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
|
dnl Autoconf configure script for GDB, the GNU debugger.
dnl Copyright 1995, 1996 Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program; if not, write to the Free Software
dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.5)dnl
AC_INIT(main.c)
AC_CONFIG_HEADER(config.h:config.in)
AC_PROG_CC
AC_AIX
AC_MINIX
AC_ISC_POSIX
DLLTOOL=${DLLTOOL-dlltool}
AC_SUBST(DLLTOOL)
AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
AC_CANONICAL_SYSTEM
dnl List of object files added by configure.
CONFIG_OBS=
CONFIG_DEPS=
configdirs="doc testsuite"
dnl
changequote(,)dnl
. ${srcdir}/configure.host
. ${srcdir}/configure.tgt
dnl
changequote([,])dnl
AC_PROG_INSTALL
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_PROG_YACC
AC_PROG_AWK
AC_ARG_PROGRAM
AC_TYPE_SIGNAL
AC_HEADER_STDC
AC_CHECK_HEADERS(limits.h memory.h string.h strings.h unistd.h termios.h termio.h sgtty.h stddef.h stdlib.h sys/procfs.h link.h endian.h objlist.h)
AC_HEADER_STAT
AC_C_CONST
AC_CHECK_FUNCS(setpgid sbrk select poll sigaction)
# If we are configured native on Linux, work around problems with sys/procfs.h
if test "${target}" = "${host}"; then
case "${host}" in
i[[3456]]86-*-linux*)
AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
AC_DEFINE(sys_quotactl)
;;
esac
fi
AC_MSG_CHECKING([for gregset_t type])
AC_CACHE_VAL(gdb_cv_have_gregset_t,
[AC_TRY_LINK([#include <sys/procfs.h>],[gregset_t *gregsetp = 0],
gdb_cv_have_gregset_t=yes, gdb_cv_have_gregset_t=no)])
AC_MSG_RESULT($gdb_cv_have_gregset_t)
if test $gdb_cv_have_gregset_t = yes; then
AC_DEFINE(HAVE_GREGSET_T)
fi
AC_MSG_CHECKING([for fpregset_t type])
AC_CACHE_VAL(gdb_cv_have_fpregset_t,
[AC_TRY_LINK([#include <sys/procfs.h>],[fpregset_t *fpregsetp = 0],
gdb_cv_have_fpregset_t=yes, gdb_cv_have_fpregset_t=no)])
AC_MSG_RESULT($gdb_cv_have_fpregset_t)
if test $gdb_cv_have_fpregset_t = yes; then
AC_DEFINE(HAVE_FPREGSET_T)
fi
dnl See if host has libm. This is usually needed by simulators.
AC_CHECK_LIB(m, main)
dnl See if compiler supports "long long" type.
AC_MSG_CHECKING(for long long support in compiler)
AC_CACHE_VAL(gdb_cv_c_long_long,
[AC_TRY_COMPILE(, [
extern long long foo;
switch (foo & 2) { case 0: return 1; }
],
gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
AC_MSG_RESULT($gdb_cv_c_long_long)
if test $gdb_cv_c_long_long = yes; then
AC_DEFINE(CC_HAS_LONG_LONG)
fi
dnl See if the compiler and runtime support printing long long
AC_MSG_CHECKING(for long long support in printf)
AC_CACHE_VAL(gdb_cv_printf_has_long_long,
[AC_TRY_RUN([
int main () {
char buf[32];
long long l = 0;
l = (l << 16) + 0x0123;
l = (l << 16) + 0x4567;
l = (l << 16) + 0x89ab;
l = (l << 16) + 0xcdef;
sprintf (buf, "0x%016llx", l);
return (strcmp ("0x0123456789abcdef", buf));
}],
gdb_cv_printf_has_long_long=yes,
gdb_cv_printf_has_long_long=no,
gdb_cv_printf_has_long_long=no)])
if test $gdb_cv_printf_has_long_long = yes; then
AC_DEFINE(PRINTF_HAS_LONG_LONG)
fi
AC_MSG_RESULT($gdb_cv_printf_has_long_long)
dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE
dnl because autoconf complains about cross-compilation issues. However, this
dnl code uses the same variables as the macro for compatibility.
AC_MSG_CHECKING(for long double support in compiler)
AC_CACHE_VAL(ac_cv_c_long_double,
[AC_TRY_COMPILE(, [long double foo;],
ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
AC_MSG_RESULT($ac_cv_c_long_double)
if test $ac_cv_c_long_double = yes; then
AC_DEFINE(HAVE_LONG_DOUBLE)
fi
dnl See if the compiler and runtime support printing long doubles
AC_MSG_CHECKING(for long double support in printf)
AC_CACHE_VAL(gdb_cv_printf_has_long_double,
[AC_TRY_RUN([
int main () {
char buf[16];
long double f = 3.141592653;
sprintf (buf, "%Lg", f);
return (strncmp ("3.14159", buf, 7));
}],
gdb_cv_printf_has_long_double=yes,
gdb_cv_printf_has_long_double=no,
gdb_cv_printf_has_long_double=no)])
if test $gdb_cv_printf_has_long_double = yes; then
AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
fi
AC_MSG_RESULT($gdb_cv_printf_has_long_double)
dnl See if the compiler and runtime support scanning long doubles
AC_MSG_CHECKING(for long double support in scanf)
AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
[AC_TRY_RUN([
int main () {
char *buf = "3.141592653";
long double f = 0;
sscanf (buf, "%Lg", &f);
return !(f > 3.14159 && f < 3.14160);
}],
gdb_cv_scanf_has_long_double=yes,
gdb_cv_scanf_has_long_double=no,
gdb_cv_scanf_has_long_double=no)])
if test $gdb_cv_scanf_has_long_double = yes; then
AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
fi
AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
AC_FUNC_MMAP
BFD_NEED_DECLARATION(malloc)
BFD_NEED_DECLARATION(realloc)
BFD_NEED_DECLARATION(free)
dnl See if thread_db library is around for Solaris thread debugging. Note that
dnl we must explicitly test for version 1 of the library because version 0
dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
dnl Note that we only want this if we are both native (host == target), and
dnl not doing a canadian cross build (build == host).
if test ${build} = ${host} -a ${host} = ${target} ; then
case ${host_os} in
hpux*)
AC_MSG_CHECKING(for HPUX/OSF thread support)
if test -f /usr/include/dce/cma_config.h ; then
if test "$GCC" = "yes" ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
CONFIG_OBS="${CONFIG_OJS} hpux-thread.o"
else
AC_MSG_RESULT(no (suppressed because you are not using GCC))
fi
else
AC_MSG_RESULT(no)
fi
;;
solaris*)
AC_MSG_CHECKING(for Solaris thread debugging library)
if test -f /usr/lib/libthread_db.so.1 ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_THREAD_DB_LIB)
CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
AC_CHECK_LIB(dl, dlopen)
if test "$GCC" = "yes" ; then
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Xlinker -export-dynamic"
fi
else
AC_MSG_RESULT(no)
fi
;;
esac
AC_SUBST(CONFIG_LDFLAGS)
fi
dnl Handle optional features that can be enabled.
ENABLE_CFLAGS=
AC_ARG_ENABLE(netrom,
[ --enable-netrom ],
[case "${enableval}" in
yes) enable_netrom=yes ;;
no) enable_netrom=no ;;
*) AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
esac])
if test "${enable_netrom}" = "yes"; then
CONFIG_OBS="${CONFIG_OBS} remote-nrom.o"
fi
MMALLOC_CFLAGS=
MMALLOC=
AC_SUBST(MMALLOC_CFLAGS)
AC_SUBST(MMALLOC)
AC_ARG_WITH(mmalloc,
[ --with-mmalloc use memory mapped malloc package],
[case "${withval}" in
yes) want_mmalloc=true ;;
no) want_mmalloc=false;;
*) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
esac],[want_mmalloc=false])dnl
if test x$want_mmalloc = xtrue; then
AC_DEFINE(USE_MMALLOC)
AC_DEFINE(FORCE_MMCHECK)
MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
MMALLOC='../mmalloc/libmmalloc.a'
fi
# start-sanitize-gdbtk
ENABLE_IDE=
AC_ARG_ENABLE(ide, [ --enable-ide Enable IDE support])
if test "$enable_ide" = yes; then
enable_ide=yes
ENABLE_IDE=1
else
enable_ide=no
fi
AC_SUBST(ENABLE_IDE)
ENABLE_GDBTK=
AC_ARG_ENABLE(gdbtk,
[ --enable-gdbtk ],
[case "${enableval}" in
yes)
case "$host" in
*go32*)
AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
enable_gdbtk=no ;;
*windows*)
AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
enable_gdbtk=no ;;
*)
enable_gdbtk=yes ;;
esac ;;
no)
enable_gdbtk=no ;;
*)
AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
esac],
[
# Default is on for everything but go32 and cygwin32
case "$host" in
*go32* | *windows*)
;;
*)
enable_gdbtk=yes ;;
esac
])
# In the cygwin32 environment, we need some additional flags.
AC_CACHE_CHECK([for cygwin32], gdb_cv_os_cygwin32,
[AC_EGREP_CPP(lose, [
#ifdef __CYGWIN32__
lose
#endif],[gdb_cv_os_cygwin32=yes],[gdb_cv_os_cygwin32=no])])
WIN32LIBS=
WIN32LDAPP=
AC_SUBST(WIN32LIBS)
AC_SUBST(WIN32LDAPP)
if test x$gdb_cv_os_cygwin32 = xyes; then
if test x$enable_ide = xyes; then
WIN32LIBS="-ladvapi32"
fi
fi
configdir="unix"
if test "${enable_gdbtk}" = "yes"; then
CY_AC_PATH_TCLCONFIG
if test -z "${no_tcl}"; then
CY_AC_LOAD_TCLCONFIG
CY_AC_PATH_TKCONFIG
# If $no_tk is nonempty, then we can't do Tk, and there is no
# point to doing Tcl.
if test -z "${no_tk}"; then
CY_AC_LOAD_TKCONFIG
CY_AC_PATH_TCLH
CY_AC_PATH_TKH
CY_AC_PATH_ITCLH
CY_AC_PATH_TIX
# now look for tix library stuff
TIXVERSION=4.1.8.0
. ${ac_cv_c_tclconfig}/tclConfig.sh
case "${host}" in
*-*-cygwin32*)
tixdir=../tix/win/tcl8.0
;;
*)
tixdir=../tix/unix/tk8.0
;;
esac
if test "${TCL_SHARED_BUILD}" = "1"; then
TIX_LIB_EXT="${TCL_SHLIB_SUFFIX}"
else
TIX_LIB_EXT=".a"
fi
if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then
TIXLIB="-L${tixdir} -ltix${TIXVERSION}"
TIX_DEPS="${tixdir}/libtix${TIXVERSION}${TIX_LIB_EXT}"
else
TIXLIB="-L${tixdir} -ltix`echo ${TIXVERSION} | tr -d .`"
TIX_DEPS="${tixdir}/libtix`echo ${TIXVERSION} | tr -d .`${TIX_LIB_EXT}"
fi
ENABLE_GDBTK=1
# Include some libraries that Tcl and Tk want.
if test "${enable_ide}" = "yes"; then
TCL_LIBS='$(LIBIDE) $(LIBGUI) $(IDE) $(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
CONFIG_DEPS='$(LIBIDE) $(LIBGUI) $(IDE_DEPS) $(ITCL_DEPS) $(TIX_DEPS) $(TK_DEPS) $(TCL_DEPS)'
else
TCL_LIBS='$(LIBGUI) $(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
CONFIG_DEPS='$(LIBGUI) $(ITCL_DEPS) $(TIX_DEPS) $(TK_DEPS) $(TCL_DEPS)'
fi
# Yes, the ordering seems wrong here. But it isn't.
# TK_LIBS is the list of libraries that need to be linked
# after Tcl/Tk.
LIBS="${LIBS} ${TCL_LIBS} ${TK_LIBS}"
CONFIG_OBS="${CONFIG_OBS} gdbtk.o"
if test x$gdb_cv_os_cygwin32 = xyes; then
WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32 -luser32"
WIN32LDAPP="-Wl,--subsystem,windows"
fi
fi
fi
fi
AC_SUBST(ENABLE_GDBTK)
AC_SUBST(X_CFLAGS)
AC_SUBST(X_LDFLAGS)
AC_SUBST(X_LIBS)
AC_SUBST(TIXLIB)
AC_SUBST(TIX_DEPS)
# end-sanitize-gdbtk
AC_SUBST(ENABLE_CFLAGS)
AC_SUBST(CONFIG_OBS)
AC_SUBST(CONFIG_DEPS)
# Begin stuff to support --enable-shared
AC_ARG_ENABLE(shared,
[ --enable-shared use shared libraries],
[case "${enableval}" in
yes) shared=true ;;
no) shared=false ;;
*) shared=true ;;
esac])dnl
HLDFLAGS=
HLDENV=
# If we have shared libraries, try to set rpath reasonably.
if test "${shared}" = "true"; then
case "${host}" in
*-*-hpux*)
HLDFLAGS='-Wl,+s,+b,$(libdir)'
;;
*-*-irix5* | *-*-irix6*)
HLDFLAGS='-Wl,-rpath,$(libdir)'
;;
*-*-linux*aout*)
;;
*-*-linux* | *-pc-linux-gnu)
HLDFLAGS='-Wl,-rpath,$(libdir)'
;;
*-*-solaris*)
HLDFLAGS='-R $(libdir)'
;;
*-*-sysv4*)
HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
;;
esac
fi
# On SunOS, if the linker supports the -rpath option, use it to
# prevent ../bfd and ../opcodes from being included in the run time
# search path.
case "${host}" in
*-*-sunos*)
echo 'main () { }' > conftest.c
${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
:
elif grep 'No such file' conftest.t >/dev/null 2>&1; then
:
elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
:
elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
:
elif test "${shared}" = "true"; then
HLDFLAGS='-Wl,-rpath=$(libdir)'
else
HLDFLAGS='-Wl,-rpath='
fi
rm -f conftest.t conftest.c conftest
;;
esac
AC_SUBST(HLDFLAGS)
AC_SUBST(HLDENV)
# End stuff to support --enable-shared
# target_subdir is used by the testsuite to find the target libraries.
target_subdir=
if test "${host}" != "${target}"; then
target_subdir="${target_alias}/"
fi
AC_SUBST(target_subdir)
frags=
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
if test ! -f ${host_makefile_frag}; then
AC_MSG_ERROR("*** Gdb does not support host ${host}")
fi
frags="$frags $host_makefile_frag"
target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
if test ! -f ${target_makefile_frag}; then
AC_MSG_ERROR("*** Gdb does not support target ${target}")
fi
frags="$frags $target_makefile_frag"
AC_SUBST_FILE(host_makefile_frag)
AC_SUBST_FILE(target_makefile_frag)
AC_SUBST(frags)
changequote(,)dnl
hostfile=`sed -n '
s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
' ${host_makefile_frag}`
targetfile=`sed -n '
s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
' ${target_makefile_frag}`
# these really aren't orthogonal true/false values of the same condition,
# but shells are slow enough that I like to reuse the test conditions
# whenever possible
if test "${target}" = "${host}"; then
nativefile=`sed -n '
s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
' ${host_makefile_frag}`
# else
# GDBserver is only useful in a "native" enviroment
# configdirs=`echo $configdirs | sed 's/gdbserver//'`
fi
changequote([,])
# If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
# (NAT_FILE) is not set in config/*/*.m[ht] files, we don't make the
# corresponding links. But we have to remove the xm.h files and tm.h
# files anyway, e.g. when switching from "configure host" to
# "configure none".
files=
links=
rm -f xm.h
if test "${hostfile}" != ""; then
files="${files} config/${gdb_host_cpu}/${hostfile}"
links="${links} xm.h"
fi
rm -f tm.h
if test "${targetfile}" != ""; then
files="${files} config/${gdb_target_cpu}/${targetfile}"
links="${links} tm.h"
fi
rm -f nm.h
if test "${nativefile}" != ""; then
files="${files} config/${gdb_host_cpu}/${nativefile}"
links="${links} nm.h"
else
# A cross-only configuration.
files="${files} config/nm-empty.h"
links="${links} nm.h"
fi
# start-sanitize-gdbtk
AC_PROG_LN_S
# Make it possible to use the GUI without doing a full install
if test "${enable_gdbtk}" = "yes" -a ! -d gdbtcl ; then
if test "$LN_S" = "ln -s" -a ! -f gdbtcl ; then
echo linking $srcdir/gdbtcl to gdbtcl
$LN_S $srcdir/gdbtcl gdbtcl
else
echo Warning: Unable to link $srcdir/gdbtcl to gdbtcl. You will need to do a
echo " " make install before you are able to run the GUI.
fi
fi
# end-sanitize-gdbtk
AC_LINK_FILES($files, $links)
dnl Check for exe extension set on certain hosts (e.g. Win32)
AM_EXEEXT
AC_CONFIG_SUBDIRS($configdirs)
AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
[
dnl Autoconf doesn't provide a mechanism for modifying definitions
dnl provided by makefile fragments.
dnl
if test "${nativefile}" = ""; then
sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \
< Makefile > Makefile.tem
mv -f Makefile.tem Makefile
fi
changequote(,)dnl
sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
/^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
/^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
mv -f Makefile.tmp Makefile
changequote([,])dnl
case x$CONFIG_HEADERS in
xconfig.h:config.in)
echo > stamp-h ;;
esac
],
[
gdb_host_cpu=$gdb_host_cpu
gdb_target_cpu=$gdb_target_cpu
nativefile=$nativefile
])
exit 0
|