Commit | Line | Data |
---|---|---|
c906108c | 1 | dnl Autoconf configure script for GDB, the GNU debugger. |
0f0cffd2 | 2 | dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 |
b6ba6518 | 3 | dnl Free Software Foundation, Inc. |
c906108c SS |
4 | dnl |
5 | dnl This file is part of GDB. | |
6 | dnl | |
7 | dnl This program is free software; you can redistribute it and/or modify | |
8 | dnl it under the terms of the GNU General Public License as published by | |
9 | dnl the Free Software Foundation; either version 2 of the License, or | |
10 | dnl (at your option) any later version. | |
11 | dnl | |
12 | dnl This program is distributed in the hope that it will be useful, | |
13 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | dnl GNU General Public License for more details. | |
16 | dnl | |
17 | dnl You should have received a copy of the GNU General Public License | |
18 | dnl along with this program; if not, write to the Free Software | |
19 | dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
20 | ||
21 | dnl Process this file with autoconf to produce a configure script. | |
22 | ||
23 | AC_PREREQ(2.13)dnl | |
24 | AC_INIT(main.c) | |
25 | AC_CONFIG_HEADER(config.h:config.in) | |
413ccac7 | 26 | AM_MAINTAINER_MODE |
c906108c SS |
27 | |
28 | AC_PROG_CC | |
14abd0fb | 29 | AC_GNU_SOURCE |
c906108c SS |
30 | AC_AIX |
31 | AC_ISC_POSIX | |
32 | AM_PROG_CC_STDC | |
33 | ||
34 | AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..) | |
35 | AC_CANONICAL_SYSTEM | |
36 | ||
8bb2c122 MK |
37 | # FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13 |
38 | # doesn't support cross-compilation, but the one from Autoconf 2.5x | |
39 | # does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to | |
40 | # deal with the lossage. Note that CY_GNU_GETTEXT currently calls | |
f6e85fc8 | 41 | # AC_PROG_RANLIB. This can be removed when we switch to Autoconf |
8bb2c122 MK |
42 | # 2.5x. |
43 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
44 | ||
0fbb3da7 | 45 | dnl Set up for gettext. PACKAGE is used when we call bindtextdomain. |
c906108c SS |
46 | ALL_LINGUAS= |
47 | CY_GNU_GETTEXT | |
0fbb3da7 TT |
48 | AC_DEFINE(PACKAGE, "gdb", [Name of this package. ]) |
49 | ||
5b5d99cf JB |
50 | debugdir=${libdir}/debug |
51 | ||
52 | AC_ARG_WITH(separate-debug-dir, | |
53 | [ --with-separate-debug-dir=path Look for global separate debug info in this path [LIBDIR/debug]], | |
54 | [debugdir="${withval}"]) | |
55 | ||
56 | AC_DEFINE_DIR(DEBUGDIR, debugdir, | |
57 | [Global directory for separate debug files. ]) | |
58 | #AC_DEFINE_UNQUOTED(DEBUGDIR, "$debugdir"), | |
c906108c SS |
59 | |
60 | dnl List of object files added by configure. | |
61 | ||
62 | CONFIG_OBS= | |
63 | CONFIG_DEPS= | |
64 | CONFIG_SRCS= | |
fb40c209 | 65 | ENABLE_CFLAGS= |
b3a90332 AC |
66 | CONFIG_ALL= |
67 | CONFIG_CLEAN= | |
e56ac5c3 AC |
68 | CONFIG_INSTALL= |
69 | CONFIG_UNINSTALL= | |
c906108c | 70 | |
8dcde887 MK |
71 | AC_CONFIG_SUBDIRS(doc testsuite) |
72 | configdirs= | |
96baa820 | 73 | |
27e9bf90 | 74 | . $srcdir/configure.host |
c906108c | 75 | |
27e9bf90 | 76 | . $srcdir/configure.tgt |
c906108c | 77 | |
27e9bf90 MK |
78 | # Fetch the default architecture and default target vector from BFD. |
79 | targ=$target; . $srcdir/../bfd/config.bfd | |
5c8cc331 | 80 | |
27e9bf90 MK |
81 | # We only want the first architecture, so strip off the others if |
82 | # there is more than one. | |
83 | targ_archs=`echo $targ_archs | sed 's/ .*//'` | |
5c8cc331 | 84 | |
27e9bf90 MK |
85 | if test "x$targ_archs" != x; then |
86 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs, | |
87 | [Define to BFD's default architecture. ]) | |
1ba607ad | 88 | fi |
27e9bf90 MK |
89 | if test "x$targ_defvec" != x; then |
90 | AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec, | |
91 | [Define to BFD's default target vector. ]) | |
1ba607ad AC |
92 | fi |
93 | ||
8bb2c122 MK |
94 | AC_ARG_PROGRAM |
95 | ||
627af7ea MK |
96 | # The CLI cannot be disabled yet, but may be in the future. |
97 | ||
98 | # Enable CLI. | |
99 | AC_ARG_ENABLE(gdbcli, | |
100 | [ --disable-gdbcli disable command-line interface (CLI)], | |
101 | [case $enableval in | |
102 | yes) | |
103 | ;; | |
104 | no) | |
105 | AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;; | |
106 | *) | |
107 | AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;; | |
108 | esac], | |
109 | [enable_gdbcli=yes]) | |
110 | if test x"$enable_gdbcli" = xyes; then | |
111 | if test -d $srcdir/cli; then | |
112 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)" | |
113 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)" | |
114 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)" | |
627af7ea | 115 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)" |
627af7ea MK |
116 | fi |
117 | fi | |
118 | ||
119 | # Enable MI. | |
120 | AC_ARG_ENABLE(gdbmi, | |
121 | [ --disable-gdbmi disable machine-interface (MI)], | |
122 | [case $enableval in | |
123 | yes | no) | |
124 | ;; | |
125 | *) | |
126 | AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;; | |
127 | esac], | |
128 | [enable_gdbmi=yes]) | |
129 | if test x"$enable_gdbmi" = xyes; then | |
130 | if test -d $srcdir/mi; then | |
131 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)" | |
132 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)" | |
133 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)" | |
627af7ea | 134 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)" |
627af7ea MK |
135 | fi |
136 | fi | |
137 | ||
c324d747 AC |
138 | # FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over |
139 | # Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host | |
140 | # Makefile fragments. That's why we need to have `Hcurses' before | |
141 | # `curses'. I don't see why we should use HP curses if a more | |
142 | # standard curses is available, except that according to HP's | |
143 | # documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on | |
144 | # HP-UX 10.10 and 10.20. | |
145 | ||
146 | AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses pdcurses], [], | |
147 | [AC_MSG_WARN([no curses library found])]) | |
148 | ||
66745969 JB |
149 | # Check whether the wborder function is provided by the curses |
150 | # library detected above. In certain implementations such as | |
151 | # the HP/UX Hcurses for instance, this function is provided by an | |
152 | # additional library. So if we did not find this function inside | |
153 | # the curses library, try some alternate libraries we know might | |
154 | # provide it. | |
7613d933 JB |
155 | AC_SEARCH_LIBS(wborder, [cur_colr], [], |
156 | [AC_MSG_WARN([wborder function not found, tui will be disabled])]) | |
66745969 | 157 | |
287c1a40 MK |
158 | # Enable TUI. |
159 | AC_ARG_ENABLE(tui, | |
160 | [ --enable-tui enable full-screen terminal user interface (TUI)], | |
161 | [case $enableval in | |
162 | yes | no) | |
163 | ;; | |
164 | *) | |
165 | AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;; | |
c324d747 | 166 | esac],enable_tui=yes) |
287c1a40 MK |
167 | if test x"$enable_tui" = xyes; then |
168 | if test -d $srcdir/tui; then | |
7613d933 | 169 | if test "$ac_cv_search_initscr" != no -a "$ac_cv_search_wborder" != no; then |
c324d747 AC |
170 | CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)" |
171 | CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)" | |
172 | CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)" | |
173 | CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)" | |
174 | ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)" | |
226361c4 AC |
175 | CONFIG_ALL="${CONFIG_ALL} all-tui" |
176 | CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui" | |
177 | CONFIG_INSTALL="${CONFIG_INSTALL} install-tui" | |
178 | CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui" | |
c324d747 | 179 | fi |
287c1a40 MK |
180 | fi |
181 | fi | |
182 | ||
8ee53726 MK |
183 | # Enable gdbtk. |
184 | AC_ARG_ENABLE(gdbtk, | |
d28f9cdf | 185 | [ --enable-gdbtk enable gdbtk graphical user interface (GUI)], |
8ee53726 MK |
186 | [case $enableval in |
187 | yes | no) | |
188 | ;; | |
189 | *) | |
190 | AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;; | |
191 | esac], | |
192 | [if test -d $srcdir/gdbtk; then | |
193 | enable_gdbtk=yes | |
194 | else | |
195 | enable_gdbtk=no | |
196 | fi]) | |
197 | # We unconditionally disable gdbtk tests on selected platforms. | |
198 | case $host_os in | |
199 | go32* | windows*) | |
200 | AC_MSG_WARN([gdbtk isn't supported on $host; disabling]) | |
201 | enable_gdbtk=no ;; | |
202 | esac | |
203 | ||
0e5d83e3 JJ |
204 | # Libunwind support. |
205 | AC_ARG_WITH(libunwind, | |
206 | [ --with-libunwind Use libunwind frame unwinding support], | |
207 | [case "${withval}" in | |
208 | yes) enable_libunwind=yes ;; | |
209 | no) enable_libunwind=no ;; | |
210 | *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;; | |
211 | esac],[ | |
212 | AC_CHECK_HEADERS(libunwind.h) | |
213 | AC_CHECK_HEADERS(libunwind-ia64.h) | |
214 | if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then | |
215 | enable_libunwind=yes; | |
216 | fi | |
217 | ]) | |
218 | ||
219 | if test x"$enable_libunwind" = xyes; then | |
220 | AC_CHECK_HEADERS(libunwind.h) | |
221 | AC_CHECK_HEADERS(libunwind-ia64.h) | |
222 | AC_DEFINE(HAVE_LIBUNWIND, 1) | |
223 | CONFIG_OBS="$CONFIG_OBS libunwind-frame.o" | |
224 | CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o" | |
225 | CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c" | |
226 | fi | |
227 | ||
d28f9cdf DJ |
228 | # Profiling support. |
229 | AC_ARG_ENABLE(profiling, | |
230 | [ --enable-profiling enable profiling of GDB], | |
231 | [case $enableval in | |
232 | yes | no) | |
233 | ;; | |
234 | *) | |
235 | AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;; | |
236 | esac], | |
237 | [enable_profiling=no]) | |
238 | ||
d9feb4e7 | 239 | AC_CHECK_FUNCS(monstartup _mcleanup) |
b0b1c2c0 MK |
240 | AC_CACHE_CHECK([for _etext], ac_cv_var__etext, |
241 | [AC_TRY_LINK( | |
242 | [#include <stdlib.h> | |
243 | extern char _etext; | |
244 | ], | |
245 | [free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)]) | |
246 | if test $ac_cv_var__etext = yes; then | |
247 | AC_DEFINE(HAVE__ETEXT, 1, | |
248 | [Define to 1 if your system has the _etext variable. ]) | |
249 | fi | |
d28f9cdf | 250 | if test "$enable_profiling" = yes ; then |
d9feb4e7 DJ |
251 | if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then |
252 | AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup) | |
253 | fi | |
d28f9cdf DJ |
254 | PROFILE_CFLAGS=-pg |
255 | OLD_CFLAGS="$CFLAGS" | |
256 | CFLAGS="$CFLAGS $PROFILE_CFLAGS" | |
257 | ||
d9feb4e7 DJ |
258 | AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg, |
259 | [AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes, | |
260 | ac_cv_cc_supports_pg=no)]) | |
d28f9cdf | 261 | |
d9feb4e7 DJ |
262 | if test $ac_cv_cc_supports_pg = no; then |
263 | AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg) | |
264 | fi | |
d28f9cdf DJ |
265 | |
266 | CFLAGS="$OLD_CFLAGS" | |
267 | fi | |
268 | ||
8bb2c122 MK |
269 | # --------------------- # |
270 | # Checks for programs. # | |
271 | # --------------------- # | |
272 | ||
7a292a7a | 273 | AC_PROG_AWK |
c906108c | 274 | AC_PROG_INSTALL |
8bb2c122 MK |
275 | AC_PROG_LN_S |
276 | AC_PROG_RANLIB | |
277 | AC_PROG_YACC | |
278 | ||
c906108c | 279 | AC_CHECK_TOOL(AR, ar) |
95ca63c4 CF |
280 | AC_CHECK_TOOL(DLLTOOL, dlltool) |
281 | AC_CHECK_TOOL(WINDRES, windres) | |
c906108c | 282 | |
8bb2c122 | 283 | # Needed for GNU/Hurd. |
75c6e08a MK |
284 | AC_CHECK_TOOL(MIG, mig) |
285 | ||
9a156167 MK |
286 | # ---------------------- # |
287 | # Checks for libraries. # | |
288 | # ---------------------- # | |
289 | ||
290 | # We might need to link with -lm; most simulators need it. | |
291 | AC_CHECK_LIB(m, main) | |
292 | ||
293 | # We need to link with -lw to get `wctype' on Solaris before Solaris | |
294 | # 2.6. Solaris 2.6 and beyond have this function in libc, and have a | |
295 | # libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1 | |
296 | # is known to have this problem). Therefore we avoid libw if we can. | |
297 | AC_CHECK_FUNC(wctype, [], | |
298 | [AC_CHECK_LIB(w, wctype)]) | |
299 | ||
c890192f MK |
300 | # Some systems (e.g. Solaris) have `gethostbyname' in libnsl. |
301 | AC_SEARCH_LIBS(gethostbyname, nsl) | |
302 | ||
9a156167 MK |
303 | # Some systems (e.g. Solaris) have `socketpair' in libsocket. |
304 | AC_SEARCH_LIBS(socketpair, socket) | |
305 | ||
287c1a40 MK |
306 | # Since GDB uses Readline, we need termcap functionality, so we need |
307 | # to find a library that provides that. When GDB is configured with | |
c324d747 | 308 | # the TUI, we need full curses functionality. |
287c1a40 MK |
309 | |
310 | case $host_os in | |
311 | cygwin*) | |
312 | if test -d $srcdir/libtermcap; then | |
313 | LIBS="../libtermcap/libtermcap.a $LIBS" | |
314 | ac_cv_search_tgetent="../libtermcap/libtermcap.a" | |
315 | fi ;; | |
228a417c | 316 | go32* | *djgpp*) |
287c1a40 MK |
317 | ac_cv_search_tgetent="none required" |
318 | ;; | |
319 | aix*) | |
320 | # Readline prefers curses over termcap on AIX. | |
321 | # ??? Why? | |
322 | AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap]) | |
323 | ;; | |
324 | esac | |
325 | ||
326 | # Note: We used to check for libtermlib and libterminfo too, but | |
327 | # Readline doesn't, so I think we're safe with leaving them out. | |
328 | AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses]) | |
329 | ||
330 | if test "$ac_cv_search_tgetent" = no; then | |
331 | AC_MSG_ERROR([no termcap library found]) | |
332 | fi | |
333 | ||
5ee754fc MK |
334 | # ------------------------- # |
335 | # Checks for header files. # | |
336 | # ------------------------- # | |
c906108c | 337 | |
9608ab8b | 338 | AC_HEADER_DIRENT |
5ee754fc | 339 | AC_HEADER_STAT |
c906108c | 340 | AC_HEADER_STDC |
5ee754fc | 341 | AC_CHECK_HEADERS(link.h) |
78434e59 | 342 | AC_CHECK_HEADERS(machine/reg.h) |
5ee754fc MK |
343 | AC_CHECK_HEADERS(nlist.h) |
344 | AC_CHECK_HEADERS(poll.h sys/poll.h) | |
a2f23071 | 345 | AC_CHECK_HEADERS(proc_service.h thread_db.h gnu/libc-version.h) |
5ee754fc MK |
346 | AC_CHECK_HEADERS(stddef.h) |
347 | AC_CHECK_HEADERS(stdlib.h) | |
348 | AC_CHECK_HEADERS(stdint.h) | |
349 | AC_CHECK_HEADERS(string.h memory.h strings.h) | |
350 | AC_CHECK_HEADERS(sys/fault.h) | |
351 | AC_CHECK_HEADERS(sys/file.h) | |
352 | AC_CHECK_HEADERS(sys/filio.h) | |
353 | AC_CHECK_HEADERS(sys/ioctl.h) | |
354 | AC_CHECK_HEADERS(sys/param.h) | |
355 | AC_CHECK_HEADERS(sys/proc.h) | |
356 | AC_CHECK_HEADERS(sys/procfs.h) | |
357 | AC_CHECK_HEADERS(sys/ptrace.h ptrace.h) | |
358 | AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h) | |
359 | AC_CHECK_HEADERS(sys/select.h) | |
360 | AC_CHECK_HEADERS(sys/syscall.h) | |
361 | AC_CHECK_HEADERS(sys/user.h) | |
362 | AC_CHECK_HEADERS(sys/wait.h wait.h) | |
363 | AC_CHECK_HEADERS(termios.h termio.h sgtty.h) | |
364 | AC_CHECK_HEADERS(unistd.h) | |
365 | ||
366 | # On Solaris 2.[78], we need to define _MSE_INT_H to avoid a clash | |
367 | # between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to | |
368 | # think that we don't have <curses.h> if we're using GCC. | |
369 | case $host_os in | |
370 | solaris2.[[78]]) | |
371 | if test "$GCC" = yes; then | |
372 | AC_DEFINE(_MSE_INT_H, 1, | |
373 | [[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on | |
374 | Solaris 2.[78] when using GCC. ]]) | |
375 | fi ;; | |
376 | esac | |
377 | AC_CHECK_HEADERS(curses.h ncurses.h term.h) | |
378 | ||
379 | # FIXME: kettenis/20030102: In most cases we include these | |
380 | # unconditionally, so what's the point in checking these? | |
381 | AC_CHECK_HEADERS(ctype.h time.h) | |
382 | ||
40a7debc EZ |
383 | dnl Check for struct stat with an st_blocks member |
384 | AC_MSG_CHECKING(for member st_blocks in struct stat) | |
385 | AC_CACHE_VAL(gdb_cv_have_struct_stat_with_st_blocks_member, | |
386 | [AC_TRY_COMPILE([#include <sys/types.h> | |
387 | #include <sys/stat.h>], | |
388 | [struct stat st; (void) st.st_blocks;], | |
389 | gdb_cv_have_struct_stat_with_st_blocks_member=yes, | |
390 | gdb_cv_have_struct_stat_with_st_blocks_member=no)]) | |
391 | AC_MSG_RESULT($gdb_cv_have_struct_stat_with_st_blocks_member) | |
392 | if test $gdb_cv_have_struct_stat_with_st_blocks_member = yes; then | |
393 | AC_DEFINE(HAVE_STRUCT_STAT_ST_BLOCKS) | |
394 | fi | |
b9362cc7 AC |
395 | # ------------------------- # |
396 | # Checks for declarations. # | |
397 | # ------------------------- # | |
398 | ||
399 | gcc_AC_CHECK_DECLS(getopt) | |
400 | ||
5ee754fc MK |
401 | # ------------------ # |
402 | # Checks for types. # | |
403 | # ------------------ # | |
c906108c | 404 | |
5ee754fc MK |
405 | AC_TYPE_SIGNAL |
406 | ||
407 | # ------------------------------------- # | |
408 | # Checks for compiler characteristics. # | |
409 | # ------------------------------------- # | |
c906108c SS |
410 | |
411 | AC_C_CONST | |
bce58c09 | 412 | AC_C_INLINE |
c906108c | 413 | |
5ee754fc MK |
414 | # ------------------------------ # |
415 | # Checks for library functions. # | |
416 | # ------------------------------ # | |
417 | ||
c906108c | 418 | AC_FUNC_ALLOCA |
97bf5e38 | 419 | AC_FUNC_MMAP |
46711df8 | 420 | AC_FUNC_VFORK |
97bf5e38 MK |
421 | AC_CHECK_FUNCS(canonicalize_file_name realpath) |
422 | AC_CHECK_FUNCS(poll) | |
14abd0fb | 423 | AC_CHECK_FUNCS(pread64) |
97bf5e38 MK |
424 | AC_CHECK_FUNCS(sbrk) |
425 | AC_CHECK_FUNCS(setpgid setpgrp) | |
e1ea1d75 | 426 | AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask) |
97bf5e38 | 427 | AC_CHECK_FUNCS(socketpair) |
b757528f | 428 | AC_CHECK_FUNCS(syscall) |
97bf5e38 | 429 | |
72473524 DJ |
430 | dnl AC_FUNC_SETPGRP does not work when cross compiling |
431 | dnl Instead, assume we will have a prototype for setpgrp if cross compiling. | |
432 | if test "$cross_compiling" = no; then | |
433 | AC_FUNC_SETPGRP | |
434 | else | |
435 | AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void, | |
436 | [AC_TRY_COMPILE([ | |
437 | #include <unistd.h> | |
438 | ], [ | |
439 | if (setpgrp(1,1) == -1) | |
440 | exit (0); | |
441 | else | |
442 | exit (1); | |
443 | ], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)]) | |
444 | if test $ac_cv_func_setpgrp_void = yes; then | |
445 | AC_DEFINE(SETPGRP_VOID, 1) | |
446 | fi | |
447 | fi | |
c906108c | 448 | |
2b2d558c MK |
449 | # Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do |
450 | # since sigsetjmp might only be defined as a macro. | |
451 | AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp, | |
452 | [AC_TRY_COMPILE([ | |
453 | #include <setjmp.h> | |
454 | ], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);], | |
455 | gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)]) | |
456 | if test $gdb_cv_func_sigsetjmp = yes; then | |
457 | AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ]) | |
458 | fi | |
459 | ||
06825bd1 MK |
460 | # Assume we'll default to using the included libiberty regex. |
461 | gdb_use_included_regex=yes | |
462 | ||
463 | # However, if the system regex is GNU regex, then default to *not* | |
464 | # using the included regex. | |
465 | AC_CACHE_CHECK( | |
466 | [for GNU regex], | |
467 | [gdb_cv_have_gnu_regex], | |
468 | [AC_TRY_COMPILE( | |
469 | [#include <gnu-versions.h>], | |
470 | [#define REGEX_INTERFACE_VERSION 1 | |
471 | #if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION | |
472 | # error "Version mismatch" | |
473 | #endif], | |
474 | gdb_cv_have_gnu_regex=yes, | |
475 | gdb_cv_have_gnu_regex=no)]) | |
476 | if test $gdb_cv_have_gnu_regex = yes; then | |
477 | gdb_use_included_regex=no | |
478 | fi | |
479 | ||
480 | AC_ARG_WITH(included-regex, | |
481 | [ --without-included-regex don't use included regex; this is the default | |
482 | on systems with version 2 of the GNU C library | |
483 | (use with caution on other system)], | |
484 | gdb_with_regex=$withval, | |
485 | gdb_with_regex=$gdb_use_included_regex) | |
486 | if test "$gdb_with_regex" = yes; then | |
487 | AC_DEFINE(USE_INCLUDED_REGEX, 1, | |
488 | [Define to 1 if the regex included in libiberty should be used.]) | |
489 | fi | |
490 | ||
78434e59 MK |
491 | # See if <machine/reg.h> degines `struct reg'. |
492 | AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg, | |
493 | [AC_TRY_COMPILE([#include <sys/types.h> | |
494 | #include <machine/reg.h>], [struct reg r;], | |
495 | gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)]) | |
496 | if test $gdb_cv_struct_reg = yes; then | |
497 | AC_DEFINE(HAVE_STRUCT_REG, 1, | |
498 | [Define to 1 if your system has struct reg in <machine/reg.h>.]) | |
499 | fi | |
500 | ||
0afdd437 | 501 | # See if <machine/reg.h> supports the %fs and %gs i386 segment registers. |
7dfa765c | 502 | # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'. |
422ea4b8 | 503 | AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs, |
7dfa765c | 504 | [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;], |
422ea4b8 MK |
505 | gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)]) |
506 | if test $gdb_cv_struct_reg_r_fs = yes; then | |
507 | AC_DEFINE(HAVE_STRUCT_REG_R_FS) | |
7dfa765c | 508 | fi |
422ea4b8 | 509 | AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs, |
7dfa765c | 510 | [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;], |
422ea4b8 MK |
511 | gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)]) |
512 | if test $gdb_cv_struct_reg_r_gs = yes; then | |
513 | AC_DEFINE(HAVE_STRUCT_REG_R_GS) | |
7dfa765c MK |
514 | fi |
515 | ||
0afdd437 | 516 | # See if <sys/ptrace.h> provides the PTRACE_GETREGS request. |
f60300e7 MK |
517 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
518 | AC_CACHE_VAL(gdb_cv_have_ptrace_getregs, | |
519 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], | |
520 | [PTRACE_GETREGS;], | |
521 | [gdb_cv_have_ptrace_getregs=yes], | |
522 | [gdb_cv_have_ptrace_getregs=no])]) | |
523 | AC_MSG_RESULT($gdb_cv_have_ptrace_getregs) | |
524 | if test $gdb_cv_have_ptrace_getregs = yes; then | |
525 | AC_DEFINE(HAVE_PTRACE_GETREGS) | |
526 | fi | |
527 | ||
0afdd437 | 528 | # See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request. |
6ce2ac0b MK |
529 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) |
530 | AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs, | |
5c44784c | 531 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], |
6ce2ac0b MK |
532 | [PTRACE_GETFPXREGS;], |
533 | [gdb_cv_have_ptrace_getfpxregs=yes], | |
534 | [gdb_cv_have_ptrace_getfpxregs=no])]) | |
535 | AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs) | |
536 | if test $gdb_cv_have_ptrace_getfpxregs = yes; then | |
537 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS) | |
5c44784c JM |
538 | fi |
539 | ||
0afdd437 MK |
540 | # See if <sys/ptrace.h> provides the PT_GETDBREGS request. |
541 | AC_MSG_CHECKING(for PT_GETDBREGS) | |
542 | AC_CACHE_VAL(gdb_cv_have_pt_getdbregs, | |
543 | [AC_TRY_COMPILE([#include <sys/types.h> | |
544 | #include <sys/ptrace.h>], | |
545 | [PT_GETDBREGS;], | |
546 | [gdb_cv_have_pt_getdbregs=yes], | |
547 | [gdb_cv_have_pt_getdbregs=no])]) | |
548 | AC_MSG_RESULT($gdb_cv_have_pt_getdbregs) | |
549 | if test $gdb_cv_have_pt_getdbregs = yes; then | |
550 | AC_DEFINE(HAVE_PT_GETDBREGS) | |
551 | fi | |
552 | ||
7e89e357 JT |
553 | # See if <sys/ptrace.h> provides the PT_GETXMMREGS request. |
554 | AC_MSG_CHECKING(for PT_GETXMMREGS) | |
555 | AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs, | |
556 | [AC_TRY_COMPILE([#include <sys/types.h> | |
557 | #include <sys/ptrace.h>], | |
558 | [PT_GETXMMREGS;], | |
559 | [gdb_cv_have_pt_getxmmregs=yes], | |
560 | [gdb_cv_have_pt_getxmmregs=no])]) | |
561 | AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs) | |
562 | if test $gdb_cv_have_pt_getxmmregs = yes; then | |
563 | AC_DEFINE(HAVE_PT_GETXMMREGS) | |
564 | fi | |
565 | ||
27ca5dad MC |
566 | # See if stdint.h provides the uintptr_t type. |
567 | # Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this. | |
568 | AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t, | |
569 | [AC_TRY_COMPILE( | |
570 | [#include <stdint.h>], | |
571 | [uintptr_t foo = 0;], | |
572 | gdb_cv_have_uintptr_t=yes, | |
573 | gdb_cv_have_uintptr_t=no)]) | |
27ca5dad MC |
574 | if test $gdb_cv_have_uintptr_t = yes; then |
575 | AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.]) | |
576 | fi | |
0afdd437 | 577 | |
c906108c SS |
578 | BFD_NEED_DECLARATION(malloc) |
579 | BFD_NEED_DECLARATION(realloc) | |
580 | BFD_NEED_DECLARATION(free) | |
581 | BFD_NEED_DECLARATION(strerror) | |
582 | BFD_NEED_DECLARATION(strdup) | |
b83266a0 | 583 | BFD_NEED_DECLARATION(strstr) |
a4db0f07 | 584 | BFD_NEED_DECLARATION(canonicalize_file_name) |
c906108c SS |
585 | |
586 | # The following save_state_t checkery is only necessary for HPUX | |
587 | # versions earlier than 10.20. When those fade from memory, this | |
588 | # could be expunged. --jsm 1999-03-22 | |
589 | ||
590 | AC_MSG_CHECKING(for HPUX save_state structure) | |
591 | AC_EGREP_HEADER(save_state_t, machine/save_state.h, | |
592 | gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no) | |
593 | AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes, | |
594 | gdb_cv_hpux_sswide=no) | |
595 | if test $gdb_cv_hpux_savestate = yes | |
596 | then | |
597 | AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1) | |
598 | fi | |
599 | if test $gdb_cv_hpux_sswide = yes | |
600 | then | |
601 | AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1) | |
602 | fi | |
603 | AC_MSG_RESULT($gdb_cv_hpux_sswide) | |
604 | ||
605 | ||
606 | # If we are configured native on GNU/Linux, work around problems with | |
607 | # sys/procfs.h | |
c3f6f71d | 608 | # Also detect which type of /proc is in use, such as for Unixware or Solaris. |
c906108c SS |
609 | |
610 | if test "${target}" = "${host}"; then | |
611 | case "${host}" in | |
612 | i[[3456]]86-*-linux*) | |
613 | AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2) | |
614 | AC_DEFINE(sys_quotactl) | |
615 | ;; | |
596c9d4b KB |
616 | ia64-*-aix*) |
617 | AC_DEFINE(NEW_PROC_API) | |
618 | ;; | |
1045b512 | 619 | *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* ) |
c3f6f71d JM |
620 | AC_DEFINE(NEW_PROC_API) |
621 | ;; | |
e7c61be3 | 622 | *-*-solaris2.[[6789]]) |
c3f6f71d JM |
623 | AC_DEFINE(NEW_PROC_API) |
624 | ;; | |
c906108c | 625 | esac |
c906108c SS |
626 | fi |
627 | ||
628 | if test "$ac_cv_header_sys_procfs_h" = yes; then | |
629 | BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t) | |
630 | BFD_HAVE_SYS_PROCFS_TYPE(prrun_t) | |
631 | BFD_HAVE_SYS_PROCFS_TYPE(gregset_t) | |
632 | BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t) | |
83d37ec8 MK |
633 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) |
634 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) | |
23e04971 MS |
635 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t) |
636 | BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t) | |
83d37ec8 MK |
637 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) |
638 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) | |
596c9d4b KB |
639 | BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t) |
640 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t) | |
641 | BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t) | |
642 | BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t) | |
c906108c | 643 | |
23e04971 | 644 | |
d84dd0c5 MK |
645 | dnl Check for broken prfpregset_t type |
646 | ||
647 | dnl For Linux/i386, glibc 2.1.3 was released with a bogus | |
648 | dnl prfpregset_t type (it's a typedef for the pointer to a struct | |
649 | dnl instead of the struct itself). We detect this here, and work | |
a3007b6f | 650 | dnl around it in gdb_proc_service.h. |
d84dd0c5 MK |
651 | |
652 | if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then | |
653 | AC_MSG_CHECKING(whether prfpregset_t type is broken) | |
654 | AC_CACHE_VAL(gdb_cv_prfpregset_t_broken, | |
655 | [AC_TRY_RUN([#include <sys/procfs.h> | |
656 | int main () | |
657 | { | |
658 | if (sizeof (prfpregset_t) == sizeof (void *)) | |
659 | return 1; | |
660 | return 0; | |
661 | }], | |
662 | gdb_cv_prfpregset_t_broken=no, | |
663 | gdb_cv_prfpregset_t_broken=yes, | |
664 | gdb_cv_prfpregset_t_broken=yes)]) | |
665 | AC_MSG_RESULT($gdb_cv_prfpregset_t_broken) | |
666 | if test $gdb_cv_prfpregset_t_broken = yes; then | |
667 | AC_DEFINE(PRFPREGSET_T_BROKEN) | |
668 | fi | |
669 | fi | |
670 | ||
c906108c SS |
671 | dnl Check for PIOCSET ioctl entry |
672 | ||
673 | AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h) | |
674 | AC_CACHE_VAL(gdb_cv_have_procfs_piocset, | |
675 | [AC_TRY_COMPILE([#include <unistd.h> | |
676 | #include <sys/types.h> | |
677 | #include <sys/procfs.h> | |
678 | ], [ | |
679 | int dummy;; | |
680 | dummy = ioctl(0, PIOCSET, &dummy); | |
681 | ], | |
682 | gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)]) | |
683 | AC_MSG_RESULT($gdb_cv_have_procfs_piocset) | |
684 | if test $gdb_cv_have_procfs_piocset = yes; then | |
685 | AC_DEFINE(HAVE_PROCFS_PIOCSET) | |
686 | fi | |
687 | fi | |
688 | ||
d45fe813 KB |
689 | dnl For native ports (host == target), check to see what kind of |
690 | dnl legacy link.h support is needed. (See solib-legacy.c.) | |
691 | if test ${host} = ${target} ; then | |
692 | dnl Check for struct link_map with l_ members which are indicative | |
693 | dnl of SVR4-like shared libraries | |
694 | ||
695 | AC_MSG_CHECKING(for member l_addr in struct link_map) | |
696 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members, | |
697 | [AC_TRY_COMPILE([#include <link.h>], | |
698 | [struct link_map lm; (void) lm.l_addr;], | |
699 | gdb_cv_have_struct_link_map_with_l_members=yes, | |
700 | gdb_cv_have_struct_link_map_with_l_members=no)]) | |
701 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members) | |
702 | if test $gdb_cv_have_struct_link_map_with_l_members = yes; then | |
703 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS) | |
704 | fi | |
705 | ||
706 | dnl Check for struct link_map with lm_ members which are indicative | |
707 | dnl of SunOS-like shared libraries | |
708 | ||
709 | AC_MSG_CHECKING(for member lm_addr in struct link_map) | |
710 | AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members, | |
711 | [AC_TRY_COMPILE([#include <sys/types.h> | |
712 | #include <link.h>], | |
713 | [struct link_map lm; (void) lm.lm_addr;], | |
714 | gdb_cv_have_struct_link_map_with_lm_members=yes, | |
715 | gdb_cv_have_struct_link_map_with_lm_members=no)]) | |
716 | AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members) | |
717 | if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then | |
718 | AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS) | |
719 | fi | |
720 | ||
721 | dnl Check for struct so_map with som_ members which are found on | |
722 | dnl some *BSD systems. | |
723 | ||
724 | AC_MSG_CHECKING(for member som_addr in struct so_map) | |
725 | AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members, | |
726 | [AC_TRY_COMPILE([#include <sys/types.h> | |
39812ceb C |
727 | #ifdef HAVE_NLIST_H |
728 | #include <nlist.h> | |
729 | #endif | |
d45fe813 KB |
730 | #include <link.h>], |
731 | [struct so_map lm; (void) lm.som_addr;], | |
732 | gdb_cv_have_struct_so_map_with_som_members=yes, | |
733 | gdb_cv_have_struct_so_map_with_som_members=no)]) | |
734 | AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members) | |
735 | if test $gdb_cv_have_struct_so_map_with_som_members = yes; then | |
736 | AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS) | |
737 | fi | |
738 | ||
739 | dnl Check for struct link_map32 type, which allows a 64-bit Solaris | |
740 | dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries. | |
741 | ||
742 | AC_MSG_CHECKING(for struct link_map32 in sys/link.h) | |
743 | AC_CACHE_VAL(gdb_cv_have_struct_link_map32, | |
744 | [AC_TRY_COMPILE([#define _SYSCALL32 | |
745 | #include <sys/link.h>], [struct link_map32 l;], | |
746 | gdb_cv_have_struct_link_map32=yes, | |
747 | gdb_cv_have_struct_link_map32=no)]) | |
748 | AC_MSG_RESULT($gdb_cv_have_struct_link_map32) | |
749 | if test $gdb_cv_have_struct_link_map32 = yes; then | |
750 | AC_DEFINE(HAVE_STRUCT_LINK_MAP32) | |
943c9c25 | 751 | AC_DEFINE(_SYSCALL32) |
d45fe813 KB |
752 | fi |
753 | fi | |
754 | ||
c906108c SS |
755 | dnl See if compiler supports "long long" type. |
756 | ||
757 | AC_MSG_CHECKING(for long long support in compiler) | |
758 | AC_CACHE_VAL(gdb_cv_c_long_long, | |
759 | [AC_TRY_COMPILE(, [ | |
760 | extern long long foo; | |
761 | switch (foo & 2) { case 0: return 1; } | |
762 | ], | |
763 | gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)]) | |
764 | AC_MSG_RESULT($gdb_cv_c_long_long) | |
765 | if test $gdb_cv_c_long_long = yes; then | |
766 | AC_DEFINE(CC_HAS_LONG_LONG) | |
767 | fi | |
768 | ||
769 | dnl See if the compiler and runtime support printing long long | |
770 | ||
771 | AC_MSG_CHECKING(for long long support in printf) | |
772 | AC_CACHE_VAL(gdb_cv_printf_has_long_long, | |
773 | [AC_TRY_RUN([ | |
774 | int main () { | |
775 | char buf[32]; | |
776 | long long l = 0; | |
777 | l = (l << 16) + 0x0123; | |
778 | l = (l << 16) + 0x4567; | |
779 | l = (l << 16) + 0x89ab; | |
780 | l = (l << 16) + 0xcdef; | |
781 | sprintf (buf, "0x%016llx", l); | |
782 | return (strcmp ("0x0123456789abcdef", buf)); | |
783 | }], | |
784 | gdb_cv_printf_has_long_long=yes, | |
785 | gdb_cv_printf_has_long_long=no, | |
786 | gdb_cv_printf_has_long_long=no)]) | |
787 | if test $gdb_cv_printf_has_long_long = yes; then | |
788 | AC_DEFINE(PRINTF_HAS_LONG_LONG) | |
789 | fi | |
790 | AC_MSG_RESULT($gdb_cv_printf_has_long_long) | |
791 | ||
792 | dnl See if compiler supports "long double" type. Can't use AC_C_LONG_DOUBLE | |
793 | dnl because autoconf complains about cross-compilation issues. However, this | |
794 | dnl code uses the same variables as the macro for compatibility. | |
795 | ||
796 | AC_MSG_CHECKING(for long double support in compiler) | |
797 | AC_CACHE_VAL(ac_cv_c_long_double, | |
798 | [AC_TRY_COMPILE(, [long double foo;], | |
799 | ac_cv_c_long_double=yes, ac_cv_c_long_double=no)]) | |
800 | AC_MSG_RESULT($ac_cv_c_long_double) | |
801 | if test $ac_cv_c_long_double = yes; then | |
802 | AC_DEFINE(HAVE_LONG_DOUBLE) | |
803 | fi | |
804 | ||
805 | dnl See if the compiler and runtime support printing long doubles | |
806 | ||
807 | AC_MSG_CHECKING(for long double support in printf) | |
808 | AC_CACHE_VAL(gdb_cv_printf_has_long_double, | |
809 | [AC_TRY_RUN([ | |
810 | int main () { | |
811 | char buf[16]; | |
812 | long double f = 3.141592653; | |
813 | sprintf (buf, "%Lg", f); | |
814 | return (strncmp ("3.14159", buf, 7)); | |
815 | }], | |
816 | gdb_cv_printf_has_long_double=yes, | |
817 | gdb_cv_printf_has_long_double=no, | |
818 | gdb_cv_printf_has_long_double=no)]) | |
819 | if test $gdb_cv_printf_has_long_double = yes; then | |
820 | AC_DEFINE(PRINTF_HAS_LONG_DOUBLE) | |
821 | fi | |
822 | AC_MSG_RESULT($gdb_cv_printf_has_long_double) | |
823 | ||
824 | dnl See if the compiler and runtime support scanning long doubles | |
825 | ||
826 | AC_MSG_CHECKING(for long double support in scanf) | |
827 | AC_CACHE_VAL(gdb_cv_scanf_has_long_double, | |
828 | [AC_TRY_RUN([ | |
829 | int main () { | |
830 | char *buf = "3.141592653"; | |
831 | long double f = 0; | |
832 | sscanf (buf, "%Lg", &f); | |
833 | return !(f > 3.14159 && f < 3.14160); | |
834 | }], | |
835 | gdb_cv_scanf_has_long_double=yes, | |
836 | gdb_cv_scanf_has_long_double=no, | |
837 | gdb_cv_scanf_has_long_double=no)]) | |
838 | if test $gdb_cv_scanf_has_long_double = yes; then | |
839 | AC_DEFINE(SCANF_HAS_LONG_DOUBLE) | |
840 | fi | |
841 | AC_MSG_RESULT($gdb_cv_scanf_has_long_double) | |
842 | ||
438013df AO |
843 | case ${host_os} in |
844 | aix*) | |
845 | AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [ | |
846 | SAVE_LDFLAGS=$LDFLAGS | |
847 | ||
848 | case $GCC in | |
849 | yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;; | |
850 | *) gdb_cv_bigtoc=-bbigtoc ;; | |
851 | esac | |
852 | ||
853 | LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc | |
854 | AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=]) | |
855 | ]) | |
856 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}" | |
857 | ;; | |
858 | esac | |
859 | ||
c906108c | 860 | |
d92419e5 JB |
861 | dnl For certain native configurations, we need to check whether thread |
862 | dnl support can be built in or not. | |
863 | dnl | |
864 | dnl Note that we only want this if we are both native (host == target), | |
865 | dnl and not doing a canadian cross build (build == host). | |
c906108c SS |
866 | |
867 | if test ${build} = ${host} -a ${host} = ${target} ; then | |
868 | case ${host_os} in | |
869 | hpux*) | |
870 | AC_MSG_CHECKING(for HPUX/OSF thread support) | |
871 | if test -f /usr/include/dce/cma_config.h ; then | |
872 | if test "$GCC" = "yes" ; then | |
873 | AC_MSG_RESULT(yes) | |
874 | AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT) | |
3483b318 | 875 | CONFIG_OBS="${CONFIG_OBS} hpux-thread.o" |
c906108c SS |
876 | CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c" |
877 | else | |
878 | AC_MSG_RESULT(no (suppressed because you are not using GCC)) | |
879 | fi | |
880 | else | |
881 | AC_MSG_RESULT(no) | |
882 | fi | |
883 | ;; | |
884 | solaris*) | |
d92419e5 JB |
885 | # See if thread_db library is around for Solaris thread debugging. |
886 | # Note that we must explicitly test for version 1 of the library | |
887 | # because version 0 (present on Solaris 2.4 or earlier) doesn't have | |
888 | # the same API. | |
c906108c SS |
889 | AC_MSG_CHECKING(for Solaris thread debugging library) |
890 | if test -f /usr/lib/libthread_db.so.1 ; then | |
891 | AC_MSG_RESULT(yes) | |
892 | AC_DEFINE(HAVE_THREAD_DB_LIB) | |
3483b318 | 893 | CONFIG_OBS="${CONFIG_OBS} sol-thread.o" |
c906108c SS |
894 | CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c" |
895 | AC_CHECK_LIB(dl, dlopen) | |
896 | if test "$GCC" = "yes" ; then | |
897 | # The GNU linker requires the -export-dynamic option to make | |
898 | # all symbols visible in the dynamic symbol table. | |
899 | hold_ldflags=$LDFLAGS | |
900 | AC_MSG_CHECKING(for the ld -export-dynamic flag) | |
901 | LDFLAGS="${LDFLAGS} -Wl,-export-dynamic" | |
902 | AC_TRY_LINK(, [int i;], found=yes, found=no) | |
903 | LDFLAGS=$hold_ldflags | |
904 | AC_MSG_RESULT($found) | |
905 | if test $found = yes; then | |
906 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic" | |
907 | fi | |
908 | fi | |
909 | # Sun randomly tweaked the prototypes in <proc_service.h> | |
910 | # at one point. | |
911 | AC_MSG_CHECKING(if <proc_service.h> is old) | |
912 | AC_CACHE_VAL(gdb_cv_proc_service_is_old,[ | |
913 | AC_TRY_COMPILE([ | |
914 | #include <proc_service.h> | |
915 | ps_err_e ps_pdwrite | |
916 | (struct ps_prochandle*, psaddr_t, const void*, size_t); | |
917 | ],, gdb_cv_proc_service_is_old=no, | |
918 | gdb_cv_proc_service_is_old=yes) | |
919 | ]) | |
920 | AC_MSG_RESULT($gdb_cv_proc_service_is_old) | |
921 | if test $gdb_cv_proc_service_is_old = yes; then | |
922 | AC_DEFINE(PROC_SERVICE_IS_OLD) | |
923 | fi | |
924 | else | |
925 | AC_MSG_RESULT(no) | |
926 | fi | |
927 | ;; | |
d92419e5 JB |
928 | aix*) |
929 | AC_MSG_CHECKING(for AiX thread debugging library) | |
930 | AC_CACHE_VAL(gdb_cv_have_aix_thread_debug, | |
931 | [AC_TRY_COMPILE([#include <sys/pthdebug.h>], | |
932 | [#ifndef PTHDB_VERSION_3 | |
933 | #error | |
934 | #endif], | |
935 | gdb_cv_have_aix_thread_debug=yes, | |
936 | gdb_cv_have_aix_thread_debug=no)]) | |
937 | AC_MSG_RESULT($gdb_cv_have_aix_thread_debug) | |
938 | if test $gdb_cv_have_aix_thread_debug = yes; then | |
939 | CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c" | |
3483b318 | 940 | CONFIG_OBS="${CONFIG_OBS} aix-thread.o" |
d92419e5 JB |
941 | CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug" |
942 | fi | |
943 | ;; | |
c906108c SS |
944 | esac |
945 | AC_SUBST(CONFIG_LDFLAGS) | |
946 | fi | |
947 | ||
3f47be5c EZ |
948 | dnl See if we have a thread_db header file that has TD_NOTALLOC. |
949 | if test "x$ac_cv_header_thread_db_h" = "xyes"; then | |
950 | AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC], | |
951 | gdb_cv_thread_db_h_has_td_notalloc, | |
952 | AC_TRY_COMPILE( | |
953 | [#include <thread_db.h>], | |
954 | [int i = TD_NOTALLOC;], | |
955 | gdb_cv_thread_db_h_has_td_notalloc=yes, | |
956 | gdb_cv_thread_db_h_has_td_notalloc=no | |
957 | ) | |
958 | ) | |
959 | fi | |
960 | if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then | |
961 | AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1, | |
962 | [Define if <thread_db.h> has the TD_NOTALLOC error code.]) | |
963 | fi | |
964 | ||
b757528f JJ |
965 | dnl See if we have a sys/syscall header file that has __NR_tkill. |
966 | if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then | |
967 | AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill], | |
968 | gdb_cv_sys_syscall_h_has_tkill, | |
969 | AC_TRY_COMPILE( | |
970 | [#include <sys/syscall.h>], | |
971 | [int i = __NR_tkill;], | |
972 | gdb_cv_sys_syscall_h_has_tkill=yes, | |
973 | gdb_cv_sys_syscall_h_has_tkill=no | |
974 | ) | |
975 | ) | |
976 | fi | |
977 | dnl See if we can issue tkill syscall. | |
978 | if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then | |
979 | AC_DEFINE(HAVE_TKILL_SYSCALL, 1, | |
980 | [Define if we can use the tkill syscall.]) | |
981 | fi | |
982 | ||
c906108c | 983 | dnl Handle optional features that can be enabled. |
fb40c209 | 984 | |
030292b7 DJ |
985 | AC_ARG_WITH(sysroot, |
986 | [ --with-sysroot[=DIR] Search for usr/lib et al within DIR.], | |
987 | [ | |
988 | case ${with_sysroot} in | |
715d1656 | 989 | yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;; |
030292b7 DJ |
990 | *) TARGET_SYSTEM_ROOT=$with_sysroot ;; |
991 | esac | |
992 | ||
993 | TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"' | |
994 | ||
995 | if test "x$exec_prefix" = xNONE; then | |
996 | if test "x$prefix" = xNONE; then | |
997 | test_prefix=/usr/local | |
998 | else | |
999 | test_prefix=$prefix | |
1000 | fi | |
1001 | else | |
1002 | test_prefix=$exec_prefix | |
1003 | fi | |
1004 | case ${TARGET_SYSTEM_ROOT} in | |
715d1656 AO |
1005 | "${test_prefix}"|"${test_prefix}/"*|\ |
1006 | '${exec_prefix}'|'${exec_prefix}/'*) | |
030292b7 DJ |
1007 | t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE" |
1008 | TARGET_SYSTEM_ROOT_DEFINE="$t" | |
1009 | ;; | |
1010 | esac | |
1011 | ], [ | |
1012 | TARGET_SYSTEM_ROOT= | |
1013 | TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"' | |
1014 | ]) | |
1015 | AC_SUBST(TARGET_SYSTEM_ROOT) | |
1016 | AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE) | |
1017 | ||
3b851bce AC |
1018 | # NOTE: Don't add -Wall or -Wunused, they both include |
1019 | # -Wunused-parameter which reports bogus warnings. | |
1020 | # NOTE: If you add to this list, remember to update | |
1021 | # gdb/doc/gdbint.texinfo. | |
1decb323 | 1022 | build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \ |
0f0cffd2 | 1023 | -Wformat -Wparentheses -Wpointer-arith -Wuninitialized -Wformat-nonliteral \ |
4566dfcf | 1024 | -Wunused-label -Wunused-function" |
d8038014 | 1025 | # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs |
0f0cffd2 | 1026 | # -Wunused-function -Wunused-variable -Wunused-value |
93d56215 | 1027 | # -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual |
d8038014 AC |
1028 | # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes |
1029 | # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls | |
1030 | # -Woverloaded-virtual -Winline -Werror" | |
c906108c SS |
1031 | AC_ARG_ENABLE(build-warnings, |
1032 | [ --enable-build-warnings Enable build-time compiler warnings if gcc is used], | |
1decb323 | 1033 | [case "${enableval}" in |
c906108c SS |
1034 | yes) ;; |
1035 | no) build_warnings="-w";; | |
1036 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1037 | build_warnings="${build_warnings} ${t}";; | |
1038 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1039 | build_warnings="${t} ${build_warnings}";; | |
1040 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
d4f3574e SS |
1041 | esac |
1042 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
746a987d | 1043 | echo "Setting compiler warning flags = $build_warnings" 6>&1 |
1decb323 | 1044 | fi])dnl |
3b851bce AC |
1045 | AC_ARG_ENABLE(gdb-build-warnings, |
1046 | [ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used], | |
1047 | [case "${enableval}" in | |
1048 | yes) ;; | |
1049 | no) build_warnings="-w";; | |
1050 | ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1051 | build_warnings="${build_warnings} ${t}";; | |
1052 | *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` | |
1053 | build_warnings="${t} ${build_warnings}";; | |
1054 | *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
1055 | esac | |
1056 | if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then | |
1057 | echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1 | |
1058 | fi])dnl | |
104c1213 JM |
1059 | WARN_CFLAGS="" |
1060 | WERROR_CFLAGS="" | |
c906108c SS |
1061 | if test "x${build_warnings}" != x -a "x$GCC" = xyes |
1062 | then | |
746a987d AC |
1063 | AC_MSG_CHECKING(compiler warning flags) |
1064 | # Separate out the -Werror flag as some files just cannot be | |
1065 | # compiled with it enabled. | |
1066 | for w in ${build_warnings}; do | |
1067 | case $w in | |
1068 | -Werr*) WERROR_CFLAGS=-Werror ;; | |
1069 | *) # Check that GCC accepts it | |
4536bbc6 AC |
1070 | saved_CFLAGS="$CFLAGS" |
1071 | CFLAGS="$CFLAGS $w" | |
1072 | AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",) | |
1073 | CFLAGS="$saved_CFLAGS" | |
746a987d AC |
1074 | esac |
1075 | done | |
1076 | AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS}) | |
1decb323 | 1077 | fi |
c906108c | 1078 | AC_SUBST(WARN_CFLAGS) |
104c1213 | 1079 | AC_SUBST(WERROR_CFLAGS) |
c906108c | 1080 | |
7a292a7a SS |
1081 | # In the Cygwin environment, we need some additional flags. |
1082 | AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin, | |
1083 | [AC_EGREP_CPP(lose, [ | |
1084 | #if defined (__CYGWIN__) || defined (__CYGWIN32__) | |
1085 | lose | |
1086 | #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])]) | |
1087 | ||
aff38e61 AC |
1088 | |
1089 | dnl Figure out which of the many generic ser-*.c files the _host_ supports. | |
1090 | SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o" | |
1091 | case ${host} in | |
95cbc983 AC |
1092 | *go32* ) SER_HARDWIRE=ser-go32.o ;; |
1093 | *djgpp* ) SER_HARDWIRE=ser-go32.o ;; | |
aff38e61 AC |
1094 | esac |
1095 | AC_SUBST(SER_HARDWIRE) | |
1096 | ||
cd0fc7c3 SS |
1097 | # libreadline needs libuser32.a in a cygwin environment |
1098 | WIN32LIBS= | |
1099 | if test x$gdb_cv_os_cygwin = xyes; then | |
c5394b80 JM |
1100 | WIN32LIBS="-luser32" |
1101 | case "${target}" in | |
1102 | *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp" | |
1103 | ;; | |
1104 | esac | |
cd0fc7c3 SS |
1105 | fi |
1106 | AC_SUBST(WIN32LIBS) | |
7a292a7a | 1107 | |
3fc11d3e JM |
1108 | LIBGUI="../libgui/src/libgui.a" |
1109 | GUI_CFLAGS_X="-I${srcdir}/../libgui/src" | |
1110 | AC_SUBST(LIBGUI) | |
1111 | AC_SUBST(GUI_CFLAGS_X) | |
7a292a7a | 1112 | |
3fc11d3e JM |
1113 | WIN32LDAPP= |
1114 | AC_SUBST(WIN32LIBS) | |
1115 | AC_SUBST(WIN32LDAPP) | |
1116 | ||
1117 | configdir="unix" | |
1118 | ||
1119 | GDBTKLIBS= | |
1120 | if test "${enable_gdbtk}" = "yes"; then | |
1121 | ||
d1c3b63a KS |
1122 | # Gdbtk must have an absolute path to srcdir in order to run |
1123 | # properly when not installed. | |
1124 | here=`pwd` | |
1125 | cd ${srcdir} | |
1126 | GDBTK_SRC_DIR=`pwd` | |
1127 | cd $here | |
1128 | ||
3fc11d3e JM |
1129 | CY_AC_PATH_TCLCONFIG |
1130 | if test -z "${no_tcl}"; then | |
1131 | CY_AC_LOAD_TCLCONFIG | |
1132 | CY_AC_PATH_TKCONFIG | |
1133 | ||
dd2504ab JM |
1134 | # now look for Tcl library stuff |
1135 | ||
1136 | case "${host}" in | |
1137 | *-*-cygwin*) | |
1138 | tcldir=../tcl/win/ | |
1139 | ;; | |
1140 | *) | |
1141 | tcldir=../tcl/unix/ | |
1142 | ;; | |
1143 | esac | |
1144 | ||
1145 | TCL_DEPS="${tcldir}${TCL_LIB_FILE}" | |
1146 | ||
3fc11d3e JM |
1147 | # If $no_tk is nonempty, then we can't do Tk, and there is no |
1148 | # point to doing Tcl. | |
1149 | if test -z "${no_tk}"; then | |
1150 | CY_AC_LOAD_TKCONFIG | |
1151 | CY_AC_PATH_TCLH | |
1152 | CY_AC_PATH_TKH | |
1153 | CY_AC_PATH_ITCLH | |
1154 | CY_AC_PATH_ITKH | |
3fc11d3e | 1155 | |
dd2504ab JM |
1156 | |
1157 | # now look for Tk library stuff | |
1158 | ||
1159 | case "${host}" in | |
1160 | *-*-cygwin*) | |
1161 | tkdir=../tk/win/ | |
1162 | ;; | |
1163 | *) | |
1164 | tkdir=../tk/unix/ | |
1165 | ;; | |
1166 | esac | |
1167 | ||
1168 | TK_DEPS="${tkdir}${TK_LIB_FILE}" | |
1169 | ||
3fc11d3e JM |
1170 | # now look for Itcl library stuff |
1171 | ||
1172 | CY_AC_PATH_ITCLCONFIG | |
1173 | if test -z "${no_itcl}"; then | |
b381d62d | 1174 | CY_AC_LOAD_ITCLCONFIG |
3fc11d3e JM |
1175 | |
1176 | ITCLLIB="${ITCL_BUILD_LIB_SPEC}" | |
b381d62d | 1177 | ITCL_DEPS="${ITCL_LIB_FULL_PATH}" |
3fc11d3e JM |
1178 | fi |
1179 | ||
1180 | ||
1181 | # now look for Itk library stuff | |
1182 | CY_AC_PATH_ITKCONFIG | |
1183 | if test -z "${no_itcl}"; then | |
1184 | CY_AC_LOAD_ITKCONFIG | |
1185 | ||
3fc11d3e | 1186 | ITKLIB="${ITK_BUILD_LIB_SPEC}" |
b381d62d | 1187 | ITK_DEPS="${ITK_LIB_FULL_PATH}" |
3fc11d3e JM |
1188 | fi |
1189 | ||
4226a5a5 | 1190 | ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)" |
3fc11d3e JM |
1191 | # Tcl/Tk 8.1 require -fwritable strings. I don't |
1192 | # know whether 8.2 will or not, but I bet it will. | |
1193 | # I don't have to worry about 7.x since we don't support it. | |
1194 | GDBTK_CFLAGS="" | |
1195 | if test "$GCC" = "yes"; then | |
1196 | if test "$TCL_VERSION" != "8.0" ; then | |
1197 | GDBTK_CFLAGS="-fwritable-strings" | |
1198 | fi | |
1199 | fi | |
1200 | ||
1201 | # Include some libraries that Tcl and Tk want. | |
b2a1bd4f | 1202 | TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)' |
3fc11d3e JM |
1203 | # Yes, the ordering seems wrong here. But it isn't. |
1204 | # TK_LIBS is the list of libraries that need to be linked | |
1205 | # after Tcl/Tk. Note that this isn't put into LIBS. If it | |
1206 | # were in LIBS then any link tests after this point would | |
1207 | # try to include things like `$(LIBGUI)', which wouldn't work. | |
1208 | GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}" | |
4226a5a5 FN |
1209 | |
1210 | CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)" | |
1211 | CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)" | |
1212 | CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)" | |
33f8ca73 AC |
1213 | CONFIG_ALL="${CONFIG_ALL} all-gdbtk" |
1214 | CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk" | |
1215 | CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk" | |
1216 | CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk" | |
3fc11d3e JM |
1217 | |
1218 | if test x$gdb_cv_os_cygwin = xyes; then | |
1219 | WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32" | |
1220 | WIN32LDAPP="-Wl,--subsystem,console" | |
1221 | CONFIG_OBS="${CONFIG_OBS} gdbres.o" | |
1222 | fi | |
1223 | fi | |
1224 | fi | |
ffc6a242 | 1225 | |
ffc6a242 | 1226 | configdirs="${configdirs} gdbtk" |
3fc11d3e JM |
1227 | fi |
1228 | ||
3fc11d3e JM |
1229 | AC_SUBST(X_CFLAGS) |
1230 | AC_SUBST(X_LDFLAGS) | |
1231 | AC_SUBST(X_LIBS) | |
dd2504ab JM |
1232 | AC_SUBST(TCL_DEPS) |
1233 | AC_SUBST(TK_DEPS) | |
3fc11d3e JM |
1234 | AC_SUBST(ITCLLIB) |
1235 | AC_SUBST(ITCL_DEPS) | |
1236 | AC_SUBST(ITKLIB) | |
1237 | AC_SUBST(ITK_DEPS) | |
3fc11d3e JM |
1238 | AC_SUBST(GDBTKLIBS) |
1239 | AC_SUBST(GDBTK_CFLAGS) | |
d1c3b63a | 1240 | AC_SUBST(GDBTK_SRC_DIR) |
8b93c638 | 1241 | |
c906108c SS |
1242 | AC_PATH_X |
1243 | ||
7a292a7a SS |
1244 | |
1245 | # Unlike the sim directory, whether a simulator is linked is controlled by | |
1246 | # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file. | |
1247 | # This code just checks for a few cases where we'd like to ignore those | |
1248 | # definitions, even when they're present in the '.mt' file. These cases | |
1249 | # are when --disable-sim is specified, or if the simulator directory is | |
6c5cfe5b | 1250 | # not part of the source tree. |
7a292a7a SS |
1251 | # |
1252 | AC_ARG_ENABLE(sim, | |
1253 | [ --enable-sim Link gdb with simulator], | |
1254 | [echo "enable_sim = $enable_sim"; | |
1255 | echo "enableval = ${enableval}"; | |
1256 | case "${enableval}" in | |
1257 | yes) ignore_sim=false ;; | |
1258 | no) ignore_sim=true ;; | |
1259 | *) ignore_sim=false ;; | |
1260 | esac], | |
1261 | [ignore_sim=false]) | |
1262 | ||
1263 | if test ! -d "${srcdir}/../sim"; then | |
1264 | ignore_sim=true | |
1265 | fi | |
1266 | ||
1267 | if test "${ignore_sim}" = "true"; then | |
1268 | IGNORE_SIM="SIM=" | |
1269 | IGNORE_SIM_OBS="SIM_OBS=" | |
1270 | else | |
1271 | IGNORE_SIM="" | |
1272 | IGNORE_SIM_OBS="" | |
1273 | AC_DEFINE(WITH_SIM) | |
1274 | fi | |
1275 | AC_SUBST(IGNORE_SIM) | |
1276 | AC_SUBST(IGNORE_SIM_OBS) | |
1277 | ||
c906108c | 1278 | AC_SUBST(ENABLE_CFLAGS) |
d28f9cdf | 1279 | AC_SUBST(PROFILE_CFLAGS) |
c906108c SS |
1280 | |
1281 | AC_SUBST(CONFIG_OBS) | |
1282 | AC_SUBST(CONFIG_DEPS) | |
1283 | AC_SUBST(CONFIG_SRCS) | |
b3a90332 AC |
1284 | AC_SUBST(CONFIG_ALL) |
1285 | AC_SUBST(CONFIG_CLEAN) | |
e56ac5c3 AC |
1286 | AC_SUBST(CONFIG_INSTALL) |
1287 | AC_SUBST(CONFIG_UNINSTALL) | |
c906108c | 1288 | |
c906108c SS |
1289 | # target_subdir is used by the testsuite to find the target libraries. |
1290 | target_subdir= | |
1291 | if test "${host}" != "${target}"; then | |
1292 | target_subdir="${target_alias}/" | |
1293 | fi | |
1294 | AC_SUBST(target_subdir) | |
1295 | ||
1296 | frags= | |
1297 | host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh | |
1298 | if test ! -f ${host_makefile_frag}; then | |
7fd60527 AC |
1299 | # When building a native debuger the .mh file containing things |
1300 | # like NATDEPFILES is needed. Cross debuggers don't need .mh | |
1301 | # since it no longer contains anything useful. | |
1302 | if test "${target}" = "${host}"; then | |
1303 | AC_MSG_ERROR("*** Gdb does not support native target ${host}") | |
1304 | else | |
1305 | host_makefile_frag=/dev/null | |
1306 | fi | |
c906108c SS |
1307 | fi |
1308 | frags="$frags $host_makefile_frag" | |
1309 | ||
1310 | target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt | |
1311 | if test ! -f ${target_makefile_frag}; then | |
1312 | AC_MSG_ERROR("*** Gdb does not support target ${target}") | |
1313 | fi | |
1314 | frags="$frags $target_makefile_frag" | |
1315 | ||
1316 | AC_SUBST_FILE(host_makefile_frag) | |
1317 | AC_SUBST_FILE(target_makefile_frag) | |
1318 | AC_SUBST(frags) | |
1319 | ||
1320 | changequote(,)dnl | |
1321 | hostfile=`sed -n ' | |
1322 | s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
1323 | ' ${host_makefile_frag}` | |
1324 | ||
1325 | targetfile=`sed -n ' | |
1326 | s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
1327 | ' ${target_makefile_frag}` | |
1328 | ||
c906108c | 1329 | if test "${target}" = "${host}"; then |
a85f51e7 DJ |
1330 | # We pick this up from the host configuration file (.mh) because we |
1331 | # do not have a native configuration Makefile fragment. | |
c906108c SS |
1332 | nativefile=`sed -n ' |
1333 | s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p | |
1334 | ' ${host_makefile_frag}` | |
c906108c SS |
1335 | fi |
1336 | changequote([,]) | |
1337 | ||
b00a8037 DJ |
1338 | if test x"${gdb_osabi}" != x ; then |
1339 | AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi, | |
1340 | [Define to the default OS ABI for this configuration.]) | |
1341 | fi | |
1342 | ||
8dcde887 MK |
1343 | # Enable multi-ice-gdb-server. |
1344 | AC_ARG_ENABLE(multi-ice, | |
1345 | [ --enable-multi-ice build the multi-ice-gdb-server], | |
1346 | [case $enableval in | |
1347 | yes | no) | |
1348 | ;; | |
1349 | *) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;; | |
1350 | esac]) | |
1351 | if test "x$enable_multi_ice" = xyes; then | |
1352 | configdirs="$configdirs multi-ice" | |
96baa820 JM |
1353 | fi |
1354 | ||
8dcde887 MK |
1355 | # We only build gdbserver automatically if host and target are the same. |
1356 | if test "x$target" = "x$host"; then | |
1357 | AC_MSG_CHECKING(whether gdbserver is supported on this host) | |
1358 | if test "x$build_gdbserver" = xyes; then | |
1359 | configdirs="$configdirs gdbserver" | |
1360 | AC_MSG_RESULT(yes) | |
1361 | else | |
1362 | AC_MSG_RESULT(no) | |
1363 | fi | |
a85f51e7 DJ |
1364 | fi |
1365 | ||
8dcde887 | 1366 | AC_CONFIG_SUBDIRS($configdirs) |
96baa820 | 1367 | |
c906108c | 1368 | # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile |
5a2402b8 AC |
1369 | # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty |
1370 | # version. | |
c906108c SS |
1371 | |
1372 | files= | |
1373 | links= | |
5a2402b8 | 1374 | |
c906108c | 1375 | rm -f xm.h |
5a2402b8 | 1376 | xm_h="" |
c906108c | 1377 | if test "${hostfile}" != ""; then |
5a2402b8 AC |
1378 | xm_h=xm.h |
1379 | GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}" | |
1380 | files="${files} ${GDB_XM_FILE}" | |
1381 | links="${links} xm.h" | |
1382 | AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE}) | |
c906108c | 1383 | fi |
5a2402b8 AC |
1384 | AC_SUBST(xm_h) |
1385 | ||
c906108c | 1386 | rm -f tm.h |
5a2402b8 | 1387 | tm_h="" |
c906108c | 1388 | if test "${targetfile}" != ""; then |
5a2402b8 AC |
1389 | tm_h=tm.h |
1390 | GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}" | |
1391 | files="${files} ${GDB_TM_FILE}" | |
1392 | links="${links} tm.h" | |
1393 | AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE}) | |
c906108c | 1394 | fi |
5a2402b8 AC |
1395 | AC_SUBST(tm_h) |
1396 | ||
c906108c | 1397 | rm -f nm.h |
5a2402b8 | 1398 | nm_h="" |
c906108c | 1399 | if test "${nativefile}" != ""; then |
5a2402b8 AC |
1400 | nm_h=nm.h |
1401 | GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" | |
1402 | files="${files} ${GDB_NM_FILE}" | |
1403 | links="${links} nm.h" | |
1404 | AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE}) | |
c906108c | 1405 | fi |
5a2402b8 AC |
1406 | AC_SUBST(nm_h) |
1407 | ||
c906108c SS |
1408 | AC_LINK_FILES($files, $links) |
1409 | ||
1410 | dnl Check for exe extension set on certain hosts (e.g. Win32) | |
1411 | AC_EXEEXT | |
1412 | ||
234b45d4 KB |
1413 | dnl Detect the character set used by this host. |
1414 | ||
1415 | dnl At the moment, we just assume it's ISO-8859-1 (which is a | |
1416 | dnl superset of ASCII containing the characters needed for French, | |
1417 | dnl German, Spanish, Italian, and possibly others), but if were | |
1418 | dnl *were* to support any host character sets other than ISO-8859-1, | |
1419 | dnl here's where we'd detect it. | |
1420 | AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1", | |
1421 | [Define to be a string naming the default host character set.]) | |
1422 | ||
1423 | AM_ICONV | |
1424 | ||
ed952ac5 | 1425 | AC_OUTPUT(Makefile .gdbinit:gdbinit.in, |
c906108c SS |
1426 | [ |
1427 | dnl Autoconf doesn't provide a mechanism for modifying definitions | |
1428 | dnl provided by makefile fragments. | |
1429 | dnl | |
7ee6d7eb | 1430 | if test "${nativefile}" = ""; then |
c4620205 | 1431 | < Makefile \ |
e27da16d JT |
1432 | sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \ |
1433 | -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \ | |
c4620205 JB |
1434 | | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \ |
1435 | > Makefile.tem | |
c906108c SS |
1436 | mv -f Makefile.tem Makefile |
1437 | fi | |
1438 | ||
1439 | changequote(,)dnl | |
1440 | sed -e '/^TM_FILE[ ]*=/s,^TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/, | |
1441 | /^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/, | |
1442 | /^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp | |
1443 | mv -f Makefile.tmp Makefile | |
1444 | changequote([,])dnl | |
1445 | ||
2acceee2 | 1446 | |
c906108c SS |
1447 | case x$CONFIG_HEADERS in |
1448 | xconfig.h:config.in) | |
1449 | echo > stamp-h ;; | |
1450 | esac | |
1451 | ], | |
1452 | [ | |
1453 | gdb_host_cpu=$gdb_host_cpu | |
1454 | gdb_target_cpu=$gdb_target_cpu | |
1455 | nativefile=$nativefile | |
1456 | ]) | |
1457 | ||
1458 | exit 0 |