summaryrefslogtreecommitdiff
path: root/configure.in
blob: 063d67b1b6c1e62d981ae3bbb2fef8951a2a836e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
dnl Process this file with autoconf to produce a configure script.
AC_INIT(entities.c)
AM_CONFIG_HEADER(config.h)
AC_CANONICAL_HOST

LIBXML_MAJOR_VERSION=2
LIBXML_MINOR_VERSION=6
LIBXML_MICRO_VERSION=26
LIBXML_MICRO_VERSION_SUFFIX=
LIBXML_VERSION=$LIBXML_MAJOR_VERSION.$LIBXML_MINOR_VERSION.$LIBXML_MICRO_VERSION$LIBXML_MICRO_VERSION_SUFFIX
LIBXML_VERSION_INFO=`expr $LIBXML_MAJOR_VERSION + $LIBXML_MINOR_VERSION`:$LIBXML_MICRO_VERSION:$LIBXML_MINOR_VERSION

LIBXML_VERSION_NUMBER=`expr $LIBXML_MAJOR_VERSION \* 10000 + $LIBXML_MINOR_VERSION \* 100 + $LIBXML_MICRO_VERSION`

if test -f CVS/Entries; then
  extra=`grep ChangeLog CVS/Entries | grep -v LIBXML | sed -e s\%/ChangeLog/1\.%% -e s\%/.*$%%`
  echo extra=$extra
  if test "$extra" != ""
  then
      LIBXML_VERSION_EXTRA="-CVS$extra"
  fi
fi
AC_SUBST(LIBXML_MAJOR_VERSION)
AC_SUBST(LIBXML_MINOR_VERSION)
AC_SUBST(LIBXML_MICRO_VERSION)
AC_SUBST(LIBXML_VERSION)
AC_SUBST(LIBXML_VERSION_INFO)
AC_SUBST(LIBXML_VERSION_NUMBER)
AC_SUBST(LIBXML_VERSION_EXTRA)

VERSION=${LIBXML_VERSION}

AM_INIT_AUTOMAKE(libxml2, $VERSION)

dnl Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_CPP
AC_PATH_PROG(RM, rm, /bin/rm)
AC_PATH_PROG(MV, mv, /bin/mv)
AC_PATH_PROG(TAR, tar, /bin/tar)
AC_PATH_PROG(PERL, perl, /usr/bin/perl)
AC_PATH_PROG(XMLLINT, xmllint, /usr/bin/xmllint)
AC_PATH_PROG(XSLTPROC, xsltproc, /usr/bin/xsltproc)

dnl Make sure we have an ANSI compiler
AM_C_PROTOTYPES
test "x$U" != "x" && AC_MSG_ERROR(Compiler not ANSI compliant)

AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL

AM_MAINTAINER_MODE

dnl
dnl We process the AC_ARG_WITH first so that later we can modify
dnl some of them to try to prevent impossible combinations.  This
dnl also allows up so alphabetize the choices
dnl

dnl
dnl zlib option might change flags, so we save them initially
dnl
_cppflags="${CPPFLAGS}"
_ldflags="${LDFLAGS}"

AC_ARG_WITH(c14n,
[  --with-c14n             add the Canonicalization support (on)])
AC_ARG_WITH(catalog,
[  --with-catalog          add the Catalog support (on)])
AC_ARG_WITH(debug,
[  --with-debug            add the debugging module (on)])
AC_ARG_WITH(docbook,
[  --with-docbook          add Docbook SGML support (on)])
AC_ARG_WITH(fexceptions,
[  --with-fexceptions      add GCC flag -fexceptions for C++ exceptions (off)])
AC_ARG_WITH(ftp,
[  --with-ftp              add the FTP support (on)])
AC_ARG_WITH(history,
[  --with-history          add history support to xmllint shell(off)])
AC_ARG_WITH(html,
[  --with-html             add the HTML support (on)])
dnl Specific dir for HTML output ?
AC_ARG_WITH(html-dir, AC_HELP_STRING([--with-html-dir=path],
            [path to base html directory, default $datadir/doc/html]),
            [HTML_DIR=$withval], [HTML_DIR='$(datadir)/doc'])

AC_ARG_WITH(html-subdir, AC_HELP_STRING([--with-html-subdir=path],
            [directory used under html-dir, default $PACKAGE-$VERSION/html]),
            [test "x$withval" != "x" && HTML_DIR="$HTML_DIR/$withval"],
            [HTML_DIR="$HTML_DIR/\$(PACKAGE)-\$(VERSION)/html"])
AC_SUBST(HTML_DIR)
AC_ARG_WITH(http,
[  --with-http             add the HTTP support (on)])
AC_ARG_WITH(iconv,
[  --with-iconv[[=DIR]]      add ICONV support (on)])
AC_ARG_WITH(iso8859x,
[  --with-iso8859x         add ISO8859X support if no iconv (on)])
AC_ARG_WITH(legacy,
[  --with-legacy           add deprecated APIs for compatibility (on)])
AC_ARG_WITH(mem_debug,
[  --with-mem-debug        add the memory debugging module (off)])
AC_ARG_WITH(minimum,
[  --with-minimum          build a minimally sized library (off)])
AC_ARG_WITH(output,
[  --with-output           add the serialization support (on)])
AC_ARG_WITH(pattern,
[  --with-pattern          add the xmlPattern selection interface (on)])
AC_ARG_WITH(push,
[  --with-push             add the PUSH parser interfaces (on)])
AC_ARG_WITH(python,
[  --with-python[[=DIR]]     build Python bindings if found])
AC_ARG_WITH(reader,
[  --with-reader           add the xmlReader parsing interface (on)])
AC_ARG_WITH(readline,
[  --with-readline=DIR     use readline in DIR],[
  if test "$withval" != "no" -a "$withval" != "yes"; then
    RDL_DIR=$withval
    CPPFLAGS="${CPPFLAGS} -I$withval/include"
    LDFLAGS="${LDFLAGS} -L$withval/lib"
  fi
])
AC_ARG_WITH(regexps,
[  --with-regexps          add Regular Expressions support (on)])
AC_ARG_WITH(run_debug,
[  --with-run-debug        add the runtime debugging module (off)])
AC_ARG_WITH(sax1,
[  --with-sax1             add the older SAX1 interface (on)])
AC_ARG_WITH(schemas,
[  --with-schemas          add Relax-NG and Schemas support (on)])
AC_ARG_WITH(schematron,
[  --with-schematron       add Schematron support (on)])
AC_ARG_WITH(threads,
[  --with-threads          add multithread support(on)])
AC_ARG_WITH(thread-alloc,
[  --with-thread-alloc     add per-thread memory(off)])
AC_ARG_WITH(tree,
[  --with-tree             add the DOM like tree manipulation APIs (on)])
AC_ARG_WITH(valid,
[  --with-valid            add the DTD validation support (on)])
AC_ARG_WITH(writer,
[  --with-writer           add the xmlWriter saving interface (on)])
AC_ARG_WITH(xinclude,
[  --with-xinclude         add the XInclude support (on)])
AC_ARG_WITH(xpath,
[  --with-xpath            add the XPATH support (on)])
AC_ARG_WITH(xptr,
[  --with-xptr             add the XPointer support (on)])
AC_ARG_WITH(modules,
[  --with-modules          add the dynamic modules support (on)])
AC_ARG_WITH(zlib,
[  --with-zlib[[=DIR]]       use libz in DIR],[
  if test "$withval" != "no" -a "$withval" != "yes"; then
    Z_DIR=$withval
    CPPFLAGS="${CPPFLAGS} -I$withval/include"
    LDFLAGS="${LDFLAGS} -L$withval/lib"
  fi
])

dnl
dnl hard dependancies on options
dnl
if test "$with_schemas" = "yes"
then
    with_pattern=yes
    with_regexp=yes
fi
if test "$with_schematron" = "yes"
then
    with_pattern=yes
    with_xpath=yes
fi
if test "$with_reader" = "yes"
then
    with_push=yes
fi
if test "$with_xptr" = "yes"
then
    with_xpath=yes
fi
dnl
dnl option to build a minimal libxml2 library
dnl
if test "$with_minimum" = "yes"
then
    echo "Configuring for a minimal library"
    if test "$with_c14n" = ""
    then
      with_c14n=no
    fi
    if test "$with_catalog" = ""
    then
      with_catalog=no
    fi
    echo So far so good!
    if test "$with_debug" = ""
    then
      with_debug=no
    fi
    if test "$with_docbook" = ""
    then
      with_docbook=no
    fi
    if test "$with_fexceptions" = ""
    then
      with_fexceptions=no
    fi
    if test "$with_ftp" = ""
    then
      with_ftp=no 
    fi
    if test "$with_history" = ""
    then
      with_history=no
    fi
    if test "$with_html" = ""
    then
      with_html=no
    fi
    if test "$with_http" = ""
    then
      with_http=no 
    fi
    if test "$with_iconv" = ""
    then
      with_iconv=no
    fi
    if test "$with_iso8859x" = ""
    then
      with_iso8859x=no
    fi
    if test "$with_legacy" = ""
    then
      with_legacy=no
    fi
    if test "$with_mem_debug" = ""
    then 
      with_mem_debug=no
    fi
    if test "$with_output" = ""
    then
      with_output=no
    fi
    if test "$with_pattern" = ""
    then
      with_pattern=no
    fi
    if test "$with_push" = ""
    then
      with_push=no
    fi
    if test "$with_python" = ""
    then
      with_python=no
    fi
    if test "$with_reader" = ""
    then
      with_reader=no
    fi
    if test "$with_readline" = ""
    then
      with_readline=no
    fi
    if test "$with_regexp" = ""
    then
      with_regexp=no
    fi
    if test "$with_run_debug" = ""
    then
      with_run_debug=no
    fi
    if test "$with_sax1" = ""
    then
      with_sax1=no
    fi
    if test "$with_schemas" = ""
    then
      with_schemas=no
    fi
    if test "$with_schematron" = ""
    then
      with_schematron=no
    fi
    if test "$with_threads" = ""
    then
      with_threads=no
    fi
    if test "$with_thread_alloc" = ""
    then
      with_thread_alloc=no
   fi
    if test "$with_tree" = ""
    then
      with_tree=no
    fi
    if test "$with_valid" = ""
    then
      with_valid=no
    fi
    if test "$with_writer" = ""
    then
      with_writer=no
    fi
    if test "$with_xinclude" = ""
    then
      with_xinclude=no
    fi
    if test "$with_xpath" = ""
    then
      with_xpath=no
    fi
    if test "$with_xptr" = ""
    then
      with_xptr=no
    fi
    if test "$with_zlib" = ""
    then
      with_zlib=no
    fi
    if test "$with_modules" = ""
    then
      with_modules=no
    fi
fi

echo Checking zlib

dnl Checks for zlib library.

if test "$with_zlib" = "no"; then
    echo "Disabling compression support"
else
    AC_CHECK_HEADERS(zlib.h,
	AC_CHECK_LIB(z, gzread,[
	    AC_DEFINE([HAVE_LIBZ], [], [Have compression library])
	    if test "x${Z_DIR}" != "x"; then
		Z_CFLAGS="-I${Z_DIR}/include"
		Z_LIBS="-L${Z_DIR}/lib -lz"
		[case ${host} in
		    *-*-solaris*)
			Z_LIBS="-L${Z_DIR}/lib -R${Z_DIR}/lib -lz"
			;;
		esac]
	    else
		Z_LIBS="-lz"
	    fi]))
fi

AC_SUBST(Z_CFLAGS)
AC_SUBST(Z_LIBS)

CPPFLAGS=${_cppflags}
LDFLAGS=${_ldflags}

echo Checking headers

dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h])
AC_CHECK_HEADERS([unistd.h])
AC_CHECK_HEADERS([ctype.h])
AC_CHECK_HEADERS([dirent.h])
AC_CHECK_HEADERS([errno.h])
AC_CHECK_HEADERS([malloc.h])
AC_CHECK_HEADERS([stdarg.h])
AC_CHECK_HEADERS([sys/stat.h])
AC_CHECK_HEADERS([sys/types.h])
AC_CHECK_HEADERS([time.h])
AC_CHECK_HEADERS([ansidecl.h])
AC_CHECK_HEADERS([ieeefp.h])
AC_CHECK_HEADERS([nan.h])
AC_CHECK_HEADERS([math.h])
AC_CHECK_HEADERS([limits.h])
AC_CHECK_HEADERS([fp_class.h])
AC_CHECK_HEADERS([float.h])
AC_CHECK_HEADERS([stdlib.h])
AC_CHECK_HEADERS([sys/socket.h], [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
])
AC_CHECK_HEADERS([netinet/in.h], [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
])
AC_CHECK_HEADERS([arpa/inet.h], [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
#if HAVE_ARPA_INET_H
# include <arpa/inet.h>
# endif
])
AC_CHECK_HEADERS([netdb.h])
AC_CHECK_HEADERS([sys/time.h])
AC_CHECK_HEADERS([sys/select.h])
AC_CHECK_HEADERS([sys/mman.h])
AC_CHECK_HEADERS([sys/timeb.h])
AC_CHECK_HEADERS([signal.h])
AC_CHECK_HEADERS([arpa/nameser.h], [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
])
AC_CHECK_HEADERS([resolv.h], [], [],
[#if HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
# endif
#if HAVE_ARPA_NAMESER_H
# include <arpa/nameser.h>
# endif
])
AC_CHECK_HEADERS([dl.h])
AC_CHECK_HEADERS([dlfcn.h])


echo Checking libraries

dnl Checks for library functions.
AC_FUNC_STRFTIME
AC_CHECK_FUNCS(strdup strndup strerror)
AC_CHECK_FUNCS(finite isnand fp_class class fpclass)
AC_CHECK_FUNCS(strftime localtime gettimeofday ftime)
AC_CHECK_FUNCS(stat _stat signal)

dnl Checking the standard string functions availability
AC_CHECK_FUNCS(printf sprintf fprintf snprintf vfprintf vsprintf vsnprintf sscanf,,
               NEED_TRIO=1)

dnl Checking for va_copy availability
AC_MSG_CHECKING([for va_copy])
AC_TRY_LINK([#include <stdarg.h>
va_list ap1,ap2;], [va_copy(ap1,ap2);],
have_va_copy=yes,
have_va_copy=no)
AC_MSG_RESULT($have_va_copy)
if test x"$have_va_copy" = x"yes"; then
    AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
else
    AC_MSG_CHECKING([for __va_copy])
    AC_TRY_LINK([#include <stdarg.h>
    va_list ap1,ap2;], [__va_copy(ap1,ap2);],
    have___va_copy=yes,
    have___va_copy=no)
    AC_MSG_RESULT($have___va_copy)
    if test x"$have___va_copy" = x"yes"; then
        AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
    fi
fi

dnl Checks for inet libraries:
AC_SEARCH_LIBS(gethostent, [nsl])
AC_SEARCH_LIBS(setsockopt, [socket net])
AC_SEARCH_LIBS(connect, [inet])

dnl Determine what socket length (socklen_t) data type is
AC_MSG_CHECKING([for type of socket length (socklen_t)])
AC_TRY_COMPILE2([
#include <stddef.h>
#include <sys/types.h>
#include <sys/socket.h>],[
(void)getsockopt (1, 1, 1, NULL, (socklen_t *)NULL)],[
  AC_MSG_RESULT(socklen_t *)
  XML_SOCKLEN_T=socklen_t],[
  AC_TRY_COMPILE2([
#include <stddef.h>
#include <sys/types.h>
#include <sys/socket.h>],[
(void)getsockopt (1, 1, 1, NULL, (size_t *)NULL)],[
    AC_MSG_RESULT(size_t *)
    XML_SOCKLEN_T=size_t],[
    AC_TRY_COMPILE2([
#include <stddef.h>
#include <sys/types.h>
#include <sys/socket.h>],[
(void)getsockopt (1, 1, 1, NULL, (int *)NULL)],[
      AC_MSG_RESULT(int *)
      XML_SOCKLEN_T=int],[
      AC_MSG_WARN(could not determine)
      XML_SOCKLEN_T="int"])])])
AC_DEFINE_UNQUOTED(XML_SOCKLEN_T, $XML_SOCKLEN_T, [Determine what socket length (socklen_t) data type is])

dnl ***********************Checking for availability of IPv6*******************

AC_MSG_CHECKING([whether to enable IPv6])
AC_ARG_ENABLE(ipv6, [  --enable-ipv6[[=yes/no]]  enables compilation of IPv6 code [[default=yes]]],, enable_ipv6=yes)
if test "$with_minimum" = "yes"
then
    enable_ipv6=no
fi
if test $enable_ipv6 = yes; then
  have_ipv6=no
  AC_TRY_COMPILE([
    #include <sys/socket.h>
    #include <sys/types.h>], [
    struct sockaddr_storage ss;
    socket(AF_INET6, SOCK_STREAM, 0)
    ],
    have_ipv6=yes,
    have_ipv6=no
  )
  AC_MSG_RESULT($have_ipv6)

  if test $have_ipv6 = yes; then
    AC_DEFINE([SUPPORT_IP6], [], [Support for IPv6])
    have_broken_ss_family=no

    dnl *********************************************************************
    dnl on some platforms (like AIX 5L), the structure sockaddr doesn't have
    dnl a ss_family member, but rather __ss_family. Let's detect that
    dnl and define the HAVE_BROKEN_SS_FAMILY when we are on one of these
    dnl platforms.  However, we should only do this if ss_family is not
    dnl present.
    dnl ********************************************************************
    AC_MSG_CHECKING([struct sockaddr::ss_family])
    AC_TRY_COMPILE([
      #include <sys/socket.h>
      #include <sys/types.h>], [
      struct sockaddr_storage ss ;
      ss.ss_family = 0 ;
      ],
      have_ss_family=yes,
      have_ss_family=no
    )
    AC_MSG_RESULT($have_ss_family)
    if test x$have_ss_family = xno ; then
      AC_MSG_CHECKING([broken struct sockaddr::ss_family])
      AC_TRY_COMPILE([
        #include <sys/socket.h>
        #include <sys/types.h>], [
        struct sockaddr_storage ss ;
        ss.__ss_family = 0 ;
        ],
        have_broken_ss_family=yes,
        have_broken_ss_family=no
      )
      AC_MSG_RESULT($have_broken_ss_family)
      if test x$have_broken_ss_family = xyes ; then
        AC_DEFINE(HAVE_BROKEN_SS_FAMILY, [],
	  [Whether struct sockaddr::__ss_family exists]) 
        AC_DEFINE(ss_family, __ss_family,
	  [ss_family is not defined here, use __ss_family instead])
      else
        AC_MSG_WARN(ss_family and __ss_family not found)
      fi
    fi

    have_getaddrinfo=no
    AC_CHECK_FUNC(getaddrinfo, have_getaddrinfo=yes)
    if test $have_getaddrinfo != yes; then
      for lib in bsd socket inet; do
        AC_CHECK_LIB($lib, getaddrinfo, [LIBS="$LIBS -l$lib";have_getaddrinfo=yes;break])
      done
    fi

    if test $have_getaddrinfo = yes; then
      AC_DEFINE([HAVE_GETADDRINFO], [], [Define if getaddrinfo is there])
    fi
  fi
fi 

dnl ******************************End IPv6 checks******************************

dnl Checks for isnan in libm if not in libc
AC_CHECK_FUNC(isnan, AC_DEFINE([HAVE_ISNAN],[], [Define if isnan is there]) , AC_CHECK_LIB(m, isnan,
  [AC_DEFINE([HAVE_ISNAN],[], [Define if isnan is there])]))

AC_CHECK_FUNC(isinf, AC_DEFINE([HAVE_ISINF], [], [Define if isinf is there]) , AC_CHECK_LIB(m, isinf,
  [AC_DEFINE([HAVE_ISINF], [], [Define if isinf is there])]))

XML_LIBDIR='-L${libdir}'
XML_INCLUDEDIR='-I${includedir}/libxml2'

dnl
dnl Extra flags
dnl
XML_CFLAGS=""
RDL_LIBS=""

dnl
dnl Workaround for native compilers
dnl  HP  : http://bugs.gnome.org/db/31/3163.html
dnl  DEC : Enable NaN/Inf
dnl
if test "${GCC}" != "yes" ; then
    case "${host}" in
          hppa*-*-hpux* )
	       CFLAGS="${CFLAGS} -Wp,-H30000"
	       ;;
          *-dec-osf* )
               CFLAGS="${CFLAGS} -ieee"
               ;;
	  alpha*-*-linux* )
	       CFLAGS="${CFLAGS} -ieee"
	       ;;
    esac
else
    if test "$with_fexceptions" = "yes"
    then
        #
	# Not activated by default because this inflates the code size
	# Used to allow propagation of C++ exceptions through the library
	#
	CFLAGS="${CFLAGS} -fexceptions"
    fi
       
    CFLAGS="${CFLAGS} -pedantic -W -Wformat -Wunused -Wimplicit -Wreturn-type -Wswitch -Wcomment -Wtrigraphs -Wformat -Wchar-subscripts -Wuninitialized -Wparentheses -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wredundant-decls" 
    case "${host}" in
          alpha*-*-linux* )
	       CFLAGS="${CFLAGS} -mieee"
	       ;;
	  alpha*-*-osf* )
	       CFLAGS="${CFLAGS} -mieee"
	       ;;
    esac
fi
case ${host} in
    *-*-solaris*)
        XML_LIBDIR="${XML_LIBDIR} -R${libdir}"
        ;;
    hppa*-hp-mpeix)
        NEED_TRIO=1
	;;
    *-*-mingw* | *-*-cygwin* | *-*-msvc* )
        # If the host is Windows, and shared libraries are disabled, we
        # need to add -DLIBXML_STATIC to CFLAGS in order for linking to
        # work properly (without it, xmlexports.h would force the use of
        # DLL imports, which obviously aren't present in a static
        # library).
        if test "x$enable_shared" = "xno"; then
            XML_CFLAGS="$XML_CFLAGS -DLIBXML_STATIC"
            CFLAGS="$CFLAGS -DLIBXML_STATIC"
        fi
        ;;
esac


dnl
dnl check for python
dnl

PYTHON_VERSION=
PYTHON_INCLUDES=
PYTHON_SITE_PACKAGES=
PYTHON_TESTS=
pythondir=
if test "$with_python" != "no" ; then
    if test -x "$with_python/bin/python"
    then
        echo Found python in $with_python/bin/python
        PYTHON="$with_python/bin/python"
    else
	if test -x "$with_python"
	then
	    echo Found python in $with_python
	    PYTHON="$with_python"
	else
	    if test -x "$PYTHON"
	    then
	        echo Found python in environment PYTHON=$PYTHON
		with_python=`$PYTHON -c "import sys; print sys.exec_prefix"`
	    else
		AC_PATH_PROG(PYTHON, python python2.6 python2.5 python2.4 python2.3 python2.2 python2.1 python2.0 python1.6 python1.5)
	    fi
	fi
    fi
    if test "$PYTHON" != ""
    then
        PYTHON_VERSION=`$PYTHON -c "import sys; print sys.version[[0:3]]"`
	echo Found Python version $PYTHON_VERSION
    fi
    if test "$PYTHON_VERSION" != ""
    then
	if test -r $with_python/include/python$PYTHON_VERSION/Python.h -a \
	   -d $with_python/lib/python$PYTHON_VERSION/site-packages
	then
	    PYTHON_INCLUDES=$with_python/include/python$PYTHON_VERSION
	    PYTHON_SITE_PACKAGES=$libdir/python$PYTHON_VERSION/site-packages
	else
	    if test -r $prefix/include/python$PYTHON_VERSION/Python.h
	    then
	        PYTHON_INCLUDES=$prefix/include/python$PYTHON_VERSION
	        PYTHON_SITE_PACKAGES=$libdir/python$PYTHON_VERSION/site-packages
	    else
		if test -r /usr/include/python$PYTHON_VERSION/Python.h
		then
		    PYTHON_INCLUDES=/usr/include/python$PYTHON_VERSION
	            PYTHON_SITE_PACKAGES=$libdir/python$PYTHON_VERSION/site-packages
		else
		    echo could not find python$PYTHON_VERSION/Python.h
		fi
	    fi
	    if test ! -d "$PYTHON_SITE_PACKAGES"
	    then
		    PYTHON_SITE_PACKAGES=`$PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_lib()"`
	    fi
	fi
    fi
    if test "$with_python" != ""
    then
        pythondir='$(PYTHON_SITE_PACKAGES)'
    else
        pythondir='$(libdir)/python$(PYTHON_VERSION)/site-packages'
    fi
else
    PYTHON=
fi
AM_CONDITIONAL(WITH_PYTHON, test "$PYTHON_INCLUDES" != "")
if test "$PYTHON_INCLUDES" != ""
then
    PYTHON_SUBDIR=python
else
    PYTHON_SUBDIR=
fi
AC_SUBST(pythondir)
AC_SUBST(PYTHON_SUBDIR)

dnl check for dso support
WITH_MODULES=0
TEST_MODULES=

if test "$with_modules" != "no" ; then
 case "$host" in
  *-*-cygwin*)
  MODULE_EXTENSION=".dll"
  AC_CHECK_LIB(cygwin, dlopen, [
    WITH_MODULES=1
    MODULE_PLATFORM_LIBS=
    AC_DEFINE([HAVE_DLOPEN], [], [Have dlopen based dso])
  ])
  ;;
  *)
  AC_CHECK_FUNC(shl_load, libxml_have_shl_load=yes, [
    AC_CHECK_LIB(dld, shl_load, [
      MODULE_PLATFORM_LIBS="-ldld"
      libxml_have_shl_load=yes], [
      AC_CHECK_FUNC(dlopen, libxml_have_dlopen=yes, [
        AC_CHECK_LIB(dl, dlopen, [
          MODULE_PLATFORM_LIBS="-ldl"
          libxml_have_dlopen=yes])])])])

  if test "${libxml_have_shl_load}" = "yes"; then
    MODULE_EXTENSION=".sl"
    WITH_MODULES=1
    AC_DEFINE([HAVE_SHLLOAD], [], [Have shl_load based dso])
  fi
 
  if test "${libxml_have_dlopen}" = "yes"; then
    case "${host}" in
      *-*-hpux* )
	MODULE_EXTENSION=".sl"
	;;
      * )
	MODULE_EXTENSION=".so"
	;;
    esac

    WITH_MODULES=1
    AC_DEFINE([HAVE_DLOPEN], [], [Have dlopen based dso])
  fi
 ;;
 esac
fi

if test "${WITH_MODULES}" = "1"; then
  TEST_MODULES="ModuleTests"
fi  

AC_SUBST(WITH_MODULES)
AC_SUBST(MODULE_PLATFORM_LIBS)
AC_SUBST(MODULE_EXTENSION)
AC_SUBST(TEST_MODULES)

dnl
dnl Tester makes use of readline if present
dnl

dnl
dnl specific tests to setup DV and Bill's devel environments with debug etc ...
dnl (-Wunreachable-code)
dnl
if [[ "${LOGNAME}" = "veillard" -a "`pwd`" = "/u/veillard/XML" ]] || \
   [[ "${LOGNAME}" = "veillard" -a "`pwd`" = "/home/veillard/libxml2" ]] || \
   [[ "${LOGNAME}" = "bill" -a "`pwd`" = "/home/bill/gnomecvs/xmltest" ]] || \
   [[ "${LOGNAME}" = "wbrack" -a "`pwd`" = "/Users/wbrack/gnomecvs/xmltest" ]]
   then
    if test "$with_minimum" != "yes"
    then
	if test "${with_mem_debug}" = "" ; then
	    echo Activating memory debugging
	    with_mem_debug="yes"
	    with_run_debug="yes"
	fi
	if test "${with_docbook}" = "" ; then
	    with_docbook="yes"
	fi
    fi
    if test "${GCC}" = "yes" ; then
    CFLAGS="-g -O -pedantic -W -Wformat -Wunused -Wimplicit -Wreturn-type -Wswitch -Wcomment -Wtrigraphs -Wformat -Wchar-subscripts -Wuninitialized -Wparentheses -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Winline -Wredundant-decls -Wall"
    fi
    STATIC_BINARIES="-static"
dnl -Wcast-qual -ansi
else
    STATIC_BINARIES=
fi
AC_SUBST(STATIC_BINARIES)

dnl
dnl Check for trio string functions
dnl

if test "${NEED_TRIO}" = "1" ; then
    echo Adding trio library for string functions
    WITH_TRIO=1
else    
    WITH_TRIO=0
fi
AM_CONDITIONAL(WITH_TRIO_SOURCES, test "${NEED_TRIO}" = "1")
AC_SUBST(WITH_TRIO)

dnl
dnl Allow to enable/disable various pieces
dnl
echo Checking configuration requirements

dnl
dnl Thread-related stuff
dnl
THREAD_LIBS=""
BASE_THREAD_LIBS=""
WITH_THREADS=0
THREAD_CFLAGS=""
TEST_THREADS=""
THREADS_W32=""

if test "$with_threads" = "no" ; then
    echo Disabling multithreaded support
else
    echo Enabling multithreaded support

    AC_CHECK_HEADER(pthread.h,
	AC_CHECK_LIB(pthread, pthread_join,[
	   THREAD_LIBS="-lpthread"
	   AC_DEFINE([HAVE_LIBPTHREAD], [], [Define if pthread library is there (-lpthread)])
	   AC_DEFINE([HAVE_PTHREAD_H], [], [Define if <pthread.h> is there])
	   WITH_THREADS="1"]))
    case $host_os in
       *mingw32*) WITH_THREADS="1"
           THREADS_W32="Win32"
	   THREAD_CFLAGS="$THREAD_CFLAGS -DHAVE_WIN32_THREADS"
       ;;
       *cygwin*) THREAD_LIBS=""
       ;;
       *beos*) WITH_THREADS="1"
	   THREAD_CFLAGS="$THREAD_CFLAGS -DHAVE_BEOS_THREADS"
       ;;
       *linux*)
           if test "${GCC}" = "yes" ; then
	       GCC_VERSION=`${CC} --version | head -1 | awk '{print $3}'`
	       GCC_MAJOR=`echo ${GCC_VERSION} | sed 's+\..*++'`
	       GCC_MEDIUM=`echo ${GCC_VERSION} | sed 's+[[0-9]]*\.++' | sed 's+\..*++'`
	       if test "${THREAD_LIBS}" = "-lpthread" ; then
	           if expr ${GCC_MEDIUM} \> 2 \& ${GCC_MAJOR} = 3 > /dev/null
		   then
		       THREAD_LIBS=""
		       BASE_THREAD_LIBS="-lpthread"
		   else
		   if expr ${GCC_MAJOR} \> 3 > /dev/null 
		   then
		       THREAD_LIBS=""
		       BASE_THREAD_LIBS="-lpthread"
		   else
		       echo old GCC disabling weak symbols for pthread
		   fi
		   fi
	       fi
	   fi
       ;;
    esac
    if test "$WITH_THREADS" = "1" ; then
	THREAD_CFLAGS="$THREAD_CFLAGS -D_REENTRANT"
	TEST_THREADS="Threadtests"
    fi
fi
if test "$with_thread_alloc" = "yes" -a "$WITH_THREADS" = "1" ; then
    THREAD_CFLAGS="$THREAD_CFLAGS -DLIBXML_THREAD_ALLOC_ENABLED"
fi

AC_SUBST(THREAD_LIBS)
AC_SUBST(BASE_THREAD_LIBS)
AC_SUBST(WITH_THREADS)
AC_SUBST(THREAD_CFLAGS)
AC_SUBST(TEST_THREADS)
AC_SUBST(THREADS_W32)

dnl
dnl xmllint shell history
dnl
if test "$with_history" = "yes" ; then
    echo Enabling xmllint shell history
    dnl check for terminal library. this is a very cool solution
    dnl from octave's configure.in
    unset tcap
    for termlib in ncurses curses termcap terminfo termlib; do
	AC_CHECK_LIB(${termlib}, tputs, [tcap="-l$termlib"])
	test -n "$tcap" && break
    done

    AC_CHECK_HEADER(readline/history.h,
	AC_CHECK_LIB(history, append_history,[
	   RDL_LIBS="-lhistory"
	   AC_DEFINE([HAVE_LIBHISTORY], [], [Define if history library is there (-lhistory)])]))
    AC_CHECK_HEADER(readline/readline.h,
	AC_CHECK_LIB(readline, readline,[
	   RDL_LIBS="-lreadline $RDL_LIBS $tcap"
	   AC_DEFINE([HAVE_LIBREADLINE], [], [Define if readline library is there (-lreadline)])], , $tcap))
    if test -n "$RDL_DIR" -a -n "$RDL_LIBS"; then
	CPPFLAGS="$CPPFLAGS -I${RDL_DIR}/include"
	RDL_LIBS="-L${RDL_DIR}/lib $RDL_LIBS"
    fi
fi

dnl
dnl Tree functions
dnl
if test "$with_tree" = "no" ; then
    echo Disabling DOM like tree manipulation APIs
    WITH_TREE=0
else    
    WITH_TREE=1
fi
AC_SUBST(WITH_TREE)

if test "$with_ftp" = "no" ; then
    echo Disabling FTP support
    WITH_FTP=0
    FTP_OBJ=
else    
    WITH_FTP=1
    FTP_OBJ=nanoftp.o
fi
AC_SUBST(WITH_FTP)
AC_SUBST(FTP_OBJ)

if test "$with_http" = "no" ; then
    echo Disabling HTTP support
    WITH_HTTP=0
    HTTP_OBJ=
else    
    WITH_HTTP=1
    HTTP_OBJ=nanohttp.o
fi
AC_SUBST(WITH_HTTP)
AC_SUBST(HTTP_OBJ)

if test "$with_legacy" = "no" ; then
    echo Disabling deprecated APIs
    WITH_LEGACY=0
else    
    WITH_LEGACY=1
fi
AC_SUBST(WITH_LEGACY)

if test "$with_reader" = "no" ; then
    echo Disabling the xmlReader parsing interface
    WITH_READER=0
    READER_TEST=
else    
    WITH_READER=1
    READER_TEST=Readertests
    if test "$with_push" = "no" ; then
        echo xmlReader requires Push interface - enabling it
	with_push=yes
    fi
fi
AC_SUBST(WITH_READER)
AC_SUBST(READER_TEST)

if test "$with_writer" = "no" ; then
    echo Disabling the xmlWriter saving interface
    WITH_WRITER=0
#    WRITER_TEST=
else    
    WITH_WRITER=1
#    WRITER_TEST=Writertests
    if test "$with_push" = "no" ; then
        echo xmlWriter requires Push interface - enabling it
	with_push=yes
    fi
    if test "$with_output" = "no" ; then
        echo xmlWriter requires Output interface - enabling it
	with_output=yes
    fi
fi
AC_SUBST(WITH_WRITER)
#AC_SUBST(WRITER_TEST)

if test "$with_pattern" = "no" ; then
    echo Disabling the xmlPattern parsing interface
    WITH_PATTERN=0
    TEST_PATTERN=
else    
    WITH_PATTERN=1
    TEST_PATTERN=Patterntests
fi
AC_SUBST(WITH_PATTERN)
AC_SUBST(TEST_PATTERN)

if test "$with_sax1" = "no" ; then
    echo Disabling the older SAX1 interface
    WITH_SAX1=0
    TEST_SAX=
else    
    WITH_SAX1=1
    TEST_SAX=SAXtests
fi
AC_SUBST(WITH_SAX1)
AC_SUBST(TEST_SAX)

if test "$with_push" = "no" ; then
    echo Disabling the PUSH parser interfaces
    WITH_PUSH=0
    TEST_PUSH=
else    
    WITH_PUSH=1
    TEST_PUSH="XMLPushtests"
fi
AC_SUBST(WITH_PUSH)
AC_SUBST(TEST_PUSH)

if test "$with_html" = "no" ; then
    echo Disabling HTML support
    WITH_HTML=0
    HTML_OBJ=
    TEST_HTML=
else    
    WITH_HTML=1
    HTML_OBJ="HTMLparser.o HTMLtree.o"
    TEST_HTML=HTMLtests
    if test "$with_push" != "no" ; then
        TEST_PHTML=HTMLPushtests
    else
        TEST_PHTML=
    fi
fi
AC_SUBST(WITH_HTML)
AC_SUBST(HTML_OBJ)
AC_SUBST(TEST_HTML)
AC_SUBST(TEST_PHTML)

if test "$with_valid" = "no" ; then
    echo Disabling DTD validation support
    WITH_VALID=0
    TEST_VALID=
    TEST_VTIME=
else    
    WITH_VALID=1
    TEST_VALID=Validtests
    TEST_VTIME=VTimingtests
fi
AC_SUBST(WITH_VALID)
AC_SUBST(TEST_VALID)
AC_SUBST(TEST_VTIME)

if test "$with_catalog" = "no" ; then
    echo Disabling Catalog support
    WITH_CATALOG=0
    CATALOG_OBJ=
    TEST_CATALOG=
else    
    WITH_CATALOG=1
    CATALOG_OBJ="catalog.o"
    TEST_CATALOG=Catatests
fi
AC_SUBST(WITH_CATALOG)
AC_SUBST(CATALOG_OBJ)
AC_SUBST(TEST_CATALOG)

if test "$with_docbook" = "no" ; then
    echo Disabling Docbook support
    WITH_DOCB=0
    DOCB_OBJ=
else    
    WITH_DOCB=1
    DOCB_OBJ="DOCBparser.o"
fi
AC_SUBST(WITH_DOCB)
AC_SUBST(DOCB_OBJ)


if test "$with_xptr" = "no" ; then
    echo Disabling XPointer support
    WITH_XPTR=0
    XPTR_OBJ=
    TEST_XPTR=
else    
    WITH_XPTR=1
    XPTR_OBJ=xpointer.o
    TEST_XPTR=XPtrtests
    if test "$with_xpath" = "no" ; then
        echo XPointer requires XPath support - enabling it
	with_xpath=yes
    fi
fi
AC_SUBST(WITH_XPTR)
AC_SUBST(XPTR_OBJ)
AC_SUBST(TEST_XPTR)

if test "$with_c14n" = "no" ; then
    echo Disabling C14N support
    WITH_C14N=0
    C14N_OBJ=
    TEST_C14N=
else    
    WITH_C14N=1
    C14N_OBJ="c14n.c"
    TEST_C14N=C14Ntests
    if test "$with_xpath" = "no" ; then
        echo C14N requires XPath support - enabling it
	with_xpath=yes
    fi
fi
AC_SUBST(WITH_C14N)
AC_SUBST(C14N_OBJ)
AC_SUBST(TEST_C14N)

if test "$with_xinclude" = "no" ; then
    echo Disabling XInclude support
    WITH_XINCLUDE=0
    XINCLUDE_OBJ=
    with_xinclude="no"
    TEST_XINCLUDE=
else    
    WITH_XINCLUDE=1
    XINCLUDE_OBJ=xinclude.o
    TEST_XINCLUDE=XIncludetests
    if test "$with_xpath" = "no" ; then
        echo XInclude requires XPath support - enabling it
	with_xpath=yes
    fi
fi
AC_SUBST(WITH_XINCLUDE)
AC_SUBST(XINCLUDE_OBJ)
AC_SUBST(TEST_XINCLUDE)

if test "$with_xpath" = "no" ; then
    echo Disabling XPATH support
    WITH_XPATH=0
    XPATH_OBJ=
    TEST_XPATH=
else    
    WITH_XPATH=1
    XPATH_OBJ=xpath.o
    TEST_XPATH=XPathtests
fi
AC_SUBST(WITH_XPATH)
AC_SUBST(XPATH_OBJ)
AC_SUBST(TEST_XPATH)

dnl
dnl output functions
dnl
if test "$with_output" = "no" ; then
    echo Disabling serialization/saving support
    WITH_OUTPUT=0
else    
    WITH_OUTPUT=1
fi
AC_SUBST(WITH_OUTPUT)

WITH_ICONV=0
if test "$with_iconv" = "no" ; then
    echo Disabling ICONV support
else
    if test "$with_iconv" != "yes" -a "$with_iconv" != "" ; then
	CPPFLAGS="${CPPFLAGS} -I$with_iconv/include"
	# Export this since our headers include iconv.h
	XML_INCLUDEDIR="${XML_INCLUDEDIR} -I$with_iconv/include"
	ICONV_LIBS="-L$with_iconv/lib"
    fi

    AC_CHECK_HEADER(iconv.h,
	AC_MSG_CHECKING(for iconv)
	AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],[
iconv_t cd = iconv_open ("","");
iconv (cd, NULL, NULL, NULL, NULL);],[
	    AC_MSG_RESULT(yes)
	    WITH_ICONV=1],[
	    AC_MSG_RESULT(no)
	    AC_MSG_CHECKING(for iconv in -liconv)

	    _ldflags="${LDFLAGS}"
	    _libs="${LIBS}"
	    LDFLAGS="${LDFLAGS} ${ICONV_LIBS}"
	    LIBS="${LIBS} -liconv"

	    AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],[
iconv_t cd = iconv_open ("","");
iconv (cd, NULL, NULL, NULL, NULL);],[
		AC_MSG_RESULT(yes)
		WITH_ICONV=1
		ICONV_LIBS="${ICONV_LIBS} -liconv"
		LIBS="${_libs}"
		LDFLAGS="${_ldflags}"],[
		AC_MSG_RESULT(no)
		LIBS="${_libs}"
		LDFLAGS="${_ldflags}"])]))
fi
case "$host" in
	*mingw*) M_LIBS=""
	;;
	*beos*) M_LIBS=""
	;;
	*) M_LIBS="-lm"
	;;
esac
XML_LIBS="-lxml2"
XML_LIBTOOLLIBS="libxml2.la"
AC_SUBST(WITH_ICONV)

WITH_ISO8859X=1
if test "$WITH_ICONV" != "1" ; then
if test "$with_iso8859x" = "no" ; then
    echo Disabling ISO8859X support
    WITH_ISO8859X=0
fi
fi
AC_SUBST(WITH_ISO8859X)

if test "$with_schematron" = "no" ; then
    echo "Disabling Schematron support"
    WITH_SCHEMATRON=0
    TEST_SCHEMATRON=
else    
    echo "Enabled Schematron support"
    WITH_SCHEMATRON=1
    TEST_SCHEMATRON="Schematrontests"
    with_xpath=yes
    with_pattern=yes
fi
AC_SUBST(WITH_SCHEMATRON)
AC_SUBST(TEST_SCHEMATRON)

if test "$with_schemas" = "no" ; then
    echo "Disabling Schemas/Relax-NG support"
    WITH_SCHEMAS=0
    TEST_SCHEMAS=
else    
    echo "Enabled Schemas/Relax-NG support"
    WITH_SCHEMAS=1
    TEST_SCHEMAS="Schemastests Relaxtests"
    if test "$PYTHON_INCLUDES" != "" ; then
        PYTHON_TESTS="$PYTHON_TESTS RelaxNGPythonTests SchemasPythonTests"
    fi
    with_regexps=yes
fi
AC_SUBST(WITH_SCHEMAS)
AC_SUBST(TEST_SCHEMAS)

if test "$with_regexps" = "no" ; then
    echo Disabling Regexps support
    WITH_REGEXPS=0
    TEST_REGEXPS=
else    
    WITH_REGEXPS=1
    TEST_REGEXPS="Regexptests Automatatests"
fi
AC_SUBST(WITH_REGEXPS)
AC_SUBST(TEST_REGEXPS)

if test "$with_debug" = "no" ; then
    echo Disabling DEBUG support
    WITH_DEBUG=0
    DEBUG_OBJ=
    TEST_DEBUG=
else    
    WITH_DEBUG=1
    DEBUG_OBJ=debugXML.o
    TEST_DEBUG=Scripttests
fi
AC_SUBST(WITH_DEBUG)
AC_SUBST(DEBUG_OBJ)
AC_SUBST(TEST_DEBUG)

if test "$with_mem_debug" = "yes" ; then
    if test "$with_thread_alloc" = "yes" ; then
        echo Disabling memory debug - cannot use mem-debug with thread-alloc!
	WITH_MEM_DEBUG=0
    else
        echo Enabling memory debug support
        WITH_MEM_DEBUG=1
    fi
else    
    WITH_MEM_DEBUG=0
fi
AC_SUBST(WITH_MEM_DEBUG)

if test "$with_run_debug" = "yes" ; then
    echo Enabling runtime debug support
    WITH_RUN_DEBUG=1
else    
    WITH_RUN_DEBUG=0
fi
AC_SUBST(WITH_RUN_DEBUG)

WIN32_EXTRA_LIBADD=
WIN32_EXTRA_LDFLAGS=
CYGWIN_EXTRA_LDFLAGS=
CYGWIN_EXTRA_PYTHON_LIBADD=
case "$host" in
 *-*-mingw*)
 CPPFLAGS="$CPPFLAGS -DWIN32"
 WIN32_EXTRA_LIBADD="-lws2_32"
 WIN32_EXTRA_LDFLAGS="-no-undefined"
 AC_DEFINE([_WINSOCKAPI_],1,[Using the Win32 Socket implementation])
 AC_DEFINE([snprintf],[_snprintf],[Win32 Std C name mangling work-around])
 AC_DEFINE([vsnprintf],[_vsnprintf],[Win32 Std C name mangling work-around])
 ;;
 *-*-cygwin*)
 CYGWIN_EXTRA_LDFLAGS="-no-undefined"
 if test "${PYTHON}" != ""
 then
   CYGWIN_EXTRA_PYTHON_LIBADD="-L/usr/lib/python${PYTHON_VERSION}/config -lpython${PYTHON_VERSION}"
 fi
 ;;
esac
AC_SUBST(WIN32_EXTRA_LIBADD)
AC_SUBST(WIN32_EXTRA_LDFLAGS)
AC_SUBST(CYGWIN_EXTRA_LDFLAGS)
AC_SUBST(CYGWIN_EXTRA_PYTHON_LIBADD)

AC_SUBST(CPPFLAGS)
AC_SUBST(CFLAGS)
AC_SUBST(XML_CFLAGS)

AC_SUBST(XML_LIBDIR)
AC_SUBST(XML_LIBS)
AC_SUBST(XML_LIBTOOLLIBS)
AC_SUBST(ICONV_LIBS)
AC_SUBST(XML_INCLUDEDIR)
AC_SUBST(HTML_DIR)
AC_SUBST(HAVE_ISNAN)
AC_SUBST(HAVE_ISINF)
AC_SUBST(PYTHON)
AC_SUBST(PYTHON_VERSION)
AC_SUBST(PYTHON_INCLUDES)
AC_SUBST(PYTHON_SITE_PACKAGES)

AC_SUBST(M_LIBS)
AC_SUBST(RDL_LIBS)

dnl for the spec file
RELDATE=`date +'%a %b %e %Y'`
AC_SUBST(RELDATE)
AC_SUBST(PYTHON_TESTS)

rm -f COPYING.LIB COPYING
ln -s Copyright COPYING

# keep on one line for cygwin c.f. #130896
AC_OUTPUT(libxml2.spec:libxml.spec.in Makefile include/Makefile include/libxml/Makefile doc/Makefile doc/examples/Makefile doc/devhelp/Makefile example/Makefile python/Makefile python/tests/Makefile xstc/Makefile include/libxml/xmlversion.h xml2-config libxml-2.0.pc libxml-2.0-uninstalled.pc python/setup.py)

chmod +x xml2-config python/setup.py
echo Done configuring