Commit | Line | Data |
---|---|---|
c906108c | 1 | dnl Autoconf configure script for GDB, the GNU debugger. |
28e7fd62 | 2 | dnl Copyright (C) 1995-2013 Free Software Foundation, Inc. |
c906108c SS |
3 | dnl |
4 | dnl This file is part of GDB. | |
5 | dnl | |
6 | dnl This program is free software; you can redistribute it and/or modify | |
7 | dnl it under the terms of the GNU General Public License as published by | |
5a0e3bd0 | 8 | dnl the Free Software Foundation; either version 3 of the License, or |
c906108c | 9 | dnl (at your option) any later version. |
5a0e3bd0 | 10 | dnl |
c906108c SS |
11 | dnl This program is distributed in the hope that it will be useful, |
12 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | dnl GNU General Public License for more details. | |
5a0e3bd0 | 15 | dnl |
c906108c | 16 | dnl You should have received a copy of the GNU General Public License |
5a0e3bd0 | 17 | dnl along with this program. If not, see <http://www.gnu.org/licenses/>. |
c906108c SS |
18 | |
19 | dnl Process this file with autoconf to produce a configure script. | |
20 | ||
bec39cab | 21 | AC_PREREQ(2.59)dnl |
c906108c SS |
22 | AC_INIT(main.c) |
23 | AC_CONFIG_HEADER(config.h:config.in) | |
413ccac7 | 24 | AM_MAINTAINER_MODE |
c906108c | 25 | |
17ef446e PA |
26 | # Set the 'development' global. |
27 | . $srcdir/development.sh | |
f5f1cdb6 | 28 | |
c906108c | 29 | AC_PROG_CC |
c462b41b | 30 | AC_USE_SYSTEM_EXTENSIONS |
da2f07f1 | 31 | ACX_LARGEFILE |
c906108c SS |
32 | AM_PROG_CC_STDC |
33 | ||
e28b3332 | 34 | AC_CONFIG_AUX_DIR(..) |
c906108c | 35 | AC_CANONICAL_SYSTEM |
9009e1ae | 36 | AC_ARG_PROGRAM |
c906108c | 37 | |
a417dc56 RW |
38 | # Dependency checking. |
39 | ZW_CREATE_DEPDIR | |
40 | ZW_PROG_COMPILER_DEPENDENCIES([CC]) | |
41 | ||
42 | # Check for the 'make' the user wants to use. | |
43 | AC_CHECK_PROGS(MAKE, make) | |
44 | MAKE_IS_GNU= | |
45 | case "`$MAKE --version 2>&1 | sed 1q`" in | |
46 | *GNU*) | |
47 | MAKE_IS_GNU=yes | |
48 | ;; | |
49 | esac | |
50 | AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes) | |
51 | AC_PROG_MAKE_SET | |
52 | ||
c971b7fa PA |
53 | # Configure gnulib. We need to build gnulib under some other |
54 | # directory not "gnulib", to avoid the problem of both GDB and | |
55 | # GDBserver wanting to build it in the same directory, when building | |
56 | # in the source dir. | |
57 | ACX_CONFIGURE_DIR(["gnulib"], ["build-gnulib"]) | |
58 | ||
ddc9cd0f AC |
59 | dnl List of object files and targets accumulated by configure. |
60 | ||
61 | CONFIG_OBS= | |
62 | CONFIG_DEPS= | |
63 | CONFIG_SRCS= | |
64 | ENABLE_CFLAGS= | |
65 | ||
66 | CONFIG_ALL= | |
67 | CONFIG_CLEAN= | |
68 | CONFIG_INSTALL= | |
69 | CONFIG_UNINSTALL= | |
70 | ||
20e95c23 DJ |
71 | dnl Set up for gettext. |
72 | ZW_GNU_GETTEXT_SISTER_DIR | |
ddc9cd0f AC |
73 | |
74 | localedir='${datadir}/locale' | |
75 | AC_SUBST(localedir) | |
76 | ||
20e95c23 | 77 | if test x"$USE_NLS" = xyes; then |
ddc9cd0f AC |
78 | CONFIG_ALL="$CONFIG_ALL all-po" |
79 | CONFIG_CLEAN="$CONFIG_CLEAN clean-po" | |
80 | CONFIG_INSTALL="$CONFIG_INSTALL install-po" | |
81 | CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po" | |
82 | fi | |
83 | ||
c971b7fa | 84 | GNULIB=build-gnulib/import |
e28b3332 | 85 | |
d5af19ba DJ |
86 | # For Makefile dependencies. |
87 | GNULIB_STDINT_H= | |
88 | if test x"$STDINT_H" != x; then | |
c971b7fa | 89 | GNULIB_STDINT_H=$GNULIB/$STDINT_H |
d5af19ba DJ |
90 | fi |
91 | AC_SUBST(GNULIB_STDINT_H) | |
92 | ||
ddc9cd0f AC |
93 | PACKAGE=gdb |
94 | AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ]) | |
95 | AC_SUBST(PACKAGE) | |
0fbb3da7 | 96 | |
f06e05e0 JK |
97 | # We never need to detect it in this sub-configure. |
98 | # But preserve it for config.status --recheck. | |
99 | AC_ARG_VAR(MAKEINFO, | |
100 | [Parent configure detects if it is of sufficient version.]) | |
101 | AC_ARG_VAR(MAKEINFOFLAGS, | |
102 | [Parameters for MAKEINFO.]) | |
5048e516 JK |
103 | |
104 | MAKEINFO_EXTRA_FLAGS="" | |
105 | AC_CACHE_CHECK([whether $MAKEINFO supports @click], gdb_cv_have_makeinfo_click, | |
106 | [echo '@clicksequence{a @click{} b}' >conftest.texinfo | |
107 | if eval "$MAKEINFO conftest.texinfo >&5 2>&5"; then | |
108 | gdb_cv_have_makeinfo_click=yes | |
109 | else | |
110 | gdb_cv_have_makeinfo_click=no | |
111 | fi]) | |
112 | if test x"$gdb_cv_have_makeinfo_click" = xyes; then | |
113 | MAKEINFO_EXTRA_FLAGS="$MAKEINFO_EXTRA_FLAGS -DHAVE_MAKEINFO_CLICK" | |
114 | fi | |
115 | AC_SUBST(MAKEINFO_EXTRA_FLAGS) | |
116 | ||
b14b1491 TT |
117 | GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir, |
118 | [look for global separate debug info in this path @<:@LIBDIR/debug@:>@], | |
119 | [${libdir}/debug]) | |
120 | ||
f83d8a90 DE |
121 | # We can't pass paths as command line arguments. |
122 | # Mingw32 tries to be clever and will convert the paths for us. | |
123 | # For example -DBINDIR="/usr/local/bin" passed on the command line may get | |
124 | # converted to -DBINDIR="E:/msys/mingw32/msys/1.0/local/bin". | |
125 | # This breaks GDB's relocatable path conversions since paths passed in | |
126 | # config.h would not get so translated, the path prefixes no longer match. | |
127 | AC_DEFINE_DIR(BINDIR, bindir, [Directory of programs.]) | |
128 | ||
b14b1491 TT |
129 | # GDB's datadir relocation |
130 | ||
131 | GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir, | |
132 | [look for global separate data files in this path @<:@DATADIR/gdb@:>@], | |
133 | [${datadir}/gdb]) | |
aa28a74e | 134 | |
29b0e8a2 | 135 | AC_ARG_WITH(relocated-sources, |
d2596e2e | 136 | AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]), |
29b0e8a2 JM |
137 | [reloc_srcdir="${withval}" |
138 | AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir, | |
139 | [Relocated directory for source files. ]) | |
140 | ]) | |
141 | ||
7349ff92 JK |
142 | AC_MSG_CHECKING([for default auto-load directory]) |
143 | AC_ARG_WITH(auto-load-dir, | |
144 | AS_HELP_STRING([--with-auto-load-dir=PATH], | |
1564a261 JK |
145 | [directories from which to load auto-loaded scripts @<:@$debugdir:$datadir/auto-load@:>@]),, |
146 | [with_auto_load_dir='$debugdir:$datadir/auto-load']) | |
147 | escape_dir=`echo $with_auto_load_dir | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'` | |
7349ff92 JK |
148 | AC_DEFINE_DIR(AUTO_LOAD_DIR, escape_dir, |
149 | [Directories from which to load auto-loaded scripts.]) | |
150 | AC_MSG_RESULT([$with_auto_load_dir]) | |
151 | ||
bccbefd2 JK |
152 | AC_MSG_CHECKING([for default auto-load safe-path]) |
153 | AC_ARG_WITH(auto-load-safe-path, | |
6dea1fbd | 154 | AS_HELP_STRING([--with-auto-load-safe-path=PATH], |
aff139ff | 155 | [directories safe to hold auto-loaded files @<:@--with-auto-load-dir@:>@]) |
6dea1fbd JK |
156 | AS_HELP_STRING([--without-auto-load-safe-path], |
157 | [do not restrict auto-loaded files locations]), | |
158 | [if test "$with_auto_load_safe_path" = "no"; then | |
159 | with_auto_load_safe_path="/" | |
160 | fi], | |
7349ff92 | 161 | [with_auto_load_safe_path="$with_auto_load_dir"]) |
1564a261 | 162 | escape_dir=`echo $with_auto_load_safe_path | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'` |
6dea1fbd | 163 | AC_DEFINE_DIR(AUTO_LOAD_SAFE_PATH, escape_dir, |
bccbefd2 JK |
164 | [Directories safe to hold auto-loaded files.]) |
165 | AC_MSG_RESULT([$with_auto_load_safe_path]) | |
166 | ||
5ae98d25 | 167 | AC_CONFIG_SUBDIRS(testsuite) |
96baa820 | 168 | |
d0c678e6 UW |
169 | # Check whether to support alternative target configurations |
170 | AC_ARG_ENABLE(targets, | |
d2596e2e | 171 | AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]), |
d0c678e6 UW |
172 | [case "${enableval}" in |
173 | yes | "") AC_ERROR(enable-targets option must specify target names or 'all') | |
174 | ;; | |
175 | no) enable_targets= ;; | |
176 | *) enable_targets=$enableval ;; | |
177 | esac]) | |
178 | ||
c0993dbe UW |
179 | # Check whether to enable 64-bit support on 32-bit hosts |
180 | AC_ARG_ENABLE(64-bit-bfd, | |
d2596e2e | 181 | AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]), |
c0993dbe UW |
182 | [case "${enableval}" in |
183 | yes) want64=true ;; | |
184 | no) want64=false ;; | |
185 | *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; | |
186 | esac],[want64=false])dnl | |
187 | ||
121ce6e5 DJ |
188 | # Provide defaults for some variables set by the per-host and per-target |
189 | # configuration. | |
190 | gdb_host_obs=posix-hdep.o | |
191 | ||
771b4502 UW |
192 | if test "${target}" = "${host}"; then |
193 | gdb_native=yes | |
194 | else | |
195 | gdb_native=no | |
196 | fi | |
197 | ||
27e9bf90 | 198 | . $srcdir/configure.host |
c906108c | 199 | |
d0c678e6 UW |
200 | # Accumulate some settings from configure.tgt over all enabled targets |
201 | ||
202 | TARGET_OBS= | |
203 | all_targets= | |
b292c783 | 204 | HAVE_NATIVE_GCORE_TARGET= |
d0c678e6 UW |
205 | |
206 | for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'` | |
207 | do | |
208 | if test "$targ_alias" = "all"; then | |
209 | all_targets=true | |
210 | else | |
211 | # Canonicalize the secondary target names. | |
212 | result=`$ac_config_sub $targ_alias 2>/dev/null` | |
213 | if test -n "$result"; then | |
214 | targ=$result | |
215 | else | |
216 | targ=$targ_alias | |
217 | fi | |
218 | ||
219 | . ${srcdir}/configure.tgt | |
220 | ||
bf307134 JB |
221 | AS_IF([test -z "${gdb_target_obs}"], |
222 | [AC_MSG_ERROR([configuration ${targ} is unsupported.])]) | |
223 | ||
d0c678e6 UW |
224 | # Target-specific object files |
225 | for i in ${gdb_target_obs}; do | |
226 | case " $TARGET_OBS " in | |
227 | *" ${i} "*) ;; | |
228 | *) | |
229 | TARGET_OBS="$TARGET_OBS ${i}" | |
230 | ;; | |
231 | esac | |
232 | done | |
c0993dbe UW |
233 | |
234 | # Check whether this target needs 64-bit CORE_ADDR | |
235 | if test x${want64} = xfalse; then | |
236 | . ${srcdir}/../bfd/config.bfd | |
237 | fi | |
b292c783 JK |
238 | |
239 | # Check whether this target is native and supports gcore. | |
240 | if test $gdb_native = yes -a "$targ_alias" = "$target_alias" \ | |
241 | && $gdb_have_gcore; then | |
242 | HAVE_NATIVE_GCORE_TARGET=1 | |
243 | fi | |
d0c678e6 UW |
244 | fi |
245 | done | |
246 | ||
247 | if test x${all_targets} = xtrue; then | |
c0993dbe UW |
248 | |
249 | # We want all 64-bit targets if we either: | |
250 | # - run on a 64-bit host or | |
251 | # - already require 64-bit support for some other target or | |
252 | # - the --enable-64-bit-bfd option was supplied | |
253 | # Otherwise we only support all 32-bit targets. | |
254 | # | |
255 | # NOTE: This test must be in sync with the corresponding | |
256 | # tests in BFD! | |
257 | ||
258 | if test x${want64} = xfalse; then | |
259 | AC_CHECK_SIZEOF(long) | |
260 | if test "x${ac_cv_sizeof_long}" = "x8"; then | |
261 | want64=true | |
262 | fi | |
263 | fi | |
264 | if test x${want64} = xtrue; then | |
265 | TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)' | |
266 | else | |
267 | TARGET_OBS='$(ALL_TARGET_OBS)' | |
268 | fi | |
d0c678e6 UW |
269 | fi |
270 | ||
271 | AC_SUBST(TARGET_OBS) | |
b292c783 | 272 | AC_SUBST(HAVE_NATIVE_GCORE_TARGET) |
d0c678e6 UW |
273 | |
274 | # For other settings, only the main target counts. | |
275 | gdb_sim= | |
276 | gdb_osabi= | |
277 | build_gdbserver= | |
278 | targ=$target; . ${srcdir}/configure.tgt | |
c906108c | 279 | |
27e9bf90 MK |
280 | # Fetch the default architecture and default target vector from BFD. |
281 | targ=$target; . $srcdir/../bfd/config.bfd | |
5c8cc331 | 282 | |
27e9bf90 MK |
283 | # We only want the first architecture, so strip off the others if |
284 | # there is more than one. | |
285 | targ_archs=`echo $targ_archs | sed 's/ .*//'` | |
5c8cc331 | 286 | |
27e9bf90 MK |
287 | if test "x$targ_archs" != x; then |
288 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs, | |
289 | [Define to BFD's default architecture. ]) | |
1ba607ad | 290 | fi |
27e9bf90 MK |
291 | if test "x$targ_defvec" != x; then |
292 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec, | |
293 | [Define to BFD's default target vector. ]) | |
1ba607ad AC |
294 | fi |
295 | ||
627af7ea MK |
296 | # The CLI cannot be disabled yet, but may be in the future. |
297 | ||
298 | # Enable CLI. | |
299 | AC_ARG_ENABLE(gdbcli, | |
d2596e2e | 300 | AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]), |
627af7ea MK |
301 | [case $enableval in |
302 | yes) | |
303 | ;; | |
304 | no) | |
305 | AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;; | |
306 | *) | |
307 | AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;; | |
308 | esac], | |
309 | [enable_gdbcli=yes]) | |
310 | if test x"$enable_gdbcli" = xyes; then | |
311 | if test -d $srcdir/cli; then | |
312 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)" | |
313 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)" | |
314 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)" | |
627af7ea | 315 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)" |
627af7ea MK |
316 | fi |
317 | fi | |
318 | ||
319 | # Enable MI. | |
320 | AC_ARG_ENABLE(gdbmi, | |
d2596e2e | 321 | AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]), |
627af7ea MK |
322 | [case $enableval in |
323 | yes | no) | |
324 | ;; | |
325 | *) | |
326 | AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;; | |
327 | esac], | |
328 | [enable_gdbmi=yes]) | |
329 | if test x"$enable_gdbmi" = xyes; then | |
330 | if test -d $srcdir/mi; then | |
331 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)" | |
332 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)" | |
333 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)" | |
627af7ea | 334 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)" |
627af7ea MK |
335 | fi |
336 | fi | |
337 | ||
287c1a40 MK |
338 | # Enable TUI. |
339 | AC_ARG_ENABLE(tui, | |
d2596e2e | 340 | AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]), |
287c1a40 | 341 | [case $enableval in |
3ca64bd3 | 342 | yes | no | auto) |
287c1a40 MK |
343 | ;; |
344 | *) | |
345 | AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;; | |
3ca64bd3 | 346 | esac],enable_tui=auto) |
287c1a40 | 347 | |
8ee53726 MK |
348 | # Enable gdbtk. |
349 | AC_ARG_ENABLE(gdbtk, | |
d2596e2e | 350 | AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]), |
8ee53726 MK |
351 | [case $enableval in |
352 | yes | no) | |
353 | ;; | |
354 | *) | |
355 | AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;; | |
356 | esac], | |
5062cc19 | 357 | [if test -d $srcdir/gdbtk; then |
8ee53726 MK |
358 | enable_gdbtk=yes |
359 | else | |
360 | enable_gdbtk=no | |
361 | fi]) | |
362 | # We unconditionally disable gdbtk tests on selected platforms. | |
363 | case $host_os in | |
364 | go32* | windows*) | |
365 | AC_MSG_WARN([gdbtk isn't supported on $host; disabling]) | |
366 | enable_gdbtk=no ;; | |
367 | esac | |
368 | ||
05e7c244 JK |
369 | # Libunwind support for ia64. |
370 | ||
371 | AC_ARG_WITH(libunwind-ia64, | |
372 | AS_HELP_STRING([--with-libunwind-ia64], | |
373 | [use libunwind frame unwinding for ia64 targets]),, | |
374 | [with_libunwind_ia64=auto]) | |
375 | ||
376 | # Backward compatibility option. | |
377 | if test "${with_libunwind+set}" = set; then | |
378 | if test x"$with_libunwind_ia64" != xauto; then | |
379 | AC_MSG_ERROR( | |
380 | [option --with-libunwind is deprecated, use --with-libunwind-ia64]) | |
0e5d83e3 | 381 | fi |
05e7c244 JK |
382 | AC_MSG_WARN([option --with-libunwind is deprecated, use --with-libunwind-ia64]) |
383 | with_libunwind_ia64="$with_libunwind" | |
384 | fi | |
385 | ||
386 | case "$with_libunwind_ia64" in | |
387 | yes | no) | |
388 | ;; | |
389 | auto) | |
390 | AC_CHECK_HEADERS(libunwind-ia64.h) | |
391 | with_libunwind_ia64=$ac_cv_header_libunwind_ia64_h | |
392 | ;; | |
393 | *) | |
394 | AC_MSG_ERROR( | |
395 | [bad value $with_libunwind_ia64 for GDB --with-libunwind-ia64 option]) | |
396 | ;; | |
397 | esac | |
398 | ||
399 | if test x"$with_libunwind_ia64" = xyes; then | |
b54a8fd7 | 400 | AC_CHECK_HEADERS(libunwind-ia64.h) |
05e7c244 JK |
401 | if test x"$ac_cv_header_libunwind_ia64_h" != xyes; then |
402 | AC_MSG_ERROR([GDB option --with-libunwind-ia64 requires libunwind-ia64.h]) | |
403 | fi | |
404 | CONFIG_OBS="$CONFIG_OBS ia64-libunwind-tdep.o" | |
405 | CONFIG_DEPS="$CONFIG_DEPS ia64-libunwind-tdep.o" | |
406 | CONFIG_SRCS="$CONFIG_SRCS ia64-libunwind-tdep.c" | |
0e5d83e3 JJ |
407 | fi |
408 | ||
cb01cfba | 409 | opt_curses=no |
d2596e2e | 410 | AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval) |
cb01cfba | 411 | |
76a39ba7 | 412 | prefer_curses=no |
cb01cfba | 413 | if test "$opt_curses" = "yes"; then |
76a39ba7 | 414 | prefer_curses=yes |
cb01cfba JB |
415 | fi |
416 | ||
d28f9cdf DJ |
417 | # Profiling support. |
418 | AC_ARG_ENABLE(profiling, | |
d2596e2e | 419 | AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]), |
d28f9cdf DJ |
420 | [case $enableval in |
421 | yes | no) | |
422 | ;; | |
423 | *) | |
424 | AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;; | |
425 | esac], | |
426 | [enable_profiling=no]) | |
427 | ||
d9feb4e7 | 428 | AC_CHECK_FUNCS(monstartup _mcleanup) |
b0b1c2c0 MK |
429 | AC_CACHE_CHECK([for _etext], ac_cv_var__etext, |
430 | [AC_TRY_LINK( | |
431 | [#include <stdlib.h> | |
432 | extern char _etext; | |
433 | ], | |
434 | [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)]) | |
435 | if test $ac_cv_var__etext = yes; then | |
436 | AC_DEFINE(HAVE__ETEXT, 1, | |
437 | [Define to 1 if your system has the _etext variable. ]) | |
438 | fi | |
01fe12f6 JB |
439 | AC_CACHE_CHECK([for etext], ac_cv_var_etext, |
440 | [AC_TRY_LINK( | |
441 | [#include <stdlib.h> | |
442 | extern char etext; | |
443 | ], | |
444 | [free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)]) | |
445 | if test $ac_cv_var_etext = yes; then | |
446 | AC_DEFINE(HAVE_ETEXT, 1, | |
447 | [Define to 1 if your system has the etext variable. ]) | |
448 | fi | |
d28f9cdf | 449 | if test "$enable_profiling" = yes ; then |
d9feb4e7 DJ |
450 | if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then |
451 | AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup) | |
452 | fi | |
d28f9cdf DJ |
453 | PROFILE_CFLAGS=-pg |
454 | OLD_CFLAGS="$CFLAGS" | |
455 | CFLAGS="$CFLAGS $PROFILE_CFLAGS" | |
456 | ||
d9feb4e7 DJ |
457 | AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg, |
458 | [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes, | |
459 | ac_cv_cc_supports_pg=no)]) | |
d28f9cdf | 460 | |
d9feb4e7 DJ |
461 | if test $ac_cv_cc_supports_pg = no; then |
462 | AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg) | |
463 | fi | |
d28f9cdf DJ |
464 | |
465 | CFLAGS="$OLD_CFLAGS" | |
466 | fi | |
467 | ||
c16158bc JM |
468 | ACX_PKGVERSION([GDB]) |
469 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
470 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
471 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
472 | ||
8bb2c122 MK |
473 | # --------------------- # |
474 | # Checks for programs. # | |
475 | # --------------------- # | |
476 | ||
7a292a7a | 477 | AC_PROG_AWK |
c906108c | 478 | AC_PROG_INSTALL |
8bb2c122 MK |
479 | AC_PROG_LN_S |
480 | AC_PROG_RANLIB | |
481 | AC_PROG_YACC | |
482 | ||
c906108c | 483 | AC_CHECK_TOOL(AR, ar) |
95ca63c4 CF |
484 | AC_CHECK_TOOL(DLLTOOL, dlltool) |
485 | AC_CHECK_TOOL(WINDRES, windres) | |
c906108c | 486 | |
036c3acb TS |
487 | case $host_os in |
488 | gnu*) | |
489 | # Needed for GNU Hurd hosts. | |
490 | AC_CHECK_TOOL(MIG, mig) | |
491 | if test x"$MIG" = x; then | |
492 | AC_MSG_ERROR([MIG not found but required for $host hosts]) | |
493 | fi | |
494 | ;; | |
495 | esac | |
75c6e08a | 496 | |
9a156167 MK |
497 | # ---------------------- # |
498 | # Checks for libraries. # | |
499 | # ---------------------- # | |
500 | ||
501 | # We might need to link with -lm; most simulators need it. | |
502 | AC_CHECK_LIB(m, main) | |
503 | ||
504 | # We need to link with -lw to get `wctype' on Solaris before Solaris | |
505 | # 2.6. Solaris 2.6 and beyond have this function in libc, and have a | |
506 | # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1 | |
507 | # is known to have this problem). Therefore we avoid libw if we can. | |
508 | AC_CHECK_FUNC(wctype, [], | |
509 | [AC_CHECK_LIB(w, wctype)]) | |
510 | ||
c890192f MK |
511 | # Some systems (e.g. Solaris) have `gethostbyname' in libnsl. |
512 | AC_SEARCH_LIBS(gethostbyname, nsl) | |
513 | ||
9a156167 MK |
514 | # Some systems (e.g. Solaris) have `socketpair' in libsocket. |
515 | AC_SEARCH_LIBS(socketpair, socket) | |
516 | ||
233a11ab | 517 | # Link in zlib if we can. This allows us to read compressed debug sections. |
b040ad30 | 518 | AM_ZLIB |
233a11ab | 519 | |
d542061a UW |
520 | # On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c). |
521 | AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl]) | |
522 | ||
6c7a06a3 TT |
523 | AM_ICONV |
524 | ||
478aac75 DE |
525 | # GDB may fork/exec the iconv program to get the list of supported character |
526 | # sets. Allow the user to specify where to find it. | |
527 | # There are several factors affecting the choice of option name: | |
528 | # - There is already --with-libiconv-prefix but we can't use it, it specifies | |
529 | # the build-time location of libiconv files. | |
530 | # - The program we need to find is iconv, which comes with glibc. The user | |
531 | # doesn't necessarily have libiconv installed. Therefore naming this | |
532 | # --with-libiconv-foo feels wrong. | |
533 | # - We want the path to be relocatable, but GDB_AC_DEFINE_RELOCATABLE is | |
534 | # defined to work on directories not files (though it really doesn't know | |
535 | # the difference). | |
536 | # - Calling this --with-iconv-prefix is perceived to cause too much confusion | |
537 | # with --with-libiconv-prefix. | |
538 | # Putting these together is why the option name is --with-iconv-bin. | |
539 | ||
540 | AC_ARG_WITH(iconv-bin, | |
541 | AS_HELP_STRING([--with-iconv-bin=PATH], [specify where to find the iconv program]), | |
542 | [iconv_bin="${withval}" | |
543 | AC_DEFINE_UNQUOTED([ICONV_BIN], ["${iconv_bin}"], | |
544 | [Path of directory of iconv program.]) | |
545 | GDB_AC_DEFINE_RELOCATABLE(ICONV_BIN, iconv, ${iconv_bin}) | |
546 | ]) | |
547 | ||
77f120bf JB |
548 | # On alpha-osf, it appears that libtermcap and libcurses are not compatible. |
549 | # There is a very specific comment in /usr/include/curses.h explaining that | |
550 | # termcap routines built into libcurses must not be used. | |
551 | # | |
552 | # The symptoms we observed so far is GDB unexpectedly changing | |
553 | # the terminal settings when tgetent is called - this is particularly | |
554 | # visible as the output is missing carriage returns, and so rapidly | |
555 | # becomes very hard to read. | |
556 | # | |
557 | # The readline configure script has already decided that libtermcap | |
558 | # was enough for its purposes, and so decided to build readline using | |
559 | # libtermcap. Since the TUI mode requires curses, building GDB with | |
560 | # TUI enabled results in both libraries to be used at the same time, | |
561 | # which is not allowed. This basically means that GDB with TUI is | |
562 | # broken on alpha-osf. | |
563 | ||
564 | case $host_os in | |
6bcc772d RO |
565 | osf* ) |
566 | if test x"$enable_tui" = xyes; then | |
77f120bf JB |
567 | AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host]) |
568 | fi | |
6bcc772d | 569 | if test x"$enable_tui" = xauto; then |
77f120bf JB |
570 | enable_tui=no |
571 | fi | |
572 | ;; | |
573 | esac | |
574 | ||
cb01cfba | 575 | # For the TUI, we need enhanced curses functionality. |
bd8a8e1b | 576 | if test x"$enable_tui" != xno; then |
cb01cfba JB |
577 | prefer_curses=yes |
578 | fi | |
579 | ||
580 | curses_found=no | |
581 | if test x"$prefer_curses" = xyes; then | |
582 | # FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied | |
583 | # curses library because the latter might not provide all the | |
584 | # functionality we need. However, this leads to problems on systems | |
585 | # where the linker searches /usr/local/lib, but the compiler doesn't | |
586 | # search /usr/local/include, if ncurses is installed in /usr/local. A | |
587 | # default installation of ncurses on alpha*-dec-osf* will lead to such | |
588 | # a situation. | |
589 | AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses]) | |
590 | ||
591 | if test "$ac_cv_search_waddstr" != no; then | |
592 | curses_found=yes | |
593 | fi | |
594 | fi | |
595 | ||
77f120bf JB |
596 | # Check whether we should enable the TUI, but only do so if we really |
597 | # can. | |
598 | if test x"$enable_tui" != xno; then | |
599 | if test -d $srcdir/tui; then | |
cb01cfba | 600 | if test "$curses_found" != no; then |
77f120bf JB |
601 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)" |
602 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)" | |
603 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)" | |
604 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)" | |
77f120bf JB |
605 | else |
606 | if test x"$enable_tui" = xyes; then | |
607 | AC_MSG_ERROR([no enhanced curses library found; disable TUI]) | |
608 | else | |
609 | AC_MSG_WARN([no enhanced curses library found; disabling TUI]) | |
610 | fi | |
611 | fi | |
612 | fi | |
613 | fi | |
614 | ||
4f0be353 MK |
615 | # Since GDB uses Readline, we need termcap functionality. In many |
616 | # cases this will be provided by the curses library, but some systems | |
617 | # have a seperate termcap library, or no curses library at all. | |
287c1a40 MK |
618 | |
619 | case $host_os in | |
620 | cygwin*) | |
621 | if test -d $srcdir/libtermcap; then | |
622 | LIBS="../libtermcap/libtermcap.a $LIBS" | |
623 | ac_cv_search_tgetent="../libtermcap/libtermcap.a" | |
624 | fi ;; | |
228a417c | 625 | go32* | *djgpp*) |
287c1a40 MK |
626 | ac_cv_search_tgetent="none required" |
627 | ;; | |
7ef34f2c MM |
628 | *mingw32*) |
629 | ac_cv_search_tgetent="none required" | |
31b060a2 | 630 | CONFIG_OBS="$CONFIG_OBS windows-termcap.o" |
7ef34f2c | 631 | ;; |
287c1a40 MK |
632 | esac |
633 | ||
4f0be353 MK |
634 | # These are the libraries checked by Readline. |
635 | AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses]) | |
287c1a40 MK |
636 | |
637 | if test "$ac_cv_search_tgetent" = no; then | |
638 | AC_MSG_ERROR([no termcap library found]) | |
639 | fi | |
640 | ||
6a30b0a5 AS |
641 | AC_ARG_WITH([system-readline], |
642 | [AS_HELP_STRING([--with-system-readline], | |
643 | [use installed readline library])]) | |
644 | ||
645 | if test "$with_system_readline" = yes; then | |
646 | READLINE=-lreadline | |
647 | READLINE_DEPS= | |
648 | READLINE_CFLAGS= | |
39037522 | 649 | READLINE_TEXI_INCFLAG= |
6a30b0a5 AS |
650 | else |
651 | READLINE='$(READLINE_DIR)/libreadline.a' | |
652 | READLINE_DEPS='$(READLINE)' | |
653 | READLINE_CFLAGS='-I$(READLINE_SRC)/..' | |
39037522 | 654 | READLINE_TEXI_INCFLAG='-I $(READLINE_DIR)' |
6a30b0a5 AS |
655 | fi |
656 | AC_SUBST(READLINE) | |
657 | AC_SUBST(READLINE_DEPS) | |
658 | AC_SUBST(READLINE_CFLAGS) | |
39037522 | 659 | AC_SUBST(READLINE_TEXI_INCFLAG) |
6a30b0a5 | 660 | |
f997c383 SD |
661 | # Generate jit-reader.h |
662 | ||
663 | # This is typedeffed to GDB_CORE_ADDR in jit-reader.h | |
664 | TARGET_PTR= | |
665 | ||
666 | AC_CHECK_SIZEOF(unsigned long long) | |
667 | AC_CHECK_SIZEOF(unsigned long) | |
668 | AC_CHECK_SIZEOF(unsigned __int128) | |
669 | ||
670 | if test "x${ac_cv_sizeof_unsigned_long}" = "x8"; then | |
671 | TARGET_PTR="unsigned long" | |
672 | elif test "x${ac_cv_sizeof_unsigned_long_long}" = "x8"; then | |
673 | TARGET_PTR="unsigned long long" | |
674 | elif test "x${ac_cv_sizeof_unsigned___int128}" = "x16"; then | |
675 | TARGET_PTR="unsigned __int128" | |
676 | else | |
677 | TARGET_PTR="unsigned long" | |
678 | fi | |
679 | ||
680 | AC_SUBST(TARGET_PTR) | |
681 | AC_CONFIG_FILES([jit-reader.h:jit-reader.in]) | |
682 | ||
a2d08b9e SD |
683 | AC_SEARCH_LIBS(dlopen, dl) |
684 | ||
b8e0a31c SD |
685 | GDB_AC_WITH_DIR([JIT_READER_DIR], [jit-reader-dir], |
686 | [directory to load the JIT readers from], | |
687 | [${libdir}/gdb]) | |
688 | ||
5c39566f DJ |
689 | AC_ARG_WITH(expat, |
690 | AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]), | |
691 | [], [with_expat=auto]) | |
692 | AC_MSG_CHECKING([whether to use expat]) | |
693 | AC_MSG_RESULT([$with_expat]) | |
694 | ||
695 | if test "${with_expat}" = no; then | |
696 | AC_MSG_WARN([expat support disabled; some features may be unavailable.]) | |
697 | HAVE_LIBEXPAT=no | |
ca4ca11e | 698 | else |
5c39566f DJ |
699 | AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"], |
700 | [XML_Parser p = XML_ParserCreate (0);]) | |
701 | if test "$HAVE_LIBEXPAT" != yes; then | |
702 | if test "$with_expat" = yes; then | |
703 | AC_MSG_ERROR([expat is missing or unusable]) | |
704 | else | |
705 | AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.]) | |
706 | fi | |
707 | else | |
708 | save_LIBS=$LIBS | |
709 | LIBS="$LIBS $LIBEXPAT" | |
710 | AC_CHECK_FUNCS(XML_StopParser) | |
711 | LIBS=$save_LIBS | |
712 | fi | |
7fa2210b DJ |
713 | fi |
714 | ||
d57a3c85 | 715 | dnl Utility to simplify finding libpython. |
ec685c5e DE |
716 | dnl $1 = pythonX.Y |
717 | dnl $2 = the shell variable to assign the result to | |
718 | dnl If libpython is found we store $version here. | |
719 | dnl $3 = additional flags to add to CPPFLAGS | |
720 | dnl $4 = additional flags to add to LIBS | |
721 | ||
d57a3c85 TJB |
722 | AC_DEFUN([AC_TRY_LIBPYTHON], |
723 | [ | |
724 | version=$1 | |
725 | define([have_libpython_var],$2) | |
ec685c5e DE |
726 | new_CPPFLAGS=$3 |
727 | new_LIBS=$4 | |
d57a3c85 | 728 | AC_MSG_CHECKING([for ${version}]) |
ec685c5e | 729 | save_CPPFLAGS=$CPPFLAGS |
d57a3c85 | 730 | save_LIBS=$LIBS |
ec685c5e DE |
731 | CPPFLAGS="$CPPFLAGS $new_CPPFLAGS" |
732 | LIBS="$LIBS $new_LIBS" | |
733 | found_usable_python=no | |
ac534cba | 734 | AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "Python.h"]], |
d57a3c85 | 735 | [[Py_Initialize ();]]), |
ec685c5e | 736 | [have_libpython_var=${version} |
ac534cba JB |
737 | found_usable_python=yes |
738 | PYTHON_CPPFLAGS=$new_CPPFLAGS | |
739 | PYTHON_LIBS=$new_LIBS]) | |
740 | CPPFLAGS=$save_CPPFLAGS | |
741 | LIBS=$save_LIBS | |
ec685c5e | 742 | AC_MSG_RESULT([${found_usable_python}]) |
d57a3c85 TJB |
743 | ]) |
744 | ||
0c4a4063 DE |
745 | dnl There are several different values for --with-python: |
746 | dnl | |
747 | dnl no - Don't include python support. | |
748 | dnl yes - Include python support, error if it's missing. | |
749 | dnl If we find python in $PATH, use it to fetch configure options, | |
750 | dnl otherwise assume the compiler can find it with no help from us. | |
420697bb | 751 | dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn. |
0c4a4063 DE |
752 | dnl auto - Same as "yes", but if python is missing from the system, |
753 | dnl fall back to "no". | |
754 | dnl /path/to/python/exec-prefix - | |
755 | dnl Use the python located in this directory. | |
756 | dnl If /path/to/python/exec-prefix/bin/python exists, use it to find | |
757 | dnl the compilation parameters. Otherwise use | |
758 | dnl -I/path/to/python/exec-prefix/include, | |
759 | dnl -L/path/to/python/exec-prefix/lib. | |
420697bb | 760 | dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn. |
0c4a4063 DE |
761 | dnl NOTE: This case is historical. It is what was done for 7.0/7.1 |
762 | dnl but is deprecated. | |
763 | dnl /path/to/python/executable - | |
764 | dnl Run python-config.py with this version of python to fetch the | |
765 | dnl compilation parameters. | |
766 | dnl NOTE: This needn't be the real python executable. | |
767 | dnl In a cross-compilation scenario (build != host), this could be | |
768 | dnl a shell script that provides what python-config.py provides for | |
769 | dnl --ldflags, --includes, --exec-prefix. | |
770 | dnl python-executable - | |
771 | dnl Find python-executable in $PATH, and then handle the same as | |
772 | dnl /path/to/python/executable. | |
773 | dnl | |
774 | dnl If a python program is specified, it is used to run python-config.py and | |
775 | dnl is passed --ldflags, --includes, --exec-prefix. | |
776 | ||
d57a3c85 | 777 | AC_ARG_WITH(python, |
0c4a4063 | 778 | AS_HELP_STRING([--with-python@<:@=PYTHON@:>@], [include python support (auto/yes/no/<python-program>)]), |
d57a3c85 TJB |
779 | [], [with_python=auto]) |
780 | AC_MSG_CHECKING([whether to use python]) | |
781 | AC_MSG_RESULT([$with_python]) | |
782 | ||
783 | if test "${with_python}" = no; then | |
784 | AC_MSG_WARN([python support disabled; some features may be unavailable.]) | |
785 | have_libpython=no | |
786 | else | |
787 | case "${with_python}" in | |
8c85a4e2 | 788 | [[\\/]]* | ?:[[\\/]]*) |
ec685c5e DE |
789 | if test -d ${with_python}; then |
790 | # Assume the python binary is ${with_python}/bin/python. | |
ec685c5e | 791 | python_prog="${with_python}/bin/python" |
0c4a4063 | 792 | python_prefix= |
9c4ea6c5 JB |
793 | # If python does not exit ${with_python}/bin, then try in |
794 | # ${with_python}. On Windows/MinGW, this is where the Python | |
795 | # executable is. | |
796 | if test ! -x "${python_prog}"; then | |
797 | python_prog="${with_python}/python" | |
798 | python_prefix= | |
799 | fi | |
e7a30f46 | 800 | if test ! -x "${python_prog}"; then |
ec685c5e DE |
801 | # Fall back to gdb 7.0/7.1 behaviour. |
802 | python_prog=missing | |
0c4a4063 | 803 | python_prefix=${with_python} |
ec685c5e | 804 | fi |
e7a30f46 | 805 | elif test -x "${with_python}"; then |
ec685c5e DE |
806 | # While we can't run python compiled for $host (unless host == build), |
807 | # the user could write a script that provides the needed information, | |
808 | # so we support that. | |
ec685c5e | 809 | python_prog=${with_python} |
0c4a4063 | 810 | python_prefix= |
ec685c5e DE |
811 | else |
812 | AC_ERROR(invalid value for --with-python) | |
813 | fi | |
d57a3c85 | 814 | ;; |
ec685c5e DE |
815 | */*) |
816 | # Disallow --with-python=foo/bar. | |
d57a3c85 TJB |
817 | AC_ERROR(invalid value for --with-python) |
818 | ;; | |
ec685c5e DE |
819 | *) |
820 | # The user has either specified auto, yes, or the name of the python | |
821 | # program assumed to be in $PATH. | |
822 | python_prefix= | |
823 | case "${with_python}" in | |
824 | yes | auto) | |
825 | if test ${build} = ${host}; then | |
826 | AC_PATH_PROG(python_prog_path, python, missing) | |
827 | if test "${python_prog_path}" = missing; then | |
828 | python_prog=missing | |
829 | else | |
830 | python_prog=${python_prog_path} | |
831 | fi | |
832 | else | |
833 | # Not much we can do except assume the cross-compiler will find the | |
834 | # right files. | |
835 | python_prog=missing | |
836 | fi | |
837 | ;; | |
838 | *) | |
839 | # While we can't run python compiled for $host (unless host == build), | |
840 | # the user could write a script that provides the needed information, | |
841 | # so we support that. | |
842 | python_prog="${with_python}" | |
843 | AC_PATH_PROG(python_prog_path, ${python_prog}, missing) | |
844 | if test "${python_prog_path}" = missing; then | |
845 | AC_ERROR(unable to find python program ${python_prog}) | |
846 | fi | |
847 | ;; | |
848 | esac | |
d57a3c85 TJB |
849 | esac |
850 | ||
ec685c5e | 851 | if test "${python_prog}" != missing; then |
e7a30f46 DE |
852 | # We have a python program to use, but it may be too old. |
853 | # Don't flag an error for --with-python=auto (the default). | |
854 | have_python_config=yes | |
ec685c5e DE |
855 | python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes` |
856 | if test $? != 0; then | |
e7a30f46 DE |
857 | have_python_config=failed |
858 | if test "${with_python}" != auto; then | |
859 | AC_ERROR(failure running python-config --includes) | |
860 | fi | |
d57a3c85 | 861 | fi |
ec685c5e DE |
862 | python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags` |
863 | if test $? != 0; then | |
e7a30f46 DE |
864 | have_python_config=failed |
865 | if test "${with_python}" != auto; then | |
866 | AC_ERROR(failure running python-config --ldflags) | |
867 | fi | |
ec685c5e | 868 | fi |
0c4a4063 DE |
869 | python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix` |
870 | if test $? != 0; then | |
e7a30f46 DE |
871 | have_python_config=failed |
872 | if test "${with_python}" != auto; then | |
873 | AC_ERROR(failure running python-config --exec-prefix) | |
874 | fi | |
0c4a4063 | 875 | fi |
ec685c5e | 876 | else |
ac534cba JB |
877 | # We do not have a python executable we can use to determine where |
878 | # to find the Python headers and libs. We cannot guess the include | |
879 | # path from the python_prefix either, because that include path | |
880 | # depends on the Python version. So, there is nothing much we can | |
881 | # do except assume that the compiler will be able to find those files. | |
882 | python_includes= | |
883 | python_libs= | |
0c4a4063 | 884 | have_python_config=no |
d57a3c85 | 885 | fi |
ec685c5e | 886 | |
ec685c5e DE |
887 | # If we have python-config, only try the configuration it provides. |
888 | # Otherwise fallback on the old way of trying different versions of | |
889 | # python in turn. | |
890 | ||
891 | have_libpython=no | |
892 | if test "${have_python_config}" = yes; then | |
c1039e3c JB |
893 | # Determine the Python version by extracting "-lpython<version>" |
894 | # part of the python_libs. <version> is usually X.Y with X and Y | |
895 | # being decimal numbers, but can also be XY (seen on Windows). | |
896 | # | |
897 | # The extraction is performed using sed with a regular expression. | |
898 | # Initially, the regexp used was using the '?' quantifier to make | |
899 | # the dot in the version number optional. Unfortunately, this | |
900 | # does not work with non-GNU versions of sed because, because of | |
901 | # what looks like a limitation (the '?' quantifier does not work | |
902 | # with back-references). We work around this limitation by using | |
903 | # the '*' quantifier instead. It means that, in theory, we might | |
904 | # match unexpected version strings such as "-lpython2..7", but | |
905 | # this seems unlikely in practice. And even if that happens, | |
906 | # an error will be triggered later on, when checking that version | |
907 | # number. | |
ec685c5e | 908 | python_version=`echo " ${python_libs} " \ |
c1039e3c | 909 | | sed -e 's,^.* -l\(python[[0-9]]*[[.]]*[[0-9]]*\).*$,\1,'` |
0c4a4063 DE |
910 | case "${python_version}" in |
911 | python*) | |
ec685c5e DE |
912 | AC_TRY_LIBPYTHON(${python_version}, have_libpython, |
913 | ${python_includes}, ${python_libs}) | |
0c4a4063 DE |
914 | ;; |
915 | *) | |
ec685c5e | 916 | AC_MSG_ERROR([unable to determine python version from ${python_libs}]) |
0c4a4063 DE |
917 | ;; |
918 | esac | |
e7a30f46 | 919 | elif test "${have_python_config}" != failed; then |
420697bb TT |
920 | if test "${have_libpython}" = no; then |
921 | AC_TRY_LIBPYTHON(python2.7, have_libpython, | |
922 | ${python_includes}, "${python_libs} -lpython2.7") | |
923 | fi | |
ec685c5e DE |
924 | if test "${have_libpython}" = no; then |
925 | AC_TRY_LIBPYTHON(python2.6, have_libpython, | |
926 | ${python_includes}, "${python_libs} -lpython2.6") | |
927 | fi | |
928 | if test ${have_libpython} = no; then | |
929 | AC_TRY_LIBPYTHON(python2.5, have_libpython, | |
930 | ${python_includes}, "${python_libs} -lpython2.5") | |
931 | fi | |
932 | if test ${have_libpython} = no; then | |
933 | AC_TRY_LIBPYTHON(python2.4, have_libpython, | |
934 | ${python_includes}, "${python_libs} -lpython2.4") | |
d57a3c85 TJB |
935 | fi |
936 | fi | |
9c4ea6c5 | 937 | if test "${have_libpython}" = python2.7 -o "${have_libpython}" = python27; then |
11763c18 | 938 | AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.]) |
9c4ea6c5 | 939 | elif test "${have_libpython}" = python2.6 -o "${have_libpython}" = python26; then |
ec685c5e | 940 | AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.]) |
9c4ea6c5 | 941 | elif test "${have_libpython}" = python2.5 -o "${have_libpython}" = python25; then |
ec685c5e | 942 | AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.]) |
9c4ea6c5 | 943 | elif test "${have_libpython}" = python2.4 -o "${have_libpython}" = python24; then |
ec685c5e DE |
944 | AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.]) |
945 | fi | |
946 | ||
947 | if test "${have_libpython}" = no; then | |
d57a3c85 TJB |
948 | case "${with_python}" in |
949 | yes) | |
950 | AC_MSG_ERROR([python is missing or unusable]) | |
951 | ;; | |
952 | auto) | |
953 | AC_MSG_WARN([python is missing or unusable; some features may be unavailable.]) | |
954 | ;; | |
955 | *) | |
956 | AC_MSG_ERROR([no usable python found at ${with_python}]) | |
957 | ;; | |
958 | esac | |
0c4a4063 DE |
959 | else |
960 | if test -n "${python_prefix}"; then | |
961 | AC_DEFINE_UNQUOTED(WITH_PYTHON_PATH, "${python_prefix}", | |
962 | [Define if --with-python provides a path, either directly or via python-config.py --exec-prefix.]) | |
963 | GDB_AC_DEFINE_RELOCATABLE(PYTHON_PATH, python, ${python_prefix}) | |
964 | fi | |
d57a3c85 TJB |
965 | fi |
966 | fi | |
967 | ||
ec685c5e | 968 | if test "${have_libpython}" != no; then |
d57a3c85 TJB |
969 | AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.]) |
970 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)" | |
971 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)" | |
972 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)" | |
94f7449c | 973 | CONFIG_INSTALL="$CONFIG_INSTALL install-python" |
d57a3c85 TJB |
974 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)" |
975 | ||
976 | # Flags needed to compile Python code (taken from python-config --cflags). | |
977 | # We cannot call python-config directly because it will output whatever was | |
978 | # used when compiling the Python interpreter itself, including flags which | |
979 | # would make the python-related objects be compiled differently from the | |
980 | # rest of GDB (e.g., -O2 and -fPIC). | |
981 | if test "${GCC}" = yes; then | |
982 | tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv" | |
983 | fi | |
984 | ||
985 | if test "x${tentative_python_cflags}" != x; then | |
986 | AC_MSG_CHECKING(compiler flags for python code) | |
987 | for flag in ${tentative_python_cflags}; do | |
988 | # Check that the compiler accepts it | |
989 | saved_CFLAGS="$CFLAGS" | |
990 | CFLAGS="$CFLAGS $flag" | |
991 | AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",) | |
992 | CFLAGS="$saved_CFLAGS" | |
993 | done | |
994 | AC_MSG_RESULT(${PYTHON_CFLAGS}) | |
995 | fi | |
043b6510 JB |
996 | |
997 | # On IRIX, type siginfo is not defined. Instead, sys/siginfo.h provides: | |
998 | # #if _SGIAPI | |
999 | # #define siginfo __siginfo | |
1000 | # #endif | |
1001 | # The problem is that including Python causes some XOPEN macros to be | |
1002 | # unilaterally defined, and that in turn causes _SGIAPI to evaluate | |
1003 | # to false. So, we work around this issue by defining siginfo ourself | |
1004 | # though the command-line. | |
c83393b9 JB |
1005 | # |
1006 | # On x64 Windows, Python's include headers, and pyconfig.h in | |
1007 | # particular, rely on MS_WIN64 macro to detect that it's a 64bit | |
1008 | # version of Windows. Unfortunately, MS_WIN64 is only defined if | |
1009 | # _MSC_VER, a Microsoft-specific macro, is defined. So, when | |
1010 | # building on x64 Windows with GCC, we define MS_WIN64 ourselves. | |
1011 | # The issue was reported to the Python community, but still isn't | |
1012 | # solved as of 2012-10-02 (http://bugs.python.org/issue4709). | |
1013 | ||
043b6510 JB |
1014 | case "$gdb_host" in |
1015 | irix*) if test "${GCC}" = yes; then | |
1016 | CPPFLAGS="$CPPFLAGS -Dsiginfo=__siginfo" | |
1017 | fi | |
1018 | ;; | |
c83393b9 JB |
1019 | mingw64) |
1020 | if test "${GCC}" = yes; then | |
1021 | CPPFLAGS="$CPPFLAGS -DMS_WIN64" | |
1022 | fi | |
1023 | ;; | |
043b6510 | 1024 | esac |
a8db4212 YPK |
1025 | |
1026 | # Note that "python -m threading" cannot be used to check for | |
1027 | # threading support due to a bug in Python 2.7.3 | |
1028 | # (http://bugs.python.org/issue15567). | |
1029 | AC_MSG_CHECKING(whether python supports threads) | |
1030 | saved_CPPFLAGS="${CPPFLAGS}" | |
1031 | CPPFLAGS="${PYTHON_CPPFLAGS}" | |
1032 | # Note that the test is reversed so that python_has_threads=yes on | |
1033 | # unexpected failures. | |
1034 | AC_PREPROC_IFELSE(AC_LANG_SOURCE([[ | |
1035 | #include <Python.h> | |
1036 | #ifdef WITH_THREAD | |
1037 | # error | |
1038 | #endif | |
1039 | ]]), [python_has_threads=no], [python_has_threads=yes]) | |
1040 | AC_MSG_RESULT(${python_has_threads}) | |
1041 | CPPFLAGS="${saved_CPPFLAGS}" | |
d57a3c85 | 1042 | else |
a08702d6 | 1043 | # Even if Python support is not compiled in, we need to have these files |
88a1906b DE |
1044 | # included. |
1045 | CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o py-auto-load.o" | |
1046 | CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c \ | |
1047 | python/py-prettyprint.c python/py-auto-load.c" | |
d57a3c85 TJB |
1048 | fi |
1049 | AC_SUBST(PYTHON_CFLAGS) | |
ac534cba JB |
1050 | AC_SUBST(PYTHON_CPPFLAGS) |
1051 | AC_SUBST(PYTHON_LIBS) | |
d57a3c85 | 1052 | |
a8db4212 YPK |
1053 | # Enable -lmcheck by default (it provides cheap-enough memory mangling), |
1054 | # but turn it off if Python is enabled with threads, since -lmcheck is | |
1055 | # not thread safe (http://sourceware.org/bugzilla/show_bug.cgi?id=9939), | |
1056 | # and for releases. | |
17ef446e PA |
1057 | if test \( "${have_libpython}" = "no" -o "${python_has_threads}" = "no" \) \ |
1058 | && $development; then | |
1059 | libmcheck_default=yes | |
1060 | else | |
1061 | libmcheck_default=no | |
a8db4212 | 1062 | fi |
17ef446e | 1063 | GDB_AC_LIBMCHECK(${libmcheck_default}) |
a8db4212 | 1064 | |
17ef446e PA |
1065 | if test "$ENABLE_LIBMCHECK" = "yes" \ |
1066 | -a "${have_libpython}" != "no" \ | |
1067 | -a "${python_has_threads}" = "yes" ; then | |
1068 | AC_MSG_WARN(--enable-libmcheck may lead to spurious crashes if threads are used in python) | |
a8db4212 YPK |
1069 | fi |
1070 | ||
5ee754fc MK |
1071 | # ------------------------- # |
1072 | # Checks for header files. # | |
1073 | # ------------------------- # | |
c906108c | 1074 | |
9608ab8b | 1075 | AC_HEADER_DIRENT |
c906108c | 1076 | AC_HEADER_STDC |
a9322a30 | 1077 | # elf_hp.h is for HP/UX 64-bit shared library support. |
8658d16d | 1078 | AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h sys/socket.h proc_service.h \ |
8775fd2d | 1079 | thread_db.h signal.h stddef.h \ |
a9322a30 TT |
1080 | stdlib.h string.h memory.h strings.h sys/fault.h \ |
1081 | sys/file.h sys/filio.h sys/ioctl.h sys/param.h \ | |
1082 | sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \ | |
1083 | sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \ | |
1084 | sys/types.h sys/wait.h wait.h termios.h termio.h \ | |
e68227b9 | 1085 | sgtty.h unistd.h elf_hp.h locale.h \ |
614c279d | 1086 | dlfcn.h sys/un.h linux/perf_event.h]) |
7cb9022a MK |
1087 | AC_CHECK_HEADERS(link.h, [], [], |
1088 | [#if HAVE_SYS_TYPES_H | |
1089 | # include <sys/types.h> | |
1090 | #endif | |
1091 | #if HAVE_NLIST_H | |
1092 | # include <nlist.h> | |
1093 | #endif | |
1094 | ]) | |
7cb9022a MK |
1095 | AC_CHECK_HEADERS(sys/proc.h, [], [], |
1096 | [#if HAVE_SYS_PARAM_H | |
1097 | # include <sys/param.h> | |
1098 | #endif | |
1099 | ]) | |
7cb9022a MK |
1100 | AC_CHECK_HEADERS(sys/user.h, [], [], |
1101 | [#if HAVE_SYS_PARAM_H | |
1102 | # include <sys/param.h> | |
1103 | #endif | |
1104 | ]) | |
5ee754fc | 1105 | |
b1d19a62 | 1106 | # On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash |
5ee754fc MK |
1107 | # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to |
1108 | # think that we don't have <curses.h> if we're using GCC. | |
1109 | case $host_os in | |
b1d19a62 | 1110 | solaris2.[[789]]) |
5ee754fc MK |
1111 | if test "$GCC" = yes; then |
1112 | AC_DEFINE(_MSE_INT_H, 1, | |
ba1e897e EZ |
1113 | [Define to 1 to avoid a clash between <widec.h> and <wchar.h> on |
1114 | Solaris 2.[789] when using GCC. ]) | |
5ee754fc MK |
1115 | fi ;; |
1116 | esac | |
a9322a30 | 1117 | AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h) |
c401b55a MK |
1118 | AC_CHECK_HEADERS(term.h, [], [], |
1119 | [#if HAVE_CURSES_H | |
1120 | # include <curses.h> | |
1121 | #endif | |
1122 | ]) | |
5ee754fc | 1123 | |
b9362cc7 AC |
1124 | # ------------------------- # |
1125 | # Checks for declarations. # | |
1126 | # ------------------------- # | |
1127 | ||
a9322a30 TT |
1128 | AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt, |
1129 | snprintf, vsnprintf]) | |
a8111142 | 1130 | AM_LC_MESSAGES |
b9362cc7 | 1131 | |
666ec76f MK |
1132 | # ----------------------- # |
1133 | # Checks for structures. # | |
1134 | # ----------------------- # | |
1135 | ||
a9322a30 | 1136 | AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize]) |
666ec76f | 1137 | |
5ee754fc MK |
1138 | # ------------------ # |
1139 | # Checks for types. # | |
1140 | # ------------------ # | |
c906108c | 1141 | |
5ee754fc | 1142 | AC_TYPE_SIGNAL |
f9f87d2c MK |
1143 | AC_CHECK_TYPES(socklen_t, [], [], |
1144 | [#include <sys/types.h> | |
1145 | #include <sys/socket.h> | |
1146 | ]) | |
5ee754fc MK |
1147 | |
1148 | # ------------------------------------- # | |
1149 | # Checks for compiler characteristics. # | |
1150 | # ------------------------------------- # | |
c906108c SS |
1151 | |
1152 | AC_C_CONST | |
bce58c09 | 1153 | AC_C_INLINE |
9b913628 | 1154 | AC_C_BIGENDIAN |
c906108c | 1155 | |
5ee754fc MK |
1156 | # ------------------------------ # |
1157 | # Checks for library functions. # | |
1158 | # ------------------------------ # | |
1159 | ||
c906108c | 1160 | AC_FUNC_ALLOCA |
97bf5e38 | 1161 | AC_FUNC_MMAP |
46711df8 | 1162 | AC_FUNC_VFORK |
7313baad | 1163 | AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid getgid \ |
b9e7b9c3 | 1164 | pipe poll pread pread64 pwrite readlink resize_term \ |
7313baad | 1165 | sbrk setpgid setpgrp setsid \ |
a9322a30 | 1166 | sigaction sigprocmask sigsetmask socketpair syscall \ |
110ed339 | 1167 | ttrace wborder wresize setlocale iconvlist libiconvlist btowc \ |
614c279d | 1168 | setrlimit getrlimit posix_madvise waitpid lstat \ |
b08ee99f | 1169 | fdwalk pipe2 ptrace64]) |
6c7a06a3 | 1170 | AM_LANGINFO_CODESET |
97bf5e38 | 1171 | |
086ec9eb MK |
1172 | # Check the return and argument types of ptrace. No canned test for |
1173 | # this, so roll our own. | |
1174 | gdb_ptrace_headers=' | |
1175 | #if HAVE_SYS_TYPES_H | |
1176 | # include <sys/types.h> | |
1177 | #endif | |
1178 | #if HAVE_SYS_PTRACE_H | |
1179 | # include <sys/ptrace.h> | |
1180 | #endif | |
1181 | #if HAVE_UNISTD_H | |
1182 | # include <unistd.h> | |
1183 | #endif | |
1184 | ' | |
1185 | # There is no point in checking if we don't have a prototype. | |
a3828db0 | 1186 | AC_CHECK_DECLS(ptrace, [], [ |
086ec9eb MK |
1187 | : ${gdb_cv_func_ptrace_ret='int'} |
1188 | : ${gdb_cv_func_ptrace_args='int,int,long,long'} | |
1189 | ], $gdb_ptrace_headers) | |
064ef605 DJ |
1190 | # Check return type. Varargs (used on GNU/Linux) conflict with the |
1191 | # empty argument list, so check for that explicitly. | |
086ec9eb MK |
1192 | AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret, |
1193 | AC_TRY_COMPILE($gdb_ptrace_headers, | |
064ef605 DJ |
1194 | [extern long ptrace (enum __ptrace_request, ...);], |
1195 | gdb_cv_func_ptrace_ret='long', | |
1196 | AC_TRY_COMPILE($gdb_ptrace_headers, | |
1197 | [extern int ptrace ();], | |
1198 | gdb_cv_func_ptrace_ret='int', | |
1199 | gdb_cv_func_ptrace_ret='long'))) | |
086ec9eb MK |
1200 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret, |
1201 | [Define as the return type of ptrace.]) | |
1202 | # Check argument types. | |
1203 | AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [ | |
064ef605 DJ |
1204 | AC_TRY_COMPILE($gdb_ptrace_headers, |
1205 | [extern long ptrace (enum __ptrace_request, ...);], | |
1206 | [gdb_cv_func_ptrace_args='int,int,long,long'],[ | |
086ec9eb MK |
1207 | for gdb_arg1 in 'int' 'long'; do |
1208 | for gdb_arg2 in 'pid_t' 'int' 'long'; do | |
5ed10e6e | 1209 | for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do |
96d7229d | 1210 | for gdb_arg4 in 'int' 'long' 'void *'; do |
086ec9eb MK |
1211 | AC_TRY_COMPILE($gdb_ptrace_headers, [ |
1212 | extern $gdb_cv_func_ptrace_ret | |
1213 | ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4); | |
1214 | ], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4"; | |
1215 | break 4;]) | |
1216 | for gdb_arg5 in 'int *' 'int' 'long'; do | |
1217 | AC_TRY_COMPILE($gdb_ptrace_headers, [ | |
1218 | extern $gdb_cv_func_ptrace_ret | |
1219 | ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5); | |
1220 | ], [ | |
1221 | gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5"; | |
1222 | break 5;]) | |
1223 | done | |
1224 | done | |
1225 | done | |
1226 | done | |
1227 | done | |
1228 | # Provide a safe default value. | |
1229 | : ${gdb_cv_func_ptrace_args='int,int,long,long'} | |
064ef605 | 1230 | ])]) |
086ec9eb MK |
1231 | ac_save_IFS=$IFS; IFS=',' |
1232 | set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'` | |
1233 | IFS=$ac_save_IFS | |
1234 | shift | |
64218d3e | 1235 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3], |
086ec9eb | 1236 | [Define to the type of arg 3 for ptrace.]) |
96d7229d LM |
1237 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG4, $[4], |
1238 | [Define to the type of arg 4 for ptrace.]) | |
086ec9eb | 1239 | if test -n "$[5]"; then |
64218d3e | 1240 | AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5], |
086ec9eb MK |
1241 | [Define to the type of arg 5 for ptrace.]) |
1242 | fi | |
1243 | ||
72473524 DJ |
1244 | dnl AC_FUNC_SETPGRP does not work when cross compiling |
1245 | dnl Instead, assume we will have a prototype for setpgrp if cross compiling. | |
1246 | if test "$cross_compiling" = no; then | |
1247 | AC_FUNC_SETPGRP | |
1248 | else | |
1249 | AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void, | |
1250 | [AC_TRY_COMPILE([ | |
1251 | #include <unistd.h> | |
1252 | ], [ | |
1253 | if (setpgrp(1,1) == -1) | |
1254 | exit (0); | |
1255 | else | |
1256 | exit (1); | |
1257 | ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)]) | |
1258 | if test $ac_cv_func_setpgrp_void = yes; then | |
1259 | AC_DEFINE(SETPGRP_VOID, 1) | |
1260 | fi | |
1261 | fi | |
c906108c | 1262 | |
2b2d558c MK |
1263 | # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do |
1264 | # since sigsetjmp might only be defined as a macro. | |
1265 | AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp, | |
1266 | [AC_TRY_COMPILE([ | |
1267 | #include <setjmp.h> | |
1268 | ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);], | |
1269 | gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)]) | |
1270 | if test $gdb_cv_func_sigsetjmp = yes; then | |
1271 | AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ]) | |
1272 | fi | |
1273 | ||
06825bd1 MK |
1274 | # Assume we'll default to using the included libiberty regex. |
1275 | gdb_use_included_regex=yes | |
1276 | ||
1277 | # However, if the system regex is GNU regex, then default to *not* | |
1278 | # using the included regex. | |
1279 | AC_CACHE_CHECK( | |
1280 | [for GNU regex], | |
1281 | [gdb_cv_have_gnu_regex], | |
1282 | [AC_TRY_COMPILE( | |
1283 | [#include <gnu-versions.h>], | |
1284 | [#define REGEX_INTERFACE_VERSION 1 | |
1285 | #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION | |
1286 | # error "Version mismatch" | |
1287 | #endif], | |
1288 | gdb_cv_have_gnu_regex=yes, | |
1289 | gdb_cv_have_gnu_regex=no)]) | |
1290 | if test $gdb_cv_have_gnu_regex = yes; then | |
1291 | gdb_use_included_regex=no | |
1292 | fi | |
1293 | ||
1294 | AC_ARG_WITH(included-regex, | |
d2596e2e | 1295 | AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]), |
06825bd1 MK |
1296 | gdb_with_regex=$withval, |
1297 | gdb_with_regex=$gdb_use_included_regex) | |
1298 | if test "$gdb_with_regex" = yes; then | |
1299 | AC_DEFINE(USE_INCLUDED_REGEX, 1, | |
1300 | [Define to 1 if the regex included in libiberty should be used.]) | |
1301 | fi | |
1302 | ||
5c45e068 MK |
1303 | # Check if <sys/proc.h> defines `struct thread' with a td_pcb member. |
1304 | AC_CHECK_MEMBERS([struct thread.td_pcb], [], [], | |
1305 | [#include <sys/param.h> | |
1306 | #include <sys/proc.h> | |
1307 | ]) | |
70f9f479 | 1308 | |
da7d81e3 NW |
1309 | # See if <sys/lwp.h> defines `struct lwp`. |
1310 | AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp, | |
1311 | [AC_TRY_COMPILE([#include <sys/param.h> | |
1312 | #include <sys/lwp.h>], [struct lwp l;], | |
1313 | gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)]) | |
1314 | if test $gdb_cv_struct_lwp = yes; then | |
1315 | AC_DEFINE(HAVE_STRUCT_LWP, 1, | |
1316 | [Define to 1 if your system has struct lwp.]) | |
1317 | fi | |
1318 | ||
78434e59 MK |
1319 | # See if <machine/reg.h> degines `struct reg'. |
1320 | AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg, | |
1321 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1322 | #include <machine/reg.h>], [struct reg r;], | |
1323 | gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)]) | |
1324 | if test $gdb_cv_struct_reg = yes; then | |
1325 | AC_DEFINE(HAVE_STRUCT_REG, 1, | |
1326 | [Define to 1 if your system has struct reg in <machine/reg.h>.]) | |
1327 | fi | |
1328 | ||
0afdd437 | 1329 | # See if <machine/reg.h> supports the %fs and %gs i386 segment registers. |
7dfa765c | 1330 | # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'. |
5c45e068 MK |
1331 | AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [], |
1332 | [#include <machine/reg.h>]) | |
7dfa765c | 1333 | |
6fea9e18 L |
1334 | # See if <sys/user.h> supports the %fs_base and %gs_bas amd64 segment registers. |
1335 | # Older amd64 Linux's don't have the fs_base and gs_base members of | |
1336 | # `struct user_regs_struct'. | |
1337 | AC_CHECK_MEMBERS([struct user_regs_struct.fs_base, struct user_regs_struct.gs_base], | |
1338 | [], [], [#include <sys/user.h>]) | |
1339 | ||
0afdd437 | 1340 | # See if <sys/ptrace.h> provides the PTRACE_GETREGS request. |
f60300e7 MK |
1341 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
1342 | AC_CACHE_VAL(gdb_cv_have_ptrace_getregs, | |
1343 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
1344 | [PTRACE_GETREGS;], | |
1345 | [gdb_cv_have_ptrace_getregs=yes], | |
1346 | [gdb_cv_have_ptrace_getregs=no])]) | |
1347 | AC_MSG_RESULT($gdb_cv_have_ptrace_getregs) | |
1348 | if test $gdb_cv_have_ptrace_getregs = yes; then | |
60ca704f SE |
1349 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
1350 | [Define if sys/ptrace.h defines the PTRACE_GETREGS request.]) | |
f60300e7 MK |
1351 | fi |
1352 | ||
0afdd437 | 1353 | # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request. |
6ce2ac0b MK |
1354 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) |
1355 | AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs, | |
5c44784c | 1356 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], |
6ce2ac0b MK |
1357 | [PTRACE_GETFPXREGS;], |
1358 | [gdb_cv_have_ptrace_getfpxregs=yes], | |
1359 | [gdb_cv_have_ptrace_getfpxregs=no])]) | |
1360 | AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs) | |
1361 | if test $gdb_cv_have_ptrace_getfpxregs = yes; then | |
60ca704f SE |
1362 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
1363 | [Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.]) | |
5c44784c JM |
1364 | fi |
1365 | ||
0afdd437 MK |
1366 | # See if <sys/ptrace.h> provides the PT_GETDBREGS request. |
1367 | AC_MSG_CHECKING(for PT_GETDBREGS) | |
1368 | AC_CACHE_VAL(gdb_cv_have_pt_getdbregs, | |
1369 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1370 | #include <sys/ptrace.h>], | |
1371 | [PT_GETDBREGS;], | |
1372 | [gdb_cv_have_pt_getdbregs=yes], | |
1373 | [gdb_cv_have_pt_getdbregs=no])]) | |
1374 | AC_MSG_RESULT($gdb_cv_have_pt_getdbregs) | |
1375 | if test $gdb_cv_have_pt_getdbregs = yes; then | |
60ca704f SE |
1376 | AC_DEFINE(HAVE_PT_GETDBREGS, 1, |
1377 | [Define if sys/ptrace.h defines the PT_GETDBREGS request.]) | |
0afdd437 MK |
1378 | fi |
1379 | ||
7e89e357 JT |
1380 | # See if <sys/ptrace.h> provides the PT_GETXMMREGS request. |
1381 | AC_MSG_CHECKING(for PT_GETXMMREGS) | |
1382 | AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs, | |
1383 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1384 | #include <sys/ptrace.h>], | |
1385 | [PT_GETXMMREGS;], | |
1386 | [gdb_cv_have_pt_getxmmregs=yes], | |
1387 | [gdb_cv_have_pt_getxmmregs=no])]) | |
1388 | AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs) | |
1389 | if test $gdb_cv_have_pt_getxmmregs = yes; then | |
60ca704f SE |
1390 | AC_DEFINE(HAVE_PT_GETXMMREGS, 1, |
1391 | [Define if sys/ptrace.h defines the PT_GETXMMREGS request.]) | |
7e89e357 JT |
1392 | fi |
1393 | ||
05b4bd79 | 1394 | # Detect which type of /proc is in use, such as for Solaris. |
c906108c SS |
1395 | |
1396 | if test "${target}" = "${host}"; then | |
1397 | case "${host}" in | |
7b00db47 | 1398 | *-*-sysv4.2* | *-*-sysv5* ) |
60ca704f SE |
1399 | AC_DEFINE(NEW_PROC_API, 1, |
1400 | [Define if you want to use new multi-fd /proc interface | |
1401 | (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).]) | |
c3f6f71d | 1402 | ;; |
c162e8c9 | 1403 | *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*) |
60ca704f SE |
1404 | AC_DEFINE(NEW_PROC_API, 1, |
1405 | [Define if you want to use new multi-fd /proc interface | |
1406 | (replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).]) | |
c3f6f71d | 1407 | ;; |
c960c18f AC |
1408 | mips-sgi-irix5*) |
1409 | # Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5. | |
60ca704f SE |
1410 | AC_DEFINE([_KMEMUSER], 1, |
1411 | [Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works | |
1412 | around a <sys/proc.h> problem on IRIX 5.]) | |
c960c18f | 1413 | ;; |
c906108c | 1414 | esac |
c906108c SS |
1415 | fi |
1416 | ||
1417 | if test "$ac_cv_header_sys_procfs_h" = yes; then | |
1418 | BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t) | |
1419 | BFD_HAVE_SYS_PROCFS_TYPE(prrun_t) | |
1420 | BFD_HAVE_SYS_PROCFS_TYPE(gregset_t) | |
1421 | BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t) | |
83d37ec8 MK |
1422 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) |
1423 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) | |
23e04971 MS |
1424 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t) |
1425 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t) | |
83d37ec8 MK |
1426 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) |
1427 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
596c9d4b KB |
1428 | BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t) |
1429 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t) | |
1430 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t) | |
1431 | BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t) | |
c906108c | 1432 | |
23e04971 | 1433 | |
d84dd0c5 MK |
1434 | dnl Check for broken prfpregset_t type |
1435 | ||
1436 | dnl For Linux/i386, glibc 2.1.3 was released with a bogus | |
1437 | dnl prfpregset_t type (it's a typedef for the pointer to a struct | |
1438 | dnl instead of the struct itself). We detect this here, and work | |
a3007b6f | 1439 | dnl around it in gdb_proc_service.h. |
d84dd0c5 MK |
1440 | |
1441 | if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then | |
1442 | AC_MSG_CHECKING(whether prfpregset_t type is broken) | |
1443 | AC_CACHE_VAL(gdb_cv_prfpregset_t_broken, | |
1444 | [AC_TRY_RUN([#include <sys/procfs.h> | |
1445 | int main () | |
1446 | { | |
1447 | if (sizeof (prfpregset_t) == sizeof (void *)) | |
1448 | return 1; | |
1449 | return 0; | |
1450 | }], | |
1451 | gdb_cv_prfpregset_t_broken=no, | |
1452 | gdb_cv_prfpregset_t_broken=yes, | |
1453 | gdb_cv_prfpregset_t_broken=yes)]) | |
1454 | AC_MSG_RESULT($gdb_cv_prfpregset_t_broken) | |
1455 | if test $gdb_cv_prfpregset_t_broken = yes; then | |
60ca704f SE |
1456 | AC_DEFINE(PRFPREGSET_T_BROKEN, 1, |
1457 | [Define if the prfpregset_t type is broken.]) | |
d84dd0c5 MK |
1458 | fi |
1459 | fi | |
1460 | ||
c906108c SS |
1461 | dnl Check for PIOCSET ioctl entry |
1462 | ||
1463 | AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h) | |
1464 | AC_CACHE_VAL(gdb_cv_have_procfs_piocset, | |
1465 | [AC_TRY_COMPILE([#include <unistd.h> | |
1466 | #include <sys/types.h> | |
1467 | #include <sys/procfs.h> | |
1468 | ], [ | |
1469 | int dummy;; | |
1470 | dummy = ioctl(0, PIOCSET, &dummy); | |
1471 | ], | |
1472 | gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)]) | |
1473 | AC_MSG_RESULT($gdb_cv_have_procfs_piocset) | |
1474 | if test $gdb_cv_have_procfs_piocset = yes; then | |
60ca704f SE |
1475 | AC_DEFINE(HAVE_PROCFS_PIOCSET, 1, |
1476 | [Define if ioctl argument PIOCSET is available.]) | |
c906108c SS |
1477 | fi |
1478 | fi | |
1479 | ||
d45fe813 KB |
1480 | dnl For native ports (host == target), check to see what kind of |
1481 | dnl legacy link.h support is needed. (See solib-legacy.c.) | |
1482 | if test ${host} = ${target} ; then | |
1483 | dnl Check for struct link_map with l_ members which are indicative | |
1484 | dnl of SVR4-like shared libraries | |
1485 | ||
1486 | AC_MSG_CHECKING(for member l_addr in struct link_map) | |
1487 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members, | |
1488 | [AC_TRY_COMPILE([#include <link.h>], | |
1489 | [struct link_map lm; (void) lm.l_addr;], | |
1490 | gdb_cv_have_struct_link_map_with_l_members=yes, | |
1491 | gdb_cv_have_struct_link_map_with_l_members=no)]) | |
1492 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members) | |
1493 | if test $gdb_cv_have_struct_link_map_with_l_members = yes; then | |
60ca704f SE |
1494 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1, |
1495 | [Define if <link.h> exists and defines struct link_map which has | |
1496 | members with an ``l_'' prefix. (For Solaris, SVR4, and | |
1497 | SVR4-like systems.)]) | |
d45fe813 KB |
1498 | fi |
1499 | ||
1500 | dnl Check for struct link_map with lm_ members which are indicative | |
1501 | dnl of SunOS-like shared libraries | |
1502 | ||
1503 | AC_MSG_CHECKING(for member lm_addr in struct link_map) | |
1504 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members, | |
1505 | [AC_TRY_COMPILE([#include <sys/types.h> | |
1506 | #include <link.h>], | |
1507 | [struct link_map lm; (void) lm.lm_addr;], | |
1508 | gdb_cv_have_struct_link_map_with_lm_members=yes, | |
1509 | gdb_cv_have_struct_link_map_with_lm_members=no)]) | |
1510 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members) | |
1511 | if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then | |
60ca704f SE |
1512 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1, |
1513 | [Define if <link.h> exists and defines struct link_map which has | |
1514 | members with an ``lm_'' prefix. (For SunOS.)]) | |
d45fe813 KB |
1515 | fi |
1516 | ||
1517 | dnl Check for struct so_map with som_ members which are found on | |
1518 | dnl some *BSD systems. | |
1519 | ||
1520 | AC_MSG_CHECKING(for member som_addr in struct so_map) | |
1521 | AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members, | |
1522 | [AC_TRY_COMPILE([#include <sys/types.h> | |
39812ceb C |
1523 | #ifdef HAVE_NLIST_H |
1524 | #include <nlist.h> | |
1525 | #endif | |
d45fe813 KB |
1526 | #include <link.h>], |
1527 | [struct so_map lm; (void) lm.som_addr;], | |
1528 | gdb_cv_have_struct_so_map_with_som_members=yes, | |
1529 | gdb_cv_have_struct_so_map_with_som_members=no)]) | |
1530 | AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members) | |
1531 | if test $gdb_cv_have_struct_so_map_with_som_members = yes; then | |
60ca704f SE |
1532 | AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1, |
1533 | [Define if <link.h> exists and defines a struct so_map which has | |
1534 | members with an ``som_'' prefix. (Found on older *BSD systems.)]) | |
d45fe813 KB |
1535 | fi |
1536 | ||
1537 | dnl Check for struct link_map32 type, which allows a 64-bit Solaris | |
1538 | dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries. | |
1539 | ||
1540 | AC_MSG_CHECKING(for struct link_map32 in sys/link.h) | |
1541 | AC_CACHE_VAL(gdb_cv_have_struct_link_map32, | |
1542 | [AC_TRY_COMPILE([#define _SYSCALL32 | |
1543 | #include <sys/link.h>], [struct link_map32 l;], | |
1544 | gdb_cv_have_struct_link_map32=yes, | |
1545 | gdb_cv_have_struct_link_map32=no)]) | |
1546 | AC_MSG_RESULT($gdb_cv_have_struct_link_map32) | |
1547 | if test $gdb_cv_have_struct_link_map32 = yes; then | |
60ca704f SE |
1548 | AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1, |
1549 | [Define if <sys/link.h> has struct link_map32]) | |
1550 | AC_DEFINE(_SYSCALL32, 1, | |
1551 | [Define if <sys/link.h> has link_map32 (solaris sparc-64 target)]) | |
d45fe813 KB |
1552 | fi |
1553 | fi | |
1554 | ||
bc8bcb4b MK |
1555 | # Check if the compiler supports the `long long' type. |
1556 | ||
1557 | AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long, | |
1558 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM( | |
1559 | [[extern long long foo;]], | |
1560 | [[switch (foo & 2) { case 0: return 1; }]])], | |
1561 | gdb_cv_c_long_long=yes, | |
1562 | gdb_cv_c_long_long=no)]) | |
74a0d9f6 JK |
1563 | if test $gdb_cv_c_long_long != yes; then |
1564 | # libdecnumber requires long long. | |
1565 | AC_MSG_ERROR([Compiler must support long long for GDB.]) | |
c906108c SS |
1566 | fi |
1567 | ||
bc8bcb4b | 1568 | # Check if the compiler and runtime support printing long longs. |
c906108c | 1569 | |
bc8bcb4b MK |
1570 | AC_CACHE_CHECK([for long long support in printf], |
1571 | gdb_cv_printf_has_long_long, | |
1572 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1573 | [[char buf[32]; | |
c906108c SS |
1574 | long long l = 0; |
1575 | l = (l << 16) + 0x0123; | |
1576 | l = (l << 16) + 0x4567; | |
1577 | l = (l << 16) + 0x89ab; | |
1578 | l = (l << 16) + 0xcdef; | |
1579 | sprintf (buf, "0x%016llx", l); | |
bc8bcb4b MK |
1580 | return (strcmp ("0x0123456789abcdef", buf));]])], |
1581 | gdb_cv_printf_has_long_long=yes, | |
1582 | gdb_cv_printf_has_long_long=no, | |
1583 | gdb_cv_printf_has_long_long=no)]) | |
c906108c | 1584 | if test $gdb_cv_printf_has_long_long = yes; then |
bc8bcb4b MK |
1585 | AC_DEFINE(PRINTF_HAS_LONG_LONG, 1, |
1586 | [Define to 1 if the "%ll" format works to print long longs.]) | |
c906108c | 1587 | fi |
c906108c | 1588 | |
1a619819 LM |
1589 | # Check if the compiler and runtime support printing decfloats. |
1590 | ||
1591 | AC_CACHE_CHECK([for decfloat support in printf], | |
1592 | gdb_cv_printf_has_decfloat, | |
1593 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1594 | [[char buf[64]; | |
1595 | _Decimal32 d32 = 1.2345df; | |
1596 | _Decimal64 d64 = 1.2345dd; | |
1597 | _Decimal128 d128 = 1.2345dl; | |
1598 | sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128); | |
1599 | return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])], | |
1600 | gdb_cv_printf_has_decfloat=yes, | |
1601 | gdb_cv_printf_has_decfloat=no, | |
1602 | gdb_cv_printf_has_decfloat=no)]) | |
1603 | if test $gdb_cv_printf_has_decfloat = yes; then | |
1604 | AC_DEFINE(PRINTF_HAS_DECFLOAT, 1, | |
1605 | [Define to 1 if the "%H, %D and %DD" formats work to print decfloats.]) | |
1606 | fi | |
1607 | ||
bc8bcb4b MK |
1608 | # Check if the compiler supports the `long double' type. We can't use |
1609 | # AC_C_LONG_DOUBLE because that one does additional checks on the | |
1610 | # constants defined in <float.h> that fail on some systems, | |
1611 | # e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6. | |
c906108c | 1612 | |
bc8bcb4b MK |
1613 | AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double, |
1614 | [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])], | |
1615 | gdb_cv_c_long_double=yes, | |
1616 | gdb_cv_c_long_double=no)]) | |
1617 | if test $gdb_cv_c_long_double = yes; then | |
1618 | AC_DEFINE(HAVE_LONG_DOUBLE, 1, | |
1619 | [Define to 1 if the compiler supports long double.]) | |
c906108c SS |
1620 | fi |
1621 | ||
bc8bcb4b | 1622 | # Check if the compiler and runtime support printing long doubles. |
c906108c | 1623 | |
bc8bcb4b MK |
1624 | AC_CACHE_CHECK([for long double support in printf], |
1625 | gdb_cv_printf_has_long_double, | |
1626 | [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT], | |
1627 | [[char buf[16]; | |
c906108c SS |
1628 | long double f = 3.141592653; |
1629 | sprintf (buf, "%Lg", f); | |
bc8bcb4b MK |
1630 | return (strncmp ("3.14159", buf, 7));]])], |
1631 | gdb_cv_printf_has_long_double=yes, | |
1632 | gdb_cv_printf_has_long_double=no, | |
1633 | gdb_cv_printf_has_long_double=no)]) | |
c906108c | 1634 | if test $gdb_cv_printf_has_long_double = yes; then |
bc8bcb4b MK |
1635 | AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1, |
1636 | [Define to 1 if the "%Lg" format works to print long doubles.]) | |
c906108c | 1637 | fi |
c906108c | 1638 | |
bc8bcb4b | 1639 | # Check if the compiler and runtime support scanning long doubles. |
c906108c | 1640 | |
bc8bcb4b MK |
1641 | AC_CACHE_CHECK([for long double support in scanf], |
1642 | gdb_cv_scanf_has_long_double, | |
1643 | [AC_RUN_IFELSE([AC_LANG_PROGRAM( | |
1644 | [[#include <stdio.h>]], | |
1645 | [[char *buf = "3.141592653"; | |
c906108c SS |
1646 | long double f = 0; |
1647 | sscanf (buf, "%Lg", &f); | |
bc8bcb4b MK |
1648 | return !(f > 3.14159 && f < 3.14160);]])], |
1649 | gdb_cv_scanf_has_long_double=yes, | |
1650 | gdb_cv_scanf_has_long_double=no, | |
1651 | gdb_cv_scanf_has_long_double=no)]) | |
c906108c | 1652 | if test $gdb_cv_scanf_has_long_double = yes; then |
bc8bcb4b MK |
1653 | AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1, |
1654 | [Define to 1 if the "%Lg" format works to scan long doubles.]) | |
c906108c | 1655 | fi |
c906108c | 1656 | |
438013df AO |
1657 | case ${host_os} in |
1658 | aix*) | |
1659 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
1660 | SAVE_LDFLAGS=$LDFLAGS | |
1661 | ||
1662 | case $GCC in | |
1663 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
1664 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
1665 | esac | |
1666 | ||
1667 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
1668 | AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=]) | |
ec76baa5 | 1669 | LDFLAGS="${SAVE_LDFLAGS}" |
438013df AO |
1670 | ]) |
1671 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}" | |
1672 | ;; | |
1673 | esac | |
1674 | ||
38f6b338 JK |
1675 | AC_MSG_CHECKING(for the dynamic export flag) |
1676 | dynamic_list=false | |
0407b3f1 | 1677 | if test "${gdb_native}" = yes; then |
38f6b338 JK |
1678 | # The dynamically loaded libthread_db needs access to symbols in the gdb |
1679 | # executable. Older GNU ld supports --export-dynamic but --dynamic-list | |
1680 | # may not be supported there. | |
1681 | old_LDFLAGS="$LDFLAGS" | |
1682 | # Older GNU ld supports --export-dynamic but --dynamic-list it does not. | |
1683 | RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list" | |
1684 | LDFLAGS="$LDFLAGS $RDYNAMIC" | |
1685 | if test "${have_libpython}" = no; then | |
1686 | AC_TRY_LINK([], [], [dynamic_list=true]) | |
1687 | else | |
1688 | # Workaround http://bugs.python.org/issue4434 where static | |
1689 | # libpythonX.Y.a would get its symbols required for | |
1690 | # pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list. | |
1691 | # Problem does not happen for the recommended libpythonX.Y.so linkage. | |
1692 | old_CFLAGS="$CFLAGS" | |
1693 | CFLAGS="$CFLAGS $PYTHON_CFLAGS" | |
8c1fb155 JK |
1694 | old_LIBS="$LIBS" |
1695 | LIBS="$LIBS $PYTHON_LIBS" | |
38f6b338 JK |
1696 | AC_RUN_IFELSE( |
1697 | AC_LANG_PROGRAM( | |
1698 | [#include "]${have_libpython}[/Python.h"], | |
1699 | [int err; | |
1700 | Py_Initialize (); | |
1701 | err = PyRun_SimpleString ("import itertools\n"); | |
1702 | Py_Finalize (); | |
1703 | return err == 0 ? 0 : 1;]), | |
1704 | [dynamic_list=true], [], [true]) | |
8c1fb155 | 1705 | LIBS="$old_LIBS" |
38f6b338 | 1706 | CFLAGS="$old_CFLAGS" |
f6528abd | 1707 | fi |
38f6b338 JK |
1708 | LDFLAGS="$old_LDFLAGS" |
1709 | fi | |
1710 | if $dynamic_list; then | |
1711 | found="-Wl,--dynamic-list" | |
1712 | RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list' | |
1713 | else | |
1714 | found="-rdynamic" | |
1715 | RDYNAMIC="-rdynamic" | |
0407b3f1 | 1716 | fi |
38f6b338 JK |
1717 | AC_SUBST(RDYNAMIC) |
1718 | AC_MSG_RESULT($found) | |
0407b3f1 AS |
1719 | |
1720 | dnl For certain native configurations, we need to check whether thread | |
1721 | dnl support can be built in or not. | |
1722 | dnl | |
1723 | dnl Note that we only want this if we are both native (host == target), | |
1724 | dnl and not doing a canadian cross build (build == host). | |
f6528abd | 1725 | |
0407b3f1 | 1726 | if test ${build} = ${host} -a ${host} = ${target} ; then |
c906108c | 1727 | case ${host_os} in |
c906108c | 1728 | solaris*) |
d92419e5 JB |
1729 | # See if thread_db library is around for Solaris thread debugging. |
1730 | # Note that we must explicitly test for version 1 of the library | |
1731 | # because version 0 (present on Solaris 2.4 or earlier) doesn't have | |
1732 | # the same API. | |
c906108c SS |
1733 | AC_MSG_CHECKING(for Solaris thread debugging library) |
1734 | if test -f /usr/lib/libthread_db.so.1 ; then | |
1735 | AC_MSG_RESULT(yes) | |
60ca704f SE |
1736 | AC_DEFINE(HAVE_THREAD_DB_LIB, 1, |
1737 | [Define if using Solaris thread debugging.]) | |
3483b318 | 1738 | CONFIG_OBS="${CONFIG_OBS} sol-thread.o" |
c906108c SS |
1739 | CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c" |
1740 | AC_CHECK_LIB(dl, dlopen) | |
f6528abd | 1741 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC" |
c906108c SS |
1742 | # Sun randomly tweaked the prototypes in <proc_service.h> |
1743 | # at one point. | |
1744 | AC_MSG_CHECKING(if <proc_service.h> is old) | |
1745 | AC_CACHE_VAL(gdb_cv_proc_service_is_old,[ | |
1746 | AC_TRY_COMPILE([ | |
1747 | #include <proc_service.h> | |
1748 | ps_err_e ps_pdwrite | |
1749 | (struct ps_prochandle*, psaddr_t, const void*, size_t); | |
1750 | ],, gdb_cv_proc_service_is_old=no, | |
1751 | gdb_cv_proc_service_is_old=yes) | |
1752 | ]) | |
1753 | AC_MSG_RESULT($gdb_cv_proc_service_is_old) | |
1754 | if test $gdb_cv_proc_service_is_old = yes; then | |
60ca704f SE |
1755 | AC_DEFINE(PROC_SERVICE_IS_OLD, 1, |
1756 | [Define if <proc_service.h> on solaris uses int instead of | |
1757 | size_t, and assorted other type changes.]) | |
c906108c SS |
1758 | fi |
1759 | else | |
1760 | AC_MSG_RESULT(no) | |
1761 | fi | |
1762 | ;; | |
d92419e5 JB |
1763 | aix*) |
1764 | AC_MSG_CHECKING(for AiX thread debugging library) | |
1765 | AC_CACHE_VAL(gdb_cv_have_aix_thread_debug, | |
1766 | [AC_TRY_COMPILE([#include <sys/pthdebug.h>], | |
1767 | [#ifndef PTHDB_VERSION_3 | |
1768 | #error | |
1769 | #endif], | |
1770 | gdb_cv_have_aix_thread_debug=yes, | |
1771 | gdb_cv_have_aix_thread_debug=no)]) | |
1772 | AC_MSG_RESULT($gdb_cv_have_aix_thread_debug) | |
1773 | if test $gdb_cv_have_aix_thread_debug = yes; then | |
1774 | CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c" | |
3483b318 | 1775 | CONFIG_OBS="${CONFIG_OBS} aix-thread.o" |
7f533142 | 1776 | LIBS="$LIBS -lpthdebug" |
d645e32e JB |
1777 | |
1778 | # Older versions of AIX do not provide the declaration for | |
1779 | # the getthrds function (it appears that it was introduced | |
1780 | # with AIX 6.x). | |
1781 | AC_CHECK_DECLS(getthrds, [], [], [[#include <procinfo.h>]]) | |
d92419e5 JB |
1782 | fi |
1783 | ;; | |
c906108c SS |
1784 | esac |
1785 | AC_SUBST(CONFIG_LDFLAGS) | |
1786 | fi | |
1787 | ||
59f80f10 DJ |
1788 | dnl See if we have a thread_db header file that has TD_NOTALLOC and |
1789 | dnl other error codes. | |
3f47be5c EZ |
1790 | if test "x$ac_cv_header_thread_db_h" = "xyes"; then |
1791 | AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC], | |
1792 | gdb_cv_thread_db_h_has_td_notalloc, | |
1793 | AC_TRY_COMPILE( | |
1794 | [#include <thread_db.h>], | |
1795 | [int i = TD_NOTALLOC;], | |
1796 | gdb_cv_thread_db_h_has_td_notalloc=yes, | |
1797 | gdb_cv_thread_db_h_has_td_notalloc=no | |
1798 | ) | |
1799 | ) | |
59f80f10 DJ |
1800 | AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION], |
1801 | gdb_cv_thread_db_h_has_td_version, | |
1802 | AC_TRY_COMPILE( | |
1803 | [#include <thread_db.h>], | |
1804 | [int i = TD_VERSION;], | |
1805 | gdb_cv_thread_db_h_has_td_version=yes, | |
1806 | gdb_cv_thread_db_h_has_td_version=no | |
1807 | ) | |
1808 | ) | |
1809 | AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS], | |
1810 | gdb_cv_thread_db_h_has_td_notls, | |
1811 | AC_TRY_COMPILE( | |
1812 | [#include <thread_db.h>], | |
1813 | [int i = TD_NOTLS;], | |
1814 | gdb_cv_thread_db_h_has_td_notls=yes, | |
1815 | gdb_cv_thread_db_h_has_td_notls=no | |
1816 | ) | |
1817 | ) | |
3f47be5c EZ |
1818 | fi |
1819 | if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then | |
1820 | AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1, | |
1821 | [Define if <thread_db.h> has the TD_NOTALLOC error code.]) | |
1822 | fi | |
59f80f10 DJ |
1823 | if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then |
1824 | AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1, | |
1825 | [Define if <thread_db.h> has the TD_VERSION error code.]) | |
1826 | fi | |
1827 | if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then | |
1828 | AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1, | |
1829 | [Define if <thread_db.h> has the TD_NOTLS error code.]) | |
1830 | fi | |
3f47be5c | 1831 | |
b757528f JJ |
1832 | dnl See if we have a sys/syscall header file that has __NR_tkill. |
1833 | if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then | |
1834 | AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill], | |
1835 | gdb_cv_sys_syscall_h_has_tkill, | |
1836 | AC_TRY_COMPILE( | |
1837 | [#include <sys/syscall.h>], | |
1838 | [int i = __NR_tkill;], | |
1839 | gdb_cv_sys_syscall_h_has_tkill=yes, | |
1840 | gdb_cv_sys_syscall_h_has_tkill=no | |
1841 | ) | |
1842 | ) | |
1843 | fi | |
1844 | dnl See if we can issue tkill syscall. | |
1845 | if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then | |
60ca704f | 1846 | AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.]) |
b757528f JJ |
1847 | fi |
1848 | ||
10568435 JK |
1849 | dnl Check if we can disable the virtual address space randomization. |
1850 | dnl The functionality of setarch -R. | |
1851 | AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>]) | |
1852 | define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [ | |
1853 | # if !HAVE_DECL_ADDR_NO_RANDOMIZE | |
1854 | # define ADDR_NO_RANDOMIZE 0x0040000 | |
1855 | # endif | |
1856 | /* Test the flag could be set and stays set. */ | |
1857 | personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE); | |
1858 | if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE)) | |
1859 | return 1])]) | |
1860 | AC_RUN_IFELSE([PERSONALITY_TEST], | |
1861 | [have_personality=true], | |
1862 | [have_personality=false], | |
1863 | [AC_LINK_IFELSE([PERSONALITY_TEST], | |
1864 | [have_personality=true], | |
1865 | [have_personality=false])]) | |
1866 | if $have_personality | |
1867 | then | |
1868 | AC_DEFINE([HAVE_PERSONALITY], 1, | |
1869 | [Define if you support the personality syscall.]) | |
1870 | fi | |
1871 | ||
e655c1a2 PA |
1872 | dnl Set the host's .gdbinit filename. |
1873 | case $host_os in | |
1874 | go32* | *djgpp*) | |
1875 | gdbinit=gdb.ini | |
1876 | ;; | |
1877 | *) | |
1878 | gdbinit=.gdbinit | |
1879 | ;; | |
1880 | esac | |
1881 | AC_DEFINE_UNQUOTED(GDBINIT,"$gdbinit",[The .gdbinit filename.]) | |
1882 | ||
c906108c | 1883 | dnl Handle optional features that can be enabled. |
fb40c209 | 1884 | |
f83d8a90 DE |
1885 | # Support for --with-sysroot is a copy of GDB_AC_WITH_DIR, |
1886 | # except that the argument to --with-sysroot is optional. | |
1887 | # --with-sysroot (or --with-sysroot=yes) sets the default sysroot path. | |
1888 | if test "x$with_sysroot" = xyes; then | |
1889 | with_sysroot="${exec_prefix}/${target_alias}/sys-root" | |
1890 | fi | |
030292b7 | 1891 | AC_ARG_WITH(sysroot, |
f83d8a90 DE |
1892 | AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], |
1893 | [search for usr/lib et al within DIR]), | |
1894 | [TARGET_SYSTEM_ROOT=$withval], [TARGET_SYSTEM_ROOT=]) | |
1895 | AC_DEFINE_DIR(TARGET_SYSTEM_ROOT, TARGET_SYSTEM_ROOT, | |
1896 | [search for usr/lib et al within DIR]) | |
030292b7 | 1897 | AC_SUBST(TARGET_SYSTEM_ROOT) |
f83d8a90 | 1898 | GDB_AC_DEFINE_RELOCATABLE(TARGET_SYSTEM_ROOT, sysroot, ${ac_define_dir}) |
030292b7 | 1899 | |
b14b1491 TT |
1900 | GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit, |
1901 | [automatically load a system-wide gdbinit file], | |
1902 | []) | |
16e7150e | 1903 | |
094a342e | 1904 | AC_ARG_ENABLE(werror, |
d2596e2e | 1905 | AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]), |
094a342e MK |
1906 | [case "${enableval}" in |
1907 | yes | y) ERROR_ON_WARNING="yes" ;; | |
1908 | no | n) ERROR_ON_WARNING="no" ;; | |
1909 | *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;; | |
1910 | esac]) | |
1911 | ||
a68ffae9 JK |
1912 | # Enable -Werror by default when using gcc. Turn it off for releases. |
1913 | if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" && $development; then | |
094a342e MK |
1914 | ERROR_ON_WARNING=yes |
1915 | fi | |
1916 | ||
1917 | WERROR_CFLAGS="" | |
1918 | if test "${ERROR_ON_WARNING}" = yes ; then | |
1919 | WERROR_CFLAGS="-Werror" | |
1920 | fi | |
1921 | ||
aa79a185 | 1922 | build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ |
d3685d60 | 1923 | -Wpointer-sign \ |
1cb5e2a4 | 1924 | -Wno-unused -Wunused-value -Wunused-function \ |
352b3eda | 1925 | -Wno-switch -Wno-char-subscripts -Wmissing-prototypes \ |
44d100c3 | 1926 | -Wdeclaration-after-statement -Wempty-body -Wmissing-parameter-type \ |
dd9aa048 | 1927 | -Wold-style-declaration -Wold-style-definition" |
a3b362c4 | 1928 | |
3526781e DJ |
1929 | # Enable -Wno-format by default when using gcc on mingw since many |
1930 | # GCC versions complain about %I64. | |
1931 | case "${host}" in | |
1932 | *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;; | |
d3685d60 | 1933 | *) build_warnings="$build_warnings -Wformat-nonliteral" ;; |
3526781e DJ |
1934 | esac |
1935 | ||
c906108c | 1936 | AC_ARG_ENABLE(build-warnings, |
d2596e2e | 1937 | AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]), |
1decb323 | 1938 | [case "${enableval}" in |
c906108c SS |
1939 | yes) ;; |
1940 | no) build_warnings="-w";; | |
1941 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1942 | build_warnings="${build_warnings} ${t}";; | |
1943 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1944 | build_warnings="${t} ${build_warnings}";; | |
1945 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
d4f3574e SS |
1946 | esac |
1947 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
746a987d | 1948 | echo "Setting compiler warning flags = $build_warnings" 6>&1 |
1decb323 | 1949 | fi])dnl |
3b851bce | 1950 | AC_ARG_ENABLE(gdb-build-warnings, |
d2596e2e | 1951 | AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]), |
3b851bce AC |
1952 | [case "${enableval}" in |
1953 | yes) ;; | |
1954 | no) build_warnings="-w";; | |
1955 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1956 | build_warnings="${build_warnings} ${t}";; | |
1957 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1958 | build_warnings="${t} ${build_warnings}";; | |
1959 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
1960 | esac | |
1961 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
1962 | echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1 | |
1963 | fi])dnl | |
104c1213 | 1964 | WARN_CFLAGS="" |
c906108c SS |
1965 | if test "x${build_warnings}" != x -a "x$GCC" = xyes |
1966 | then | |
746a987d AC |
1967 | AC_MSG_CHECKING(compiler warning flags) |
1968 | # Separate out the -Werror flag as some files just cannot be | |
1969 | # compiled with it enabled. | |
1970 | for w in ${build_warnings}; do | |
1971 | case $w in | |
1972 | -Werr*) WERROR_CFLAGS=-Werror ;; | |
1973 | *) # Check that GCC accepts it | |
4536bbc6 AC |
1974 | saved_CFLAGS="$CFLAGS" |
1975 | CFLAGS="$CFLAGS $w" | |
1976 | AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) | |
1977 | CFLAGS="$saved_CFLAGS" | |
746a987d AC |
1978 | esac |
1979 | done | |
aa79a185 | 1980 | AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS}) |
1decb323 | 1981 | fi |
c906108c | 1982 | AC_SUBST(WARN_CFLAGS) |
104c1213 | 1983 | AC_SUBST(WERROR_CFLAGS) |
c906108c | 1984 | |
7a292a7a SS |
1985 | # In the Cygwin environment, we need some additional flags. |
1986 | AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin, | |
1987 | [AC_EGREP_CPP(lose, [ | |
1988 | #if defined (__CYGWIN__) || defined (__CYGWIN32__) | |
1989 | lose | |
1990 | #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])]) | |
1991 | ||
aff38e61 AC |
1992 | |
1993 | dnl Figure out which of the many generic ser-*.c files the _host_ supports. | |
3eb25fda | 1994 | SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o" |
aff38e61 | 1995 | case ${host} in |
95cbc983 AC |
1996 | *go32* ) SER_HARDWIRE=ser-go32.o ;; |
1997 | *djgpp* ) SER_HARDWIRE=ser-go32.o ;; | |
0ea3f30e | 1998 | *mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;; |
aff38e61 AC |
1999 | esac |
2000 | AC_SUBST(SER_HARDWIRE) | |
2001 | ||
cd0fc7c3 SS |
2002 | # libreadline needs libuser32.a in a cygwin environment |
2003 | WIN32LIBS= | |
2004 | if test x$gdb_cv_os_cygwin = xyes; then | |
c5394b80 JM |
2005 | WIN32LIBS="-luser32" |
2006 | case "${target}" in | |
2007 | *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp" | |
2008 | ;; | |
2009 | esac | |
cd0fc7c3 | 2010 | fi |
b4505029 MM |
2011 | |
2012 | # The ser-tcp.c module requires sockets. | |
2013 | case ${host} in | |
2014 | *mingw32*) | |
2015 | AC_DEFINE(USE_WIN32API, 1, | |
2016 | [Define if we should use the Windows API, instead of the | |
2017 | POSIX API. On Windows, we use the Windows API when | |
2018 | building for MinGW, but the POSIX API when building | |
2019 | for Cygwin.]) | |
2020 | WIN32LIBS="$WIN32LIBS -lws2_32" | |
2021 | ;; | |
2022 | esac | |
cd0fc7c3 | 2023 | AC_SUBST(WIN32LIBS) |
7a292a7a | 2024 | |
31d99776 | 2025 | # Add ELF support to GDB, but only if BFD includes ELF support. |
def63ff0 TT |
2026 | GDB_AC_CHECK_BFD([for ELF support in BFD], gdb_cv_var_elf, |
2027 | [bfd_get_elf_phdr_upper_bound (NULL)], elf-bfd.h) | |
31d99776 | 2028 | if test $gdb_cv_var_elf = yes; then |
55aa24fb | 2029 | CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o" |
31d99776 DJ |
2030 | AC_DEFINE(HAVE_ELF, 1, |
2031 | [Define if ELF support should be included.]) | |
075ff26d JK |
2032 | # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>. |
2033 | if test "$plugins" = "yes"; then | |
a48b32c0 | 2034 | AC_SEARCH_LIBS(dlopen, dl) |
075ff26d | 2035 | fi |
31d99776 | 2036 | fi |
31d99776 | 2037 | |
4f05add4 TT |
2038 | # Add macho support to GDB, but only if BFD includes it. |
2039 | GDB_AC_CHECK_BFD([for Mach-O support in BFD], gdb_cv_var_macho, | |
2040 | [bfd_mach_o_lookup_command (NULL, 0, NULL)], mach-o.h) | |
2041 | if test $gdb_cv_var_macho = yes; then | |
2042 | CONFIG_OBS="$CONFIG_OBS machoread.o" | |
2043 | fi | |
2044 | ||
b2259038 TT |
2045 | # Add SOM support to GDB, but only if BFD includes it. |
2046 | GDB_AC_CHECK_BFD([for SOM support in BFD], gdb_cv_var_som, | |
2047 | [bfd_som_attach_aux_hdr (NULL, 0, NULL)], som.h) | |
2048 | if test $gdb_cv_var_som = yes; then | |
2049 | CONFIG_OBS="$CONFIG_OBS somread.o" | |
2050 | fi | |
2051 | ||
121ce6e5 DJ |
2052 | # Add any host-specific objects to GDB. |
2053 | CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}" | |
2054 | ||
608e2dbb TT |
2055 | # If building on ELF, look for lzma support for embedded compressed debug info. |
2056 | if test $gdb_cv_var_elf = yes; then | |
2057 | AC_ARG_WITH(lzma, | |
2058 | AS_HELP_STRING([--with-lzma], [support lzma compression (auto/yes/no)]), | |
2059 | [], [with_lzma=auto]) | |
2060 | AC_MSG_CHECKING([whether to use lzma]) | |
2061 | AC_MSG_RESULT([$with_lzma]) | |
2062 | ||
2063 | if test "${with_lzma}" != no; then | |
2064 | AC_LIB_HAVE_LINKFLAGS([lzma], [], [#include "lzma.h"], | |
2065 | [lzma_index_iter iter; | |
2066 | lzma_index_iter_init (&iter, 0); | |
2067 | lzma_mf_is_supported (LZMA_MF_HC3);]) | |
2068 | if test "$HAVE_LIBLZMA" != yes; then | |
2069 | if test "$with_lzma" = yes; then | |
2070 | AC_MSG_ERROR([missing liblzma for --with-lzma]) | |
2071 | fi | |
2072 | fi | |
2073 | fi | |
2074 | fi | |
2075 | ||
3fc11d3e JM |
2076 | LIBGUI="../libgui/src/libgui.a" |
2077 | GUI_CFLAGS_X="-I${srcdir}/../libgui/src" | |
2078 | AC_SUBST(LIBGUI) | |
2079 | AC_SUBST(GUI_CFLAGS_X) | |
7a292a7a | 2080 | |
3fc11d3e JM |
2081 | WIN32LDAPP= |
2082 | AC_SUBST(WIN32LIBS) | |
2083 | AC_SUBST(WIN32LDAPP) | |
2084 | ||
d91670b9 | 2085 | case "${host}" in |
686a5eed | 2086 | *-*-cygwin* | *-*-mingw* ) |
d91670b9 CV |
2087 | configdir="win" |
2088 | ;; | |
2089 | *) | |
2090 | configdir="unix" | |
2091 | ;; | |
2092 | esac | |
3fc11d3e JM |
2093 | |
2094 | GDBTKLIBS= | |
2095 | if test "${enable_gdbtk}" = "yes"; then | |
2096 | ||
d1c3b63a KS |
2097 | # Gdbtk must have an absolute path to srcdir in order to run |
2098 | # properly when not installed. | |
2099 | here=`pwd` | |
2100 | cd ${srcdir} | |
2101 | GDBTK_SRC_DIR=`pwd` | |
2102 | cd $here | |
2103 | ||
5062cc19 | 2104 | SC_PATH_TCLCONFIG |
85541719 DE |
2105 | |
2106 | # If $no_tk is nonempty, then we can't do Tk, and there is no | |
2107 | # point to doing Tcl. | |
2108 | SC_PATH_TKCONFIG | |
2109 | ||
2110 | if test -z "${no_tcl}" -a -z "${no_tk}"; then | |
5062cc19 KS |
2111 | SC_LOAD_TCLCONFIG |
2112 | ||
2113 | # Check for in-tree tcl | |
2114 | here=`pwd` | |
2115 | cd ${srcdir}/.. | |
2116 | topdir=`pwd` | |
2117 | cd ${here} | |
2118 | ||
2119 | intree="no" | |
2120 | if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then | |
2121 | intree="yes" | |
2122 | fi | |
2123 | ||
2124 | # Find Tcl private headers | |
2125 | if test x"${intree}" = xno; then | |
2126 | CY_AC_TCL_PRIVATE_HEADERS | |
2127 | TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}" | |
2128 | TCL_LIBRARY="${TCL_LIB_SPEC}" | |
2129 | TCL_DEPS="" | |
2130 | else | |
2131 | # If building tcl in the same src tree, private headers | |
2132 | # are not needed, but we need to be sure to use the right | |
2133 | # headers library | |
2134 | TCL_INCLUDE="-I${TCL_SRC_DIR}/generic" | |
2135 | TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}" | |
2136 | TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}" | |
2137 | fi | |
2138 | AC_SUBST(TCL_INCLUDE) | |
2139 | AC_SUBST(TCL_LIBRARY) | |
2140 | AC_SUBST(TCL_DEPS) | |
dd2504ab | 2141 | |
85541719 DE |
2142 | SC_LOAD_TKCONFIG |
2143 | ||
2144 | # Check for in-tree Tk | |
2145 | intree="no" | |
2146 | if test "${TK_SRC_DIR}" = "${topdir}/tk"; then | |
2147 | intree="yes" | |
2148 | fi | |
2149 | ||
2150 | # Find Tk private headers | |
2151 | if test x"${intree}" = xno; then | |
2152 | CY_AC_TK_PRIVATE_HEADERS | |
2153 | TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}" | |
2154 | TK_LIBRARY=${TK_LIB_SPEC} | |
2155 | TK_DEPS="" | |
2156 | else | |
2157 | TK_INCLUDE="-I${TK_SRC_DIR}/generic" | |
2158 | TK_LIBRARY="${TK_BUILD_LIB_SPEC}" | |
2159 | TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}" | |
2160 | fi | |
2161 | AC_SUBST(TK_INCLUDE) | |
2162 | AC_SUBST(TK_LIBRARY) | |
2163 | AC_SUBST(TK_DEPS) | |
2164 | AC_SUBST(TK_XINCLUDES) | |
2165 | ||
2166 | ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)" | |
2167 | ||
2168 | # Include some libraries that Tcl and Tk want. | |
2169 | TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)' | |
2170 | # Yes, the ordering seems wrong here. But it isn't. | |
2171 | # TK_LIBS is the list of libraries that need to be linked | |
2172 | # after Tcl/Tk. Note that this isn't put into LIBS. If it | |
2173 | # were in LIBS then any link tests after this point would | |
2174 | # try to include things like `$(LIBGUI)', which wouldn't work. | |
2175 | GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}" | |
2176 | ||
2177 | CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)" | |
2178 | CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)" | |
2179 | CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)" | |
2180 | CONFIG_ALL="${CONFIG_ALL} all-gdbtk" | |
2181 | CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk" | |
2182 | CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk" | |
2183 | CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk" | |
2184 | ||
2185 | if test x$gdb_cv_os_cygwin = xyes; then | |
2186 | WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32" | |
2187 | WIN32LDAPP="-Wl,--subsystem,console" | |
2188 | CONFIG_OBS="${CONFIG_OBS} gdbres.o" | |
3fc11d3e | 2189 | fi |
ffc6a242 | 2190 | |
85541719 DE |
2191 | AC_CONFIG_SUBDIRS(gdbtk) |
2192 | fi | |
3fc11d3e JM |
2193 | fi |
2194 | ||
3fc11d3e JM |
2195 | AC_SUBST(X_CFLAGS) |
2196 | AC_SUBST(X_LDFLAGS) | |
2197 | AC_SUBST(X_LIBS) | |
3fc11d3e JM |
2198 | AC_SUBST(GDBTKLIBS) |
2199 | AC_SUBST(GDBTK_CFLAGS) | |
d1c3b63a | 2200 | AC_SUBST(GDBTK_SRC_DIR) |
8b93c638 | 2201 | |
c906108c SS |
2202 | AC_PATH_X |
2203 | ||
7a292a7a | 2204 | # Unlike the sim directory, whether a simulator is linked is controlled by |
9b624dbe | 2205 | # presence of a gdb_sim definition in the target configure.tgt entry. |
7a292a7a SS |
2206 | # This code just checks for a few cases where we'd like to ignore those |
2207 | # definitions, even when they're present in the '.mt' file. These cases | |
2208 | # are when --disable-sim is specified, or if the simulator directory is | |
6c5cfe5b | 2209 | # not part of the source tree. |
7a292a7a SS |
2210 | # |
2211 | AC_ARG_ENABLE(sim, | |
d2596e2e | 2212 | AS_HELP_STRING([--enable-sim], [link gdb with simulator]), |
7a292a7a SS |
2213 | [echo "enable_sim = $enable_sim"; |
2214 | echo "enableval = ${enableval}"; | |
2215 | case "${enableval}" in | |
2216 | yes) ignore_sim=false ;; | |
2217 | no) ignore_sim=true ;; | |
2218 | *) ignore_sim=false ;; | |
2219 | esac], | |
2220 | [ignore_sim=false]) | |
2221 | ||
2222 | if test ! -d "${srcdir}/../sim"; then | |
2223 | ignore_sim=true | |
2224 | fi | |
2225 | ||
9b624dbe UW |
2226 | SIM= |
2227 | SIM_OBS= | |
2228 | if test "${ignore_sim}" = "false"; then | |
2229 | if test x"${gdb_sim}" != x ; then | |
2230 | SIM="${gdb_sim}" | |
2231 | SIM_OBS="remote-sim.o" | |
60ca704f | 2232 | AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.]) |
9b624dbe | 2233 | fi |
7a292a7a | 2234 | fi |
9b624dbe UW |
2235 | AC_SUBST(SIM) |
2236 | AC_SUBST(SIM_OBS) | |
7a292a7a | 2237 | |
c906108c | 2238 | AC_SUBST(ENABLE_CFLAGS) |
d28f9cdf | 2239 | AC_SUBST(PROFILE_CFLAGS) |
c906108c SS |
2240 | |
2241 | AC_SUBST(CONFIG_OBS) | |
2242 | AC_SUBST(CONFIG_DEPS) | |
2243 | AC_SUBST(CONFIG_SRCS) | |
b3a90332 AC |
2244 | AC_SUBST(CONFIG_ALL) |
2245 | AC_SUBST(CONFIG_CLEAN) | |
e56ac5c3 AC |
2246 | AC_SUBST(CONFIG_INSTALL) |
2247 | AC_SUBST(CONFIG_UNINSTALL) | |
c906108c | 2248 | |
c35f4ffc AC |
2249 | # List of host floatformats. |
2250 | AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat]) | |
2251 | AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat]) | |
2252 | AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat]) | |
2253 | ||
c906108c SS |
2254 | # target_subdir is used by the testsuite to find the target libraries. |
2255 | target_subdir= | |
2256 | if test "${host}" != "${target}"; then | |
2257 | target_subdir="${target_alias}/" | |
2258 | fi | |
2259 | AC_SUBST(target_subdir) | |
2260 | ||
2261 | frags= | |
771b4502 | 2262 | if test "${gdb_native}" = "yes"; then |
0dad8a66 MK |
2263 | host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh |
2264 | if test ! -f ${host_makefile_frag}; then | |
2265 | AC_MSG_ERROR("*** Gdb does not support native target ${host}") | |
2266 | fi | |
2267 | frags="$frags $host_makefile_frag" | |
2268 | else | |
2269 | host_makefile_frag=/dev/null | |
c906108c | 2270 | fi |
c906108c | 2271 | |
c906108c | 2272 | AC_SUBST_FILE(host_makefile_frag) |
c906108c SS |
2273 | AC_SUBST(frags) |
2274 | ||
2275 | changequote(,)dnl | |
771b4502 | 2276 | if test "${gdb_native}" = "yes"; then |
a85f51e7 DJ |
2277 | # We pick this up from the host configuration file (.mh) because we |
2278 | # do not have a native configuration Makefile fragment. | |
c906108c SS |
2279 | nativefile=`sed -n ' |
2280 | s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
2281 | ' ${host_makefile_frag}` | |
c906108c SS |
2282 | fi |
2283 | changequote([,]) | |
2284 | ||
b00a8037 DJ |
2285 | if test x"${gdb_osabi}" != x ; then |
2286 | AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi, | |
2287 | [Define to the default OS ABI for this configuration.]) | |
2288 | fi | |
2289 | ||
8dcde887 MK |
2290 | # Enable multi-ice-gdb-server. |
2291 | AC_ARG_ENABLE(multi-ice, | |
d2596e2e | 2292 | AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]), |
8dcde887 MK |
2293 | [case $enableval in |
2294 | yes | no) | |
2295 | ;; | |
2296 | *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;; | |
2297 | esac]) | |
2298 | if test "x$enable_multi_ice" = xyes; then | |
3ace7edb | 2299 | AC_CONFIG_SUBDIRS(multi-ice) |
96baa820 JM |
2300 | fi |
2301 | ||
496c0e1b JB |
2302 | AC_ARG_ENABLE(gdbserver, |
2303 | AS_HELP_STRING([--enable-gdbserver], | |
2304 | [automatically build gdbserver (yes/no/auto, default is auto)]), | |
2305 | [case "${enableval}" in | |
2306 | yes| no|auto) ;; | |
2307 | *) AC_MSG_ERROR(bad value ${enableval} for --enable-gdbserver option) ;; | |
2308 | esac],[enable_gdbserver=auto]) | |
2309 | ||
2310 | # We only build gdbserver automatically in a native configuration, and | |
2311 | # only if the user did not explicitly disable its build. | |
2312 | if test "$gdb_native" = "yes" -a "$enable_gdbserver" != "no"; then | |
8dcde887 MK |
2313 | AC_MSG_CHECKING(whether gdbserver is supported on this host) |
2314 | if test "x$build_gdbserver" = xyes; then | |
8dcde887 | 2315 | AC_MSG_RESULT(yes) |
3ace7edb | 2316 | AC_CONFIG_SUBDIRS(gdbserver) |
496c0e1b | 2317 | gdbserver_build_enabled=yes |
8dcde887 MK |
2318 | else |
2319 | AC_MSG_RESULT(no) | |
2320 | fi | |
a85f51e7 DJ |
2321 | fi |
2322 | ||
496c0e1b JB |
2323 | # If the user explicitly request the gdbserver to be built, verify that |
2324 | # we were in fact able to enable it. | |
2325 | if test "$enable_gdbserver" = "yes" -a "$gdbserver_build_enabled" != "yes"; then | |
2326 | AC_MSG_ERROR(Automatic gdbserver build is not supported for this configuration) | |
2327 | fi | |
2328 | ||
393fd4c3 YQ |
2329 | # Check for babeltrace and babeltrace-ctf |
2330 | AC_ARG_WITH(babeltrace, | |
2331 | AC_HELP_STRING([--with-babeltrace], [include babeltrace support (auto/yes/no)]), | |
2332 | [], [with_babeltrace=auto]) | |
2333 | AC_MSG_CHECKING([whether to use babeltrace]) | |
2334 | AC_MSG_RESULT([$with_babeltrace]) | |
2335 | ||
2336 | if test "x$with_babeltrace" = "xno"; then | |
2337 | AC_MSG_WARN([babletrace support disabled; GDB is unable to read CTF data.]) | |
2338 | else | |
2339 | # Append -Werror to CFLAGS so that configure can catch the warning | |
2340 | # "assignment from incompatible pointer type", which is related to | |
2341 | # the babeltrace change from 1.0.3 to 1.1.0. Babeltrace 1.1.0 works | |
2342 | # in GDB, while babeltrace 1.0.3 is broken. | |
2343 | # AC_LIB_HAVE_LINKFLAGS may modify CPPFLAGS in it, so it should be | |
2344 | # safe to save and restore CFLAGS here. | |
2345 | saved_CFLAGS=$CFLAGS | |
2346 | CFLAGS="$CFLAGS -Werror" | |
2347 | AC_LIB_HAVE_LINKFLAGS([babeltrace], [babeltrace-ctf], | |
2348 | [#include <babeltrace/babeltrace.h> | |
2349 | #include <babeltrace/ctf/events.h> | |
2350 | #include <babeltrace/ctf/iterator.h>], | |
2351 | [struct bt_iter_pos *pos = bt_iter_get_pos (bt_ctf_get_iter (NULL)); | |
2352 | struct bt_ctf_event *event = NULL; | |
2353 | const struct bt_definition *scope; | |
2354 | ||
2355 | scope = bt_ctf_get_top_level_scope (event, | |
2356 | BT_STREAM_EVENT_HEADER); | |
2357 | bt_ctf_get_uint64 (bt_ctf_get_field (event, scope, "id")); | |
2358 | ]) | |
2359 | CFLAGS=$saved_CFLAGS | |
2360 | ||
2361 | if test "$HAVE_LIBBABELTRACE" != yes; then | |
2362 | if test "$with_babeltrace" = yes; then | |
2363 | AC_MSG_ERROR([babeltrace is missing or unusable]) | |
2364 | else | |
2365 | AC_MSG_WARN([babeltrace is missing or unusable; GDB is unable to read CTF data.]) | |
2366 | fi | |
2367 | fi | |
2368 | fi | |
2369 | ||
db985757 | 2370 | # If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link |
2c0fc042 | 2371 | # to an empty version. |
c906108c SS |
2372 | |
2373 | files= | |
2374 | links= | |
5a2402b8 | 2375 | |
c906108c SS |
2376 | rm -f nm.h |
2377 | if test "${nativefile}" != ""; then | |
0f475e27 AC |
2378 | case "${nativefile}" in |
2379 | nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;; | |
2380 | * ) GDB_NM_FILE="${nativefile}" | |
2381 | esac | |
5a2402b8 AC |
2382 | files="${files} ${GDB_NM_FILE}" |
2383 | links="${links} nm.h" | |
60ca704f | 2384 | AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile]) |
c906108c | 2385 | fi |
cfd53605 | 2386 | AC_SUBST(GDB_NM_FILE) |
5a2402b8 | 2387 | |
c906108c SS |
2388 | AC_LINK_FILES($files, $links) |
2389 | ||
2390 | dnl Check for exe extension set on certain hosts (e.g. Win32) | |
2391 | AC_EXEEXT | |
2392 | ||
234b45d4 | 2393 | dnl Detect the character set used by this host. |
6c7a06a3 TT |
2394 | dnl At the moment, we just assume it's UTF-8. |
2395 | AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8", | |
234b45d4 KB |
2396 | [Define to be a string naming the default host character set.]) |
2397 | ||
b292c783 JK |
2398 | # Undo the $ec_script escaping suitable for Makefile. |
2399 | transform=`echo "$program_transform_name" | sed -e 's/[\\$][\\$]/\\$/g'` | |
2400 | GDB_TRANSFORM_NAME=`echo gdb | sed -e "$transform"` | |
2401 | if test "x$GDB_TRANSFORM_NAME" = x; then | |
2402 | GDB_TRANSFORM_NAME=gdb | |
2403 | fi | |
2404 | AC_SUBST(GDB_TRANSFORM_NAME) | |
2405 | GCORE_TRANSFORM_NAME=`echo gcore | sed -e "$transform"` | |
2406 | if test "x$GCORE_TRANSFORM_NAME" = x; then | |
2407 | GCORE_TRANSFORM_NAME=gcore | |
2408 | fi | |
2409 | AC_SUBST(GCORE_TRANSFORM_NAME) | |
2410 | AC_CONFIG_FILES([gcore], [chmod +x gcore]) | |
2411 | ||
c971b7fa | 2412 | AC_OUTPUT(Makefile gdb-gdb.gdb doc/Makefile data-directory/Makefile, |
c906108c | 2413 | [ |
c906108c SS |
2414 | case x$CONFIG_HEADERS in |
2415 | xconfig.h:config.in) | |
2416 | echo > stamp-h ;; | |
2417 | esac | |
c906108c SS |
2418 | ]) |
2419 | ||
2420 | exit 0 |