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source: git/configure @ c37827

spielwiese

Last change on this file since c37827 was c37827, checked in by Mohamed Barakat <mohamed.barakat@…>, 13 years ago
preliminary version of Makefile and configure
Property mode set to `100755`
File size: 98.6 KB

Line
1	#! /bin/sh
2
3	#PACKAGES="omalloc ntl factory libfac misc resources reporter coeffs polys"
4	PACKAGES="omalloc misc reporter resources coeffs"
5	_PWD="$(pwd)"
6	_TOP_ARGS="$@"
7	_ARGS0="--prefix=$_PWD"
8	#_ARGS0="--libdir=$(pwd)/lib --includedir=$(pwd)/include"
9	for d in $PACKAGES
10
11	# Initialize some variables set by options.
12	# The variables have the same names as the options, with
13	# dashes changed to underlines.
14	build=NONE
15	cache_file=./config.cache
16	exec_prefix=NONE
17	host=NONE
18	no_create=
19	nonopt=NONE
20	no_recursion=
21	prefix=NONE
22	program_prefix=NONE
23	program_suffix=NONE
24	program_transform_name=s,x,x,
25	silent=
26	site=
27	srcdir=
28	target=NONE
29	verbose=
30	x_includes=NONE
31	x_libraries=NONE
32	bindir='${exec_prefix}/bin'
33	sbindir='${exec_prefix}/sbin'
34	libexecdir='${exec_prefix}/libexec'
35	datadir='${prefix}/share'
36	sysconfdir='${prefix}/etc'
37	sharedstatedir='${prefix}/com'
38	localstatedir='${prefix}/var'
39	libdir='${exec_prefix}/lib'
40	includedir='${prefix}/include'
41	oldincludedir='/usr/include'
42	infodir='${prefix}/info'
43	mandir='${prefix}/man'
44
45	# Initialize some other variables.
46	subdirs=
47	MFLAGS= MAKEFLAGS=
48	SHELL=${CONFIG_SHELL-/bin/sh}
49	# Maximum number of lines to put in a shell here document.
50	ac_max_here_lines=12
51
52	ac_prev=
53	for ac_option
54	do
55
56	# If the previous option needs an argument, assign it.
57	if test -n "$ac_prev"; then
58	eval "$ac_prev=\$ac_option"
59	ac_prev=
60	continue
61	fi
62
63	case "$ac_option" in
64	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
65	*) ac_optarg= ;;
66	esac
67
68	# Accept the important Cygnus configure options, so we can diagnose typos.
69
70	case "$ac_option" in
71
72	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
73	ac_prev=bindir ;;
74	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
75	bindir="$ac_optarg" ;;
76
77	-build \| --build \| --buil \| --bui \| --bu)
78	ac_prev=build ;;
79	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
80	build="$ac_optarg" ;;
81
82	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
83	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
84	ac_prev=cache_file ;;
85	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
86	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
87	cache_file="$ac_optarg" ;;
88
89	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
90	ac_prev=datadir ;;
91	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
92	\| --da=*)
93	datadir="$ac_optarg" ;;
94
95	-disable-* \| --disable-*)
96	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
97	# Reject names that are not valid shell variable names.
98	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
99	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
100	fi
101	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
102	eval "enable_${ac_feature}=no" ;;
103
104	-enable-* \| --enable-*)
105	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
106	# Reject names that are not valid shell variable names.
107	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
108	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
109	fi
110	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
111	case "$ac_option" in
112	=) ;;
113	*) ac_optarg=yes ;;
114	esac
115	eval "enable_${ac_feature}='$ac_optarg'" ;;
116
117	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
118	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
119	\| --exec \| --exe \| --ex)
120	ac_prev=exec_prefix ;;
121	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
122	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
123	\| --exec=* \| --exe=* \| --ex=*)
124	exec_prefix="$ac_optarg" ;;
125
126	-gas \| --gas \| --ga \| --g)
127	# Obsolete; use --with-gas.
128	with_gas=yes ;;
129
130	-help \| --help \| --hel \| --he)
131	# Omit some internal or obsolete options to make the list less imposing.
132	# This message is too long to be a string in the A/UX 3.1 sh.
133	cat << EOF
134	Usage: configure [options] [host]
135	Options: [defaults in brackets after descriptions]
136	Configuration:
137	--cache-file=FILE cache test results in FILE
138	--help print this message
139	--no-create do not create output files
140	--quiet, --silent do not print \`checking...' messages
141	--version print the version of autoconf that created configure
142	Directory and file names:
143	--prefix=PREFIX install architecture-independent files in PREFIX
144	[$ac_default_prefix]
145	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
146	[same as prefix]
147	--bindir=DIR user executables in DIR [EPREFIX/bin]
148	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
149	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
150	--datadir=DIR read-only architecture-independent data in DIR
151	[PREFIX/share]
152	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
153	--sharedstatedir=DIR modifiable architecture-independent data in DIR
154	[PREFIX/com]
155	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
156	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
157	--includedir=DIR C header files in DIR [PREFIX/include]
158	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
159	--infodir=DIR info documentation in DIR [PREFIX/info]
160	--mandir=DIR man documentation in DIR [PREFIX/man]
161	--srcdir=DIR find the sources in DIR [configure dir or ..]
162	--program-prefix=PREFIX prepend PREFIX to installed program names
163	--program-suffix=SUFFIX append SUFFIX to installed program names
164	--program-transform-name=PROGRAM
165	run sed PROGRAM on installed program names
166	EOF
167	cat << EOF
168	Host type:
169	--build=BUILD configure for building on BUILD [BUILD=HOST]
170	--host=HOST configure for HOST [guessed]
171	--target=TARGET configure for TARGET [TARGET=HOST]
172	Features and packages:
173	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
174	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
175	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
176	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
177	--x-includes=DIR X include files are in DIR
178	--x-libraries=DIR X library files are in DIR
179	EOF
180	if test -n "$ac_help"; then
181	echo "--enable and --with options recognized:$ac_help"
182	fi
183	exit 0 ;;
184
185	-host \| --host \| --hos \| --ho)
186	ac_prev=host ;;
187	-host=* \| --host=* \| --hos=* \| --ho=*)
188	host="$ac_optarg" ;;
189
190	-includedir \| --includedir \| --includedi \| --included \| --include \
191	\| --includ \| --inclu \| --incl \| --inc)
192	ac_prev=includedir ;;
193	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
194	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
195	includedir="$ac_optarg" ;;
196
197	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
198	ac_prev=infodir ;;
199	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
200	infodir="$ac_optarg" ;;
201
202	-libdir \| --libdir \| --libdi \| --libd)
203	ac_prev=libdir ;;
204	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
205	libdir="$ac_optarg" ;;
206
207	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
208	\| --libexe \| --libex \| --libe)
209	ac_prev=libexecdir ;;
210	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
211	\| --libexe=* \| --libex=* \| --libe=*)
212	libexecdir="$ac_optarg" ;;
213
214	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
215	\| --localstate \| --localstat \| --localsta \| --localst \
216	\| --locals \| --local \| --loca \| --loc \| --lo)
217	ac_prev=localstatedir ;;
218	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
219	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
220	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
221	localstatedir="$ac_optarg" ;;
222
223	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
224	ac_prev=mandir ;;
225	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
226	mandir="$ac_optarg" ;;
227
228	-nfp \| --nfp \| --nf)
229	# Obsolete; use --without-fp.
230	with_fp=no ;;
231
232	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
233	\| --no-cr \| --no-c)
234	no_create=yes ;;
235
236	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
237	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
238	no_recursion=yes ;;
239
240	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
241	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
242	\| --oldin \| --oldi \| --old \| --ol \| --o)
243	ac_prev=oldincludedir ;;
244	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
245	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
246	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
247	oldincludedir="$ac_optarg" ;;
248
249	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
250	ac_prev=prefix ;;
251	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
252	prefix="$ac_optarg" ;;
253
254	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
255	\| --program-pre \| --program-pr \| --program-p)
256	ac_prev=program_prefix ;;
257	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
258	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
259	program_prefix="$ac_optarg" ;;
260
261	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
262	\| --program-suf \| --program-su \| --program-s)
263	ac_prev=program_suffix ;;
264	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
265	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
266	program_suffix="$ac_optarg" ;;
267
268	-program-transform-name \| --program-transform-name \
269	\| --program-transform-nam \| --program-transform-na \
270	\| --program-transform-n \| --program-transform- \
271	\| --program-transform \| --program-transfor \
272	\| --program-transfo \| --program-transf \
273	\| --program-trans \| --program-tran \
274	\| --progr-tra \| --program-tr \| --program-t)
275	ac_prev=program_transform_name ;;
276	-program-transform-name=* \| --program-transform-name=* \
277	\| --program-transform-nam=* \| --program-transform-na=* \
278	\| --program-transform-n=* \| --program-transform-=* \
279	\| --program-transform=* \| --program-transfor=* \
280	\| --program-transfo=* \| --program-transf=* \
281	\| --program-trans=* \| --program-tran=* \
282	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
283	program_transform_name="$ac_optarg" ;;
284
285	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
286	\| -silent \| --silent \| --silen \| --sile \| --sil)
287	silent=yes ;;
288
289	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
290	ac_prev=sbindir ;;
291	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
292	\| --sbi=* \| --sb=*)
293	sbindir="$ac_optarg" ;;
294
295	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
296	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
297	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
298	\| --sha \| --sh)
299	ac_prev=sharedstatedir ;;
300	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
301	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
302	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
303	\| --sha=* \| --sh=*)
304	sharedstatedir="$ac_optarg" ;;
305
306	-site \| --site \| --sit)
307	ac_prev=site ;;
308	-site=* \| --site=* \| --sit=*)
309	site="$ac_optarg" ;;
310
311	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
312	ac_prev=srcdir ;;
313	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
314	srcdir="$ac_optarg" ;;
315
316	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
317	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
318	ac_prev=sysconfdir ;;
319	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
320	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
321	sysconfdir="$ac_optarg" ;;
322
323	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
324	ac_prev=target ;;
325	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
326	target="$ac_optarg" ;;
327
328	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
329	verbose=yes ;;
330
331	-version \| --version \| --versio \| --versi \| --vers)
332	echo "configure generated by autoconf version 2.13"
333	exit 0 ;;
334
335	-with-* \| --with-*)
336	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
337	# Reject names that are not valid shell variable names.
338	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
339	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
340	fi
341	ac_package=`echo $ac_package\| sed 's/-/_/g'`
342	case "$ac_option" in
343	=) ;;
344	*) ac_optarg=yes ;;
345	esac
346	eval "with_${ac_package}='$ac_optarg'" ;;
347
348	-without-* \| --without-*)
349	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
350	# Reject names that are not valid shell variable names.
351	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
352	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
353	fi
354	ac_package=`echo $ac_package\| sed 's/-/_/g'`
355	eval "with_${ac_package}=no" ;;
356
357	--x)
358	# Obsolete; use --with-x.
359	with_x=yes ;;
360
361	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
362	\| --x-incl \| --x-inc \| --x-in \| --x-i)
363	ac_prev=x_includes ;;
364	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
365	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
366	x_includes="$ac_optarg" ;;
367
368	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
369	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
370	ac_prev=x_libraries ;;
371	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
372	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
373	x_libraries="$ac_optarg" ;;
374
375	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
376	;;
377
378	*)
379	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
380	echo "configure: warning: $ac_option: invalid host type" 1>&2
381	fi
382	if test "x$nonopt" != xNONE; then
383	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
384	fi
385	nonopt="$ac_option"
386	;;
387
388	esac
389	done
390
391	if test -n "$ac_prev"; then
392	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
393	fi
394
395	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
396
397	# File descriptor usage:
398	# 0 standard input
399	# 1 file creation
400	# 2 errors and warnings
401	# 3 some systems may open it to /dev/tty
402	# 4 used on the Kubota Titan
403	# 6 checking for... messages and results
404	# 5 compiler messages saved in config.log
405	if test "$silent" = yes; then
406	exec 6>/dev/null
407	else
408	exec 6>&1
409	fi
410	exec 5>./config.log
411
412	echo "\
413	This file contains any messages produced by compilers while
414	running configure, to aid debugging if configure makes a mistake.
415	" 1>&5
416
417	# Strip out --no-create and --no-recursion so they do not pile up.
418	# Also quote any args containing shell metacharacters.
419	ac_configure_args=
420	for ac_arg
421	do
422	echo "----------------------------------"
423	echo $d
424	echo "=================================="
425	{
426	cd $d \|\| exit 1;
427	_ARGS="$_ARGS0 $_TOP_ARGS";
428	if [ -e ./configure ]; then
429	echo "./configure --includedir=${prefix}/include/Singular/ --libdir=${prefix}/lib/Singular/ $_ARGS" && ./configure --includedir=${prefix}/include/Singular/ --libdir=${prefix}/lib/Singular/ $_ARGS \|\| exit 1;
430	fi
431	cd ..;
432	} \|\| exit 1
433	done
434
435	# NLS nuisances.
436	# Only set these to C if already set. These must not be set unconditionally
437	# because not all systems understand e.g. LANG=C (notably SCO).
438	# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
439	# Non-C LC_CTYPE values break the ctype check.
440	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
441	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
442	if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
443	if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
444
445	# confdefs.h avoids OS command line length limits that DEFS can exceed.
446	rm -rf conftest* confdefs.h
447	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
448	echo > confdefs.h
449
450	# A filename unique to this package, relative to the directory that
451	# configure is in, which we can look for to find out if srcdir is correct.
452	ac_unique_file=kernel/matpol.h
453
454	# Find the source files, if location was not specified.
455	if test -z "$srcdir"; then
456	ac_srcdir_defaulted=yes
457	# Try the directory containing this script, then its parent.
458	ac_prog=$0
459	ac_confdir=`echo $ac_prog\|sed 's%/[^/][^/]*$%%'`
460	test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
461	srcdir=$ac_confdir
462	if test ! -r $srcdir/$ac_unique_file; then
463	srcdir=..
464	fi
465	else
466	ac_srcdir_defaulted=no
467	fi
468	if test ! -r $srcdir/$ac_unique_file; then
469	if test "$ac_srcdir_defaulted" = yes; then
470	{ echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
471	else
472	{ echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
473	fi
474	fi
475	srcdir=`echo "${srcdir}" \| sed 's%$[^/]$/*$%\1%'`
476
477	# Prefer explicitly selected file to automatically selected ones.
478	if test -z "$CONFIG_SITE"; then
479	if test "x$prefix" != xNONE; then
480	CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
481	else
482	CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
483	fi
484	fi
485	for ac_site_file in $CONFIG_SITE; do
486	if test -r "$ac_site_file"; then
487	echo "loading site script $ac_site_file"
488	. "$ac_site_file"
489	fi
490	done
491
492	if test -r "$cache_file"; then
493	echo "loading cache $cache_file"
494	. $cache_file
495	else
496	echo "creating cache $cache_file"
497	> $cache_file
498	fi
499
500	ac_ext=c
501	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
502	ac_cpp='$CPP $CPPFLAGS'
503	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
504	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
505	cross_compiling=$ac_cv_prog_cc_cross
506
507	ac_exeext=
508	ac_objext=o
509	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
510	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
511	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
512	ac_n= ac_c='
513	' ac_t=' '
514	else
515	ac_n=-n ac_c= ac_t=
516	fi
517	else
518	ac_n= ac_c='\c' ac_t=
519	fi
520
521
522
523	pwd=`pwd`
524
525	# make them to env variables
526	# pass them indirectly to subsequent configures
527	SINGULAR_MAJOR_VERSION=3
528	SINGULAR_MINOR_VERSION=1
529	SINGULAR_SUB_VERSION=3
530	VERSION_SEP="-"
531	SINGULAR_SHORT_VERSION="${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}"
532	SINGULAR_VERSION="${SINGULAR_SHORT_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}"
533	SINGULAR_RPM_VERSION="${SINGULAR_MAJOR_VERSION}.${SINGULAR_MINOR_VERSION}.${SINGULAR_SUB_VERSION}"
534	VERSION_DATE="March 2011"
535	SINGULAR_ROOT_DIR=$pwd
536
537	export SINGULAR_MINOR_VERSION
538	export SINGULAR_MAJOR_VERSION
539	export SINGULAR_SUB_VERSION
540	export SINGULAR_VERSION
541	export SINGULAR_RPM_VERSION
542	export VERSION_DATE
543	export SINGULAR_ROOT_DIR
544
545
546
547
548
549
550
551
552	# determine Makefiles to output
553	OUTPUT_MAKEFILES="Makefile"
554	if test -d "doc"; then
555	OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES doc/Makefile doc/version.texi doc/uname.texi"
556	fi
557	if test -d "emacs"; then
558	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" emacs/Makefile"
559	fi
560	if test -d "IntegerProgramming"; then
561	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" IntegerProgramming/Makefile"
562	fi
563	if test -d "Plural"; then
564	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" Plural/Makefile"
565	fi
566	if test -d "InstallShield"; then
567	OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" InstallShield/Makefile InstallShield/Etc/Makefile InstallShield/Cygwin/Makefile InstallShield/Singular/Makefile InstallShield/Xemacs/Makefile"
568	fi
569
570
571	echo $ac_n "checking uname for singular""... $ac_c" 1>&6
572	echo "configure:640: checking uname for singular" >&5
573	if eval "test \"`echo '$''{'ac_cv_singuname'+set}'`\" = set"; then
574	echo $ac_n "(cached) $ac_c" 1>&6
575	else
576	ac_cv_singuname="unknown"
577	if test -r "singuname.sh"; then
578	if (/bin/sh singuname.sh >/dev/null 2>&1) then
579	ac_cv_singuname=`/bin/sh singuname.sh`
580	fi
581	fi
582
583	fi
584
585	echo "$ac_t""$ac_cv_singuname" 1>&6
586	if test "$ac_cv_singuname" = unknown; then
587	{ echo "configure: warning: Unknown architecture: Check singuname.sh" 1>&2; }
588	fi
589	SINGUNAME=$ac_cv_singuname
590
591	SING_UNAME=`echo $SINGUNAME \| tr '-' '_' `
592
593
594
595	if test "${CXXFLAGS+set}" != set; then
596	ac_cxxflags_set=no
597	CXXFLAGS="-O"
598	fi
599	if test "${CFLAGS+set}" != set; then
600	CFLAGS="-O"
601	ac_cflags_set=no
602	fi
603
604	# Extract the first word of "gcc", so it can be a program name with args.
605	set dummy gcc; ac_word=$2
606	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
607	echo "configure:677: checking for $ac_word" >&5
608	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
609	echo $ac_n "(cached) $ac_c" 1>&6
610	else
611	if test -n "$CC"; then
612	ac_cv_prog_CC="$CC" # Let the user override the test.
613	else
614	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
615	ac_dummy="$PATH"
616	for ac_dir in $ac_dummy; do
617	test -z "$ac_dir" && ac_dir=.
618	if test -f $ac_dir/$ac_word; then
619	ac_cv_prog_CC="gcc"
620	break
621	fi
622	done
623	IFS="$ac_save_ifs"
624	fi
625	fi
626	CC="$ac_cv_prog_CC"
627	if test -n "$CC"; then
628	echo "$ac_t""$CC" 1>&6
629	else
630	echo "$ac_t""no" 1>&6
631	fi
632
633	if test -z "$CC"; then
634	# Extract the first word of "cc", so it can be a program name with args.
635	set dummy cc; ac_word=$2
636	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
637	echo "configure:707: checking for $ac_word" >&5
638	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
639	echo $ac_n "(cached) $ac_c" 1>&6
640	else
641	if test -n "$CC"; then
642	ac_cv_prog_CC="$CC" # Let the user override the test.
643	else
644	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
645	ac_prog_rejected=no
646	ac_dummy="$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	if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
651	ac_prog_rejected=yes
652	continue
653	fi
654	ac_cv_prog_CC="cc"
655	break
656	fi
657	done
658	IFS="$ac_save_ifs"
659	if test $ac_prog_rejected = yes; then
660	# We found a bogon in the path, so make sure we never use it.
661	set dummy $ac_cv_prog_CC
662	shift
663	if test $# -gt 0; then
664	# We chose a different compiler from the bogus one.
665	# However, it has the same basename, so the bogon will be chosen
666	# first if we set CC to just the basename; use the full file name.
667	shift
668	set dummy "$ac_dir/$ac_word" "$@"
669	shift
670	ac_cv_prog_CC="$@"
671	fi
672	fi
673	fi
674	fi
675	CC="$ac_cv_prog_CC"
676	if test -n "$CC"; then
677	echo "$ac_t""$CC" 1>&6
678	else
679	echo "$ac_t""no" 1>&6
680	fi
681
682	if test -z "$CC"; then
683	case "`uname -s`" in
684	win32 \| WIN32)
685	# Extract the first word of "cl", so it can be a program name with args.
686	set dummy cl; ac_word=$2
687	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
688	echo "configure:758: checking for $ac_word" >&5
689	if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
690	echo $ac_n "(cached) $ac_c" 1>&6
691	else
692	if test -n "$CC"; then
693	ac_cv_prog_CC="$CC" # Let the user override the test.
694	else
695	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
696	ac_dummy="$PATH"
697	for ac_dir in $ac_dummy; do
698	test -z "$ac_dir" && ac_dir=.
699	if test -f $ac_dir/$ac_word; then
700	ac_cv_prog_CC="cl"
701	break
702	fi
703	done
704	IFS="$ac_save_ifs"
705	fi
706	fi
707	CC="$ac_cv_prog_CC"
708	if test -n "$CC"; then
709	echo "$ac_t""$CC" 1>&6
710	else
711	echo "$ac_t""no" 1>&6
712	fi
713	;;
714	esac
715	fi
716	test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
717	fi
718
719	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
720	echo "configure:790: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
721
722	ac_ext=c
723	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
724	ac_cpp='$CPP $CPPFLAGS'
725	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
726	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
727	cross_compiling=$ac_cv_prog_cc_cross
728
729	cat > conftest.$ac_ext << EOF
730
731	#line 801 "configure"
732	#include "confdefs.h"
733
734	main(){return(0);}
735	EOF
736	if { (eval echo configure:806: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
737	ac_cv_prog_cc_works=yes
738	# If we can't run a trivial program, we are probably using a cross compiler.
739	if (./conftest; exit) 2>/dev/null; then
740	ac_cv_prog_cc_cross=no
741	else
742	ac_cv_prog_cc_cross=yes
743	fi
744	else
745	echo "configure: failed program was:" >&5
746	cat conftest.$ac_ext >&5
747	ac_cv_prog_cc_works=no
748	fi
749	rm -fr conftest*
750	ac_ext=c
751	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
752	ac_cpp='$CPP $CPPFLAGS'
753	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
754	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
755	cross_compiling=$ac_cv_prog_cc_cross
756
757	echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
758	if test $ac_cv_prog_cc_works = no; then
759	{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
760	fi
761	echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
762	echo "configure:832: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
763	echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
764	cross_compiling=$ac_cv_prog_cc_cross
765
766	echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
767	echo "configure:837: checking whether we are using GNU C" >&5
768	if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
769	echo $ac_n "(cached) $ac_c" 1>&6
770	else
771	cat > conftest.c <<EOF
772	#ifdef __GNUC__
773	yes;
774	#endif
775	EOF
776	if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:846: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
777	ac_cv_prog_gcc=yes
778	else
779	ac_cv_prog_gcc=no
780	fi
781	fi
782
783	echo "$ac_t""$ac_cv_prog_gcc" 1>&6
784
785	if test $ac_cv_prog_gcc = yes; then
786	GCC=yes
787	else
788	GCC=
789	fi
790
791	ac_test_CFLAGS="${CFLAGS+set}"
792	ac_save_CFLAGS="$CFLAGS"
793	CFLAGS=
794	echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
795	echo "configure:865: checking whether ${CC-cc} accepts -g" >&5
796	if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
797	echo $ac_n "(cached) $ac_c" 1>&6
798	else
799	echo 'void f(){}' > conftest.c
800	if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
801	ac_cv_prog_cc_g=yes
802	else
803	ac_cv_prog_cc_g=no
804	fi
805	rm -f conftest*
806
807	fi
808
809	echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
810	if test "$ac_test_CFLAGS" = set; then
811	CFLAGS="$ac_save_CFLAGS"
812	elif test $ac_cv_prog_cc_g = yes; then
813	if test "$GCC" = yes; then
814	CFLAGS="-g -O2"
815	else
816	CFLAGS="-g"
817	fi
818	else
819	if test "$GCC" = yes; then
820	CFLAGS="-O2"
821	else
822	CFLAGS=
823	fi
824	fi
825
826	echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
827	echo "configure:897: checking how to run the C preprocessor" >&5
828	# On Suns, sometimes $CPP names a directory.
829	if test -n "$CPP" && test -d "$CPP"; then
830	CPP=
831	fi
832	if test -z "$CPP"; then
833	if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
834	echo $ac_n "(cached) $ac_c" 1>&6
835	else
836	# This must be in double quotes, not single quotes, because CPP may get
837	# substituted into the Makefile and "${CC-cc}" will confuse make.
838	CPP="${CC-cc} -E"
839	# On the NeXT, cc -E runs the code through the compiler's parser,
840	# not just through cpp.
841	cat > conftest.$ac_ext <<EOF
842	#line 912 "configure"
843	#include "confdefs.h"
844	#include <assert.h>
845	Syntax Error
846	EOF
847	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
848	{ (eval echo configure:918: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
849	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
850	if test -z "$ac_err"; then
851	:
852	else
853	echo "$ac_err" >&5
854	echo "configure: failed program was:" >&5
855	cat conftest.$ac_ext >&5
856	rm -rf conftest*
857	CPP="${CC-cc} -E -traditional-cpp"
858	cat > conftest.$ac_ext <<EOF
859	#line 929 "configure"
860	#include "confdefs.h"
861	#include <assert.h>
862	Syntax Error
863	EOF
864	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
865	{ (eval echo configure:935: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
866	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
867	if test -z "$ac_err"; then
868	:
869	else
870	echo "$ac_err" >&5
871	echo "configure: failed program was:" >&5
872	cat conftest.$ac_ext >&5
873	rm -rf conftest*
874	CPP="${CC-cc} -nologo -E"
875	cat > conftest.$ac_ext <<EOF
876	#line 946 "configure"
877	#include "confdefs.h"
878	#include <assert.h>
879	Syntax Error
880	EOF
881	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
882	{ (eval echo configure:952: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
883	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
884	if test -z "$ac_err"; then
885	:
886	else
887	echo "$ac_err" >&5
888	echo "configure: failed program was:" >&5
889	cat conftest.$ac_ext >&5
890	rm -rf conftest*
891	CPP=/lib/cpp
892	fi
893	rm -f conftest*
894	fi
895	rm -f conftest*
896	fi
897	rm -f conftest*
898	ac_cv_prog_CPP="$CPP"
899	fi
900	CPP="$ac_cv_prog_CPP"
901	else
902	ac_cv_prog_CPP="$CPP"
903	fi
904	echo "$ac_t""$CPP" 1>&6
905
906	ac_aux_dir=
907	for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
908	if test -f $ac_dir/install-sh; then
909	ac_aux_dir=$ac_dir
910	ac_install_sh="$ac_aux_dir/install-sh -c"
911	break
912	elif test -f $ac_dir/install.sh; then
913	ac_aux_dir=$ac_dir
914	ac_install_sh="$ac_aux_dir/install.sh -c"
915	break
916	fi
917	done
918	if test -z "$ac_aux_dir"; then
919	{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
920	fi
921	ac_config_guess=$ac_aux_dir/config.guess
922	ac_config_sub=$ac_aux_dir/config.sub
923	ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
924
925	# Find a good install program. We prefer a C program (faster),
926	# so one script is as good as another. But avoid the broken or
927	# incompatible versions:
928	# SysV /etc/install, /usr/sbin/install
929	# SunOS /usr/etc/install
930	# IRIX /sbin/install
931	# AIX /bin/install
932	# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
933	# AFS /usr/afsws/bin/install, which mishandles nonexistent args
934	# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
935	# ./install, which can be erroneously created by make from ./install.sh.
936	echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
937	echo "configure:1007: checking for a BSD compatible install" >&5
938	if test -z "$INSTALL"; then
939	if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
940	echo $ac_n "(cached) $ac_c" 1>&6
941	else
942	IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":"
943	for ac_dir in $PATH; do
944	# Account for people who put trailing slashes in PATH elements.
945	case "$ac_dir/" in
946	/\|./\|.//\|/etc/\|/usr/sbin/\|/usr/etc/\|/sbin/\|/usr/afsws/bin/\|/usr/ucb/) ;;
947	*)
948	# OSF1 and SCO ODT 3.0 have their own names for install.
949	# Don't use installbsd from OSF since it installs stuff as root
950	# by default.
951	for ac_prog in ginstall scoinst install; do
952	if test -f $ac_dir/$ac_prog; then
953	if test $ac_prog = install &&
954	grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
955	# AIX install. It has an incompatible calling convention.
956	:
957	else
958	ac_cv_path_install="$ac_dir/$ac_prog -c"
959	break 2
960	fi
961	fi
962	done
963	;;
964	esac
965	done
966	IFS="$ac_save_IFS"
967
968	fi
969	if test "${ac_cv_path_install+set}" = set; then
970	INSTALL="$ac_cv_path_install"
971	else
972	# As a last resort, use the slow shell script. We don't cache a
973	# path for INSTALL within a source directory, because that will
974	# break other packages using the cache if that directory is
975	# removed, or if the path is relative.
976	INSTALL="$ac_install_sh"
977	fi
978	fi
979	echo "$ac_t""$INSTALL" 1>&6
980
981	# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
982	# It thinks the first close brace ends the variable substitution.
983	test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
984
985	test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
986
987	test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
988
989	echo $ac_n "checking for AIX""... $ac_c" 1>&6
990	echo "configure:1060: checking for AIX" >&5
991	cat > conftest.$ac_ext <<EOF
992	#line 1062 "configure"
993	#include "confdefs.h"
994	#ifdef _AIX
995	yes
996	#endif
997
998	EOF
999	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1000	egrep "yes" >/dev/null 2>&1; then
1001	rm -rf conftest*
1002	echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
1003	#define _ALL_SOURCE 1
1004	EOF
1005
1006	else
1007	rm -rf conftest*
1008	echo "$ac_t""no" 1>&6
1009	fi
1010	rm -f conftest*
1011
1012
1013	for ac_prog in $CCC c++ g++ gcc CC cxx cc++ cl
1014	do
1015	# Extract the first word of "$ac_prog", so it can be a program name with args.
1016	set dummy $ac_prog; ac_word=$2
1017	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1018	echo "configure:1088: checking for $ac_word" >&5
1019	if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
1020	echo $ac_n "(cached) $ac_c" 1>&6
1021	else
1022	if test -n "$CXX"; then
1023	ac_cv_prog_CXX="$CXX" # Let the user override the test.
1024	else
1025	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1026	ac_dummy="$PATH"
1027	for ac_dir in $ac_dummy; do
1028	test -z "$ac_dir" && ac_dir=.
1029	if test -f $ac_dir/$ac_word; then
1030	ac_cv_prog_CXX="$ac_prog"
1031	break
1032	fi
1033	done
1034	IFS="$ac_save_ifs"
1035	fi
1036	fi
1037	CXX="$ac_cv_prog_CXX"
1038	if test -n "$CXX"; then
1039	echo "$ac_t""$CXX" 1>&6
1040	else
1041	echo "$ac_t""no" 1>&6
1042	fi
1043
1044	test -n "$CXX" && break
1045	done
1046	test -n "$CXX" \|\| CXX="gcc"
1047
1048
1049	echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
1050	echo "configure:1120: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
1051
1052	ac_ext=C
1053	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1054	ac_cpp='$CXXCPP $CPPFLAGS'
1055	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1056	ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1057	cross_compiling=$ac_cv_prog_cxx_cross
1058
1059	cat > conftest.$ac_ext << EOF
1060
1061	#line 1131 "configure"
1062	#include "confdefs.h"
1063
1064	int main(){return(0);}
1065	EOF
1066	if { (eval echo configure:1136: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1067	ac_cv_prog_cxx_works=yes
1068	# If we can't run a trivial program, we are probably using a cross compiler.
1069	if (./conftest; exit) 2>/dev/null; then
1070	ac_cv_prog_cxx_cross=no
1071	else
1072	ac_cv_prog_cxx_cross=yes
1073	fi
1074	else
1075	echo "configure: failed program was:" >&5
1076	cat conftest.$ac_ext >&5
1077	ac_cv_prog_cxx_works=no
1078	fi
1079	rm -fr conftest*
1080	ac_ext=c
1081	# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
1082	ac_cpp='$CPP $CPPFLAGS'
1083	ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
1084	ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
1085	cross_compiling=$ac_cv_prog_cc_cross
1086
1087	echo "$ac_t""$ac_cv_prog_cxx_works" 1>&6
1088	if test $ac_cv_prog_cxx_works = no; then
1089	{ echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }
1090	fi
1091	echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
1092	echo "configure:1162: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
1093	echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
1094	cross_compiling=$ac_cv_prog_cxx_cross
1095
1096	echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
1097	echo "configure:1167: checking whether we are using GNU C++" >&5
1098	if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
1099	echo $ac_n "(cached) $ac_c" 1>&6
1100	else
1101	cat > conftest.C <<EOF
1102	#ifdef __GNUC__
1103	yes;
1104	#endif
1105	EOF
1106	if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1176: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
1107	ac_cv_prog_gxx=yes
1108	else
1109	ac_cv_prog_gxx=no
1110	fi
1111	fi
1112
1113	echo "$ac_t""$ac_cv_prog_gxx" 1>&6
1114
1115	if test $ac_cv_prog_gxx = yes; then
1116	GXX=yes
1117	else
1118	GXX=
1119	fi
1120
1121	ac_test_CXXFLAGS="${CXXFLAGS+set}"
1122	ac_save_CXXFLAGS="$CXXFLAGS"
1123	CXXFLAGS=
1124	echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
1125	echo "configure:1195: checking whether ${CXX-g++} accepts -g" >&5
1126	if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
1127	echo $ac_n "(cached) $ac_c" 1>&6
1128	else
1129	echo 'void f(){}' > conftest.cc
1130	if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
1131	ac_cv_prog_cxx_g=yes
1132	else
1133	ac_cv_prog_cxx_g=no
1134	fi
1135	rm -f conftest*
1136
1137	fi
1138
1139	echo "$ac_t""$ac_cv_prog_cxx_g" 1>&6
1140	if test "$ac_test_CXXFLAGS" = set; then
1141	CXXFLAGS="$ac_save_CXXFLAGS"
1142	elif test $ac_cv_prog_cxx_g = yes; then
1143	if test "$GXX" = yes; then
1144	CXXFLAGS="-g -O2"
1145	else
1146	CXXFLAGS="-g"
1147	fi
1148	else
1149	if test "$GXX" = yes; then
1150	CXXFLAGS="-O2"
1151	else
1152	CXXFLAGS=
1153	fi
1154	fi
1155
1156
1157	SING_CC=${CC}; export SING_CC
1158	SING_CXX=${CXX}; export SING_CXX
1159
1160	# check whether the compiler accepts -pipe
1161	echo $ac_n "checking whether compiler accepts -pipe""... $ac_c" 1>&6
1162	echo "configure:1232: checking whether compiler accepts -pipe" >&5
1163	temp_cflags=${CFLAGS}
1164	CFLAGS="${CFLAGS} -pipe"
1165	if eval "test \"`echo '$''{'ac_cv_cxx_have_pipe'+set}'`\" = set"; then
1166	echo $ac_n "(cached) $ac_c" 1>&6
1167	else
1168	cat > conftest.$ac_ext <<EOF
1169	#line 1239 "configure"
1170	#include "confdefs.h"
1171
1172	int main() {
1173
1174	; return 0; }
1175	EOF
1176	if { (eval echo configure:1246: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
1177	rm -rf conftest*
1178	ac_cv_cxx_have_pipe=yes
1179	else
1180	echo "configure: failed program was:" >&5
1181	cat conftest.$ac_ext >&5
1182	rm -rf conftest*
1183	ac_cv_cxx_have_pipe=no
1184	fi
1185	rm -f conftest*
1186
1187	fi
1188
1189	echo "$ac_t""${ac_cv_cxx_have_pipe}" 1>&6
1190	CFLAGS=${temp_cflags}
1191	if test "${ac_cv_cxx_have_pipe}" != yes; then
1192	PIPE=
1193	else
1194	PIPE="-pipe"
1195	fi
1196
1197
1198	for ac_prog in perl5 perl
1199	do
1200	# Extract the first word of "$ac_prog", so it can be a program name with args.
1201	set dummy $ac_prog; ac_word=$2
1202	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1203	echo "configure:1273: checking for $ac_word" >&5
1204	if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
1205	echo $ac_n "(cached) $ac_c" 1>&6
1206	else
1207	if test -n "$PERL"; then
1208	ac_cv_prog_PERL="$PERL" # Let the user override the test.
1209	else
1210	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1211	ac_dummy="$PATH"
1212	for ac_dir in $ac_dummy; do
1213	test -z "$ac_dir" && ac_dir=.
1214	if test -f $ac_dir/$ac_word; then
1215	ac_cv_prog_PERL="$ac_prog"
1216	break
1217	fi
1218	done
1219	IFS="$ac_save_ifs"
1220	fi
1221	fi
1222	PERL="$ac_cv_prog_PERL"
1223	if test -n "$PERL"; then
1224	echo "$ac_t""$PERL" 1>&6
1225	else
1226	echo "$ac_t""no" 1>&6
1227	fi
1228
1229	test -n "$PERL" && break
1230	done
1231
1232	for ac_prog in uudecode "uudeview -i"
1233	do
1234	# Extract the first word of "$ac_prog", so it can be a program name with args.
1235	set dummy $ac_prog; ac_word=$2
1236	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1237	echo "configure:1307: checking for $ac_word" >&5
1238	if eval "test \"`echo '$''{'ac_cv_prog_UUDECODE'+set}'`\" = set"; then
1239	echo $ac_n "(cached) $ac_c" 1>&6
1240	else
1241	if test -n "$UUDECODE"; then
1242	ac_cv_prog_UUDECODE="$UUDECODE" # Let the user override the test.
1243	else
1244	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1245	ac_dummy="$PATH"
1246	for ac_dir in $ac_dummy; do
1247	test -z "$ac_dir" && ac_dir=.
1248	if test -f $ac_dir/$ac_word; then
1249	ac_cv_prog_UUDECODE="$ac_prog"
1250	break
1251	fi
1252	done
1253	IFS="$ac_save_ifs"
1254	fi
1255	fi
1256	UUDECODE="$ac_cv_prog_UUDECODE"
1257	if test -n "$UUDECODE"; then
1258	echo "$ac_t""$UUDECODE" 1>&6
1259	else
1260	echo "$ac_t""no" 1>&6
1261	fi
1262
1263	test -n "$UUDECODE" && break
1264	done
1265	test -n "$UUDECODE" \|\| UUDECODE="${pwd}/warn_not_found.sh uudecode"
1266
1267	for ac_prog in gunzip
1268	do
1269	# Extract the first word of "$ac_prog", so it can be a program name with args.
1270	set dummy $ac_prog; ac_word=$2
1271	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1272	echo "configure:1342: checking for $ac_word" >&5
1273	if eval "test \"`echo '$''{'ac_cv_prog_GUNZIP'+set}'`\" = set"; then
1274	echo $ac_n "(cached) $ac_c" 1>&6
1275	else
1276	if test -n "$GUNZIP"; then
1277	ac_cv_prog_GUNZIP="$GUNZIP" # Let the user override the test.
1278	else
1279	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1280	ac_dummy="$PATH"
1281	for ac_dir in $ac_dummy; do
1282	test -z "$ac_dir" && ac_dir=.
1283	if test -f $ac_dir/$ac_word; then
1284	ac_cv_prog_GUNZIP="$ac_prog"
1285	break
1286	fi
1287	done
1288	IFS="$ac_save_ifs"
1289	fi
1290	fi
1291	GUNZIP="$ac_cv_prog_GUNZIP"
1292	if test -n "$GUNZIP"; then
1293	echo "$ac_t""$GUNZIP" 1>&6
1294	else
1295	echo "$ac_t""no" 1>&6
1296	fi
1297
1298	test -n "$GUNZIP" && break
1299	done
1300	test -n "$GUNZIP" \|\| GUNZIP="${pwd}/warn_not_found.sh gunzip"
1301
1302	# don't use GZIP this breaks configure
1303	for ac_prog in gzip
1304	do
1305	# Extract the first word of "$ac_prog", so it can be a program name with args.
1306	set dummy $ac_prog; ac_word=$2
1307	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1308	echo "configure:1378: checking for $ac_word" >&5
1309	if eval "test \"`echo '$''{'ac_cv_prog_MYGZIP'+set}'`\" = set"; then
1310	echo $ac_n "(cached) $ac_c" 1>&6
1311	else
1312	if test -n "$MYGZIP"; then
1313	ac_cv_prog_MYGZIP="$MYGZIP" # Let the user override the test.
1314	else
1315	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1316	ac_dummy="$PATH"
1317	for ac_dir in $ac_dummy; do
1318	test -z "$ac_dir" && ac_dir=.
1319	if test -f $ac_dir/$ac_word; then
1320	ac_cv_prog_MYGZIP="$ac_prog"
1321	break
1322	fi
1323	done
1324	IFS="$ac_save_ifs"
1325	fi
1326	fi
1327	MYGZIP="$ac_cv_prog_MYGZIP"
1328	if test -n "$MYGZIP"; then
1329	echo "$ac_t""$MYGZIP" 1>&6
1330	else
1331	echo "$ac_t""no" 1>&6
1332	fi
1333
1334	test -n "$MYGZIP" && break
1335	done
1336	test -n "$MYGZIP" \|\| MYGZIP="${pwd}/warn_not_found.sh gzip"
1337
1338	# Extract the first word of "latex2html", so it can be a program name with args.
1339	set dummy latex2html; ac_word=$2
1340	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
1341	echo "configure:1411: checking for $ac_word" >&5
1342	if eval "test \"`echo '$''{'ac_cv_prog_LATEX2HTML'+set}'`\" = set"; then
1343	echo $ac_n "(cached) $ac_c" 1>&6
1344	else
1345	if test -n "$LATEX2HTML"; then
1346	ac_cv_prog_LATEX2HTML="$LATEX2HTML" # Let the user override the test.
1347	else
1348	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
1349	ac_dummy="$PATH"
1350	for ac_dir in $ac_dummy; do
1351	test -z "$ac_dir" && ac_dir=.
1352	if test -f $ac_dir/$ac_word; then
1353	ac_cv_prog_LATEX2HTML="latex2html"
1354	break
1355	fi
1356	done
1357	IFS="$ac_save_ifs"
1358	fi
1359	fi
1360	LATEX2HTML="$ac_cv_prog_LATEX2HTML"
1361	if test -n "$LATEX2HTML"; then
1362	echo "$ac_t""$LATEX2HTML" 1>&6
1363	else
1364	echo "$ac_t""no" 1>&6
1365	fi
1366
1367	echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
1368	echo "configure:1438: checking whether ln -s works" >&5
1369	if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
1370	echo $ac_n "(cached) $ac_c" 1>&6
1371	else
1372	rm -f conftestdata
1373	if ln -s X conftestdata 2>/dev/null
1374	then
1375	rm -f conftestdata
1376	ac_cv_prog_LN_S="ln -s"
1377	else
1378	ac_cv_prog_LN_S=ln
1379	fi
1380	fi
1381	LN_S="$ac_cv_prog_LN_S"
1382	if test "$ac_cv_prog_LN_S" = "ln -s"; then
1383	echo "$ac_t""yes" 1>&6
1384	else
1385	echo "$ac_t""no" 1>&6
1386	fi
1387
1388
1389	if test -r "${pwd}/mkinstalldirs"; then
1390	MKINSTALLDIRS=${pwd}/mkinstalldirs
1391
1392	else
1393	{ echo "configure: error: mkinstalldirs not foind in ${pwd}" 1>&2; exit 1; }
1394	fi
1395
1396	# expand prefix and pass it to subsequent configures
1397	if test "x$prefix" = xNONE; then
1398	prefix=${ac_default_prefix}
1399	ac_configure_args="$ac_configure_args --prefix=${prefix}"
1400	fi
1401
1402	# expand exec_prefix
1403	if test "x$exec_prefix" = xNONE; then
1404	exec_prefix=${prefix}/${ac_cv_singuname}
1405	ac_configure_args="$ac_configure_args --exec_prefix=${exec_prefix}"
1406	fi
1407
1408	# expand bindir
1409	if test "x$bindir" = 'x${exec_prefix}/bin'; then
1410	bindir="${exec_prefix}"
1411	ac_configure_args="$ac_configure_args --bindir=${bindir}"
1412	fi
1413
1414	# expand libdir
1415	if test "x$libdir" = 'x${exec_prefix}/lib'; then
1416	libdir="${exec_prefix}/lib"
1417	ac_configure_args="$ac_configure_args --libdir=${libdir}"
1418	fi
1419
1420	# expand includedir
1421	if test "x$includedir" = 'x${prefix}/include'; then
1422	includedir="${exec_prefix}/include"
1423	ac_configure_args="$ac_configure_args --includedir=${includedir}"
1424	fi
1425
1426	# construct name of installed Singular executable
1427	SINGULAR=${bindir}/Singular-${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}
1428	export SINGULAR
1429
1430
1431
1432	# add -I to CPPFLAGS and -L to LDFLAGS, just to be sure
1433	LDFLAGS="-L${libdir} ${LDFLAGS}"
1434	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
1435
1436	# check for AIX
1437	echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
1438	echo "configure:1508: checking whether _AIX is defined" >&5
1439	if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
1440	echo $ac_n "(cached) $ac_c" 1>&6
1441	else
1442	cat > conftest.$ac_ext <<EOF
1443	#line 1513 "configure"
1444	#include "confdefs.h"
1445	#ifdef _AIX
1446	yes
1447	#endif
1448
1449	EOF
1450	if (eval "$ac_cpp conftest.$ac_ext") 2>&5 \|
1451	egrep "yes" >/dev/null 2>&1; then
1452	rm -rf conftest*
1453	ac_cv_is_aix=yes
1454	else
1455	rm -rf conftest*
1456	ac_cv_is_aix=no
1457	fi
1458	rm -f conftest*
1459
1460	fi
1461
1462	if test "$ac_cv_is_aix" = yes; then
1463	echo "$ac_t""yes" 1>&6
1464	else
1465	echo "$ac_t""no" 1>&6
1466	fi
1467
1468	echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
1469	echo "configure:1539: checking for atof in -lm" >&5
1470	ac_lib_var=`echo m'_'atof \| sed 'y%./+-%__p_%'`
1471	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1472	echo $ac_n "(cached) $ac_c" 1>&6
1473	else
1474	ac_save_LIBS="$LIBS"
1475	LIBS="-lm $LIBS"
1476	cat > conftest.$ac_ext <<EOF
1477	#line 1547 "configure"
1478	#include "confdefs.h"
1479	/* Override any gcc2 internal prototype to avoid an error. */
1480	/* We use char because int might match the return type of a gcc2
1481	builtin and then its argument prototype would still apply. */
1482	char atof();
1483
1484	int main() {
1485	atof()
1486	; return 0; }
1487	EOF
1488	if { (eval echo configure:1558: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1489	rm -rf conftest*
1490	eval "ac_cv_lib_$ac_lib_var=yes"
1491	else
1492	echo "configure: failed program was:" >&5
1493	cat conftest.$ac_ext >&5
1494	rm -rf conftest*
1495	eval "ac_cv_lib_$ac_lib_var=no"
1496	fi
1497	rm -f conftest*
1498	LIBS="$ac_save_LIBS"
1499
1500	fi
1501	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1502	echo "$ac_t""yes" 1>&6
1503	ac_tr_lib=HAVE_LIB`echo m \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1504	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1505	cat >> confdefs.h <<EOF
1506	#define $ac_tr_lib 1
1507	EOF
1508
1509	LIBS="-lm $LIBS"
1510
1511	else
1512	echo "$ac_t""no" 1>&6
1513	fi
1514
1515	echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
1516	echo "configure:1586: checking for socket in -lbsd" >&5
1517	ac_lib_var=`echo bsd'_'socket \| sed 'y%./+-%__p_%'`
1518	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1519	echo $ac_n "(cached) $ac_c" 1>&6
1520	else
1521	ac_save_LIBS="$LIBS"
1522	LIBS="-lbsd $LIBS"
1523	cat > conftest.$ac_ext <<EOF
1524	#line 1594 "configure"
1525	#include "confdefs.h"
1526	/* Override any gcc2 internal prototype to avoid an error. */
1527	/* We use char because int might match the return type of a gcc2
1528	builtin and then its argument prototype would still apply. */
1529	char socket();
1530
1531	int main() {
1532	socket()
1533	; return 0; }
1534	EOF
1535	if { (eval echo configure:1605: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1536	rm -rf conftest*
1537	eval "ac_cv_lib_$ac_lib_var=yes"
1538	else
1539	echo "configure: failed program was:" >&5
1540	cat conftest.$ac_ext >&5
1541	rm -rf conftest*
1542	eval "ac_cv_lib_$ac_lib_var=no"
1543	fi
1544	rm -f conftest*
1545	LIBS="$ac_save_LIBS"
1546
1547	fi
1548	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1549	echo "$ac_t""yes" 1>&6
1550	ac_tr_lib=HAVE_LIB`echo bsd \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1551	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1552	cat >> confdefs.h <<EOF
1553	#define $ac_tr_lib 1
1554	EOF
1555
1556	LIBS="-lbsd $LIBS"
1557
1558	else
1559	echo "$ac_t""no" 1>&6
1560	fi
1561
1562	echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
1563	echo "configure:1633: checking for listen in -lsocket" >&5
1564	ac_lib_var=`echo socket'_'listen \| sed 'y%./+-%__p_%'`
1565	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1566	echo $ac_n "(cached) $ac_c" 1>&6
1567	else
1568	ac_save_LIBS="$LIBS"
1569	LIBS="-lsocket $LIBS"
1570	cat > conftest.$ac_ext <<EOF
1571	#line 1641 "configure"
1572	#include "confdefs.h"
1573	/* Override any gcc2 internal prototype to avoid an error. */
1574	/* We use char because int might match the return type of a gcc2
1575	builtin and then its argument prototype would still apply. */
1576	char listen();
1577
1578	int main() {
1579	listen()
1580	; return 0; }
1581	EOF
1582	if { (eval echo configure:1652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1583	rm -rf conftest*
1584	eval "ac_cv_lib_$ac_lib_var=yes"
1585	else
1586	echo "configure: failed program was:" >&5
1587	cat conftest.$ac_ext >&5
1588	rm -rf conftest*
1589	eval "ac_cv_lib_$ac_lib_var=no"
1590	fi
1591	rm -f conftest*
1592	LIBS="$ac_save_LIBS"
1593
1594	fi
1595	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1596	echo "$ac_t""yes" 1>&6
1597	ac_tr_lib=HAVE_LIB`echo socket \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1598	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1599	cat >> confdefs.h <<EOF
1600	#define $ac_tr_lib 1
1601	EOF
1602
1603	LIBS="-lsocket $LIBS"
1604
1605	else
1606	echo "$ac_t""no" 1>&6
1607	fi
1608
1609	echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
1610	echo "configure:1680: checking for gethostbyname in -lnsl" >&5
1611	ac_lib_var=`echo nsl'_'gethostbyname \| sed 'y%./+-%__p_%'`
1612	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1613	echo $ac_n "(cached) $ac_c" 1>&6
1614	else
1615	ac_save_LIBS="$LIBS"
1616	LIBS="-lnsl $LIBS"
1617	cat > conftest.$ac_ext <<EOF
1618	#line 1688 "configure"
1619	#include "confdefs.h"
1620	/* Override any gcc2 internal prototype to avoid an error. */
1621	/* We use char because int might match the return type of a gcc2
1622	builtin and then its argument prototype would still apply. */
1623	char gethostbyname();
1624
1625	int main() {
1626	gethostbyname()
1627	; return 0; }
1628	EOF
1629	if { (eval echo configure:1699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1630	rm -rf conftest*
1631	eval "ac_cv_lib_$ac_lib_var=yes"
1632	else
1633	echo "configure: failed program was:" >&5
1634	cat conftest.$ac_ext >&5
1635	rm -rf conftest*
1636	eval "ac_cv_lib_$ac_lib_var=no"
1637	fi
1638	rm -f conftest*
1639	LIBS="$ac_save_LIBS"
1640
1641	fi
1642	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1643	echo "$ac_t""yes" 1>&6
1644	ac_tr_lib=HAVE_LIB`echo nsl \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1645	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1646	cat >> confdefs.h <<EOF
1647	#define $ac_tr_lib 1
1648	EOF
1649
1650	LIBS="-lnsl $LIBS"
1651
1652	else
1653	echo "$ac_t""no" 1>&6
1654	fi
1655
1656	echo $ac_n "checking for main in -lgmp""... $ac_c" 1>&6
1657	echo "configure:1727: checking for main in -lgmp" >&5
1658	ac_lib_var=`echo gmp'_'main \| sed 'y%./+-%__p_%'`
1659	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1660	echo $ac_n "(cached) $ac_c" 1>&6
1661	else
1662	ac_save_LIBS="$LIBS"
1663	LIBS="-lgmp $LIBS"
1664	cat > conftest.$ac_ext <<EOF
1665	#line 1735 "configure"
1666	#include "confdefs.h"
1667
1668	int main() {
1669	main()
1670	; return 0; }
1671	EOF
1672	if { (eval echo configure:1742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1673	rm -rf conftest*
1674	eval "ac_cv_lib_$ac_lib_var=yes"
1675	else
1676	echo "configure: failed program was:" >&5
1677	cat conftest.$ac_ext >&5
1678	rm -rf conftest*
1679	eval "ac_cv_lib_$ac_lib_var=no"
1680	fi
1681	rm -f conftest*
1682	LIBS="$ac_save_LIBS"
1683
1684	fi
1685	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1686	echo "$ac_t""yes" 1>&6
1687	ac_tr_lib=HAVE_LIB`echo gmp \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1688	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1689	cat >> confdefs.h <<EOF
1690	#define $ac_tr_lib 1
1691	EOF
1692
1693	LIBS="-lgmp $LIBS"
1694
1695	else
1696	echo "$ac_t""no" 1>&6
1697	fi
1698
1699	echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
1700	echo "configure:1770: checking for IMP_PutGmpInt in -lMP" >&5
1701	ac_lib_var=`echo MP'_'IMP_PutGmpInt \| sed 'y%./+-%__p_%'`
1702	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1703	echo $ac_n "(cached) $ac_c" 1>&6
1704	else
1705	ac_save_LIBS="$LIBS"
1706	LIBS="-lMP $LIBS"
1707	cat > conftest.$ac_ext <<EOF
1708	#line 1778 "configure"
1709	#include "confdefs.h"
1710	/* Override any gcc2 internal prototype to avoid an error. */
1711	/* We use char because int might match the return type of a gcc2
1712	builtin and then its argument prototype would still apply. */
1713	char IMP_PutGmpInt();
1714
1715	int main() {
1716	IMP_PutGmpInt()
1717	; return 0; }
1718	EOF
1719	if { (eval echo configure:1789: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1720	rm -rf conftest*
1721	eval "ac_cv_lib_$ac_lib_var=yes"
1722	else
1723	echo "configure: failed program was:" >&5
1724	cat conftest.$ac_ext >&5
1725	rm -rf conftest*
1726	eval "ac_cv_lib_$ac_lib_var=no"
1727	fi
1728	rm -f conftest*
1729	LIBS="$ac_save_LIBS"
1730
1731	fi
1732	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1733	echo "$ac_t""yes" 1>&6
1734	ac_tr_lib=HAVE_LIB`echo MP \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1735	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1736	cat >> confdefs.h <<EOF
1737	#define $ac_tr_lib 1
1738	EOF
1739
1740	LIBS="-lMP $LIBS"
1741
1742	else
1743	echo "$ac_t""no" 1>&6
1744	fi
1745
1746	echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
1747	echo "configure:1817: checking for MPT_GetTree in -lMPT" >&5
1748	ac_lib_var=`echo MPT'_'MPT_GetTree \| sed 'y%./+-%__p_%'`
1749	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1750	echo $ac_n "(cached) $ac_c" 1>&6
1751	else
1752	ac_save_LIBS="$LIBS"
1753	LIBS="-lMPT $LIBS"
1754	cat > conftest.$ac_ext <<EOF
1755	#line 1825 "configure"
1756	#include "confdefs.h"
1757	/* Override any gcc2 internal prototype to avoid an error. */
1758	/* We use char because int might match the return type of a gcc2
1759	builtin and then its argument prototype would still apply. */
1760	char MPT_GetTree();
1761
1762	int main() {
1763	MPT_GetTree()
1764	; return 0; }
1765	EOF
1766	if { (eval echo configure:1836: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1767	rm -rf conftest*
1768	eval "ac_cv_lib_$ac_lib_var=yes"
1769	else
1770	echo "configure: failed program was:" >&5
1771	cat conftest.$ac_ext >&5
1772	rm -rf conftest*
1773	eval "ac_cv_lib_$ac_lib_var=no"
1774	fi
1775	rm -f conftest*
1776	LIBS="$ac_save_LIBS"
1777
1778	fi
1779	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1780	echo "$ac_t""yes" 1>&6
1781	ac_tr_lib=HAVE_LIB`echo MPT \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1782	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1783	cat >> confdefs.h <<EOF
1784	#define $ac_tr_lib 1
1785	EOF
1786
1787	LIBS="-lMPT $LIBS"
1788
1789	else
1790	echo "$ac_t""no" 1>&6
1791	fi
1792
1793	echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
1794	echo "configure:1864: checking for atof in -lsingcf" >&5
1795	ac_lib_var=`echo singcf'_'atof \| sed 'y%./+-%__p_%'`
1796	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1797	echo $ac_n "(cached) $ac_c" 1>&6
1798	else
1799	ac_save_LIBS="$LIBS"
1800	LIBS="-lsingcf $LIBS"
1801	cat > conftest.$ac_ext <<EOF
1802	#line 1872 "configure"
1803	#include "confdefs.h"
1804	/* Override any gcc2 internal prototype to avoid an error. */
1805	/* We use char because int might match the return type of a gcc2
1806	builtin and then its argument prototype would still apply. */
1807	char atof();
1808
1809	int main() {
1810	atof()
1811	; return 0; }
1812	EOF
1813	if { (eval echo configure:1883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1814	rm -rf conftest*
1815	eval "ac_cv_lib_$ac_lib_var=yes"
1816	else
1817	echo "configure: failed program was:" >&5
1818	cat conftest.$ac_ext >&5
1819	rm -rf conftest*
1820	eval "ac_cv_lib_$ac_lib_var=no"
1821	fi
1822	rm -f conftest*
1823	LIBS="$ac_save_LIBS"
1824
1825	fi
1826	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1827	echo "$ac_t""yes" 1>&6
1828	ac_tr_lib=HAVE_LIB`echo singcf \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1829	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1830	cat >> confdefs.h <<EOF
1831	#define $ac_tr_lib 1
1832	EOF
1833
1834	LIBS="-lsingcf $LIBS"
1835
1836	else
1837	echo "$ac_t""no" 1>&6
1838	fi
1839
1840	echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
1841	echo "configure:1911: checking for atof in -lsingfac" >&5
1842	ac_lib_var=`echo singfac'_'atof \| sed 'y%./+-%__p_%'`
1843	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1844	echo $ac_n "(cached) $ac_c" 1>&6
1845	else
1846	ac_save_LIBS="$LIBS"
1847	LIBS="-lsingfac $LIBS"
1848	cat > conftest.$ac_ext <<EOF
1849	#line 1919 "configure"
1850	#include "confdefs.h"
1851	/* Override any gcc2 internal prototype to avoid an error. */
1852	/* We use char because int might match the return type of a gcc2
1853	builtin and then its argument prototype would still apply. */
1854	char atof();
1855
1856	int main() {
1857	atof()
1858	; return 0; }
1859	EOF
1860	if { (eval echo configure:1930: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1861	rm -rf conftest*
1862	eval "ac_cv_lib_$ac_lib_var=yes"
1863	else
1864	echo "configure: failed program was:" >&5
1865	cat conftest.$ac_ext >&5
1866	rm -rf conftest*
1867	eval "ac_cv_lib_$ac_lib_var=no"
1868	fi
1869	rm -f conftest*
1870	LIBS="$ac_save_LIBS"
1871
1872	fi
1873	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1874	echo "$ac_t""yes" 1>&6
1875	ac_tr_lib=HAVE_LIB`echo singfac \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1876	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1877	cat >> confdefs.h <<EOF
1878	#define $ac_tr_lib 1
1879	EOF
1880
1881	LIBS="-lsingfac $LIBS"
1882
1883	else
1884	echo "$ac_t""no" 1>&6
1885	fi
1886
1887	echo $ac_n "checking for omTestAddr in -lomalloc""... $ac_c" 1>&6
1888	echo "configure:1958: checking for omTestAddr in -lomalloc" >&5
1889	ac_lib_var=`echo omalloc'_'omTestAddr \| sed 'y%./+-%__p_%'`
1890	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1891	echo $ac_n "(cached) $ac_c" 1>&6
1892	else
1893	ac_save_LIBS="$LIBS"
1894	LIBS="-lomalloc $LIBS"
1895	cat > conftest.$ac_ext <<EOF
1896	#line 1966 "configure"
1897	#include "confdefs.h"
1898	/* Override any gcc2 internal prototype to avoid an error. */
1899	/* We use char because int might match the return type of a gcc2
1900	builtin and then its argument prototype would still apply. */
1901	char omTestAddr();
1902
1903	int main() {
1904	omTestAddr()
1905	; return 0; }
1906	EOF
1907	if { (eval echo configure:1977: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1908	rm -rf conftest*
1909	eval "ac_cv_lib_$ac_lib_var=yes"
1910	else
1911	echo "configure: failed program was:" >&5
1912	cat conftest.$ac_ext >&5
1913	rm -rf conftest*
1914	eval "ac_cv_lib_$ac_lib_var=no"
1915	fi
1916	rm -f conftest*
1917	LIBS="$ac_save_LIBS"
1918
1919	fi
1920	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1921	echo "$ac_t""yes" 1>&6
1922	ac_tr_lib=HAVE_LIB`echo omalloc \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1923	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1924	cat >> confdefs.h <<EOF
1925	#define $ac_tr_lib 1
1926	EOF
1927
1928	LIBS="-lomalloc $LIBS"
1929
1930	else
1931	echo "$ac_t""no" 1>&6
1932	fi
1933
1934	echo $ac_n "checking for main in -lomalloc_ndebug""... $ac_c" 1>&6
1935	echo "configure:2005: checking for main in -lomalloc_ndebug" >&5
1936	ac_lib_var=`echo omalloc_ndebug'_'main \| sed 'y%./+-%__p_%'`
1937	if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
1938	echo $ac_n "(cached) $ac_c" 1>&6
1939	else
1940	ac_save_LIBS="$LIBS"
1941	LIBS="-lomalloc_ndebug $LIBS"
1942	cat > conftest.$ac_ext <<EOF
1943	#line 2013 "configure"
1944	#include "confdefs.h"
1945
1946	int main() {
1947	main()
1948	; return 0; }
1949	EOF
1950	if { (eval echo configure:2020: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1951	rm -rf conftest*
1952	eval "ac_cv_lib_$ac_lib_var=yes"
1953	else
1954	echo "configure: failed program was:" >&5
1955	cat conftest.$ac_ext >&5
1956	rm -rf conftest*
1957	eval "ac_cv_lib_$ac_lib_var=no"
1958	fi
1959	rm -f conftest*
1960	LIBS="$ac_save_LIBS"
1961
1962	fi
1963	if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
1964	echo "$ac_t""yes" 1>&6
1965	ac_tr_lib=HAVE_LIB`echo omalloc_ndebug \| sed -e 's/[^a-zA-Z0-9_]/_/g' \
1966	-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
1967	cat >> confdefs.h <<EOF
1968	#define $ac_tr_lib 1
1969	EOF
1970
1971	LIBS="-lomalloc_ndebug $LIBS"
1972
1973	else
1974	echo "$ac_t""no" 1>&6
1975	fi
1976
1977
1978	for ac_hdr in gmp.h MP.h MPT.h factory.h factor.h omalloc.h
1979	do
1980	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
1981	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1982	echo "configure:2052: checking for $ac_hdr" >&5
1983	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
1984	echo $ac_n "(cached) $ac_c" 1>&6
1985	else
1986	cat > conftest.$ac_ext <<EOF
1987	#line 2057 "configure"
1988	#include "confdefs.h"
1989	#include <$ac_hdr>
1990	EOF
1991	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
1992	{ (eval echo configure:2062: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1993	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
1994	if test -z "$ac_err"; then
1995	rm -rf conftest*
1996	eval "ac_cv_header_$ac_safe=yes"
1997	else
1998	echo "$ac_err" >&5
1999	echo "configure: failed program was:" >&5
2000	cat conftest.$ac_ext >&5
2001	rm -rf conftest*
2002	eval "ac_cv_header_$ac_safe=no"
2003	fi
2004	rm -f conftest*
2005	fi
2006	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2007	echo "$ac_t""yes" 1>&6
2008	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
2009	cat >> confdefs.h <<EOF
2010	#define $ac_tr_hdr 1
2011	EOF
2012
2013	else
2014	echo "$ac_t""no" 1>&6
2015	fi
2016	done
2017
2018
2019	if test "$ac_cv_lib_gmp_main" = yes && \
2020	test "$ac_cv_header_gmp_h" = yes; then
2021	ac_gmp_ok=yes
2022	fi
2023
2024	if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
2025	test "$ac_cv_lib_MPT_MPT_GetTree" && \
2026	test "$ac_cv_header_MP_h" = yes && \
2027	test "$ac_cv_header_MPT_h" = yes; then
2028	ac_MP_ok=yes
2029	fi
2030
2031	if test "$ac_cv_lib_singcf_atof" = yes && \
2032	test "$ac_cv_header_factory_h" = yes; then
2033	ac_factory_ok=yes
2034	fi
2035
2036	if test "$ac_cv_lib_singfac_atof" = yes && \
2037	test "$ac_cv_header_factor_h" = yes; then
2038	ac_libfac_ok=yes
2039	fi
2040
2041	if test "$ac_cv_lib_omalloc_omTestAddr" = yes && \
2042	test "$ac_cv_lib_omalloc_ndebug_main" = yes && \
2043	test "$ac_cv_header_omalloc_c" = yes && \
2044	test "$ac_cv_header_omalloc_h" = yes; then
2045	ac_cv_omalloc_ok=yes
2046	fi
2047
2048
2049	DOC2TEX_EXAMPLE_EXCLUSIONS=""
2050
2051
2052	# Check whether --with-tmpdir or --without-tmpdir was given.
2053	if test "${with_tmpdir+set}" = set; then
2054	withval="$with_tmpdir"
2055	:
2056	fi
2057
2058	# Check whether --enable-omalloc or --disable-omalloc was given.
2059	if test "${enable_omalloc+set}" = set; then
2060	enableval="$enable_omalloc"
2061	:
2062	fi
2063
2064	# Check whether --enable-gmp or --disable-gmp was given.
2065	if test "${enable_gmp+set}" = set; then
2066	enableval="$enable_gmp"
2067	:
2068	fi
2069
2070	# Check whether --enable-MP or --disable-MP was given.
2071	if test "${enable_MP+set}" = set; then
2072	enableval="$enable_MP"
2073	:
2074	fi
2075
2076	# Check whether --enable-factory or --disable-factory was given.
2077	if test "${enable_factory+set}" = set; then
2078	enableval="$enable_factory"
2079	:
2080	fi
2081
2082	# Check whether --enable-libfac or --disable-libfac was given.
2083	if test "${enable_libfac+set}" = set; then
2084	enableval="$enable_libfac"
2085	:
2086	fi
2087
2088	# Check whether --enable-sgroup or --disable-sgroup was given.
2089	if test "${enable_sgroup+set}" = set; then
2090	enableval="$enable_sgroup"
2091	:
2092	fi
2093
2094	# Check whether --enable-Singular or --disable-Singular was given.
2095	if test "${enable_Singular+set}" = set; then
2096	enableval="$enable_Singular"
2097	:
2098	fi
2099
2100	# Check whether --enable-IntegerProgramming or --disable-IntegerProgramming was given.
2101	if test "${enable_IntegerProgramming+set}" = set; then
2102	enableval="$enable_IntegerProgramming"
2103	:
2104	fi
2105
2106	# Check whether --enable-Plural or --disable-Plural was given.
2107	if test "${enable_Plural+set}" = set; then
2108	enableval="$enable_Plural"
2109	:
2110	fi
2111
2112	# Check whether --enable-Texinfo or --disable-Texinfo was given.
2113	if test "${enable_Texinfo+set}" = set; then
2114	enableval="$enable_Texinfo"
2115	:
2116	fi
2117
2118	# Check whether --enable-Texi2html or --disable-Texi2html was given.
2119	if test "${enable_Texi2html+set}" = set; then
2120	enableval="$enable_Texi2html"
2121	:
2122	fi
2123
2124	# Check whether --enable-doc or --disable-doc was given.
2125	if test "${enable_doc+set}" = set; then
2126	enableval="$enable_doc"
2127	:
2128	fi
2129
2130	# Check whether --enable-emacs or --disable-emacs was given.
2131	if test "${enable_emacs+set}" = set; then
2132	enableval="$enable_emacs"
2133	:
2134	fi
2135
2136	# Check whether --with-MP or --without-MP was given.
2137	if test "${with_MP+set}" = set; then
2138	withval="$with_MP"
2139	:
2140	fi
2141
2142	# Check whether --with-factory or --without-factory was given.
2143	if test "${with_factory+set}" = set; then
2144	withval="$with_factory"
2145	:
2146	fi
2147
2148	# Check whether --with-libfac or --without-libfac was given.
2149	if test "${with_libfac+set}" = set; then
2150	withval="$with_libfac"
2151	:
2152	fi
2153
2154	# Check whether --with-gmp or --without-gmp was given.
2155	if test "${with_gmp+set}" = set; then
2156	withval="$with_gmp"
2157	:
2158	fi
2159
2160
2161	echo $ac_n "checking which tmp dir to use""... $ac_c" 1>&6
2162	echo "configure:2232: checking which tmp dir to use" >&5
2163	if test "${with_tmpdir+set}" = set && test -d ${with_tmpdir}; then
2164	if (echo "${with_tmpdir}" \| egrep "\." >/dev/null 2>&1)
2165	then
2166	TMP_DIR="${pwd}/tmp"
2167	else
2168	TMP_DIR=${with_tmpdir}
2169	fi
2170	else
2171	TMP_DIR="${pwd}/tmp"
2172	fi
2173	echo "$ac_t""$TMP_DIR" 1>&6
2174
2175
2176	echo $ac_n "checking whether to configure and build omalloc""... $ac_c" 1>&6
2177	echo "configure:2247: checking whether to configure and build omalloc" >&5
2178	if test "${enable_omalloc+set}" != set; then
2179	if test "$ac_cv_omalloc_ok" = yes; then
2180	enable_omalloc=no
2181	fi
2182	enable_omalloc_not_set=yes
2183	fi
2184	if test "$enable_omalloc" = no; then
2185	if test "$ac_cv_omalloc_ok" != yes; then
2186	{ echo "configure: error: can not build without omalloc" 1>&2; exit 1; }
2187	fi
2188	echo "$ac_t""no" 1>&6
2189	else
2190	if test -d omalloc; then
2191	echo "$ac_t""yes" 1>&6
2192	if test "$enable_omalloc_not_set" = yes; then
2193	ac_configure_args="$ac_configure_args --enable-omalloc --with-external-config_h='$pwd/Singular/omSingularConfig.h' --with-track-custom"
2194	fi
2195	CONFIG_SUBDIRS="$CONFIG_SUBDIRS omalloc"
2196	BUILD1_SUBDIRS="$BUILD1_SUBDIRS omalloc"
2197	if test "${with_malloc+set}" != set; then
2198	case "$ac_cv_singuname" in
2199	# under windows, it is best to use the provided malloc
2200	ix86-Win*)
2201	with_malloc=system
2202	ac_configure_args="$ac_configure_args --with-malloc=system"
2203	;;
2204	PowerMacintosh-darwin*)
2205	with_malloc=system
2206	ac_configure_args="$ac_configure_args --with-malloc=system"
2207	;;
2208	esac
2209	fi
2210	else
2211	{ echo "configure: error: need omalloc subdir" 1>&2; exit 1; }
2212	fi
2213	fi
2214
2215	echo $ac_n "checking whether to configure and build gfan lib""... $ac_c" 1>&6
2216	echo "configure:2286: checking whether to configure and build gfan lib" >&5
2217	if test "$enable_gfanlib" = yes; then
2218	if test -d gfanlib; then
2219	echo "$ac_t""yes" 1>&6
2220	CONFIG_SUBDIRS="$CONFIG_SUBDIRS gfanlib"
2221	BUILD1_SUBDIRS="$BUILD1_SUBDIRS gfanlib"
2222	else
2223	echo "$ac_t""no" 1>&6
2224	fi
2225	else
2226	echo "$ac_t""no" 1>&6
2227	fi
2228
2229	if test "$enable_gmp" = yes; then
2230	# for gmp-3.0 to work for all ix86 processors, set generic target
2231	if test "$target" = NONE; then
2232	case "$ac_cv_singuname" in
2233	ix86*)
2234	gmp_target=`./config.guess \| sed 's/^\w*-/i386-/'`
2235	ac_configure_args="$ac_configure_args --target=$gmp_target"
2236	;;
2237	esac
2238	fi
2239	# furthermore, disable building of dynamic libraries, for we want to
2240	# link against the static ones
2241	if test "$enable_shared" != no; then
2242	ac_configure_args="$ac_configure_args --disable-shared"
2243	fi
2244	fi
2245
2246	# Check whether we have gmp
2247	if test "$ac_gmp_ok" != yes && test "$enable_gmp" != yes; then
2248	{ echo "configure: error: can neither find nor built gmp" 1>&2; exit 1; }
2249	fi
2250
2251	# Check whether we need to cheat subsequent configures with --enable-gmp
2252	if test "$ac_gmp_ok" != yes && test "$enable_gmp" != yes; then
2253	ac_configure_args="$ac_configure_args --enable-gmp"
2254	fi
2255
2256	#AC_MSG_CHECKING(whether to configure and build MP lib)
2257	# requires: sizeof(long)==4
2258	echo $ac_n "checking size of long""... $ac_c" 1>&6
2259	echo "configure:2346: checking size of long" >&5
2260	if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
2261	echo $ac_n "(cached) $ac_c" 1>&6
2262	else
2263	if test "$cross_compiling" = yes; then
2264	ac_cv_sizeof_long=4
2265	else
2266	cat > conftest.$ac_ext <<EOF
2267	#line 2354 "configure"
2268	#include "confdefs.h"
2269	#include <stdio.h>
2270	main()
2271	{
2272	FILE *f=fopen("conftestval", "w");
2273	if (!f) exit(1);
2274	fprintf(f, "%d\n", sizeof(long));
2275	exit(0);
2276	}
2277	EOF
2278	if { (eval echo configure:2365: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
2279	then
2280	ac_cv_sizeof_long=`cat conftestval`
2281	else
2282	echo "configure: failed program was:" >&5
2283	cat conftest.$ac_ext >&5
2284	rm -fr conftest*
2285	ac_cv_sizeof_long=0
2286	fi
2287	rm -fr conftest*
2288	fi
2289
2290	fi
2291	echo "$ac_t""$ac_cv_sizeof_long" 1>&6
2292	cat >> confdefs.h <<EOF
2293	#define SIZEOF_LONG $ac_cv_sizeof_long
2294	EOF
2295
2296
2297	if test "$ac_cv_sizeof_long" != 4; then
2298	with_MP=no
2299	fi
2300
2301	echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
2302	echo "configure:2389: checking whether to configure and build MP lib" >&5
2303
2304	if test "$enable_MP" != yes && test "$enable_MP" != no; then
2305	if test "$with_MP" != no && test "$ac_MP_ok" != yes && test -d MP && \
2306	(test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes); then
2307	echo "$ac_t""yes" 1>&6
2308	enable_MP=yes
2309	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
2310	BUILD1_SUBDIRS="$BUILD1_SUBDIRS MP"
2311	ac_configure_args="$ac_configure_args --enable-MP"
2312	else
2313	echo "$ac_t""no" 1>&6
2314	enable_MP=no
2315	fi
2316	elif test "$enable_MP" = yes; then
2317	if test ! -d MP; then
2318	echo "$ac_t""no" 1>&6
2319	{ echo "configure: error: can not build MP without MP directory" 1>&2; exit 1; }
2320	fi
2321	if test "$enable_gmp" = yes \|\| test "$ac_gmp_ok" = yes; then
2322	echo "$ac_t""yes" 1>&6
2323	CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
2324	BUILD1_SUBDIRS="$BUILD1_SUBDIRS MP"
2325	else
2326	echo "$ac_t""no" 1>&6
2327	{ echo "configure: error: can not build MP without gmp" 1>&2; exit 1; }
2328	fi
2329	else
2330	echo "$ac_t""no" 1>&6
2331	fi
2332
2333	# need MP code to be compiled with -fPIC, should not hurt anybody else
2334	if test "$enable_MP" = yes && test "${with_extra_cflags+set}" != set; then
2335	ac_configure_args="$ac_configure_args --with-extra_cflags=-fPIC"
2336	fi
2337
2338	echo $ac_n "checking whether to configure and build NTL lib""... $ac_c" 1>&6
2339	echo "configure:2426: checking whether to configure and build NTL lib" >&5
2340	if test "$enable_NTL" != yes && test "$enable_NTL" != no; then
2341	if test "$with_NTL" != no && test "$ac_NTL_ok" != yes && \
2342	test -d ntl; then
2343	enable_NTL=yes
2344	echo "$ac_t""yes" 1>&6
2345	CONFIG_SUBDIRS="$CONFIG_SUBDIRS ntl"
2346	BUILD1_SUBDIRS="$BUILD1_SUBDIRS ntl"
2347	ac_configure_args="$ac_configure_args --enable-NTL"
2348	ac_ext=C
2349	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
2350	ac_cpp='$CXXCPP $CPPFLAGS'
2351	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
2352	ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
2353	cross_compiling=$ac_cv_prog_cxx_cross
2354
2355	echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
2356	echo "configure:2443: checking how to run the C++ preprocessor" >&5
2357	if test -z "$CXXCPP"; then
2358	if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
2359	echo $ac_n "(cached) $ac_c" 1>&6
2360	else
2361	ac_ext=C
2362	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
2363	ac_cpp='$CXXCPP $CPPFLAGS'
2364	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
2365	ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
2366	cross_compiling=$ac_cv_prog_cxx_cross
2367	CXXCPP="${CXX-g++} -E"
2368	cat > conftest.$ac_ext <<EOF
2369	#line 2456 "configure"
2370	#include "confdefs.h"
2371	#include <stdlib.h>
2372	EOF
2373	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2374	{ (eval echo configure:2461: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2375	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
2376	if test -z "$ac_err"; then
2377	:
2378	else
2379	echo "$ac_err" >&5
2380	echo "configure: failed program was:" >&5
2381	cat conftest.$ac_ext >&5
2382	rm -rf conftest*
2383	CXXCPP=/lib/cpp
2384	fi
2385	rm -f conftest*
2386	ac_cv_prog_CXXCPP="$CXXCPP"
2387	ac_ext=C
2388	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
2389	ac_cpp='$CXXCPP $CPPFLAGS'
2390	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
2391	ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
2392	cross_compiling=$ac_cv_prog_cxx_cross
2393	fi
2394	fi
2395	CXXCPP="$ac_cv_prog_CXXCPP"
2396	echo "$ac_t""$CXXCPP" 1>&6
2397
2398	for ac_hdr in iostream.h iostream
2399	do
2400	ac_safe=`echo "$ac_hdr" \| sed 'y%./+-%__p_%'`
2401	echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2402	echo "configure:2489: checking for $ac_hdr" >&5
2403	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2404	echo $ac_n "(cached) $ac_c" 1>&6
2405	else
2406	cat > conftest.$ac_ext <<EOF
2407	#line 2494 "configure"
2408	#include "confdefs.h"
2409	#include <$ac_hdr>
2410	EOF
2411	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
2412	{ (eval echo configure:2499: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2413	ac_err=`grep -v '^ *+' conftest.out \| grep -v "^conftest.${ac_ext}\$"`
2414	if test -z "$ac_err"; then
2415	rm -rf conftest*
2416	eval "ac_cv_header_$ac_safe=yes"
2417	else
2418	echo "$ac_err" >&5
2419	echo "configure: failed program was:" >&5
2420	cat conftest.$ac_ext >&5
2421	rm -rf conftest*
2422	eval "ac_cv_header_$ac_safe=no"
2423	fi
2424	rm -f conftest*
2425	fi
2426	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2427	echo "$ac_t""yes" 1>&6
2428	ac_tr_hdr=HAVE_`echo $ac_hdr \| sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
2429	cat >> confdefs.h <<EOF
2430	#define $ac_tr_hdr 1
2431	EOF
2432
2433	else
2434	echo "$ac_t""no" 1>&6
2435	fi
2436	done
2437
2438
2439	else
2440	enable_NTL=no
2441	echo "$ac_t""no" 1>&6
2442	fi
2443	elif test "$enable_NTL" = yes; then
2444	if test -d ntl; then
2445	echo "$ac_t""yes" 1>&6
2446	CONFIG_SUBDIRS="$CONFIG_SUBDIRS ntl"
2447	BUILD1_SUBDIRS="$BUILD1_SUBDIRS ntl"
2448	else
2449	echo "$ac_t""no" 1>&6
2450	{ echo "configure: error: can not build NTL without ntl directory" 1>&2; exit 1; }
2451	fi
2452	else
2453	echo "$ac_t""no" 1>&6
2454	fi
2455
2456	echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
2457	echo "configure:2544: checking whether to configure and build factory lib" >&5
2458	if test "$enable_factory" != yes && test "$enable_factory" != no; then
2459	if test "$with_factory" != no && test "$ac_factory_ok" != yes && \
2460	test -d factory; then
2461	enable_factory=yes
2462	echo "$ac_t""yes" 1>&6
2463	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2464	BUILD1_SUBDIRS="$BUILD1_SUBDIRS factory"
2465	ac_configure_args="$ac_configure_args --enable-factory"
2466	else
2467	enable_factory=no
2468	echo "$ac_t""no" 1>&6
2469	fi
2470	elif test "$enable_factory" = yes; then
2471	if test -d factory; then
2472	echo "$ac_t""yes" 1>&6
2473	CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
2474	BUILD1_SUBDIRS="$BUILD1_SUBDIRS factory"
2475	else
2476	echo "$ac_t""no" 1>&6
2477	{ echo "configure: error: can not build factory without factory directory" 1>&2; exit 1; }
2478	fi
2479	else
2480	echo "$ac_t""no" 1>&6
2481	fi
2482
2483	echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
2484	echo "configure:2571: checking whether to configure and build libfac lib" >&5
2485	if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
2486	if test "$with_libfac" != no && test "$ac_libfac_ok" != yes && \
2487	test -d libfac && \
2488	(test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes); then
2489	enable_libfac=yes
2490	echo "$ac_t""yes" 1>&6
2491	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2492	BUILD1_SUBDIRS="$BUILD1_SUBDIRS libfac"
2493	ac_configure_args="$ac_configure_args --enable-libfac"
2494	else
2495	enable_libfac=no
2496	echo "$ac_t""no" 1>&6
2497	fi
2498	elif test "$enable_libfac" = yes; then
2499	if test ! -d libfac; then
2500	echo "$ac_t""no" 1>&6
2501	{ echo "configure: error: can not build libfac without libfac directory" 1>&2; exit 1; }
2502	fi
2503	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2504	echo "$ac_t""yes" 1>&6
2505	CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
2506	BUILD1_SUBDIRS="$BUILD1_SUBDIRS libfac"
2507	else
2508	echo "$ac_t""no" 1>&6
2509	{ echo "configure: error: Can not build libfac without factory" 1>&2; exit 1; }
2510	fi
2511	else
2512	echo "$ac_t""no" 1>&6
2513	fi
2514
2515	echo $ac_n "checking whether to configure and build sgroup lib""... $ac_c" 1>&6
2516	echo "configure:2603: checking whether to configure and build sgroup lib" >&5
2517	if test "$enable_sgroup" = yes; then
2518	if test ! -d sgroup; then
2519	echo "$ac_t""no" 1>&6
2520	{ echo "configure: error: can not build sgroup without sgroup directory" 1>&2; exit 1; }
2521	fi
2522	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2523	echo "$ac_t""yes" 1>&6
2524	CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
2525	BUILD1_SUBDIRS="$BUILD1_SUBDIRS sgroup"
2526	else
2527	echo "$ac_t""no" 1>&6
2528	{ echo "configure: error: Can not build sgroup without MP" 1>&2; exit 1; }
2529	fi
2530	else
2531	echo "$ac_t""no" 1>&6
2532	fi
2533
2534	BUILD_SUBDIRS="$CONFIG_SUBDIRS"
2535
2536	echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
2537	echo "configure:2624: checking whether to configure and build Singular" >&5
2538	if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
2539	if test "$with_Singular" != no && test -d Singular; then
2540	enable_Singular=yes
2541	echo "$ac_t""yes" 1>&6
2542	CONFIG_SUBDIRS="$CONFIG_SUBDIRS misc reporter resource coeffs Singular"
2543	BUILD_SUBDIRS="$BUILD_SUBDIRS misc reporter resource coeffs kernel Singular"
2544	BUILD1_SUBDIRS="$BUILD1_SUBDIRS misc reporter resource coeffs kernel Singular"
2545	ac_configure_args="$ac_configure_args --enable-Singular"
2546	else
2547	enable_Singular=no
2548	echo "$ac_t""no" 1>&6
2549	fi
2550	elif test "$enable_Singular" = yes; then
2551	if test -d Singular; then
2552	echo "$ac_t""yes" 1>&6
2553	CONFIG_SUBDIRS="$CONFIG_SUBDIRS misc reporter resource coeffs Singular"
2554	BUILD_SUBDIRS="$BUILD_SUBDIRS misc reporter resource coeffs kernel Singular"
2555	BUILD1_SUBDIRS="$BUILD1_SUBDIRS misc reporter resource coeffs kernel Singular"
2556	else
2557	echo "$ac_t""no" 1>&6
2558	{ echo "configure: error: can not build Singular without Singular directory" 1>&2; exit 1; }
2559	fi
2560	else
2561	echo "$ac_t""no" 1>&6
2562	fi
2563
2564
2565	# test if IntegerProgramming should be built:
2566
2567	echo $ac_n "checking whether to build IntegerProgramming""... $ac_c" 1>&6
2568	echo "configure:2655: checking whether to build IntegerProgramming" >&5
2569	if test "$enable_IntegerProgramming" != no && test -d "IntegerProgramming"; then
2570	BUILD_SUBDIRS="$BUILD_SUBDIRS IntegerProgramming"
2571	BUILD1_SUBDIRS="$BUILD1_SUBDIRS IntegerProgramming"
2572	echo "$ac_t""yes" 1>&6
2573	if test "$enable_IntegerProgramming" != yes; then
2574	ac_configure_args="$ac_configure_args --enable-IntegerProgramming"
2575	fi
2576	else
2577	echo "$ac_t""no" 1>&6
2578	fi
2579
2580	echo $ac_n "checking whether to build Plural""... $ac_c" 1>&6
2581	echo "configure:2668: checking whether to build Plural" >&5
2582	if test "$enable_Plural" != no \|\| test "$with_Plural" != no; then
2583	echo "$ac_t""yes" 1>&6
2584	if test "$enable_Plural" != yes; then
2585	ac_configure_args="$ac_configure_args --enable-Plural"
2586	fi
2587	else
2588	echo "$ac_t""no" 1>&6
2589	fi
2590
2591
2592	echo $ac_n "checking whether to configure and build Texinfo""... $ac_c" 1>&6
2593	echo "configure:2680: checking whether to configure and build Texinfo" >&5
2594	if test "$enable_Texinfo" != no && test -d Texinfo; then
2595	echo "$ac_t""yes" 1>&6
2596	enable_texinfo=yes
2597	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texinfo"
2598	BUILD_SUBDIRS="$BUILD_SUBDIRS Texinfo"
2599	TEXI2PDF=${bindir}/texi2pdf
2600	MAKEINFO="${bindir}/makeinfo"
2601	TEXINDEX=${bindir}/texindex
2602
2603
2604
2605	if test "$enable_Texinfo" != yes; then
2606	ac_configure_args="$ac_configure_args --enable-Texinfo"
2607	fi
2608	else
2609	echo "$ac_t""no" 1>&6
2610	echo "configure: warning: Building of doc might fail. Need Texinfo" 1>&2
2611	enable_texinfo=no
2612	# Extract the first word of "makeinfo", so it can be a program name with args.
2613	set dummy makeinfo; ac_word=$2
2614	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2615	echo "configure:2702: checking for $ac_word" >&5
2616	if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
2617	echo $ac_n "(cached) $ac_c" 1>&6
2618	else
2619	if test -n "$MAKEINFO"; then
2620	ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
2621	else
2622	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2623	ac_dummy="$PATH"
2624	for ac_dir in $ac_dummy; do
2625	test -z "$ac_dir" && ac_dir=.
2626	if test -f $ac_dir/$ac_word; then
2627	ac_cv_prog_MAKEINFO="makeinfo"
2628	break
2629	fi
2630	done
2631	IFS="$ac_save_ifs"
2632	test -z "$ac_cv_prog_MAKEINFO" && ac_cv_prog_MAKEINFO="${pwd}/warn_not_found.sh makeinfo"
2633	fi
2634	fi
2635	MAKEINFO="$ac_cv_prog_MAKEINFO"
2636	if test -n "$MAKEINFO"; then
2637	echo "$ac_t""$MAKEINFO" 1>&6
2638	else
2639	echo "$ac_t""no" 1>&6
2640	fi
2641
2642	# Extract the first word of "texindex", so it can be a program name with args.
2643	set dummy texindex; ac_word=$2
2644	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2645	echo "configure:2732: checking for $ac_word" >&5
2646	if eval "test \"`echo '$''{'ac_cv_prog_TEXINDEX'+set}'`\" = set"; then
2647	echo $ac_n "(cached) $ac_c" 1>&6
2648	else
2649	if test -n "$TEXINDEX"; then
2650	ac_cv_prog_TEXINDEX="$TEXINDEX" # Let the user override the test.
2651	else
2652	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2653	ac_dummy="$PATH"
2654	for ac_dir in $ac_dummy; do
2655	test -z "$ac_dir" && ac_dir=.
2656	if test -f $ac_dir/$ac_word; then
2657	ac_cv_prog_TEXINDEX="texindex"
2658	break
2659	fi
2660	done
2661	IFS="$ac_save_ifs"
2662	test -z "$ac_cv_prog_TEXINDEX" && ac_cv_prog_TEXINDEX="${pwd}/warn_not_found.sh texindex"
2663	fi
2664	fi
2665	TEXINDEX="$ac_cv_prog_TEXINDEX"
2666	if test -n "$TEXINDEX"; then
2667	echo "$ac_t""$TEXINDEX" 1>&6
2668	else
2669	echo "$ac_t""no" 1>&6
2670	fi
2671
2672	# Extract the first word of "texi2pdf", so it can be a program name with args.
2673	set dummy texi2pdf; ac_word=$2
2674	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2675	echo "configure:2762: checking for $ac_word" >&5
2676	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2PDF'+set}'`\" = set"; then
2677	echo $ac_n "(cached) $ac_c" 1>&6
2678	else
2679	if test -n "$TEXI2PDF"; then
2680	ac_cv_prog_TEXI2PDF="$TEXI2PDF" # Let the user override the test.
2681	else
2682	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2683	ac_dummy="$PATH"
2684	for ac_dir in $ac_dummy; do
2685	test -z "$ac_dir" && ac_dir=.
2686	if test -f $ac_dir/$ac_word; then
2687	ac_cv_prog_TEXI2PDF="texi2pdf"
2688	break
2689	fi
2690	done
2691	IFS="$ac_save_ifs"
2692	test -z "$ac_cv_prog_TEXI2PDF" && ac_cv_prog_TEXI2PDF="${pwd}/warn_not_found.sh texi2pdf"
2693	fi
2694	fi
2695	TEXI2PDF="$ac_cv_prog_TEXI2PDF"
2696	if test -n "$TEXI2PDF"; then
2697	echo "$ac_t""$TEXI2PDF" 1>&6
2698	else
2699	echo "$ac_t""no" 1>&6
2700	fi
2701
2702	fi
2703
2704	echo $ac_n "checking whether to configure and build Texi2html""... $ac_c" 1>&6
2705	echo "configure:2792: checking whether to configure and build Texi2html" >&5
2706	if test "$enable_Texi2html" != no && test -d Texi2html; then
2707	echo "$ac_t""yes" 1>&6
2708	CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texi2html"
2709	BUILD_SUBDIRS="$BUILD_SUBDIRS Texi2html"
2710	if test "$enable_Texi2html" != yes; then
2711	ac_configure_args="$ac_configure_args --enable-Texi2html"
2712	fi
2713	TEXI2HTML=${bindir}/texi2html
2714
2715	else
2716	echo "$ac_t""no" 1>&6
2717	# Extract the first word of "texi2html", so it can be a program name with args.
2718	set dummy texi2html; ac_word=$2
2719	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
2720	echo "configure:2807: checking for $ac_word" >&5
2721	if eval "test \"`echo '$''{'ac_cv_prog_TEXI2HTML'+set}'`\" = set"; then
2722	echo $ac_n "(cached) $ac_c" 1>&6
2723	else
2724	if test -n "$TEXI2HTML"; then
2725	ac_cv_prog_TEXI2HTML="$TEXI2HTML" # Let the user override the test.
2726	else
2727	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
2728	ac_dummy="$PATH"
2729	for ac_dir in $ac_dummy; do
2730	test -z "$ac_dir" && ac_dir=.
2731	if test -f $ac_dir/$ac_word; then
2732	ac_cv_prog_TEXI2HTML="texi2html"
2733	break
2734	fi
2735	done
2736	IFS="$ac_save_ifs"
2737	fi
2738	fi
2739	TEXI2HTML="$ac_cv_prog_TEXI2HTML"
2740	if test -n "$TEXI2HTML"; then
2741	echo "$ac_t""$TEXI2HTML" 1>&6
2742	else
2743	echo "$ac_t""no" 1>&6
2744	fi
2745
2746	fi
2747
2748	if test "${UUDECODE+set}" != set; then
2749	echo "configure: warning: uudecode not found. HTML doc generation will fail" 1>&2
2750	fi
2751	if test "${TEXI2HTML+set}" != set; then
2752	echo "configure: warning: texi2html not found. HTML doc generation will fail" 1>&2
2753	fi
2754	if test "$ac_cv_prog_LATEX2HTML" = latex2html; then
2755	TEXI2HTML_OPTS="-l2h"
2756	fi
2757
2758
2759
2760	echo $ac_n "checking whether to build doc""... $ac_c" 1>&6
2761	echo "configure:2848: checking whether to build doc" >&5
2762	if test "$enable_doc" != no && test -d doc; then
2763	echo "$ac_t""yes" 1>&6
2764	BUILD_SUBDIRS="$BUILD_SUBDIRS doc"
2765	if test "$enable_doc" != yes; then
2766	enable_doc=yes
2767	ac_configure_args="$ac_configure_args --enable-doc"
2768	fi
2769	else
2770	enable_doc=no
2771	echo "$ac_t""no" 1>&6
2772	fi
2773
2774	echo $ac_n "checking whether to build emacs""... $ac_c" 1>&6
2775	echo "configure:2862: checking whether to build emacs" >&5
2776	if test "$enable_doc" = yes && test "$enable_emacs" != no && test -d emacs; then
2777	echo "$ac_t""yes" 1>&6
2778	BUILD_SUBDIRS="$BUILD_SUBDIRS emacs"
2779	if test "$enable_emacs" != yes; then
2780	ac_configure_args="$ac_configure_args --enable-emacs"
2781	fi
2782	else
2783	echo "$ac_t""no" 1>&6
2784	fi
2785
2786	echo $ac_n "checking which apint package to use""... $ac_c" 1>&6
2787	echo "configure:2874: checking which apint package to use" >&5
2788	if test "$with_apint" = gmp; then
2789	if test "$ac_gmp_ok" = yes \|\| test "$enable_gmp" = yes; then
2790	echo "$ac_t""gmp" 1>&6
2791	else
2792	echo "$ac_t""none" 1>&6
2793	{ echo "configure: error: can not use with gmp without finding or building it" 1>&2; exit 1; }
2794	fi
2795	elif test "$ac_gmp_ok" = yes \|\| test "$enable_gmp"; then
2796	echo "$ac_t""gmp" 1>&6
2797	ac_configure_args="$ac_configure_args --with-apint=gmp"
2798	else
2799	{ echo "configure: error: gmp required" 1>&2; exit 1; }
2800	fi
2801
2802	echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
2803	echo "configure:2890: checking whether to use with MP" >&5
2804	if test "$with_MP" = yes; then
2805	if test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2806	echo "$ac_t""yes" 1>&6
2807	else
2808	echo "$ac_t""none" 1>&6
2809	{ echo "configure: error: can not use with MP without finding or building it" 1>&2; exit 1; }
2810	fi
2811	elif test "$with_MP" = no; then
2812	echo "$ac_t""no" 1>&6
2813	elif test "$ac_MP_ok" = yes \|\| test "$enable_MP" = yes; then
2814	echo "$ac_t""yes" 1>&6
2815	ac_configure_args="$ac_configure_args --with-MP"
2816	else
2817	echo "$ac_t""no" 1>&6
2818	ac_configure_args="$ac_configure_args --without-MP"
2819	DOC2TEX_EXAMPLE_EXCLUSIONS="$DOC2TEX_EXAMPLE_EXCLUSIONS -exclude MP"
2820	fi
2821
2822	echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
2823	echo "configure:2910: checking whether to use with factory" >&5
2824	if test "$with_factory" = yes; then
2825	if test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2826	echo "$ac_t""yes" 1>&6
2827	else
2828	echo "$ac_t""none" 1>&6
2829	{ echo "configure: error: can not use with factory without finding or building it" 1>&2; exit 1; }
2830	fi
2831	elif test "$with_factory" = no; then
2832	echo "$ac_t""no" 1>&6
2833	elif test "$ac_factory_ok" = yes \|\| test "$enable_factory" = yes; then
2834	echo "$ac_t""yes" 1>&6
2835	ac_configure_args="$ac_configure_args --with-factory"
2836	else
2837	echo "$ac_t""no" 1>&6
2838	ac_configure_args="$ac_configure_args --without-factory"
2839	fi
2840
2841	echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
2842	echo "configure:2929: checking whether to use with libfac" >&5
2843	if test "$with_libfac" = yes; then
2844	if test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2845	echo "$ac_t""yes" 1>&6
2846	else
2847	echo "$ac_t""none" 1>&6
2848	{ echo "configure: error: can not use with libfac without finding or building it" 1>&2; exit 1; }
2849	fi
2850	elif test "$with_libfac" = no; then
2851	echo "$ac_t""no" 1>&6
2852	elif test "$ac_libfac_ok" = yes \|\| test "$enable_libfac" = yes; then
2853	echo "$ac_t""yes" 1>&6
2854	ac_configure_args="$ac_configure_args --with-libfac"
2855	else
2856	echo "$ac_t""no" 1>&6
2857	ac_configure_args="$ac_configure_args --without-libfac"
2858	fi
2859
2860
2861
2862	echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
2863	echo "configure:2950: checking whether to use with Singular" >&5
2864	if test "$with_Singular" != no && test "$with_Singular" != yes; then
2865	if test "$enable_Singular" = yes; then
2866	with_Singular=yes
2867	else
2868	with_Singular=no
2869	fi
2870	ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
2871	fi
2872
2873	if test "$with_Singular" != no; then
2874	echo "$ac_t""yes" 1>&6
2875	else
2876	echo "$ac_t""no" 1>&6
2877	fi
2878
2879
2880	SUBDIRS=""
2881	if test -d omalloc; then
2882	SUBDIRS="$SUBDIRS omalloc"
2883	fi
2884	if test -d gmp; then
2885	SUBDIRS="$SUBDIRS gmp"
2886	fi
2887	if test -d MP; then
2888	SUBDIRS="$SUBDIRS MP"
2889	fi
2890	if test -d ntl; then
2891	SUBDIRS="$SUBDIRS ntl"
2892	fi
2893	if test -d factory; then
2894	SUBDIRS="$SUBDIRS factory"
2895	fi
2896	if test -d libfac; then
2897	SUBDIRS="$SUBDIRS libfac"
2898	fi
2899	if test -d sgroup; then
2900	SUBDIRS="$SUBDIRS sgroup"
2901	fi
2902	if test -d kernel; then
2903	SUBDIRS="$SUBDIRS kernel"
2904	fi
2905	if test -d IntegerProgramming; then
2906	SUBDIRS="$SUBDIRS IntegerProgramming"
2907	fi
2908	if test -d Singular; then
2909	SUBDIRS="$SUBDIRS Singular"
2910	fi
2911	if test -d Texinfo; then
2912	SUBDIRS="$SUBDIRS Texinfo"
2913	fi
2914	if test -d Texi2html; then
2915	SUBDIRS="$SUBDIRS Texi2html"
2916	fi
2917	if test -d doc; then
2918	SUBDIRS="$SUBDIRS doc"
2919	fi
2920	if test -d emacs; then
2921	SUBDIRS="$SUBDIRS emacs"
2922	fi
2923	if test -d dyn_modules; then
2924	SUBDIRS="$SUBDIRS dyn_modules"
2925	fi
2926	if test -d "dyn_modules"; then
2927	CONFIG_SUBDIRS=$CONFIG_SUBDIRS" dyn_modules"
2928	BUILD_SUBDIRS=$BUILD_SUBDIRS" dyn_modules"
2929	fi
2930
2931	echo $ac_n "checking whether to use libsvd""... $ac_c" 1>&6
2932	echo "configure:3019: checking whether to use libsvd" >&5
2933	if test "$with_svd" = yes; then
2934	echo "$ac_t""yes" 1>&6
2935	CONFIG_SUBDIRS=$CONFIG_SUBDIRS" svd"
2936	BUILD_SUBDIRS=$BUILD_SUBDIRS" svd"
2937	else
2938	echo "$ac_t""no" 1>&6
2939	fi
2940
2941	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
2942	echo "configure:3029: checking whether ${MAKE-make} sets \${MAKE}" >&5
2943	set dummy ${MAKE-make}; ac_make=`echo "$2" \| sed 'y%./+-%__p_%'`
2944	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
2945	echo $ac_n "(cached) $ac_c" 1>&6
2946	else
2947	cat > conftestmake <<\EOF
2948	all:
2949	@echo 'ac_maketemp="${MAKE}"'
2950	EOF
2951	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
2952	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
2953	if test -n "$ac_maketemp"; then
2954	eval ac_cv_prog_make_${ac_make}_set=yes
2955	else
2956	eval ac_cv_prog_make_${ac_make}_set=no
2957	fi
2958	rm -f conftestmake
2959	fi
2960	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
2961	echo "$ac_t""yes" 1>&6
2962	SET_MAKE=
2963	else
2964	echo "$ac_t""no" 1>&6
2965	SET_MAKE="MAKE=${MAKE-make}"
2966	fi
2967
2968
2969
2970
2971
2972	subdirs="$CONFIG_SUBDIRS"
2973
2974
2975	trap '' 1 2 15
2976	cat > confcache <<\EOF
2977	# This file is a shell script that caches the results of configure
2978	# tests run on this system so they can be shared between configure
2979	# scripts and configure runs. It is not useful on other systems.
2980	# If it contains results you don't want to keep, you may remove or edit it.
2981	#
2982	# By default, configure uses ./config.cache as the cache file,
2983	# creating it if it does not exist already. You can give configure
2984	# the --cache-file=FILE option to use a different cache file; that is
2985	# what configure does when it calls configure scripts in
2986	# subdirectories, so they share the cache.
2987	# Giving --cache-file=/dev/null disables caching, for debugging configure.
2988	# config.status only pays attention to the cache file if you give it the
2989	# --recheck option to rerun configure.
2990	#
2991	EOF
2992	# The following way of writing the cache mishandles newlines in values,
2993	# but we know of no workaround that is simple, portable, and efficient.
2994	# So, don't put newlines in cache variables' values.
2995	# Ultrix sh set writes to stderr and can't be redirected directly,
2996	# and sets the high bit in the cache file unless we assign to the vars.
2997	(set) 2>&1 \|
2998	case `(ac_space=' '; set \| grep ac_space) 2>&1` in
2999	ac_space=\ )
3000	# `set' does not quote correctly, so add quotes (double-quote substitution
3001	# turns \\\\ into \\, and sed turns \\ into \).
3002	sed -n \
3003	-e "s/'/'\\\\''/g" \
3004	-e "s/^\$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]\$=\$.*\$/\\1=\${\\1='\\2'}/p"
3005	;;
3006	*)
3007	# `set' quotes correctly as required by POSIX, so do not add quotes.
3008	sed -n -e 's/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=${\1=\2}/p'
3009	;;
3010	esac >> confcache
3011	if cmp -s $cache_file confcache; then
3012	:
3013	else
3014	if test -w $cache_file; then
3015	echo "updating cache $cache_file"
3016	cat confcache > $cache_file
3017	else
3018	echo "not updating unwritable cache $cache_file"
3019	fi
3020	fi
3021	rm -f confcache
3022
3023	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
3024
3025	test "x$prefix" = xNONE && prefix=$ac_default_prefix
3026	# Let make expand exec_prefix.
3027	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
3028
3029	# Any assignment to VPATH causes Sun make to only execute
3030	# the first set of double-colon rules, so remove it if not needed.
3031	# If there is a colon in the path, we need to keep it.
3032	if test "x$srcdir" = x.; then
3033	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
3034	fi
3035
3036	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
3037
3038	# Transform confdefs.h into DEFS.
3039	# Protect against shell expansion while executing Makefile rules.
3040	# Protect against Makefile macro expansion.
3041	cat > conftest.defs <<\EOF
3042	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
3043	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
3044	s%\[%\\&%g
3045	s%\]%\\&%g
3046	s%\$%$$%g
3047	EOF
3048	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
3049	rm -f conftest.defs
3050
3051
3052	# Without the "./", some shells look in PATH for config.status.
3053	: ${CONFIG_STATUS=./config.status}
3054
3055	echo creating $CONFIG_STATUS
3056	rm -f $CONFIG_STATUS
3057	cat > $CONFIG_STATUS <<EOF
3058	#! /bin/sh
3059	# Generated automatically by configure.
3060	# Run this file to recreate the current configuration.
3061	# This directory was configured as follows,
3062	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
3063	#
3064	# $0 $ac_configure_args
3065	#
3066	# Compiler output produced by configure, useful for debugging
3067	# configure, is in ./config.log if it exists.
3068
3069	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
3070	for ac_option
3071	do
3072	case "\$ac_option" in
3073	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
3074	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
3075	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
3076	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
3077	echo "$CONFIG_STATUS generated by autoconf version 2.13"
3078	exit 0 ;;
3079	-help \| --help \| --hel \| --he \| --h)
3080	echo "\$ac_cs_usage"; exit 0 ;;
3081	*) echo "\$ac_cs_usage"; exit 1 ;;
3082	esac
3083	done
3084
3085	ac_given_srcdir=$srcdir
3086	ac_given_INSTALL="$INSTALL"
3087
3088	trap 'rm -fr `echo "${OUTPUT_MAKEFILES}" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
3089	EOF
3090	cat >> $CONFIG_STATUS <<EOF
3091
3092	# Protect against being on the right side of a sed subst in config.status.
3093	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
3094	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
3095	$ac_vpsub
3096	$extrasub
3097	s%@SHELL@%$SHELL%g
3098	s%@CFLAGS@%$CFLAGS%g
3099	s%@CPPFLAGS@%$CPPFLAGS%g
3100	s%@CXXFLAGS@%$CXXFLAGS%g
3101	s%@FFLAGS@%$FFLAGS%g
3102	s%@DEFS@%$DEFS%g
3103	s%@LDFLAGS@%$LDFLAGS%g
3104	s%@LIBS@%$LIBS%g
3105	s%@exec_prefix@%$exec_prefix%g
3106	s%@prefix@%$prefix%g
3107	s%@program_transform_name@%$program_transform_name%g
3108	s%@bindir@%$bindir%g
3109	s%@sbindir@%$sbindir%g
3110	s%@libexecdir@%$libexecdir%g
3111	s%@datadir@%$datadir%g
3112	s%@sysconfdir@%$sysconfdir%g
3113	s%@sharedstatedir@%$sharedstatedir%g
3114	s%@localstatedir@%$localstatedir%g
3115	s%@libdir@%$libdir%g
3116	s%@includedir@%$includedir%g
3117	s%@oldincludedir@%$oldincludedir%g
3118	s%@infodir@%$infodir%g
3119	s%@mandir@%$mandir%g
3120	s%@SINGULAR_VERSION@%$SINGULAR_VERSION%g
3121	s%@VERSION_DATE@%$VERSION_DATE%g
3122	s%@SINGULAR_SHORT_VERSION@%$SINGULAR_SHORT_VERSION%g
3123	s%@SINGULAR_RPM_VERSION@%$SINGULAR_RPM_VERSION%g
3124	s%@SINGULAR_ROOT_DIR@%$SINGULAR_ROOT_DIR%g
3125	s%@SINGUNAME@%$SINGUNAME%g
3126	s%@SING_UNAME@%$SING_UNAME%g
3127	s%@CC@%$CC%g
3128	s%@CPP@%$CPP%g
3129	s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
3130	s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
3131	s%@INSTALL_DATA@%$INSTALL_DATA%g
3132	s%@CXX@%$CXX%g
3133	s%@PIPE@%$PIPE%g
3134	s%@PERL@%$PERL%g
3135	s%@UUDECODE@%$UUDECODE%g
3136	s%@GUNZIP@%$GUNZIP%g
3137	s%@MYGZIP@%$MYGZIP%g
3138	s%@LATEX2HTML@%$LATEX2HTML%g
3139	s%@LN_S@%$LN_S%g
3140	s%@MKINSTALLDIRS@%$MKINSTALLDIRS%g
3141	s%@SINGULAR@%$SINGULAR%g
3142	s%@DOC2TEX_EXAMPLE_EXCLUSIONS@%$DOC2TEX_EXAMPLE_EXCLUSIONS%g
3143	s%@TMP_DIR@%$TMP_DIR%g
3144	s%@CXXCPP@%$CXXCPP%g
3145	s%@TEXI2PDF@%$TEXI2PDF%g
3146	s%@MAKEINFO@%$MAKEINFO%g
3147	s%@TEXINDEX@%$TEXINDEX%g
3148	s%@TEXI2HTML@%$TEXI2HTML%g
3149	s%@TEXI2HTML_OPTS@%$TEXI2HTML_OPTS%g
3150	s%@SET_MAKE@%$SET_MAKE%g
3151	s%@SUBDIRS@%$SUBDIRS%g
3152	s%@BUILD_SUBDIRS@%$BUILD_SUBDIRS%g
3153	s%@BUILD1_SUBDIRS@%$BUILD1_SUBDIRS%g
3154	s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
3155	s%@subdirs@%$subdirs%g
3156
3157	CEOF
3158	EOF
3159
3160	cat >> $CONFIG_STATUS <<\EOF
3161
3162	# Split the substitutions into bite-sized pieces for seds with
3163	# small command number limits, like on Digital OSF/1 and HP-UX.
3164	ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
3165	ac_file=1 # Number of current file.
3166	ac_beg=1 # First line for current file.
3167	ac_end=$ac_max_sed_cmds # Line after last line for current file.
3168	ac_more_lines=:
3169	ac_sed_cmds=""
3170	while $ac_more_lines; do
3171	if test $ac_beg -gt 1; then
3172	sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
3173	else
3174	sed "${ac_end}q" conftest.subs > conftest.s$ac_file
3175	fi
3176	if test ! -s conftest.s$ac_file; then
3177	ac_more_lines=false
3178	rm -f conftest.s$ac_file
3179	else
3180	if test -z "$ac_sed_cmds"; then
3181	ac_sed_cmds="sed -f conftest.s$ac_file"
3182	else
3183	ac_sed_cmds="$ac_sed_cmds \| sed -f conftest.s$ac_file"
3184	fi
3185	ac_file=`expr $ac_file + 1`
3186	ac_beg=$ac_end
3187	ac_end=`expr $ac_end + $ac_max_sed_cmds`
3188	fi
3189	done
3190	if test -z "$ac_sed_cmds"; then
3191	ac_sed_cmds=cat
3192	fi
3193	EOF
3194
3195	cat >> $CONFIG_STATUS <<EOF
3196
3197	CONFIG_FILES=\${CONFIG_FILES-"${OUTPUT_MAKEFILES}"}
3198	EOF
3199	cat >> $CONFIG_STATUS <<\EOF
3200	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
3201	# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
3202	case "$ac_file" in
3203	:) ac_file_in=`echo "$ac_file"\|sed 's%[^:]*:%%'`
3204	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
3205	*) ac_file_in="${ac_file}.in" ;;
3206	esac
3207
3208	# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
3209
3210	# Remove last slash and all that follows it. Not all systems have dirname.
3211	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
3212	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
3213	# The file is in a subdirectory.
3214	test ! -d "$ac_dir" && mkdir "$ac_dir"
3215	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
3216	# A "../" for each directory in $ac_dir_suffix.
3217	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
3218	else
3219	ac_dir_suffix= ac_dots=
3220	fi
3221
3222	case "$ac_given_srcdir" in
3223	.) srcdir=.
3224	if test -z "$ac_dots"; then top_srcdir=.
3225	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
3226	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
3227	*) # Relative path.
3228	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
3229	top_srcdir="$ac_dots$ac_given_srcdir" ;;
3230	esac
3231
3232	case "$ac_given_INSTALL" in
3233	[/$]*) INSTALL="$ac_given_INSTALL" ;;
3234	*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3235	esac
3236
3237	echo creating "$ac_file"
3238	rm -f "$ac_file"
3239	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
3240	case "$ac_file" in
3241	Makefile) ac_comsub="1i\\
3242	# $configure_input" ;;
3243	*) ac_comsub= ;;
3244	esac
3245
3246	ac_file_inputs=`echo $ac_file_in\|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
3247	sed -e "$ac_comsub
3248	s%@configure_input@%$configure_input%g
3249	s%@srcdir@%$srcdir%g
3250	s%@top_srcdir@%$top_srcdir%g
3251	s%@INSTALL@%$INSTALL%g
3252	" $ac_file_inputs \| (eval "$ac_sed_cmds") > $ac_file
3253	fi; done
3254	rm -f conftest.s*
3255
3256	EOF
3257	cat >> $CONFIG_STATUS <<EOF
3258
3259	EOF
3260	cat >> $CONFIG_STATUS <<\EOF
3261
3262	exit 0
3263	EOF
3264	chmod +x $CONFIG_STATUS
3265	rm -fr confdefs* $ac_clean_files
3266	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
3267
3268	if test "$no_recursion" != yes; then
3269
3270	# Remove --cache-file and --srcdir arguments so they do not pile up.
3271	ac_sub_configure_args=
3272	ac_prev=
3273	for ac_arg in $ac_configure_args; do
3274	if test -n "$ac_prev"; then
3275	ac_prev=
3276	continue
3277	fi
3278	case "$ac_arg" in
3279	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
3280	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
3281	ac_prev=cache_file ;;
3282	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
3283	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
3284	;;
3285	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
3286	ac_prev=srcdir ;;
3287	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
3288	;;
3289	*) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
3290	esac
3291	done
3292
3293	for ac_config_dir in $CONFIG_SUBDIRS; do
3294
3295	# Do not complain, so a configure script can configure whichever
3296	# parts of a large source tree are present.
3297	if test ! -d $srcdir/$ac_config_dir; then
3298	continue
3299	fi
3300
3301	echo configuring in $ac_config_dir
3302
3303	case "$srcdir" in
3304	.) ;;
3305	*)
3306	if test -d ./$ac_config_dir \|\| mkdir ./$ac_config_dir; then :;
3307	else
3308	{ echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
3309	fi
3310	;;
3311	esac
3312
3313	ac_popdir=`pwd`
3314	cd $ac_config_dir
3315
3316	# A "../" for each directory in /$ac_config_dir.
3317	ac_dots=`echo $ac_config_dir\|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
3318
3319	case "$srcdir" in
3320	.) # No --srcdir option. We are building in place.
3321	ac_sub_srcdir=$srcdir ;;
3322	/*) # Absolute path.
3323	ac_sub_srcdir=$srcdir/$ac_config_dir ;;
3324	*) # Relative path.
3325	ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
3326	esac
3327
3328	# Check for guested configure; otherwise get Cygnus style configure.
3329	if test -f $ac_sub_srcdir/configure; then
3330	ac_sub_configure=$ac_sub_srcdir/configure
3331	elif test -f $ac_sub_srcdir/configure.in; then
3332	ac_sub_configure=$ac_configure
3333	else
3334	echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
3335	ac_sub_configure=
3336	fi
3337
3338	# The recursion is here.
3339	if test -n "$ac_sub_configure"; then
3340
3341	# Make the cache file name correct relative to the subdirectory.
3342	case "$cache_file" in
3343	/*) ac_sub_cache_file=$cache_file ;;
3344	*) # Relative path.
3345	ac_sub_cache_file="$ac_dots$cache_file" ;;
3346	esac
3347	case "$ac_given_INSTALL" in
3348	[/$]*) INSTALL="$ac_given_INSTALL" ;;
3349	*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
3350	esac
3351
3352	echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
3353	# The eval makes quoting arguments work.
3354	if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
3355	then :
3356	else
3357	{ echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
3358	fi
3359	fi
3360
3361	cd $ac_popdir
3362	done
3363	fi
3364

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