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
|
dnl Process this file with autoconf to produce a configure script.
AC_INIT(ruby.h)
rb_version=`grep RUBY_VERSION $srcdir/version.h`
MAJOR=`expr "$rb_version" : '#define RUBY_VERSION "\([0-9][0-9]*\)\.[0-9][0-9]*\.[0-9][0-9]*"'`
MINOR=`expr "$rb_version" : '#define RUBY_VERSION "[0-9][0-9]*\.\([0-9][0-9]*\)\.[0-9][0-9]*"'`
TEENY=`expr "$rb_version" : '#define RUBY_VERSION "[0-9][0-9]*\.[0-9][0-9]*\.\([0-9][0-9]*\)"'`
AC_SUBST(MAJOR)
AC_SUBST(MINOR)
AC_SUBST(TEENY)
dnl checks for alternative programs
AC_ARG_WITH(gcc, [--without-gcc never use gcc], [
case $withval in
no) : ${CC=cc}
;;
yes) : ${CC=gcc}
;;
*) CC=$withval
;;
esac])
dnl If the user switches compilers, we can't believe the cache
if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
then
AC_ERROR(cached CC is different -- throw away $cache_file
(it is also a good idea to do 'make clean' before compiling))
fi
AC_DEFUN(RUBY_CANONICAL_BUILD, [AC_REQUIRE([AC_CANONICAL_BUILD])])
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
RUBY_CANONICAL_BUILD
dnl checks for fat-binary
fat_binary=no
AC_ARG_ENABLE(fat-binary,
[--enable-fat-binary build a NeXT/Apple Multi Architecture Binary. ],
[fat_binary=$enableval])
if test "$fat_binary" = yes ; then
AC_MSG_CHECKING(target architecture)
case "$target_os" in
rhapsody*)
echo -n "MacOS X Server: "
if test "$TARGET_ARCHS" = "" ; then
TARGET_ARCHS="ppc i386"
fi
;;
nextstep*|openstep*)
echo -n "NeXTSTEP/OPENSTEP: "
if test "$TARGET_ARCHS" = "" ; then
if test `/usr/bin/arch` = "m68k" ; then
TARGET_ARCHS="m68k i486"
else # Black and Native one
TARGET_ARCHS="m68k `/usr/bin/arch`"
fi
fi
# to ensure AC_HEADER_SYS_WAIT works
AC_DEFINE(_POSIX_SOURCE)
;;
macos*|darwin*)
echo -n "MacOS X (Darwin): "
if test "$TARGET_ARCHS" = "" ; then
TARGET_ARCHS="ppc i386"
fi
;;
esac
# /usr/lib/arch_tool -archify_list $TARGET_ARCHS
for archs in $TARGET_ARCHS
do
ARCH_FLAG="$ARCH_FLAG -arch $archs "
echo -n " $archs"
done
AC_DEFINE(NEXT_FAT_BINARY)
echo "."
fi
case $target_cpu in
i?86) frame_address=yes;;
*) frame_address=no;;
esac
AC_ARG_ENABLE(frame-address,
[--enable-frame-address use GCC __builtin_frame_address(). ],
[frame_address=$enableval])
if test $frame_address = yes; then
AC_DEFINE(USE_BUILTIN_FRAME_ADDRESS)
fi
AC_ARG_PROGRAM
dnl Checks for programs.
if test x"${build}" != x"${host}"; then
AC_CHECK_TOOL(CC, gcc)
fi
AC_PROG_CC
AC_PROG_GCC_TRADITIONAL
AC_PROG_YACC
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(AR, ar)
AC_CHECK_PROGS(AR, ar aal, ar)
case "$target_os" in
cygwin*|mingw*)
AC_CHECK_TOOL(NM, nm)
AC_CHECK_TOOL(DLLWRAP, dllwrap)
AC_CHECK_TOOL(AS, as)
AC_CHECK_TOOL(DLLTOOL, dlltool)
AC_CHECK_TOOL(WINDRES, windres)
target_cpu=`echo $target_cpu | sed s/i.86/i386/`
: ${enable_shared=yes}
;;
esac
AC_PROG_LN_S
AC_PROG_MAKE_SET
# checks for UNIX variants that set C preprocessor variables
AC_AIX
AC_MINIX
AC_EXEEXT
AC_OBJEXT
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 0)
AC_CHECK_SIZEOF(__int64, 0)
AC_CHECK_SIZEOF(void*, 4)
AC_CHECK_SIZEOF(float, 4)
AC_CHECK_SIZEOF(double, 8)
AC_CACHE_CHECK(for prototypes, rb_cv_have_prototypes,
[AC_TRY_COMPILE([int foo(int x) { return 0; }], [return foo(10);],
rb_cv_have_prototypes=yes,
rb_cv_have_prototypes=no)])
if test "$rb_cv_have_prototypes" = yes; then
AC_DEFINE(HAVE_PROTOTYPES)
fi
AC_CACHE_CHECK(token paste string, rb_cv_tokenpaste,
[AC_TRY_COMPILE([#define paste(a,b) a##b],
[int xy = 1; return paste(x,y);],
rb_cv_tokenpaste=ansi,
rb_cv_tokenpaste=knr)])
if test "$rb_cv_tokenpaste" = ansi; then
AC_DEFINE(TOKEN_PASTE(x,y),[x##y])
else
AC_DEFINE(TOKEN_PASTE(x,y),[x/**/y])
fi
AC_CACHE_CHECK(for variable length prototypes and stdarg.h, rb_cv_stdarg,
[AC_TRY_COMPILE([
#include <stdarg.h>
int foo(int x, ...) {
va_list va;
va_start(va, x);
va_arg(va, int);
va_arg(va, char *);
va_arg(va, double);
return 0;
}
], [return foo(10, "", 3.14);],
rb_cv_stdarg=yes,
rb_cv_stdarg=no)])
if test "$rb_cv_stdarg" = yes; then
AC_DEFINE(HAVE_STDARG_PROTOTYPES)
fi
AC_CACHE_CHECK([for noreturn], rb_cv_noreturn,
[rb_cv_noreturn=no
for mac in "x __attribute__ ((noreturn))" "__declspec(noreturn) x" x; do
AC_TRY_COMPILE(
[#define NORETURN(x) $mac
NORETURN(void exit(int x));],
[],
[rb_cv_noreturn="$mac"; break])
done])
AC_DEFINE_UNQUOTED([NORETURN(x)], $rb_cv_noreturn)
dnl wheather link libc_r or not
AC_ARG_WITH(libc_r,
[--with-libc_r link libc_r if possible (FreeBSD only)], [
case $withval in
yes) with_libc_r=yes;;
*) with_libc_r=no;;
esac], [with_libc_r=no])
dnl Checks for libraries.
case "$target_os" in
nextstep*) ;;
openstep*) ;;
rhapsody*) ;;
darwin*) LIBS="-lobjc $LIBS";;
human*) ac_cv_func_getpgrp_void=yes;;
beos*) ;;
cygwin*) rb_cv_have_daylight=no
ac_cv_var_tzname=no;;
mingw*) LIBS="-lwsock32 -lmsvcrt $LIBS"
ac_cv_header_a_out_h=no
ac_cv_header_pwd_h=no
ac_cv_header_utime_h=no
ac_cv_header_sys_ioctl_h=no
ac_cv_header_sys_param_h=no
ac_cv_header_sys_resource_h=no
ac_cv_header_sys_select_h=no
ac_cv_header_sys_times_h=no
ac_cv_func_times=yes
ac_cv_func_waitpid=yes;;
os2_emx*) LIBS="-lm $LIBS"
ac_cv_lib_dir_opendir=no;;
msdosdjgpp*) LIBS="-lm $LIBS"
ac_cv_func_getpgrp_void=yes;;
freebsd*) LIBS="-lm $LIBS"
AC_CACHE_CHECK([whether -lxpg4 has to be linked],
rb_cv_lib_xpg4_needed,
[AC_TRY_CPP([
#include <osreldate.h>
#if __FreeBSD_version < 400020 || \
(__FreeBSD_version >= 500000 && __FreeBSD_version < 500005)
#error needs libxpg4
#endif
],
rb_cv_lib_xpg4_needed=no,
rb_cv_lib_xpg4_needed=yes,
rb_cv_lib_xpg4_needed=yes)])
if test "$rb_cv_lib_xpg4_needed" = yes; then
AC_CHECK_LIB(xpg4, setlocale)
fi
if test "$with_libc_r" = yes; then
AC_CACHE_CHECK([whether libc_r is supplementary to libc],
rb_cv_supplementary_lib_c_r,
[AC_TRY_CPP([
#include <osreldate.h>
#if 500016 <= __FreeBSD_version
#error libc_r is supplementary to libc
#endif
],
rb_cv_supplementary_lib_c_r=no,
rb_cv_supplementary_lib_c_r=yes,
rb_cv_supplementary_lib_c_r=yes)])
if test "$rb_cv_supplementary_lib_c_r" = yes; then
MAINLIBS="-lc_r $MAINLIBS"
else
MAINLIBS="-pthread $MAINLIBS"
CFLAGS="-D_THREAD_SAFE $CFLAGS"
fi
fi
;;
linux*) LIBS="-lm $LIBS"
case "$target_cpu" in
alpha*)
CFLAGS="-mieee $CFLAGS" ;;
esac ;;
osf*) LIBS="-lm $LIBS"
case "$target_cpu"::"$GCC" in
alpha*::yes)
CFLAGS="-mieee $CFLAGS" ;;
alpha*::no|alpha*::)
CFLAGS="-ieee $CFLAGS" ;;
esac ;;
*) LIBS="-lm $LIBS";;
esac
AC_CHECK_LIB(crypt, crypt)
AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(stdlib.h string.h unistd.h limits.h sys/file.h sys/ioctl.h\
fcntl.h sys/fcntl.h sys/select.h sys/time.h sys/times.h sys/param.h\
syscall.h pwd.h a.out.h utime.h memory.h direct.h sys/resource.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_UID_T
AC_TYPE_SIZE_T
AC_STRUCT_ST_BLKSIZE
save_LIBOJBS="$LIBOBJS"
AC_STRUCT_ST_BLOCKS
LIBOBJS="$save_LIBOBJS"
AC_STRUCT_ST_RDEV
dnl Checks for library functions.
AC_TYPE_GETGROUPS
AC_TYPE_SIGNAL
AC_FUNC_ALLOCA
AC_FUNC_VFORK
AC_FUNC_MEMCMP
AC_REPLACE_FUNCS(dup2 memmove mkdir strcasecmp strncasecmp strerror strftime\
strchr strstr strtoul crypt flock vsnprintf\
isinf isnan finite hypot)
AC_CHECK_FUNCS(fmod killpg drand48 random wait4 waitpid syscall chroot\
truncate chsize times utimes fcntl lockf lstat symlink readlink\
setitimer setruid seteuid setreuid setresuid setproctitle\
setrgid setegid setregid setresgid pause lchown lchmod\
getpgrp setpgrp getpgid setpgid getgroups getpriority getrlimit\
dlopen sigprocmask sigaction _setjmp setsid telldir seekdir fchmod)
AC_STRUCT_TIMEZONE
AC_CACHE_CHECK(for external int daylight, rb_cv_have_daylight,
[AC_TRY_LINK([#include <time.h>
int i;],
[i = daylight;],
rb_cv_have_daylight=yes,
rb_cv_have_daylight=no)])
if test "$rb_cv_have_daylight" = yes; then
AC_DEFINE(HAVE_DAYLIGHT)
fi
AC_CACHE_CHECK(for negative time_t for gmtime(3), rb_cv_negative_time_t,
[AC_TRY_RUN([
#include <time.h>
void
check(tm, y, m, d, h, s)
struct tm *tm;
int y, m, d, h, s;
{
if (!tm ||
tm->tm_year != y ||
tm->tm_mon != m-1 ||
tm->tm_mday != d ||
tm->tm_hour != h ||
tm->tm_sec != s) {
exit(1);
}
}
int
main()
{
time_t t = -1;
struct tm *tm;
check(gmtime(&t), 69, 12, 31, 23, 59);
t = -0x80000000;
check(gmtime(&t), 1, 12, 13, 20, 52);
return 0;
}
],
rb_cv_negative_time_t=yes,
rb_cv_negative_time_t=no,
rb_cv_negative_time_t=yes)])
if test "$rb_cv_negative_time_t" = yes; then
AC_DEFINE(NEGATIVE_TIME_T)
fi
if test "$ac_cv_func_sigprocmask" = yes && test "$ac_cv_func_sigaction" = yes; then
AC_DEFINE(POSIX_SIGNAL)
else
AC_CACHE_CHECK(for BSD signal semantics, rb_cv_bsd_signal,
[AC_TRY_RUN([
#include <stdio.h>
#include <signal.h>
void
sig_handler(dummy)
int dummy;
{
}
int
main()
{
signal(SIGINT, sig_handler);
kill(getpid(), SIGINT);
kill(getpid(), SIGINT);
return 0;
}
],
rb_cv_bsd_signal=yes,
rb_cv_bsd_signal=no,
rb_cv_bsd_signal=no)])
if test "$rb_cv_bsd_signal" = yes; then
AC_DEFINE(BSD_SIGNAL)
fi
fi
AC_FUNC_GETPGRP
AC_FUNC_SETPGRP
AC_CACHE_CHECK(for working strtod, rb_cv_func_strtod,
[AC_TRY_RUN([
double strtod ();
int
main()
{
{
/* Some versions of Linux strtod mis-parse strings with leading '+'. */
char *string = " +69";
char *term;
double value;
value = strtod(string, &term);
if (value != 69 || term != (string + 4))
exit(1);
}
{
/* Under Solaris 2.4, strtod returns the wrong value for the
terminating character under some conditions. */
char *string = "NaN";
char *term;
strtod(string, &term);
if (term != string && *(term - 1) == 0)
exit(1);
}
exit(0);
}
], rb_cv_func_strtod=yes, rb_cv_func_strtod=no, rb_cv_func_strtod=no)])
test $rb_cv_func_strtod = no && LIBOBJS="$LIBOBJS strtod.o"
AC_C_BIGENDIAN
AC_C_CONST
AC_C_CHAR_UNSIGNED
AC_C_INLINE
AC_CACHE_CHECK(whether right shift preserve sign bit, rb_cv_rshift_sign,
[AC_TRY_RUN([
int
main()
{
if (-1==(-1>>1))
return 0;
return 1;
}
],
rb_cv_rshift_sign=yes,
rb_cv_rshift_sign=no,
rb_cv_rshift_sign=yes)])
if test "$rb_cv_rshift_sign" = yes; then
AC_DEFINE(RSHIFT(x,y), ((x)>>(int)y))
else
AC_DEFINE(RSHIFT(x,y), (((x)<0) ? ~((~(x))>>y) : (x)>>y))
fi
AC_MSG_CHECKING(count field in FILE structures)
AC_CACHE_VAL(rb_cv_fcnt,
[AC_TRY_COMPILE([#include <stdio.h>],
[FILE *f = stdin; f->_cnt = 0;], rb_cv_fcnt="_cnt", )
if test "$rb_cv_fcnt" = ""; then
AC_TRY_COMPILE([#include <stdio.h>],
[FILE *f = stdin; f->__cnt = 0;], rb_cv_fcnt="__cnt", )
fi
if test "$rb_cv_fcnt" = ""; then
AC_TRY_COMPILE([#include <stdio.h>],
[FILE *f = stdin; f->_r = 0;], rb_cv_fcnt="_r", )
fi
if test "$rb_cv_fcnt" = ""; then
AC_TRY_COMPILE([#include <stdio.h>],
[FILE *f = stdin; f->readCount = 0;],
rb_cv_fcnt="readCount", )
fi
dnl for emx0.9c
if test "$rb_cv_fcnt" = ""; then
AC_TRY_COMPILE([#include <stdio.h>],
[FILE *f = stdin; f->_rcount = 0;],
rb_cv_fcnt="_rcount", rb_cv_fcnt="not found")
fi])
if test "$rb_cv_fcnt" = "not found"; then
AC_MSG_RESULT([not found(OK if using GNU libc)])
else
AC_MSG_RESULT($rb_cv_fcnt)
AC_DEFINE_UNQUOTED(FILE_COUNT, $rb_cv_fcnt)
fi
dnl default value for $KANJI
DEFAULT_KCODE="KCODE_NONE"
AC_ARG_WITH(default-kcode,
[--with-default-kcode=CODE specify default value for \$KCODE (utf8|euc|sjis|none)],
[case $withval in
utf8) DEFAULT_KCODE="KCODE_UTF8";;
euc) DEFAULT_KCODE="KCODE_EUC";;
sjis) DEFAULT_KCODE="KCODE_SJIS";;
none) DEFAULT_KCODE="KCODE_NONE";;
*) AC_MSG_WARN($withval is not valid kcode; ignored);;
esac])
AC_DEFINE_UNQUOTED(DEFAULT_KCODE, $DEFAULT_KCODE)
dnl wheather use dln_a_out or not
AC_ARG_WITH(dln-a-out,
[--with-dln-a-out use dln_a_out if possible], [
case $withval in
yes) with_dln_a_out=yes;;
*) with_dln_a_out=no;;
esac], [with_dln_a_out=no])
AC_SUBST(XLDFLAGS)dnl
AC_CACHE_CHECK(whether ELF binaries are produced, rb_cv_binary_elf,
[AC_TRY_RUN([
/* Test for whether ELF binaries are produced */
#include <fcntl.h>
#include <stdlib.h>
main() {
char buffer[4];
int i=open("conftest",O_RDONLY);
if(i==-1)
exit(1); /* fail */
if(read(i,&buffer[0],4)<4)
exit(1); /* fail */
if(buffer[0] != 127 || buffer[1] != 'E' ||
buffer[2] != 'L' || buffer[3] != 'F')
exit(1); /* fail */
exit(0); /* succeed (yes, it's ELF) */
}
],
rb_cv_binary_elf=yes,
rb_cv_binary_elf=no,
rb_cv_binary_elf=yes)])
if test "$rb_cv_binary_elf" = yes; then
AC_DEFINE(USE_ELF)
fi
case "$target_os" in
linux*)
if test "$rb_cv_binary_elf" = no; then
with_dln_a_out=yes
target_os=${target_os}-a_out
else
LDFLAGS="-rdynamic"
fi;;
netbsd*)
if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
then
netbsd_elf=yes
else
netbsd_elf=no
fi
;;
esac
AC_SUBST(DLDFLAGS)dnl
AC_SUBST(STATIC)dnl
AC_SUBST(CCDLFLAGS)dnl
AC_SUBST(LDSHARED)dnl
AC_SUBST(DLEXT)dnl
AC_SUBST(DLEXT2)dnl
STATIC=
if test "$with_dln_a_out" != yes; then
rb_cv_dlopen=unknown
AC_MSG_CHECKING(whether OS depend dynamic link works)
if test "$GCC" = yes; then
case "$target_os" in
nextstep*) ;;
openstep*) ;;
rhapsody*) ;;
darwin*) CCDLFLAGS=-fno-common;;
human*) ;;
bsdi*) ;;
beos*) ;;
cygwin*) ;;
mingw*) ;;
netbsd*) CCDLFLAGS=-fPIC;;
*) CCDLFLAGS=-fPIC;;
esac
else
case "$target_os" in
hpux*) CCDLFLAGS='+z';;
solaris*|irix*) CCDLFLAGS='-KPIC' ;;
sunos*) CCDLFLAGS='-PIC' ;;
esix*|uxpds*) CCDLFLAGS='-KPIC' ;;
*) CCDLFLAGS='' ;;
esac
fi
case "$target_os" in
hpux*) DLDFLAGS="-E"
LDSHARED='ld -b'
LDFLAGS="-Wl,-E"
rb_cv_dlopen=yes;;
solaris*) if test "$GCC" = yes; then
LDSHARED='$(CC) -Wl,-G -shared'
`$CC --print-prog-name=ld` -v 2>&1 | grep "GNU ld" > /dev/null && LDFLAGS="-Wl,-E"
else
LDSHARED='ld -G'
fi
rb_cv_dlopen=yes;;
sunos*) LDSHARED='ld -assert nodefinitions'
rb_cv_dlopen=yes;;
irix*) LDSHARED='ld -shared'
rb_cv_dlopen=yes;;
sysv4*) LDSHARED='ld -G'
rb_cv_dlopen=yes;;
nto-qnx*) LDSHARED="qcc -shared"
rb_cv_dlopen=yes ;;
esix*|uxpds*) LDSHARED="ld -G"
rb_cv_dlopen=yes ;;
osf*) LDSHARED="$CC -shared"
rb_cv_dlopen=yes ;;
linux*) LDSHARED="$CC -shared"
rb_cv_dlopen=yes ;;
freebsd*) LDSHARED="$CC -shared"
if test "$rb_cv_binary_elf" = yes; then
LDFLAGS="-rdynamic"
DLDFLAGS='-Wl,-soname,$(.TARGET)'
else
test "$GCC" = yes && `$CC --print-prog-name=ld` -v 2>&1 | grep "GNU ld" > /dev/null || LDSHARED="ld -Bshareable"
fi
rb_cv_dlopen=yes ;;
netbsd*) LDSHARED='${CC} -shared'
LDFLAGS=""
rb_cv_dlopen=yes ;;
openbsd*) LDSHARED="ld -Bforcearchive -Bshareable"
rb_cv_dlopen=yes ;;
bsdi3*) case "$CC" in
*shlicc*) LDSHARED="$CC -r"
rb_cv_dlopen=yes ;;
esac ;;
bsdi*) LDSHARED="ld -shared"
LDFLAGS='-rdynamic -Wl,-rpath,$(prefix)/lib/ruby/$(MAJOR).$(MINOR)/i386-bsdi4.0'
rb_cv_dlopen=yes ;;
nextstep*) LDSHARED='cc -r -nostdlib'
LDFLAGS="-u libsys_s"
DLDFLAGS="$ARCH_FLAG"
rb_cv_dlopen=yes ;;
openstep*) LDSHARED='cc -dynamic -bundle -undefined suppress'
LDFLAGS=""
DLDFLAGS="$ARCH_FLAG"
rb_cv_dlopen=yes ;;
rhapsody*) LDSHARED='cc -dynamic -bundle -undefined suppress'
LDFLAGS=""
DLDFLAGS="$ARCH_FLAG"
rb_cv_dlopen=yes ;;
darwin*) LDSHARED='cc -dynamic -bundle -undefined suppress -flat_namespace'
LDFLAGS=""
DLDFLAGS="$ARCH_FLAG"
rb_cv_dlopen=yes ;;
aix*) LDSHARED='/usr/ccs/bin/ld'
XLDFLAGS='-Wl,-bE:ruby.imp'
DLDFLAGS='-brtl -eInit_$(TARGET) -bI:$(topdir)/ruby.imp -bM:SRE -T512 -H512 -lc'
LDFLAGS="-brtl"
rb_cv_dlopen=yes ;;
human*) DLDFLAGS=''
LDSHARED=''
LDFLAGS=''
rb_cv_dlopen=yes ;;
beos*) case "$target_cpu" in
powerpc*)
LDSHARED="ld -xms"
DLDFLAGS='-export Init_$(TARGET) -lbe -lroot glue-noinit.a init_term_dyn.o start_dyn.o'
;;
i586*)
LDSHARED="ld -shared"
DLDFLAGS="-L/boot/develop/lib/x86 -lbe -lroot"
;;
esac
rb_cv_dlopen=yes ;;
nto-qnx*) DLDFLAGS="-L/lib -L/usr/lib -L/usr/local/lib"
LDSHARED='ld -Bshareable -x'
LDFLAGS="-L/lib -L/usr/lib -L/usr/local/lib"
rb_cv_dlopen=yes;;
cygwin*|mingw*) : ${LDSHARED="${DLLWRAP} --target=${target_os} --as=${AS} --dlltool-name=${DLLTOOL} --driver-name=${CC} --export-all -s"}
rb_cv_dlopen=yes ;;
*) LDSHARED='ld' ;;
esac
AC_MSG_RESULT($rb_cv_dlopen)
fi
dln_a_out_works=no
if test "$ac_cv_header_a_out_h" = yes; then
if test "$with_dln_a_out" = yes || test "$rb_cv_dlopen" = unknown; then
cat confdefs.h > config.h
AC_CACHE_CHECK(whether matz's dln works, rb_cv_dln_a_out,
[AC_TRY_COMPILE([
#define USE_DLN_A_OUT
#include "dln.c"
],
[],
rb_cv_dln_a_out=yes,
rb_cv_dln_a_out=no)])
if test "$rb_cv_dln_a_out" = yes; then
dln_a_out_works=yes
AC_DEFINE(USE_DLN_A_OUT)
fi
fi
fi
if test "$dln_a_out_works" = yes; then
if test "$GCC" = yes; then
STATIC=-static
else
STATIC=-Bstatic
fi
DLEXT=so
AC_DEFINE(DLEXT, ".so")
CCDLFLAGS=
else
case "$target_os" in
hpux*) DLEXT=sl
AC_DEFINE(DLEXT, ".sl");;
nextstep*) DLEXT=bundle
AC_DEFINE(DLEXT, ".bundle");;
openstep*) DLEXT=bundle
AC_DEFINE(DLEXT, ".bundle");;
rhapsody*) DLEXT=bundle
AC_DEFINE(DLEXT, ".bundle");;
darwin*) DLEXT=bundle
AC_DEFINE(DLEXT, ".bundle");;
os2_emx*) DLEXT=dll
AC_DEFINE(DLEXT, ".dll");;
cygwin*|mingw*) DLEXT=so
AC_DEFINE(DLEXT, ".so")
DLEXT2=dll
AC_DEFINE(DLEXT2, ".dll");;
*) DLEXT=so
AC_DEFINE(DLEXT, ".so");;
esac
fi
AC_SUBST(STRIP)dnl
if test "$with_dln_a_out" = yes; then
STRIP=true
else
STRIP=strip
fi
case "$target_os" in
linux*)
STRIP='strip -S -x';;
nextstep*)
STRIP='strip -A -n';;
openstep*)
STRIP='strip -A -n';;
rhapsody*)
STRIP='strip -A -n';;
darwin*)
STRIP='strip -A -n';;
esac
EXTSTATIC=
AC_SUBST(EXTSTATIC)dnl
AC_ARG_WITH(static-linked-ext,
[--with-static-linked-ext link external modules statically],
[case $withval in
yes) STATIC=
EXTSTATIC=static;;
*) ;;
esac])
case "$target_os" in
human*)
AC_CHECK_LIB(signal, _harderr)
AC_CHECK_LIB(hmem, hmemset)
AC_CHECK_FUNCS(select gettimeofday)
AC_CACHE_CHECK(whether PD libc _dtos18 fail to convert big number,
rb_cv_missing__dtos18,
[AC_TRY_RUN(
changequote(<<, >>)dnl
<<
#include <stdio.h>
main ()
{
char buf[256];
sprintf (buf, "%g", 1e+300);
exit (strcmp (buf, "1e+300") ? 0 : 1);
}
>>,
changequote([, ])dnl
rb_cv_missing__dtos18=yes, rb_cv_missing__dtos18=no, rb_cv_missing__dtos18=no)])
if test "$rb_cv_missing__dtos18" = yes; then
AC_DEFINE(MISSING__DTOS18)
fi
AC_CACHE_CHECK(whether PD libc fconvert fail to round,
rb_cv_missing_fconvert,
[AC_TRY_RUN(
changequote(<<, >>)dnl
<<
#include <stdio.h>
#include <math.h>
main ()
{
char buf[256];
sprintf (buf, "%f", log(exp(1.0)));
exit (strcmp (buf, "1.000000") ? 0 : 1);
}
>>,
changequote([, ])dnl
rb_cv_missing_fconvert=yes, rb_cv_missing_fconvert=no, rb_cv_missing_fconvert=no)])
if test "$rb_cv_missing_fconvert" = yes; then
AC_DEFINE(MISSING_FCONVERT)
fi
LIBOBJS="$LIBOBJS x68.o"
CFLAGS="$CFLAGS -fansi-only -cc1-stack=262144 -cpp-stack=2694144"
EXEEXT=.x
OBJEXT=o
setup=Setup.x68
;;
dnl OS/2 environment w/ Autoconf 2.1x for EMX
os2_emx)
LIBOBJS="$LIBOBJS os2.$OBJEXT"
setup=Setup.emx
;;
*djgpp*)
setup=Setup.dj
;;
*)
setup=Setup
;;
esac
AC_SUBST(setup)
if test "$prefix" = NONE; then
prefix=$ac_default_prefix
fi
if test "$fat_binary" = yes ; then
CFLAGS="$CFLAGS $ARCH_FLAG"
fi
if test x"$cross_compiling" = xyes; then
MINIRUBY="ruby -I`pwd` -rfake"
PREP=fake.rb
else
MINIRUBY='./miniruby$(EXEEXT)'
PREP=''
fi
AC_SUBST(MINIRUBY)
AC_SUBST(PREP)
FIRSTMAKEFILE=""
LIBRUBY_A='lib$(RUBY_INSTALL_NAME).a'
LIBRUBY='$(LIBRUBY_A)'
LIBRUBYARG='$(LIBRUBY_A)'
SOLIBS=
case "$target_os" in
cygwin*|mingw*|beos*|openstep*|nextstep*|rhapsody*|darwin*|os2_emx*)
DLDLIBS=""
;;
*)
DLDLIBS="-lc"
;;
esac
LIBRUBY_LDSHARED=$LDSHARED
LIBRUBY_DLDFLAGS=$DLDFLAGS
LIBRUBY_SO='lib$(RUBY_INSTALL_NAME).so.$(MAJOR).$(MINOR).$(TEENY)'
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).so'
ENABLE_SHARED=no
AC_ARG_ENABLE(shared,
[--enable-shared build a shared library for Ruby. ],
[enable_shared=$enableval])
if test "$enable_shared" = 'yes'; then
LIBRUBY='$(LIBRUBY_SO)'
LIBRUBYARG='-L. -l$(RUBY_INSTALL_NAME)'
CFLAGS="$CFLAGS $CCDLFLAGS"
ENABLE_SHARED=yes
if test "$rb_cv_binary_elf" = yes; then
SOLIBS='$(LIBS)'
fi
case "$target_os" in
sunos4*)
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).so.$(MAJOR).$(MINOR) lib$(RUBY_INSTALL_NAME).so'
;;
linux*)
LIBRUBY_DLDFLAGS='-Wl,-soname,lib$(RUBY_INSTALL_NAME).so.$(MAJOR).$(MINOR)'
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).so.$(MAJOR).$(MINOR) lib$(RUBY_INSTALL_NAME).so'
;;
freebsd*)
SOLIBS='$(LIBS)'
LIBRUBY_SO='lib$(RUBY_INSTALL_NAME).so.$(MAJOR)$(MINOR)'
if test "$rb_cv_binary_elf" != "yes" ; then
LIBRUBY_SO="$LIBRUBY_SO.\$(TEENY)"
LIBRUBY_ALIASES=''
fi
;;
netbsd*)
SOLIBS='$(LIBS)'
LIBRUBY_SO='lib$(RUBY_INSTALL_NAME).so.$(MAJOR)$(MINOR).$(TEENY)'
LIBRUBY_DLDFLAGS='-Wl,-soname,lib$(RUBY_INSTALL_NAME).so.$(MAJOR)$(MINOR)'
LIBRUBYARG='-Wl,-R -Wl,${prefix}/lib -L${prefix}/lib -L. -l$(RUBY_INSTALL_NAME) -Wl,-R -Wl,${X11BASE}/lib -L${X11BASE}/lib'
if test "$rb_cv_binary_elf" = yes; then # ELF platforms
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).so.$(MAJOR)$(MINOR) lib$(RUBY_INSTALL_NAME).so'
else # a.out platforms
LIBRUBY_ALIASES=""
fi
;;
openbsd*)
SOLIBS='$(LIBS)'
;;
solaris*)
XLDFLAGS='-R${prefix}/lib'
;;
hpux*)
XLDFLAGS='-Wl,+s,+b,$(prefix)/lib'
LIBRUBY_SO='lib$(RUBY_INSTALL_NAME).sl.$(MAJOR).$(MINOR).$(TEENY)'
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).sl.$(MAJOR).$(MINOR) lib$(RUBY_INSTALL_NAME).sl'
;;
aix*)
if test "$GCC" = yes; then
LIBRUBY_LDSHARED='$(CC) -shared'
LIBRUBY_DLDFLAGS='-Wl,-bE:ruby.imp'
else
LIBRUBY_LDSHARED='/usr/ccs/bin/ld'
LIBRUBY_DLDFLAGS='-bE:ruby.imp -bM:SRE -bnoentry'
fi
LIBRUBYARG='-L${prefix}/lib -Wl,lib$(RUBY_INSTALL_NAME).so'
SOLIBS='-lm -lc'
;;
beos*)
case "$target_cpu" in
powerpc*)
LIBRUBY_DLDFLAGS='-f ruby.exp -lnet -lbe -lroot glue-noinit.a init_term_dyn.o start_dyn.o'
;;
esac
;;
darwin*)
LIBRUBY_SO='lib$(RUBY_INSTALL_NAME).$(MAJOR).$(MINOR).$(TEENY).dylib'
LIBRUBY_LDSHARED='cc -dynamiclib -undefined suppress -flat_namespace'
LIBRUBY_DLDFLAGS='-install_name lib$(RUBY_INSTALL_NAME).dylib -current_version $(MAJOR).$(MINOR).$(TEENY) -compatibility_version $(MAJOR).$(MINOR)'
LIBRUBY_ALIASES='lib$(RUBY_INSTALL_NAME).$(MAJOR).$(MINOR).dylib lib$(RUBY_INSTALL_NAME).dylib'
;;
*)
;;
esac
fi
case "$target_os" in
netbsd*)
CFLAGS="$CFLAGS -pipe"
;;
nextstep*)
CFLAGS="$CFLAGS -pipe"
;;
openstep*)
CFLAGS="$CFLAGS -pipe"
;;
rhapsody*)
CFLAGS="$CFLAGS -pipe -no-precomp"
;;
darwin*)
CFLAGS="$CFLAGS -pipe -no-precomp"
;;
os2_emx)
CFLAGS="$CFLAGS -DOS2"
;;
osf*)
if test "$GCC" != "yes" ; then
# compile something small: taint.c is fine for this.
# the main point is the '-v' flag of 'cc'.
case "`cc -v -I. -c main.c -o /tmp/main.o 2>&1`" in
*/gemc_cc*) # we have the new DEC GEM CC
CFLAGS="$CFLAGS -oldc"
;;
*) # we have the old MIPS CC
;;
esac
# cleanup
rm -f /tmp/main.o
CFLAGS="$CFLAGS -std"
fi
;;
beos*)
case "$target_cpu" in
powerpc*)
CFLAGS="$CFLAGS -relax_pointers"
;;
esac
;;
cygwin*|mingw*)
RUBY_SO_NAME=$target_os-'$(RUBY_INSTALL_NAME)'${MAJOR}${MINOR}
if test x"$enable_shared" = xyes; then
LIBRUBY_SO='$(RUBY_SO_NAME)'.dll
LIBRUBY_DLDFLAGS='--dllname=$@ --output-lib=$(LIBRUBY) --add-stdcall-alias --def=$(RUBYDEF)'
else
LIBRUBY_SO=dummy
LIBRUBY_DLDFLAGS='--output-exp=$(RUBY_INSTALL_NAME).exp --dllname=$(RUBY_INSTALL_NAME)$(EXEEXT) --output-lib=$(LIBRUBY) --add-stdcall-alias --def=$(RUBYDEF)'
fi
LIBRUBY_ALIASES=''
LIBRUBY_A='lib$(RUBY_INSTALL_NAME)s.a'
LIBRUBY='lib$(RUBY_SO_NAME).a'
LIBRUBYARG='-L. -l$(RUBY_SO_NAME)'
FIRSTMAKEFILE=GNUmakefile:cygwin/GNUmakefile.in
SOLIBS='$(LIBS)'
case "$target_os" in
cygwin*)
LIBOBJS="$LIBOBJS strftime.o"
CCDLFLAGS=-DUSEIMPORTLIB ;;
mingw*)
LIBOBJS="$LIBOBJS win32.o"
CFLAGS="-DNT -D__MSVCRT__ $CFLAGS"
CCDLFLAGS=-DIMPORT ;;
esac
;;
*)
;;
esac
AC_SUBST(LIBRUBY_LDSHARED)
AC_SUBST(LIBRUBY_DLDFLAGS)
AC_SUBST(RUBY_INSTALL_NAME)
AC_SUBST(RUBY_SO_NAME)
AC_SUBST(LIBRUBY_A)
AC_SUBST(LIBRUBY_SO)
AC_SUBST(LIBRUBY_ALIASES)
AC_SUBST(LIBRUBY)
AC_SUBST(LIBRUBYARG)
AC_SUBST(SOLIBS)
AC_SUBST(DLDLIBS)
AC_SUBST(ENABLE_SHARED)
AC_SUBST(MAINLIBS)
ri_prefix=
test "$program_prefix" != NONE &&
ri_prefix=$program_prefix
ri_suffix=
test "$program_suffix" != NONE &&
ri_suffix=$program_suffix
RUBY_INSTALL_NAME="${ri_prefix}ruby${ri_suffix}"
case "$target_os" in
cygwin*|mingw*|*djgpp*|os2_emx*)
RUBY_LIB_PREFIX="/lib/ruby"
;;
*)
RUBY_LIB_PREFIX="${prefix}/lib/ruby"
;;
esac
RUBY_LIB_PATH="${RUBY_LIB_PREFIX}/${MAJOR}.${MINOR}"
AC_ARG_WITH(sitedir,
[--with-sitedir=DIR site libraries in DIR [PREFIX/lib/ruby/site_ruby]],
[sitedir=$withval],
[sitedir='${prefix}/lib/ruby/site_ruby'])
SITE_DIR="`eval \"echo ${sitedir}\"`"
case "$target_os" in
cygwin*|mingw*|*djgpp*|os2_emx*)
RUBY_SITE_LIB_PATH="`expr "$SITE_DIR" : "$prefix\(/.*\)"`" ||
RUBY_SITE_LIB_PATH="$SITE_DIR";;
*)
RUBY_SITE_LIB_PATH="$SITE_DIR";;
esac
RUBY_SITE_LIB_PATH2="${RUBY_SITE_LIB_PATH}/${MAJOR}.${MINOR}"
AC_DEFINE_UNQUOTED(RUBY_LIB, "${RUBY_LIB_PATH}")
AC_DEFINE_UNQUOTED(RUBY_SITE_LIB, "${RUBY_SITE_LIB_PATH}")
AC_DEFINE_UNQUOTED(RUBY_SITE_LIB2, "${RUBY_SITE_LIB_PATH2}")
AC_SUBST(arch)dnl
AC_SUBST(sitedir)dnl
configure_args=$ac_configure_args
AC_SUBST(configure_args)dnl
if test "$fat_binary" = yes ; then
arch="fat-${target_os}"
AC_DEFINE_UNQUOTED(RUBY_THIN_ARCHLIB,
"${RUBY_LIB_PATH}/" __ARCHITECTURE__ "-${target_os}")
AC_DEFINE_UNQUOTED(RUBY_SITE_THIN_ARCHLIB,
"${RUBY_SITE_LIB_PATH}/" __ARCHITECTURE__ "-${target_os}")
AC_DEFINE_UNQUOTED(RUBY_PLATFORM, __ARCHITECTURE__ "-${target_os}")
else
arch="${target_cpu}-${target_os}"
AC_DEFINE_UNQUOTED(RUBY_PLATFORM, "${arch}")
fi
AC_DEFINE_UNQUOTED(RUBY_ARCHLIB, "${RUBY_LIB_PATH}/${arch}")
AC_DEFINE_UNQUOTED(RUBY_SITE_ARCHLIB, "${RUBY_SITE_LIB_PATH2}/${arch}")
AC_ARG_WITH(search-path,
[--with-search-path=DIR specify the additional search path],
[search_path=$withval])
if test "$search_path" != ""; then
AC_DEFINE_UNQUOTED(RUBY_SEARCH_PATH,"$search_path")
fi
echo "creating config.h"
tr -d '\015' < confdefs.h > config.h
: > confdefs.h
AC_OUTPUT($FIRSTMAKEFILE Makefile ext/extmk.rb)
|