(ac_space=' '; set \| grep ac_space) 2>&1` in
2228	ac_space=\ )
2229	# `set' does not quote correctly, so add quotes (double-quote substitution
2230	# turns \\\\ into \\, and sed turns \\ into \).
2231	sed -n \
2232	-e "s/'/'\\\\''/g" \
2233	-e "s/^\$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]\$=\$.*\$/\\1=\${\\1='\\2'}/p"
2234	;;
2235	*)
2236	# `set' quotes correctly as required by POSIX, so do not add quotes.
2237	sed -n -e 's/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=${\1=\2}/p'
2238	;;
2239	esac >> confcache
2240	if cmp -s $cache_file confcache; then
2241	:
2242	else
2243	if test -w $cache_file; then
2244	echo "updating cache $cache_file"
2245	cat confcache > $cache_file
2246	else
2247	echo "not updating unwritable cache $cache_file"
2248	fi
2249	fi
2250	rm -f confcache
2251
2252	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
2253
2254	test "x$prefix" = xNONE && prefix=$ac_default_prefix
2255	# Let make expand exec_prefix.
2256	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
2257
2258	# Any assignment to VPATH causes Sun make to only execute
2259	# the first set of double-colon rules, so remove it if not needed.
2260	# If there is a colon in the path, we need to keep it.
2261	if test "x$srcdir" = x.; then
2262	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
2263	fi
2264
2265	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
2266
2267	# Transform confdefs.h into DEFS.
2268	# Protect against shell expansion while executing Makefile rules.
2269	# Protect against Makefile macro expansion.
2270	cat > conftest.defs <<\EOF
2271	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
2272	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
2273	s%\[%\\&%g
2274	s%\]%\\&%g
2275	s%\$%$$%g
2276	EOF
2277	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
2278	rm -f conftest.defs
2279
2280
2281	# Without the "./", some shells look in PATH for config.status.
2282	: ${CONFIG_STATUS=./config.status}
2283
2284	echo creating $CONFIG_STATUS
2285	rm -f $CONFIG_STATUS
2286	cat > $CONFIG_STATUS <<EOF
2287	#! /bin/sh
2288	# Generated automatically by configure.
2289	# Run this file to recreate the current configuration.
2290	# This directory was configured as follows,
2291	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
2292	#
2293	# $0 $ac_configure_args
2294	#
2295	# Compiler output produced by configure, useful for debugging
2296	# configure, is in ./config.log if it exists.
2297
2298	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
2299	for ac_option
2300	do
2301	case "\$ac_option" in
2302	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
2303	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
2304	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
2305	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
2306	echo "$CONFIG_STATUS generated by autoconf version 2.13"
2307	exit 0 ;;
2308	-help \| --help \| --hel \| --he \| --h)
2309	echo "\$ac_cs_usage"; exit 0 ;;
2310	*) echo "\$ac_cs_usage"; exit 1 ;;
2311	esac
2312	done
2313
2314	ac_given_srcdir=$srcdir
2315
2316	trap 'rm -fr `echo "${OUTPUT_MAKEFILES}" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
2317	EOF
2318	cat >> $CONFIG_STATUS <<EOF
2319
2320	# Protect against being on the right side of a sed subst in config.status.
2321	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
2322	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
2323	$ac_vpsub
2324	$extrasub
2325	s%@SHELL@%$SHELL%g
2326	s%@CFLAGS@%$CFLAGS%g
2327	s%@CPPFLAGS@%$CPPFLAGS%g
2328	s%@CXXFLAGS@%$CXXFLAGS%g
2329	s%@FFLAGS@%$FFLAGS%g
2330	s%@DEFS@%$DEFS%g
2331	s%@LDFLAGS@%$LDFLAGS%g
2332	s%@LIBS@%$LIBS%g
2333	s%@exec_prefix@%$exec_prefix%g
2334	s%@prefix@%$prefix%g
2335	s%@program_transform_name@%$program_transform_name%g
2336	s%@bindir@%$bindir%g
2337	s%@sbindir@%$sbindir%g
2338	s%@libexecdir@%$libexecdir%g
2339	s%@datadir@%$datadir%g
2340	s%@sysconfdir@%$sysconfdir%g
2341	s%@sharedstatedir@%$sharedstatedir%g
2342	s%@localstatedir@%$localstatedir%g
2343	s%@libdir@%$libdir%g
2344	s%@includedir@%$includedir%g
2345	s%@oldincludedir@%$oldincludedir%g
2346	s%@infodir@%$infodir%g
2347	s%@mandir@%$mandir%g
2348	s%@SINGUNAME@%$SINGUNAME%g
2349	s%@SINGULAR_VERSION@%$SINGULAR_VERSION%g
2350	s%@VERSION_DATE@%$VERSION_DATE%g
2351	s%@SINGULAR_SHORT_VERSION@%$SINGULAR_SHORT_VERSION%g
2352	s%@CC@%$CC%g
2353	s%@CPP@%$CPP%g
2354	s%@PERL@%$PERL%g
2355	s%@LATEX2HTML@%$LATEX2HTML%g
2356	s%@LN_S@%$LN_S%g
2357	s%@TEXI2HTML@%$TEXI2HTML%g
2358	s%@TEXI2HTML_OPTS@%$TEXI2HTML_OPTS%g
2359	s%@SINGULAR@%$SINGULAR%g
2360	s%@TMP_DIR@%$TMP_DIR%g
2361	s%@TEXI2DVI@%$TEXI2DVI%g
2362	s%@MAKEINFO@%$MAKEINFO%g
2363	s%@TEXINDEX@%$TEXINDEX%g
2364	s%@SET_MAKE@%$SET_MAKE%g
2365	s%@SUBDIRS@%$SUBDIRS%g
2366	s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
2367	s%@subdirs@%$subdirs%g
2368
2369	CEOF
2370	EOF
2371
2372	cat >> $CONFIG_STATUS <<\EOF
2373
2374	# Split the substitutions into bite-sized pieces for seds with
2375	# small command number limits, like on Digital OSF/1 and HP-UX.
2376	ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
2377	ac_file=1 # Number of current file.
2378	ac_beg=1 # First line for current file.
2379	ac_end=$ac_max_sed_cmds # Line after last line for current file.
2380	ac_more_lines=:
2381	ac_sed_cmds=""
2382	while $ac_more_lines; do
2383	if test $ac_beg -gt 1; then
2384	sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
2385	else
2386	sed "${ac_end}q" conftest.subs > conftest.s$ac_file
2387	fi
2388	if test ! -s conftest.s$ac_file; then
2389	ac_more_lines=false
2390	rm -f conftest.s$ac_file
2391	else
2392	if test -z "$ac_sed_cmds"; then
2393	ac_sed_cmds="sed -f conftest.s$ac_file"
2394	else
2395	ac_sed_cmds="$ac_sed_cmds \| sed -f conftest.s$ac_file"
2396	fi
2397	ac_file=`expr $ac_file + 1`
2398	ac_beg=$ac_end
2399	ac_end=`expr $ac_end + $ac_max_sed_cmds`
2400	fi
2401	done
2402	if test -z "$ac_sed_cmds"; then
2403	ac_sed_cmds=cat
2404	fi
2405	EOF
2406
2407	cat >> $CONFIG_STATUS <<EOF
2408
2409	CONFIG_FILES=\${CONFIG_FILES-"${OUTPUT_MAKEFILES}"}
2410	EOF
2411	cat >> $CONFIG_STATUS <<\EOF
2412	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
2413	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
2414	case "$ac_file" in
2415	:) ac_file_in=`echo "$ac_file"\|sed 's%[^:]*:%%'`
2416	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
2417	*) ac_file_in="${ac_file}.in" ;;
2418	esac
2419
2420	# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
2421
2422	# Remove last slash and all that follows it. Not all systems have dirname.
2423	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
2424	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
2425	# The file is in a subdirectory.
2426	test ! -d "$ac_dir" && mkdir "$ac_dir"
2427	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
2428	# A "../" for each directory in $ac_dir_suffix.
2429	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
2430	else
2431	ac_dir_suffix= ac_dots=
2432	fi
2433
2434	case "$ac_given_srcdir" in
2435	.) srcdir=.
2436	if test -z "$ac_dots"; then top_srcdir=.
2437	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
2438	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
2439	*) # Relative path.
2440	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
2441	top_srcdir="$ac_dots$ac_given_srcdir" ;;
2442	esac
2443
2444
2445	echo creating "$ac_file"
2446	rm -f "$ac_file"
2447	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
2448	case "$ac_file" in
2449	Makefile) ac_comsub="1i\\
2450	# $configure_input" ;;
2451	*) ac_comsub= ;;
2452	esac
2453
2454	ac_file_inputs=`echo $ac_file_in\|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
2455	sed -e "$ac_comsub
2456	s%@configure_input@%$configure_input%g
2457	s%@srcdir@%$srcdir%g
2458	s%@top_srcdir@%$top_srcdir%g
2459	" $ac_file_inputs \| (eval "$ac_sed_cmds") > $ac_file
2460	fi; done
2461	rm -f conftest.s*
2462
2463	EOF
2464	cat >> $CONFIG_STATUS <<EOF
2465
2466	EOF
2467	cat >> $CONFIG_STATUS <<\EOF
2468
2469	exit 0
2470	EOF
2471	chmod +x $CONFIG_STATUS
2472	rm -fr confdefs* $ac_clean_files
2473	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
2474
2475	if test "$no_recursion" != yes; then
2476
2477	# Remove --cache-file and --srcdir arguments so they do not pile up.
2478	ac_sub_configure_args=
2479	ac_prev=
2480	for ac_arg in $ac_configure_args; do
2481	if test -n "$ac_prev"; then
2482	ac_prev=
2483	continue
2484	fi
2485	case "$ac_arg" in
2486	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
2487	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
2488	ac_prev=cache_file ;;
2489	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
2490	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
2491	;;
2492	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
2493	ac_prev=srcdir ;;
2494	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
2495	;;
2496	*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
2497	esac
2498	done
2499
2500	for ac_config_dir in $CONFIG_SUBDIRS; do
2501
2502	# Do not complain, so a configure script can configure whichever
2503	# parts of a large source tree are present.
2504	if test ! -d $srcdir/$ac_config_dir; then
2505	continue
2506	fi
2507
2508	echo configuring in $ac_config_dir
2509
2510	case "$srcdir" in
2511	.) ;;
2512	*)
2513	if test -d ./$ac_config_dir \|\| mkdir ./$ac_config_dir; then :;
2514	else
2515	{ echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
2516	fi
2517	;;
2518	esac
2519
2520	ac_popdir=`pwd`
2521	cd $ac_config_dir
2522
2523	# A "../" for each directory in /$ac_config_dir.
2524	ac_dots=`echo $ac_config_dir\|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
2525
2526	case "$srcdir" in
2527	.) # No --srcdir option. We are building in place.
2528	ac_sub_srcdir=$srcdir ;;
2529	/*) # Absolute path.
2530	ac_sub_srcdir=$srcdir/$ac_config_dir ;;
2531	*) # Relative path.
2532	ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
2533	esac
2534
2535	# Check for guested configure; otherwise get Cygnus style configure.
2536	if test -f $ac_sub_srcdir/configure; then
2537	ac_sub_configure=$ac_sub_srcdir/configure
2538	elif test -f $ac_sub_srcdir/configure.in; then
2539	ac_sub_configure=$ac_configure
2540	else
2541	echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
2542	ac_sub_configure=
2543	fi
2544
2545	# The recursion is here.
2546	if test -n "$ac_sub_configure"; then
2547
2548	# Make the cache file name correct relative to the subdirectory.
2549	case "$cache_file" in
2550	/*) ac_sub_cache_file=$cache_file ;;
2551	*) # Relative path.
2552	ac_sub_cache_file="$ac_dots$cache_file" ;;
2553	esac
2554
2555	echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
2556	# The eval makes quoting arguments work.
2557	if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
2558	then :
2559	else
2560	{ echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
2561	fi
2562	fi
2563
2564	cd $ac_popdir
2565	done
2566	fi
2567

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