Commit | Line | Data |
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c906108c | 1 | dnl Autoconf configure script for GDB, the GNU debugger. |
0ea3f30e | 2 | dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, |
abd775ce | 3 | dnl 2005, 2006, 2007, 2008, 2009, 2010 |
b6ba6518 | 4 | dnl Free Software Foundation, Inc. |
c906108c SS |
5 | dnl |
6 | dnl This file is part of GDB. | |
7 | dnl | |
8 | dnl This program is free software; you can redistribute it and/or modify | |
9 | dnl it under the terms of the GNU General Public License as published by | |
5a0e3bd0 | 10 | dnl the Free Software Foundation; either version 3 of the License, or |
c906108c | 11 | dnl (at your option) any later version. |
5a0e3bd0 | 12 | dnl |
c906108c SS |
13 | dnl This program is distributed in the hope that it will be useful, |
14 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | dnl GNU General Public License for more details. | |
5a0e3bd0 | 17 | dnl |
c906108c | 18 | dnl You should have received a copy of the GNU General Public License |
5a0e3bd0 | 19 | dnl along with this program. If not, see <http://www.gnu.org/licenses/>. |
c906108c SS |
20 | |
21 | dnl Process this file with autoconf to produce a configure script. | |
22 | ||
bec39cab | 23 | AC_PREREQ(2.59)dnl |
c906108c SS |
24 | AC_INIT(main.c) |
25 | AC_CONFIG_HEADER(config.h:config.in) | |
413ccac7 | 26 | AM_MAINTAINER_MODE |
c906108c SS |
27 | |
28 | AC_PROG_CC | |
c462b41b | 29 | AC_USE_SYSTEM_EXTENSIONS |
e28b3332 | 30 | gl_EARLY |
da2f07f1 | 31 | ACX_LARGEFILE |
c906108c SS |
32 | AM_PROG_CC_STDC |
33 | ||
e28b3332 | 34 | AC_CONFIG_AUX_DIR(..) |
c906108c SS |
35 | AC_CANONICAL_SYSTEM |
36 | ||
a417dc56 RW |
37 | # Dependency checking. |
38 | ZW_CREATE_DEPDIR | |
39 | ZW_PROG_COMPILER_DEPENDENCIES([CC]) | |
40 | ||
41 | # Check for the 'make' the user wants to use. | |
42 | AC_CHECK_PROGS(MAKE, make) | |
43 | MAKE_IS_GNU= | |
44 | case "`$MAKE --version 2>&1 | sed 1q`" in | |
45 | *GNU*) | |
46 | MAKE_IS_GNU=yes | |
47 | ;; | |
48 | esac | |
49 | AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes) | |
50 | AC_PROG_MAKE_SET | |
51 | ||
ddc9cd0f AC |
52 | dnl List of object files and targets accumulated by configure. |
53 | ||
54 | CONFIG_OBS= | |
55 | CONFIG_DEPS= | |
56 | CONFIG_SRCS= | |
57 | ENABLE_CFLAGS= | |
58 | ||
59 | CONFIG_ALL= | |
60 | CONFIG_CLEAN= | |
61 | CONFIG_INSTALL= | |
62 | CONFIG_UNINSTALL= | |
63 | ||
20e95c23 DJ |
64 | dnl Set up for gettext. |
65 | ZW_GNU_GETTEXT_SISTER_DIR | |
ddc9cd0f AC |
66 | |
67 | localedir='${datadir}/locale' | |
68 | AC_SUBST(localedir) | |
69 | ||
20e95c23 | 70 | if test x"$USE_NLS" = xyes; then |
ddc9cd0f AC |
71 | CONFIG_ALL="$CONFIG_ALL all-po" |
72 | CONFIG_CLEAN="$CONFIG_CLEAN clean-po" | |
73 | CONFIG_INSTALL="$CONFIG_INSTALL install-po" | |
74 | CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po" | |
75 | fi | |
76 | ||
e28b3332 DJ |
77 | gl_INIT |
78 | ||
d5af19ba DJ |
79 | # For Makefile dependencies. |
80 | GNULIB_STDINT_H= | |
81 | if test x"$STDINT_H" != x; then | |
82 | GNULIB_STDINT_H=gnulib/$STDINT_H | |
83 | fi | |
84 | AC_SUBST(GNULIB_STDINT_H) | |
85 | ||
ddc9cd0f AC |
86 | PACKAGE=gdb |
87 | AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ]) | |
88 | AC_SUBST(PACKAGE) | |
0fbb3da7 | 89 | |
e28b3332 DJ |
90 | # GDB does not use automake, but gnulib does. This line lets us |
91 | # generate its Makefile.in. | |
92 | AM_INIT_AUTOMAKE(gdb, UNUSED-VERSION, [no-define]) | |
93 | ||
b14b1491 TT |
94 | GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir, |
95 | [look for global separate debug info in this path @<:@LIBDIR/debug@:>@], | |
96 | [${libdir}/debug]) | |
97 | ||
98 | # GDB's datadir relocation | |
99 | ||
100 | GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir, | |
101 | [look for global separate data files in this path @<:@DATADIR/gdb@:>@], | |
102 | [${datadir}/gdb]) | |
aa28a74e | 103 | |
29b0e8a2 | 104 | AC_ARG_WITH(relocated-sources, |
d2596e2e | 105 | AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]), |
29b0e8a2 JM |
106 | [reloc_srcdir="${withval}" |
107 | AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir, | |
108 | [Relocated directory for source files. ]) | |
109 | ]) | |
110 | ||
8dcde887 | 111 | AC_CONFIG_SUBDIRS(doc testsuite) |
96baa820 | 112 | |
d0c678e6 UW |
113 | # Check whether to support alternative target configurations |
114 | AC_ARG_ENABLE(targets, | |
d2596e2e | 115 | AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]), |
d0c678e6 UW |
116 | [case "${enableval}" in |
117 | yes | "") AC_ERROR(enable-targets option must specify target names or 'all') | |
118 | ;; | |
119 | no) enable_targets= ;; | |
120 | *) enable_targets=$enableval ;; | |
121 | esac]) | |
122 | ||
c0993dbe UW |
123 | # Check whether to enable 64-bit support on 32-bit hosts |
124 | AC_ARG_ENABLE(64-bit-bfd, | |
d2596e2e | 125 | AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]), |
c0993dbe UW |
126 | [case "${enableval}" in |
127 | yes) want64=true ;; | |
128 | no) want64=false ;; | |
129 | *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; | |
130 | esac],[want64=false])dnl | |
131 | ||
121ce6e5 DJ |
132 | # Provide defaults for some variables set by the per-host and per-target |
133 | # configuration. | |
134 | gdb_host_obs=posix-hdep.o | |
135 | ||
771b4502 UW |
136 | if test "${target}" = "${host}"; then |
137 | gdb_native=yes | |
138 | else | |
139 | gdb_native=no | |
140 | fi | |
141 | ||
27e9bf90 | 142 | . $srcdir/configure.host |
c906108c | 143 | |
d0c678e6 UW |
144 | # Accumulate some settings from configure.tgt over all enabled targets |
145 | ||
146 | TARGET_OBS= | |
147 | all_targets= | |
148 | ||
149 | for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'` | |
150 | do | |
151 | if test "$targ_alias" = "all"; then | |
152 | all_targets=true | |
153 | else | |
154 | # Canonicalize the secondary target names. | |
155 | result=`$ac_config_sub $targ_alias 2>/dev/null` | |
156 | if test -n "$result"; then | |
157 | targ=$result | |
158 | else | |
159 | targ=$targ_alias | |
160 | fi | |
161 | ||
162 | . ${srcdir}/configure.tgt | |
163 | ||
bf307134 JB |
164 | AS_IF([test -z "${gdb_target_obs}"], |
165 | [AC_MSG_ERROR([configuration ${targ} is unsupported.])]) | |
166 | ||
d0c678e6 UW |
167 | # Target-specific object files |
168 | for i in ${gdb_target_obs}; do | |
169 | case " $TARGET_OBS " in | |
170 | *" ${i} "*) ;; | |
171 | *) | |
172 | TARGET_OBS="$TARGET_OBS ${i}" | |
173 | ;; | |
174 | esac | |
175 | done | |
c0993dbe UW |
176 | |
177 | # Check whether this target needs 64-bit CORE_ADDR | |
178 | if test x${want64} = xfalse; then | |
179 | . ${srcdir}/../bfd/config.bfd | |
180 | fi | |
d0c678e6 UW |
181 | fi |
182 | done | |
183 | ||
184 | if test x${all_targets} = xtrue; then | |
c0993dbe UW |
185 | |
186 | # We want all 64-bit targets if we either: | |
187 | # - run on a 64-bit host or | |
188 | # - already require 64-bit support for some other target or | |
189 | # - the --enable-64-bit-bfd option was supplied | |
190 | # Otherwise we only support all 32-bit targets. | |
191 | # | |
192 | # NOTE: This test must be in sync with the corresponding | |
193 | # tests in BFD! | |
194 | ||
195 | if test x${want64} = xfalse; then | |
196 | AC_CHECK_SIZEOF(long) | |
197 | if test "x${ac_cv_sizeof_long}" = "x8"; then | |
198 | want64=true | |
199 | fi | |
200 | fi | |
201 | if test x${want64} = xtrue; then | |
202 | TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)' | |
203 | else | |
204 | TARGET_OBS='$(ALL_TARGET_OBS)' | |
205 | fi | |
d0c678e6 UW |
206 | fi |
207 | ||
208 | AC_SUBST(TARGET_OBS) | |
209 | ||
210 | # For other settings, only the main target counts. | |
211 | gdb_sim= | |
212 | gdb_osabi= | |
213 | build_gdbserver= | |
214 | targ=$target; . ${srcdir}/configure.tgt | |
c906108c | 215 | |
27e9bf90 MK |
216 | # Fetch the default architecture and default target vector from BFD. |
217 | targ=$target; . $srcdir/../bfd/config.bfd | |
5c8cc331 | 218 | |
27e9bf90 MK |
219 | # We only want the first architecture, so strip off the others if |
220 | # there is more than one. | |
221 | targ_archs=`echo $targ_archs | sed 's/ .*//'` | |
5c8cc331 | 222 | |
27e9bf90 MK |
223 | if test "x$targ_archs" != x; then |
224 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs, | |
225 | [Define to BFD's default architecture. ]) | |
1ba607ad | 226 | fi |
27e9bf90 MK |
227 | if test "x$targ_defvec" != x; then |
228 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec, | |
229 | [Define to BFD's default target vector. ]) | |
1ba607ad AC |
230 | fi |
231 | ||
627af7ea MK |
232 | # The CLI cannot be disabled yet, but may be in the future. |
233 | ||
234 | # Enable CLI. | |
235 | AC_ARG_ENABLE(gdbcli, | |
d2596e2e | 236 | AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]), |
627af7ea MK |
237 | [case $enableval in |
238 | yes) | |
239 | ;; | |
240 | no) | |
241 | AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;; | |
242 | *) | |
243 | AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;; | |
244 | esac], | |
245 | [enable_gdbcli=yes]) | |
246 | if test x"$enable_gdbcli" = xyes; then | |
247 | if test -d $srcdir/cli; then | |
248 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)" | |
249 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)" | |
250 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)" | |
627af7ea | 251 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)" |
627af7ea MK |
252 | fi |
253 | fi | |
254 | ||
255 | # Enable MI. | |
256 | AC_ARG_ENABLE(gdbmi, | |
d2596e2e | 257 | AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]), |
627af7ea MK |
258 | [case $enableval in |
259 | yes | no) | |
260 | ;; | |
261 | *) | |
262 | AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;; | |
263 | esac], | |
264 | [enable_gdbmi=yes]) | |
265 | if test x"$enable_gdbmi" = xyes; then | |
266 | if test -d $srcdir/mi; then | |
267 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)" | |
268 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)" | |
269 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)" | |
627af7ea | 270 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)" |
627af7ea MK |
271 | fi |
272 | fi | |
273 | ||
287c1a40 MK |
274 | # Enable TUI. |
275 | AC_ARG_ENABLE(tui, | |
d2596e2e | 276 | AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]), |
287c1a40 | 277 | [case $enableval in |
3ca64bd3 | 278 | yes | no | auto) |
287c1a40 MK |
279 | ;; |
280 | *) | |
281 | AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;; | |
3ca64bd3 | 282 | esac],enable_tui=auto) |
287c1a40 | 283 | |
8ee53726 MK |
284 | # Enable gdbtk. |
285 | AC_ARG_ENABLE(gdbtk, | |
d2596e2e | 286 | AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]), |
8ee53726 MK |
287 | [case $enableval in |
288 | yes | no) | |
289 | ;; | |
290 | *) | |
291 | AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;; | |
292 | esac], | |
5062cc19 | 293 | [if test -d $srcdir/gdbtk; then |
8ee53726 MK |
294 | enable_gdbtk=yes |
295 | else | |
296 | enable_gdbtk=no | |
297 | fi]) | |
298 | # We unconditionally disable gdbtk tests on selected platforms. | |
299 | case $host_os in | |
300 | go32* | windows*) | |
301 | AC_MSG_WARN([gdbtk isn't supported on $host; disabling]) | |
302 | enable_gdbtk=no ;; | |
303 | esac | |
304 | ||
0e5d83e3 JJ |
305 | # Libunwind support. |
306 | AC_ARG_WITH(libunwind, | |
d2596e2e | 307 | AS_HELP_STRING([--with-libunwind], [use libunwind frame unwinding support]), |
0e5d83e3 JJ |
308 | [case "${withval}" in |
309 | yes) enable_libunwind=yes ;; | |
310 | no) enable_libunwind=no ;; | |
311 | *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;; | |
312 | esac],[ | |
a9322a30 | 313 | AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h) |
0e5d83e3 JJ |
314 | if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then |
315 | enable_libunwind=yes; | |
316 | fi | |
317 | ]) | |
318 | ||
319 | if test x"$enable_libunwind" = xyes; then | |
a9322a30 | 320 | AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h) |
60ca704f | 321 | AC_DEFINE(HAVE_LIBUNWIND, 1, [Define if libunwind library is being used.]) |
0e5d83e3 JJ |
322 | CONFIG_OBS="$CONFIG_OBS libunwind-frame.o" |
323 | CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o" | |
324 | CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c" | |
325 | fi | |
326 | ||
cb01cfba | 327 | opt_curses=no |
d2596e2e | 328 | AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval) |
cb01cfba | 329 | |
76a39ba7 | 330 | prefer_curses=no |
cb01cfba | 331 | if test "$opt_curses" = "yes"; then |
76a39ba7 | 332 | prefer_curses=yes |
cb01cfba JB |
333 | fi |
334 | ||
d28f9cdf DJ |
335 | # Profiling support. |
336 | AC_ARG_ENABLE(profiling, | |
d2596e2e | 337 | AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]), |
d28f9cdf DJ |
338 | [case $enableval in |
339 | yes | no) | |
340 | ;; | |
341 | *) | |
342 | AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;; | |
343 | esac], | |
344 | [enable_profiling=no]) | |
345 | ||
d9feb4e7 | 346 | AC_CHECK_FUNCS(monstartup _mcleanup) |
b0b1c2c0 MK |
347 | AC_CACHE_CHECK([for _etext], ac_cv_var__etext, |
348 | [AC_TRY_LINK( | |
349 | [#include <stdlib.h> | |
350 | extern char _etext; | |
351 | ], | |
352 | [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)]) | |
353 | if test $ac_cv_var__etext = yes; then | |
354 | AC_DEFINE(HAVE__ETEXT, 1, | |
355 | [Define to 1 if your system has the _etext variable. ]) | |
356 | fi | |
01fe12f6 JB |
357 | AC_CACHE_CHECK([for etext], ac_cv_var_etext, |
358 | [AC_TRY_LINK( | |
359 | [#include <stdlib.h> | |
360 | extern char etext; | |
361 | ], | |
362 | [free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)]) | |
363 | if test $ac_cv_var_etext = yes; then | |
364 | AC_DEFINE(HAVE_ETEXT, 1, | |
365 | [Define to 1 if your system has the etext variable. ]) | |
366 | fi | |
d28f9cdf | 367 | if test "$enable_profiling" = yes ; then |
d9feb4e7 DJ |
368 | if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then |
369 | AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup) | |
370 | fi | |
d28f9cdf DJ |
371 | PROFILE_CFLAGS=-pg |
372 | OLD_CFLAGS="$CFLAGS" | |
373 | CFLAGS="$CFLAGS $PROFILE_CFLAGS" | |
374 | ||
d9feb4e7 DJ |
375 | AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg, |
376 | [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes, | |
377 | ac_cv_cc_supports_pg=no)]) | |
d28f9cdf | 378 | |
d9feb4e7 DJ |
379 | if test $ac_cv_cc_supports_pg = no; then |
380 | AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg) | |
381 | fi | |
d28f9cdf DJ |
382 | |
383 | CFLAGS="$OLD_CFLAGS" | |
384 | fi | |
385 | ||
c16158bc JM |
386 | ACX_PKGVERSION([GDB]) |
387 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
388 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
389 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
390 | ||
8bb2c122 MK |
391 | # --------------------- # |
392 | # Checks for programs. # | |
393 | # --------------------- # | |
394 | ||
7a292a7a | 395 | AC_PROG_AWK |
c906108c | 396 | AC_PROG_INSTALL |
8bb2c122 MK |
397 | AC_PROG_LN_S |
398 | AC_PROG_RANLIB | |
399 | AC_PROG_YACC | |
400 | ||
c906108c | 401 | AC_CHECK_TOOL(AR, ar) |
95ca63c4 CF |
402 | AC_CHECK_TOOL(DLLTOOL, dlltool) |
403 | AC_CHECK_TOOL(WINDRES, windres) | |
c906108c | 404 | |
8bb2c122 | 405 | # Needed for GNU/Hurd. |
75c6e08a MK |
406 | AC_CHECK_TOOL(MIG, mig) |
407 | ||
9a156167 MK |
408 | # ---------------------- # |
409 | # Checks for libraries. # | |
410 | # ---------------------- # | |
411 | ||
412 | # We might need to link with -lm; most simulators need it. | |
413 | AC_CHECK_LIB(m, main) | |
414 | ||
415 | # We need to link with -lw to get `wctype' on Solaris before Solaris | |
416 | # 2.6. Solaris 2.6 and beyond have this function in libc, and have a | |
417 | # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1 | |
418 | # is known to have this problem). Therefore we avoid libw if we can. | |
419 | AC_CHECK_FUNC(wctype, [], | |
420 | [AC_CHECK_LIB(w, wctype)]) | |
421 | ||
c890192f MK |
422 | # Some systems (e.g. Solaris) have `gethostbyname' in libnsl. |
423 | AC_SEARCH_LIBS(gethostbyname, nsl) | |
424 | ||
9a156167 MK |
425 | # Some systems (e.g. Solaris) have `socketpair' in libsocket. |
426 | AC_SEARCH_LIBS(socketpair, socket) | |
427 | ||
233a11ab | 428 | # Link in zlib if we can. This allows us to read compressed debug sections. |
b040ad30 | 429 | AM_ZLIB |
233a11ab | 430 | |
d542061a UW |
431 | # On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c). |
432 | AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl]) | |
433 | ||
6c7a06a3 TT |
434 | AM_ICONV |
435 | ||
77f120bf JB |
436 | # On alpha-osf, it appears that libtermcap and libcurses are not compatible. |
437 | # There is a very specific comment in /usr/include/curses.h explaining that | |
438 | # termcap routines built into libcurses must not be used. | |
439 | # | |
440 | # The symptoms we observed so far is GDB unexpectedly changing | |
441 | # the terminal settings when tgetent is called - this is particularly | |
442 | # visible as the output is missing carriage returns, and so rapidly | |
443 | # becomes very hard to read. | |
444 | # | |
445 | # The readline configure script has already decided that libtermcap | |
446 | # was enough for its purposes, and so decided to build readline using | |
447 | # libtermcap. Since the TUI mode requires curses, building GDB with | |
448 | # TUI enabled results in both libraries to be used at the same time, | |
449 | # which is not allowed. This basically means that GDB with TUI is | |
450 | # broken on alpha-osf. | |
451 | ||
452 | case $host_os in | |
6bcc772d RO |
453 | osf* ) |
454 | if test x"$enable_tui" = xyes; then | |
77f120bf JB |
455 | AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host]) |
456 | fi | |
6bcc772d | 457 | if test x"$enable_tui" = xauto; then |
77f120bf JB |
458 | enable_tui=no |
459 | fi | |
460 | ;; | |
461 | esac | |
462 | ||
cb01cfba | 463 | # For the TUI, we need enhanced curses functionality. |
bd8a8e1b | 464 | if test x"$enable_tui" != xno; then |
cb01cfba JB |
465 | prefer_curses=yes |
466 | fi | |
467 | ||
468 | curses_found=no | |
469 | if test x"$prefer_curses" = xyes; then | |
470 | # FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied | |
471 | # curses library because the latter might not provide all the | |
472 | # functionality we need. However, this leads to problems on systems | |
473 | # where the linker searches /usr/local/lib, but the compiler doesn't | |
474 | # search /usr/local/include, if ncurses is installed in /usr/local. A | |
475 | # default installation of ncurses on alpha*-dec-osf* will lead to such | |
476 | # a situation. | |
477 | AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses]) | |
478 | ||
479 | if test "$ac_cv_search_waddstr" != no; then | |
480 | curses_found=yes | |
481 | fi | |
482 | fi | |
483 | ||
77f120bf JB |
484 | # Check whether we should enable the TUI, but only do so if we really |
485 | # can. | |
486 | if test x"$enable_tui" != xno; then | |
487 | if test -d $srcdir/tui; then | |
cb01cfba | 488 | if test "$curses_found" != no; then |
77f120bf JB |
489 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)" |
490 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)" | |
491 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)" | |
492 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)" | |
493 | CONFIG_ALL="${CONFIG_ALL} all-tui" | |
494 | CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui" | |
495 | CONFIG_INSTALL="${CONFIG_INSTALL} install-tui" | |
496 | CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui" | |
497 | else | |
498 | if test x"$enable_tui" = xyes; then | |
499 | AC_MSG_ERROR([no enhanced curses library found; disable TUI]) | |
500 | else | |
501 | AC_MSG_WARN([no enhanced curses library found; disabling TUI]) | |
502 | fi | |
503 | fi | |
504 | fi | |
505 | fi | |
506 | ||
4f0be353 MK |
507 | # Since GDB uses Readline, we need termcap functionality. In many |
508 | # cases this will be provided by the curses library, but some systems | |
509 | # have a seperate termcap library, or no curses library at all. | |
287c1a40 MK |
510 | |
511 | case $host_os in | |
512 | cygwin*) | |
513 | if test -d $srcdir/libtermcap; then | |
514 | LIBS="../libtermcap/libtermcap.a $LIBS" | |
515 | ac_cv_search_tgetent="../libtermcap/libtermcap.a" | |
516 | fi ;; | |
228a417c | 517 | go32* | *djgpp*) |
287c1a40 MK |
518 | ac_cv_search_tgetent="none required" |
519 | ;; | |
7ef34f2c MM |
520 | *mingw32*) |
521 | ac_cv_search_tgetent="none required" | |
31b060a2 | 522 | CONFIG_OBS="$CONFIG_OBS windows-termcap.o" |
7ef34f2c | 523 | ;; |
287c1a40 MK |
524 | esac |
525 | ||
4f0be353 MK |
526 | # These are the libraries checked by Readline. |
527 | AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses]) | |
287c1a40 MK |
528 | |
529 | if test "$ac_cv_search_tgetent" = no; then | |
530 | AC_MSG_ERROR([no termcap library found]) | |
531 | fi | |
532 | ||
6a30b0a5 AS |
533 | AC_ARG_WITH([system-readline], |
534 | [AS_HELP_STRING([--with-system-readline], | |
535 | [use installed readline library])]) | |
536 | ||
537 | if test "$with_system_readline" = yes; then | |
538 | READLINE=-lreadline | |
539 | READLINE_DEPS= | |
540 | READLINE_CFLAGS= | |
a71e0887 JK |
541 | |
542 | # readline-6.0 started to use the name `_rl_echoing_p'. | |
543 | # `$(READLINE_DIR)/' of bundled readline would not resolve in configure. | |
544 | ||
545 | AC_MSG_CHECKING([for readline_echoing_p]) | |
546 | save_LIBS=$LIBS | |
547 | LIBS="$LIBS $READLINE" | |
548 | AC_LINK_IFELSE(AC_LANG_PROGRAM(,[[extern int readline_echoing_p; | |
549 | return readline_echoing_p;]]), | |
550 | [READLINE_ECHOING_P=yes], | |
551 | [READLINE_ECHOING_P=no | |
552 | AC_DEFINE([readline_echoing_p], [_rl_echoing_p], | |
553 | [readline-6.0 started to use different name.])]) | |
554 | LIBS="$save_LIBS" | |
555 | AC_MSG_RESULT([$READLINE_ECHOING_P]) | |
6a30b0a5 AS |
556 | else |
557 | READLINE='$(READLINE_DIR)/libreadline.a' | |
558 | READLINE_DEPS='$(READLINE)' | |
559 | READLINE_CFLAGS='-I$(READLINE_SRC)/..' | |
560 | fi | |
561 | AC_SUBST(READLINE) | |
562 | AC_SUBST(READLINE_DEPS) | |
563 | AC_SUBST(READLINE_CFLAGS) | |
564 | ||
5c39566f DJ |
565 | AC_ARG_WITH(expat, |
566 | AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]), | |
567 | [], [with_expat=auto]) | |
568 | AC_MSG_CHECKING([whether to use expat]) | |
569 | AC_MSG_RESULT([$with_expat]) | |
570 | ||
571 | if test "${with_expat}" = no; then | |
572 | AC_MSG_WARN([expat support disabled; some features may be unavailable.]) | |
573 | HAVE_LIBEXPAT=no | |
ca4ca11e | 574 | else |
5c39566f DJ |
575 | AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"], |
576 | [XML_Parser p = XML_ParserCreate (0);]) | |
577 | if test "$HAVE_LIBEXPAT" != yes; then | |
578 | if test "$with_expat" = yes; then | |
579 | AC_MSG_ERROR([expat is missing or unusable]) | |
580 | else | |
581 | AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.]) | |
582 | fi | |
583 | else | |
584 | save_LIBS=$LIBS | |
585 | LIBS="$LIBS $LIBEXPAT" | |
586 | AC_CHECK_FUNCS(XML_StopParser) | |
587 | LIBS=$save_LIBS | |
588 | fi | |
7fa2210b DJ |
589 | fi |
590 | ||
d57a3c85 TJB |
591 | dnl Utility to simplify finding libpython. |
592 | AC_DEFUN([AC_TRY_LIBPYTHON], | |
593 | [ | |
594 | version=$1 | |
595 | define([have_libpython_var],$2) | |
596 | define([VERSION],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], | |
597 | [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) | |
598 | [HAVE_LIB]VERSION=no | |
599 | AC_MSG_CHECKING([for ${version}]) | |
600 | save_LIBS=$LIBS | |
601 | LIBS="$LIBS -l${version}" | |
602 | AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "${version}/Python.h"]], | |
603 | [[Py_Initialize ();]]), | |
604 | [[HAVE_LIB]VERSION=yes | |
605 | have_libpython_var=yes], | |
606 | [LIBS=$save_LIBS]) | |
607 | AC_MSG_RESULT([$[HAVE_LIB]VERSION]) | |
608 | ]) | |
609 | ||
610 | AC_ARG_WITH(python, | |
611 | AS_HELP_STRING([--with-python], [include python support (auto/yes/no/<path>)]), | |
612 | [], [with_python=auto]) | |
613 | AC_MSG_CHECKING([whether to use python]) | |
614 | AC_MSG_RESULT([$with_python]) | |
615 | ||
616 | if test "${with_python}" = no; then | |
617 | AC_MSG_WARN([python support disabled; some features may be unavailable.]) | |
618 | have_libpython=no | |
619 | else | |
620 | case "${with_python}" in | |
621 | yes | auto) | |
622 | # Leave as empty, use defaults. | |
623 | python_includes= | |
624 | python_libs= | |
625 | ;; | |
626 | /*) | |
627 | python_includes="-I${with_python}/include" | |
628 | python_libs="-L${with_python}/lib" | |
629 | ;; | |
630 | *) | |
631 | AC_ERROR(invalid value for --with-python) | |
632 | ;; | |
633 | esac | |
634 | ||
635 | save_CPPFLAGS=$CPPFLAGS | |
636 | CPPFLAGS="$CPPFLAGS ${python_includes}" | |
637 | save_LIBS=$LIBS | |
638 | LIBS="$LIBS ${python_libs}" | |
639 | have_libpython=no | |
640 | if test "${have_libpython}" = no; then | |
641 | AC_TRY_LIBPYTHON(python2.6, have_libpython) | |
642 | if test "${HAVE_LIBPYTHON2_6}" = yes; then | |
643 | AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.]) | |
644 | fi | |
645 | fi | |
646 | if test ${have_libpython} = no; then | |
647 | AC_TRY_LIBPYTHON(python2.5, have_libpython) | |
648 | if test "${HAVE_LIBPYTHON2_5}" = yes; then | |
649 | AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.]) | |
650 | fi | |
651 | fi | |
652 | if test ${have_libpython} = no; then | |
653 | AC_TRY_LIBPYTHON(python2.4, have_libpython) | |
654 | if test "${HAVE_LIBPYTHON2_4}" = yes; then | |
655 | AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.]) | |
656 | fi | |
657 | fi | |
658 | if test ${have_libpython} = no; then | |
659 | case "${with_python}" in | |
660 | yes) | |
661 | AC_MSG_ERROR([python is missing or unusable]) | |
662 | ;; | |
663 | auto) | |
664 | AC_MSG_WARN([python is missing or unusable; some features may be unavailable.]) | |
665 | ;; | |
666 | *) | |
667 | AC_MSG_ERROR([no usable python found at ${with_python}]) | |
668 | ;; | |
669 | esac | |
670 | CPPFLAGS=$save_CPPFLAGS | |
671 | LIBS=$save_LIBS | |
672 | fi | |
673 | fi | |
674 | ||
675 | if test "${have_libpython}" = yes; then | |
676 | AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.]) | |
677 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)" | |
678 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)" | |
679 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)" | |
680 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)" | |
681 | ||
682 | # Flags needed to compile Python code (taken from python-config --cflags). | |
683 | # We cannot call python-config directly because it will output whatever was | |
684 | # used when compiling the Python interpreter itself, including flags which | |
685 | # would make the python-related objects be compiled differently from the | |
686 | # rest of GDB (e.g., -O2 and -fPIC). | |
687 | if test "${GCC}" = yes; then | |
688 | tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv" | |
689 | fi | |
690 | ||
691 | if test "x${tentative_python_cflags}" != x; then | |
692 | AC_MSG_CHECKING(compiler flags for python code) | |
693 | for flag in ${tentative_python_cflags}; do | |
694 | # Check that the compiler accepts it | |
695 | saved_CFLAGS="$CFLAGS" | |
696 | CFLAGS="$CFLAGS $flag" | |
697 | AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",) | |
698 | CFLAGS="$saved_CFLAGS" | |
699 | done | |
700 | AC_MSG_RESULT(${PYTHON_CFLAGS}) | |
701 | fi | |
702 | else | |
a08702d6 | 703 | # Even if Python support is not compiled in, we need to have these files |
d57a3c85 | 704 | # included in order to recognize the GDB command "python". |
2c9e3c69 JB |
705 | CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o" |
706 | CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c python/py-prettyprint.c" | |
d57a3c85 TJB |
707 | fi |
708 | AC_SUBST(PYTHON_CFLAGS) | |
709 | ||
5ee754fc MK |
710 | # ------------------------- # |
711 | # Checks for header files. # | |
712 | # ------------------------- # | |
c906108c | 713 | |
9608ab8b | 714 | AC_HEADER_DIRENT |
5ee754fc | 715 | AC_HEADER_STAT |
c906108c | 716 | AC_HEADER_STDC |
a9322a30 TT |
717 | # elf_hp.h is for HP/UX 64-bit shared library support. |
718 | # FIXME: kettenis/20030102: In most cases we include these (ctype.h, time.h) | |
719 | # unconditionally, so what's the point in checking these? | |
720 | AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \ | |
721 | thread_db.h gnu/libc-version.h signal.h stddef.h \ | |
722 | stdlib.h string.h memory.h strings.h sys/fault.h \ | |
723 | sys/file.h sys/filio.h sys/ioctl.h sys/param.h \ | |
724 | sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \ | |
725 | sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \ | |
726 | sys/types.h sys/wait.h wait.h termios.h termio.h \ | |
a8111142 | 727 | sgtty.h unistd.h elf_hp.h ctype.h time.h locale.h]) |
7cb9022a MK |
728 | AC_CHECK_HEADERS(link.h, [], [], |
729 | [#if HAVE_SYS_TYPES_H | |
730 | # include <sys/types.h> | |
731 | #endif | |
732 | #if HAVE_NLIST_H | |
733 | # include <nlist.h> | |
734 | #endif | |
735 | ]) | |
7cb9022a MK |
736 | AC_CHECK_HEADERS(sys/proc.h, [], [], |
737 | [#if HAVE_SYS_PARAM_H | |
738 | # include <sys/param.h> | |
739 | #endif | |
740 | ]) | |
7cb9022a MK |
741 | AC_CHECK_HEADERS(sys/user.h, [], [], |
742 | [#if HAVE_SYS_PARAM_H | |
743 | # include <sys/param.h> | |
744 | #endif | |
745 | ]) | |
5ee754fc | 746 | |
b1d19a62 | 747 | # On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash |
5ee754fc MK |
748 | # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to |
749 | # think that we don't have <curses.h> if we're using GCC. | |
750 | case $host_os in | |
b1d19a62 | 751 | solaris2.[[789]]) |
5ee754fc MK |
752 | if test "$GCC" = yes; then |
753 | AC_DEFINE(_MSE_INT_H, 1, | |
ba1e897e EZ |
754 | [Define to 1 to avoid a clash between <widec.h> and <wchar.h> on |
755 | Solaris 2.[789] when using GCC. ]) | |
5ee754fc MK |
756 | fi ;; |
757 | esac | |
a9322a30 | 758 | AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h) |
c401b55a MK |
759 | AC_CHECK_HEADERS(term.h, [], [], |
760 | [#if HAVE_CURSES_H | |
761 | # include <curses.h> | |
762 | #endif | |
763 | ]) | |
5ee754fc | 764 | |
b9362cc7 AC |
765 | # ------------------------- # |
766 | # Checks for declarations. # | |
767 | # ------------------------- # | |
768 | ||
a9322a30 TT |
769 | AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt, |
770 | snprintf, vsnprintf]) | |
a8111142 | 771 | AM_LC_MESSAGES |
b9362cc7 | 772 | |
666ec76f MK |
773 | # ----------------------- # |
774 | # Checks for structures. # | |
775 | # ----------------------- # | |
776 | ||
a9322a30 | 777 | AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize]) |
666ec76f | 778 | |
5ee754fc MK |
779 | # ------------------ # |
780 | # Checks for types. # | |
781 | # ------------------ # | |
c906108c | 782 | |
5ee754fc | 783 | AC_TYPE_SIGNAL |
f9f87d2c MK |
784 | AC_CHECK_TYPES(socklen_t, [], [], |
785 | [#include <sys/types.h> | |
786 | #include <sys/socket.h> | |
787 | ]) | |
5ee754fc MK |
788 | |
789 | # ------------------------------------- # | |
790 | # Checks for compiler characteristics. # | |
791 | # ------------------------------------- # | |
c906108c SS |
792 | |
793 | AC_C_CONST | |
bce58c09 | 794 | AC_C_INLINE |
9b913628 | 795 | AC_C_BIGENDIAN |
c906108c | 796 | |
5ee754fc MK |
797 | # ------------------------------ # |
798 | # Checks for library functions. # | |
799 | # ------------------------------ # | |
800 | ||
c906108c | 801 | AC_FUNC_ALLOCA |
97bf5e38 | 802 | AC_FUNC_MMAP |
46711df8 | 803 | AC_FUNC_VFORK |
a9322a30 | 804 | AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid \ |
a156a290 | 805 | getgid pipe poll pread64 sbrk setpgid setpgrp setsid \ |
a9322a30 | 806 | sigaction sigprocmask sigsetmask socketpair syscall \ |
7991dee7 | 807 | ttrace wborder setlocale iconvlist libiconvlist btowc \ |
be391dca | 808 | setrlimit getrlimit posix_madvise]) |
6c7a06a3 | 809 | AM_LANGINFO_CODESET |
97bf5e38 | 810 | |
086ec9eb MK |
811 | # Check the return and argument types of ptrace. No canned test for |
812 | # this, so roll our own. | |
813 | gdb_ptrace_headers=' | |
814 | #if HAVE_SYS_TYPES_H | |
815 | # include <sys/types.h> | |
816 | #endif | |
817 | #if HAVE_SYS_PTRACE_H | |
818 | # include <sys/ptrace.h> | |
819 | #endif | |
820 | #if HAVE_UNISTD_H | |
821 | # include <unistd.h> | |
822 | #endif | |
823 | ' | |
824 | # There is no point in checking if we don't have a prototype. | |
a3828db0 | 825 | AC_CHECK_DECLS(ptrace, [], [ |
086ec9eb MK |
826 | : ${gdb_cv_func_ptrace_ret='int'} |
827 | : ${gdb_cv_func_ptrace_args='int,int,long,long'} | |
828 | ], $gdb_ptrace_headers) | |
064ef605 DJ |
829 | # Check return type. Varargs (used on GNU/Linux) conflict with the |
830 | # empty argument list, so check for that explicitly. | |
086ec9eb MK |
831 | AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret, |
832 | AC_TRY_COMPILE($gdb_ptrace_headers, | |
064ef605 DJ |
833 | [extern long ptrace (enum __ptrace_request, ...);], |
834 | gdb_cv_func_ptrace_ret='long', | |
835 | AC_TRY_COMPILE($gdb_ptrace_headers, | |
836 | [extern int ptrace ();], | |
837 | gdb_cv_func_ptrace_ret='int', | |
838 | gdb_cv_func_ptrace_ret='long'))) | |
086ec9eb MK |
839 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret, |
840 | [Define as the return type of ptrace.]) | |
841 | # Check argument types. | |
842 | AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [ | |
064ef605 DJ |
843 | AC_TRY_COMPILE($gdb_ptrace_headers, |
844 | [extern long ptrace (enum __ptrace_request, ...);], | |
845 | [gdb_cv_func_ptrace_args='int,int,long,long'],[ | |
086ec9eb MK |
846 | for gdb_arg1 in 'int' 'long'; do |
847 | for gdb_arg2 in 'pid_t' 'int' 'long'; do | |
5ed10e6e | 848 | for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do |
086ec9eb MK |
849 | for gdb_arg4 in 'int' 'long'; do |
850 | AC_TRY_COMPILE($gdb_ptrace_headers, [ | |
851 | extern $gdb_cv_func_ptrace_ret | |
852 | ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4); | |
853 | ], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4"; | |
854 | break 4;]) | |
855 | for gdb_arg5 in 'int *' 'int' 'long'; do | |
856 | AC_TRY_COMPILE($gdb_ptrace_headers, [ | |
857 | extern $gdb_cv_func_ptrace_ret | |
858 | ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5); | |
859 | ], [ | |
860 | gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5"; | |
861 | break 5;]) | |
862 | done | |
863 | done | |
864 | done | |
865 | done | |
866 | done | |
867 | # Provide a safe default value. | |
868 | : ${gdb_cv_func_ptrace_args='int,int,long,long'} | |
064ef605 | 869 | ])]) |
086ec9eb MK |
870 | ac_save_IFS=$IFS; IFS=',' |
871 | set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'` | |
872 | IFS=$ac_save_IFS | |
873 | shift | |
64218d3e | 874 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3], |
086ec9eb MK |
875 | [Define to the type of arg 3 for ptrace.]) |
876 | if test -n "$[5]"; then | |
64218d3e | 877 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5], |
086ec9eb MK |
878 | [Define to the type of arg 5 for ptrace.]) |
879 | fi | |
880 | ||
72473524 DJ |
881 | dnl AC_FUNC_SETPGRP does not work when cross compiling |
882 | dnl Instead, assume we will have a prototype for setpgrp if cross compiling. | |
883 | if test "$cross_compiling" = no; then | |
884 | AC_FUNC_SETPGRP | |
885 | else | |
886 | AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void, | |
887 | [AC_TRY_COMPILE([ | |
888 | #include <unistd.h> | |
889 | ], [ | |
890 | if (setpgrp(1,1) == -1) | |
891 | exit (0); | |
892 | else | |
893 | exit (1); | |
894 | ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)]) | |
895 | if test $ac_cv_func_setpgrp_void = yes; then | |
896 | AC_DEFINE(SETPGRP_VOID, 1) | |
897 | fi | |
898 | fi | |
c906108c | 899 | |
2b2d558c MK |
900 | # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do |
901 | # since sigsetjmp might only be defined as a macro. | |
902 | AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp, | |
903 | [AC_TRY_COMPILE([ | |
904 | #include <setjmp.h> | |
905 | ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);], | |
906 | gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)]) | |
907 | if test $gdb_cv_func_sigsetjmp = yes; then | |
908 | AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ]) | |
909 | fi | |
910 | ||
06825bd1 MK |
911 | # Assume we'll default to using the included libiberty regex. |
912 | gdb_use_included_regex=yes | |
913 | ||
914 | # However, if the system regex is GNU regex, then default to *not* | |
915 | # using the included regex. | |
916 | AC_CACHE_CHECK( | |
917 | [for GNU regex], | |
918 | [gdb_cv_have_gnu_regex], | |
919 | [AC_TRY_COMPILE( | |
920 | [#include <gnu-versions.h>], | |
921 | [#define REGEX_INTERFACE_VERSION 1 | |
922 | #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION | |
923 | # error "Version mismatch" | |
924 | #endif], | |
925 | gdb_cv_have_gnu_regex=yes, | |
926 | gdb_cv_have_gnu_regex=no)]) | |
927 | if test $gdb_cv_have_gnu_regex = yes; then | |
928 | gdb_use_included_regex=no | |
929 | fi | |
930 | ||
931 | AC_ARG_WITH(included-regex, | |
d2596e2e | 932 | AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]), |
06825bd1 MK |
933 | gdb_with_regex=$withval, |
934 | gdb_with_regex=$gdb_use_included_regex) | |
935 | if test "$gdb_with_regex" = yes; then | |
936 | AC_DEFINE(USE_INCLUDED_REGEX, 1, | |
937 | [Define to 1 if the regex included in libiberty should be used.]) | |
938 | fi | |
939 | ||
5c45e068 MK |
940 | # Check if <sys/proc.h> defines `struct thread' with a td_pcb member. |
941 | AC_CHECK_MEMBERS([struct thread.td_pcb], [], [], | |
942 | [#include <sys/param.h> | |
943 | #include <sys/proc.h> | |
944 | ]) | |
70f9f479 | 945 | |
da7d81e3 NW |
946 | # See if <sys/lwp.h> defines `struct lwp`. |
947 | AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp, | |
948 | [AC_TRY_COMPILE([#include <sys/param.h> | |
949 | #include <sys/lwp.h>], [struct lwp l;], | |
950 | gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)]) | |
951 | if test $gdb_cv_struct_lwp = yes; then | |
952 | AC_DEFINE(HAVE_STRUCT_LWP, 1, | |
953 | [Define to 1 if your system has struct lwp.]) | |
954 | fi | |
955 | ||
78434e59 MK |
956 | # See if <machine/reg.h> degines `struct reg'. |
957 | AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg, | |
958 | [AC_TRY_COMPILE([#include <sys/types.h> | |
959 | #include <machine/reg.h>], [struct reg r;], | |
960 | gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)]) | |
961 | if test $gdb_cv_struct_reg = yes; then | |
962 | AC_DEFINE(HAVE_STRUCT_REG, 1, | |
963 | [Define to 1 if your system has struct reg in <machine/reg.h>.]) | |
964 | fi | |
965 | ||
0afdd437 | 966 | # See if <machine/reg.h> supports the %fs and %gs i386 segment registers. |
7dfa765c | 967 | # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'. |
5c45e068 MK |
968 | AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [], |
969 | [#include <machine/reg.h>]) | |
7dfa765c | 970 | |
0afdd437 | 971 | # See if <sys/ptrace.h> provides the PTRACE_GETREGS request. |
f60300e7 MK |
972 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
973 | AC_CACHE_VAL(gdb_cv_have_ptrace_getregs, | |
974 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
975 | [PTRACE_GETREGS;], | |
976 | [gdb_cv_have_ptrace_getregs=yes], | |
977 | [gdb_cv_have_ptrace_getregs=no])]) | |
978 | AC_MSG_RESULT($gdb_cv_have_ptrace_getregs) | |
979 | if test $gdb_cv_have_ptrace_getregs = yes; then | |
60ca704f SE |
980 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
981 | [Define if sys/ptrace.h defines the PTRACE_GETREGS request.]) | |
f60300e7 MK |
982 | fi |
983 | ||
0afdd437 | 984 | # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request. |
6ce2ac0b MK |
985 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) |
986 | AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs, | |
5c44784c | 987 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], |
6ce2ac0b MK |
988 | [PTRACE_GETFPXREGS;], |
989 | [gdb_cv_have_ptrace_getfpxregs=yes], | |
990 | [gdb_cv_have_ptrace_getfpxregs=no])]) | |
991 | AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs) | |
992 | if test $gdb_cv_have_ptrace_getfpxregs = yes; then | |
60ca704f SE |
993 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
994 | [Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.]) | |
5c44784c JM |
995 | fi |
996 | ||
0afdd437 MK |
997 | # See if <sys/ptrace.h> provides the PT_GETDBREGS request. |
998 | AC_MSG_CHECKING(for PT_GETDBREGS) | |
999 | AC_CACHE_VAL(gdb_cv_have_pt_getdbregs, | |
1000 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1001 | #include <sys/ptrace.h>], | |
1002 | [PT_GETDBREGS;], | |
1003 | [gdb_cv_have_pt_getdbregs=yes], | |
1004 | [gdb_cv_have_pt_getdbregs=no])]) | |
1005 | AC_MSG_RESULT($gdb_cv_have_pt_getdbregs) | |
1006 | if test $gdb_cv_have_pt_getdbregs = yes; then | |
60ca704f SE |
1007 | AC_DEFINE(HAVE_PT_GETDBREGS, 1, |
1008 | [Define if sys/ptrace.h defines the PT_GETDBREGS request.]) | |
0afdd437 MK |
1009 | fi |
1010 | ||
7e89e357 JT |
1011 | # See if <sys/ptrace.h> provides the PT_GETXMMREGS request. |
1012 | AC_MSG_CHECKING(for PT_GETXMMREGS) | |
1013 | AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs, | |
1014 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1015 | #include <sys/ptrace.h>], | |
1016 | [PT_GETXMMREGS;], | |
1017 | [gdb_cv_have_pt_getxmmregs=yes], | |
1018 | [gdb_cv_have_pt_getxmmregs=no])]) | |
1019 | AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs) | |
1020 | if test $gdb_cv_have_pt_getxmmregs = yes; then | |
60ca704f SE |
1021 | AC_DEFINE(HAVE_PT_GETXMMREGS, 1, |
1022 | [Define if sys/ptrace.h defines the PT_GETXMMREGS request.]) | |
7e89e357 JT |
1023 | fi |
1024 | ||
eb368090 | 1025 | # Detect which type of /proc is in use, such as for Unixware or Solaris. |
c906108c SS |
1026 | |
1027 | if test "${target}" = "${host}"; then | |
1028 | case "${host}" in | |
1045b512 | 1029 | *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* ) |
60ca704f SE |
1030 | AC_DEFINE(NEW_PROC_API, 1, |
1031 | [Define if you want to use new multi-fd /proc interface | |
1032 | (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).]) | |
c3f6f71d | 1033 | ;; |
c162e8c9 | 1034 | *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*) |
60ca704f SE |
1035 | AC_DEFINE(NEW_PROC_API, 1, |
1036 | [Define if you want to use new multi-fd /proc interface | |
1037 | (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).]) | |
c3f6f71d | 1038 | ;; |
c960c18f AC |
1039 | mips-sgi-irix5*) |
1040 | # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5. | |
60ca704f SE |
1041 | AC_DEFINE([_KMEMUSER], 1, |
1042 | [Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works | |
1043 | around a <sys/proc.h> problem on IRIX 5.]) | |
c960c18f | 1044 | ;; |
c906108c | 1045 | esac |
c906108c SS |
1046 | fi |
1047 | ||
1048 | if test "$ac_cv_header_sys_procfs_h" = yes; then | |
1049 | BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t) | |
1050 | BFD_HAVE_SYS_PROCFS_TYPE(prrun_t) | |
1051 | BFD_HAVE_SYS_PROCFS_TYPE(gregset_t) | |
1052 | BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t) | |
83d37ec8 MK |
1053 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) |
1054 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) | |
23e04971 MS |
1055 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t) |
1056 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t) | |
83d37ec8 MK |
1057 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) |
1058 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
596c9d4b KB |
1059 | BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t) |
1060 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t) | |
1061 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t) | |
1062 | BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t) | |
c906108c | 1063 | |
23e04971 | 1064 | |
d84dd0c5 MK |
1065 | dnl Check for broken prfpregset_t type |
1066 | ||
1067 | dnl For Linux/i386, glibc 2.1.3 was released with a bogus | |
1068 | dnl prfpregset_t type (it's a typedef for the pointer to a struct | |
1069 | dnl instead of the struct itself). We detect this here, and work | |
a3007b6f | 1070 | dnl around it in gdb_proc_service.h. |
d84dd0c5 MK |
1071 | |
1072 | if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then | |
1073 | AC_MSG_CHECKING(whether prfpregset_t type is broken) | |
1074 | AC_CACHE_VAL(gdb_cv_prfpregset_t_broken, | |
1075 | [AC_TRY_RUN([#include <sys/procfs.h> | |
1076 | int main () | |
1077 | { | |
1078 | if (sizeof (prfpregset_t) == sizeof (void *)) | |
1079 | return 1; | |
1080 | return 0; | |
1081 | }], | |
1082 | gdb_cv_prfpregset_t_broken=no, | |
1083 | gdb_cv_prfpregset_t_broken=yes, | |
1084 | gdb_cv_prfpregset_t_broken=yes)]) | |
1085 | AC_MSG_RESULT($gdb_cv_prfpregset_t_broken) | |
1086 | if test $gdb_cv_prfpregset_t_broken = yes; then | |
60ca704f SE |
1087 | AC_DEFINE(PRFPREGSET_T_BROKEN, 1, |
1088 | [Define if the prfpregset_t type is broken.]) | |
d84dd0c5 MK |
1089 | fi |
1090 | fi | |
1091 | ||
c906108c SS |
1092 | dnl Check for PIOCSET ioctl entry |
1093 | ||
1094 | AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h) | |
1095 | AC_CACHE_VAL(gdb_cv_have_procfs_piocset, | |
1096 | [AC_TRY_COMPILE([#include <unistd.h> | |
1097 | #include <sys/types.h> | |
1098 | #include <sys/procfs.h> | |
1099 | ], [ | |
1100 | int dummy;; | |
1101 | dummy = ioctl(0, PIOCSET, &dummy); | |
1102 | ], | |
1103 | gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)]) | |
1104 | AC_MSG_RESULT($gdb_cv_have_procfs_piocset) | |
1105 | if test $gdb_cv_have_procfs_piocset = yes; then | |
60ca704f SE |
1106 | AC_DEFINE(HAVE_PROCFS_PIOCSET, 1, |
1107 | [Define if ioctl argument PIOCSET is available.]) | |
c906108c SS |
1108 | fi |
1109 | fi | |
1110 | ||
d45fe813 KB |
1111 | dnl For native ports (host == target), check to see what kind of |
1112 | dnl legacy link.h support is needed. (See solib-legacy.c.) | |
1113 | if test ${host} = ${target} ; then | |
1114 | dnl Check for struct link_map with l_ members which are indicative | |
1115 | dnl of SVR4-like shared libraries | |
1116 | ||
1117 | AC_MSG_CHECKING(for member l_addr in struct link_map) | |
1118 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members, | |
1119 | [AC_TRY_COMPILE([#include <link.h>], | |
1120 | [struct link_map lm; (void) lm.l_addr;], | |
1121 | gdb_cv_have_struct_link_map_with_l_members=yes, | |
1122 | gdb_cv_have_struct_link_map_with_l_members=no)]) | |
1123 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members) | |
1124 | if test $gdb_cv_have_struct_link_map_with_l_members = yes; then | |
60ca704f SE |
1125 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1, |
1126 | [Define if <link.h> exists and defines struct link_map which has | |
1127 | members with an ``l_'' prefix. (For Solaris, SVR4, and | |
1128 | SVR4-like systems.)]) | |
d45fe813 KB |
1129 | fi |
1130 | ||
1131 | dnl Check for struct link_map with lm_ members which are indicative | |
1132 | dnl of SunOS-like shared libraries | |
1133 | ||
1134 | AC_MSG_CHECKING(for member lm_addr in struct link_map) | |
1135 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members, | |
1136 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1137 | #include <link.h>], | |
1138 | [struct link_map lm; (void) lm.lm_addr;], | |
1139 | gdb_cv_have_struct_link_map_with_lm_members=yes, | |
1140 | gdb_cv_have_struct_link_map_with_lm_members=no)]) | |
1141 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members) | |
1142 | if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then | |
60ca704f SE |
1143 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1, |
1144 | [Define if <link.h> exists and defines struct link_map which has | |
1145 | members with an ``lm_'' prefix. (For SunOS.)]) | |
d45fe813 KB |
1146 | fi |
1147 | ||
1148 | dnl Check for struct so_map with som_ members which are found on | |
1149 | dnl some *BSD systems. | |
1150 | ||
1151 | AC_MSG_CHECKING(for member som_addr in struct so_map) | |
1152 | AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members, | |
1153 | [AC_TRY_COMPILE([#include <sys/types.h> | |
39812ceb C |
1154 | #ifdef HAVE_NLIST_H |
1155 | #include <nlist.h> | |
1156 | #endif | |
d45fe813 KB |
1157 | #include <link.h>], |
1158 | [struct so_map lm; (void) lm.som_addr;], | |
1159 | gdb_cv_have_struct_so_map_with_som_members=yes, | |
1160 | gdb_cv_have_struct_so_map_with_som_members=no)]) | |
1161 | AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members) | |
1162 | if test $gdb_cv_have_struct_so_map_with_som_members = yes; then | |
60ca704f SE |
1163 | AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1, |
1164 | [Define if <link.h> exists and defines a struct so_map which has | |
1165 | members with an ``som_'' prefix. (Found on older *BSD systems.)]) | |
d45fe813 KB |
1166 | fi |
1167 | ||
1168 | dnl Check for struct link_map32 type, which allows a 64-bit Solaris | |
1169 | dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries. | |
1170 | ||
1171 | AC_MSG_CHECKING(for struct link_map32 in sys/link.h) | |
1172 | AC_CACHE_VAL(gdb_cv_have_struct_link_map32, | |
1173 | [AC_TRY_COMPILE([#define _SYSCALL32 | |
1174 | #include <sys/link.h>], [struct link_map32 l;], | |
1175 | gdb_cv_have_struct_link_map32=yes, | |
1176 | gdb_cv_have_struct_link_map32=no)]) | |
1177 | AC_MSG_RESULT($gdb_cv_have_struct_link_map32) | |
1178 | if test $gdb_cv_have_struct_link_map32 = yes; then | |
60ca704f SE |
1179 | AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1, |
1180 | [Define if <sys/link.h> has struct link_map32]) | |
1181 | AC_DEFINE(_SYSCALL32, 1, | |
1182 | [Define if <sys/link.h> has link_map32 (solaris sparc-64 target)]) | |
d45fe813 KB |
1183 | fi |
1184 | fi | |
1185 | ||
bc8bcb4b MK |
1186 | # Check if the compiler supports the `long long' type. |
1187 | ||
1188 | AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long, | |
1189 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM( | |
1190 | [[extern long long foo;]], | |
1191 | [[switch (foo & 2) { case 0: return 1; }]])], | |
1192 | gdb_cv_c_long_long=yes, | |
1193 | gdb_cv_c_long_long=no)]) | |
c906108c | 1194 | if test $gdb_cv_c_long_long = yes; then |
bc8bcb4b MK |
1195 | AC_DEFINE(CC_HAS_LONG_LONG, 1, |
1196 | [Define to 1 if the compiler supports long long.]) | |
c906108c SS |
1197 | fi |
1198 | ||
bc8bcb4b | 1199 | # Check if the compiler and runtime support printing long longs. |
c906108c | 1200 | |
bc8bcb4b MK |
1201 | AC_CACHE_CHECK([for long long support in printf], |
1202 | gdb_cv_printf_has_long_long, | |
1203 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1204 | [[char buf[32]; | |
c906108c SS |
1205 | long long l = 0; |
1206 | l = (l << 16) + 0x0123; | |
1207 | l = (l << 16) + 0x4567; | |
1208 | l = (l << 16) + 0x89ab; | |
1209 | l = (l << 16) + 0xcdef; | |
1210 | sprintf (buf, "0x%016llx", l); | |
bc8bcb4b MK |
1211 | return (strcmp ("0x0123456789abcdef", buf));]])], |
1212 | gdb_cv_printf_has_long_long=yes, | |
1213 | gdb_cv_printf_has_long_long=no, | |
1214 | gdb_cv_printf_has_long_long=no)]) | |
c906108c | 1215 | if test $gdb_cv_printf_has_long_long = yes; then |
bc8bcb4b MK |
1216 | AC_DEFINE(PRINTF_HAS_LONG_LONG, 1, |
1217 | [Define to 1 if the "%ll" format works to print long longs.]) | |
c906108c | 1218 | fi |
c906108c | 1219 | |
1a619819 LM |
1220 | # Check if the compiler and runtime support printing decfloats. |
1221 | ||
1222 | AC_CACHE_CHECK([for decfloat support in printf], | |
1223 | gdb_cv_printf_has_decfloat, | |
1224 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1225 | [[char buf[64]; | |
1226 | _Decimal32 d32 = 1.2345df; | |
1227 | _Decimal64 d64 = 1.2345dd; | |
1228 | _Decimal128 d128 = 1.2345dl; | |
1229 | sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128); | |
1230 | return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])], | |
1231 | gdb_cv_printf_has_decfloat=yes, | |
1232 | gdb_cv_printf_has_decfloat=no, | |
1233 | gdb_cv_printf_has_decfloat=no)]) | |
1234 | if test $gdb_cv_printf_has_decfloat = yes; then | |
1235 | AC_DEFINE(PRINTF_HAS_DECFLOAT, 1, | |
1236 | [Define to 1 if the "%H, %D and %DD" formats work to print decfloats.]) | |
1237 | fi | |
1238 | ||
bc8bcb4b MK |
1239 | # Check if the compiler supports the `long double' type. We can't use |
1240 | # AC_C_LONG_DOUBLE because that one does additional checks on the | |
1241 | # constants defined in <float.h> that fail on some systems, | |
1242 | # e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6. | |
c906108c | 1243 | |
bc8bcb4b MK |
1244 | AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double, |
1245 | [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])], | |
1246 | gdb_cv_c_long_double=yes, | |
1247 | gdb_cv_c_long_double=no)]) | |
1248 | if test $gdb_cv_c_long_double = yes; then | |
1249 | AC_DEFINE(HAVE_LONG_DOUBLE, 1, | |
1250 | [Define to 1 if the compiler supports long double.]) | |
c906108c SS |
1251 | fi |
1252 | ||
bc8bcb4b | 1253 | # Check if the compiler and runtime support printing long doubles. |
c906108c | 1254 | |
bc8bcb4b MK |
1255 | AC_CACHE_CHECK([for long double support in printf], |
1256 | gdb_cv_printf_has_long_double, | |
1257 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1258 | [[char buf[16]; | |
c906108c SS |
1259 | long double f = 3.141592653; |
1260 | sprintf (buf, "%Lg", f); | |
bc8bcb4b MK |
1261 | return (strncmp ("3.14159", buf, 7));]])], |
1262 | gdb_cv_printf_has_long_double=yes, | |
1263 | gdb_cv_printf_has_long_double=no, | |
1264 | gdb_cv_printf_has_long_double=no)]) | |
c906108c | 1265 | if test $gdb_cv_printf_has_long_double = yes; then |
bc8bcb4b MK |
1266 | AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1, |
1267 | [Define to 1 if the "%Lg" format works to print long doubles.]) | |
c906108c | 1268 | fi |
c906108c | 1269 | |
bc8bcb4b | 1270 | # Check if the compiler and runtime support scanning long doubles. |
c906108c | 1271 | |
bc8bcb4b MK |
1272 | AC_CACHE_CHECK([for long double support in scanf], |
1273 | gdb_cv_scanf_has_long_double, | |
1274 | [AC_RUN_IFELSE([AC_LANG_PROGRAM( | |
1275 | [[#include <stdio.h>]], | |
1276 | [[char *buf = "3.141592653"; | |
c906108c SS |
1277 | long double f = 0; |
1278 | sscanf (buf, "%Lg", &f); | |
bc8bcb4b MK |
1279 | return !(f > 3.14159 && f < 3.14160);]])], |
1280 | gdb_cv_scanf_has_long_double=yes, | |
1281 | gdb_cv_scanf_has_long_double=no, | |
1282 | gdb_cv_scanf_has_long_double=no)]) | |
c906108c | 1283 | if test $gdb_cv_scanf_has_long_double = yes; then |
bc8bcb4b MK |
1284 | AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1, |
1285 | [Define to 1 if the "%Lg" format works to scan long doubles.]) | |
c906108c | 1286 | fi |
c906108c | 1287 | |
438013df AO |
1288 | case ${host_os} in |
1289 | aix*) | |
1290 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
1291 | SAVE_LDFLAGS=$LDFLAGS | |
1292 | ||
1293 | case $GCC in | |
1294 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
1295 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
1296 | esac | |
1297 | ||
1298 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
1299 | AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=]) | |
ec76baa5 | 1300 | LDFLAGS="${SAVE_LDFLAGS}" |
438013df AO |
1301 | ]) |
1302 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}" | |
1303 | ;; | |
1304 | esac | |
1305 | ||
c906108c | 1306 | |
d92419e5 JB |
1307 | dnl For certain native configurations, we need to check whether thread |
1308 | dnl support can be built in or not. | |
1309 | dnl | |
1310 | dnl Note that we only want this if we are both native (host == target), | |
1311 | dnl and not doing a canadian cross build (build == host). | |
c906108c SS |
1312 | |
1313 | if test ${build} = ${host} -a ${host} = ${target} ; then | |
1314 | case ${host_os} in | |
1315 | hpux*) | |
1316 | AC_MSG_CHECKING(for HPUX/OSF thread support) | |
1317 | if test -f /usr/include/dce/cma_config.h ; then | |
1318 | if test "$GCC" = "yes" ; then | |
1319 | AC_MSG_RESULT(yes) | |
60ca704f SE |
1320 | AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT, 1, |
1321 | [Define if you have HPUX threads]) | |
3483b318 | 1322 | CONFIG_OBS="${CONFIG_OBS} hpux-thread.o" |
c906108c SS |
1323 | CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c" |
1324 | else | |
1325 | AC_MSG_RESULT(no (suppressed because you are not using GCC)) | |
1326 | fi | |
1327 | else | |
1328 | AC_MSG_RESULT(no) | |
1329 | fi | |
1330 | ;; | |
1331 | solaris*) | |
d92419e5 JB |
1332 | # See if thread_db library is around for Solaris thread debugging. |
1333 | # Note that we must explicitly test for version 1 of the library | |
1334 | # because version 0 (present on Solaris 2.4 or earlier) doesn't have | |
1335 | # the same API. | |
c906108c SS |
1336 | AC_MSG_CHECKING(for Solaris thread debugging library) |
1337 | if test -f /usr/lib/libthread_db.so.1 ; then | |
1338 | AC_MSG_RESULT(yes) | |
60ca704f SE |
1339 | AC_DEFINE(HAVE_THREAD_DB_LIB, 1, |
1340 | [Define if using Solaris thread debugging.]) | |
3483b318 | 1341 | CONFIG_OBS="${CONFIG_OBS} sol-thread.o" |
c906108c SS |
1342 | CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c" |
1343 | AC_CHECK_LIB(dl, dlopen) | |
1344 | if test "$GCC" = "yes" ; then | |
1345 | # The GNU linker requires the -export-dynamic option to make | |
1346 | # all symbols visible in the dynamic symbol table. | |
1347 | hold_ldflags=$LDFLAGS | |
1348 | AC_MSG_CHECKING(for the ld -export-dynamic flag) | |
1349 | LDFLAGS="${LDFLAGS} -Wl,-export-dynamic" | |
1350 | AC_TRY_LINK(, [int i;], found=yes, found=no) | |
1351 | LDFLAGS=$hold_ldflags | |
1352 | AC_MSG_RESULT($found) | |
1353 | if test $found = yes; then | |
1354 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic" | |
1355 | fi | |
1356 | fi | |
1357 | # Sun randomly tweaked the prototypes in <proc_service.h> | |
1358 | # at one point. | |
1359 | AC_MSG_CHECKING(if <proc_service.h> is old) | |
1360 | AC_CACHE_VAL(gdb_cv_proc_service_is_old,[ | |
1361 | AC_TRY_COMPILE([ | |
1362 | #include <proc_service.h> | |
1363 | ps_err_e ps_pdwrite | |
1364 | (struct ps_prochandle*, psaddr_t, const void*, size_t); | |
1365 | ],, gdb_cv_proc_service_is_old=no, | |
1366 | gdb_cv_proc_service_is_old=yes) | |
1367 | ]) | |
1368 | AC_MSG_RESULT($gdb_cv_proc_service_is_old) | |
1369 | if test $gdb_cv_proc_service_is_old = yes; then | |
60ca704f SE |
1370 | AC_DEFINE(PROC_SERVICE_IS_OLD, 1, |
1371 | [Define if <proc_service.h> on solaris uses int instead of | |
1372 | size_t, and assorted other type changes.]) | |
c906108c SS |
1373 | fi |
1374 | else | |
1375 | AC_MSG_RESULT(no) | |
1376 | fi | |
1377 | ;; | |
d92419e5 JB |
1378 | aix*) |
1379 | AC_MSG_CHECKING(for AiX thread debugging library) | |
1380 | AC_CACHE_VAL(gdb_cv_have_aix_thread_debug, | |
1381 | [AC_TRY_COMPILE([#include <sys/pthdebug.h>], | |
1382 | [#ifndef PTHDB_VERSION_3 | |
1383 | #error | |
1384 | #endif], | |
1385 | gdb_cv_have_aix_thread_debug=yes, | |
1386 | gdb_cv_have_aix_thread_debug=no)]) | |
1387 | AC_MSG_RESULT($gdb_cv_have_aix_thread_debug) | |
1388 | if test $gdb_cv_have_aix_thread_debug = yes; then | |
1389 | CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c" | |
3483b318 | 1390 | CONFIG_OBS="${CONFIG_OBS} aix-thread.o" |
d92419e5 JB |
1391 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug" |
1392 | fi | |
1393 | ;; | |
c906108c SS |
1394 | esac |
1395 | AC_SUBST(CONFIG_LDFLAGS) | |
1396 | fi | |
1397 | ||
59f80f10 DJ |
1398 | dnl See if we have a thread_db header file that has TD_NOTALLOC and |
1399 | dnl other error codes. | |
3f47be5c EZ |
1400 | if test "x$ac_cv_header_thread_db_h" = "xyes"; then |
1401 | AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC], | |
1402 | gdb_cv_thread_db_h_has_td_notalloc, | |
1403 | AC_TRY_COMPILE( | |
1404 | [#include <thread_db.h>], | |
1405 | [int i = TD_NOTALLOC;], | |
1406 | gdb_cv_thread_db_h_has_td_notalloc=yes, | |
1407 | gdb_cv_thread_db_h_has_td_notalloc=no | |
1408 | ) | |
1409 | ) | |
59f80f10 DJ |
1410 | AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION], |
1411 | gdb_cv_thread_db_h_has_td_version, | |
1412 | AC_TRY_COMPILE( | |
1413 | [#include <thread_db.h>], | |
1414 | [int i = TD_VERSION;], | |
1415 | gdb_cv_thread_db_h_has_td_version=yes, | |
1416 | gdb_cv_thread_db_h_has_td_version=no | |
1417 | ) | |
1418 | ) | |
1419 | AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS], | |
1420 | gdb_cv_thread_db_h_has_td_notls, | |
1421 | AC_TRY_COMPILE( | |
1422 | [#include <thread_db.h>], | |
1423 | [int i = TD_NOTLS;], | |
1424 | gdb_cv_thread_db_h_has_td_notls=yes, | |
1425 | gdb_cv_thread_db_h_has_td_notls=no | |
1426 | ) | |
1427 | ) | |
3f47be5c EZ |
1428 | fi |
1429 | if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then | |
1430 | AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1, | |
1431 | [Define if <thread_db.h> has the TD_NOTALLOC error code.]) | |
1432 | fi | |
59f80f10 DJ |
1433 | if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then |
1434 | AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1, | |
1435 | [Define if <thread_db.h> has the TD_VERSION error code.]) | |
1436 | fi | |
1437 | if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then | |
1438 | AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1, | |
1439 | [Define if <thread_db.h> has the TD_NOTLS error code.]) | |
1440 | fi | |
3f47be5c | 1441 | |
b757528f JJ |
1442 | dnl See if we have a sys/syscall header file that has __NR_tkill. |
1443 | if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then | |
1444 | AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill], | |
1445 | gdb_cv_sys_syscall_h_has_tkill, | |
1446 | AC_TRY_COMPILE( | |
1447 | [#include <sys/syscall.h>], | |
1448 | [int i = __NR_tkill;], | |
1449 | gdb_cv_sys_syscall_h_has_tkill=yes, | |
1450 | gdb_cv_sys_syscall_h_has_tkill=no | |
1451 | ) | |
1452 | ) | |
1453 | fi | |
1454 | dnl See if we can issue tkill syscall. | |
1455 | if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then | |
60ca704f | 1456 | AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.]) |
b757528f JJ |
1457 | fi |
1458 | ||
10568435 JK |
1459 | dnl Check if we can disable the virtual address space randomization. |
1460 | dnl The functionality of setarch -R. | |
1461 | AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>]) | |
1462 | define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [ | |
1463 | # if !HAVE_DECL_ADDR_NO_RANDOMIZE | |
1464 | # define ADDR_NO_RANDOMIZE 0x0040000 | |
1465 | # endif | |
1466 | /* Test the flag could be set and stays set. */ | |
1467 | personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE); | |
1468 | if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE)) | |
1469 | return 1])]) | |
1470 | AC_RUN_IFELSE([PERSONALITY_TEST], | |
1471 | [have_personality=true], | |
1472 | [have_personality=false], | |
1473 | [AC_LINK_IFELSE([PERSONALITY_TEST], | |
1474 | [have_personality=true], | |
1475 | [have_personality=false])]) | |
1476 | if $have_personality | |
1477 | then | |
1478 | AC_DEFINE([HAVE_PERSONALITY], 1, | |
1479 | [Define if you support the personality syscall.]) | |
1480 | fi | |
1481 | ||
c906108c | 1482 | dnl Handle optional features that can be enabled. |
fb40c209 | 1483 | |
b14b1491 | 1484 | target_sysroot_reloc=0 |
030292b7 | 1485 | AC_ARG_WITH(sysroot, |
d2596e2e | 1486 | AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], [search for usr/lib et al within DIR]), |
030292b7 DJ |
1487 | [ |
1488 | case ${with_sysroot} in | |
715d1656 | 1489 | yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;; |
030292b7 DJ |
1490 | *) TARGET_SYSTEM_ROOT=$with_sysroot ;; |
1491 | esac | |
1492 | ||
1493 | TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"' | |
1494 | ||
07abfebf RS |
1495 | if test "x$prefix" = xNONE; then |
1496 | test_prefix=/usr/local | |
1497 | else | |
1498 | test_prefix=$prefix | |
1499 | fi | |
aa28a74e | 1500 | if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then |
07abfebf | 1501 | test_exec_prefix=$test_prefix |
030292b7 | 1502 | else |
07abfebf | 1503 | test_exec_prefix=$exec_prefix |
030292b7 DJ |
1504 | fi |
1505 | case ${TARGET_SYSTEM_ROOT} in | |
715d1656 | 1506 | "${test_prefix}"|"${test_prefix}/"*|\ |
07abfebf RS |
1507 | "${test_exec_prefix}"|"${test_exec_prefix}/"*|\ |
1508 | '${prefix}'|'${prefix}/'*|\ | |
715d1656 | 1509 | '${exec_prefix}'|'${exec_prefix}/'*) |
b14b1491 | 1510 | target_sysroot_reloc=1 |
030292b7 DJ |
1511 | ;; |
1512 | esac | |
1513 | ], [ | |
1514 | TARGET_SYSTEM_ROOT= | |
1515 | TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"' | |
1516 | ]) | |
b14b1491 | 1517 | TARGET_SYSTEM_ROOT_DEFINE="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE=$target_sysroot_reloc" |
030292b7 DJ |
1518 | AC_SUBST(TARGET_SYSTEM_ROOT) |
1519 | AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE) | |
1520 | ||
b14b1491 TT |
1521 | GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit, |
1522 | [automatically load a system-wide gdbinit file], | |
1523 | []) | |
16e7150e | 1524 | |
094a342e | 1525 | AC_ARG_ENABLE(werror, |
d2596e2e | 1526 | AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]), |
094a342e MK |
1527 | [case "${enableval}" in |
1528 | yes | y) ERROR_ON_WARNING="yes" ;; | |
1529 | no | n) ERROR_ON_WARNING="no" ;; | |
1530 | *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;; | |
1531 | esac]) | |
1532 | ||
1533 | # Enable -Werror by default when using gcc | |
1534 | if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then | |
1535 | ERROR_ON_WARNING=yes | |
1536 | fi | |
1537 | ||
1538 | WERROR_CFLAGS="" | |
1539 | if test "${ERROR_ON_WARNING}" = yes ; then | |
1540 | WERROR_CFLAGS="-Werror" | |
1541 | fi | |
1542 | ||
aa79a185 DJ |
1543 | # The entries after -Wno-pointer-sign are disabled warnings which may |
1544 | # be enabled in the future, which can not currently be used to build | |
1545 | # GDB. | |
1546 | # NOTE: If you change this list, remember to update | |
3b851bce | 1547 | # gdb/doc/gdbint.texinfo. |
aa79a185 DJ |
1548 | build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ |
1549 | -Wformat-nonliteral -Wno-pointer-sign \ | |
1cb5e2a4 JB |
1550 | -Wno-unused -Wunused-value -Wunused-function \ |
1551 | -Wno-switch -Wno-char-subscripts" | |
a3b362c4 | 1552 | |
3526781e DJ |
1553 | # Enable -Wno-format by default when using gcc on mingw since many |
1554 | # GCC versions complain about %I64. | |
1555 | case "${host}" in | |
1556 | *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;; | |
1557 | esac | |
1558 | ||
c906108c | 1559 | AC_ARG_ENABLE(build-warnings, |
d2596e2e | 1560 | AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]), |
1decb323 | 1561 | [case "${enableval}" in |
c906108c SS |
1562 | yes) ;; |
1563 | no) build_warnings="-w";; | |
1564 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1565 | build_warnings="${build_warnings} ${t}";; | |
1566 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1567 | build_warnings="${t} ${build_warnings}";; | |
1568 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
d4f3574e SS |
1569 | esac |
1570 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
746a987d | 1571 | echo "Setting compiler warning flags = $build_warnings" 6>&1 |
1decb323 | 1572 | fi])dnl |
3b851bce | 1573 | AC_ARG_ENABLE(gdb-build-warnings, |
d2596e2e | 1574 | AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]), |
3b851bce AC |
1575 | [case "${enableval}" in |
1576 | yes) ;; | |
1577 | no) build_warnings="-w";; | |
1578 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1579 | build_warnings="${build_warnings} ${t}";; | |
1580 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1581 | build_warnings="${t} ${build_warnings}";; | |
1582 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
1583 | esac | |
1584 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
1585 | echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1 | |
1586 | fi])dnl | |
104c1213 | 1587 | WARN_CFLAGS="" |
c906108c SS |
1588 | if test "x${build_warnings}" != x -a "x$GCC" = xyes |
1589 | then | |
746a987d AC |
1590 | AC_MSG_CHECKING(compiler warning flags) |
1591 | # Separate out the -Werror flag as some files just cannot be | |
1592 | # compiled with it enabled. | |
1593 | for w in ${build_warnings}; do | |
1594 | case $w in | |
1595 | -Werr*) WERROR_CFLAGS=-Werror ;; | |
1596 | *) # Check that GCC accepts it | |
4536bbc6 AC |
1597 | saved_CFLAGS="$CFLAGS" |
1598 | CFLAGS="$CFLAGS $w" | |
1599 | AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) | |
1600 | CFLAGS="$saved_CFLAGS" | |
746a987d AC |
1601 | esac |
1602 | done | |
aa79a185 | 1603 | AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS}) |
1decb323 | 1604 | fi |
c906108c | 1605 | AC_SUBST(WARN_CFLAGS) |
104c1213 | 1606 | AC_SUBST(WERROR_CFLAGS) |
c906108c | 1607 | |
7a292a7a SS |
1608 | # In the Cygwin environment, we need some additional flags. |
1609 | AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin, | |
1610 | [AC_EGREP_CPP(lose, [ | |
1611 | #if defined (__CYGWIN__) || defined (__CYGWIN32__) | |
1612 | lose | |
1613 | #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])]) | |
1614 | ||
aff38e61 AC |
1615 | |
1616 | dnl Figure out which of the many generic ser-*.c files the _host_ supports. | |
3eb25fda | 1617 | SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o" |
aff38e61 | 1618 | case ${host} in |
95cbc983 AC |
1619 | *go32* ) SER_HARDWIRE=ser-go32.o ;; |
1620 | *djgpp* ) SER_HARDWIRE=ser-go32.o ;; | |
0ea3f30e | 1621 | *mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;; |
aff38e61 AC |
1622 | esac |
1623 | AC_SUBST(SER_HARDWIRE) | |
1624 | ||
cd0fc7c3 SS |
1625 | # libreadline needs libuser32.a in a cygwin environment |
1626 | WIN32LIBS= | |
1627 | if test x$gdb_cv_os_cygwin = xyes; then | |
c5394b80 JM |
1628 | WIN32LIBS="-luser32" |
1629 | case "${target}" in | |
1630 | *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp" | |
1631 | ;; | |
1632 | esac | |
cd0fc7c3 | 1633 | fi |
b4505029 MM |
1634 | |
1635 | # The ser-tcp.c module requires sockets. | |
1636 | case ${host} in | |
1637 | *mingw32*) | |
1638 | AC_DEFINE(USE_WIN32API, 1, | |
1639 | [Define if we should use the Windows API, instead of the | |
1640 | POSIX API. On Windows, we use the Windows API when | |
1641 | building for MinGW, but the POSIX API when building | |
1642 | for Cygwin.]) | |
1643 | WIN32LIBS="$WIN32LIBS -lws2_32" | |
1644 | ;; | |
1645 | esac | |
cd0fc7c3 | 1646 | AC_SUBST(WIN32LIBS) |
7a292a7a | 1647 | |
31d99776 DJ |
1648 | # Add ELF support to GDB, but only if BFD includes ELF support. |
1649 | OLD_CFLAGS=$CFLAGS | |
1650 | OLD_LDFLAGS=$LDFLAGS | |
1651 | OLD_LIBS=$LIBS | |
cab58a69 | 1652 | CFLAGS="$CFLAGS -I${srcdir}/../include -I../bfd -I${srcdir}/../bfd" |
31d99776 | 1653 | LDFLAGS="$LDFLAGS -L../bfd -L../libiberty" |
7b3200f9 | 1654 | intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'` |
0f72fb1c | 1655 | LIBS="-lbfd -liberty $intl $LIBS" |
31d99776 DJ |
1656 | AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf, |
1657 | [AC_TRY_LINK( | |
1658 | [#include <stdlib.h> | |
1659 | #include "bfd.h" | |
1660 | #include "elf-bfd.h" | |
1661 | ], | |
1662 | [bfd *abfd = NULL; bfd_get_elf_phdr_upper_bound (abfd); ], | |
1663 | gdb_cv_var_elf=yes, gdb_cv_var_elf=no)]) | |
1664 | if test $gdb_cv_var_elf = yes; then | |
1665 | CONFIG_OBS="$CONFIG_OBS elfread.o" | |
1666 | AC_DEFINE(HAVE_ELF, 1, | |
1667 | [Define if ELF support should be included.]) | |
1668 | fi | |
1669 | CFLAGS=$OLD_CFLAGS | |
1670 | LDFLAGS=$OLD_LDFLAGS | |
1671 | LIBS=$OLD_LIBS | |
1672 | ||
121ce6e5 DJ |
1673 | # Add any host-specific objects to GDB. |
1674 | CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}" | |
1675 | ||
3fc11d3e JM |
1676 | LIBGUI="../libgui/src/libgui.a" |
1677 | GUI_CFLAGS_X="-I${srcdir}/../libgui/src" | |
1678 | AC_SUBST(LIBGUI) | |
1679 | AC_SUBST(GUI_CFLAGS_X) | |
7a292a7a | 1680 | |
3fc11d3e JM |
1681 | WIN32LDAPP= |
1682 | AC_SUBST(WIN32LIBS) | |
1683 | AC_SUBST(WIN32LDAPP) | |
1684 | ||
d91670b9 | 1685 | case "${host}" in |
686a5eed | 1686 | *-*-cygwin* | *-*-mingw* ) |
d91670b9 CV |
1687 | configdir="win" |
1688 | ;; | |
1689 | *) | |
1690 | configdir="unix" | |
1691 | ;; | |
1692 | esac | |
3fc11d3e JM |
1693 | |
1694 | GDBTKLIBS= | |
1695 | if test "${enable_gdbtk}" = "yes"; then | |
1696 | ||
d1c3b63a KS |
1697 | # Gdbtk must have an absolute path to srcdir in order to run |
1698 | # properly when not installed. | |
1699 | here=`pwd` | |
1700 | cd ${srcdir} | |
1701 | GDBTK_SRC_DIR=`pwd` | |
1702 | cd $here | |
1703 | ||
5062cc19 | 1704 | SC_PATH_TCLCONFIG |
85541719 DE |
1705 | |
1706 | # If $no_tk is nonempty, then we can't do Tk, and there is no | |
1707 | # point to doing Tcl. | |
1708 | SC_PATH_TKCONFIG | |
1709 | ||
1710 | if test -z "${no_tcl}" -a -z "${no_tk}"; then | |
5062cc19 KS |
1711 | SC_LOAD_TCLCONFIG |
1712 | ||
1713 | # Check for in-tree tcl | |
1714 | here=`pwd` | |
1715 | cd ${srcdir}/.. | |
1716 | topdir=`pwd` | |
1717 | cd ${here} | |
1718 | ||
1719 | intree="no" | |
1720 | if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then | |
1721 | intree="yes" | |
1722 | fi | |
1723 | ||
1724 | # Find Tcl private headers | |
1725 | if test x"${intree}" = xno; then | |
1726 | CY_AC_TCL_PRIVATE_HEADERS | |
1727 | TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}" | |
1728 | TCL_LIBRARY="${TCL_LIB_SPEC}" | |
1729 | TCL_DEPS="" | |
1730 | else | |
1731 | # If building tcl in the same src tree, private headers | |
1732 | # are not needed, but we need to be sure to use the right | |
1733 | # headers library | |
1734 | TCL_INCLUDE="-I${TCL_SRC_DIR}/generic" | |
1735 | TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}" | |
1736 | TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}" | |
1737 | fi | |
1738 | AC_SUBST(TCL_INCLUDE) | |
1739 | AC_SUBST(TCL_LIBRARY) | |
1740 | AC_SUBST(TCL_DEPS) | |
dd2504ab | 1741 | |
85541719 DE |
1742 | SC_LOAD_TKCONFIG |
1743 | ||
1744 | # Check for in-tree Tk | |
1745 | intree="no" | |
1746 | if test "${TK_SRC_DIR}" = "${topdir}/tk"; then | |
1747 | intree="yes" | |
1748 | fi | |
1749 | ||
1750 | # Find Tk private headers | |
1751 | if test x"${intree}" = xno; then | |
1752 | CY_AC_TK_PRIVATE_HEADERS | |
1753 | TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}" | |
1754 | TK_LIBRARY=${TK_LIB_SPEC} | |
1755 | TK_DEPS="" | |
1756 | else | |
1757 | TK_INCLUDE="-I${TK_SRC_DIR}/generic" | |
1758 | TK_LIBRARY="${TK_BUILD_LIB_SPEC}" | |
1759 | TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}" | |
1760 | fi | |
1761 | AC_SUBST(TK_INCLUDE) | |
1762 | AC_SUBST(TK_LIBRARY) | |
1763 | AC_SUBST(TK_DEPS) | |
1764 | AC_SUBST(TK_XINCLUDES) | |
1765 | ||
1766 | ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)" | |
1767 | ||
1768 | # Include some libraries that Tcl and Tk want. | |
1769 | TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)' | |
1770 | # Yes, the ordering seems wrong here. But it isn't. | |
1771 | # TK_LIBS is the list of libraries that need to be linked | |
1772 | # after Tcl/Tk. Note that this isn't put into LIBS. If it | |
1773 | # were in LIBS then any link tests after this point would | |
1774 | # try to include things like `$(LIBGUI)', which wouldn't work. | |
1775 | GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}" | |
1776 | ||
1777 | CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)" | |
1778 | CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)" | |
1779 | CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)" | |
1780 | CONFIG_ALL="${CONFIG_ALL} all-gdbtk" | |
1781 | CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk" | |
1782 | CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk" | |
1783 | CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk" | |
1784 | ||
1785 | if test x$gdb_cv_os_cygwin = xyes; then | |
1786 | WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32" | |
1787 | WIN32LDAPP="-Wl,--subsystem,console" | |
1788 | CONFIG_OBS="${CONFIG_OBS} gdbres.o" | |
3fc11d3e | 1789 | fi |
ffc6a242 | 1790 | |
85541719 DE |
1791 | AC_CONFIG_SUBDIRS(gdbtk) |
1792 | fi | |
3fc11d3e JM |
1793 | fi |
1794 | ||
3fc11d3e JM |
1795 | AC_SUBST(X_CFLAGS) |
1796 | AC_SUBST(X_LDFLAGS) | |
1797 | AC_SUBST(X_LIBS) | |
3fc11d3e JM |
1798 | AC_SUBST(GDBTKLIBS) |
1799 | AC_SUBST(GDBTK_CFLAGS) | |
d1c3b63a | 1800 | AC_SUBST(GDBTK_SRC_DIR) |
8b93c638 | 1801 | |
c906108c SS |
1802 | AC_PATH_X |
1803 | ||
7a292a7a | 1804 | # Unlike the sim directory, whether a simulator is linked is controlled by |
9b624dbe | 1805 | # presence of a gdb_sim definition in the target configure.tgt entry. |
7a292a7a SS |
1806 | # This code just checks for a few cases where we'd like to ignore those |
1807 | # definitions, even when they're present in the '.mt' file. These cases | |
1808 | # are when --disable-sim is specified, or if the simulator directory is | |
6c5cfe5b | 1809 | # not part of the source tree. |
7a292a7a SS |
1810 | # |
1811 | AC_ARG_ENABLE(sim, | |
d2596e2e | 1812 | AS_HELP_STRING([--enable-sim], [link gdb with simulator]), |
7a292a7a SS |
1813 | [echo "enable_sim = $enable_sim"; |
1814 | echo "enableval = ${enableval}"; | |
1815 | case "${enableval}" in | |
1816 | yes) ignore_sim=false ;; | |
1817 | no) ignore_sim=true ;; | |
1818 | *) ignore_sim=false ;; | |
1819 | esac], | |
1820 | [ignore_sim=false]) | |
1821 | ||
1822 | if test ! -d "${srcdir}/../sim"; then | |
1823 | ignore_sim=true | |
1824 | fi | |
1825 | ||
9b624dbe UW |
1826 | SIM= |
1827 | SIM_OBS= | |
1828 | if test "${ignore_sim}" = "false"; then | |
1829 | if test x"${gdb_sim}" != x ; then | |
1830 | SIM="${gdb_sim}" | |
1831 | SIM_OBS="remote-sim.o" | |
60ca704f | 1832 | AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.]) |
9b624dbe | 1833 | fi |
7a292a7a | 1834 | fi |
9b624dbe UW |
1835 | AC_SUBST(SIM) |
1836 | AC_SUBST(SIM_OBS) | |
7a292a7a | 1837 | |
c906108c | 1838 | AC_SUBST(ENABLE_CFLAGS) |
d28f9cdf | 1839 | AC_SUBST(PROFILE_CFLAGS) |
c906108c SS |
1840 | |
1841 | AC_SUBST(CONFIG_OBS) | |
1842 | AC_SUBST(CONFIG_DEPS) | |
1843 | AC_SUBST(CONFIG_SRCS) | |
b3a90332 AC |
1844 | AC_SUBST(CONFIG_ALL) |
1845 | AC_SUBST(CONFIG_CLEAN) | |
e56ac5c3 AC |
1846 | AC_SUBST(CONFIG_INSTALL) |
1847 | AC_SUBST(CONFIG_UNINSTALL) | |
c906108c | 1848 | |
c35f4ffc AC |
1849 | # List of host floatformats. |
1850 | AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat]) | |
1851 | AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat]) | |
1852 | AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat]) | |
1853 | ||
c906108c SS |
1854 | # target_subdir is used by the testsuite to find the target libraries. |
1855 | target_subdir= | |
1856 | if test "${host}" != "${target}"; then | |
1857 | target_subdir="${target_alias}/" | |
1858 | fi | |
1859 | AC_SUBST(target_subdir) | |
1860 | ||
1861 | frags= | |
771b4502 | 1862 | if test "${gdb_native}" = "yes"; then |
0dad8a66 MK |
1863 | host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh |
1864 | if test ! -f ${host_makefile_frag}; then | |
1865 | AC_MSG_ERROR("*** Gdb does not support native target ${host}") | |
1866 | fi | |
1867 | frags="$frags $host_makefile_frag" | |
1868 | else | |
1869 | host_makefile_frag=/dev/null | |
c906108c | 1870 | fi |
c906108c | 1871 | |
c906108c | 1872 | AC_SUBST_FILE(host_makefile_frag) |
c906108c SS |
1873 | AC_SUBST(frags) |
1874 | ||
1875 | changequote(,)dnl | |
771b4502 | 1876 | if test "${gdb_native}" = "yes"; then |
a85f51e7 DJ |
1877 | # We pick this up from the host configuration file (.mh) because we |
1878 | # do not have a native configuration Makefile fragment. | |
c906108c SS |
1879 | nativefile=`sed -n ' |
1880 | s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
1881 | ' ${host_makefile_frag}` | |
c906108c SS |
1882 | fi |
1883 | changequote([,]) | |
1884 | ||
b00a8037 DJ |
1885 | if test x"${gdb_osabi}" != x ; then |
1886 | AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi, | |
1887 | [Define to the default OS ABI for this configuration.]) | |
1888 | fi | |
1889 | ||
8dcde887 MK |
1890 | # Enable multi-ice-gdb-server. |
1891 | AC_ARG_ENABLE(multi-ice, | |
d2596e2e | 1892 | AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]), |
8dcde887 MK |
1893 | [case $enableval in |
1894 | yes | no) | |
1895 | ;; | |
1896 | *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;; | |
1897 | esac]) | |
1898 | if test "x$enable_multi_ice" = xyes; then | |
3ace7edb | 1899 | AC_CONFIG_SUBDIRS(multi-ice) |
96baa820 JM |
1900 | fi |
1901 | ||
a13e2c95 UW |
1902 | # We only build gdbserver automatically in a native configuration. |
1903 | if test "$gdb_native" = "yes"; then | |
8dcde887 MK |
1904 | AC_MSG_CHECKING(whether gdbserver is supported on this host) |
1905 | if test "x$build_gdbserver" = xyes; then | |
8dcde887 | 1906 | AC_MSG_RESULT(yes) |
3ace7edb | 1907 | AC_CONFIG_SUBDIRS(gdbserver) |
8dcde887 MK |
1908 | else |
1909 | AC_MSG_RESULT(no) | |
1910 | fi | |
a85f51e7 DJ |
1911 | fi |
1912 | ||
db985757 | 1913 | # If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link |
2c0fc042 | 1914 | # to an empty version. |
c906108c SS |
1915 | |
1916 | files= | |
1917 | links= | |
5a2402b8 | 1918 | |
c906108c SS |
1919 | rm -f nm.h |
1920 | if test "${nativefile}" != ""; then | |
0f475e27 AC |
1921 | case "${nativefile}" in |
1922 | nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;; | |
1923 | * ) GDB_NM_FILE="${nativefile}" | |
1924 | esac | |
5a2402b8 AC |
1925 | files="${files} ${GDB_NM_FILE}" |
1926 | links="${links} nm.h" | |
60ca704f | 1927 | AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile]) |
c906108c | 1928 | fi |
cfd53605 | 1929 | AC_SUBST(GDB_NM_FILE) |
5a2402b8 | 1930 | |
c906108c SS |
1931 | AC_LINK_FILES($files, $links) |
1932 | ||
1933 | dnl Check for exe extension set on certain hosts (e.g. Win32) | |
1934 | AC_EXEEXT | |
1935 | ||
234b45d4 | 1936 | dnl Detect the character set used by this host. |
6c7a06a3 TT |
1937 | dnl At the moment, we just assume it's UTF-8. |
1938 | AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8", | |
234b45d4 KB |
1939 | [Define to be a string naming the default host character set.]) |
1940 | ||
e28b3332 | 1941 | AC_OUTPUT(Makefile .gdbinit:gdbinit.in gnulib/Makefile, |
c906108c | 1942 | [ |
c906108c SS |
1943 | case x$CONFIG_HEADERS in |
1944 | xconfig.h:config.in) | |
1945 | echo > stamp-h ;; | |
1946 | esac | |
c906108c SS |
1947 | ]) |
1948 | ||
1949 | exit 0 |