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configure @ 3e55bc

spielwiese

Last change on this file since 3e55bc was 3e55bc, checked in by Hans Schönemann <hannes@…>, 27 years ago
* hannes/michael: libfac 0.2.4 git-svn-id: file:///usr/local/Singular/svn/trunk@377 2c84dea3-7e68-4137-9b89-c4e89433aadc
Property mode set to `100755`
File size: 34.8 KB

Line
1	#! /bin/sh
2
3	# Guess values for system-dependent variables and create Makefiles.
4	# Generated automatically using autoconf version 2.10
5	# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
6	#
7	# This configure script is free software; the Free Software Foundation
8	# gives unlimited permission to copy, distribute and modify it.
9
10	# Defaults:
11	ac_help=
12	ac_default_prefix=/usr/local
13	# Any additions from configure.in:
14	ac_help="$ac_help
15	--with-debug build with debugging options turned on"
16	ac_help="$ac_help
17	--with-Singular build for use with Singular"
18
19	# Initialize some variables set by options.
20	# The variables have the same names as the options, with
21	# dashes changed to underlines.
22	build=NONE
23	cache_file=./config.cache
24	exec_prefix=NONE
25	host=NONE
26	no_create=
27	nonopt=NONE
28	no_recursion=
29	prefix=NONE
30	program_prefix=NONE
31	program_suffix=NONE
32	program_transform_name=s,x,x,
33	silent=
34	site=
35	srcdir=
36	target=NONE
37	verbose=
38	x_includes=NONE
39	x_libraries=NONE
40	bindir='${exec_prefix}/bin'
41	sbindir='${exec_prefix}/sbin'
42	libexecdir='${exec_prefix}/libexec'
43	datadir='${prefix}/share'
44	sysconfdir='${prefix}/etc'
45	sharedstatedir='${prefix}/com'
46	localstatedir='${prefix}/var'
47	libdir='${exec_prefix}/lib'
48	includedir='${prefix}/include'
49	oldincludedir='/usr/include'
50	infodir='${prefix}/info'
51	mandir='${prefix}/man'
52
53	# Initialize some other variables.
54	subdirs=
55	MFLAGS= MAKEFLAGS=
56
57	ac_prev=
58	for ac_option
59	do
60
61	# If the previous option needs an argument, assign it.
62	if test -n "$ac_prev"; then
63	eval "$ac_prev=\$ac_option"
64	ac_prev=
65	continue
66	fi
67
68	case "$ac_option" in
69	-=) ac_optarg=`echo "$ac_option" \| sed 's/[-_a-zA-Z0-9]*=//'` ;;
70	*) ac_optarg= ;;
71	esac
72
73	# Accept the important Cygnus configure options, so we can diagnose typos.
74
75	case "$ac_option" in
76
77	-bindir \| --bindir \| --bindi \| --bind \| --bin \| --bi)
78	ac_prev=bindir ;;
79	-bindir=* \| --bindir=* \| --bindi=* \| --bind=* \| --bin=* \| --bi=*)
80	bindir="$ac_optarg" ;;
81
82	-build \| --build \| --buil \| --bui \| --bu)
83	ac_prev=build ;;
84	-build=* \| --build=* \| --buil=* \| --bui=* \| --bu=*)
85	build="$ac_optarg" ;;
86
87	-cache-file \| --cache-file \| --cache-fil \| --cache-fi \
88	\| --cache-f \| --cache- \| --cache \| --cach \| --cac \| --ca \| --c)
89	ac_prev=cache_file ;;
90	-cache-file=* \| --cache-file=* \| --cache-fil=* \| --cache-fi=* \
91	\| --cache-f=* \| --cache-=* \| --cache=* \| --cach=* \| --cac=* \| --ca=* \| --c=*)
92	cache_file="$ac_optarg" ;;
93
94	-datadir \| --datadir \| --datadi \| --datad \| --data \| --dat \| --da)
95	ac_prev=datadir ;;
96	-datadir=* \| --datadir=* \| --datadi=* \| --datad=* \| --data=* \| --dat=* \
97	\| --da=*)
98	datadir="$ac_optarg" ;;
99
100	-disable-* \| --disable-*)
101	ac_feature=`echo $ac_option\|sed -e 's/-*disable-//'`
102	# Reject names that are not valid shell variable names.
103	if test -n "`echo $ac_feature\| sed 's/[-a-zA-Z0-9_]//g'`"; then
104	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
105	fi
106	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
107	eval "enable_${ac_feature}=no" ;;
108
109	-enable-* \| --enable-*)
110	ac_feature=`echo $ac_option\|sed -e 's/-enable-//' -e 's/=.//'`
111	# Reject names that are not valid shell variable names.
112	if test -n "`echo $ac_feature\| sed 's/[-_a-zA-Z0-9]//g'`"; then
113	{ echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
114	fi
115	ac_feature=`echo $ac_feature\| sed 's/-/_/g'`
116	case "$ac_option" in
117	=) ;;
118	*) ac_optarg=yes ;;
119	esac
120	eval "enable_${ac_feature}='$ac_optarg'" ;;
121
122	-exec-prefix \| --exec_prefix \| --exec-prefix \| --exec-prefi \
123	\| --exec-pref \| --exec-pre \| --exec-pr \| --exec-p \| --exec- \
124	\| --exec \| --exe \| --ex)
125	ac_prev=exec_prefix ;;
126	-exec-prefix=* \| --exec_prefix=* \| --exec-prefix=* \| --exec-prefi=* \
127	\| --exec-pref=* \| --exec-pre=* \| --exec-pr=* \| --exec-p=* \| --exec-=* \
128	\| --exec=* \| --exe=* \| --ex=*)
129	exec_prefix="$ac_optarg" ;;
130
131	-gas \| --gas \| --ga \| --g)
132	# Obsolete; use --with-gas.
133	with_gas=yes ;;
134
135	-help \| --help \| --hel \| --he)
136	# Omit some internal or obsolete options to make the list less imposing.
137	# This message is too long to be a string in the A/UX 3.1 sh.
138	cat << EOF
139	Usage: configure [options] [host]
140	Options: [defaults in brackets after descriptions]
141	Configuration:
142	--cache-file=FILE cache test results in FILE
143	--help print this message
144	--no-create do not create output files
145	--quiet, --silent do not print \`checking...' messages
146	--version print the version of autoconf that created configure
147	Directory and file names:
148	--prefix=PREFIX install architecture-independent files in PREFIX
149	[$ac_default_prefix]
150	--exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
151	[same as prefix]
152	--bindir=DIR user executables in DIR [EPREFIX/bin]
153	--sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
154	--libexecdir=DIR program executables in DIR [EPREFIX/libexec]
155	--datadir=DIR read-only architecture-independent data in DIR
156	[PREFIX/share]
157	--sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
158	--sharedstatedir=DIR modifiable architecture-independent data in DIR
159	[PREFIX/com]
160	--localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
161	--libdir=DIR object code libraries in DIR [EPREFIX/lib]
162	--includedir=DIR C header files in DIR [PREFIX/include]
163	--oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
164	--infodir=DIR info documentation in DIR [PREFIX/info]
165	--mandir=DIR man documentation in DIR [PREFIX/man]
166	--srcdir=DIR find the sources in DIR [configure dir or ..]
167	--program-prefix=PREFIX prepend PREFIX to installed program names
168	--program-suffix=SUFFIX append SUFFIX to installed program names
169	--program-transform-name=PROGRAM
170	run sed PROGRAM on installed program names
171	EOF
172	cat << EOF
173	Host type:
174	--build=BUILD configure for building on BUILD [BUILD=HOST]
175	--host=HOST configure for HOST [guessed]
176	--target=TARGET configure for TARGET [TARGET=HOST]
177	Features and packages:
178	--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
179	--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
180	--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
181	--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
182	--x-includes=DIR X include files are in DIR
183	--x-libraries=DIR X library files are in DIR
184	EOF
185	if test -n "$ac_help"; then
186	echo "--enable and --with options recognized:$ac_help"
187	fi
188	exit 0 ;;
189
190	-host \| --host \| --hos \| --ho)
191	ac_prev=host ;;
192	-host=* \| --host=* \| --hos=* \| --ho=*)
193	host="$ac_optarg" ;;
194
195	-includedir \| --includedir \| --includedi \| --included \| --include \
196	\| --includ \| --inclu \| --incl \| --inc)
197	ac_prev=includedir ;;
198	-includedir=* \| --includedir=* \| --includedi=* \| --included=* \| --include=* \
199	\| --includ=* \| --inclu=* \| --incl=* \| --inc=*)
200	includedir="$ac_optarg" ;;
201
202	-infodir \| --infodir \| --infodi \| --infod \| --info \| --inf)
203	ac_prev=infodir ;;
204	-infodir=* \| --infodir=* \| --infodi=* \| --infod=* \| --info=* \| --inf=*)
205	infodir="$ac_optarg" ;;
206
207	-libdir \| --libdir \| --libdi \| --libd)
208	ac_prev=libdir ;;
209	-libdir=* \| --libdir=* \| --libdi=* \| --libd=*)
210	libdir="$ac_optarg" ;;
211
212	-libexecdir \| --libexecdir \| --libexecdi \| --libexecd \| --libexec \
213	\| --libexe \| --libex \| --libe)
214	ac_prev=libexecdir ;;
215	-libexecdir=* \| --libexecdir=* \| --libexecdi=* \| --libexecd=* \| --libexec=* \
216	\| --libexe=* \| --libex=* \| --libe=*)
217	libexecdir="$ac_optarg" ;;
218
219	-localstatedir \| --localstatedir \| --localstatedi \| --localstated \
220	\| --localstate \| --localstat \| --localsta \| --localst \
221	\| --locals \| --local \| --loca \| --loc \| --lo)
222	ac_prev=localstatedir ;;
223	-localstatedir=* \| --localstatedir=* \| --localstatedi=* \| --localstated=* \
224	\| --localstate=* \| --localstat=* \| --localsta=* \| --localst=* \
225	\| --locals=* \| --local=* \| --loca=* \| --loc=* \| --lo=*)
226	localstatedir="$ac_optarg" ;;
227
228	-mandir \| --mandir \| --mandi \| --mand \| --man \| --ma \| --m)
229	ac_prev=mandir ;;
230	-mandir=* \| --mandir=* \| --mandi=* \| --mand=* \| --man=* \| --ma=* \| --m=*)
231	mandir="$ac_optarg" ;;
232
233	-nfp \| --nfp \| --nf)
234	# Obsolete; use --without-fp.
235	with_fp=no ;;
236
237	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
238	\| --no-cr \| --no-c)
239	no_create=yes ;;
240
241	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
242	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r)
243	no_recursion=yes ;;
244
245	-oldincludedir \| --oldincludedir \| --oldincludedi \| --oldincluded \
246	\| --oldinclude \| --oldinclud \| --oldinclu \| --oldincl \| --oldinc \
247	\| --oldin \| --oldi \| --old \| --ol \| --o)
248	ac_prev=oldincludedir ;;
249	-oldincludedir=* \| --oldincludedir=* \| --oldincludedi=* \| --oldincluded=* \
250	\| --oldinclude=* \| --oldinclud=* \| --oldinclu=* \| --oldincl=* \| --oldinc=* \
251	\| --oldin=* \| --oldi=* \| --old=* \| --ol=* \| --o=*)
252	oldincludedir="$ac_optarg" ;;
253
254	-prefix \| --prefix \| --prefi \| --pref \| --pre \| --pr \| --p)
255	ac_prev=prefix ;;
256	-prefix=* \| --prefix=* \| --prefi=* \| --pref=* \| --pre=* \| --pr=* \| --p=*)
257	prefix="$ac_optarg" ;;
258
259	-program-prefix \| --program-prefix \| --program-prefi \| --program-pref \
260	\| --program-pre \| --program-pr \| --program-p)
261	ac_prev=program_prefix ;;
262	-program-prefix=* \| --program-prefix=* \| --program-prefi=* \
263	\| --program-pref=* \| --program-pre=* \| --program-pr=* \| --program-p=*)
264	program_prefix="$ac_optarg" ;;
265
266	-program-suffix \| --program-suffix \| --program-suffi \| --program-suff \
267	\| --program-suf \| --program-su \| --program-s)
268	ac_prev=program_suffix ;;
269	-program-suffix=* \| --program-suffix=* \| --program-suffi=* \
270	\| --program-suff=* \| --program-suf=* \| --program-su=* \| --program-s=*)
271	program_suffix="$ac_optarg" ;;
272
273	-program-transform-name \| --program-transform-name \
274	\| --program-transform-nam \| --program-transform-na \
275	\| --program-transform-n \| --program-transform- \
276	\| --program-transform \| --program-transfor \
277	\| --program-transfo \| --program-transf \
278	\| --program-trans \| --program-tran \
279	\| --progr-tra \| --program-tr \| --program-t)
280	ac_prev=program_transform_name ;;
281	-program-transform-name=* \| --program-transform-name=* \
282	\| --program-transform-nam=* \| --program-transform-na=* \
283	\| --program-transform-n=* \| --program-transform-=* \
284	\| --program-transform=* \| --program-transfor=* \
285	\| --program-transfo=* \| --program-transf=* \
286	\| --program-trans=* \| --program-tran=* \
287	\| --progr-tra=* \| --program-tr=* \| --program-t=*)
288	program_transform_name="$ac_optarg" ;;
289
290	-q \| -quiet \| --quiet \| --quie \| --qui \| --qu \| --q \
291	\| -silent \| --silent \| --silen \| --sile \| --sil)
292	silent=yes ;;
293
294	-sbindir \| --sbindir \| --sbindi \| --sbind \| --sbin \| --sbi \| --sb)
295	ac_prev=sbindir ;;
296	-sbindir=* \| --sbindir=* \| --sbindi=* \| --sbind=* \| --sbin=* \
297	\| --sbi=* \| --sb=*)
298	sbindir="$ac_optarg" ;;
299
300	-sharedstatedir \| --sharedstatedir \| --sharedstatedi \
301	\| --sharedstated \| --sharedstate \| --sharedstat \| --sharedsta \
302	\| --sharedst \| --shareds \| --shared \| --share \| --shar \
303	\| --sha \| --sh)
304	ac_prev=sharedstatedir ;;
305	-sharedstatedir=* \| --sharedstatedir=* \| --sharedstatedi=* \
306	\| --sharedstated=* \| --sharedstate=* \| --sharedstat=* \| --sharedsta=* \
307	\| --sharedst=* \| --shareds=* \| --shared=* \| --share=* \| --shar=* \
308	\| --sha=* \| --sh=*)
309	sharedstatedir="$ac_optarg" ;;
310
311	-site \| --site \| --sit)
312	ac_prev=site ;;
313	-site=* \| --site=* \| --sit=*)
314	site="$ac_optarg" ;;
315
316	-srcdir \| --srcdir \| --srcdi \| --srcd \| --src \| --sr)
317	ac_prev=srcdir ;;
318	-srcdir=* \| --srcdir=* \| --srcdi=* \| --srcd=* \| --src=* \| --sr=*)
319	srcdir="$ac_optarg" ;;
320
321	-sysconfdir \| --sysconfdir \| --sysconfdi \| --sysconfd \| --sysconf \
322	\| --syscon \| --sysco \| --sysc \| --sys \| --sy)
323	ac_prev=sysconfdir ;;
324	-sysconfdir=* \| --sysconfdir=* \| --sysconfdi=* \| --sysconfd=* \| --sysconf=* \
325	\| --syscon=* \| --sysco=* \| --sysc=* \| --sys=* \| --sy=*)
326	sysconfdir="$ac_optarg" ;;
327
328	-target \| --target \| --targe \| --targ \| --tar \| --ta \| --t)
329	ac_prev=target ;;
330	-target=* \| --target=* \| --targe=* \| --targ=* \| --tar=* \| --ta=* \| --t=*)
331	target="$ac_optarg" ;;
332
333	-v \| -verbose \| --verbose \| --verbos \| --verbo \| --verb)
334	verbose=yes ;;
335
336	-version \| --version \| --versio \| --versi \| --vers)
337	echo "configure generated by autoconf version 2.10"
338	exit 0 ;;
339
340	-with-* \| --with-*)
341	ac_package=`echo $ac_option\|sed -e 's/-with-//' -e 's/=.//'`
342	# Reject names that are not valid shell variable names.
343	if test -n "`echo $ac_package\| sed 's/[-_a-zA-Z0-9]//g'`"; then
344	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
345	fi
346	ac_package=`echo $ac_package\| sed 's/-/_/g'`
347	case "$ac_option" in
348	=) ;;
349	*) ac_optarg=yes ;;
350	esac
351	eval "with_${ac_package}='$ac_optarg'" ;;
352
353	-without-* \| --without-*)
354	ac_package=`echo $ac_option\|sed -e 's/-*without-//'`
355	# Reject names that are not valid shell variable names.
356	if test -n "`echo $ac_package\| sed 's/[-a-zA-Z0-9_]//g'`"; then
357	{ echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
358	fi
359	ac_package=`echo $ac_package\| sed 's/-/_/g'`
360	eval "with_${ac_package}=no" ;;
361
362	--x)
363	# Obsolete; use --with-x.
364	with_x=yes ;;
365
366	-x-includes \| --x-includes \| --x-include \| --x-includ \| --x-inclu \
367	\| --x-incl \| --x-inc \| --x-in \| --x-i)
368	ac_prev=x_includes ;;
369	-x-includes=* \| --x-includes=* \| --x-include=* \| --x-includ=* \| --x-inclu=* \
370	\| --x-incl=* \| --x-inc=* \| --x-in=* \| --x-i=*)
371	x_includes="$ac_optarg" ;;
372
373	-x-libraries \| --x-libraries \| --x-librarie \| --x-librari \
374	\| --x-librar \| --x-libra \| --x-libr \| --x-lib \| --x-li \| --x-l)
375	ac_prev=x_libraries ;;
376	-x-libraries=* \| --x-libraries=* \| --x-librarie=* \| --x-librari=* \
377	\| --x-librar=* \| --x-libra=* \| --x-libr=* \| --x-lib=* \| --x-li=* \| --x-l=*)
378	x_libraries="$ac_optarg" ;;
379
380	-*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
381	;;
382
383	*)
384	if test -n "`echo $ac_option\| sed 's/[-a-z0-9.]//g'`"; then
385	echo "configure: warning: $ac_option: invalid host type" 1>&2
386	fi
387	if test "x$nonopt" != xNONE; then
388	{ echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
389	fi
390	nonopt="$ac_option"
391	;;
392
393	esac
394	done
395
396	if test -n "$ac_prev"; then
397	{ echo "configure: error: missing argument to --`echo $ac_prev \| sed 's/_/-/g'`" 1>&2; exit 1; }
398	fi
399
400	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
401
402	# File descriptor usage:
403	# 0 standard input
404	# 1 file creation
405	# 2 errors and warnings
406	# 3 some systems may open it to /dev/tty
407	# 4 used on the Kubota Titan
408	# 6 checking for... messages and results
409	# 5 compiler messages saved in config.log
410	if test "$silent" = yes; then
411	exec 6>/dev/null
412	else
413	exec 6>&1
414	fi
415	exec 5>./config.log
416
417	echo "\
418	This file contains any messages produced by compilers while
419	running configure, to aid debugging if configure makes a mistake.
420	" 1>&5
421
422	# Strip out --no-create and --no-recursion so they do not pile up.
423	# Also quote any args containing shell metacharacters.
424	ac_configure_args=
425	for ac_arg
426	do
427	case "$ac_arg" in
428	-no-create \| --no-create \| --no-creat \| --no-crea \| --no-cre \
429	\| --no-cr \| --no-c) ;;
430	-no-recursion \| --no-recursion \| --no-recursio \| --no-recursi \
431	\| --no-recurs \| --no-recur \| --no-recu \| --no-rec \| --no-re \| --no-r) ;;
432	" "\|" "\|[\[\]\~\#\$\^\&\\{\}\\\\|\;\<\>\?]*)
433	ac_configure_args="$ac_configure_args '$ac_arg'" ;;
434	*) ac_configure_args="$ac_configure_args $ac_arg" ;;
435	esac
436	done
437
438	# NLS nuisances.
439	# Only set LANG and LC_ALL to C if already set.
440	# These must not be set unconditionally because not all systems understand
441	# e.g. LANG=C (notably SCO).
442	if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
443	if test "${LANG+set}" = set; then LANG=C; export LANG; fi
444
445	# confdefs.h avoids OS command line length limits that DEFS can exceed.
446	rm -rf conftest* confdefs.h
447	# AIX cpp loses on an empty file, so make sure it contains at least a newline.
448	echo > confdefs.h
449
450	# A filename unique to this package, relative to the directory that
451	# configure is in, which we can look for to find out if srcdir is correct.
452	ac_unique_file=factor.h
453
454	# Find the source files, if location was not specified.
455	if test -z "$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 $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
505
506	if (echo "testing\c"; echo 1,2,3) \| grep c >/dev/null; then
507	# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
508	if (echo -n testing; echo 1,2,3) \| sed s/-n/xn/ \| grep xn >/dev/null; then
509	ac_n= ac_c='
510	' ac_t=' '
511	else
512	ac_n=-n ac_c= ac_t=
513	fi
514	else
515	ac_n= ac_c='\c' ac_t=
516	fi
517
518
519
520
521	libfac_name="\"Factorization and characteristic sets library\""
522
523	libfac_version="0.2.4"
524
525	libfac_date="\"May 30 1997\""
526
527	libfac_author="\"M. Messollen\""
528
529
530	libfac="libfac"
531
532	libfac_g="libfac-g"
533
534	libsingfac="libsingfac"
535
536	libsingfac_g="libsingfac-g"
537
538	factorH="factor.h"
539
540
541
542	# Check whether --with-debug or --without-debug was given.
543	if test "${with_debug+set}" = set; then
544	withval="$with_debug"
545	:
546	fi
547
548
549	# Check whether --with-Singular or --without-Singular was given.
550	if test "${with_Singular+set}" = set; then
551	withval="$with_Singular"
552	:
553	fi
554
555
556	if test "$with_Singular" = yes; then
557	cat >> confdefs.h <<\EOF
558	#define HAVE_SINGULAR 1
559	EOF
560
561	if test "$with_debug" = yes; then
562	targetname="libsingfac-g"
563	else
564	targetname="libsingfac"
565	fi
566	else
567	if test "$with_debug" = yes; then
568	targetname="libfac-g"
569	else
570	targetname="libfac"
571	fi
572	fi
573
574	if (test "x${prefix} != xNONE && test "${prefix} != "/usr/local") \|\| \
575	test "${ac_default_prefix}" != "/usr/local" \|\| \
576	test "${includedir}" != '${prefix}/include'; then
577	CPPFLAGS="-I${includedir} ${CPPFLAGS}"
578	fi
579	CPPFLAGS="-I./factor ${CPPFLAGS}"
580
581	if (test "x${prefix} != xNONE && test "${prefix} != "/usr/local") \|\| \
582	test "${ac_default_prefix}" != "/usr/local" \|\| \
583	test "${libdir}" != '${prefix}/lib'; then
584	LDFLAGS="-L${libdir} ${LDFLAGS}"
585	fi
586	LDFLAGS="-L. ${LDFLAGS}"
587
588	if test "$with_debug" = yes; then
589	CXXFLAGS="-g"
590	else
591	CXXFLAGS="-O"
592	cat >> confdefs.h <<\EOF
593	#define NDEBUG 1
594	EOF
595
596	fi
597
598	ac_ext=C
599	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
600	ac_cpp='$CXXCPP $CPPFLAGS'
601	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
602	ac_link='${CXX-g++} -o conftest $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
603
604	for ac_prog in $CCC c++ g++ gcc CC cxx
605	do
606	# Extract the first word of "$ac_prog", so it can be a program name with args.
607	set dummy $ac_prog; ac_word=$2
608	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
609	if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
610	echo $ac_n "(cached) $ac_c" 1>&6
611	else
612	if test -n "$CXX"; then
613	ac_cv_prog_CXX="$CXX" # Let the user override the test.
614	else
615	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
616	for ac_dir in $PATH; do
617	test -z "$ac_dir" && ac_dir=.
618	if test -f $ac_dir/$ac_word; then
619	ac_cv_prog_CXX="$ac_prog"
620	break
621	fi
622	done
623	IFS="$ac_save_ifs"
624	fi
625	fi
626	CXX="$ac_cv_prog_CXX"
627	if test -n "$CXX"; then
628	echo "$ac_t""$CXX" 1>&6
629	else
630	echo "$ac_t""no" 1>&6
631	fi
632
633	test -n "$CXX" && break
634	done
635	test -n "$CXX" \|\| CXX="gcc"
636
637
638	echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
639	if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
640	echo $ac_n "(cached) $ac_c" 1>&6
641	else
642	cat > conftest.C <<EOF
643	#ifdef __GNUC__
644	yes;
645	#endif
646	EOF
647	if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:648: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } \| egrep yes >/dev/null 2>&1; then
648	ac_cv_prog_gxx=yes
649	else
650	ac_cv_prog_gxx=no
651	fi
652	fi
653
654	echo "$ac_t""$ac_cv_prog_gxx" 1>&6
655	if test $ac_cv_prog_gxx = yes; then
656	GXX=yes
657	if test "${CXXFLAGS+set}" != set; then
658	echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
659	if eval "test \"`echo '$''{'ac_cv_prog_gxx_g'+set}'`\" = set"; then
660	echo $ac_n "(cached) $ac_c" 1>&6
661	else
662	echo 'void f(){}' > conftest.cc
663	if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
664	ac_cv_prog_gxx_g=yes
665	else
666	ac_cv_prog_gxx_g=no
667	fi
668	rm -f conftest*
669
670	fi
671
672	echo "$ac_t""$ac_cv_prog_gxx_g" 1>&6
673	if test $ac_cv_prog_gxx_g = yes; then
674	CXXFLAGS="-g -O"
675	else
676	CXXFLAGS="-O"
677	fi
678	fi
679	else
680	GXX=
681	test "${CXXFLAGS+set}" = set \|\| CXXFLAGS="-g"
682	fi
683
684	echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
685	if test -z "$CXXCPP"; then
686	if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
687	echo $ac_n "(cached) $ac_c" 1>&6
688	else
689	ac_ext=C
690	# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
691	ac_cpp='$CXXCPP $CPPFLAGS'
692	ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
693	ac_link='${CXX-g++} -o conftest $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
694	CXXCPP="${CXX-g++} -E"
695	cat > conftest.$ac_ext <<EOF
696	#line 697 "configure"
697	#include "confdefs.h"
698	#include <stdlib.h>
699	EOF
700	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
701	{ (eval echo configure:702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
702	ac_err=`grep -v '^ *+' conftest.out`
703	if test -z "$ac_err"; then
704	:
705	else
706	echo "$ac_err" >&5
707	rm -rf conftest*
708	CXXCPP=/lib/cpp
709	fi
710	rm -f conftest*
711	ac_cv_prog_CXXCPP="$CXXCPP"
712	fi
713	fi
714	CXXCPP="$ac_cv_prog_CXXCPP"
715	echo "$ac_t""$CXXCPP" 1>&6
716
717
718	echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
719	set dummy ${MAKE-make}; ac_make=$2
720	if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
721	echo $ac_n "(cached) $ac_c" 1>&6
722	else
723	cat > conftestmake <<\EOF
724	all:
725	@echo 'ac_maketemp="${MAKE}"'
726	EOF
727	# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
728	eval `${MAKE-make} -f conftestmake 2>/dev/null \| grep temp=`
729	if test -n "$ac_maketemp"; then
730	eval ac_cv_prog_make_${ac_make}_set=yes
731	else
732	eval ac_cv_prog_make_${ac_make}_set=no
733	fi
734	rm -f conftestmake
735	fi
736	if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
737	echo "$ac_t""yes" 1>&6
738	SET_MAKE=
739	else
740	echo "$ac_t""no" 1>&6
741	SET_MAKE="MAKE=${MAKE-make}"
742	fi
743
744	# Extract the first word of "ranlib", so it can be a program name with args.
745	set dummy ranlib; ac_word=$2
746	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
747	if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
748	echo $ac_n "(cached) $ac_c" 1>&6
749	else
750	if test -n "$RANLIB"; then
751	ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
752	else
753	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
754	for ac_dir in $PATH; do
755	test -z "$ac_dir" && ac_dir=.
756	if test -f $ac_dir/$ac_word; then
757	ac_cv_prog_RANLIB="ranlib"
758	break
759	fi
760	done
761	IFS="$ac_save_ifs"
762	test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
763	fi
764	fi
765	RANLIB="$ac_cv_prog_RANLIB"
766	if test -n "$RANLIB"; then
767	echo "$ac_t""$RANLIB" 1>&6
768	else
769	echo "$ac_t""no" 1>&6
770	fi
771
772	# Extract the first word of "ar", so it can be a program name with args.
773	set dummy ar; ac_word=$2
774	echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
775	if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
776	echo $ac_n "(cached) $ac_c" 1>&6
777	else
778	if test -n "$AR"; then
779	ac_cv_prog_AR="$AR" # Let the user override the test.
780	else
781	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
782	for ac_dir in $PATH; do
783	test -z "$ac_dir" && ac_dir=.
784	if test -f $ac_dir/$ac_word; then
785	ac_cv_prog_AR="ar"
786	break
787	fi
788	done
789	IFS="$ac_save_ifs"
790	fi
791	fi
792	AR="$ac_cv_prog_AR"
793	if test -n "$AR"; then
794	echo "$ac_t""$AR" 1>&6
795	else
796	echo "$ac_t""no" 1>&6
797	fi
798
799	if test -z "$AR"; then
800	{ echo "configure: error: Need ar" 1>&2; exit 1; }
801	fi
802
803
804	ac_safe=`echo "factory.h" \| tr './\055' '___'`
805	echo $ac_n "checking for factory.h""... $ac_c" 1>&6
806	if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
807	echo $ac_n "(cached) $ac_c" 1>&6
808	else
809	cat > conftest.$ac_ext <<EOF
810	#line 811 "configure"
811	#include "confdefs.h"
812	#include <factory.h>
813	EOF
814	ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
815	{ (eval echo configure:816: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
816	ac_err=`grep -v '^ *+' conftest.out`
817	if test -z "$ac_err"; then
818	rm -rf conftest*
819	eval "ac_cv_header_$ac_safe=yes"
820	else
821	echo "$ac_err" >&5
822	rm -rf conftest*
823	eval "ac_cv_header_$ac_safe=no"
824	fi
825	rm -f conftest*
826	fi
827	if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
828	echo "$ac_t""yes" 1>&6
829	:
830	else
831	echo "$ac_t""no" 1>&6
832	echo "configure: warning: factory.h not found! Install factory before building libfac!" 1>&2
833	fi
834
835
836
837
838	echo $ac_n "checking for working const""... $ac_c" 1>&6
839	if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
840	echo $ac_n "(cached) $ac_c" 1>&6
841	else
842	cat > conftest.$ac_ext <<EOF
843	#line 844 "configure"
844	#include "confdefs.h"
845
846	int main() { return 0; }
847	int t() {
848
849	/* Ultrix mips cc rejects this. */
850	typedef int charset[2]; const charset x;
851	/* SunOS 4.1.1 cc rejects this. */
852	char const const ccp;
853	char **p;
854	/* NEC SVR4.0.2 mips cc rejects this. */
855	struct point {int x, y;};
856	static struct point const zero = {0,0};
857	/* AIX XL C 1.02.0.0 rejects this.
858	It does not let you subtract one const X* pointer from another in an arm
859	of an if-expression whose if-part is not a constant expression */
860	const char *g = "string";
861	ccp = &g + (g ? g-g : 0);
862	/* HPUX 7.0 cc rejects these. */
863	++ccp;
864	p = (char**) ccp;
865	ccp = (char const const ) p;
866	{ /* SCO 3.2v4 cc rejects this. */
867	char *t;
868	char const s = 0 ? (char ) 0 : (char const *) 0;
869
870	*t++ = 0;
871	}
872	{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
873	int x[] = {25, 17};
874	const int *foo = &x[0];
875	++foo;
876	}
877	{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
878	typedef const int *iptr;
879	iptr p = 0;
880	++p;
881	}
882	{ /* AIX XL C 1.02.0.0 rejects this saying
883	"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
884	struct s { int j; const int *ap[3]; };
885	struct s *b; b->j = 5;
886	}
887	{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
888	const int foo = 10;
889	}
890
891	; return 0; }
892	EOF
893	if { (eval echo configure:894: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
894	rm -rf conftest*
895	ac_cv_c_const=yes
896	else
897	rm -rf conftest*
898	ac_cv_c_const=no
899	fi
900	rm -f conftest*
901
902	fi
903
904	echo "$ac_t""$ac_cv_c_const" 1>&6
905	if test $ac_cv_c_const = no; then
906	cat >> confdefs.h <<\EOF
907	#define const
908	EOF
909
910	fi
911
912	echo $ac_n "checking for inline""... $ac_c" 1>&6
913	if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
914	echo $ac_n "(cached) $ac_c" 1>&6
915	else
916	ac_cv_c_inline=no
917	for ac_kw in inline __inline__ __inline; do
918	cat > conftest.$ac_ext <<EOF
919	#line 920 "configure"
920	#include "confdefs.h"
921
922	int main() { return 0; }
923	int t() {
924	} $ac_kw foo() {
925	; return 0; }
926	EOF
927	if { (eval echo configure:928: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
928	rm -rf conftest*
929	ac_cv_c_inline=$ac_kw; break
930	fi
931	rm -f conftest*
932
933	done
934
935	fi
936
937	echo "$ac_t""$ac_cv_c_inline" 1>&6
938	case "$ac_cv_c_inline" in
939	inline \| yes) ;;
940	no) cat >> confdefs.h <<\EOF
941	#define inline
942	EOF
943	;;
944	*) cat >> confdefs.h <<EOF
945	#define inline $ac_cv_c_inline
946	EOF
947	;;
948	esac
949
950
951	if test ${GXX} = yes; then
952	if test "$with_debug" = yes; then
953	CXXFLAGS="-O -g"
954	else
955	CXXFLAGS="-O3 "
956	fi
957	CXXTEMPLFLAGS="-fno-implicit-templates"
958	else
959	CXXTEMPFLAGS=""
960	fi
961
962
963	trap '' 1 2 15
964	cat > confcache <<\EOF
965	# This file is a shell script that caches the results of configure
966	# tests run on this system so they can be shared between configure
967	# scripts and configure runs. It is not useful on other systems.
968	# If it contains results you don't want to keep, you may remove or edit it.
969	#
970	# By default, configure uses ./config.cache as the cache file,
971	# creating it if it does not exist already. You can give configure
972	# the --cache-file=FILE option to use a different cache file; that is
973	# what configure does when it calls configure scripts in
974	# subdirectories, so they share the cache.
975	# Giving --cache-file=/dev/null disables caching, for debugging configure.
976	# config.status only pays attention to the cache file if you give it the
977	# --recheck option to rerun configure.
978	#
979	EOF
980	# Ultrix sh set writes to stderr and can't be redirected directly,
981	# and sets the high bit in the cache file unless we assign to the vars.
982	(set) 2>&1 \|
983	sed -n "s/^$[a-zA-Z0-9_]_cv_[a-zA-Z0-9_]$=$.*$/\1=\${\1='\2'}/p" \
984	>> confcache
985	if cmp -s $cache_file confcache; then
986	:
987	else
988	if test -w $cache_file; then
989	echo "updating cache $cache_file"
990	cat confcache > $cache_file
991	else
992	echo "not updating unwritable cache $cache_file"
993	fi
994	fi
995	rm -f confcache
996
997	trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
998
999	test "x$prefix" = xNONE && prefix=$ac_default_prefix
1000	# Let make expand exec_prefix.
1001	test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
1002
1003	# Any assignment to VPATH causes Sun make to only execute
1004	# the first set of double-colon rules, so remove it if not needed.
1005	# If there is a colon in the path, we need to keep it.
1006	if test "x$srcdir" = x.; then
1007	ac_vpsub='/^[ ]VPATH[ ]=[^:]*$/d'
1008	fi
1009
1010	trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
1011
1012	# Transform confdefs.h into DEFS.
1013	# Protect against shell expansion while executing Makefile rules.
1014	# Protect against Makefile macro expansion.
1015	cat > conftest.defs <<\EOF
1016	s%#define $[A-Za-z_][A-Za-z0-9_]$ $.*$%-D\1=\2%g
1017	s%[ `~#$^&*(){}\\\|;'"<>?]%\\&%g
1018	s%\[%\\&%g
1019	s%\]%\\&%g
1020	s%\$%$$%g
1021	EOF
1022	DEFS=`sed -f conftest.defs confdefs.h \| tr '\012' ' '`
1023	rm -f conftest.defs
1024
1025
1026	# Without the "./", some shells look in PATH for config.status.
1027	: ${CONFIG_STATUS=./config.status}
1028
1029	echo creating $CONFIG_STATUS
1030	rm -f $CONFIG_STATUS
1031	cat > $CONFIG_STATUS <<EOF
1032	#! /bin/sh
1033	# Generated automatically by configure.
1034	# Run this file to recreate the current configuration.
1035	# This directory was configured as follows,
1036	# on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
1037	#
1038	# $0 $ac_configure_args
1039	#
1040	# Compiler output produced by configure, useful for debugging
1041	# configure, is in ./config.log if it exists.
1042
1043	ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
1044	for ac_option
1045	do
1046	case "\$ac_option" in
1047	-recheck \| --recheck \| --rechec \| --reche \| --rech \| --rec \| --re \| --r)
1048	echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
1049	exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
1050	-version \| --version \| --versio \| --versi \| --vers \| --ver \| --ve \| --v)
1051	echo "$CONFIG_STATUS generated by autoconf version 2.10"
1052	exit 0 ;;
1053	-help \| --help \| --hel \| --he \| --h)
1054	echo "\$ac_cs_usage"; exit 0 ;;
1055	*) echo "\$ac_cs_usage"; exit 1 ;;
1056	esac
1057	done
1058
1059	ac_given_srcdir=$srcdir
1060
1061	trap 'rm -fr `echo "Makefile" \| sed "s/:[^ ]//g"` conftest; exit 1' 1 2 15
1062	EOF
1063	cat >> $CONFIG_STATUS <<EOF
1064
1065	# Protect against being on the right side of a sed subst in config.status.
1066	sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
1067	s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
1068	$ac_vpsub
1069	$extrasub
1070	s%@CFLAGS@%$CFLAGS%g
1071	s%@CPPFLAGS@%$CPPFLAGS%g
1072	s%@CXXFLAGS@%$CXXFLAGS%g
1073	s%@DEFS@%$DEFS%g
1074	s%@LDFLAGS@%$LDFLAGS%g
1075	s%@LIBS@%$LIBS%g
1076	s%@exec_prefix@%$exec_prefix%g
1077	s%@prefix@%$prefix%g
1078	s%@program_transform_name@%$program_transform_name%g
1079	s%@bindir@%$bindir%g
1080	s%@sbindir@%$sbindir%g
1081	s%@libexecdir@%$libexecdir%g
1082	s%@datadir@%$datadir%g
1083	s%@sysconfdir@%$sysconfdir%g
1084	s%@sharedstatedir@%$sharedstatedir%g
1085	s%@localstatedir@%$localstatedir%g
1086	s%@libdir@%$libdir%g
1087	s%@includedir@%$includedir%g
1088	s%@oldincludedir@%$oldincludedir%g
1089	s%@infodir@%$infodir%g
1090	s%@mandir@%$mandir%g
1091	s%@libfac_name@%$libfac_name%g
1092	s%@libfac_version@%$libfac_version%g
1093	s%@libfac_date@%$libfac_date%g
1094	s%@libfac_author@%$libfac_author%g
1095	s%@libfac@%$libfac%g
1096	s%@libfac_g@%$libfac_g%g
1097	s%@libsingfac@%$libsingfac%g
1098	s%@libsingfac_g@%$libsingfac_g%g
1099	s%@factorH@%$factorH%g
1100	s%@targetname@%$targetname%g
1101	s%@CXX@%$CXX%g
1102	s%@CXXCPP@%$CXXCPP%g
1103	s%@SET_MAKE@%$SET_MAKE%g
1104	s%@RANLIB@%$RANLIB%g
1105	s%@AR@%$AR%g
1106	s%@CXXTEMPLFLAGS@%$CXXTEMPLFLAGS%g
1107
1108	CEOF
1109	EOF
1110	cat >> $CONFIG_STATUS <<EOF
1111
1112	CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
1113	EOF
1114	cat >> $CONFIG_STATUS <<\EOF
1115	for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
1116	# Support "outfile[:infile]", defaulting infile="outfile.in".
1117	case "$ac_file" in
1118	:) ac_file_in=`echo "$ac_file"\|sed 's%.*:%%'`
1119	ac_file=`echo "$ac_file"\|sed 's%:.*%%'` ;;
1120	*) ac_file_in="${ac_file}.in" ;;
1121	esac
1122
1123	# Adjust relative srcdir, etc. for subdirectories.
1124
1125	# Remove last slash and all that follows it. Not all systems have dirname.
1126	ac_dir=`echo $ac_file\|sed 's%/[^/][^/]*$%%'`
1127	if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
1128	# The file is in a subdirectory.
1129	test ! -d "$ac_dir" && mkdir "$ac_dir"
1130	ac_dir_suffix="/`echo $ac_dir\|sed 's%^\./%%'`"
1131	# A "../" for each directory in $ac_dir_suffix.
1132	ac_dots=`echo $ac_dir_suffix\|sed 's%/[^/]*%../%g'`
1133	else
1134	ac_dir_suffix= ac_dots=
1135	fi
1136
1137	case "$ac_given_srcdir" in
1138	.) srcdir=.
1139	if test -z "$ac_dots"; then top_srcdir=.
1140	else top_srcdir=`echo $ac_dots\|sed 's%/$%%'`; fi ;;
1141	/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
1142	*) # Relative path.
1143	srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
1144	top_srcdir="$ac_dots$ac_given_srcdir" ;;
1145	esac
1146
1147	echo creating "$ac_file"
1148	rm -f "$ac_file"
1149	configure_input="Generated automatically from `echo $ac_file_in\|sed 's%.*/%%'` by configure."
1150	case "$ac_file" in
1151	Makefile) ac_comsub="1i\\
1152	# $configure_input" ;;
1153	*) ac_comsub= ;;
1154	esac
1155	sed -e "$ac_comsub
1156	s%@configure_input@%$configure_input%g
1157	s%@srcdir@%$srcdir%g
1158	s%@top_srcdir@%$top_srcdir%g
1159	" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
1160	fi; done
1161	rm -f conftest.subs
1162
1163
1164
1165	exit 0
1166	EOF
1167	chmod +x $CONFIG_STATUS
1168	rm -fr confdefs* $ac_clean_files
1169	test "$no_create" = yes \|\| ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS \|\| exit 1
1170
1171

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