summaryrefslogtreecommitdiffstats
path: root/configure
blob: 20e2d56413444f3779de67e0c7e42103f49fb49f (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
#!/bin/sh

### WARNING: this file contains embedded tabs.  Do not run untabify on this file.

# Configuration script
#   Copyright (C) 1988, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */

# Please email any bugs, comments, and/or additions to this file to:
# configure@cygnus.com

# This file was written by K. Richard Pixley.

#
# Shell script to create proper links to machine-dependent files in
# preparation for compilation.
#
# If configure succeeds, it leaves its status in config.status.
# If configure fails after disturbing the status quo, 
#       config.status is removed.
#

export PATH || (echo "OOPS, this isn't sh.  Desperation time.  I will feed myself to sh."; sh $0 $argv; kill $$)

remove=rm
hard_link=ln
symbolic_link='ln -s'

#for Test
#remove="echo rm"
#hard_link="echo ln"
#symbolic_link="echo ln -s"

# clear some things potentially inherited from environment.

Makefile=Makefile
Makefile_in=Makefile.in
arguments=$*
configdirs=
exec_prefix=
exec_prefixoption=
fatal=
floating_point=default
gas=default
host_alias=
host_makefile_frag=
moveifchange=
next_host=
next_prefix=
next_site=
next_srcdir=
next_target=
next_tmpdir=
norecursion=
package_makefile_frag=
prefix=/usr/local
progname=
program_prefix=
program_prefixoption=
program_suffix=
program_suffixoption=
program_transform_name=
program_transform_nameoption=
redirect=">/dev/null"
removing=
site=
site_makefile_frag=
site_option=
srcdir=
srctrigger=
subdirs=
target_alias=
target_makefile_frag=
undefinedargs=
version="$Revision$"
x11=default

### we might need to use some other shell than /bin/sh for running subshells
#
config_shell=${CONFIG_SHELL-/bin/sh}

NO_EDIT="This file was generated automatically by configure.  Do not edit."

## this is a little touchy and won't always work, but...
##
## if the argv[0] starts with a slash then it is an absolute name that can (and
## must) be used as is.
##
## otherwise, if argv[0] has no slash in it, we can assume that it is on the
## path.  Since PATH might include "." we also add `pwd` to the end of PATH.
##

progname=$0
# if PWD already has a value, it is probably wrong.
if [ -n "$PWD" ]; then PWD=`pwd`; fi

case "${progname}" in
/*) ;;
*/*) ;;
*)
        PATH=$PATH:${PWD=`pwd`} ; export PATH
        ;;
esac

for arg in $*
do
        # handle things that might have args following as separate words
        if [ -n "${next_prefix}" ] ; then prefix=${arg} ; prefixoption="-prefix=${prefix}" ; next_prefix=
        elif [ -n "${next_exec_prefix}" ] ; then
                exec_prefix=${arg}
                exec_prefixoption="-exec-prefix=${exec_prefix}"
                next_exec_prefix=
        elif [ -n "${next_site}" ] ; then site=${arg} ; site_option=-site=${site} ; next_site=
        # remove any possible trailing slash from srcdir.  See note below.
        elif [ -n "${next_srcdir}" ] ; then srcdir=`echo ${arg} | sed -e 's:/$::'` ; next_srcdir=
        elif [ -n "${next_program_prefix}" ] ; then
                program_prefix=${arg}
                program_prefixoption="-program_prefix=${program_prefix}"
                next_program_prefix=
        elif [ -n "${next_program_suffix}" ] ; then
                program_suffix=${arg}
                program_suffixoption="-program_suffix=${program_suffix}"
                next_program_suffix=
        elif [ -n "${next_program_transform_name}" ] ; then
                # Double any backslashes or dollar signs in the argument
		if [ -n "${arg}" ] ; then
			program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
		fi
                program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
                next_program_transform_name=
        elif [ -n "${next_target}" ] ; then
                next_target=
                case "${target_alias}" in
                "")
                        target_alias="${arg}"
                        ;;
                *)
                        echo '***' Can only configure for one target at a time.  1>&2
                        fatal=yes
                        ;;
                esac
        elif [ -n "${next_host}" ] ; then
                next_host=
                case "${host_alias}" in
                "")
                        host_alias="${arg}"
                        ;;
                *)
                        echo '***' Can only configure for one host at a time.  1>&2
                        fatal=yes
                        ;;
                esac
        elif [ -n "${next_tmpdir}" ] ; then
                next_tmpdir=
                tmpdiroption="--tmpdir=${arg}"
                TMPDIR=${arg}

        else
                case ${arg} in
                -exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=* | -exec-prefix=* | --exec-prefix=* | --exec-prefi=* | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* )
                        exec_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
                        exec_prefixoption=${arg}
                        ;;
                -exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e | -exec-prefix | --exec-prefix | --exec-prefi | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec-)
                        next_exec_prefix=yes
                        ;;
                -gas | --g*)
                        gas=yes
                        ;;
                -help | --he*)
                        fatal=true
                        ;;
                -host=* | --host=* | --hos=* | --ho=*)
                        case "${host_alias}" in
                        "")
                                host_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`"
                                ;;
                        *)
                                echo '***' Can only configure for one host at a time.  1>&2
                                fatal=yes
                                ;;
                        esac
                        ;;
                -host=* | --host | --hos | --ho)
                        case "${host_alias}" in
                        "")
                                next_host=yes
                                ;;
                        *)
                                echo '***' Can only configure for one host at a time.  1>&2
                                fatal=yes
                                ;;
                        esac
                        ;;
                -nfp | --nf*)
                        floating_point=no
                        ;;
                -norecursion | --no*)
                        norecursion=true
                        ;;
                -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=*)
                        prefix=`echo ${arg} | sed 's/^[-a-z]*=//'`
                        prefixoption=${arg}
                        ;;
                -prefix | --prefix | --prefi | --pref | --pre)
                        next_prefix=yes
                        ;;
                -rm | --rm) removing=${arg} ;;
                -program_prefix=* | --program_prefix=* | --program_prefi=* | --program_pref=* | --program_pre=* | --program_pr=* | --program_p=* | -program-prefix=* | --program-prefix=* | --program-prefi=* | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
                        program_prefix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
                        program_prefixoption=${arg}
                        ;;
                -program_prefix | --program_prefix | --program_prefi | --program_pref | --program_pre | --program_pr | --program_p | -program-prefix | --program-prefix | --program-prefi | --program-pref | --program-pre | --program-pr | --program-p)
                        next_program_prefix=yes
                        ;;
                -program_suffix=* | --program_suffix=* | --program_suffi=* | --program_suff=* | --program_suf=* | --program_su=* | --program_s=* | -program-suffix=* | --program-suffix=* | --program-suffi=* | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
                        program_suffix=`echo ${arg} | sed 's/^[-a-z_]*=//'`
                        program_suffixoption=${arg}
                        ;;
                -program_suffix | --program_suffix | --program_suffi | --program_suff | --program_suf | --program_su | --program_s |-program-suffix | --program-suffix | --program-suffi | --program-suff | --program-suf | --program-su | --program-s)
                        next_program_suffix=yes
                        ;;
                -program_transform_name=* | --program_transform_name=* | --program_transform_nam=* | --program_transform_na=* | --program_transform_n=* | --program_transform_=* | --program_transform=* | --program_transfor=* | --program_transfo=* | --program_transf=* | --program_trans=* | --program_tran=* | --program_tra=* | --program_tr=* | --program_t=* | -program-transform-name=* | --program-transform-name=* | --program-transform-nam=* | --program-transform-na=* | --program-transform-n=* | --program-transform-=* | --program-transform=* | --program-transfor=* | --program-transfo=* | --program-transf=* | --program-trans=* | --program-tran=* | --program-tra=* | --program-tr=* | --program-t=*)
			arg=`echo ${arg} | sed -e 's/^[-a-z_]*=//'`
                        # Double any \ or $ in the argument
			if [ -n "${arg}" ] ; then
	                        program_transform_name="${program_transform_name} -e `echo ${arg} | sed -e 's/\\\\/\\\\\\\\/g' -e 's/\\\$/$$/g'`"
			fi
                        program_transform_nameoption="${program_transform_nameoption} --program-transform-name='${arg}'"
                        ;;
                -program_transform_name | --program_transform_name | --program_transform_nam | --program_transform_na | --program_transform_n | --program_transform_ | --program_transform | --program_transfor | --program_transfo | --program_transf | --program_trans | --program_tran | --program_tra | --program_tr | --program_t | -program-transform-name | --program-transform-name | --program-transform-nam | --program-transform-na | --program-transform-n | --program-transform- | --program-transform | --program-transfor | --program-transfo | --program-transf | --program-trans | --program-tran | --program-tra | --program-tr | --program-t)
                        next_program_transform_name=yes
                        ;;
                -site=* | --site=* | --sit=* | --si=*)
                        site_option=${arg}
                        site=`echo ${arg} | sed 's/^[-a-z]*=//'`
                        ;;
                -site | --site | --sit)
                        next_site=yes
                        ;;
                # remove trailing slashes.  Otherwise, when the file name gets
                # bolted into an object file as debug info, it has two slashes in
                # it.  Ordinarily this is ok, but emacs takes double slash to
                # mean "forget the first part".
                -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
                        srcdir=`echo ${arg} | sed 's/^[-a-z]*=//' | sed -e 's:/$::'`
                        ;;
                -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
                        next_srcdir=yes
                        ;;
                -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=*)
                        case "${target_alias}" in
                        "") target_alias="`echo ${arg} | sed 's/^[-a-z]*=//'`" ;;
                        *)
                                echo '***' Can only configure for one target at a time.  1>&2
                                fatal=yes
                                ;;
                        esac
                        ;;
                -target | --target | --targe | --targ | --tar | --ta)
                        next_target=yes
                        ;;
                -tmpdir=* | --tmpdir=* | --tmpdi=* | --tmpd=* | --tmp=* | --tm=*)
                        tmpdiroption=${arg}
                        TMPDIR=`echo ${arg} | sed 's/^[-a-z]*=//'`
                        ;;
                -tmpdir | --tmpdir | --tmpdi | --tmpd | --tmp | --tm)
                        next_tmpdir=yes
                        ;;
                -v | -verbose | --v)
                        redirect=
                        verbose=-v
                        ;;
                -version | -V | --version | --V)
                        echo "This is Cygnus Configure version" `echo ${version} | sed 's/[ $:]//g'`
                        exit 0
                        ;;
                -with*=* | --with*=*)
                        withopt=`echo ${arg} | sed 's:^-*\(with[^=]*\)=.*$:\1:;s/-/_/g'`
                        withval=`echo ${arg} | sed 's:^-*with[^=]*=\(.*\)$:\1:'`
                        eval $withopt="$withval"
                        withoptions="$withoptions $arg"
                        ;;
                -without* | --without*)
                        withopt=`echo ${arg} | sed 's:^-*without:with:;s/-/_/g'`		
                        eval $withopt=no
                        withoutoptions="$withoutoptions $arg"
                        ;;
                -with* | --with*)
                        withopt=`echo ${arg} | sed 's:^-*with:with:;s/-/_/g'`
                        eval $withopt=yes
                        withoptions="$withoptions $arg"
                        ;;
                -x | --x) ;;
                -* | --*)
                        (echo ;
                        echo "Unrecognized option: \"${arg}\"". ;
                        echo) 1>&2
                        fatal=true
                        ;;
                *)
                        case "${undefs}" in
                        "")
                                undefs="${arg}"
                                ;;
                        *)
                                echo '***' Can only configure for one host and one target at a time.  1>&2
                                fatal=yes
                                ;;
                        esac
                        ;;
                esac
        fi
done

# process host and target
case "${fatal}" in
"")
#       # Complain if an arg is missing
#       if [ -z "${host_alias}" ] ; then
#               (echo ;
#               echo "configure: No HOST specified." ;
#               echo) 1>&2
#               fatal=true
#       fi

### This is a bit twisted.
### * if all three are specified, this is an error.
### * if we have neither hosts, nor unadorned args, guess with config.guess.
### * if no hosts are specified, then the unadorned args are hosts, but if
### there were none, this is an error.
### * if no targets are specified, then the unadorned args are targets, but if
### there were no unadorned args, then the hosts are also targets.

        if [ -n "${host_alias}" -a -n "${target_alias}" -a -n "${undefs}" ]
	then
                echo '***' Can only configure for one host and one target at a time.  1>&2
                fatal=yes
        elif [ -z "${host_alias}" -a -z "${target_alias}" -a -z "${undefs}" ]
	then
                guesssys=`echo ${progname} | sed 's/configure$/config.guess/'`
                if tmp_alias=`${guesssys}` ; then
                        echo "Configuring for a ${tmp_alias} host." 1>&2
                        host_alias=${tmp_alias}
			case "${target_alias}" in
			"") target_alias=${tmp_alias} ;;
			*) ;;
			esac
			arguments="--host=${host_alias} ${arguments}"
                else
                        echo 'Config.guess failed to determine the host type.  You need to specify one.' 1>&2
                        fatal=yes
                fi
        else
                case "${host_alias}" in
                "")
                        case "${undefs}" in
                        "")     host_alias=${target_alias} ;;
                        *)      host_alias=${undefs} ;;
                        esac
                        ;;
                *) ;;
                esac

                case "${target_alias}" in
                "")
                        case "${undefs}" in
                        "")     target_alias=${host_alias} ;;
                        *)      target_alias=${undefs} ;;
                        esac
                        ;;
                *) ;;
                esac
        fi
        ;;
*) ;;
esac

if [ -n "${fatal}" -o "${host_alias}" = "help" ] ; then
        (echo "Usage: configure HOST" ;
        echo ;
        echo "Options: [defaults in brackets]" ;
        echo " --prefix=MYDIR            configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
        echo " --exec-prefix=MYDIR       configure for installation of host dependent files into MYDIR. [\"/usr/local\"]" ;
        echo " --help                    print this message. [normal config]" ;
        echo " --norecursion             configure this directory only. [recurse]" ;
        echo " --program-prefix=FOO      install programs with FOO prepended to their names. [ \"\" ]" ;
        echo " --program-suffix=FOO      install programs with FOO appended to their names. [ \"\" ]" ;
        echo " --program-transform-name=FOO      install programs with names transformed by sed pattern FOO. [ \"\" ]" ;
        echo " --site=SITE               configure with site specific makefile for SITE" ;
        echo " --srcdir=DIR              find the sources in DIR. [\".\" or \"..\"]" ;
        echo " --target=TARGET           configure for TARGET.  [TARGET = HOST]" ;
        echo " --tmpdir=TMPDIR           create temporary files in TMPDIR.  [ TMPDIR = \"/tmp\" ]" ;
        echo " --nfp                     configure the compilers default to soft floating point. [hard float]" ;
        echo " --with-FOO, --with-FOO=BAR specify that FOO is available"
        echo " --without-FOO             specify that FOO is NOT available"
        echo ;
        echo "Where HOST and TARGET are something like \"vax\", \"sun3\", \"encore\", etc." ;
        echo ;
        ) 1>&2
        if [ -r config.status ] ; then
                cat config.status
        fi

        exit 1
fi

configsub=`echo ${progname} | sed 's/configure$/config.sub/'`
moveifchange=`echo ${progname} | sed 's/configure$/move-if-change/'`

# this is a hack.  sun4 must always be a valid host alias or this will fail.
if ${configsub} sun4 >/dev/null 2>&1 ; then
        true
else
        echo '***' cannot find config.sub.  1>&2
        exit 1
fi

touch config.junk
if ${moveifchange} config.junk config.trash ; then
        true
else
        echo '***' cannot find move-if-change.  1>&2
        exit 1
fi
rm -f config.junk config.trash

case "${srcdir}" in
"")
        if [ -r configure.in ] ; then
                srcdir=.
        else
                if [ -r ${progname}.in ] ; then
                        srcdir=`echo ${progname} | sed 's:/configure$::'`
                else
                        echo '***' "Can't find configure.in.  Try using -srcdir=some_dir"  1>&2
                        exit 1
                fi
        fi
        ;;
*) ;;
esac

### warn about some conflicting configurations.

case "${srcdir}" in
".") ;;
*)
        if [ -f ${srcdir}/config.status ] ; then
                echo '***' Cannot configure here in \"${PWD=`pwd`}\" when \"${srcdir}\" is currently configured. 1>&2
                exit 1
        fi
esac

# default exec_prefix
case "${exec_prefix}" in
"") exec_prefix="\$(prefix)" ;;
*) ;;
esac

### break up ${srcdir}/configure.in.
case "`grep '^# per\-host:' ${srcdir}/configure.in`" in
"")
        echo '***' ${srcdir}/configure.in has no \"per-host:\" line. 1>&2
        exit 1
        ;;
*) ;;
esac

case "`grep '^# per\-target:' ${srcdir}/configure.in`" in
"")
        echo '***' ${srcdir}/configure.in has no \"per-target:\" line. 1>&2
        exit 1
        ;;
*) ;;
esac

case "${TMPDIR}" in
"") TMPDIR=/tmp ; export TMPDIR ;;
*) ;;
esac

# keep this filename short for &%*%$*# 14 char file names
tmpfile=${TMPDIR}/cONf$$
trap "rm -f ${tmpfile}.com ${tmpfile}.tgt ${tmpfile}.hst ${tmpfile}.pos" 0

# split ${srcdir}/configure.in into common, per-host, per-target,
# and post-target parts.  Post-target is optional.
sed -e '/^# per\-host:/,$d' ${srcdir}/configure.in > ${tmpfile}.com
sed -e '1,/^# per\-host:/d' -e '/^# per\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.hst
if grep '^# post-target:' ${srcdir}/configure.in >/dev/null ; then
  sed -e '1,/^# per\-target:/d' -e '/^# post\-target:/,$d' ${srcdir}/configure.in > ${tmpfile}.tgt
  sed -e '1,/^# post\-target:/d' ${srcdir}/configure.in > ${tmpfile}.pos
else
  sed -e '1,/^# per\-target:/d' ${srcdir}/configure.in > ${tmpfile}.tgt
  echo >${tmpfile}.pos
fi

### do common part of configure.in

. ${tmpfile}.com

# some sanity checks on configure.in
case "${srctrigger}" in
"")
        echo '***' srctrigger not set in ${PWD=`pwd`}/configure.in.  1>&2
        exit 1
        ;;
*) ;;
esac

result=`${configsub} ${host_alias}`
host_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
host_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
host_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
host=${host_cpu}-${host_vendor}-${host_os}

. ${tmpfile}.hst

result=`${configsub} ${target_alias}`
target_cpu=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
target_vendor=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
target_os=`echo $result | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
target=${target_cpu}-${target_vendor}-${target_os}

. ${tmpfile}.tgt

# Find the source files, if location was not specified.
case "${srcdir}" in
"")
        srcdirdefaulted=1
        srcdir=.
        if [ ! -r ${srctrigger} ] ; then
                srcdir=..
        fi
        ;;
*) ;;
esac

if [ ! -r ${srcdir}/${srctrigger} ] ; then
        case "${srcdirdefaulted}" in
        "") echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/${srcdir}" 1>&2 ;;
        *)  echo '***' "${progname}: Can't find ${srcname} sources in ${PWD=`pwd`}/. or ${PWD=`pwd`}/.." 1>&2 ;;
        esac

        echo '***' \(At least ${srctrigger} is missing.\) 1>&2
        exit 1
fi

# Some systems (e.g., one of the i386-aix systems the gas testers are
# using) don't handle "\$" correctly, so don't use it here.
tooldir='$(exec_prefix)'/${target_alias}

if [ "${host_alias}" != "${target_alias}" ] ; then
    if [ "${program_prefixoption}" = "" ] ; then
        if [ "${program_suffixoption}" = "" ] ; then 
            if [ "${program_transform_nameoption}" = "" ] ; then
                program_prefix=${target_alias}- ;
            fi
        fi
    fi
fi

# Merge program_prefix and program_suffix onto program_transform_name
# Use a double $ so that make ignores it
if [ "${program_suffix}" != "" ] ; then
    program_transform_name="-e s/\$\$/${program_suffix}/ ${program_transform_name}"
fi

if [ "${program_prefix}" != "" ] ; then
    program_transform_name="-e s/^/${program_prefix}/ ${program_transform_name}"
fi

for subdir in . ${subdirs} ; do

    # ${subdir} is relative path from . to the directory we're currently
    # configuring.
    # ${invsubdir} is inverse of ${subdir), *with* trailing /, if needed.
    invsubdir=`echo ${subdir}/ | sed -e 's|\./||g' -e 's|[^/]*/|../|g'`

    ### figure out what to do with srcdir
    case "${srcdir}" in
        ".")  # no -srcdir option.  We're building in place.
                makesrcdir=. ;;
        /*) # absolute path
                makesrcdir=`echo ${srcdir}/${subdir} | sed -e 's|/\.$||'`
                ;;
        *) # otherwise relative
                case "${subdir}" in
                .) makesrcdir=${srcdir} ;;
                *) makesrcdir=${invsubdir}${srcdir}/${subdir} ;;
                esac
                ;;
    esac

    if [ "${subdir}/" != "./" ] ; then
        Makefile=${subdir}/Makefile
    fi

    if [ ! -d ${subdir} ] ; then
        if mkdir ${subdir} ; then
                true
        else
                echo '***' "${progname}: could not make ${PWD=`pwd`}/${subdir}" 1>&2
                exit 1
        fi
    fi

    case "${removing}" in
    "")
        case "${subdir}" in
        .) ;;
        *) eval echo Building in ${subdir} ${redirect} ;;
        esac

        # FIXME Should this be done recursively ??? (Useful for e.g. gdbtest)
        # Set up the list of links to be made.
        # ${links} is the list of link names, and ${files} is the list of names to link to.

        # Make the links.
        configlinks="${links}"
        if [ -r ${subdir}/config.status ] ; then
                mv -f ${subdir}/config.status ${subdir}/config.back
        fi
        while [ -n "${files}" ] ; do
                # set file to car of files, files to cdr of files
                set ${files}; file=$1; shift; files=$*
                set ${links}; link=$1; shift; links=$*

                if [ ! -r ${srcdir}/${file} ] ; then
                        echo '***' "${progname}: cannot create a link \"${link}\"," 1>&2
                        echo '***' "since the file \"${srcdir}/${file}\" does not exist." 1>&2
                        exit 1
                fi

                ${remove} -f ${link}
                # Make a symlink if possible, otherwise try a hard link
                ${symbolic_link} ${srcdir}/${file} ${link} 2>/dev/null || ${hard_link} ${srcdir}/${file} ${link}

                if [ ! -r ${link} ] ; then
                        echo '***' "${progname}: unable to link \"${link}\" to \"${srcdir}/${file}\"." 1>&2
                        exit 1
                fi

                echo "Linked \"${link}\" to \"${srcdir}/${file}\"."
        done

        # Create a .gdbinit file which runs the one in srcdir
        # and tells GDB to look there for source files.

        if [ -r ${srcdir}/${subdir}/.gdbinit ] ; then
                case ${srcdir} in
                .) ;;
                *) cat > ${subdir}/.gdbinit <<EOF
# ${NO_EDIT}
dir .
dir ${makesrcdir}
source ${makesrcdir}/.gdbinit
EOF
                        ;;
                esac
        fi

        # Install a makefile, and make it set VPATH
        # if necessary so that the sources are found.
        # Also change its value of srcdir.
        # NOTE: Makefile generation constitutes the majority of the time in configure.  Hence, this section has
        # been somewhat optimized and is perhaps a bit twisty.

        # code is order so as to try to sed the smallest input files we know.

        # the four makefile fragments MUST end up in the resulting Makefile in this order: 
        # package, target, host, and site.  so do these separately because I don't trust the
        #  order of sed -e expressions.

        if [ -f ${srcdir}/${subdir}/${Makefile_in} ] ; then

            # Conditionalize for this site from "Makefile.in" (or whatever it's called) into Makefile.tem
            rm -f ${subdir}/Makefile.tem
              case "${site}" in
              "") cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem ;;
              *)
                      site_makefile_frag=${srcdir}/config/ms-${site}

                      if [ -f ${site_makefile_frag} ] ; then
                              sed -e "/^####/  r ${site_makefile_frag}" ${srcdir}/${subdir}/${Makefile_in} \
                                      > ${subdir}/Makefile.tem
                      else
                              cp ${srcdir}/${subdir}/${Makefile_in} ${subdir}/Makefile.tem
                              site_makefile_frag=
                      fi
                      ;;
            esac
            # working copy now in ${subdir}/Makefile.tem

            # Conditionalize the makefile for this host.
            rm -f ${Makefile}
            case "${host_makefile_frag}" in
              "") mv ${subdir}/Makefile.tem ${Makefile} ;;
              *)
                      if [ ! -f ${host_makefile_frag} ] ; then
                              host_makefile_frag=${srcdir}/${host_makefile_frag}
                      fi
                      if [ -f ${host_makefile_frag} ] ; then
                              sed -e "/^####/  r ${host_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
                      else
                              echo '***' Expected host makefile fragment \"${host_makefile_frag}\" 1>&2
                              echo '***' is missing in ${PWD=`pwd`}. 1>&2
                              mv ${subdir}/Makefile.tem ${Makefile}
                      fi
            esac
            # working copy now in ${Makefile}

            # Conditionalize the makefile for this target.
            rm -f ${subdir}/Makefile.tem
            case "${target_makefile_frag}" in
              "") mv ${Makefile} ${subdir}/Makefile.tem ;;
              *)
                      if [ ! -f ${target_makefile_frag} ] ; then
                              target_makefile_frag=${srcdir}/${target_makefile_frag}
                      fi
                      if [ -f ${target_makefile_frag} ] ; then
                              sed -e "/^####/  r ${target_makefile_frag}" ${Makefile} > ${subdir}/Makefile.tem
                      else
                              mv ${Makefile} ${subdir}/Makefile.tem
                              target_makefile_frag=
                      fi
                      ;;
            esac
            # real copy now in ${subdir}/Makefile.tem

            # Conditionalize the makefile for this package.
            rm -f ${Makefile}
            case "${package_makefile_frag}" in
              "") mv ${subdir}/Makefile.tem ${Makefile} ;;
              *)
                      if [ ! -f ${package_makefile_frag} ] ; then
                              package_makefile_frag=${srcdir}/${package_makefile_frag}
                      fi
                      if [ -f ${package_makefile_frag} ] ; then
                              sed -e "/^####/  r ${package_makefile_frag}" ${subdir}/Makefile.tem > ${Makefile}
                      else
                              echo '***' Expected package makefile fragment \"${package_makefile_frag}\" 1>&2
                              echo '***' is missing in ${PWD=`pwd`}. 1>&2
                              mv ${subdir}/Makefile.tem ${Makefile}
                      fi
            esac
            # working copy now in ${Makefile}

            mv ${Makefile} ${subdir}/Makefile.tem

            # real copy now in ${subdir}/Makefile.tem

            # prepend warning about editting, and a bunch of variables.
            rm -f ${Makefile}
            cat > ${Makefile} <<EOF
# ${NO_EDIT}
VPATH = ${makesrcdir}
links = ${configlinks}
host_alias = ${host_alias}
host_cpu = ${host_cpu}
host_vendor = ${host_vendor}
host_os = ${host_os}
host_canonical = ${host_cpu}-${host_vendor}-${host_os}
target_alias = ${target_alias}
target_cpu = ${target_cpu}
target_vendor = ${target_vendor}
target_os = ${target_os}
target_canonical = ${target_cpu}-${target_vendor}-${target_os}
EOF
            case "${package_makefile_frag}" in
              "") ;;
              /*) echo package_makefile_frag = ${package_makefile_frag} >>${Makefile} ;;
              *)  echo package_makefile_frag = ${invsubdir}${package_makefile_frag} >>${Makefile} ;;
            esac

            case "${target_makefile_frag}" in
              "") ;;
              /*) echo target_makefile_frag = ${target_makefile_frag} >>${Makefile} ;;
              *)  echo target_makefile_frag = ${invsubdir}${target_makefile_frag} >>${Makefile} ;;
            esac

            case "${host_makefile_frag}" in
              "") ;;
              /*) echo host_makefile_frag = ${host_makefile_frag} >>${Makefile} ;;
              *)  echo host_makefile_frag = ${invsubdir}${host_makefile_frag} >>${Makefile} ;;
            esac

            if [ "${site_makefile_frag}" != "" ] ; then
                echo site_makefile_frag = ${invsubdir}${site_makefile_frag} >>${Makefile}
            fi 

	    # make sure that some sort of reasonable default exists for these 
	    # two variables
	    CXX=${CXX-"g++ -O"}
	    CC=${CC-cc}

            # reset prefix, exec_prefix, srcdir, SUBDIRS, NONSUBDIRS,
            # remove any form feeds.
            if [ -z "${subdirs}" ]; then
                rm -f ${subdir}/Makefile.tem2
                sed -e "s:^SUBDIRS[ 	]*=.*$:SUBDIRS = ${configdirs}:" \
                    -e "s:^NONSUBDIRS[ 	]*=.*$:NONSUBDIRS = ${noconfigdirs}:" \
                    ${subdir}/Makefile.tem > ${subdir}/Makefile.tem2
                rm -f ${subdir}/Makefile.tem
                mv ${subdir}/Makefile.tem2 ${subdir}/Makefile.tem
            fi
            sed -e "s:^prefix[ 	]*=.*$:prefix = ${prefix}:" \
                    -e "s:^exec_prefix[ 	]*=.*$:exec_prefix = ${exec_prefix}:" \
		    -e "s:^SHELL[	 ]*=.*$:SHELL = ${config_shell}:" \
                    -e "s:^srcdir[ 	]*=.*$:srcdir = ${makesrcdir}:" \
                    -e "s///" \
                    -e "s:^program_prefix[ 	]*=.*$:program_prefix = ${program_prefix}:" \
                    -e "s:^program_suffix[ 	]*=.*$:program_suffix = ${program_suffix}:" \
                    -e "s:^program_transform_name[ 	]*=.*$:program_transform_name = ${program_transform_name}:" \
                    -e "s:^tooldir[ 	]*=.*$:tooldir = ${tooldir}:" \
                    ${subdir}/Makefile.tem >> ${Makefile}
            # final copy now in ${Makefile}

        else
           echo "No Makefile.in found in ${srcdir}/${subdir}, unable to configure" 1>&2
        fi

        rm -f ${subdir}/Makefile.tem

        case "${host_makefile_frag}" in
        "") using= ;;
        *) using="and \"${host_makefile_frag}\"" ;;
        esac

        case "${target_makefile_frag}" in
        "") ;;
        *) using="${using} and \"${target_makefile_frag}\"" ;;
        esac

        case "${site_makefile_frag}" in
        "") ;;
        *) using="${using} and \"${site_makefile_frag}\"" ;;
        esac

        newusing=`echo "${using}" | sed 's/and/using/'`
        using=${newusing}
        echo "Created \"${Makefile}\" in" ${PWD=`pwd`} ${using}

        . ${tmpfile}.pos

        # describe the chosen configuration in config.status.
        # Make that file a shellscript which will reestablish
        # the same configuration.  Used in Makefiles to rebuild
        # Makefiles.

        case "${norecursion}" in
        "") arguments="${arguments} -norecursion" ;;
        *) ;;
        esac

        if [ ${subdir} = . ] ; then
            echo "#!/bin/sh
# ${NO_EDIT}
# This directory was configured as follows:
${progname}" ${arguments}  "
# ${using}" > ${subdir}/config.new
        else
            echo "#!/bin/sh
# ${NO_EDIT}
# This directory was configured as follows:
cd ${invsubdir}
${progname}" ${arguments}  "
# ${using}" > ${subdir}/config.new
        fi
        chmod a+x ${subdir}/config.new
        if [ -r ${subdir}/config.back ] ; then
                mv -f ${subdir}/config.back ${subdir}/config.status
        fi
        ${moveifchange} ${subdir}/config.new ${subdir}/config.status
        ;;

    *)  rm -f ${Makefile} ${subdir}/config.status ${links} ;;
    esac
done

# If there are subdirectories, then recur. 
if [ -z "${norecursion}" -a -n "${configdirs}" ] ; then 
        for configdir in ${configdirs} ; do

                if [ -d ${srcdir}/${configdir} ] ; then
                        eval echo Configuring ${configdir}... ${redirect}
                        case "${srcdir}" in
                        ".") ;;
                        *)
                                if [ ! -d ./${configdir} ] ; then
                                        if mkdir ./${configdir} ; then
                                                true
                                        else
                                                echo '***' "${progname}: could not make ${PWD=`pwd`}/${configdir}" 1>&2
                                                exit 1
                                        fi
                                fi
                                ;;
                        esac

                        POPDIR=${PWD=`pwd`}
                        cd ${configdir} 

### figure out what to do with srcdir
                        case "${srcdir}" in
                        ".") newsrcdir=${srcdir} ;; # no -srcdir option.  We're building in place.
                        /*) # absolute path
                                newsrcdir=${srcdir}/${configdir}
                                srcdiroption="-srcdir=${newsrcdir}"
                                ;;
                        *) # otherwise relative
                                newsrcdir=../${srcdir}/${configdir}
                                srcdiroption="-srcdir=${newsrcdir}"
                                ;;
                        esac

### check for guested configure, otherwise fix possibly relative progname
                        if [ -f ${newsrcdir}/configure ] ; then
                                recprog=${newsrcdir}/configure
                        elif [ -f ${newsrcdir}/configure.in ] ; then
                                case "${progname}" in
                                /*)     recprog=${progname} ;;
                                *)      recprog=../${progname} ;;
                                esac
			else
				eval echo No configuration information in ${configdir} ${redirect}
				recprog=
                        fi

### The recursion line is here.
			if [ ! -z "${recprog}" ] ; then
	                        if eval ${config_shell} ${recprog} ${verbose} --host=${host_alias} --target=${target_alias} \
        	                        ${prefixoption} ${tmpdiroption} ${exec_prefixoption} \
                	                ${srcdiroption} ${program_prefixoption} ${program_suffixoption} ${program_transform_nameoption} ${site_option} ${withoptions} ${withoutoptions} ${removing} ${redirect} ; then
	                                true
        	                else
                	                exit 1
                        	fi
			fi

                        cd ${POPDIR}
                fi
        done
fi

exit 0

#
# Local Variables:
# fill-column: 131
# End:
#

# end of configure
OpenPOWER on IntegriCloud